diff --git a/docs/Controls.js b/docs/Controls.js
index 8d1fa913..cf66cb72 100644
--- a/docs/Controls.js
+++ b/docs/Controls.js
@@ -1 +1 @@
-import{bc as i,bi as e,ae as t,bg as c,c as r}from"./vendor.js";var a=new WeakSet;class l{constructor(c){var{clickables:r,clickableChildren:l=!1,engine:s}=c;i(this,a),this.clickables=r,this.clickNodes=r.map((i=>i.node)),this.clickableChildren=l,this.engine=s,this.rotationMatrix=new e,this.raycaster=new t,this.click=this.click.bind(this),this.select=this.select.bind(this)}click(i){var{clickables:e,clickableChildren:t,clickNodes:r}=this;if(!0===e)c(this,a,s).call(this);else{var{raycaster:l}=this,{camera:n,renderer:o}=this.engine,h=i.clientX/o.domElement.clientWidth*2-1,d=-i.clientY/o.domElement.clientHeight*2+1;l.setFromCamera({x:h,y:d},n);var b=l.intersectObjects(r,t);c(this,a,s).call(this,b)}}select(){var i=this;return r((function*(){var{clickables:e,clickableChildren:t,clickNodes:r}=i;if(!0===e)yield c(i,a,s).call(i);else{var{raycaster:l,rotationMatrix:n}=i,{controller:o}=i.engine;n.extractRotation(o.matrixWorld),l.ray.origin.setFromMatrixPosition(o.matrixWorld),l.ray.direction.set(0,0,-1).applyMatrix4(n);var h=l.intersectObjects(r,t);yield c(i,a,s).call(i,h)}}))()}}function s(){return n.apply(this,arguments)}function n(){return n=r((function*(){var i=[];return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:[]).forEach((e=>{var{object:t}=e,c=this.clickables.find((i=>i.node.name===t.name));c&&i.push(c)})),yield this.engine.onTouch(i),i})),n.apply(this,arguments)}export{l as Controls};
+import{bc as e,bj as i,ae as t,bh as c,c as r}from"./vendor.js";var a=new WeakSet;class l{constructor(c){var{clickables:r,clickableChildren:l=!1,engine:s}=c;e(this,a),this.clickables=r,this.clickNodes=r.map((e=>e.node)),this.clickableChildren=l,this.engine=s,this.rotationMatrix=new i,this.raycaster=new t,this.click=this.click.bind(this),this.select=this.select.bind(this)}click(e){var{clickables:i,clickableChildren:t,clickNodes:r}=this;if(!0===i)c(this,a,s).call(this);else{var{raycaster:l}=this,{camera:n,renderer:o}=this.engine,h=e.clientX/o.domElement.clientWidth*2-1,d=-e.clientY/o.domElement.clientHeight*2+1;l.setFromCamera({x:h,y:d},n);var b=l.intersectObjects(r,t);c(this,a,s).call(this,b)}}select(){var e=this;return r((function*(){var{clickables:i,clickableChildren:t,clickNodes:r}=e;if(!0===i)yield c(e,a,s).call(e);else{var{raycaster:l,rotationMatrix:n}=e,{controller:o}=e.engine;n.extractRotation(o.matrixWorld),l.ray.origin.setFromMatrixPosition(o.matrixWorld),l.ray.direction.set(0,0,-1).applyMatrix4(n);var h=l.intersectObjects(r,t);yield c(e,a,s).call(e,h)}}))()}}function s(){return n.apply(this,arguments)}function n(){return n=r((function*(){var e=[];return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:[]).forEach((i=>{var{object:t}=i,c=this.clickables.find((e=>e.node.name===t.name));c&&e.push(c)})),yield this.engine.onTouch(e),e})),n.apply(this,arguments)}export{l as Controls};
diff --git a/docs/Controls.js.gz b/docs/Controls.js.gz
index 3c856ab3..6823ffc0 100644
Binary files a/docs/Controls.js.gz and b/docs/Controls.js.gz differ
diff --git a/docs/Preload.js b/docs/Preload.js
index 6d4d7352..9dfe5417 100644
--- a/docs/Preload.js
+++ b/docs/Preload.js
@@ -1 +1 @@
-import{$ as e,av as t,aw as a,ax as i,c as n,ay as r,az as o,aA as s,aj as l,aB as d,aC as c,aD as h,W as m,aE as u,aF as f,aG as p,aH as v,aI as g,aJ as w,aK as y,a2 as b,a as S,v as T,aL as C,aM as E,x,aN as P,C as j,_ as A,a8 as k,D as O,A as R,aO as _,w as L,aP as B,Y as I,y as F,aQ as D,ac as W,aR as N,a0 as H,aS as V,aT as U,aU as z,aV as X,aW as q,a1 as G,V as K,ab as Y,aa as Z,a9 as $,aX as J,aY as Q,aZ as ee,a_ as te,a$ as ae,b0 as ie,G as ne,b1 as re,b2 as oe,Z as se,b3 as le,b4 as de,b5 as ce,b6 as he,am as me,b7 as ue,r as fe,b8 as pe,b9 as ve,ba as ge}from"./vendor.js";class we{constructor(n){var{scene:r,sceneInstance:o,renderer:s,endSession:l}=n;this.endSession=l,this.engine=n,this.gui=e("#".concat(t)),this.hitSearch=e("#hud-searching-hittest"),this.spawnButton=e("#hud-spawn-artifact"),this.scene=r,this.renderer=s,this.sceneInstance=o,e.on("#".concat(a),"click",this.onExitButtonClick.bind(this)),i(this),this.animToggler=e("#toggle-animation-button")}setCamera(t){this.cameraAccess=t,t?e.show(this.recordVideoButton):e.hide(this.recordVideoButton)}showAnimToggler(t){this.animToggler&&(this.animToggler.classList.remove("play"),e.show(this.animToggler),this.animTogglerInit||(this.animTogglerInit=!0,this.eventListener=()=>{this.animToggler.classList.toggle("play"),t()},e.on(this.animToggler,"click",this.eventListener)))}hideAnimToggler(){e.hide(this.animToggler)}show(){e.show(this.gui)}hide(){e.hide(this.gui)}onExitButtonClick(){var t=this;return n((function*(){t.engine.endSession(),e.off(t.animToggler,"click",t.eventListener),r()}))()}showHitSearch(){e.show(this.hitSearch)}hideHitSearch(){e.hide(this.hitSearch)}showSpawnButton(){e.show(this.spawnButton)}hideSpawnButton(){e.hide(this.spawnButton)}showElement(t){t.shown||(e.show(t),t.shown=!0)}hideElement(t){t.shown&&(e.hide(t),t.shown=!1)}}var{SCENE_TYPES:ye}=m.APP_DB;class be{constructor(e){var{artifact:t,preload:a,XR:i}=e;this.XR=i,this.artifact=t,this.preload=a;var{type:n=ye.Hit}=t;this.type=n,this.clock=new o,this.scene=new s,this.customMaterials=[],this.spatials=[],this.spatialObjects=[],this.lookAtCameraObjects=[],this.animateObjects=[],this.audioAnalysers=[],this.audioAnalyserEmissionConfigs=[],this.objects={},this.circlingLights=[],this.customObjects=[],this.videoTargets=[],this.animationListeners=[],this.materialFadeAnimations=[],this.eventsToRemove=[],this.renderSteps=[],this.unspawnObjects=[],this.animations=[],this.randomAudioElements=[],this.onResize=this.onResize.bind(this),this.render=this.render.bind(this),this.initFallbackSession=this.initFallbackSession.bind(this),this.toggleAnimations=this.toggleAnimations.bind(this),this.endSession=this.endSession.bind(this),this.onAddArtifact=this.onAddArtifact.bind(this)}init(t){var a=this;return n((function*(){var i,{artifact:r,preload:o,scene:s,type:w,XR:y}=a;t&&(a.sceneInstance=t);var{fov:b,near:S,far:T}=l(r.cam,d),C=m.innerWidth/m.innerHeight;a.camera=new c(b,C,S,T),a.camera.updateProjectionMatrix(),s.add(a.camera);var E=new h({antialias:!0,alpha:!0});a.renderer=E,E.setPixelRatio(m.devicePixelRatio),E.setSize(m.innerWidth,m.innerHeight),E.domElement.id=u,E.useLegacyLights=!1,E.toneMapping=f;var{audio:x,audioElements:P,circlingLights:j,clickables:A,customMaterials:k,customObjects:O,fog:R,fogexp2:M,hideLight:_,ocean:L,particles:B,shadow:I,triggerVideo:F,underwater:D,wireframes:W,record3d:N,record3DImages:H,renderTargets:V,noShadowObjects:U,receiveNoShadowObjects:z,castNoShadowObjects:X,ws:q}=r;!1!==I&&(E.shadowMap.enabled=!0,E.shadowMap.type=p),a.hud=new we(a);var G=null===(i=a.artifact.animateObjects)||void 0===i?void 0:i.some((e=>e.sound));if((x||null!=P&&P.length||G)&&a.addAudio(),a.addSkybox(),_||a.addLights(),(R||M)&&a.addFog(),q&&a.sceneInstance){var{host:K,port:Y,protocol:Z}=q,$={host:K,port:Y,protocol:Z,scene:t};a.ws=new o.assets.WS($)}if(a.videoElement=o.assets.videoElement,null!=t&&t.init&&(console.warn("`CustomScene.init` is deprecated","and will be removed in a future version. use `CustomScene.beforeLoadModel` instead."),yield t.init({engine:a,preload:o})),N&&r.type!==ye.FakeMirror&&!N.doNotInit){var J=a.videoElement,Q={artifact:r,engine:a,preload:o,videoElement:J},ee=new o.assets.Record3D(Q);a.record3d=ee,ee.model&&(a.model=ee.model),ee.child&&(a.child=ee.child),a.parentName=ee.config.parentName,a.renderSteps.push(ee.tick)}if(H){var{Class:te,images:ae}=o.assets.Record3DImages,ie=new te({engine:a,images:ae,config:H});a.record3DImages=ie}if(null!=t&&t.beforeLoadModel&&t.beforeLoadModel({engine:a,preload:o}),yield a.loadModel(),null!=t&&t.afterLoadModel&&t.afterLoadModel({engine:a,preload:o}),a.artifact.showVideoTime&&(a.frameRateIndicator=e.create("div",{style:{position:"fixed",top:0,left:0,backgroundColor:"black",color:"white"},parent:"#hud"})),U&&U.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.receiveShadow=!1,t.castShadow=!1)})),z&&z.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.receiveShadow=!1)})),X&&X.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.castShadow=!1)})),V&&a.addRenderTargets(),null!=j&&j.length){var{CirclingLights:ne}=yield import("./vendor.js").then((function(e){return e.bn}));new ne(a)}if(k&&new o.assets.CustomMaterials(a),O&&(yield a.addCustomObjects()),W&&W.forEach((e=>{var t=a.model.getObjectByName(e.target);t&&t.material&&(t.material.wireframe=!0,e.transparent&&(t.material.transparent=!0,t.material.opacity=e.opacity))})),F&&(a.objects.videoTrigger=new o.assets.VideoTrigger(a)),D&&(yield a.addUnderwaterPlane()),L&&(a.objects.oceanPlane=new o.assets.OceanPlane({artifact:r,engine:a,preload:a.preload})),B&&(a.particles=new o.assets.Particles(a),yield a.particles.init()),E.setSize(m.innerWidth,m.innerHeight),e.append(E.domElement,"#".concat(v)),y)try{var re=E.xr.getController(0);a.controller=re;var{clickable:oe,shadow:se,shadowPlane:le}=r;if(!1!==se&&!1!==le&&a.addShadowPlane(),!a.isHittestScene())throw new Error("Unknown scene type ".concat(w));w!==ye.Float&&a.spawnReticle(),e.on(a.hud.spawnButton,"click",a.onAddArtifact),e.on(re,"select",a.onAddArtifact),oe||a.hud.hideAnimToggler(),s.add(re),a.initScene=n((function*(){var t=["hit-test","dom-overlay"];g&&t.push("anchors"),e.hide("#Locator");var i=yield m.NAV.xr.requestSession("immersive-ar",{requiredFeatures:t,domOverlay:{root:e("#hud")}});return a.refSpace=yield i.requestReferenceSpace("viewer"),a.localRefSpace=yield i.requestReferenceSpace("local"),a.renderer.xr.enabled=!0,a.renderer.xr.setReferenceSpaceType("local"),yield a.renderer.xr.setSession(i),i.initFallbackSession=a.initFallbackSession.bind(a),a.session=i,i}))}catch(e){a.initScene=a.initFallbackSession}else a.initScene=a.initFallbackSession;return null!=A&&A.length&&a.addClickables(),e.on(m,"resize",a.onResize),a.onResize(),E.setAnimationLoop(a.render),a}))()}onAddArtifact(){var e=this;return n((function*(){var{artifact:t,justUnspawned:a,modelSpawned:i}=e;if(!a){if(!i){yield e.spawnModel(!1)}t.clickable?e.hud.showAnimToggler(e.toggleAnimations):e.hud.hideAnimToggler()}}))()}onResize(){var{innerWidth:e,innerHeight:t}=m;this.camera.aspect=e/t,this.camera.updateProjectionMatrix(),this.renderer.setSize(e,t)}addRenderTargets(){var{renderTargets:e}=this.artifact;this.renderTargets=[],e.forEach((e=>{var t=l(e,{height:512,width:512,options:{depthBuffer:!1,stencilBuffer:!1},off:[]}),a=[];t.off.length&&t.off.forEach((e=>{var t=this.model.getObjectByName(e);t&&a.push(t)})),this.renderTargets.push({height:t.height,width:t.width,off:a,object:new w(t.width,t.height,t.options)})}))}addLights(){var{directionalLightPosition:e=te.directionalPosition,directionalColor:t=te.directionalColor,directionalIntensity:a=te.directionalIntensity,ambientColor:i=te.ambientColor,ambientIntensity:n=te.ambientIntensity}=this.artifact,r=new y(t,a);r.position.set(...e),r.castShadow=!0,!1!==this.artifact.shadow&&(r.shadow.bias=-1e-4,r.shadow.mapSize.width=4096,r.shadow.mapSize.height=4096,r.shadow.camera.left=-70,r.shadow.camera.right=70,r.shadow.camera.top=70,r.shadow.camera.bottom=-70,r.shadow.camera.near=.1,r.shadow.camera.far=300),this.directionalLight=r,this.scene.add(r),this.ambientLight=new b(i,n),this.scene.add(this.ambientLight)}addCustomObjects(){var{artifact:e}=this,{customObjects:t}=e;t.forEach((e=>{var{config:t,object:a}=e,i=this.model.getObjectByName(t.target);i&&(a.child?i.add(a.child):a.model&&(i.parent.add(a.model),i.parent.remove(i)),this.customObjects.push({config:t,object:a}),S.fn(a.init)&&a.init({engine:this}))}))}addShadowPlane(){var e=new T(150,150,64,64),t=new C;t.opacity=E;var a=new x(e,t);a.receiveShadow=!0,a.lookAt(0,100,0),a.position.set(0,.01,0),this.shadowPlane=a}addPortal(){this.objects.portal=new this.preload.assets.Portal.Factory({engine:this,mergeConfig:l})}spawnReticle(){var e=new P(.15,.2,32).rotateX(-M.PI/2),t=new j;this.reticle=new x(e,t),this.reticle.matrixAutoUpdate=!1,this.reticle.visible=!1,this.scene.add(this.reticle)}onAnimationLoop(e,t){var a=e.action._clip.name;t.forEach((e=>{if(!this.materialFadeAnimations.includes((e=>e.action._clip.name===a))){var t=this.findEventTargets(e);this.materialFadeAnimations.push(A(A({},e),{},{targets:t}))}}))}onAnimationFinished(e,t){var a=e.action._clip.name;t.forEach((e=>{if(!this.materialFadeAnimations.includes((e=>e.action._clip.name===a))){var t=this.findEventTargets(e);this.materialFadeAnimations.push(A(A({},e),{},{targets:t}))}}))}glow(){var{glow:e}=this.artifact;this.model.traverse((t=>{if(k(t.name,"glow")){var a=S.bool(e)?238:e,i=new j({color:a,side:O,blending:R,transparent:!0});t.material=i}}))}addClickables(){var{artifact:t,controller:a,model:i,preload:n,renderer:r,XR:o}=this,{clickables:s=[],clickableChildren:l=!1}=t,d=[];if(!0===s?d.push(i):s.length&&i.traverse((e=>{s.forEach((t=>{if(S.str(t)&&(t={target:t}),_({node:e,search:t.target})){var a;t.node=e,t.hide&&(e.material.transparent=!0,e.material.opacity=0);var i=!0===t.audio?e.name:t.audio;if(null!==(a=n.assets.audioElements)&&void 0!==a&&a.length){var r=n.assets.audioElements.find((e=>{var{ele:t}=e;return t.dataset.name===i}));r&&(t.player=r.ele)}d.includes(t)||d.push(t)}}))})),d.length){var{Controls:c}=n.assets;this.controls=new c({clickableChildren:l,clickables:d,engine:this}),o?e.on(a,"select",this.controls.select,!1):e.on(r.domElement,"mousedown",this.controls.click,!1)}}onTouch(t){var a;null!==(a=this.sceneInstance)&&void 0!==a&&a.onTouch&&this.sceneInstance.onTouch(t),t.forEach(((t,a)=>{if(!(a+1>this.artifact.maxTouches)){var{emission:i,emissionIntensity:n=.2,link:r,player:o}=t;if(r&&(L?window.location.href=r:window.open(r,"_hacked")),o&&(o.loop?o.paused?o.play():(o.currentTime=0,o.pause()):(o.currentTime=0,o.play())),i){var s=t.node.name.split("_")[0],l=this.model.getObjectByName(s);if(!l)return void console.warn("node not found",s);("Group"===l.type?l.children:[l]).forEach((a=>{if(a){if(a.userData.origEmissive||(a.userData.origEmissive=a.material.emissive),a.userData.origEmissiveIntensity||(a.userData.origEmissiveIntensity=a.material.emissiveIntensity),o||console.warn("player not found",t.node.name),o)if(B.same(a.material.emissive,a.userData.origEmissive)){var r=new I(1,1,1);S.bool(i)?a.material.color&&(r=a.material.color):S.arr(i)&&(r=new I(...i)),a.material.emissive=r,a.material.emissiveIntensity=n,o.loop||e.on(o,"ended",(()=>{a.material.emissive=a.userData.origEmissive,a.material.emissiveIntensity=a.userData.origEmissiveIntensity}))}else o.loop&&(a.material.emissive=a.userData.origEmissive,a.material.emissiveIntensity=a.userData.origEmissiveIntensity)}else console.warn("node not found",s)}))}}}))}nosort(){this.renderer.sortObjects=!1}clip(){var{artifact:e,model:t}=this,{clipSide:a,clipInFallback:i}=e;t.traverse((e=>{if(k(e.name,"clip"))if(this.XR||!1!==i){var t=a||e.material.side;e.material=new j({color:"green",colorWrite:!1,side:t}),e.castShadow=!1,e.receiveShadow=!1,e.renderOrder=1}else e.visible=!1;else e.renderOrder=2}))}addUnderwaterPlane(){var e=this;return n((function*(){e.cameraPlane=new e.preload.assets.UnderwaterPlane({engine:e}),yield e.cameraPlane.preload(e)}))()}addSkybox(){var e=this;return n((function*(){var{artifact:t,preload:a,renderer:i,scene:n,XR:r}=e,o=ae,s=null==t?void 0:t.skySphere;S.arr(s)&&s.length&&(o=s);var l=new F(...o),d=a.assets.skybox,c=new j({map:d,side:D}),h=new x(l,c);if(h.rotation.y=W.degToRad(180),h.visible=!r,n.add(h),!1!==t.light&&!t.hideEnvironment){var m=new N(i);m.compileEquirectangularShader();var u=m.fromEquirectangular(d).texture;n.environment=u,u.dispose(),m.dispose()}e.skybox=h}))()}addAudio(){this.listener=new H,this.camera.add(this.listener)}addFog(){var{artifact:e,scene:t}=this,{fog:a,fogexp2:i}=e;if(a){var{color:n,near:r,far:o}=a;t.fog=new V(n,r,o)}if(i){var{color:s,density:l}=i;t.fog=new U(s,l)}}startMedia(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(!this.isMediaPlaying){this.isMediaPlaying=!0;var{actions:t=[],artifact:a,preload:i}=this,{videoElement:n,audioElements:r=[]}=i.assets;a.triggerAudio||null!=r&&r.length&&r.forEach((t=>{var{config:a,ele:i}=t;a.autoplay?(e&&(i.currentTime=0),a.volume&&(S.fn(i.setVolume)?i.setVolume(a.volume):i.volume=a.volume),i.play()):a.random&&(a.interval=z(a.interval),this.randomAudioElements.push({ele:i,config:a}))})),n&&!a.triggerVideo&&(e&&(n.currentTime=0),n.play()),t.forEach((e=>e.play()))}}stopMedia(){var{preload:e,videoElement:t,actions:a=[],audioElements:i=[]}=this;t&&t.pause(),e.hls&&e.hls.destroy(),a&&a.length&&a.forEach((e=>e.stop())),i.forEach((e=>{var{ele:t}=e;return t.pause()})),this.isMediaPlaying=!1}toggleAnimations(){this.actions.forEach((e=>e.paused=!e.paused))}initFallbackSession(){var e=this;return n((function*(){var t;e.XR=!1,m.B.classList.add(X);var{camera:a,artifact:i,model:n,renderer:r}=e,{clickable:o}=i,{Controller:s}=e.preload.assets;s&&(e.controller=new s(a,r.domElement,i,e),e.controller.unspawn&&e.unspawnObjects.push(e.controller)),e.skybox.visible=!0,o?e.hud.showAnimToggler(e.toggleAnimations):e.hud.hideAnimToggler();var{cam:l={}}=i,d=ie,{x:c=d.x,y:h=d.y,z:u=d.z}=l;a.position.set(c,h,u);var{scale:f}=i;if(f&&n){var{x:p,y:v,z:g}=n.scale;S.num(f)&&n.scale.set(p*f,v*f,g*f)}null===(t=e.controller)||void 0===t||t.update();yield e.spawnModel(!0),r.domElement.focus()}))()}loadModel(){var e=this;return n((function*(){var t,a,i,{artifact:n,preload:r,sceneInstance:o={}}=e,{spatialObjects:s=[],audioElements:l=[]}=n;(e.spatials=[...s,...l],null!=o&&o.model&&(e.model&&e.model!==o.model?e.model.add(o.model):e.model||(e.model=o.model)),null!==(t=r.assets.gltf)&&void 0!==t&&t.scene)&&(e.model?e.model.add(null===(a=r.assets.gltf)||void 0===a?void 0:a.scene):e.model=null===(i=r.assets.gltf)||void 0===i?void 0:i.scene);if(n.ply&&r.assets.addPly(e),e.addAnimations(),e.model){var d,c;e.artifact.hideChildren&&e.artifact.hideChildren.forEach((t=>{var a=e.model.getObjectByName(t);a&&a.position.set(5e3,5e3,5e3)}));var h={},{parentName:m=o.parentName,child:u=o.child}=e;if(m&&u&&(c=e.model.getObjectByName(m),e.modelParent=c),e.model.traverse((t=>{if(e.customObjects.forEach((e=>{var{object:a}=e;a.parentName&&a.child&&k(t.name,a.parentName)&&(h[a.name]=t)})),t.isMesh){var{frustumCulled:a,transparent:i,castShadow:r,receiveShadow:o,noShadowObjects:s=[],noShadowCastObjects:l=[],noShadowReceiveObjects:d=[]}=n;(!1===a||null!=a&&a.includes(t.name))&&(t.frustumCulled=!1),!1===i&&(t.material.transparent=!1),k(t.name,"noshadow")||s.includes(t.name)||(k(t.name,"noshadowcast")||l.includes(t.name)||(t.castShadow=!1!==r),k(t.name,"noshadowreceive")||d.includes(t.name)||(t.receiveShadow=!1!==o)),k(t.name,"videotarget")&&e.videoTargets.push(t),t.material.map&&(t.material.map.anisotropy=16,t.material.map.colorSpace=q),t.material.emissiveMap&&(t.material.emissiveMap.colorSpace=q),(t.material.map||t.material.emissiveMap)&&(t.material.needsUpdate=!0)}var c=[];n.animateObjects&&n.animateObjects.forEach((a=>{if(k(t.name,a.name)){var i=e.actions.find((e=>e._clip.name===t.name));if(a.sound){!0===a.sound&&(a.sound={name:e.artifact.slug}),a.sound.name||(a.sound.name=e.artifact.slug);var n=e.preload.assets.animateObjects[a.sound.name];if(n){var r=new G(e.listener);r.setBuffer(n);var{loopSound:o=!0}=a;if(r.setLoop(o),a.audio=r,a.sound.distance){var s=!1!==a.sound.yDistanceTest;c.push({buffer:r,distance:a.sound.distance,distanceTarget:t.name,target:t.name,yDistanceTest:s})}}else console.error("animateObjects: Sound not found in preload.assets",a)}e.animateObjects.push(A(A({},a),{},{action:i,node:t}))}})),e.spatials=[...e.spatials,...c]})),e.spatials.length){var{SpatialObjects:f}=yield import("./vendor.js").then((function(e){return e.bo}));e.objects.spatialObjects=new f(e)}if(null!==(d=n.lookAtCameraObjects)&&void 0!==d&&d.length){var p=new r.assets.LookAtCamera(e);e.addRenderStep(p.render.bind(p))}if(c&&(o.child?c.add(o.child):e.child&&c.add(e.child)),e.customObjects.forEach((t=>{var{object:a}=t;a.child?h[a.name].add(a.child):a.model&&e.model.add(a.model)})),e.videoElement&&e.videoTargets.length){var v,{flipVideo:g,chromaKey:w}=n,y=new K(e.videoElement);!1!==g&&(y.flipY=!1);var{examples:b={}}=null===(v=e.preload)||void 0===v?void 0:v.assets,{ChromaKeyMaterial:S=!1}=b;e.videoTargets.forEach((e=>{w?S&&(e.material=new S(w,y)):e.material.map=y}))}}var{clip:T,glow:C,portal:E,nosort:x,clones:P,clonesOnMeshes:j}=e.artifact;if(C&&e.glow(),E&&e.addPortal(),e.model&&T&&e.clip(),x&&e.nosort(),r.assets.Mirrors&&new r.assets.Mirrors(e),e.artifact.analyseAudio){var{AnalyseAudio:O}=yield import("./vendor.js").then((function(e){return e.bp})),R=new O(e);e.addRenderStep(R.render)}if(e.model){if(e.model.position.set(5e3,5e3,5e3),P){var{Clones:M}=yield import("./vendor.js").then((function(e){return e.bq}));e.clones=new M(e)}if(j){var{ClonesOnMeshes:_}=yield import("./vendor.js").then((function(e){return e.br}));e.meshClones=new _(e)}e.scene.add(e.model)}}))()}addAnimations(){var t,a,i;if(null!==(t=this.sceneInstance)&&void 0!==t&&null!==(t=t.animations)&&void 0!==t&&t.length&&this.animations.push(...this.sceneInstance.animations),null!==(a=this.preload.assets.gltf)&&void 0!==a&&null!==(a=a.animations)&&void 0!==a&&a.length&&this.animations.push(...this.preload.assets.gltf.animations),this.actions=[],null!==(i=this.animations)&&void 0!==i&&i.length){var n;this.mixer=new Y(this.model);var{animations:r={}}=this.artifact,{loop:o,startOnTouch:s,clampWhenFinished:l=!0,autoplay:d=!0,noLoopAnimations:c=[],pausedAnimations:h=[],timeScale:m=1}=r;if(this.animations.forEach((e=>{var t=this.mixer.clipAction(e),a=h.includes(e.name),i=s||!d||a;(!1===o||c.includes(e.name))&&(t.clampWhenFinished=l,t.loop=Z),i&&(t.paused=!0),S.num(m)?t.timeScale=m:S.obj(m)&&m.hasOwnProperty(t.name)&&(t.timeScale=m[t.name]),this.actions.push(t)})),null!==(n=this.artifact.events)&&void 0!==n&&n.animation){var{events:u}=this.artifact,{times:f=[],loop:p=[],finished:v=[]}=null==u?void 0:u.animation;if(p.length){var g=[this.mixer,"loop",e=>this.onAnimationLoop(e,p)];e.on(...g),g.targets=this.findEventTargets(p),this.eventsToRemove.push(g)}if(v.length){var w=[this.mixer,"finished",e=>this.onAnimationFinished(e,v)];e.on(...w),w.targets=this.findEventTargets(v),this.eventsToRemove.push(w)}if(f.length){var{times:y}=this.artifact.events.animation;y.length&&y.forEach((e=>{var{action:t,once:a=!1}=e,i=$.findByName(this.animations,t),n=this.findEventTargets(e);this.animationListeners.push(A(A({},e),{},{once:a,action:i,targets:n}))}))}}}}findEventTargets(e){var t=[];return this.model.traverse((a=>{_({node:a,search:e.targets})&&(a.material&&(t.includes(a.material)||t.push(a.material)))})),t}spawnModel(e){var t=this;return n((function*(){var a,{artifact:i,camera:n,controller:r,model:o,reticle:s,scene:l,sceneInstance:d={},shadowPlane:c,type:h,XR:m}=t,{showSkybox:u,skyboxTransparency:f,floatSpawnAtZeroY:p=!1}=i;if(!m||e)o&&o.position.set(0,0,0),t.modelSpawned=!0;else if(t.isHittestScene()){if(!t.modelSpawned&&t.lastHit){s.updateMatrixWorld(),o.position.setFromMatrixPosition(s.matrixWorld),o.updateMatrixWorld();var v=n.position,g=o.position,w=v.x-g.x,y=v.z-g.z,b=Math.atan2(w,y);o.rotation.y=b,c&&(c.position.setFromMatrixPosition(s.matrixWorld),l.add(c)),o.visible=!0,s.visible=!1,t.modelSpawned=!0}}else if(h===ye.Float){var T=o.clone();T.position.set(0,0,-1).applyMatrix4(r.matrixWorld),p&&(T.position.y=0),l.add(T)}if(t.applyPositionAndRotation(),null!=d&&d.spawnModel&&(console.warn("W_DEPRECATED: sceneInstance.spawnModel is deprecated. Please use sceneInstance.afterSpawnModel instead."),d.spawnModel({engine:t})),null!=d&&d.afterSpawnModel&&d.afterSpawnModel({engine:t}),t.startMedia(),u&&(t.skybox.visible=!0,f&&(t.skybox.material.transparent=!0,t.skybox.material.opacity=f),t.skybox.receiveShadow=!1),null!==(a=t.preload.gui)&&void 0!==a&&a.afterSpawnModel){var{afterSpawnModel:C}=t.preload.gui;C.style.visibility="visible",C.style.opacity=1,setTimeout((()=>{var e;S.fn(null===(e=C.parentNode)||void 0===e?void 0:e.removeChild)&&C.parentNode.removeChild(C)}),8e3)}}))()}exitSceneInstance(){var t,a;this.modelSpawned&&(this.scene.remove(this.model),this.modelSpawned=!1,this.isAnimationRunning=!1,this.stopMedia(),this.justUnspawned=!0,null!==(a=this.eventsToRemove)&&void 0!==a&&a.length&&this.eventsToRemove.forEach((t=>{e.off(...t)})),this.unspawnObjects.forEach((e=>{null==e||e.unspawn(this)})),setTimeout((()=>{this.justUnspawned=!1}),200));this.customObjects.forEach((e=>{var{object:t}=e;S.fn(t.exit)&&t.exit({engine:this})})),this.customMaterials.forEach((e=>{var{material:t}=e;S.fn(t.exit)&&t.exit({engine:this})})),this.animateObjects.forEach((e=>{var t;null===(t=e.audio)||void 0===t||t.stop()})),null!==(t=this.sceneInstance)&&void 0!==t&&t.exit&&this.sceneInstance.exit({engine:this}),this.frameRateIndicator&&e.remove(this.frameRateIndicator)}applyPositionAndRotation(){var{artifact:e,model:t}=this;if(t){var{pos:a={},rot:i={}}=e,{x:n,y:r,z:o}=a;n&&(t.position.x+=n),r&&(t.position.y+=r),o&&(t.position.z+=o);var{x:s,y:l,z:d}=i,c=W.degToRad;s&&t.rotateX(c(s)),l&&t.rotateY(c(l)),d&&t.rotateZ(c(d))}}endSession(){var t,a;if(null===(t=this.session)||void 0===t||!t.ended){this.session&&(this.session.end(),this.session.ended=!0),this.hud.hide(),this.renderer.setAnimationLoop(null),e("#".concat(v)).classList.remove("visible"),this.exitSceneInstance(),this.scene&&J(this.scene),e.remove(".".concat(Q)),null!==(a=this.preload)&&void 0!==a&&a.hls&&(this.preload.hls.destroy(),e.remove(this.preload.hlsScript));var i=e("#".concat(u));if(i){var n=i.parentNode;n.id===v?e.remove(i):e.remove(n)}m.B.classList.remove(X),e(".start-experience-button").forEach((e=>{e.removeAttribute("disabled")})),L&&m.location.reload()}}isHittestScene(){return![ye.Float].includes(this.type)}addRenderStep(e){this.renderSteps.push(e)}render(e,t){var a=this;return n((function*(){var i,n,r,o,s,l,d=a.clock.getDelta();if(a.renderHittest(t),a.mixer)if(a.artifact.videoBoundAnimation&&a.videoElement){a.lastFrameVideoTime||(a.lastFrameVideoTime=a.videoElement.currentTime);var c=a.videoElement.currentTime-a.lastFrameVideoTime;c&&a.mixer.update(c),a.lastFrameVideoTime=a.videoElement.currentTime}else a.mixer.update(d);var h,m={delta:d,timestamp:e,engine:a,frame:t};if(a.modelSpawned){if(g&&a.XR){var u=t.getPose(a.anchor.anchorSpace,a.localRefSpace),{x:f,y:p,z:v}=u.transform.position;a.model.position.set(f,p,v);var{x:w,y:y,z:b,w:S}=u.transform.orientation;a.model.quaternion.set(w,y,b,S)}a.renderSteps.forEach((e=>{e(m)}))}(a.artifact.showVideoTime&&(a.frameRateIndicator.innerText="Videotime: ".concat(a.videoElement.currentTime)),null!==(i=a.sceneInstance)&&void 0!==i&&i.tick&&a.sceneInstance.tick(m),null!==(n=a.artifact.ply)&&void 0!==n&&n.animated&&a.renderPlyMorphTargetInfluences(m),null!==(r=a.animateObjects)&&void 0!==r&&r.length&&a.renderAnimateObjects(m),null!==(o=a.animationListeners)&&void 0!==o&&o.length&&a.renderAnimationTimeEvent(m),a.materialFadeAnimations.length&&a.renderMaterialAnimTick(m),null!==(s=a.randomAudioElements)&&void 0!==s&&s.length&&a.renderRandomAudio(m),a.particles&&a.particles.update(m),a.customObjects.length&&a.renderCustomObjects(m),null!==(l=a.sceneInstance)&&void 0!==l&&l.render?a.sceneInstance.render(m):a.renderer.render(a.scene,a.camera),a.controller)&&(null!==(h=a.controller)&&void 0!==h&&h.update&&a.controller.update(d))}))()}renderRenderTargets(e){var{renderTargets:t}=this;t.forEach((e=>{e.off.length&&e.off.forEach((e=>{e.visible=!1})),this.renderer.setRenderTarget(e.object),this.renderer.render(scene,camera),this.renderer.setRenderTarget(null),e.off.length&&e.off.forEach((e=>{e.visible=!0}))}))}renderPlyMorphTargetInfluences(e){var{delta:t,timestamp:a}=e;this.nextMorphTargetStep||(this.nextMorphTargetStep=a+this.morphTargetInfluenceConfig.delay);var i=this.animatedPoints,n=i.morphTargetInfluences.length-1,r=t*this.morphTargetInfluenceConfig.speed;i.morphTargetInfluences=i.morphTargetInfluences.map(((e,t)=>{if(t===this.morphTargetTargetIndex){var i=Math.min(e+r,1);return i>=1&&a>this.nextMorphTargetStep&&(this.nextMorphTargetStep=a+this.morphTargetInfluenceConfig.delay,this.hasRun=!this.hasRun,this.hasRun||(this.morphTargetTargetIndex+=1,this.morphTargetTargetIndex>n&&(this.morphTargetTargetIndex=0))),i}return Math.max(e-r,0)}))}renderCustomObjects(e){this.customObjects.forEach((t=>{var{object:a}=t;S.fn(a.tick)&&a.tick(e)}))}renderAnimateObjects(e){var{timestamp:t}=e;this.animateObjects.forEach((e=>{var{action:a,audio:i,speed:n,minSpeed:r=0,maxDelay:o=2,minDelay:s=1}=e;if(a&&a.paused&&(e.nextAnimation||(e.nextAnimation=t+Math.random()*(1e3*o)+1e3*s),i.isPlaying&&i.stop(),e.nextAnimation<=t)){e.nextAnimation=!1;var l=Math.random()>.5?1:-1,d=Math.max(r,Math.random()*n)*l;a.timeScale=d,a.paused=!1,a.play(),i&&!i.isPlaying&&i.play()}}))}renderHittest(t){var a=this;return n((function*(){if(a.modelSpawned)a.hud.hideSpawnButton();else if(t&&a.XR){var i=a.renderer.xr.getSession();a.hitTestSourceRequested||(a.hitTestSource=yield i.requestHitTestSource({space:a.refSpace}),e.on(i,"end",(()=>{a.hitTestSourceRequested=!1,a.hitTestSource=null})),a.hitTestSourceRequested=!0);var n=t.getHitTestResults(a.hitTestSource);if(n.length){if(a.lastHit=n[0],g&&(a.anchor=yield a.lastHit.createAnchor()),!a.modelSpawned){a.reticle.visible=!0,a.hud.showSpawnButton();var r=a.renderer.xr.getReferenceSpace();a.reticle.matrix.fromArray(a.lastHit.getPose(r).transform.matrix)}a.hud.hideHitSearch()}else a.reticle.visible=!1,a.modelSpawned||(a.hud.showHitSearch(),a.hud.hideSpawnButton()),a.lastHit=void 0}}))()}renderAnimationTimeEvent(){this.animationListeners.forEach((e=>{var{time:t,action:a,once:i}=e,{time:n}=a;!e.hasTriggered&&n>=t?(e.hasTriggered=!0,this.materialFadeAnimations.push(e)):n<=t&&(i||(e.hasTriggered=!1))}))}renderRandomAudio(e){var{timestamp:t}=e;this.modelSpawned&&this.randomAudioElements.forEach((e=>{var{ele:a,config:i}=e;if(a.paused&&(i.nextPlayTime||(i.nextPlayTime=t+ee(i.interval)),i.nextPlayTime<=t)){a.time=0,a.play();var n=ee(i.interval);i.nextPlayTime=t+n+1e3*a.duration}}))}renderMaterialAnimTick(e){var{delta:t}=e;this.materialFadeAnimations.forEach(((e,a)=>{if(e){var{targets:i=[],speed:n=1,to:r=0,props:o}=e;i.forEach((e=>{var i=S.arr(o)?o:[o],s=!0;i.map((a=>{var i=e[a]+n*t;n<0?i<=r?i=r:s=!1:n>0&&(i>=r?i=r:s=!1),e[a]=i})),s&&this.materialFadeAnimations.splice(a,1)}))}}))}}var Se=(e,t)=>S.arr(t)||S.str(t)?t.includes(e)||t===e:null==t?void 0:t.hasOwnProperty(e);class Te{constructor(t){var{artifact:a,root:i,THREE:n,XR:r=!0}=t;this.artifact=a,this.root=i,this.XR=!1===r?r:m.SUPPORTS.XR,n&&(this.THREE=n);var{android:o,chrome:s}=fe;this.isAndroidChrome=o&&s,this._warningContainer=e("#timeout-warning"),this._header=e("#timeout-warning-header"),this._headerDone=e("#timeout-warning-header-done"),this._preloadInfo=e("#timeout-warning-info"),this._cancelButton=e("#timeout-warning-cancel"),this._confirmButton=e("#timeout-warning-confirm"),this._tooFarContainer=e("#toofar-warning"),this._tooFarPreviewButton=e("#toofar-warning-load-preview-button"),this._tooFarDistanceInfo=e("#toofar-warning-distance"),this._tooFarCancelButton=e("#toofar-warning-cancel-button"),this._tooFarAbortButton=e("#toofar-warning-abort-button"),this._webglDisabledContainer=e("#timeout-warning-webgl-disabled"),this._webglDisabledOkButton=e("#timeout-warning-webgl-disabled-ok-button"),this.confirmButtonClickHandler=this.confirmButtonClickHandler.bind(this),e.on(this._confirmButton,"click",this.confirmButtonClickHandler),this.onTooFarCancelButtonClick=this.onTooFarCancelButtonClick.bind(this),this.onTooFarPreviewButtonClick=this.onTooFarPreviewButtonClick.bind(this),this.onWebglDisabledOkButtonClick=this.onWebglDisabledOkButtonClick.bind(this),this.promisifiedLoad=this.promisifiedLoad.bind(this),this.textureLoader=new ne,this.gltfLoader=new re,this.plyLoader=new oe,this.audioLoader=new se,this.fontLoader=new le,this.audioElements=[],this.collectPreloadPromises(),this.startEngine=this.startEngine.bind(this),this.onVideoCanPlayThrough=this.onVideoCanPlayThrough.bind(this)}collectPreloadPromises(){var{animateObjects:e,audio:t,audioElements:a,chromaKey:i,clickables:n=[],customMaterials:r,customObjects:o,fonts:s,glb:l,gui:d,mirrors:c,ply:h,textures:m,type:u,video:f,lookAtCameraObjects:p,ocean:v,particles:g,portal:w,record3d:y,record3DImages:b,triggerVideo:T,underwater:C,ws:E}=this.artifact,x={};if(x.skybox=this.loadSkybox(),(t||a)&&(x.audioElements=this.loadAudioElements()),T&&(x.VideoTrigger=this.loadVideoTrigger()),C&&(x.UnderwaterPlane=this.loadUnderwaterPlane()),g&&(x.Particles=this.loadParticles()),null!=c&&c.length&&(x.Mirrors=this.loadMirrors()),n.length&&(x.Controls=this.loadControls()),v&&(x.OceanPlane=this.loadOceanPlane(),x.waterNormals=this.loadWaterNormals()),de(u,APP_DB.SCENE_TYPES)||(x.scene=this.loadScene()),!1!==l&&(x.gltf=this.loadGltf()),h&&(x.ply=this.loadPly(),x.addPly=this.loadAddPly()),m&&(x.textures=this.loadTextures()),i){var P=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return S.str(t)&&(t=str.split(" ")),S.arr(t)?t.push(e):S.obj(t)&&(t[e]=!0),t}("ChromaKeyMaterial",this.artifact.examples);this.artifact.examples=P}if(w&&(x.Portal=this.loadPortal()),y&&(x.Record3D=this.loadRecord3D(),y.images&&(x.textures=this.loadRecord3DTextures(x.textures))),b&&(x.Record3DImages=this.loadRecord3DImages(b.images)),E&&(x.WS=this.loadWS()),f){var{slug:j,video:A}=this.artifact;x.videoElement=this.loadVideo({slug:j,video:A})}null!=p&&p.length&&(x.LookAtCamera=this.loadLookAtCamera()),s&&(x.fonts=this.loadFonts()),this.artifact.examples&&(x.examples=this.loadExamples()),d&&this.loadGui(),r&&(x.customMaterials=this.loadCustomMaterials(),x.CustomMaterials=this.loadCustomMaterialClasses()),o&&(x.customObjects=this.loadCustomObjects()),e&&(x.animateObjects=this.loadAnimateObjects()),this.XR||this.artifact.noControls||(x.Controller=this.loadController()),this.promises=x}init(){var t=this;return n((function*(){t._isWorking=!0,t._isCancelled=!1,t._session=!1,e.on(t._cancelButton,"click",(()=>{t._isCancelled=!0,t.finished()})),e.show([t._warningContainer,t._header]),t.timeout=m.setTimeout(t.showTimeoutWarning,ce),yield t.startEngine()}))()}loadScene(){var t=this;return n((function*(){var{artifact:a}=t,i=APP_DB.SCENE_TYPES,{type:n=i.Hit}=a,r=Object.entries(i).find((e=>{var[t,a]=e;return a===n})),o="".concat(t.root,"/CustomScene.js");if(S.arr(r)){var s=r[0];o="./scenes/".concat(s,".js")}var{default:d}=yield import(o),c=new d({artifact:a,mergeConfig:l,nodeNameIncludes:k,nodeNameMatchesWildcard:_,preload:t,$:e,W:m,is:S});return S.fn(null==c?void 0:c.preload)?yield c.preload({artifact:a,preload:t}):S.fn(null==c?void 0:c.load)&&(yield c.load({artifact:a,preload:t})),c}))()}loadWS(){return n((function*(){var{WS:e}=yield import("./WS.js");return e}))()}loadMirrors(){return n((function*(){var{Mirrors:e}=yield import("./vendor.js").then((function(e){return e.bs}));return e}))()}loadAddPly(){return n((function*(){var{addPly:e}=yield import("./vendor.js").then((function(e){return e.bt}));return e}))()}loadParticles(){return n((function*(){var{Particles:e}=yield import("./vendor.js").then((function(e){return e.bu}));return e}))()}loadLookAtCamera(){return n((function*(){var{LookAtCamera:e}=yield import("./vendor.js").then((function(e){return e.bv}));return e}))()}loadSkybox(){var e=this;return n((function*(){var{city:t,sky:a,slug:i}=e.artifact,n=a||i;he(n)||(n=["https://static.artificialmuseum.com","skybox",t,n].filter((e=>e)).join("/"));var r="jpg";return m.SUPPORTS.WEBP&&(r="webp"),n.endsWith(".".concat(r))||(n+=".".concat(r)),yield e.promisifiedLoad({loader:e.textureLoader,file:n})}))()}loadFonts(){var e=this;return n((function*(){var{fonts:t}=e.artifact,a={};return yield Promise.all(t.map(function(){var t=n((function*(t){var i="https://static.artificialmuseum.com/font/json/".concat(t,".typeface.json");a[t]=yield e.promisifiedLoad({loader:e.fontLoader,file:i})}));return function(e){return t.apply(this,arguments)}}())),a}))()}loadAnimateObjects(){var e=this;return n((function*(){var{animateObjects:t,slug:a}=e.artifact,i={},r=e.audioLoader;return yield Promise.all(t.map(function(){var t=n((function*(t){if(t.sound){var{sound:n={}}=t;if(!0===n&&(n={name:a}),n.name||(n.name=a),!i[n.name]){var o=".mp3";m.SUPPORTS.A_MP4?o=".mp4":m.SUPPORTS.A_OGG&&(o=".ogg");var s="https://media.artificialmuseum.com/audio/".concat(n.name).concat(o);i[n.name]=yield e.promisifiedLoad({loader:r,file:s})}}}));return function(e){return t.apply(this,arguments)}}())),i}))()}loadExamples(){var e=this;return n((function*(){var{examples:t}=e.artifact,a=[];Se("TextGeometry",t)&&a.push(["TextGeometry",import("./vendor.js").then((function(e){return e.bw}))]),Se("ChromaKeyMaterial",t)&&a.push(["ChromaKeyMaterial",import("./materials/ChromaKeyMaterial.js")]);var i=yield Promise.all(a.map(function(){var e=n((function*(e){var[t,a]=e,i=yield a,n=i[t]?i[t]:i.default;return n||console.error("E_MODULE_NOT_FOUND","module ".concat(t," could not be imported from examples, got:"),a),[t,n]}));return function(t){return e.apply(this,arguments)}}()));return Object.fromEntries(i)}))()}loadCustomMaterials(){var e=this;return n((function*(){var{artifact:t}=e,{customMaterials:a}=t;return Promise.all(a.map(function(){var a=n((function*(a){var i=a.name.endsWith("Material")?a.name:"".concat(a.name,"Material"),{default:n}=yield import("./materials/".concat(i,".js")),r=new n({artifact:t,config:a,preload:e});return S.fn(r.preload)?yield r.preload({artifact:t,config:a}):S.fn(r.load)&&(yield r.load({artifact:t,config:a})),{config:a,material:r}}));return function(e){return a.apply(this,arguments)}}()))}))()}loadCustomMaterialClasses(){return n((function*(){var{CustomMaterials:e}=yield import("./vendor.js").then((function(e){return e.bx}));return e}))()}loadCustomObjects(){var e=this;return n((function*(){var{artifact:t}=e,{customObjects:a}=t;return Promise.all(a.map(function(){var a=n((function*(a){var{default:i}=yield import("./objects/".concat(a.name,".js")),n=new i({artifact:t,config:a,preload:e});return S.fn(n.preload)&&(yield n.preload()),n}));return function(e){return a.apply(this,arguments)}}()))}))()}loadRecord3D(){return n((function*(){var{Record3D:e}=yield import("./vendor.js").then((function(e){return e.bm}));return e}))()}loadRecord3DImages(){var e=arguments,t=this;return n((function*(){var a=e.length>0&&void 0!==e[0]?e[0]:[],i=t.textureLoader,{Record3DImages:r}=yield import("./vendor.js").then((function(e){return e.by})),o=yield Promise.all(a.map(function(){var e=n((function*(e){var a="https://static.artificialmuseum.com/".concat(e.src,"?v=").concat(t.artifact.version),{position:n,quaternion:r,intrMat:o}=e;return{object:yield t.promisifiedLoad({loader:i,file:a}),position:n,quaternion:r,intrMat:o}}));return function(t){return e.apply(this,arguments)}}()));return{Class:r,images:o}}))()}loadRecord3DTextures(){var e=arguments,t=this;return n((function*(){var a=e.length>0&&void 0!==e[0]?e[0]:{},i=t.textureLoader;return yield Promise.all(t.artifact.record3d.images.map(function(){var e=n((function*(e){var n=e.file?e.file:e,r=n;he(r)||(r=["https://static.artificialmuseum.com","livedata",t.artifact.livedataCategory,r].filter((e=>e)).join("/"));var o=yield t.promisifiedLoad({loader:i,file:r});a[n]=o}));return function(t){return e.apply(this,arguments)}}())),a}))()}handlePlacardName(e){var{name:t,ext:a=".jpg",type:i,slug:n}=e;return(t=S.str(t)?t:n).endsWith("/")&&(t+=n),t.endsWith(".png")?(a=".png",t.slice(0,-4)):t.endsWith(".jpg")&&(a=".jpg",t.slice(0,-4)),a.startsWith(".")||(a=".".concat(a)),he(t)||(t="https://static.artificialmuseum.com/placards/".concat(t,"_").concat(i).concat(a)),t}loadPortal(){var e=this;return n((function*(){var{placardImage:t=!1,placardExtension:a=".jpg",load:i}=e.artifact.portal,{Portal:r}=yield import("./vendor.js").then((function(e){return e.bz})),o=[["Factory",r]];if(!1!==t){var{slug:s}=e.artifact,l=e.handlePlacardName({name:t,ext:a,type:"color",slug:s}),d=e.handlePlacardName({name:t,ext:a,type:"normal",slug:s});o.push(["placardColor",e.promisifiedLoad({loader:e.textureLoader,file:l})]),o.push(["placardNormal",e.promisifiedLoad({loader:e.textureLoader,file:d})])}if(!1!==i){var{file:c=1,inside:h=1}=e.artifact.portal;!S.int(c)&&he(c)||(S.int(c)||S.str(c))&&(c=S.int(c)?"portal-".concat(c):c,c="".concat(m.GLB_URL,"/portals/").concat(c,".glb")),o.push(["glb",e.promisifiedLoad({loader:e.gltfLoader,file:c})])}var u=yield Promise.all(o.map(function(){var e=n((function*(e){var[t,a]=e;return[t,yield a]}));return function(t){return e.apply(this,arguments)}}()));return Object.fromEntries(u)}))()}loadVideo(t){var a=this;return n((function*(){var{dir:i,slug:n,video:r,id:o=pe}=t,s=!0===r?n:r,l=e.create("video",{id:o,class:Q,loop:!0,playsinline:!0,preload:"auto",crossorigin:"anonymous"});a.videoElement=l;var d=["webm","mp4"],c=S.str(s)?s:n,[h,u=""]=c.split("?"),f=h.endsWith("m3u8")||h.startsWith("blob:")||a.artifact.hlsVideo;if(f){if(""!==l.canPlayType("application/vnd.apple.mpegurl"))return l.src=h,e.append(l),l;var p=e.create("script",{src:"".concat(m.ROOT_URL,"/hls.js"),parent:m.B});return a.hlsScript=p,new Promise((t=>{e.on(p,"load",(()=>{Hls.isSupported()&&(a.hls=new m.Hls,a.hls.loadSource(h),e.append(l),a.hls.attachMedia(l),a.hls.once(Hls.Events.FRAG_LOADED,(()=>{t(l)})))}))}))}if(h.endsWith(".mp4")?(d=["mp4"],h=h.slice(0,-4)):h.endsWith(".webm")&&(d=["webm"],h=h.slice(0,-5)),he(h)||(h=i?"video/".concat(i,"/").concat(h):"video/".concat(h,"/").concat(h),h="".concat(m.MEDIA_URL,"/").concat(h)),u||(u="v=".concat(ve)),d.forEach((t=>{e.create("source",{src:"".concat(h,".").concat(t,"?").concat(u),type:"video/".concat(t),parent:l})})),e.append(l),!f){var{videoWidth:v}=l;return v>0?l:new Promise((t=>{if(me){var a=e=>{l.videoWidth>0?e(l):setTimeout((()=>a(e)),50)};a(t)}else e.on(l,"canplaythrough",(e=>t(e.target)))}))}}))()}onVideoCanPlayThrough(e){var{e:t,resolve:a}=e;me?setTimeout((()=>{a(t.target)}),ue):a(t.target)}loadAudioSourceRoot(e){var[t,a]=e.split("?"),i=["ogg","mp4","mp3"];t.endsWith(".mp3")?(i=["mp3"],t=t.slice(0,-4)):t.endsWith(".mp4")&&(i=["mp4"],t=t.slice(0,-4));var n=t.startsWith("http")?t:"".concat(m.MEDIA_URL,"/audio/").concat(t);return a||(a="v=".concat(ve)),{audioFileTypes:i,audioSourceRoot:n,request:a}}loadControls(){return n((function*(){var{Controls:e}=yield import("./Controls.js");return e}))()}loadOceanPlane(){return n((function*(){var{OceanPlane:e}=yield import("./vendor.js").then((function(e){return e.bA}));return e}))()}loadWaterNormals(){var e=this;return n((function*(){var t,{normals:a="oceannormals1"}=null===(t=e.artifact)||void 0===t?void 0:t.ocean;return yield e.promisifiedLoad({loader:e.textureLoader,file:"https://static.artificialmuseum.com/textures/ocean/".concat(a,".jpg")})}))()}loadVideoTrigger(){return n((function*(){var{VideoTrigger:e}=yield import("./vendor.js").then((function(e){return e.bB}));return e}))()}loadUnderwaterPlane(){return n((function*(){var{UnderwaterPlane:e}=yield import("./vendor.js").then((function(e){return e.bC}));return e}))()}loadAudioElements(){var t=this;return n((function*(){var{audioElements:a=[],slug:i}=t.artifact;if(t.artifact.audio){var{audio:r=t.artifact.slug}=t.artifact;!0===r&&(r=t.artifact.slug),a.push({autoplay:!0,audio:r})}return yield Promise.all(a.map(function(){var a=n((function*(a,r){var o=S.str(a.audio)?a.audio:i,s="".concat(ge,"-").concat(r);e.remove("#".concat(s));var l=e.create("audio",{class:Q,crossorigin:"anonymous","data-name":o,preload:"auto",id:s});!1!==a.loop&&(l.loop="true"),t.audioElements[r]={ele:l,config:a};var{audioSourceRoot:d,audioFileTypes:c,request:h}=t.loadAudioSourceRoot(o);c.forEach((t=>{var a=".".concat(t),i=d;i.endsWith(a)||(i+=a),e.create("source",{src:"".concat(i,"?").concat(h),type:"audio/".concat(t),parent:l})})),e.append(l);var{duration:m}=l;return S.num(m)&&m>0?{ele:l,config:a}:new Promise((t=>{if(me){var i=e=>{S.num(l.duration)&&l.duration>0?e({ele:l,config:a}):setTimeout((()=>i(e)),50)};i(t)}else e.on(l,"canplaythrough",function(){var e=n((function*(e){t({ele:e.target,config:a})}));return function(t){return e.apply(this,arguments)}}())}))}));return function(e,t){return a.apply(this,arguments)}}()))}))()}loadTextures(){var e=this;return n((function*(){var{textures:t={}}=e.artifact,{dir:a,names:i}=t,r="jpg";m.SUPPORTS.WEBP&&(r="webp"),a&&!a.endsWith("/")&&(a="".concat(a,"/"));var o={};return yield Promise.all(i.map(function(){var t=n((function*(t){var i=t;he(a)||(i="https://static.artificialmuseum.com/textures/".concat(a,"/").concat(t)),i.endsWith(r)||(i="".concat(i,".").concat(r));var n=yield e.promisifiedLoad({loader:e.textureLoader,file:i});o[i]=n}));return function(e){return t.apply(this,arguments)}}())),o}))()}loadController(){var e=this;return n((function*(){var{fpsControls:t,pointerLockControls:a,touchControls:i}=e.artifact;if(t||a||i){if(g||me){var{ArmTouchControls:n}=yield import("./controls/ArmTouchControls.js");return n}var{ArmPointerLockControls:r}=yield import("./controls/ArmPointerLockControls.js");return r}var{ArmOrbitControls:o}=yield import("./controls/ArmOrbitControls.js");return o}))()}loadGltf(){var e=this;return n((function*(){var{artifact:t,XR:a}=e,{file:i,version:n=1}=t,r=a?"&xr=1":"",o=he(i)?i:"".concat(m.GLB_URL,"/").concat(i,".glb?v=").concat(n).concat(r);return yield e.promisifiedLoad({loader:e.gltfLoader,file:o})}))()}loadPly(){var e=this;return n((function*(){var t,{artifact:a,XR:i}=e,{file:r,ply:o={},version:s=1}=a,l=i?"&xr=1":"",d=o.files;if(d&&!S.arr(d)&&(d=[d]),null!==(t=d)&&void 0!==t&&t.length)return yield Promise.all(d.map(function(){var t=n((function*(t){var a=t;if(a){he(a)||(a="https://static.artificialmuseum.com/ply/".concat(a)),a.endsWith(".ply")||(a+=".ply"),a+="?v=".concat(s).concat(l);var i=yield e.promisifiedLoad({loader:e.plyLoader,file:a});return i.name=t.replace(".ply","").split("/").pop(),i}console.error("empty ply file name",d,a)}));return function(e){return t.apply(this,arguments)}}()));var c="string"==typeof o?o:r;null!=o&&o.file&&(c=o.file);var h="?v=".concat(s).concat(l),m=c.endsWith(".ply")?c:"".concat(c,".ply");return he(c)||(m="https://static.artificialmuseum.com/ply/".concat(m)),m+=h,yield e.promisifiedLoad({loader:e.plyLoader,file:m})}))()}loadGui(){var{title:t,button:a,body:i}=this.artifact.gui.afterSpawnModel,n=[];t&&n.push(e.create("h3",{innerText:t})),i&&n.push(e.create("div",{innerText:i})),n.length&&(a&&n.push(e.create("button",{id:"afterSpawnModelButton",class:"styled margin inverse",innerText:a,on:{click:e=>{var t=e.target.parentNode;t.parentNode.removeChild(t)}}})),this.gui={afterSpawnModel:e.create("div",{class:"w hudgui",children:n,parent:"#hud"})})}promisifiedLoad(e){var{loader:t,file:a}=e;return a.file&&(a=a.file),new Promise(((e,i)=>{t.load(a,(t=>{e(t)}),(()=>{}),(e=>{this.setError(e,"Error loading artifact.",5e3),i(e)}))}))}startEngine(){var t=this;return n((function*(){var{artifact:a,XR:i}=t,r=Object.entries(t.promises).map(function(){var e=n((function*(e){var[t,a]=e;return[t,yield a]}));return function(t){return e.apply(this,arguments)}}()),o=yield Promise.all(r);t.assets=Object.fromEntries(o);var s=new be({artifact:a,preload:t,XR:i}),l=yield s.init(t.assets.scene);if(!l)throw new Error("Session undefined.");e.hide(t._header),e.hide(t._preloadInfo),e.show(t._headerDone),t._session=l,t._timeoutShown&&t.isAndroidChrome?e.prop(t._confirmButton,{disabled:!1}):t._isCancelled||(yield t.finishLoad())}))()}showTimeoutWarning(){e.show(this._preloadInfo),this.isAndroidChrome&&(e.show(this._confirmButton),this._confirmButton.setAttribute("disabled",!0),this._timeoutShown=!0)}confirmButtonClickHandler(){var t=this;return n((function*(){t._session?(e.off(t._confirmButton,"click",t.confirmButtonClickHandler),yield t.finishLoad(),t.finished()):console.error("confirmButtonClickHandler: session not defined",t)}))()}finishLoad(){var t=this;return n((function*(){if(t._session){var{hud:a,initFallbackSession:i,initScene:n}=t._session;try{yield n(),a.show(),e.show("#".concat(v)),t.finished()}catch(n){"InvalidStateError"===n.name||"NotSupportedError"===n.name?(yield i(),a.show(),e.show("#".concat(v)),t.finished()):"SecurityError"===n.name?(e.show(t._confirmButton),e.prop(t._confirmButton,{disabled:!1})):(console.error("Unexpected Preload.finishLoad error"),console.error(n))}}}))()}setError(e,t){console.warn(e,t),m.clearTimeout(this.timeout),this.finished()}showTooFarNotification(t){var{distance:a,artifact:i,map:n}=t,r="meter",o=a;o>=1e3?(r="kilometer",o>=2e3&&(r+="s"),o=Math.round(o/1e3)):o>=2&&(r+="s"),this.artifact=i,this.map=n,this.XR=!1,this._tooFarDistanceInfo.innerText="This artifact is ".concat(o," ").concat(r," away."),e.show(this._tooFarContainer),e.on(this._tooFarPreviewButton,"click",this.onTooFarPreviewButtonClick),e.on(this._tooFarCancelButton,"click",this.onTooFarCancelButtonClick),e.on(this._tooFarAbortButton,"click",this.onTooFarCancelButtonClick)}onTooFarCancelButtonClick(){e.off(this._tooFarPreviewButton,"click",this.onTooFarPreviewButtonClick),this._isCancelled=!0,e.hide(this._tooFarContainer),this.finished()}onTooFarPreviewButtonClick(){var t=this;return n((function*(){e.off(t._tooFarPreviewButton,"click",t.onTooFarPreviewButtonClick),e.off(t._tooFarCancelButton,"click",t.onTooFarCancelButtonClick),e.off(t._tooFarAbortButton,"click",t.onTooFarCancelButtonClick),e.hide(t._tooFarContainer),yield t.init()}))()}showWebglDisabledNotification(){e.show(this._webglDisabledContainer),e.hide([this._header,this._headerDone,this._preloadInfo,this._cancelButton,this._confirmButton]),e.on(this._webglDisabledOkButton,"click",this.onWebglDisabledOkButtonClick)}onWebglDisabledOkButtonClick(){e.off(this._webglDisabledOkButton,"click",this.onWebglDisabledOkButtonClick),this._isCancelled=!0,e.hide(this._webglDisabledContainer),this.finished()}finished(){this._isWorking=!1,this._timeoutShown=!1,e(".start-experience-button").forEach((e=>{e.removeAttribute("disabled")})),e.hide([this._warningContainer,this._confirmButton,this._preloadInfo,this._headerDone]),e.prop(this._confirmButton,{disabled:!0}),e.show(this._header),m.clearTimeout(this.timeout)}}export{Te as Preload};
+import{$ as e,av as t,aw as a,ax as i,c as n,ay as r,az as o,aA as s,aj as l,aB as d,aC as c,aD as h,W as m,aE as u,aF as f,aG as p,aH as v,aI as g,aJ as w,aK as y,a2 as b,a as S,v as T,aL as C,aM as E,x,aN as P,C as j,_ as A,a8 as k,D as O,A as R,aO as _,w as L,aP as B,Y as I,y as F,aQ as D,ac as W,aR as N,a0 as H,aS as V,aT as U,aU as z,aV as X,aW as q,a1 as G,V as K,ab as Y,aa as Z,a9 as $,aX as J,aY as Q,aZ as ee,a_ as te,a$ as ae,b0 as ie,G as ne,b1 as re,b2 as oe,Z as se,b3 as le,b4 as de,b5 as ce,b6 as he,am as me,b7 as ue,r as fe,b8 as pe,b9 as ve,ba as ge}from"./vendor.js";class we{constructor(n){var{scene:r,sceneInstance:o,renderer:s,endSession:l}=n;this.endSession=l,this.engine=n,this.gui=e("#".concat(t)),this.hitSearch=e("#hud-searching-hittest"),this.spawnButton=e("#hud-spawn-artifact"),this.scene=r,this.renderer=s,this.sceneInstance=o,e.on("#".concat(a),"click",this.onExitButtonClick.bind(this)),i(this),this.animToggler=e("#toggle-animation-button")}setCamera(t){this.cameraAccess=t,t?e.show(this.recordVideoButton):e.hide(this.recordVideoButton)}showAnimToggler(t){this.animToggler&&(this.animToggler.classList.remove("play"),e.show(this.animToggler),this.animTogglerInit||(this.animTogglerInit=!0,this.eventListener=()=>{this.animToggler.classList.toggle("play"),t()},e.on(this.animToggler,"click",this.eventListener)))}hideAnimToggler(){e.hide(this.animToggler)}show(){e.show(this.gui)}hide(){e.hide(this.gui)}onExitButtonClick(){var t=this;return n((function*(){t.engine.endSession(),e.off(t.animToggler,"click",t.eventListener),r()}))()}showHitSearch(){e.show(this.hitSearch)}hideHitSearch(){e.hide(this.hitSearch)}showSpawnButton(){e.show(this.spawnButton)}hideSpawnButton(){e.hide(this.spawnButton)}showElement(t){t.shown||(e.show(t),t.shown=!0)}hideElement(t){t.shown&&(e.hide(t),t.shown=!1)}}var{SCENE_TYPES:ye}=m.APP_DB;class be{constructor(e){var{artifact:t,preload:a,XR:i}=e;this.XR=i,this.artifact=t,this.preload=a;var{type:n=ye.Hit}=t;this.type=n,this.clock=new o,this.scene=new s,this.customMaterials=[],this.spatials=[],this.spatialObjects=[],this.lookAtCameraObjects=[],this.animateObjects=[],this.audioAnalysers=[],this.audioAnalyserEmissionConfigs=[],this.objects={},this.circlingLights=[],this.customObjects=[],this.videoTargets=[],this.animationListeners=[],this.materialFadeAnimations=[],this.eventsToRemove=[],this.renderSteps=[],this.unspawnObjects=[],this.animations=[],this.randomAudioElements=[],this.onResize=this.onResize.bind(this),this.render=this.render.bind(this),this.initFallbackSession=this.initFallbackSession.bind(this),this.toggleAnimations=this.toggleAnimations.bind(this),this.endSession=this.endSession.bind(this),this.onAddArtifact=this.onAddArtifact.bind(this)}init(t){var a=this;return n((function*(){var i,{artifact:r,preload:o,scene:s,type:w,XR:y}=a;t&&(a.sceneInstance=t);var{fov:b,near:S,far:T}=l(r.cam,d),C=m.innerWidth/m.innerHeight;a.camera=new c(b,C,S,T),a.camera.updateProjectionMatrix(),s.add(a.camera);var E=new h({antialias:!0,alpha:!0});a.renderer=E,E.setPixelRatio(m.devicePixelRatio),E.setSize(m.innerWidth,m.innerHeight),E.domElement.id=u,E.useLegacyLights=!1,E.toneMapping=f;var{audio:x,audioElements:P,circlingLights:j,clickables:A,customMaterials:k,customObjects:O,fog:R,fogexp2:M,hideLight:_,ocean:L,particles:B,shadow:I,triggerVideo:F,underwater:D,wireframes:W,record3d:N,record3DImages:H,renderTargets:V,noShadowObjects:U,receiveNoShadowObjects:z,castNoShadowObjects:X,ws:q}=r;!1!==I&&(E.shadowMap.enabled=!0,E.shadowMap.type=p),a.hud=new we(a);var G=null===(i=a.artifact.animateObjects)||void 0===i?void 0:i.some((e=>e.sound));if((x||null!=P&&P.length||G)&&a.addAudio(),a.addSkybox(),_||a.addLights(),(R||M)&&a.addFog(),q&&a.sceneInstance){var{host:K,port:Y,protocol:Z}=q,$={host:K,port:Y,protocol:Z,scene:t};a.ws=new o.assets.WS($)}if(a.videoElement=o.assets.videoElement,null!=t&&t.init&&(console.warn("`CustomScene.init` is deprecated","and will be removed in a future version. use `CustomScene.beforeLoadModel` instead."),yield t.init({engine:a,preload:o})),N&&r.type!==ye.FakeMirror&&!N.doNotInit){var J=a.videoElement,Q={artifact:r,engine:a,preload:o,videoElement:J},ee=new o.assets.Record3D(Q);a.record3d=ee,ee.model&&(a.model=ee.model),ee.child&&(a.child=ee.child),a.parentName=ee.config.parentName,a.renderSteps.push(ee.tick)}if(H){var{Class:te,images:ae}=o.assets.Record3DImages,ie=new te({engine:a,images:ae,config:H});a.record3DImages=ie}if(null!=t&&t.beforeLoadModel&&t.beforeLoadModel({engine:a,preload:o}),yield a.loadModel(),null!=t&&t.afterLoadModel&&t.afterLoadModel({engine:a,preload:o}),a.artifact.showVideoTime&&(a.frameRateIndicator=e.create("div",{style:{position:"fixed",top:0,left:0,backgroundColor:"black",color:"white"},parent:"#hud"})),U&&U.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.receiveShadow=!1,t.castShadow=!1)})),z&&z.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.receiveShadow=!1)})),X&&X.forEach((e=>{var t=a.model.getObjectByName(e);t&&(t.castShadow=!1)})),V&&a.addRenderTargets(),null!=j&&j.length){var{CirclingLights:ne}=yield import("./vendor.js").then((function(e){return e.bo}));new ne(a)}if(k&&new o.assets.CustomMaterials(a),O&&(yield a.addCustomObjects()),W&&W.forEach((e=>{var t=a.model.getObjectByName(e.target);t&&t.material&&(t.material.wireframe=!0,e.transparent&&(t.material.transparent=!0,t.material.opacity=e.opacity))})),F&&(a.objects.videoTrigger=new o.assets.VideoTrigger(a)),D&&(yield a.addUnderwaterPlane()),L&&(a.objects.oceanPlane=new o.assets.OceanPlane({artifact:r,engine:a,preload:a.preload})),B&&(a.particles=new o.assets.Particles(a),yield a.particles.init()),E.setSize(m.innerWidth,m.innerHeight),e.append(E.domElement,"#".concat(v)),y)try{var re=E.xr.getController(0);a.controller=re;var{clickable:oe,shadow:se,shadowPlane:le}=r;if(!1!==se&&!1!==le&&a.addShadowPlane(),!a.isHittestScene())throw new Error("Unknown scene type ".concat(w));w!==ye.Float&&a.spawnReticle(),e.on(a.hud.spawnButton,"click",a.onAddArtifact),e.on(re,"select",a.onAddArtifact),oe||a.hud.hideAnimToggler(),s.add(re),a.initScene=n((function*(){var t=["hit-test","dom-overlay"];g&&t.push("anchors"),e.hide("#Locator");var i=yield m.NAV.xr.requestSession("immersive-ar",{requiredFeatures:t,domOverlay:{root:e("#hud")}});return a.refSpace=yield i.requestReferenceSpace("viewer"),a.localRefSpace=yield i.requestReferenceSpace("local"),a.renderer.xr.enabled=!0,a.renderer.xr.setReferenceSpaceType("local"),yield a.renderer.xr.setSession(i),i.initFallbackSession=a.initFallbackSession.bind(a),a.session=i,i}))}catch(e){a.initScene=a.initFallbackSession}else a.initScene=a.initFallbackSession;return null!=A&&A.length&&a.addClickables(),e.on(m,"resize",a.onResize),a.onResize(),E.setAnimationLoop(a.render),a}))()}onAddArtifact(){var e=this;return n((function*(){var{artifact:t,justUnspawned:a,modelSpawned:i}=e;if(!a){if(!i){yield e.spawnModel(!1)}t.clickable?e.hud.showAnimToggler(e.toggleAnimations):e.hud.hideAnimToggler()}}))()}onResize(){var{innerWidth:e,innerHeight:t}=m;this.camera.aspect=e/t,this.camera.updateProjectionMatrix(),this.renderer.setSize(e,t)}addRenderTargets(){var{renderTargets:e}=this.artifact;this.renderTargets=[],e.forEach((e=>{var t=l(e,{height:512,width:512,options:{depthBuffer:!1,stencilBuffer:!1},off:[]}),a=[];t.off.length&&t.off.forEach((e=>{var t=this.model.getObjectByName(e);t&&a.push(t)})),this.renderTargets.push({height:t.height,width:t.width,off:a,object:new w(t.width,t.height,t.options)})}))}addLights(){var{directionalLightPosition:e=te.directionalPosition,directionalColor:t=te.directionalColor,directionalIntensity:a=te.directionalIntensity,ambientColor:i=te.ambientColor,ambientIntensity:n=te.ambientIntensity}=this.artifact,r=new y(t,a);r.position.set(...e),r.castShadow=!0,!1!==this.artifact.shadow&&(r.shadow.bias=-1e-4,r.shadow.mapSize.width=4096,r.shadow.mapSize.height=4096,r.shadow.camera.left=-70,r.shadow.camera.right=70,r.shadow.camera.top=70,r.shadow.camera.bottom=-70,r.shadow.camera.near=.1,r.shadow.camera.far=300),this.directionalLight=r,this.scene.add(r),this.ambientLight=new b(i,n),this.scene.add(this.ambientLight)}addCustomObjects(){var{artifact:e}=this,{customObjects:t}=e;t.forEach((e=>{var{config:t,object:a}=e,i=this.model.getObjectByName(t.target);i&&(a.child?i.add(a.child):a.model&&(i.parent.add(a.model),i.parent.remove(i)),this.customObjects.push({config:t,object:a}),S.fn(a.init)&&a.init({engine:this}))}))}addShadowPlane(){var e=new T(150,150,64,64),t=new C;t.opacity=E;var a=new x(e,t);a.receiveShadow=!0,a.lookAt(0,100,0),a.position.set(0,.01,0),this.shadowPlane=a}addPortal(){this.objects.portal=new this.preload.assets.Portal.Factory({engine:this,mergeConfig:l})}spawnReticle(){var e=new P(.15,.2,32).rotateX(-M.PI/2),t=new j;this.reticle=new x(e,t),this.reticle.matrixAutoUpdate=!1,this.reticle.visible=!1,this.scene.add(this.reticle)}onAnimationLoop(e,t){var a=e.action._clip.name;t.forEach((e=>{if(!this.materialFadeAnimations.includes((e=>e.action._clip.name===a))){var t=this.findEventTargets(e);this.materialFadeAnimations.push(A(A({},e),{},{targets:t}))}}))}onAnimationFinished(e,t){var a=e.action._clip.name;t.forEach((e=>{if(!this.materialFadeAnimations.includes((e=>e.action._clip.name===a))){var t=this.findEventTargets(e);this.materialFadeAnimations.push(A(A({},e),{},{targets:t}))}}))}glow(){var{glow:e}=this.artifact;this.model.traverse((t=>{if(k(t.name,"glow")){var a=S.bool(e)?238:e,i=new j({color:a,side:O,blending:R,transparent:!0});t.material=i}}))}addClickables(){var{artifact:t,controller:a,model:i,preload:n,renderer:r,XR:o}=this,{clickables:s=[],clickableChildren:l=!1}=t,d=[];if(!0===s?d.push(i):s.length&&i.traverse((e=>{s.forEach((t=>{if(S.str(t)&&(t={target:t}),_({node:e,search:t.target})){var a;t.node=e,t.hide&&(e.material.transparent=!0,e.material.opacity=0);var i=!0===t.audio?e.name:t.audio;if(null!==(a=n.assets.audioElements)&&void 0!==a&&a.length){var r=n.assets.audioElements.find((e=>{var{ele:t}=e;return t.dataset.name===i}));r&&(t.player=r.ele)}d.includes(t)||d.push(t)}}))})),d.length){var{Controls:c}=n.assets;this.controls=new c({clickableChildren:l,clickables:d,engine:this}),o?e.on(a,"select",this.controls.select,!1):e.on(r.domElement,"mousedown",this.controls.click,!1)}}onTouch(t){var a;null!==(a=this.sceneInstance)&&void 0!==a&&a.onTouch&&this.sceneInstance.onTouch(t),t.forEach(((t,a)=>{if(!(a+1>this.artifact.maxTouches)){var{emission:i,emissionIntensity:n=.2,link:r,player:o}=t;if(r&&(L?window.location.href=r:window.open(r,"_hacked")),o&&(o.loop?o.paused?o.play():(o.currentTime=0,o.pause()):(o.currentTime=0,o.play())),i){var s=t.node.name.split("_")[0],l=this.model.getObjectByName(s);if(!l)return void console.warn("node not found",s);("Group"===l.type?l.children:[l]).forEach((a=>{if(a){if(a.userData.origEmissive||(a.userData.origEmissive=a.material.emissive),a.userData.origEmissiveIntensity||(a.userData.origEmissiveIntensity=a.material.emissiveIntensity),o||console.warn("player not found",t.node.name),o)if(B.same(a.material.emissive,a.userData.origEmissive)){var r=new I(1,1,1);S.bool(i)?a.material.color&&(r=a.material.color):S.arr(i)&&(r=new I(...i)),a.material.emissive=r,a.material.emissiveIntensity=n,o.loop||e.on(o,"ended",(()=>{a.material.emissive=a.userData.origEmissive,a.material.emissiveIntensity=a.userData.origEmissiveIntensity}))}else o.loop&&(a.material.emissive=a.userData.origEmissive,a.material.emissiveIntensity=a.userData.origEmissiveIntensity)}else console.warn("node not found",s)}))}}}))}nosort(){this.renderer.sortObjects=!1}clip(){var{artifact:e,model:t}=this,{clipSide:a,clipInFallback:i}=e;t.traverse((e=>{if(k(e.name,"clip"))if(this.XR||!1!==i){var t=a||e.material.side;e.material=new j({color:"green",colorWrite:!1,side:t}),e.castShadow=!1,e.receiveShadow=!1,e.renderOrder=1}else e.visible=!1;else e.renderOrder=2}))}addUnderwaterPlane(){var e=this;return n((function*(){e.cameraPlane=new e.preload.assets.UnderwaterPlane({engine:e}),yield e.cameraPlane.preload(e)}))()}addSkybox(){var e=this;return n((function*(){var{artifact:t,preload:a,renderer:i,scene:n,XR:r}=e,o=ae,s=null==t?void 0:t.skySphere;S.arr(s)&&s.length&&(o=s);var l=new F(...o),d=a.assets.skybox,c=new j({map:d,side:D}),h=new x(l,c);if(h.rotation.y=W.degToRad(180),h.visible=!r,n.add(h),!1!==t.light&&!t.hideEnvironment){var m=new N(i);m.compileEquirectangularShader();var u=m.fromEquirectangular(d).texture;n.environment=u,u.dispose(),m.dispose()}e.skybox=h}))()}addAudio(){this.listener=new H,this.camera.add(this.listener)}addFog(){var{artifact:e,scene:t}=this,{fog:a,fogexp2:i}=e;if(a){var{color:n,near:r,far:o}=a;t.fog=new V(n,r,o)}if(i){var{color:s,density:l}=i;t.fog=new U(s,l)}}startMedia(){var e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];if(!this.isMediaPlaying){this.isMediaPlaying=!0;var{actions:t=[],artifact:a,preload:i}=this,{videoElement:n,audioElements:r=[]}=i.assets;a.triggerAudio||null!=r&&r.length&&r.forEach((t=>{var{config:a,ele:i}=t;a.autoplay?(e&&(i.currentTime=0),a.volume&&(S.fn(i.setVolume)?i.setVolume(a.volume):i.volume=a.volume),i.play()):a.random&&(a.interval=z(a.interval),this.randomAudioElements.push({ele:i,config:a}))})),n&&!a.triggerVideo&&(e&&(n.currentTime=0),n.play()),t.forEach((e=>e.play()))}}stopMedia(){var{preload:e,videoElement:t,actions:a=[],audioElements:i=[]}=this;t&&t.pause(),e.hls&&e.hls.destroy(),a&&a.length&&a.forEach((e=>e.stop())),i.forEach((e=>{var{ele:t}=e;return t.pause()})),this.isMediaPlaying=!1}toggleAnimations(){this.actions.forEach((e=>e.paused=!e.paused))}initFallbackSession(){var e=this;return n((function*(){var t;e.XR=!1,m.B.classList.add(X);var{camera:a,artifact:i,model:n,renderer:r}=e,{clickable:o}=i,{Controller:s}=e.preload.assets;s&&(e.controller=new s(a,r.domElement,i,e),e.controller.unspawn&&e.unspawnObjects.push(e.controller)),e.skybox.visible=!0,o?e.hud.showAnimToggler(e.toggleAnimations):e.hud.hideAnimToggler();var{cam:l={}}=i,d=ie,{x:c=d.x,y:h=d.y,z:u=d.z}=l;a.position.set(c,h,u);var{scale:f}=i;if(f&&n){var{x:p,y:v,z:g}=n.scale;S.num(f)&&n.scale.set(p*f,v*f,g*f)}null===(t=e.controller)||void 0===t||t.update();yield e.spawnModel(!0),r.domElement.focus()}))()}loadModel(){var e=this;return n((function*(){var t,a,i,{artifact:n,preload:r,sceneInstance:o={}}=e,{spatialObjects:s=[],audioElements:l=[]}=n;(e.spatials=[...s,...l],null!=o&&o.model&&(e.model&&e.model!==o.model?e.model.add(o.model):e.model||(e.model=o.model)),null!==(t=r.assets.gltf)&&void 0!==t&&t.scene)&&(e.model?e.model.add(null===(a=r.assets.gltf)||void 0===a?void 0:a.scene):e.model=null===(i=r.assets.gltf)||void 0===i?void 0:i.scene);if(n.ply&&r.assets.addPly(e),e.addAnimations(),e.model){var d,c;e.artifact.hideChildren&&e.artifact.hideChildren.forEach((t=>{var a=e.model.getObjectByName(t);a&&a.position.set(5e3,5e3,5e3)}));var h={},{parentName:m=o.parentName,child:u=o.child}=e;if(m&&u&&(c=e.model.getObjectByName(m),e.modelParent=c),e.model.traverse((t=>{if(e.customObjects.forEach((e=>{var{object:a}=e;a.parentName&&a.child&&k(t.name,a.parentName)&&(h[a.name]=t)})),t.isMesh){var{frustumCulled:a,transparent:i,castShadow:r,receiveShadow:o,noShadowObjects:s=[],noShadowCastObjects:l=[],noShadowReceiveObjects:d=[]}=n;(!1===a||null!=a&&a.includes(t.name))&&(t.frustumCulled=!1),!1===i&&(t.material.transparent=!1),k(t.name,"noshadow")||s.includes(t.name)||(k(t.name,"noshadowcast")||l.includes(t.name)||(t.castShadow=!1!==r),k(t.name,"noshadowreceive")||d.includes(t.name)||(t.receiveShadow=!1!==o)),k(t.name,"videotarget")&&e.videoTargets.push(t),t.material.map&&(t.material.map.anisotropy=16,t.material.map.colorSpace=q),t.material.emissiveMap&&(t.material.emissiveMap.colorSpace=q),(t.material.map||t.material.emissiveMap)&&(t.material.needsUpdate=!0)}var c=[];n.animateObjects&&n.animateObjects.forEach((a=>{if(k(t.name,a.name)){var i=e.actions.find((e=>e._clip.name===t.name));if(a.sound){!0===a.sound&&(a.sound={name:e.artifact.slug}),a.sound.name||(a.sound.name=e.artifact.slug);var n=e.preload.assets.animateObjects[a.sound.name];if(n){var r=new G(e.listener);r.setBuffer(n);var{loopSound:o=!0}=a;if(r.setLoop(o),a.audio=r,a.sound.distance){var s=!1!==a.sound.yDistanceTest;c.push({buffer:r,distance:a.sound.distance,distanceTarget:t.name,target:t.name,yDistanceTest:s})}}else console.error("animateObjects: Sound not found in preload.assets",a)}e.animateObjects.push(A(A({},a),{},{action:i,node:t}))}})),e.spatials=[...e.spatials,...c]})),e.spatials.length){var{SpatialObjects:f}=yield import("./vendor.js").then((function(e){return e.bp}));e.objects.spatialObjects=new f(e)}if(null!==(d=n.lookAtCameraObjects)&&void 0!==d&&d.length){var p=new r.assets.LookAtCamera(e);e.addRenderStep(p.render.bind(p))}if(c&&(o.child?c.add(o.child):e.child&&c.add(e.child)),e.customObjects.forEach((t=>{var{object:a}=t;a.child?h[a.name].add(a.child):a.model&&e.model.add(a.model)})),e.videoElement&&e.videoTargets.length){var v,{flipVideo:g,chromaKey:w}=n,y=new K(e.videoElement);!1!==g&&(y.flipY=!1);var{examples:b={}}=null===(v=e.preload)||void 0===v?void 0:v.assets,{ChromaKeyMaterial:S=!1}=b;e.videoTargets.forEach((e=>{w?S&&(e.material=new S(w,y)):e.material.map=y}))}}var{clip:T,glow:C,portal:E,nosort:x,clones:P,clonesOnMeshes:j}=e.artifact;if(C&&e.glow(),E&&e.addPortal(),e.model&&T&&e.clip(),x&&e.nosort(),r.assets.Mirrors&&new r.assets.Mirrors(e),e.artifact.analyseAudio){var{AnalyseAudio:O}=yield import("./vendor.js").then((function(e){return e.bq})),R=new O(e);e.addRenderStep(R.render)}if(e.model){if(e.model.position.set(5e3,5e3,5e3),P){var{Clones:M}=yield import("./vendor.js").then((function(e){return e.br}));e.clones=new M(e)}if(j){var{ClonesOnMeshes:_}=yield import("./vendor.js").then((function(e){return e.bs}));e.meshClones=new _(e)}e.scene.add(e.model)}}))()}addAnimations(){var t,a,i;if(null!==(t=this.sceneInstance)&&void 0!==t&&null!==(t=t.animations)&&void 0!==t&&t.length&&this.animations.push(...this.sceneInstance.animations),null!==(a=this.preload.assets.gltf)&&void 0!==a&&null!==(a=a.animations)&&void 0!==a&&a.length&&this.animations.push(...this.preload.assets.gltf.animations),this.actions=[],null!==(i=this.animations)&&void 0!==i&&i.length){var n;this.mixer=new Y(this.model);var{animations:r={}}=this.artifact,{loop:o,startOnTouch:s,clampWhenFinished:l=!0,autoplay:d=!0,noLoopAnimations:c=[],pausedAnimations:h=[],timeScale:m=1}=r;if(this.animations.forEach((e=>{var t=this.mixer.clipAction(e),a=h.includes(e.name),i=s||!d||a;(!1===o||c.includes(e.name))&&(t.clampWhenFinished=l,t.loop=Z),i&&(t.paused=!0),S.num(m)?t.timeScale=m:S.obj(m)&&m.hasOwnProperty(t.name)&&(t.timeScale=m[t.name]),this.actions.push(t)})),null!==(n=this.artifact.events)&&void 0!==n&&n.animation){var{events:u}=this.artifact,{times:f=[],loop:p=[],finished:v=[]}=null==u?void 0:u.animation;if(p.length){var g=[this.mixer,"loop",e=>this.onAnimationLoop(e,p)];e.on(...g),g.targets=this.findEventTargets(p),this.eventsToRemove.push(g)}if(v.length){var w=[this.mixer,"finished",e=>this.onAnimationFinished(e,v)];e.on(...w),w.targets=this.findEventTargets(v),this.eventsToRemove.push(w)}if(f.length){var{times:y}=this.artifact.events.animation;y.length&&y.forEach((e=>{var{action:t,once:a=!1}=e,i=$.findByName(this.animations,t),n=this.findEventTargets(e);this.animationListeners.push(A(A({},e),{},{once:a,action:i,targets:n}))}))}}}}findEventTargets(e){var t=[];return this.model.traverse((a=>{_({node:a,search:e.targets})&&(a.material&&(t.includes(a.material)||t.push(a.material)))})),t}spawnModel(e){var t=this;return n((function*(){var a,{artifact:i,camera:n,controller:r,model:o,reticle:s,scene:l,sceneInstance:d={},shadowPlane:c,type:h,XR:m}=t,{showSkybox:u,skyboxTransparency:f,floatSpawnAtZeroY:p=!1}=i;if(!m||e)o&&o.position.set(0,0,0),t.modelSpawned=!0;else if(t.isHittestScene()){if(!t.modelSpawned&&t.lastHit){s.updateMatrixWorld(),o.position.setFromMatrixPosition(s.matrixWorld),o.updateMatrixWorld();var v=n.position,g=o.position,w=v.x-g.x,y=v.z-g.z,b=Math.atan2(w,y);o.rotation.y=b,c&&(c.position.setFromMatrixPosition(s.matrixWorld),l.add(c)),o.visible=!0,s.visible=!1,t.modelSpawned=!0}}else if(h===ye.Float){var T=o.clone();T.position.set(0,0,-1).applyMatrix4(r.matrixWorld),p&&(T.position.y=0),l.add(T)}if(t.applyPositionAndRotation(),null!=d&&d.spawnModel&&(console.warn("W_DEPRECATED: sceneInstance.spawnModel is deprecated. Please use sceneInstance.afterSpawnModel instead."),d.spawnModel({engine:t})),null!=d&&d.afterSpawnModel&&d.afterSpawnModel({engine:t}),t.startMedia(),u&&(t.skybox.visible=!0,f&&(t.skybox.material.transparent=!0,t.skybox.material.opacity=f),t.skybox.receiveShadow=!1),null!==(a=t.preload.gui)&&void 0!==a&&a.afterSpawnModel){var{afterSpawnModel:C}=t.preload.gui;C.style.visibility="visible",C.style.opacity=1,setTimeout((()=>{var e;S.fn(null===(e=C.parentNode)||void 0===e?void 0:e.removeChild)&&C.parentNode.removeChild(C)}),8e3)}}))()}exitSceneInstance(){var t,a;this.modelSpawned&&(this.scene.remove(this.model),this.modelSpawned=!1,this.isAnimationRunning=!1,this.stopMedia(),this.justUnspawned=!0,null!==(a=this.eventsToRemove)&&void 0!==a&&a.length&&this.eventsToRemove.forEach((t=>{e.off(...t)})),this.unspawnObjects.forEach((e=>{null==e||e.unspawn(this)})),setTimeout((()=>{this.justUnspawned=!1}),200));this.customObjects.forEach((e=>{var{object:t}=e;S.fn(t.exit)&&t.exit({engine:this})})),this.customMaterials.forEach((e=>{var{material:t}=e;S.fn(t.exit)&&t.exit({engine:this})})),this.animateObjects.forEach((e=>{var t;null===(t=e.audio)||void 0===t||t.stop()})),null!==(t=this.sceneInstance)&&void 0!==t&&t.exit&&this.sceneInstance.exit({engine:this}),this.frameRateIndicator&&e.remove(this.frameRateIndicator)}applyPositionAndRotation(){var{artifact:e,model:t}=this;if(t){var{pos:a={},rot:i={}}=e,{x:n,y:r,z:o}=a;n&&(t.position.x+=n),r&&(t.position.y+=r),o&&(t.position.z+=o);var{x:s,y:l,z:d}=i,c=W.degToRad;s&&t.rotateX(c(s)),l&&t.rotateY(c(l)),d&&t.rotateZ(c(d))}}endSession(){var t,a;if(null===(t=this.session)||void 0===t||!t.ended){this.session&&(this.session.end(),this.session.ended=!0),this.hud.hide(),this.renderer.setAnimationLoop(null),e("#".concat(v)).classList.remove("visible"),this.exitSceneInstance(),this.scene&&J(this.scene),e.remove(".".concat(Q)),null!==(a=this.preload)&&void 0!==a&&a.hls&&(this.preload.hls.destroy(),e.remove(this.preload.hlsScript));var i=e("#".concat(u));if(i){var n=i.parentNode;n.id===v?e.remove(i):e.remove(n)}m.B.classList.remove(X),e(".start-experience-button").forEach((e=>{e.removeAttribute("disabled")})),L&&m.location.reload()}}isHittestScene(){return![ye.Float].includes(this.type)}addRenderStep(e){this.renderSteps.push(e)}render(e,t){var a=this;return n((function*(){var i,n,r,o,s,l,d=a.clock.getDelta();if(a.renderHittest(t),a.mixer)if(a.artifact.videoBoundAnimation&&a.videoElement){a.lastFrameVideoTime||(a.lastFrameVideoTime=a.videoElement.currentTime);var c=a.videoElement.currentTime-a.lastFrameVideoTime;c&&a.mixer.update(c),a.lastFrameVideoTime=a.videoElement.currentTime}else a.mixer.update(d);var h,m={delta:d,timestamp:e,engine:a,frame:t};if(a.modelSpawned){if(g&&a.XR){var u=t.getPose(a.anchor.anchorSpace,a.localRefSpace),{x:f,y:p,z:v}=u.transform.position;a.model.position.set(f,p,v);var{x:w,y:y,z:b,w:S}=u.transform.orientation;a.model.quaternion.set(w,y,b,S)}a.renderSteps.forEach((e=>{e(m)}))}(a.artifact.showVideoTime&&(a.frameRateIndicator.innerText="Videotime: ".concat(a.videoElement.currentTime)),null!==(i=a.sceneInstance)&&void 0!==i&&i.tick&&a.sceneInstance.tick(m),null!==(n=a.artifact.ply)&&void 0!==n&&n.animated&&a.renderPlyMorphTargetInfluences(m),null!==(r=a.animateObjects)&&void 0!==r&&r.length&&a.renderAnimateObjects(m),null!==(o=a.animationListeners)&&void 0!==o&&o.length&&a.renderAnimationTimeEvent(m),a.materialFadeAnimations.length&&a.renderMaterialAnimTick(m),null!==(s=a.randomAudioElements)&&void 0!==s&&s.length&&a.renderRandomAudio(m),a.particles&&a.particles.update(m),a.customObjects.length&&a.renderCustomObjects(m),null!==(l=a.sceneInstance)&&void 0!==l&&l.render?a.sceneInstance.render(m):a.renderer.render(a.scene,a.camera),a.controller)&&(null!==(h=a.controller)&&void 0!==h&&h.update&&a.controller.update(d))}))()}renderRenderTargets(e){var{renderTargets:t}=this;t.forEach((e=>{e.off.length&&e.off.forEach((e=>{e.visible=!1})),this.renderer.setRenderTarget(e.object),this.renderer.render(scene,camera),this.renderer.setRenderTarget(null),e.off.length&&e.off.forEach((e=>{e.visible=!0}))}))}renderPlyMorphTargetInfluences(e){var{delta:t,timestamp:a}=e;this.nextMorphTargetStep||(this.nextMorphTargetStep=a+this.morphTargetInfluenceConfig.delay);var i=this.animatedPoints,n=i.morphTargetInfluences.length-1,r=t*this.morphTargetInfluenceConfig.speed;i.morphTargetInfluences=i.morphTargetInfluences.map(((e,t)=>{if(t===this.morphTargetTargetIndex){var i=Math.min(e+r,1);return i>=1&&a>this.nextMorphTargetStep&&(this.nextMorphTargetStep=a+this.morphTargetInfluenceConfig.delay,this.hasRun=!this.hasRun,this.hasRun||(this.morphTargetTargetIndex+=1,this.morphTargetTargetIndex>n&&(this.morphTargetTargetIndex=0))),i}return Math.max(e-r,0)}))}renderCustomObjects(e){this.customObjects.forEach((t=>{var{object:a}=t;S.fn(a.tick)&&a.tick(e)}))}renderAnimateObjects(e){var{timestamp:t}=e;this.animateObjects.forEach((e=>{var{action:a,audio:i,speed:n,minSpeed:r=0,maxDelay:o=2,minDelay:s=1}=e;if(a&&a.paused&&(e.nextAnimation||(e.nextAnimation=t+Math.random()*(1e3*o)+1e3*s),i.isPlaying&&i.stop(),e.nextAnimation<=t)){e.nextAnimation=!1;var l=Math.random()>.5?1:-1,d=Math.max(r,Math.random()*n)*l;a.timeScale=d,a.paused=!1,a.play(),i&&!i.isPlaying&&i.play()}}))}renderHittest(t){var a=this;return n((function*(){if(a.modelSpawned)a.hud.hideSpawnButton();else if(t&&a.XR){var i=a.renderer.xr.getSession();a.hitTestSourceRequested||(a.hitTestSource=yield i.requestHitTestSource({space:a.refSpace}),e.on(i,"end",(()=>{a.hitTestSourceRequested=!1,a.hitTestSource=null})),a.hitTestSourceRequested=!0);var n=t.getHitTestResults(a.hitTestSource);if(n.length){if(a.lastHit=n[0],g&&(a.anchor=yield a.lastHit.createAnchor()),!a.modelSpawned){a.reticle.visible=!0,a.hud.showSpawnButton();var r=a.renderer.xr.getReferenceSpace();a.reticle.matrix.fromArray(a.lastHit.getPose(r).transform.matrix)}a.hud.hideHitSearch()}else a.reticle.visible=!1,a.modelSpawned||(a.hud.showHitSearch(),a.hud.hideSpawnButton()),a.lastHit=void 0}}))()}renderAnimationTimeEvent(){this.animationListeners.forEach((e=>{var{time:t,action:a,once:i}=e,{time:n}=a;!e.hasTriggered&&n>=t?(e.hasTriggered=!0,this.materialFadeAnimations.push(e)):n<=t&&(i||(e.hasTriggered=!1))}))}renderRandomAudio(e){var{timestamp:t}=e;this.modelSpawned&&this.randomAudioElements.forEach((e=>{var{ele:a,config:i}=e;if(a.paused&&(i.nextPlayTime||(i.nextPlayTime=t+ee(i.interval)),i.nextPlayTime<=t)){a.time=0,a.play();var n=ee(i.interval);i.nextPlayTime=t+n+1e3*a.duration}}))}renderMaterialAnimTick(e){var{delta:t}=e;this.materialFadeAnimations.forEach(((e,a)=>{if(e){var{targets:i=[],speed:n=1,to:r=0,props:o}=e;i.forEach((e=>{var i=S.arr(o)?o:[o],s=!0;i.map((a=>{var i=e[a]+n*t;n<0?i<=r?i=r:s=!1:n>0&&(i>=r?i=r:s=!1),e[a]=i})),s&&this.materialFadeAnimations.splice(a,1)}))}}))}}var Se=(e,t)=>S.arr(t)||S.str(t)?t.includes(e)||t===e:null==t?void 0:t.hasOwnProperty(e);class Te{constructor(t){var{artifact:a,root:i,THREE:n,XR:r=!0}=t;this.artifact=a,this.root=i,this.XR=!1===r?r:m.SUPPORTS.XR,n&&(this.THREE=n);var{android:o,chrome:s}=fe;this.isAndroidChrome=o&&s,this._warningContainer=e("#timeout-warning"),this._header=e("#timeout-warning-header"),this._headerDone=e("#timeout-warning-header-done"),this._preloadInfo=e("#timeout-warning-info"),this._cancelButton=e("#timeout-warning-cancel"),this._confirmButton=e("#timeout-warning-confirm"),this._tooFarContainer=e("#toofar-warning"),this._tooFarPreviewButton=e("#toofar-warning-load-preview-button"),this._tooFarDistanceInfo=e("#toofar-warning-distance"),this._tooFarCancelButton=e("#toofar-warning-cancel-button"),this._tooFarAbortButton=e("#toofar-warning-abort-button"),this._webglDisabledContainer=e("#timeout-warning-webgl-disabled"),this._webglDisabledOkButton=e("#timeout-warning-webgl-disabled-ok-button"),this.confirmButtonClickHandler=this.confirmButtonClickHandler.bind(this),e.on(this._confirmButton,"click",this.confirmButtonClickHandler),this.onTooFarCancelButtonClick=this.onTooFarCancelButtonClick.bind(this),this.onTooFarPreviewButtonClick=this.onTooFarPreviewButtonClick.bind(this),this.onWebglDisabledOkButtonClick=this.onWebglDisabledOkButtonClick.bind(this),this.promisifiedLoad=this.promisifiedLoad.bind(this),this.textureLoader=new ne,this.gltfLoader=new re,this.plyLoader=new oe,this.audioLoader=new se,this.fontLoader=new le,this.audioElements=[],this.collectPreloadPromises(),this.startEngine=this.startEngine.bind(this),this.onVideoCanPlayThrough=this.onVideoCanPlayThrough.bind(this)}collectPreloadPromises(){var{animateObjects:e,audio:t,audioElements:a,chromaKey:i,clickables:n=[],customMaterials:r,customObjects:o,fonts:s,glb:l,gui:d,mirrors:c,ply:h,textures:m,type:u,video:f,lookAtCameraObjects:p,ocean:v,particles:g,portal:w,record3d:y,record3DImages:b,triggerVideo:T,underwater:C,ws:E}=this.artifact,x={};if(x.skybox=this.loadSkybox(),(t||a)&&(x.audioElements=this.loadAudioElements()),T&&(x.VideoTrigger=this.loadVideoTrigger()),C&&(x.UnderwaterPlane=this.loadUnderwaterPlane()),g&&(x.Particles=this.loadParticles()),null!=c&&c.length&&(x.Mirrors=this.loadMirrors()),n.length&&(x.Controls=this.loadControls()),v&&(x.OceanPlane=this.loadOceanPlane(),x.waterNormals=this.loadWaterNormals()),de(u,APP_DB.SCENE_TYPES)||(x.scene=this.loadScene()),!1!==l&&(x.gltf=this.loadGltf()),h&&(x.ply=this.loadPly(),x.addPly=this.loadAddPly()),m&&(x.textures=this.loadTextures()),i){var P=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return S.str(t)&&(t=str.split(" ")),S.arr(t)?t.push(e):S.obj(t)&&(t[e]=!0),t}("ChromaKeyMaterial",this.artifact.examples);this.artifact.examples=P}if(w&&(x.Portal=this.loadPortal()),y&&(x.Record3D=this.loadRecord3D(),y.images&&(x.textures=this.loadRecord3DTextures(x.textures))),b&&(x.Record3DImages=this.loadRecord3DImages(b.images)),E&&(x.WS=this.loadWS()),f){var{slug:j,video:A}=this.artifact;x.videoElement=this.loadVideo({slug:j,video:A})}null!=p&&p.length&&(x.LookAtCamera=this.loadLookAtCamera()),s&&(x.fonts=this.loadFonts()),this.artifact.examples&&(x.examples=this.loadExamples()),d&&this.loadGui(),r&&(x.customMaterials=this.loadCustomMaterials(),x.CustomMaterials=this.loadCustomMaterialClasses()),o&&(x.customObjects=this.loadCustomObjects()),e&&(x.animateObjects=this.loadAnimateObjects()),this.XR||this.artifact.noControls||(x.Controller=this.loadController()),this.promises=x}init(){var t=this;return n((function*(){t._isWorking=!0,t._isCancelled=!1,t._session=!1,e.on(t._cancelButton,"click",(()=>{t._isCancelled=!0,t.finished()})),e.show([t._warningContainer,t._header]),t.timeout=m.setTimeout(t.showTimeoutWarning,ce),yield t.startEngine()}))()}loadScene(){var t=this;return n((function*(){var{artifact:a}=t,i=APP_DB.SCENE_TYPES,{type:n=i.Hit}=a,r=Object.entries(i).find((e=>{var[t,a]=e;return a===n})),o="".concat(t.root,"/CustomScene.js");if(S.arr(r)){var s=r[0];o="./scenes/".concat(s,".js")}var{default:d}=yield import(o),c=new d({artifact:a,mergeConfig:l,nodeNameIncludes:k,nodeNameMatchesWildcard:_,preload:t,$:e,W:m,is:S});return S.fn(null==c?void 0:c.preload)?yield c.preload({artifact:a,preload:t}):S.fn(null==c?void 0:c.load)&&(yield c.load({artifact:a,preload:t})),c}))()}loadWS(){return n((function*(){var{WS:e}=yield import("./WS.js");return e}))()}loadMirrors(){return n((function*(){var{Mirrors:e}=yield import("./vendor.js").then((function(e){return e.bt}));return e}))()}loadAddPly(){return n((function*(){var{addPly:e}=yield import("./vendor.js").then((function(e){return e.bu}));return e}))()}loadParticles(){return n((function*(){var{Particles:e}=yield import("./vendor.js").then((function(e){return e.bv}));return e}))()}loadLookAtCamera(){return n((function*(){var{LookAtCamera:e}=yield import("./vendor.js").then((function(e){return e.bw}));return e}))()}loadSkybox(){var e=this;return n((function*(){var{city:t,sky:a,slug:i}=e.artifact,n=a||i;he(n)||(n=["https://static.artificialmuseum.com","skybox",t,n].filter((e=>e)).join("/"));var r="jpg";return m.SUPPORTS.WEBP&&(r="webp"),n.endsWith(".".concat(r))||(n+=".".concat(r)),yield e.promisifiedLoad({loader:e.textureLoader,file:n})}))()}loadFonts(){var e=this;return n((function*(){var{fonts:t}=e.artifact,a={};return yield Promise.all(t.map(function(){var t=n((function*(t){var i="https://static.artificialmuseum.com/font/json/".concat(t,".typeface.json");a[t]=yield e.promisifiedLoad({loader:e.fontLoader,file:i})}));return function(e){return t.apply(this,arguments)}}())),a}))()}loadAnimateObjects(){var e=this;return n((function*(){var{animateObjects:t,slug:a}=e.artifact,i={},r=e.audioLoader;return yield Promise.all(t.map(function(){var t=n((function*(t){if(t.sound){var{sound:n={}}=t;if(!0===n&&(n={name:a}),n.name||(n.name=a),!i[n.name]){var o=".mp3";m.SUPPORTS.A_MP4?o=".mp4":m.SUPPORTS.A_OGG&&(o=".ogg");var s="https://media.artificialmuseum.com/audio/".concat(n.name).concat(o);i[n.name]=yield e.promisifiedLoad({loader:r,file:s})}}}));return function(e){return t.apply(this,arguments)}}())),i}))()}loadExamples(){var e=this;return n((function*(){var{examples:t}=e.artifact,a=[];Se("TextGeometry",t)&&a.push(["TextGeometry",import("./vendor.js").then((function(e){return e.bx}))]),Se("ChromaKeyMaterial",t)&&a.push(["ChromaKeyMaterial",import("./materials/ChromaKeyMaterial.js")]);var i=yield Promise.all(a.map(function(){var e=n((function*(e){var[t,a]=e,i=yield a,n=i[t]?i[t]:i.default;return n||console.error("E_MODULE_NOT_FOUND","module ".concat(t," could not be imported from examples, got:"),a),[t,n]}));return function(t){return e.apply(this,arguments)}}()));return Object.fromEntries(i)}))()}loadCustomMaterials(){var e=this;return n((function*(){var{artifact:t}=e,{customMaterials:a}=t;return Promise.all(a.map(function(){var a=n((function*(a){var i=a.name.endsWith("Material")?a.name:"".concat(a.name,"Material"),{default:n}=yield import("./materials/".concat(i,".js")),r=new n({artifact:t,config:a,preload:e});return S.fn(r.preload)?yield r.preload({artifact:t,config:a}):S.fn(r.load)&&(yield r.load({artifact:t,config:a})),{config:a,material:r}}));return function(e){return a.apply(this,arguments)}}()))}))()}loadCustomMaterialClasses(){return n((function*(){var{CustomMaterials:e}=yield import("./vendor.js").then((function(e){return e.by}));return e}))()}loadCustomObjects(){var e=this;return n((function*(){var{artifact:t}=e,{customObjects:a}=t;return Promise.all(a.map(function(){var a=n((function*(a){var{default:i}=yield import("./objects/".concat(a.name,".js")),n=new i({artifact:t,config:a,preload:e});return S.fn(n.preload)&&(yield n.preload()),n}));return function(e){return a.apply(this,arguments)}}()))}))()}loadRecord3D(){return n((function*(){var{Record3D:e}=yield import("./vendor.js").then((function(e){return e.bn}));return e}))()}loadRecord3DImages(){var e=arguments,t=this;return n((function*(){var a=e.length>0&&void 0!==e[0]?e[0]:[],i=t.textureLoader,{Record3DImages:r}=yield import("./vendor.js").then((function(e){return e.bz})),o=yield Promise.all(a.map(function(){var e=n((function*(e){var a="https://static.artificialmuseum.com/".concat(e.src,"?v=").concat(t.artifact.version),{position:n,quaternion:r,intrMat:o}=e;return{object:yield t.promisifiedLoad({loader:i,file:a}),position:n,quaternion:r,intrMat:o}}));return function(t){return e.apply(this,arguments)}}()));return{Class:r,images:o}}))()}loadRecord3DTextures(){var e=arguments,t=this;return n((function*(){var a=e.length>0&&void 0!==e[0]?e[0]:{},i=t.textureLoader;return yield Promise.all(t.artifact.record3d.images.map(function(){var e=n((function*(e){var n=e.file?e.file:e,r=n;he(r)||(r=["https://static.artificialmuseum.com","livedata",t.artifact.livedataCategory,r].filter((e=>e)).join("/"));var o=yield t.promisifiedLoad({loader:i,file:r});a[n]=o}));return function(t){return e.apply(this,arguments)}}())),a}))()}handlePlacardName(e){var{name:t,ext:a=".jpg",type:i,slug:n}=e;return(t=S.str(t)?t:n).endsWith("/")&&(t+=n),t.endsWith(".png")?(a=".png",t.slice(0,-4)):t.endsWith(".jpg")&&(a=".jpg",t.slice(0,-4)),a.startsWith(".")||(a=".".concat(a)),he(t)||(t="https://static.artificialmuseum.com/placards/".concat(t,"_").concat(i).concat(a)),t}loadPortal(){var e=this;return n((function*(){var{placardImage:t=!1,placardExtension:a=".jpg",load:i}=e.artifact.portal,{Portal:r}=yield import("./vendor.js").then((function(e){return e.bA})),o=[["Factory",r]];if(!1!==t){var{slug:s}=e.artifact,l=e.handlePlacardName({name:t,ext:a,type:"color",slug:s}),d=e.handlePlacardName({name:t,ext:a,type:"normal",slug:s});o.push(["placardColor",e.promisifiedLoad({loader:e.textureLoader,file:l})]),o.push(["placardNormal",e.promisifiedLoad({loader:e.textureLoader,file:d})])}if(!1!==i){var{file:c=1,inside:h=1}=e.artifact.portal;!S.int(c)&&he(c)||(S.int(c)||S.str(c))&&(c=S.int(c)?"portal-".concat(c):c,c="".concat(m.GLB_URL,"/portals/").concat(c,".glb")),o.push(["glb",e.promisifiedLoad({loader:e.gltfLoader,file:c})])}var u=yield Promise.all(o.map(function(){var e=n((function*(e){var[t,a]=e;return[t,yield a]}));return function(t){return e.apply(this,arguments)}}()));return Object.fromEntries(u)}))()}loadVideo(t){var a=this;return n((function*(){var{dir:i,slug:n,video:r,id:o=pe}=t,s=!0===r?n:r,l=e.create("video",{id:o,class:Q,loop:!0,playsinline:!0,preload:"auto",crossorigin:"anonymous"});a.videoElement=l;var d=["webm","mp4"],c=S.str(s)?s:n,[h,u=""]=c.split("?"),f=h.endsWith("m3u8")||h.startsWith("blob:")||a.artifact.hlsVideo;if(f){if(""!==l.canPlayType("application/vnd.apple.mpegurl"))return l.src=h,e.append(l),l;var p=e.create("script",{src:"".concat(m.ROOT_URL,"/hls.js"),parent:m.B});return a.hlsScript=p,new Promise((t=>{e.on(p,"load",(()=>{Hls.isSupported()&&(a.hls=new m.Hls,a.hls.loadSource(h),e.append(l),a.hls.attachMedia(l),a.hls.once(Hls.Events.FRAG_LOADED,(()=>{t(l)})))}))}))}if(h.endsWith(".mp4")?(d=["mp4"],h=h.slice(0,-4)):h.endsWith(".webm")&&(d=["webm"],h=h.slice(0,-5)),he(h)||(h=i?"video/".concat(i,"/").concat(h):"video/".concat(h,"/").concat(h),h="".concat(m.MEDIA_URL,"/").concat(h)),u||(u="v=".concat(ve)),d.forEach((t=>{e.create("source",{src:"".concat(h,".").concat(t,"?").concat(u),type:"video/".concat(t),parent:l})})),e.append(l),!f){var{videoWidth:v}=l;return v>0?l:new Promise((t=>{if(me){var a=e=>{l.videoWidth>0?e(l):setTimeout((()=>a(e)),50)};a(t)}else e.on(l,"canplaythrough",(e=>t(e.target)))}))}}))()}onVideoCanPlayThrough(e){var{e:t,resolve:a}=e;me?setTimeout((()=>{a(t.target)}),ue):a(t.target)}loadAudioSourceRoot(e){var[t,a]=e.split("?"),i=["ogg","mp4","mp3"];t.endsWith(".mp3")?(i=["mp3"],t=t.slice(0,-4)):t.endsWith(".mp4")&&(i=["mp4"],t=t.slice(0,-4));var n=t.startsWith("http")?t:"".concat(m.MEDIA_URL,"/audio/").concat(t);return a||(a="v=".concat(ve)),{audioFileTypes:i,audioSourceRoot:n,request:a}}loadControls(){return n((function*(){var{Controls:e}=yield import("./Controls.js");return e}))()}loadOceanPlane(){return n((function*(){var{OceanPlane:e}=yield import("./vendor.js").then((function(e){return e.bB}));return e}))()}loadWaterNormals(){var e=this;return n((function*(){var t,{normals:a="oceannormals1"}=null===(t=e.artifact)||void 0===t?void 0:t.ocean;return yield e.promisifiedLoad({loader:e.textureLoader,file:"https://static.artificialmuseum.com/textures/ocean/".concat(a,".jpg")})}))()}loadVideoTrigger(){return n((function*(){var{VideoTrigger:e}=yield import("./vendor.js").then((function(e){return e.bC}));return e}))()}loadUnderwaterPlane(){return n((function*(){var{UnderwaterPlane:e}=yield import("./vendor.js").then((function(e){return e.bD}));return e}))()}loadAudioElements(){var t=this;return n((function*(){var{audioElements:a=[],slug:i}=t.artifact;if(t.artifact.audio){var{audio:r=t.artifact.slug}=t.artifact;!0===r&&(r=t.artifact.slug),a.push({autoplay:!0,audio:r})}return yield Promise.all(a.map(function(){var a=n((function*(a,r){var o=S.str(a.audio)?a.audio:i,s="".concat(ge,"-").concat(r);e.remove("#".concat(s));var l=e.create("audio",{class:Q,crossorigin:"anonymous","data-name":o,preload:"auto",id:s});!1!==a.loop&&(l.loop="true"),t.audioElements[r]={ele:l,config:a};var{audioSourceRoot:d,audioFileTypes:c,request:h}=t.loadAudioSourceRoot(o);c.forEach((t=>{var a=".".concat(t),i=d;i.endsWith(a)||(i+=a),e.create("source",{src:"".concat(i,"?").concat(h),type:"audio/".concat(t),parent:l})})),e.append(l);var{duration:m}=l;return S.num(m)&&m>0?{ele:l,config:a}:new Promise((t=>{if(me){var i=e=>{S.num(l.duration)&&l.duration>0?e({ele:l,config:a}):setTimeout((()=>i(e)),50)};i(t)}else e.on(l,"canplaythrough",function(){var e=n((function*(e){t({ele:e.target,config:a})}));return function(t){return e.apply(this,arguments)}}())}))}));return function(e,t){return a.apply(this,arguments)}}()))}))()}loadTextures(){var e=this;return n((function*(){var{textures:t={}}=e.artifact,{dir:a,names:i}=t,r="jpg";m.SUPPORTS.WEBP&&(r="webp"),a&&!a.endsWith("/")&&(a="".concat(a,"/"));var o={};return yield Promise.all(i.map(function(){var t=n((function*(t){var i=t;he(a)||(i="https://static.artificialmuseum.com/textures/".concat(a,"/").concat(t)),i.endsWith(r)||(i="".concat(i,".").concat(r));var n=yield e.promisifiedLoad({loader:e.textureLoader,file:i});o[i]=n}));return function(e){return t.apply(this,arguments)}}())),o}))()}loadController(){var e=this;return n((function*(){var{fpsControls:t,pointerLockControls:a,touchControls:i}=e.artifact;if(t||a||i){if(g||me){var{ArmTouchControls:n}=yield import("./controls/ArmTouchControls.js");return n}var{ArmPointerLockControls:r}=yield import("./controls/ArmPointerLockControls.js");return r}var{ArmOrbitControls:o}=yield import("./controls/ArmOrbitControls.js");return o}))()}loadGltf(){var e=this;return n((function*(){var{artifact:t,XR:a}=e,{file:i,version:n=1}=t,r=a?"&xr=1":"",o=he(i)?i:"".concat(m.GLB_URL,"/").concat(i,".glb?v=").concat(n).concat(r);return yield e.promisifiedLoad({loader:e.gltfLoader,file:o})}))()}loadPly(){var e=this;return n((function*(){var t,{artifact:a,XR:i}=e,{file:r,ply:o={},version:s=1}=a,l=i?"&xr=1":"",d=o.files;if(d&&!S.arr(d)&&(d=[d]),null!==(t=d)&&void 0!==t&&t.length)return yield Promise.all(d.map(function(){var t=n((function*(t){var a=t;if(a){he(a)||(a="https://static.artificialmuseum.com/ply/".concat(a)),a.endsWith(".ply")||(a+=".ply"),a+="?v=".concat(s).concat(l);var i=yield e.promisifiedLoad({loader:e.plyLoader,file:a});return i.name=t.replace(".ply","").split("/").pop(),i}console.error("empty ply file name",d,a)}));return function(e){return t.apply(this,arguments)}}()));var c="string"==typeof o?o:r;null!=o&&o.file&&(c=o.file);var h="?v=".concat(s).concat(l),m=c.endsWith(".ply")?c:"".concat(c,".ply");return he(c)||(m="https://static.artificialmuseum.com/ply/".concat(m)),m+=h,yield e.promisifiedLoad({loader:e.plyLoader,file:m})}))()}loadGui(){var{title:t,button:a,body:i}=this.artifact.gui.afterSpawnModel,n=[];t&&n.push(e.create("h3",{innerText:t})),i&&n.push(e.create("div",{innerText:i})),n.length&&(a&&n.push(e.create("button",{id:"afterSpawnModelButton",class:"styled margin inverse",innerText:a,on:{click:e=>{var t=e.target.parentNode;t.parentNode.removeChild(t)}}})),this.gui={afterSpawnModel:e.create("div",{class:"w hudgui",children:n,parent:"#hud"})})}promisifiedLoad(e){var{loader:t,file:a}=e;return a.file&&(a=a.file),new Promise(((e,i)=>{t.load(a,(t=>{e(t)}),(()=>{}),(e=>{this.setError(e,"Error loading artifact.",5e3),i(e)}))}))}startEngine(){var t=this;return n((function*(){var{artifact:a,XR:i}=t,r=Object.entries(t.promises).map(function(){var e=n((function*(e){var[t,a]=e;return[t,yield a]}));return function(t){return e.apply(this,arguments)}}()),o=yield Promise.all(r);t.assets=Object.fromEntries(o);var s=new be({artifact:a,preload:t,XR:i}),l=yield s.init(t.assets.scene);if(!l)throw new Error("Session undefined.");e.hide(t._header),e.hide(t._preloadInfo),e.show(t._headerDone),t._session=l,t._timeoutShown&&t.isAndroidChrome?e.prop(t._confirmButton,{disabled:!1}):t._isCancelled||(yield t.finishLoad())}))()}showTimeoutWarning(){e.show(this._preloadInfo),this.isAndroidChrome&&(e.show(this._confirmButton),this._confirmButton.setAttribute("disabled",!0),this._timeoutShown=!0)}confirmButtonClickHandler(){var t=this;return n((function*(){t._session?(e.off(t._confirmButton,"click",t.confirmButtonClickHandler),yield t.finishLoad(),t.finished()):console.error("confirmButtonClickHandler: session not defined",t)}))()}finishLoad(){var t=this;return n((function*(){if(t._session){var{hud:a,initFallbackSession:i,initScene:n}=t._session;try{yield n(),a.show(),e.show("#".concat(v)),t.finished()}catch(n){"InvalidStateError"===n.name||"NotSupportedError"===n.name?(yield i(),a.show(),e.show("#".concat(v)),t.finished()):"SecurityError"===n.name?(e.show(t._confirmButton),e.prop(t._confirmButton,{disabled:!1})):(console.error("Unexpected Preload.finishLoad error"),console.error(n))}}}))()}setError(e,t){console.warn(e,t),m.clearTimeout(this.timeout),this.finished()}showTooFarNotification(t){var{distance:a,artifact:i,map:n}=t,r="meter",o=a;o>=1e3?(r="kilometer",o>=2e3&&(r+="s"),o=Math.round(o/1e3)):o>=2&&(r+="s"),this.artifact=i,this.map=n,this.XR=!1,this._tooFarDistanceInfo.innerText="This artifact is ".concat(o," ").concat(r," away."),e.show(this._tooFarContainer),e.on(this._tooFarPreviewButton,"click",this.onTooFarPreviewButtonClick),e.on(this._tooFarCancelButton,"click",this.onTooFarCancelButtonClick),e.on(this._tooFarAbortButton,"click",this.onTooFarCancelButtonClick)}onTooFarCancelButtonClick(){e.off(this._tooFarPreviewButton,"click",this.onTooFarPreviewButtonClick),this._isCancelled=!0,e.hide(this._tooFarContainer),this.finished()}onTooFarPreviewButtonClick(){var t=this;return n((function*(){e.off(t._tooFarPreviewButton,"click",t.onTooFarPreviewButtonClick),e.off(t._tooFarCancelButton,"click",t.onTooFarCancelButtonClick),e.off(t._tooFarAbortButton,"click",t.onTooFarCancelButtonClick),e.hide(t._tooFarContainer),yield t.init()}))()}showWebglDisabledNotification(){e.show(this._webglDisabledContainer),e.hide([this._header,this._headerDone,this._preloadInfo,this._cancelButton,this._confirmButton]),e.on(this._webglDisabledOkButton,"click",this.onWebglDisabledOkButtonClick)}onWebglDisabledOkButtonClick(){e.off(this._webglDisabledOkButton,"click",this.onWebglDisabledOkButtonClick),this._isCancelled=!0,e.hide(this._webglDisabledContainer),this.finished()}finished(){this._isWorking=!1,this._timeoutShown=!1,e(".start-experience-button").forEach((e=>{e.removeAttribute("disabled")})),e.hide([this._warningContainer,this._confirmButton,this._preloadInfo,this._headerDone]),e.prop(this._confirmButton,{disabled:!0}),e.show(this._header),m.clearTimeout(this.timeout)}}export{Te as Preload};
diff --git a/docs/Preload.js.gz b/docs/Preload.js.gz
index bb35d3ef..1d200eff 100644
Binary files a/docs/Preload.js.gz and b/docs/Preload.js.gz differ
diff --git a/docs/controls/ArmTouchControls.js b/docs/controls/ArmTouchControls.js
index b1628b8d..f57f4a38 100644
--- a/docs/controls/ArmTouchControls.js
+++ b/docs/controls/ArmTouchControls.js
@@ -1 +1 @@
-import{bc as t,bd as e,be as o,$ as i,aj as s,a5 as n,ae as a,bf as h,as as r,bg as d,bh as u,am as l,w as c,au as m,bi as v}from"../vendor.js";import{MovementPad as p}from"./MovementPad.js";import"./utils.js";var f=l&&!c,w=new WeakMap,M=new WeakMap,y=new WeakMap,g=new WeakMap,b=new WeakMap,k=new WeakMap,x=new WeakMap,P=new WeakMap,W=new WeakMap,D=new WeakMap,Y=new WeakMap,B=new WeakMap,C=new WeakMap,R=new WeakMap,S=new WeakMap,E=new WeakSet,K=new WeakSet,U=new WeakSet;class O{constructor(u,l,c,m){t(this,U),t(this,K),t(this,E),e(this,"movementPad",void 0),e(this,"container",void 0),e(this,"config",void 0),e(this,"fpsBody",void 0),e(this,"mouse",void 0),e(this,"enabled",!0),o(this,w,{writable:!0,value:void 0}),o(this,M,{writable:!0,value:void 0}),o(this,y,{writable:!0,value:void 0}),o(this,g,{writable:!0,value:void 0}),o(this,b,{writable:!0,value:!1}),o(this,k,{writable:!0,value:!1}),o(this,x,{writable:!0,value:!1}),o(this,P,{writable:!0,value:!1}),o(this,W,{writable:!0,value:!1}),o(this,D,{writable:!0,value:!1}),o(this,Y,{writable:!0,value:!1}),o(this,B,{writable:!0,value:!1}),o(this,C,{writable:!0,value:!1}),o(this,R,{writable:!0,value:1}),o(this,S,{writable:!0,value:1}),this.container=l.parentNode.parentNode,this.canvas=l,this.camera=u,f&&(i.on(document,"gesturestart",this.gestureChange),i.on(document,"gesturechange",this.gestureChange),i.on(document,"gestureend",this.gestureEnd),document.documentElement.style.position="fixed",document.documentElement.style.height="100%",document.documentElement.style.overflow="hidden",document.body.style.width="100vw",document.body.style.height="100vh",document.body.style.overflowY="scroll",document.body.style.overflowX="hidden",document.body.style.WebkitOverflowScrolling="touch"),this.config=s(c.touchControls,{delta:.75,moveSpeed:.03,rotationSpeed:.003,maxPitch:0}),this.camConfig=s(c.cam,{x:0,y:1.7,z:5});var v=s(c,{floorTargets:[]});v.floorTargets.length&&(this.targets=v.floorTargets.map((t=>m.model.getObjectByName(t))).filter((t=>t)),this.targets.length&&(this.currentCameraHeight=1.7,this.rayOrigin=new n,this.rayDirection=new n(0,-1,0),this.floorRay=new a)),h(this,M,[]),h(this,g,this.config.maxPitch*Math.PI/180),h(this,y,new n(0,0,0)),this.mouse=new r,this.fpsBody=m.camera,this.movementPad=new p(this),this.onYawPitch=this.onYawPitch.bind(this),this.onPadMove=this.onPadMove.bind(this),this.onStopMove=this.onStopMove.bind(this),this.onContextMenu=this.onContextMenu.bind(this),this.onKeyDown=this.onKeyDown.bind(this),this.onKeyUp=this.onKeyUp.bind(this),this.onMouseMove=this.onMouseMove.bind(this),this.onMouseOut=this.onMouseOut.bind(this),this.onMouseDown=this.onMouseDown.bind(this),this.onMouseUp=this.onMouseUp.bind(this),i.on(this.movementPad.padElement,"move",this.onPadMove),i.on(this.movementPad.padElement,"stopMove",this.onStopMove),i.on(this.container,"contextmenu",this.onContextMenu),i.on(this.container,"mousedown",this.onMouseDown),i.on(this.container,"mouseup",this.onMouseUp),i.on(document,"touchstart",(t=>{f&&!t.target.attribute("id").startsWith("hud")&&(t.preventDefault(),t.stopPropagation())})),i.on(document,"keydown",this.onKeyDown),i.on(document,"keyup",this.onKeyUp),i.on(document,"mousemove",this.onMouseMove),i.on(document,"mouseout",this.onMouseOut),d(this,E,X).call(this)}onPadMove(t){h(this,R,Math.abs(t.detail.deltaY)),h(this,S,Math.abs(t.detail.deltaX)),t.detail.deltaY==t.detail.middle?(h(this,R,1),h(this,k,h(this,x,!1))):t.detail.deltaY>t.detail.middle?(h(this,k,!0),h(this,x,!1)):t.detail.deltaY<t.detail.middle&&(h(this,k,!1),h(this,x,!0));var e=d(this,K,z).call(this,-t.detail.deltaX,t.detail.deltaY);this.setRotation(e.rx,e.ry)}onYawPitch(t){var e=d(this,K,z).call(this,t.detail.deltaX,t.detail.deltaY);this.setRotation(e.rx,e.ry)}onStopMove(t){h(this,R,h(this,S,1)),h(this,k,h(this,x,h(this,P,h(this,W,!1))))}onContextMenu(t){t.preventDefault()}gestureChange(t){t.preventDefault(),document.body.style.zoom=.9999999}gestureEnd(t){t.preventDefault(),document.body.style.zoom=1}unspawn(){i.off(this.movementPad.padElement,"move",this.onPadMove),i.off(this.movementPad.padElement,"stopMove",this.onStopMove),f&&(i.off(document,"gesturestart",this.gestureChange),i.off(document,"gesturechange",this.gestureChange),i.off(document,"gestureend",this.gestureEnd)),i.off(this.container,"contextmenu",this.onContextMenu),i.off(document,"keydown",this.onKeyDown),i.off(document,"keyup",this.onKeyUp),i.off(this.container,"mousedown",this.onMouseDown),i.off(this.container,"mouseup",this.onMouseUp),i.off(document,"mousemove",this.onMouseMove),i.off(document,"mouseout",this.onMouseOut),i.remove(this.movementPad.padElement),f&&(document.documentElement.style={},document.body.style={})}onMouseDown(t){this.enabled&&2===t.button&&(h(this,b,!0),t.preventDefault(),t.stopPropagation())}onMouseUp(t){this.enabled&&2===t.button&&h(this,b,!1)}onMouseMove(t){if(this.mouse.x=t.clientX/window.innerWidth*2-1,this.mouse.y=-t.clientY/window.innerHeight*2+1,this.enabled&&u(this,b)){var e=t.movementX||0,o=t.movementY||0,i=d(this,K,z).call(this,-1*e,-1*o);this.setRotation(i.rx,i.ry)}}onMouseOut(t){h(this,b,!1)}onKeyDown(t){if(this.enabled)switch(t.keyCode){case 38:case 87:h(this,k,!0);break;case 37:case 65:h(this,P,!0);break;case 40:case 83:h(this,x,!0);break;case 39:case 68:h(this,W,!0)}}onKeyUp(t){switch(t.keyCode){case 38:case 87:h(this,k,!1);break;case 37:case 65:h(this,P,!1);break;case 40:case 83:h(this,x,!1);break;case 39:case 68:h(this,W,!1)}}updateRayCaster(t){this.floorRay.set(this.camera.position,this.rayDirection);var e=this.floorRay.intersectObjects(this.targets).filter((t=>t.object.visible)),o=0;e.length?e.forEach((t=>{var e=t.point.y;o=e+this.currentCameraHeight})):o=this.currentCameraHeight,this.targetY=o}update(){u(this,y).x+=-1*u(this,y).x*this.config.delta,u(this,y).z+=-1*u(this,y).z*this.config.delta,u(this,k)&&!u(this,D)&&(u(this,y).z-=u(this,R)*this.config.moveSpeed*this.config.delta),u(this,x)&&!u(this,Y)&&(u(this,y).z+=u(this,R)*this.config.moveSpeed*this.config.delta),u(this,P)&&!u(this,B)&&(u(this,y).x-=u(this,S)*this.config.moveSpeed*this.config.delta),u(this,W)&&!u(this,C)&&(u(this,y).x+=u(this,S)*this.config.moveSpeed*this.config.delta),this.floorRay&&(this.updateRayCaster(),this.fpsBody.position.y=this.targetY),this.fpsBody.translateX(u(this,y).x),this.fpsBody.translateZ(u(this,y).z)}getDirection2(t){var e=new n(0,0,-1),o=new m(0,0,0,"YXZ"),i=this.fpsBody.rotation.x,s=this.fpsBody.rotation.y;return o.set(i,s,0),t.copy(e).applyEuler(o),t}getDirection(){var t=0,e=0,o=new n(0,0,-1),i=new m(0,0,0,"YXZ");return null!=self&&(t=this.fpsBody.rotation.x,e=this.fpsBody.rotation.y),s=>(i.set(t,e,0),s.copy(o).applyEuler(i),s)}isMoveLeft(){return u(this,P)}isMoveRight(){return u(this,W)}isMoveForward(){return u(this,k)}isMoveBackward(){return u(this,x)}lockMoveForward(t){h(this,D,t)}lockMoveBackward(t){h(this,Y,t)}lockMoveLeft(t){h(this,B,t)}lockMoveRight(t){h(this,C,t)}unlockAllDirections(){this.lockMoveForward(!1),this.lockMoveBackward(!1),this.lockMoveLeft(!1),this.lockMoveRight(!1)}addToScene(t){h(this,w,t),u(this,w).add(this.fpsBody)}setPosition(t,e,o){this.fpsBody.position.set(t,e,o)}stopMouseMoving(){h(this,b,!1)}setRotation(t,e){null!==t&&(this.fpsBody.rotation.x=t),null!==e&&(this.fpsBody.rotation.y=e)}}function X(){var t=new v;t.makeRotationY(0),u(this,M).push(t);var e=new v;e.makeRotationY(180*Math.PI/180),u(this,M).push(e);var o=new v;o.makeRotationY(90*Math.PI/180),u(this,M).push(o);var i=new v;i.makeRotationY(270*Math.PI/180),u(this,M).push(i)}function z(t,e,o){var i=o||this.config.rotationSpeed,s=this.fpsBody.rotation.y-t*i,n=this.fpsBody.rotation.x-e*i;return{rx:n=Math.max(-u(this,g),Math.min(u(this,g),n)),ry:s}}export{O as ArmTouchControls};
+import{bc as t,bd as e,be as o,bf as i,$ as s,aj as n,a5 as a,ae as h,bg as r,as as d,bh as u,bi as l,au as c,bj as m}from"../vendor.js";import{MovementPad as v}from"./MovementPad.js";import"./utils.js";var p=new WeakMap,f=new WeakMap,w=new WeakMap,M=new WeakMap,y=new WeakMap,g=new WeakMap,b=new WeakMap,k=new WeakMap,x=new WeakMap,P=new WeakMap,W=new WeakMap,D=new WeakMap,Y=new WeakMap,B=new WeakMap,C=new WeakMap,R=new WeakSet,S=new WeakSet,E=new WeakSet;class K{constructor(l,c,m,K){t(this,E),t(this,S),t(this,R),e(this,"movementPad",void 0),e(this,"container",void 0),e(this,"config",void 0),e(this,"fpsBody",void 0),e(this,"mouse",void 0),e(this,"enabled",!0),o(this,p,{writable:!0,value:void 0}),o(this,f,{writable:!0,value:void 0}),o(this,w,{writable:!0,value:void 0}),o(this,M,{writable:!0,value:void 0}),o(this,y,{writable:!0,value:!1}),o(this,g,{writable:!0,value:!1}),o(this,b,{writable:!0,value:!1}),o(this,k,{writable:!0,value:!1}),o(this,x,{writable:!0,value:!1}),o(this,P,{writable:!0,value:!1}),o(this,W,{writable:!0,value:!1}),o(this,D,{writable:!0,value:!1}),o(this,Y,{writable:!0,value:!1}),o(this,B,{writable:!0,value:1}),o(this,C,{writable:!0,value:1}),this.container=c.parentNode.parentNode,this.canvas=c,this.camera=l,i&&(s.on(document,"gesturestart",this.gestureChange),s.on(document,"gesturechange",this.gestureChange),s.on(document,"gestureend",this.gestureEnd),document.documentElement.style.position="fixed",document.documentElement.style.height="100%",document.documentElement.style.overflow="hidden",document.body.style.width="100vw",document.body.style.height="100vh",document.body.style.overflowY="scroll",document.body.style.overflowX="hidden",document.body.style.WebkitOverflowScrolling="touch"),this.config=n(m.touchControls,{delta:.75,moveSpeed:.03,rotationSpeed:.003,maxPitch:0}),this.camConfig=n(m.cam,{x:0,y:1.7,z:5});var O=n(m,{floorTargets:[]});O.floorTargets.length&&(this.targets=O.floorTargets.map((t=>K.model.getObjectByName(t))).filter((t=>t)),this.targets.length&&(this.currentCameraHeight=1.7,this.rayOrigin=new a,this.rayDirection=new a(0,-1,0),this.floorRay=new h)),r(this,f,[]),r(this,M,this.config.maxPitch*Math.PI/180),r(this,w,new a(0,0,0)),this.mouse=new d,this.fpsBody=K.camera,this.movementPad=new v(this),this.onYawPitch=this.onYawPitch.bind(this),this.onPadMove=this.onPadMove.bind(this),this.onStopMove=this.onStopMove.bind(this),this.onContextMenu=this.onContextMenu.bind(this),this.onKeyDown=this.onKeyDown.bind(this),this.onKeyUp=this.onKeyUp.bind(this),this.onMouseMove=this.onMouseMove.bind(this),this.onMouseOut=this.onMouseOut.bind(this),this.onMouseDown=this.onMouseDown.bind(this),this.onMouseUp=this.onMouseUp.bind(this),s.on(this.movementPad.padElement,"move",this.onPadMove),s.on(this.movementPad.padElement,"stopMove",this.onStopMove),s.on(this.container,"contextmenu",this.onContextMenu),s.on(this.container,"mousedown",this.onMouseDown),s.on(this.container,"mouseup",this.onMouseUp),s.on(document,"touchstart",(t=>{i&&!t.target.attribute("id").startsWith("hud")&&(t.preventDefault(),t.stopPropagation())})),s.on(document,"keydown",this.onKeyDown),s.on(document,"keyup",this.onKeyUp),s.on(document,"mousemove",this.onMouseMove),s.on(document,"mouseout",this.onMouseOut),u(this,R,U).call(this)}onPadMove(t){r(this,B,Math.abs(t.detail.deltaY)),r(this,C,Math.abs(t.detail.deltaX)),t.detail.deltaY==t.detail.middle?(r(this,B,1),r(this,g,r(this,b,!1))):t.detail.deltaY>t.detail.middle?(r(this,g,!0),r(this,b,!1)):t.detail.deltaY<t.detail.middle&&(r(this,g,!1),r(this,b,!0));var e=u(this,S,O).call(this,-t.detail.deltaX,t.detail.deltaY);this.setRotation(e.rx,e.ry)}onYawPitch(t){var e=u(this,S,O).call(this,t.detail.deltaX,t.detail.deltaY);this.setRotation(e.rx,e.ry)}onStopMove(t){r(this,B,r(this,C,1)),r(this,g,r(this,b,r(this,k,r(this,x,!1))))}onContextMenu(t){t.preventDefault()}gestureChange(t){t.preventDefault(),document.body.style.zoom=.9999999}gestureEnd(t){t.preventDefault(),document.body.style.zoom=1}unspawn(){s.off(this.movementPad.padElement,"move",this.onPadMove),s.off(this.movementPad.padElement,"stopMove",this.onStopMove),i&&(s.off(document,"gesturestart",this.gestureChange),s.off(document,"gesturechange",this.gestureChange),s.off(document,"gestureend",this.gestureEnd)),s.off(this.container,"contextmenu",this.onContextMenu),s.off(document,"keydown",this.onKeyDown),s.off(document,"keyup",this.onKeyUp),s.off(this.container,"mousedown",this.onMouseDown),s.off(this.container,"mouseup",this.onMouseUp),s.off(document,"mousemove",this.onMouseMove),s.off(document,"mouseout",this.onMouseOut),s.remove(this.movementPad.padElement),i&&(document.documentElement.style={},document.body.style={})}onMouseDown(t){this.enabled&&2===t.button&&(r(this,y,!0),t.preventDefault(),t.stopPropagation())}onMouseUp(t){this.enabled&&2===t.button&&r(this,y,!1)}onMouseMove(t){if(this.mouse.x=t.clientX/window.innerWidth*2-1,this.mouse.y=-t.clientY/window.innerHeight*2+1,this.enabled&&l(this,y)){var e=t.movementX||0,o=t.movementY||0,i=u(this,S,O).call(this,-1*e,-1*o);this.setRotation(i.rx,i.ry)}}onMouseOut(t){r(this,y,!1)}onKeyDown(t){if(this.enabled)switch(t.keyCode){case 38:case 87:r(this,g,!0);break;case 37:case 65:r(this,k,!0);break;case 40:case 83:r(this,b,!0);break;case 39:case 68:r(this,x,!0)}}onKeyUp(t){switch(t.keyCode){case 38:case 87:r(this,g,!1);break;case 37:case 65:r(this,k,!1);break;case 40:case 83:r(this,b,!1);break;case 39:case 68:r(this,x,!1)}}updateRayCaster(t){this.floorRay.set(this.camera.position,this.rayDirection);var e=this.floorRay.intersectObjects(this.targets).filter((t=>t.object.visible)),o=0;e.length?e.forEach((t=>{var e=t.point.y;o=e+this.currentCameraHeight})):o=this.currentCameraHeight,this.targetY=o}update(){l(this,w).x+=-1*l(this,w).x*this.config.delta,l(this,w).z+=-1*l(this,w).z*this.config.delta,l(this,g)&&!l(this,P)&&(l(this,w).z-=l(this,B)*this.config.moveSpeed*this.config.delta),l(this,b)&&!l(this,W)&&(l(this,w).z+=l(this,B)*this.config.moveSpeed*this.config.delta),l(this,k)&&!l(this,D)&&(l(this,w).x-=l(this,C)*this.config.moveSpeed*this.config.delta),l(this,x)&&!l(this,Y)&&(l(this,w).x+=l(this,C)*this.config.moveSpeed*this.config.delta),this.floorRay&&(this.updateRayCaster(),this.fpsBody.position.y=this.targetY),this.fpsBody.translateX(l(this,w).x),this.fpsBody.translateZ(l(this,w).z)}getDirection2(t){var e=new a(0,0,-1),o=new c(0,0,0,"YXZ"),i=this.fpsBody.rotation.x,s=this.fpsBody.rotation.y;return o.set(i,s,0),t.copy(e).applyEuler(o),t}getDirection(){var t=0,e=0,o=new a(0,0,-1),i=new c(0,0,0,"YXZ");return null!=self&&(t=this.fpsBody.rotation.x,e=this.fpsBody.rotation.y),s=>(i.set(t,e,0),s.copy(o).applyEuler(i),s)}isMoveLeft(){return l(this,k)}isMoveRight(){return l(this,x)}isMoveForward(){return l(this,g)}isMoveBackward(){return l(this,b)}lockMoveForward(t){r(this,P,t)}lockMoveBackward(t){r(this,W,t)}lockMoveLeft(t){r(this,D,t)}lockMoveRight(t){r(this,Y,t)}unlockAllDirections(){this.lockMoveForward(!1),this.lockMoveBackward(!1),this.lockMoveLeft(!1),this.lockMoveRight(!1)}addToScene(t){r(this,p,t),l(this,p).add(this.fpsBody)}setPosition(t,e,o){this.fpsBody.position.set(t,e,o)}stopMouseMoving(){r(this,y,!1)}setRotation(t,e){null!==t&&(this.fpsBody.rotation.x=t),null!==e&&(this.fpsBody.rotation.y=e)}}function U(){var t=new m;t.makeRotationY(0),l(this,f).push(t);var e=new m;e.makeRotationY(180*Math.PI/180),l(this,f).push(e);var o=new m;o.makeRotationY(90*Math.PI/180),l(this,f).push(o);var i=new m;i.makeRotationY(270*Math.PI/180),l(this,f).push(i)}function O(t,e,o){var i=o||this.config.rotationSpeed,s=this.fpsBody.rotation.y-t*i,n=this.fpsBody.rotation.x-e*i;return{rx:n=Math.max(-l(this,M),Math.min(l(this,M),n)),ry:s}}export{K as ArmTouchControls};
diff --git a/docs/controls/ArmTouchControls.js.gz b/docs/controls/ArmTouchControls.js.gz
index a48e0694..5836946c 100644
Binary files a/docs/controls/ArmTouchControls.js.gz and b/docs/controls/ArmTouchControls.js.gz differ
diff --git a/docs/controls/MovementPad.js b/docs/controls/MovementPad.js
index 7f41ce1a..51a4fe2c 100644
--- a/docs/controls/MovementPad.js
+++ b/docs/controls/MovementPad.js
@@ -1 +1 @@
-import{bd as t,am as e,w as i}from"../vendor.js";import{getOffset as a}from"./utils.js";var s=e&&!i;class n{constructor(e){t(this,"container",void 0),t(this,"padElement",void 0),t(this,"region",void 0),t(this,"handle",void 0),t(this,"eventRepeatTimeout",void 0),t(this,"regionData",{}),t(this,"handleData",{}),t(this,"mouseDown",!1),t(this,"mouseStopped",!1),this.container=e.container,this.padElement=document.createElement("div"),this.padElement.classList.add("movement-pad"),this.region=document.createElement("div"),this.region.classList.add("region"),this.handle=document.createElement("div"),this.handle.classList.add("handle"),this.region.appendChild(this.handle),this.padElement.append(this.region),this.container.append(this.padElement);var i=e.canvas;this.alignAndConfigPad(i),window.addEventListener("resize",(()=>{this.alignAndConfigPad(i)})),this.region.addEventListener("mousedown",(t=>{this.mouseDown=!0,this.handle.style.opacity=1,this.update(t.pageX,t.pageY)})),document.addEventListener("mouseup",(()=>{this.mouseDown=!1,this.resetHandlePosition()})),document.addEventListener("mousemove",(t=>{this.mouseDown&&this.update(t.pageX,t.pageY)})),this.region.addEventListener("touchstart",(t=>{this.mouseDown=!0,this.handle.style.opacity=1,this.currentTouchId=t.targetTouches[0].identifier,this.update(t.targetTouches[0].pageX,t.targetTouches[0].pageY)}));var a=t=>{t.changedTouches[0].identifier===this.currentTouchId&&(this.mouseDown=!1,this.resetHandlePosition(),this.currentTouchId=-1)};document.addEventListener("touchend",a),document.addEventListener("touchcancel",a),document.addEventListener("touchmove",(t=>{if(this.mouseDown){var e;for(var i of(s&&t.preventDefault(),t.touches))i.identifier===this.currentTouchId&&(e=i);e&&this.update(e.pageX,e.pageY)}})),this.resetHandlePosition()}alignAndConfigPad(t){this.regionData.width=this.region.offsetWidth,this.regionData.height=this.region.offsetHeight,this.regionData.position={top:this.region.offsetTop,left:this.region.offsetLeft},this.regionData.offset=a(this.region),this.regionData.radius=this.regionData.width/2,this.regionData.centerX=this.regionData.position.left+this.regionData.radius,this.regionData.centerY=this.regionData.position.top+this.regionData.radius,this.handleData.width=this.handle.offsetWidth,this.handleData.height=this.handle.offsetHeight,this.handleData.radius=this.handleData.width/2,this.regionData.radius=this.regionData.width/2-this.handleData.radius}update(t,e){var i=t-this.regionData.offset.left,a=e-this.regionData.offset.top;if(Math.pow(this.regionData.centerX-i,2)+Math.pow(this.regionData.centerY-a,2)>Math.pow(this.regionData.radius,2)){var s=Math.atan2(a-this.regionData.centerY,i-this.regionData.centerX);i=Math.cos(s)*this.regionData.radius+this.regionData.centerX,a=Math.sin(s)*this.regionData.radius+this.regionData.centerY}a=Math.round(10*a)/10,i=Math.round(10*i)/10,this.handle.style.top=a-this.handleData.radius+"px",this.handle.style.left=i-this.handleData.radius+"px";var n=this.regionData.centerX-parseInt(i),h=this.regionData.centerY-parseInt(a);n=4*(n- -this.regionData.radius)/(this.regionData.radius- -this.regionData.radius)-2,h=4*(h- -this.regionData.radius)/(this.regionData.radius- -this.regionData.radius)-2,n=Math.round(10*n)/10,h=Math.round(10*h)/10,this.sendEvent(n,h,0)}sendEvent(t,e,i){if(this.eventRepeatTimeout&&clearTimeout(this.eventRepeatTimeout),this.mouseDown){this.eventRepeatTimeout=setTimeout((()=>{this.sendEvent(t,e,i)}),5);var a=new CustomEvent("move",{bubbles:!1,detail:{deltaX:t,deltaY:e,middle:i}});this.padElement.dispatchEvent(a)}else{var s=new Event("stopMove",{bubbles:!1});this.padElement.dispatchEvent(s)}}resetHandlePosition(){this.handle.style.top=this.regionData.centerY-this.handleData.radius+"px",this.handle.style.left=this.regionData.centerX-this.handleData.radius+"px",this.handle.style.opacity=.1}}export{n as MovementPad};
+import{bd as t,bf as e}from"../vendor.js";import{getOffset as i}from"./utils.js";class a{constructor(i){t(this,"container",void 0),t(this,"padElement",void 0),t(this,"region",void 0),t(this,"handle",void 0),t(this,"eventRepeatTimeout",void 0),t(this,"regionData",{}),t(this,"handleData",{}),t(this,"mouseDown",!1),t(this,"mouseStopped",!1),this.container=i.container,this.padElement=document.createElement("div"),this.padElement.classList.add("movement-pad"),this.region=document.createElement("div"),this.region.classList.add("region"),this.handle=document.createElement("div"),this.handle.classList.add("handle"),this.region.appendChild(this.handle),this.padElement.append(this.region),this.container.append(this.padElement);var a=i.canvas;this.alignAndConfigPad(a),window.addEventListener("resize",(()=>{this.alignAndConfigPad(a)})),this.region.addEventListener("mousedown",(t=>{this.mouseDown=!0,this.handle.style.opacity=1,this.update(t.pageX,t.pageY)})),document.addEventListener("mouseup",(()=>{this.mouseDown=!1,this.resetHandlePosition()})),document.addEventListener("mousemove",(t=>{this.mouseDown&&this.update(t.pageX,t.pageY)})),this.region.addEventListener("touchstart",(t=>{this.mouseDown=!0,this.handle.style.opacity=1,this.currentTouchId=t.targetTouches[0].identifier,this.update(t.targetTouches[0].pageX,t.targetTouches[0].pageY)}));var s=t=>{t.changedTouches[0].identifier===this.currentTouchId&&(this.mouseDown=!1,this.resetHandlePosition(),this.currentTouchId=-1)};document.addEventListener("touchend",s),document.addEventListener("touchcancel",s),document.addEventListener("touchmove",(t=>{if(this.mouseDown){var i;for(var a of(e&&t.preventDefault(),t.touches))a.identifier===this.currentTouchId&&(i=a);i&&this.update(i.pageX,i.pageY)}})),this.resetHandlePosition()}alignAndConfigPad(t){this.regionData.width=this.region.offsetWidth,this.regionData.height=this.region.offsetHeight,this.regionData.position={top:this.region.offsetTop,left:this.region.offsetLeft},this.regionData.offset=i(this.region),this.regionData.radius=this.regionData.width/2,this.regionData.centerX=this.regionData.position.left+this.regionData.radius,this.regionData.centerY=this.regionData.position.top+this.regionData.radius,this.handleData.width=this.handle.offsetWidth,this.handleData.height=this.handle.offsetHeight,this.handleData.radius=this.handleData.width/2,this.regionData.radius=this.regionData.width/2-this.handleData.radius}update(t,e){var i=t-this.regionData.offset.left,a=e-this.regionData.offset.top;if(Math.pow(this.regionData.centerX-i,2)+Math.pow(this.regionData.centerY-a,2)>Math.pow(this.regionData.radius,2)){var s=Math.atan2(a-this.regionData.centerY,i-this.regionData.centerX);i=Math.cos(s)*this.regionData.radius+this.regionData.centerX,a=Math.sin(s)*this.regionData.radius+this.regionData.centerY}a=Math.round(10*a)/10,i=Math.round(10*i)/10,this.handle.style.top=a-this.handleData.radius+"px",this.handle.style.left=i-this.handleData.radius+"px";var n=this.regionData.centerX-parseInt(i),h=this.regionData.centerY-parseInt(a);n=4*(n- -this.regionData.radius)/(this.regionData.radius- -this.regionData.radius)-2,h=4*(h- -this.regionData.radius)/(this.regionData.radius- -this.regionData.radius)-2,n=Math.round(10*n)/10,h=Math.round(10*h)/10,this.sendEvent(n,h,0)}sendEvent(t,e,i){if(this.eventRepeatTimeout&&clearTimeout(this.eventRepeatTimeout),this.mouseDown){this.eventRepeatTimeout=setTimeout((()=>{this.sendEvent(t,e,i)}),5);var a=new CustomEvent("move",{bubbles:!1,detail:{deltaX:t,deltaY:e,middle:i}});this.padElement.dispatchEvent(a)}else{var s=new Event("stopMove",{bubbles:!1});this.padElement.dispatchEvent(s)}}resetHandlePosition(){this.handle.style.top=this.regionData.centerY-this.handleData.radius+"px",this.handle.style.left=this.regionData.centerX-this.handleData.radius+"px",this.handle.style.opacity=.1}}export{a as MovementPad};
diff --git a/docs/controls/MovementPad.js.gz b/docs/controls/MovementPad.js.gz
index e2f643ce..b0d00b38 100644
Binary files a/docs/controls/MovementPad.js.gz and b/docs/controls/MovementPad.js.gz differ
diff --git a/docs/etags.csv b/docs/etags.csv
index 248cc86c..2e13304d 100644
--- a/docs/etags.csv
+++ b/docs/etags.csv
@@ -1,5 +1,5 @@
-Controls.js,8vNqslSRJQh9YkULgWwrUsj7mQE=
-Preload.js,205l1mNPYhNqsVHEHleiQPYiCS0=
+Controls.js,g9rTwZT9OaTa6E1r1h9J8/bPnGY=
+Preload.js,A00Xh+BPYd7H0qgRceJrtoytdtg=
 SCENE_TYPES.js,ns7yuu3KTutCVsnQE3a2CiEOZrE=
 WS.js,Q3uHOJezh1vmTmN1NGejX9RG05g=
 anchor/index.html,uu/3TnViOz+38l3QKzkqLQJzUYQ=
@@ -17,8 +17,8 @@ chemnitz/index.html,2It84PvuR5c9puIGqzF8EFmKjZg=
 cms.js,Xk0G3H8PO1P9kwhrlXB89tw40bM=
 controls/ArmOrbitControls.js,OMwHmCaQI6nGicfL0wg9ZMPz20Q=
 controls/ArmPointerLockControls.js,+2EsyGB91p/PKKW55RfApMuQ76E=
-controls/ArmTouchControls.js,w0HAnCaIZtIr6OjJ2nwkxEHX/1M=
-controls/MovementPad.js,q1Yc+XH2PGb2/P5quN7buWbm23s=
+controls/ArmTouchControls.js,33nyh48GHyU9dx4nwDv+83jVMKQ=
+controls/MovementPad.js,NViAKehiWxt1a0L5NiE3Er45MfQ=
 controls/RotationPad.js,hvKP0C8rOpGAttYwJiso69hC850=
 controls/utils.js,oeNUd3hP05fV/F//E85JwlBEiEA=
 dresden/index.html,tmw03mRw2qHXpibTV3Sx+rL2yl4=
@@ -43,7 +43,7 @@ logo.webp,mCDRktFp9KFOLX/LQq3Dt2yYItQ=
 main.css,E6ohxMlUIXWAj2p2KS9zxIiGEz4=
 main.js,2y60IpkzpAR1J0tiTDHLfU5DjxQ=
 manifest.json,gQ7OOM9LFOw0Q2dRrjGJT35rd+w=
-materials/BasFuzzyMaterial.js,mSUUYktFyPSFS8rbj+lPOWwaBZM=
+materials/BasFuzzyMaterial.js,u4dIN5oV5A8rvSJMn3WuKArOj38=
 materials/ChromaKeyMaterial.js,JX40i045XyAi0MbsEZFCewkF+ak=
 materials/DissolveMaterial.js,CjPFuVZ9iPQ8s8SkD0zlHT6hVrI=
 materials/FresnelMaterial.js,EH6RQPwvRe0SK0mSuPZek4lHQXI=
@@ -52,7 +52,7 @@ materials/GlslSandboxMaterial.js,3tCv0tqMRT9MQkCuj/IaAVyqZGQ=
 materials/LunarAnomalyMaterial.js,sZe6mtlTabnk1Q8vrREtgQMjwAE=
 materials/UniverseMaterial.js,PYlNG+ahyzgqJnnCow0t79QK5do=
 materials/VideoTrailMaterial.js,60AYKHKQ/kcl4PlRuNbBaqYqipo=
-materials/WaterPlaneMaterial.js,/sqTUJwmuEnz6YzBVTiUl4Xiz6w=
+materials/WaterPlaneMaterial.js,9wO0MOdO/zCQPxyrYhHvT8XJPY4=
 materials/WireframeMaterial.js,sLIXsDX/k5eWgizz470kLzNO3Xw=
 materials/shaders/glslsandbox/82051.js,csdvtTshdoK9it1J2TRQRBxnzhg=
 melk/index.html,EVJ3L0Atlcqi81UjfWK4HbOHjQU=
@@ -93,5 +93,5 @@ scenes/PlyExhibition.js,q9X8PhKClKGvNDqGXaR2i4eU6hQ=
 schlanders/index.html,x5UEwcRZy20yijiccpfYP6lr1K8=
 stpoelten/index.html,q8QlZb0x1HFN1GUPPAJqdyCSuuU=
 toronto/index.html,ZB12CfER7Dn9MCbEdEZmCYOhBUo=
-vendor.js,vnhqwu92Jt82jA2gFZkYCR0IB4c=
+vendor.js,YjC1ML/UFYPKXMCO348lH6S0UTA=
 vienna/index.html,uC98941PrBFI3bFYEWnZdHA2fDY=
\ No newline at end of file
diff --git a/docs/materials/BasFuzzyMaterial.js b/docs/materials/BasFuzzyMaterial.js
index 89b4f551..16aafe6d 100644
--- a/docs/materials/BasFuzzyMaterial.js
+++ b/docs/materials/BasFuzzyMaterial.js
@@ -1 +1 @@
-import{a5 as e,bj as r,M as t,x as a,bk as n,ac as o,aq as s}from"../vendor.js";var i=new e(0,1,0),u=new e,m=new s;class l extends a{constructor(e){super(e);var r=20,t=.1,s=.5,l=1,c=1,f=2,d=.2,v=1.5,g=2,h=4,p=e.positions,b=new n(t,r,4,16,!0);b.translate(0,.5*r,0);var x=new BAS.PrefabBufferGeometry(b,p.length);this.totalDuration=l+s,x.createAttribute("anim",2,((e,r)=>{var t=p[r];e[0]=o.mapLinear(t.y,4,-4,0,s)*o.randFloat(.9,1),e[1]=l})),x.createAttribute("bounce",2,(e=>{e[0]=o.randFloat(c,f),e[1]=o.randFloat(d,d)})),x.createAttribute("startPosition",3,((e,r)=>{p[r].toArray(e)})),x.createAttribute("rMin",4,((e,r)=>{u.copy(p[r]),u.x+=o.randFloatSpread(v),u.y+=o.randFloatSpread(v),u.z+=o.randFloatSpread(v),u.normalize(),m.setFromUnitVectors(i,u),m.toArray(e)})),x.createAttribute("rMax",4,((e,r)=>{u.copy(p[r]),u.x+=o.randFloatSpread(v),u.y-=o.randFloat(g,h),u.z+=o.randFloatSpread(v),u.normalize(),m.setFromUnitVectors(i,u),m.toArray(e)}));var y=new BAS.StandardAnimationMaterial({flatShading:!0,uniformValues:{metalness:.5,roughness:1},uniforms:{time:{type:"f",value:numberToUniformFloat(0)},hairLength:{type:"f",value:numberToUniformFloat(r)}},vertexParameters:"\n      uniform float time;\n      uniform float hairLength;\n\n      attribute vec2 anim;\n      attribute vec2 bounce;\n\n      attribute vec3 startPosition;\n\n      attribute vec4 rMin;\n      attribute vec4 rMax;\n    ",varyingParameters:"\n      varying float vProgress;\n      varying float vY;\n    ",vertexFunctions:[BAS.ShaderChunk.ease_back_out,BAS.ShaderChunk.ease_elastic_out,BAS.ShaderChunk.ease_expo_out,BAS.ShaderChunk.quaternion_rotation],vertexPosition:"\n      float progress = clamp(time - anim.x, 0.0, anim.y) / anim.y;\n\n      float bounceProgress = easeElasticOut(progress, bounce.x, bounce.y);\n      // float bounceProgress = easeBackOut(progress, bounce.x * 2.0);\n      float growProgress = easeExpoOut(progress);\n      float frc = position.y / hairLength;\n\n      vY = frc;\n      vProgress = growProgress;\n\n      transformed.xz *= growProgress;\n\n      // doesn't work with fuzz + overshoot ease, but mey give better results\n      // vec4 r = mix(rMin, rMax, frc * bounceProgress);\n      // transformed = rotateVector(r, transformed);\n\n      // other method\n      vec3 pMin = rotateVector(rMin, transformed);\n      vec3 pMax = rotateVector(rMax, transformed);\n      transformed = mix(pMin, pMax, frc * bounceProgress);\n\n      transformed += startPosition;\n    ",fragmentInit:"\n      if (vProgress == 0.0 || vY > vProgress) discard;\n    "});a.call(this,x,y)}animate(){return TweenMax.to(this,2,{time:this.totalDuration,ease:Power0.easeOut,repeat:-1,repeatDelay:1})}getTime(){return this.material.uniforms.time.value}setTime(e){this.material.uniforms.time.value=numberToUniformFloat(e)}setColor(e){this.material.uniforms.diffuse.value.set(e)}}class c{constructor(e){}init(e){var{engine:n}=e,o=new r(3,1,128,128),s=new t({roughness:1}),i=new a(o,s),u=new l({positions:model.vertices,normals:model.normals});u.animate(),this.model=i,n.add(u)}}export{c as default};
+import{a5 as e,bk as r,M as t,x as a,bl as n,ac as o,aq as s}from"../vendor.js";var i=new e(0,1,0),u=new e,m=new s;class l extends a{constructor(e){super(e);var r=20,t=.1,s=.5,l=1,c=1,f=2,d=.2,v=1.5,g=2,h=4,p=e.positions,b=new n(t,r,4,16,!0);b.translate(0,.5*r,0);var x=new BAS.PrefabBufferGeometry(b,p.length);this.totalDuration=l+s,x.createAttribute("anim",2,((e,r)=>{var t=p[r];e[0]=o.mapLinear(t.y,4,-4,0,s)*o.randFloat(.9,1),e[1]=l})),x.createAttribute("bounce",2,(e=>{e[0]=o.randFloat(c,f),e[1]=o.randFloat(d,d)})),x.createAttribute("startPosition",3,((e,r)=>{p[r].toArray(e)})),x.createAttribute("rMin",4,((e,r)=>{u.copy(p[r]),u.x+=o.randFloatSpread(v),u.y+=o.randFloatSpread(v),u.z+=o.randFloatSpread(v),u.normalize(),m.setFromUnitVectors(i,u),m.toArray(e)})),x.createAttribute("rMax",4,((e,r)=>{u.copy(p[r]),u.x+=o.randFloatSpread(v),u.y-=o.randFloat(g,h),u.z+=o.randFloatSpread(v),u.normalize(),m.setFromUnitVectors(i,u),m.toArray(e)}));var y=new BAS.StandardAnimationMaterial({flatShading:!0,uniformValues:{metalness:.5,roughness:1},uniforms:{time:{type:"f",value:numberToUniformFloat(0)},hairLength:{type:"f",value:numberToUniformFloat(r)}},vertexParameters:"\n      uniform float time;\n      uniform float hairLength;\n\n      attribute vec2 anim;\n      attribute vec2 bounce;\n\n      attribute vec3 startPosition;\n\n      attribute vec4 rMin;\n      attribute vec4 rMax;\n    ",varyingParameters:"\n      varying float vProgress;\n      varying float vY;\n    ",vertexFunctions:[BAS.ShaderChunk.ease_back_out,BAS.ShaderChunk.ease_elastic_out,BAS.ShaderChunk.ease_expo_out,BAS.ShaderChunk.quaternion_rotation],vertexPosition:"\n      float progress = clamp(time - anim.x, 0.0, anim.y) / anim.y;\n\n      float bounceProgress = easeElasticOut(progress, bounce.x, bounce.y);\n      // float bounceProgress = easeBackOut(progress, bounce.x * 2.0);\n      float growProgress = easeExpoOut(progress);\n      float frc = position.y / hairLength;\n\n      vY = frc;\n      vProgress = growProgress;\n\n      transformed.xz *= growProgress;\n\n      // doesn't work with fuzz + overshoot ease, but mey give better results\n      // vec4 r = mix(rMin, rMax, frc * bounceProgress);\n      // transformed = rotateVector(r, transformed);\n\n      // other method\n      vec3 pMin = rotateVector(rMin, transformed);\n      vec3 pMax = rotateVector(rMax, transformed);\n      transformed = mix(pMin, pMax, frc * bounceProgress);\n\n      transformed += startPosition;\n    ",fragmentInit:"\n      if (vProgress == 0.0 || vY > vProgress) discard;\n    "});a.call(this,x,y)}animate(){return TweenMax.to(this,2,{time:this.totalDuration,ease:Power0.easeOut,repeat:-1,repeatDelay:1})}getTime(){return this.material.uniforms.time.value}setTime(e){this.material.uniforms.time.value=numberToUniformFloat(e)}setColor(e){this.material.uniforms.diffuse.value.set(e)}}class c{constructor(e){}init(e){var{engine:n}=e,o=new r(3,1,128,128),s=new t({roughness:1}),i=new a(o,s),u=new l({positions:model.vertices,normals:model.normals});u.animate(),this.model=i,n.add(u)}}export{c as default};
diff --git a/docs/materials/BasFuzzyMaterial.js.gz b/docs/materials/BasFuzzyMaterial.js.gz
index fa1a1b2d..2ce2b1b4 100644
Binary files a/docs/materials/BasFuzzyMaterial.js.gz and b/docs/materials/BasFuzzyMaterial.js.gz differ
diff --git a/docs/materials/WaterPlaneMaterial.js b/docs/materials/WaterPlaneMaterial.js
index e7abed11..1597b852 100644
--- a/docs/materials/WaterPlaneMaterial.js
+++ b/docs/materials/WaterPlaneMaterial.js
@@ -1 +1 @@
-export{bl as WaterPlaneMaterial}from"../vendor.js";
+export{bm as WaterPlaneMaterial}from"../vendor.js";
diff --git a/docs/vendor.js b/docs/vendor.js
index aa2677e7..936f78a0 100644
--- a/docs/vendor.js
+++ b/docs/vendor.js
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e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},seededRandom:function(e){void 0!==e&&(en=e);let t=en+=1831565813;return t=Math.imul(t^t>>>15,1|t),t^=t+Math.imul(t^t>>>7,61|t),((t^t>>>14)>>>0)/4294967296},degToRad:function(e){return e*tn},radToDeg:function(e){return e*nn},isPowerOfTwo:ln,ceilPowerOfTwo:cn,floorPowerOfTwo:hn,setQuaternionFromProperEuler:function(e,t,n,i,r){const s=Math.cos,a=Math.sin,o=s(n/2),l=a(n/2),c=s((t+i)/2),h=a((t+i)/2),u=s((t-i)/2),d=a((t-i)/2),p=s((i-t)/2),m=a((i-t)/2);switch(r){case"XYX":e.set(o*h,l*u,l*d,o*c);break;case"YZY":e.set(l*d,o*h,l*u,o*c);break;case"ZXZ":e.set(l*u,l*d,o*h,o*c);break;case"XZX":e.set(o*h,l*m,l*p,o*c);break;case"YXY":e.set(l*p,o*h,l*m,o*c);break;case"ZYZ":e.set(l*m,l*p,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:dn,denormalize:un};class mn{constructor(e=0,t=0){mn.prototype.isVector2=!0,this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,n=this.y,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6],this.y=i[1]*t+i[4]*n+i[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(sn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),i=Math.sin(t),r=this.x-e.x,s=this.y-e.y;return this.x=r*n-s*i+e.x,this.y=r*i+s*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class fn{constructor(e,t,n,i,r,s,a,o,l){fn.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,n,i,r,s,a,o,l)}set(e,t,n,i,r,s,a,o,l){const c=this.elements;return c[0]=e,c[1]=i,c[2]=a,c[3]=t,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],m=i[0],f=i[3],g=i[6],v=i[1],_=i[4],x=i[7],y=i[2],M=i[5],S=i[8];return r[0]=s*m+a*v+o*y,r[3]=s*f+a*_+o*M,r[6]=s*g+a*x+o*S,r[1]=l*m+c*v+h*y,r[4]=l*f+c*_+h*M,r[7]=l*g+c*x+h*S,r[2]=u*m+d*v+p*y,r[5]=u*f+d*_+p*M,r[8]=u*g+d*x+p*S,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8];return t*s*c-t*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,p=t*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return e[0]=h*m,e[1]=(i*l-c*n)*m,e[2]=(a*n-i*s)*m,e[3]=u*m,e[4]=(c*t-i*o)*m,e[5]=(i*r-a*t)*m,e[6]=d*m,e[7]=(n*o-l*t)*m,e[8]=(s*t-n*r)*m,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+e,-i*l,i*o,-i*(-l*s+o*a)+a+t,0,0,1),this}scale(e,t){return this.premultiply(gn.makeScale(e,t)),this}rotate(e){return this.premultiply(gn.makeRotation(-e)),this}translate(e,t){return this.premultiply(gn.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<9;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const gn=new fn;function vn(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}const _n={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function xn(e,t){return new _n[e](t)}function yn(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}const Mn={};function Sn(e){e in Mn||(Mn[e]=!0,console.warn(e))}function bn(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function Tn(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}const wn=(new fn).fromArray([.8224621,.0331941,.0170827,.177538,.9668058,.0723974,-1e-7,1e-7,.9105199]),En=(new fn).fromArray([1.2249401,-.0420569,-.0196376,-.2249404,1.0420571,-.0786361,1e-7,0,1.0982735]);const An={[Wt]:e=>e,[Vt]:e=>e.convertSRGBToLinear(),[jt]:function(e){return e.convertSRGBToLinear().applyMatrix3(En)}},Rn={[Wt]:e=>e,[Vt]:e=>e.convertLinearToSRGB(),[jt]:function(e){return e.applyMatrix3(wn).convertLinearToSRGB()}},Cn={enabled:!0,get legacyMode(){return console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),!this.enabled},set legacyMode(e){console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),this.enabled=!e},get workingColorSpace(){return Wt},set workingColorSpace(e){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(e,t,n){if(!1===this.enabled||t===n||!t||!n)return e;const i=An[t],r=Rn[n];if(void 0===i||void 0===r)throw new Error(`Unsupported color space conversion, "${t}" to "${n}".`);return r(i(e))},fromWorkingColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this.workingColorSpace)}};let Pn;class Ln{static getDataURL(e){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===Pn&&(Pn=yn("canvas")),Pn.width=e.width,Pn.height=e.height;const n=Pn.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=Pn}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=yn("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),r=i.data;for(let e=0;e<r.length;e++)r[e]=255*bn(r[e]/255);return n.putImageData(i,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*bn(t[e]/255)):t[e]=bn(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let In=0;class Dn{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:In++}),this.uuid=rn(),this.data=e,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(null!==i){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t<n;t++)i[t].isDataTexture?e.push(Un(i[t].image)):e.push(Un(i[t]))}else e=Un(i);n.url=e}return t||(e.images[this.uuid]=n),n}}function Un(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?Ln.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Nn=0;class On extends Qt{constructor(e=On.DEFAULT_IMAGE,t=On.DEFAULT_MAPPING,n=1001,i=1001,r=1006,s=1008,a=1023,o=1009,l=On.DEFAULT_ANISOTROPY,c=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Nn++}),this.uuid=rn(),this.name="",this.source=new Dn(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new mn(0,0),this.repeat=new mn(1,1),this.center=new mn(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new fn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,"string"==typeof c?this.colorSpace=c:(Sn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=c===Ht?Vt:Gt),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Ae)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case De:e.x=e.x-Math.floor(e.x);break;case Ue:e.x=e.x<0?0:1;break;case Ne:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case De:e.y=e.y-Math.floor(e.y);break;case Ue:e.y=e.y<0?0:1;break;case Ne:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}get encoding(){return Sn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===Vt?Ht:kt}set encoding(e){Sn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===Ht?Vt:Gt}}On.DEFAULT_IMAGE=null,On.DEFAULT_MAPPING=Ae,On.DEFAULT_ANISOTROPY=1;class Fn{constructor(e=0,t=0,n=0,i=1){Fn.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=this.w,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*t+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*t+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*t+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,r;const s=.01,a=.1,o=e.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(c-u)<s&&Math.abs(h-m)<s&&Math.abs(p-f)<s){if(Math.abs(c+u)<a&&Math.abs(h+m)<a&&Math.abs(p+f)<a&&Math.abs(l+d+g-3)<a)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,o=(d+1)/2,v=(g+1)/2,_=(c+u)/4,x=(h+m)/4,y=(p+f)/4;return e>o&&e>v?e<s?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(e),i=_/n,r=x/n):o>v?o<s?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=_/i,r=y/i):v<s?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(v),n=x/r,i=y/r),this.set(n,i,r,t),this}let v=Math.sqrt((f-p)*(f-p)+(h-m)*(h-m)+(u-c)*(u-c));return Math.abs(v)<.001&&(v=1),this.x=(f-p)/v,this.y=(h-m)/v,this.z=(u-c)/v,this.w=Math.acos((l+d+g-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class zn extends Qt{constructor(e=1,t=1,n={}){super(),this.isWebGLRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Fn(0,0,e,t),this.scissorTest=!1,this.viewport=new Fn(0,0,e,t);const i={width:e,height:t,depth:1};void 0!==n.encoding&&(Sn("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),n.colorSpace=n.encoding===Ht?Vt:Gt),this.texture=new On(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.internalFormat=void 0!==n.internalFormat?n.internalFormat:null,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:Be,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null,this.samples=void 0!==n.samples?n.samples:0}setSize(e,t,n=1){this.width===e&&this.height===t&&this.depth===n||(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Dn(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Bn extends On{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Oe,this.minFilter=Oe,this.wrapR=Ue,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class kn extends On{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Oe,this.minFilter=Oe,this.wrapR=Ue,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Hn{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,r,s,a){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[s+0],d=r[s+1],p=r[s+2],m=r[s+3];if(0===a)return e[t+0]=o,e[t+1]=l,e[t+2]=c,void(e[t+3]=h);if(1===a)return e[t+0]=u,e[t+1]=d,e[t+2]=p,void(e[t+3]=m);if(h!==m||o!==u||l!==d||c!==p){let e=1-a;const t=o*u+l*d+c*p+h*m,n=t>=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,t*n);e=Math.sin(e*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*e+u*r,l=l*e+d*r,c=c*e+p*r,h=h*e+m*r,e===1-a){const e=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=e,l*=e,c*=e,h*=e}}e[t]=o,e[t+1]=l,e[t+2]=c,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return e[t]=a*p+c*h+o*d-l*u,e[t+1]=o*p+c*u+l*h-a*d,e[t+2]=l*p+c*d+a*u-o*h,e[t+3]=c*p-a*h-o*u-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t){const n=e._x,i=e._y,r=e._z,s=e._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],r=t[8],s=t[1],a=t[5],o=t[9],l=t[2],c=t[6],h=t[10],u=n+a+h;if(u>0){const e=.5/Math.sqrt(u+1);this._w=.25/e,this._x=(c-o)*e,this._y=(r-l)*e,this._z=(s-i)*e}else if(n>a&&n>h){const e=2*Math.sqrt(1+n-a-h);this._w=(c-o)/e,this._x=.25*e,this._y=(i+s)/e,this._z=(r+l)/e}else if(a>h){const e=2*Math.sqrt(1+a-n-h);this._w=(r-l)/e,this._x=(i+s)/e,this._y=.25*e,this._z=(o+c)/e}else{const e=2*Math.sqrt(1+h-n-a);this._w=(s-i)/e,this._x=(r+l)/e,this._y=(o+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(sn(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,r=e._z,s=e._w,a=t._x,o=t._y,l=t._z,c=t._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*e._w+n*e._x+i*e._y+r*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const e=1-t;return this._w=e*s+t*this._w,this._x=e*n+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-t)*c)/l,u=Math.sin(t*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(r),n*Math.cos(r),t*Math.sin(i))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Gn{constructor(e=0,t=0,n=0){Gn.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Wn.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Wn.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,s=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,s=e.y,a=e.z,o=e.w,l=o*t+s*i-a*n,c=o*n+a*t-r*i,h=o*i+r*n-s*t,u=-r*t-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,r=e.z,s=t.x,a=t.y,o=t.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Vn.copy(this).projectOnVector(e),this.sub(Vn)}reflect(e){return this.sub(Vn.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(sn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=2*(Math.random()-.5),t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Vn=new Gn,Wn=new Hn;class jn{constructor(e=new Gn(Infinity,Infinity,Infinity),t=new Gn(-Infinity,-Infinity,-Infinity)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(qn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(qn.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=qn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=Infinity,this.max.x=this.max.y=this.max.z=-Infinity,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){if(e.updateWorldMatrix(!1,!1),void 0!==e.boundingBox)null===e.boundingBox&&e.computeBoundingBox(),Yn.copy(e.boundingBox),Yn.applyMatrix4(e.matrixWorld),this.union(Yn);else{const n=e.geometry;if(void 0!==n)if(t&&void 0!==n.attributes&&void 0!==n.attributes.position){const t=n.attributes.position;for(let n=0,i=t.count;n<i;n++)qn.fromBufferAttribute(t,n).applyMatrix4(e.matrixWorld),this.expandByPoint(qn)}else null===n.boundingBox&&n.computeBoundingBox(),Yn.copy(n.boundingBox),Yn.applyMatrix4(e.matrixWorld),this.union(Yn)}const n=e.children;for(let e=0,i=n.length;e<i;e++)this.expandByObject(n[e],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,qn),qn.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(ti),ni.subVectors(this.max,ti),Zn.subVectors(e.a,ti),Kn.subVectors(e.b,ti),Jn.subVectors(e.c,ti),Qn.subVectors(Kn,Zn),$n.subVectors(Jn,Kn),ei.subVectors(Zn,Jn);let t=[0,-Qn.z,Qn.y,0,-$n.z,$n.y,0,-ei.z,ei.y,Qn.z,0,-Qn.x,$n.z,0,-$n.x,ei.z,0,-ei.x,-Qn.y,Qn.x,0,-$n.y,$n.x,0,-ei.y,ei.x,0];return!!si(t,Zn,Kn,Jn,ni)&&(t=[1,0,0,0,1,0,0,0,1],!!si(t,Zn,Kn,Jn,ni)&&(ii.crossVectors(Qn,$n),t=[ii.x,ii.y,ii.z],si(t,Zn,Kn,Jn,ni)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,qn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(qn).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(Xn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Xn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Xn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Xn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Xn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Xn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Xn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Xn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Xn)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Xn=[new Gn,new Gn,new Gn,new Gn,new Gn,new Gn,new Gn,new Gn],qn=new Gn,Yn=new jn,Zn=new Gn,Kn=new Gn,Jn=new Gn,Qn=new Gn,$n=new Gn,ei=new Gn,ti=new Gn,ni=new Gn,ii=new Gn,ri=new Gn;function si(e,t,n,i,r){for(let s=0,a=e.length-3;s<=a;s+=3){ri.fromArray(e,s);const a=r.x*Math.abs(ri.x)+r.y*Math.abs(ri.y)+r.z*Math.abs(ri.z),o=t.dot(ri),l=n.dot(ri),c=i.dot(ri);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const ai=new jn,oi=new Gn,li=new Gn;class ci{constructor(e=new Gn,t=-1){this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):ai.setFromPoints(e).getCenter(n);let i=0;for(let t=0,r=e.length;t<r;t++)i=Math.max(i,n.distanceToSquared(e[t]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;oi.subVectors(e,this.center);const t=oi.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(oi,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(li.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(oi.copy(e.center).add(li)),this.expandByPoint(oi.copy(e.center).sub(li))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const hi=new Gn,ui=new Gn,di=new Gn,pi=new Gn,mi=new Gn,fi=new Gn,gi=new Gn;class vi{constructor(e=new Gn,t=new Gn(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,hi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=hi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(hi.copy(this.origin).addScaledVector(this.direction,t),hi.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){ui.copy(e).add(t).multiplyScalar(.5),di.copy(t).sub(e).normalize(),pi.copy(this.origin).sub(ui);const r=.5*e.distanceTo(t),s=-this.direction.dot(di),a=pi.dot(this.direction),o=-pi.dot(di),l=pi.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const e=1/c;h*=e,u*=e,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(ui).addScaledVector(di,u),d}intersectSphere(e,t){hi.subVectors(e.center,this.origin);const n=hi.dot(this.direction),i=hi.dot(hi)-n*n,r=e.radius*e.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return o<0?null:a<0?this.at(o,t):this.at(a,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,s=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,s=(e.min.y-u.y)*c),n>s||r>i?null:((r>n||isNaN(n))&&(n=r),(s<i||isNaN(i))&&(i=s),h>=0?(a=(e.min.z-u.z)*h,o=(e.max.z-u.z)*h):(a=(e.max.z-u.z)*h,o=(e.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o<i||i!=i)&&(i=o),i<0?null:this.at(n>=0?n:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,hi)}intersectTriangle(e,t,n,i,r){mi.subVectors(t,e),fi.subVectors(n,e),gi.crossVectors(mi,fi);let s,a=this.direction.dot(gi);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}pi.subVectors(this.origin,e);const o=s*this.direction.dot(fi.crossVectors(pi,fi));if(o<0)return null;const l=s*this.direction.dot(mi.cross(pi));if(l<0)return null;if(o+l>a)return null;const c=-s*pi.dot(gi);return c<0?null:this.at(c/a,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class _i{constructor(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f){_i.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f)}set(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new _i).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/xi.setFromMatrixColumn(e,0).length(),r=1/xi.setFromMatrixColumn(e,1).length(),s=1/xi.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*s,t[9]=n[9]*s,t[10]=n[10]*s,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,r=e.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){const e=s*c,n=s*h,i=a*c,r=a*h;t[0]=o*c,t[4]=-o*h,t[8]=l,t[1]=n+i*l,t[5]=e-r*l,t[9]=-a*o,t[2]=r-e*l,t[6]=i+n*l,t[10]=s*o}else if("YXZ"===e.order){const e=o*c,n=o*h,i=l*c,r=l*h;t[0]=e+r*a,t[4]=i*a-n,t[8]=s*l,t[1]=s*h,t[5]=s*c,t[9]=-a,t[2]=n*a-i,t[6]=r+e*a,t[10]=s*o}else if("ZXY"===e.order){const e=o*c,n=o*h,i=l*c,r=l*h;t[0]=e-r*a,t[4]=-s*h,t[8]=i+n*a,t[1]=n+i*a,t[5]=s*c,t[9]=r-e*a,t[2]=-s*l,t[6]=a,t[10]=s*o}else if("ZYX"===e.order){const e=s*c,n=s*h,i=a*c,r=a*h;t[0]=o*c,t[4]=i*l-n,t[8]=e*l+r,t[1]=o*h,t[5]=r*l+e,t[9]=n*l-i,t[2]=-l,t[6]=a*o,t[10]=s*o}else if("YZX"===e.order){const e=s*o,n=s*l,i=a*o,r=a*l;t[0]=o*c,t[4]=r-e*h,t[8]=i*h+n,t[1]=h,t[5]=s*c,t[9]=-a*c,t[2]=-l*c,t[6]=n*h+i,t[10]=e-r*h}else if("XZY"===e.order){const e=s*o,n=s*l,i=a*o,r=a*l;t[0]=o*c,t[4]=-h,t[8]=l*c,t[1]=e*h+r,t[5]=s*c,t[9]=n*h-i,t[2]=i*h-n,t[6]=a*c,t[10]=r*h+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(Mi,e,Si)}lookAt(e,t,n){const i=this.elements;return wi.subVectors(e,t),0===wi.lengthSq()&&(wi.z=1),wi.normalize(),bi.crossVectors(n,wi),0===bi.lengthSq()&&(1===Math.abs(n.z)?wi.x+=1e-4:wi.z+=1e-4,wi.normalize(),bi.crossVectors(n,wi)),bi.normalize(),Ti.crossVectors(wi,bi),i[0]=bi.x,i[4]=Ti.x,i[8]=wi.x,i[1]=bi.y,i[5]=Ti.y,i[9]=wi.y,i[2]=bi.z,i[6]=Ti.z,i[10]=wi.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],m=n[6],f=n[10],g=n[14],v=n[3],_=n[7],x=n[11],y=n[15],M=i[0],S=i[4],b=i[8],T=i[12],w=i[1],E=i[5],A=i[9],R=i[13],C=i[2],P=i[6],L=i[10],I=i[14],D=i[3],U=i[7],N=i[11],O=i[15];return r[0]=s*M+a*w+o*C+l*D,r[4]=s*S+a*E+o*P+l*U,r[8]=s*b+a*A+o*L+l*N,r[12]=s*T+a*R+o*I+l*O,r[1]=c*M+h*w+u*C+d*D,r[5]=c*S+h*E+u*P+d*U,r[9]=c*b+h*A+u*L+d*N,r[13]=c*T+h*R+u*I+d*O,r[2]=p*M+m*w+f*C+g*D,r[6]=p*S+m*E+f*P+g*U,r[10]=p*b+m*A+f*L+g*N,r[14]=p*T+m*R+f*I+g*O,r[3]=v*M+_*w+x*C+y*D,r[7]=v*S+_*E+x*P+y*U,r[11]=v*b+_*A+x*L+y*N,r[15]=v*T+_*R+x*I+y*O,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],s=e[1],a=e[5],o=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+e[7]*(+t*o*d-t*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+e[11]*(+t*l*h-t*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+e[15]*(-i*a*c-t*o*h+t*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8],h=e[9],u=e[10],d=e[11],p=e[12],m=e[13],f=e[14],g=e[15],v=h*f*l-m*u*l+m*o*d-a*f*d-h*o*g+a*u*g,_=p*u*l-c*f*l-p*o*d+s*f*d+c*o*g-s*u*g,x=c*m*l-p*h*l+p*a*d-s*m*d-c*a*g+s*h*g,y=p*h*o-c*m*o-p*a*u+s*m*u+c*a*f-s*h*f,M=t*v+n*_+i*x+r*y;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/M;return e[0]=v*S,e[1]=(m*u*r-h*f*r-m*i*d+n*f*d+h*i*g-n*u*g)*S,e[2]=(a*f*r-m*o*r+m*i*l-n*f*l-a*i*g+n*o*g)*S,e[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*S,e[4]=_*S,e[5]=(c*f*r-p*u*r+p*i*d-t*f*d-c*i*g+t*u*g)*S,e[6]=(p*o*r-s*f*r-p*i*l+t*f*l+s*i*g-t*o*g)*S,e[7]=(s*u*r-c*o*r+c*i*l-t*u*l-s*i*d+t*o*d)*S,e[8]=x*S,e[9]=(p*h*r-c*m*r-p*n*d+t*m*d+c*n*g-t*h*g)*S,e[10]=(s*m*r-p*a*r+p*n*l-t*m*l-s*n*g+t*a*g)*S,e[11]=(c*a*r-s*h*r-c*n*l+t*h*l+s*n*d-t*a*d)*S,e[12]=y*S,e[13]=(c*m*i-p*h*i+p*n*u-t*m*u-c*n*f+t*h*f)*S,e[14]=(p*a*i-s*m*i-p*n*o+t*m*o+s*n*f-t*a*f)*S,e[15]=(s*h*i-c*a*i+c*n*o-t*h*o-s*n*u+t*a*u)*S,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),r=1-n,s=e.x,a=e.y,o=e.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,r,s){return this.set(1,n,r,0,e,1,s,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,s=t._y,a=t._z,o=t._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,m=s*c,f=s*h,g=a*h,v=o*l,_=o*c,x=o*h,y=n.x,M=n.y,S=n.z;return i[0]=(1-(m+g))*y,i[1]=(d+x)*y,i[2]=(p-_)*y,i[3]=0,i[4]=(d-x)*M,i[5]=(1-(u+g))*M,i[6]=(f+v)*M,i[7]=0,i[8]=(p+_)*S,i[9]=(f-v)*S,i[10]=(1-(u+m))*S,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let r=xi.set(i[0],i[1],i[2]).length();const s=xi.set(i[4],i[5],i[6]).length(),a=xi.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],yi.copy(this);const o=1/r,l=1/s,c=1/a;return yi.elements[0]*=o,yi.elements[1]*=o,yi.elements[2]*=o,yi.elements[4]*=l,yi.elements[5]*=l,yi.elements[6]*=l,yi.elements[8]*=c,yi.elements[9]*=c,yi.elements[10]*=c,t.setFromRotationMatrix(yi),n.x=r,n.y=s,n.z=a,this}makePerspective(e,t,n,i,r,s,a=2e3){const o=this.elements,l=2*r/(t-e),c=2*r/(n-i),h=(t+e)/(t-e),u=(n+i)/(n-i);let d,p;if(a===Kt)d=-(s+r)/(s-r),p=-2*s*r/(s-r);else{if(a!==Jt)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);d=-s/(s-r),p=-s*r/(s-r)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(e,t,n,i,r,s,a=2e3){const o=this.elements,l=1/(t-e),c=1/(n-i),h=1/(s-r),u=(t+e)*l,d=(n+i)*c;let p,m;if(a===Kt)p=(s+r)*h,m=-2*h;else{if(a!==Jt)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=r*h,m=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=m,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<16;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const xi=new Gn,yi=new _i,Mi=new Gn(0,0,0),Si=new Gn(1,1,1),bi=new Gn,Ti=new Gn,wi=new Gn,Ei=new _i,Ai=new Hn;class Ri{constructor(e=0,t=0,n=0,i=Ri.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin(sn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-sn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(sn(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-sn(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(sn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-sn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Ei.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Ei,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Ai.setFromEuler(this),this.setFromQuaternion(Ai,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Ri.DEFAULT_ORDER="XYZ";class Ci{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return 0!=(this.mask&e.mask)}isEnabled(e){return 0!=(this.mask&(1<<e|0))}}let Pi=0;const Li=new Gn,Ii=new Hn,Di=new _i,Ui=new Gn,Ni=new Gn,Oi=new Gn,Fi=new Hn,zi=new Gn(1,0,0),Bi=new Gn(0,1,0),ki=new Gn(0,0,1),Hi={type:"added"},Gi={type:"removed"};class Vi extends Qt{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Pi++}),this.uuid=rn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Vi.DEFAULT_UP.clone();const e=new Gn,t=new Ri,n=new Hn,i=new Gn(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new _i},normalMatrix:{value:new fn}}),this.matrix=new _i,this.matrixWorld=new _i,this.matrixAutoUpdate=Vi.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.matrixWorldAutoUpdate=Vi.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.layers=new Ci,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Ii.setFromAxisAngle(e,t),this.quaternion.multiply(Ii),this}rotateOnWorldAxis(e,t){return Ii.setFromAxisAngle(e,t),this.quaternion.premultiply(Ii),this}rotateX(e){return this.rotateOnAxis(zi,e)}rotateY(e){return this.rotateOnAxis(Bi,e)}rotateZ(e){return this.rotateOnAxis(ki,e)}translateOnAxis(e,t){return Li.copy(e).applyQuaternion(this.quaternion),this.position.add(Li.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(zi,e)}translateY(e){return this.translateOnAxis(Bi,e)}translateZ(e){return this.translateOnAxis(ki,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Di.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Ui.copy(e):Ui.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ni.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Di.lookAt(Ni,Ui,this.up):Di.lookAt(Ui,Ni,this.up),this.quaternion.setFromRotationMatrix(Di),i&&(Di.extractRotation(i.matrixWorld),Ii.setFromRotationMatrix(Di),this.quaternion.premultiply(Ii.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Hi)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Gi)),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){for(let e=0;e<this.children.length;e++){const t=this.children[e];t.parent=null,t.dispatchEvent(Gi)}return this.children.length=0,this}attach(e){return this.updateWorldMatrix(!0,!1),Di.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),Di.multiply(e.parent.matrixWorld)),e.applyMatrix4(Di),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(e,t);if(void 0!==i)return i}}getObjectsByProperty(e,t){let n=[];this[e]===t&&n.push(this);for(let i=0,r=this.children.length;i<r;i++){const r=this.children[i].getObjectsByProperty(e,t);r.length>0&&(n=n.concat(r))}return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ni,e,Oi),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ni,Fi,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const i=t[n];!0!==i.matrixWorldAutoUpdate&&!0!==e||i.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){const n=e[t];!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,i=n.length;t<i;t++){const i=n[t];r(e.shapes,i)}else r(e.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,i=this.material.length;n<i;n++)t.push(r(e.materials,this.material[n]));i.material=t}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let t=0;t<this.children.length;t++)i.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];i.animations.push(r(e.animations,n))}}if(t){const t=s(e.geometries),i=s(e.materials),r=s(e.textures),a=s(e.images),o=s(e.shapes),l=s(e.skeletons),c=s(e.animations),h=s(e.nodes);t.length>0&&(n.geometries=t),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function s(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t<e.children.length;t++){const n=e.children[t];this.add(n.clone())}return this}}Vi.DEFAULT_UP=new Gn(0,1,0),Vi.DEFAULT_MATRIX_AUTO_UPDATE=!0,Vi.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Wi=new Gn,ji=new Gn,Xi=new Gn,qi=new Gn,Yi=new Gn,Zi=new Gn,Ki=new Gn,Ji=new Gn,Qi=new Gn,$i=new Gn;let er=!1;class tr{constructor(e=new Gn,t=new Gn,n=new Gn){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),Wi.subVectors(e,t),i.cross(Wi);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){Wi.subVectors(i,t),ji.subVectors(n,t),Xi.subVectors(e,t);const s=Wi.dot(Wi),a=Wi.dot(ji),o=Wi.dot(Xi),l=ji.dot(ji),c=ji.dot(Xi),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,qi),qi.x>=0&&qi.y>=0&&qi.x+qi.y<=1}static getUV(e,t,n,i,r,s,a,o){return!1===er&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),er=!0),this.getInterpolation(e,t,n,i,r,s,a,o)}static getInterpolation(e,t,n,i,r,s,a,o){return this.getBarycoord(e,t,n,i,qi),o.setScalar(0),o.addScaledVector(r,qi.x),o.addScaledVector(s,qi.y),o.addScaledVector(a,qi.z),o}static isFrontFacing(e,t,n,i){return Wi.subVectors(n,t),ji.subVectors(e,t),Wi.cross(ji).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Wi.subVectors(this.c,this.b),ji.subVectors(this.a,this.b),.5*Wi.cross(ji).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return tr.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return tr.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,r){return!1===er&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),er=!0),tr.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}getInterpolation(e,t,n,i,r){return tr.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}containsPoint(e){return tr.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return tr.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,r=this.c;let s,a;Yi.subVectors(i,n),Zi.subVectors(r,n),Ji.subVectors(e,n);const o=Yi.dot(Ji),l=Zi.dot(Ji);if(o<=0&&l<=0)return t.copy(n);Qi.subVectors(e,i);const c=Yi.dot(Qi),h=Zi.dot(Qi);if(c>=0&&h<=c)return t.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),t.copy(n).addScaledVector(Yi,s);$i.subVectors(e,r);const d=Yi.dot($i),p=Zi.dot($i);if(p>=0&&d<=p)return t.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),t.copy(n).addScaledVector(Zi,a);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return Ki.subVectors(r,i),a=(h-c)/(h-c+(d-p)),t.copy(i).addScaledVector(Ki,a);const g=1/(f+m+u);return s=m*g,a=u*g,t.copy(n).addScaledVector(Yi,s).addScaledVector(Zi,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let nr=0;class ir extends Qt{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:nr++}),this.uuid=rn(),this.name="",this.type="Material",this.blending=1,this.side=de,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=ve,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Xt,this.stencilZFail=Xt,this.stencilZPass=Xt,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&Infinity!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),this.side!==de&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=this.alphaHash),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.forceSinglePass&&(n.forceSinglePass=this.forceSinglePass),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(n.textures=t),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let i=0;i!==e;++i)n[i]=t[i].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}}const rr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},sr={h:0,s:0,l:0},ar={h:0,s:0,l:0};function or(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}class lr{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(void 0===t&&void 0===n){const t=e;t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Vt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,Cn.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=Cn.workingColorSpace){return this.r=e,this.g=t,this.b=n,Cn.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=Cn.workingColorSpace){if(e=an(e,1),t=sn(t,0,1),n=sn(n,0,1),0===t)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=or(r,i,e+1/3),this.g=or(r,i,e),this.b=or(r,i,e-1/3)}return Cn.toWorkingColorSpace(this,i),this}setStyle(e,t=Vt){function n(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const s=i[1],a=i[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const n=i[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,t);if(6===r)return this.setHex(parseInt(n,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Vt){const n=rr[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=bn(e.r),this.g=bn(e.g),this.b=bn(e.b),this}copyLinearToSRGB(e){return this.r=Tn(e.r),this.g=Tn(e.g),this.b=Tn(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Vt){return Cn.fromWorkingColorSpace(cr.copy(this),e),65536*Math.round(sn(255*cr.r,0,255))+256*Math.round(sn(255*cr.g,0,255))+Math.round(sn(255*cr.b,0,255))}getHexString(e=Vt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Cn.workingColorSpace){Cn.fromWorkingColorSpace(cr.copy(this),t);const n=cr.r,i=cr.g,r=cr.b,s=Math.max(n,i,r),a=Math.min(n,i,r);let o,l;const c=(a+s)/2;if(a===s)o=0,l=0;else{const e=s-a;switch(l=c<=.5?e/(s+a):e/(2-s-a),s){case n:o=(i-r)/e+(i<r?6:0);break;case i:o=(r-n)/e+2;break;case r:o=(n-i)/e+4}o/=6}return e.h=o,e.s=l,e.l=c,e}getRGB(e,t=Cn.workingColorSpace){return Cn.fromWorkingColorSpace(cr.copy(this),t),e.r=cr.r,e.g=cr.g,e.b=cr.b,e}getStyle(e=Vt){Cn.fromWorkingColorSpace(cr.copy(this),e);const t=cr.r,n=cr.g,i=cr.b;return e!==Vt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*n)},${Math.round(255*i)})`}offsetHSL(e,t,n){return this.getHSL(sr),sr.h+=e,sr.s+=t,sr.l+=n,this.setHSL(sr.h,sr.s,sr.l),this}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(sr),e.getHSL(ar);const n=on(sr.h,ar.h,t),i=on(sr.s,ar.s,t),r=on(sr.l,ar.l,t);return this.setHSL(n,i,r),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,r=e.elements;return this.r=r[0]*t+r[3]*n+r[6]*i,this.g=r[1]*t+r[4]*n+r[7]*i,this.b=r[2]*t+r[5]*n+r[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const cr=new lr;lr.NAMES=rr;class hr extends ir{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new lr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=_e,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const ur=dr();function dr(){const e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),i=new Uint32Array(512),r=new Uint32Array(512);for(let e=0;e<256;++e){const t=e-127;t<-27?(i[e]=0,i[256|e]=32768,r[e]=24,r[256|e]=24):t<-14?(i[e]=1024>>-t-14,i[256|e]=1024>>-t-14|32768,r[e]=-t-1,r[256|e]=-t-1):t<=15?(i[e]=t+15<<10,i[256|e]=t+15<<10|32768,r[e]=13,r[256|e]=13):t<128?(i[e]=31744,i[256|e]=64512,r[e]=24,r[256|e]=24):(i[e]=31744,i[256|e]=64512,r[e]=13,r[256|e]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,n=0;for(;0==(8388608&t);)t<<=1,n-=8388608;t&=-8388609,n+=947912704,s[e]=t|n}for(let e=1024;e<2048;++e)s[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)a[e]=e<<23;a[31]=1199570944,a[32]=2147483648;for(let e=33;e<63;++e)a[e]=2147483648+(e-32<<23);a[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(o[e]=1024);return{floatView:t,uint32View:n,baseTable:i,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function pr(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=sn(e,-65504,65504),ur.floatView[0]=e;const t=ur.uint32View[0],n=t>>23&511;return ur.baseTable[n]+((8388607&t)>>ur.shiftTable[n])}function mr(e){const t=e>>10;return ur.uint32View[0]=ur.mantissaTable[ur.offsetTable[t]+(1023&e)]+ur.exponentTable[t],ur.floatView[0]}const fr={toHalfFloat:pr,fromHalfFloat:mr},gr=new Gn,vr=new mn;class _r{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=n,this.usage=qt,this.updateRange={offset:0,count:-1},this.gpuType=Xe,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)vr.fromBufferAttribute(this,t),vr.applyMatrix3(e),this.setXY(t,vr.x,vr.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)gr.fromBufferAttribute(this,t),gr.applyMatrix3(e),this.setXYZ(t,gr.x,gr.y,gr.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)gr.fromBufferAttribute(this,t),gr.applyMatrix4(e),this.setXYZ(t,gr.x,gr.y,gr.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)gr.fromBufferAttribute(this,t),gr.applyNormalMatrix(e),this.setXYZ(t,gr.x,gr.y,gr.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)gr.fromBufferAttribute(this,t),gr.transformDirection(e),this.setXYZ(t,gr.x,gr.y,gr.z);return this}set(e,t=0){return this.array.set(e,t),this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=un(t,this.array)),t}setX(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=un(t,this.array)),t}setY(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=un(t,this.array)),t}setZ(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=un(t,this.array)),t}setW(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array),r=dn(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==qt&&(e.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(e.updateRange=this.updateRange),e}}class xr extends _r{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class yr extends _r{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Mr extends _r{constructor(e,t,n){super(new Float32Array(e),t,n)}}let Sr=0;const br=new _i,Tr=new Vi,wr=new Gn,Er=new jn,Ar=new jn,Rr=new Gn;class Cr extends Qt{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Sr++}),this.uuid=rn(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:Infinity},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(vn(e)?yr:xr)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new fn).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return br.makeRotationFromQuaternion(e),this.applyMatrix4(br),this}rotateX(e){return br.makeRotationX(e),this.applyMatrix4(br),this}rotateY(e){return br.makeRotationY(e),this.applyMatrix4(br),this}rotateZ(e){return br.makeRotationZ(e),this.applyMatrix4(br),this}translate(e,t,n){return br.makeTranslation(e,t,n),this.applyMatrix4(br),this}scale(e,t,n){return br.makeScale(e,t,n),this.applyMatrix4(br),this}lookAt(e){return Tr.lookAt(e),Tr.updateMatrix(),this.applyMatrix4(Tr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(wr).negate(),this.translate(wr.x,wr.y,wr.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n];t.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new Mr(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new jn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new Gn(-Infinity,-Infinity,-Infinity),new Gn(Infinity,Infinity,Infinity));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];Er.setFromBufferAttribute(n),this.morphTargetsRelative?(Rr.addVectors(this.boundingBox.min,Er.min),this.boundingBox.expandByPoint(Rr),Rr.addVectors(this.boundingBox.max,Er.max),this.boundingBox.expandByPoint(Rr)):(this.boundingBox.expandByPoint(Er.min),this.boundingBox.expandByPoint(Er.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ci);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new Gn,Infinity);if(e){const n=this.boundingSphere.center;if(Er.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];Ar.setFromBufferAttribute(n),this.morphTargetsRelative?(Rr.addVectors(Er.min,Ar.min),Er.expandByPoint(Rr),Rr.addVectors(Er.max,Ar.max),Er.expandByPoint(Rr)):(Er.expandByPoint(Ar.min),Er.expandByPoint(Ar.max))}Er.getCenter(n);let i=0;for(let t=0,r=e.count;t<r;t++)Rr.fromBufferAttribute(e,t),i=Math.max(i,n.distanceToSquared(Rr));if(t)for(let r=0,s=t.length;r<s;r++){const s=t[r],a=this.morphTargetsRelative;for(let t=0,r=s.count;t<r;t++)Rr.fromBufferAttribute(s,t),a&&(wr.fromBufferAttribute(e,t),Rr.add(wr)),i=Math.max(i,n.distanceToSquared(Rr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.array,i=t.position.array,r=t.normal.array,s=t.uv.array,a=i.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new _r(new Float32Array(4*a),4));const o=this.getAttribute("tangent").array,l=[],c=[];for(let e=0;e<a;e++)l[e]=new Gn,c[e]=new Gn;const h=new Gn,u=new Gn,d=new Gn,p=new mn,m=new mn,f=new mn,g=new Gn,v=new Gn;function _(e,t,n){h.fromArray(i,3*e),u.fromArray(i,3*t),d.fromArray(i,3*n),p.fromArray(s,2*e),m.fromArray(s,2*t),f.fromArray(s,2*n),u.sub(h),d.sub(h),m.sub(p),f.sub(p);const r=1/(m.x*f.y-f.x*m.y);isFinite(r)&&(g.copy(u).multiplyScalar(f.y).addScaledVector(d,-m.y).multiplyScalar(r),v.copy(d).multiplyScalar(m.x).addScaledVector(u,-f.x).multiplyScalar(r),l[e].add(g),l[t].add(g),l[n].add(g),c[e].add(v),c[t].add(v),c[n].add(v))}let x=this.groups;0===x.length&&(x=[{start:0,count:n.length}]);for(let e=0,t=x.length;e<t;++e){const t=x[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)_(n[e+0],n[e+1],n[e+2])}const y=new Gn,M=new Gn,S=new Gn,b=new Gn;function T(e){S.fromArray(r,3*e),b.copy(S);const t=l[e];y.copy(t),y.sub(S.multiplyScalar(S.dot(t))).normalize(),M.crossVectors(b,t);const n=M.dot(c[e])<0?-1:1;o[4*e]=y.x,o[4*e+1]=y.y,o[4*e+2]=y.z,o[4*e+3]=n}for(let e=0,t=x.length;e<t;++e){const t=x[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)T(n[e+0]),T(n[e+1]),T(n[e+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new _r(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const i=new Gn,r=new Gn,s=new Gn,a=new Gn,o=new Gn,l=new Gn,c=new Gn,h=new Gn;if(e)for(let u=0,d=e.count;u<d;u+=3){const d=e.getX(u+0),p=e.getX(u+1),m=e.getX(u+2);i.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),s.fromBufferAttribute(t,m),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),a.fromBufferAttribute(n,d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,m),a.add(c),o.add(c),l.add(c),n.setXYZ(d,a.x,a.y,a.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(m,l.x,l.y,l.z)}else for(let e=0,a=t.count;e<a;e+=3)i.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),s.fromBufferAttribute(t,e+2),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Rr.fromBufferAttribute(e,t),Rr.normalize(),e.setXYZ(t,Rr.x,Rr.y,Rr.z)}toNonIndexed(){function e(e,t){const n=e.array,i=e.itemSize,r=e.normalized,s=new n.constructor(t.length*i);let a=0,o=0;for(let r=0,l=t.length;r<l;r++){a=e.isInterleavedBufferAttribute?t[r]*e.data.stride+e.offset:t[r]*i;for(let e=0;e<i;e++)s[o++]=n[a++]}return new _r(s,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Cr,n=this.index.array,i=this.attributes;for(const r in i){const s=e(i[r],n);t.setAttribute(r,s)}const r=this.morphAttributes;for(const i in r){const s=[],a=r[i];for(let t=0,i=a.length;t<i;t++){const i=e(a[t],n);s.push(i)}t.morphAttributes[i]=s}t.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let e=0,n=s.length;e<n;e++){const n=s[e];t.addGroup(n.start,n.count,n.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const t in n){const i=n[t];e.data.attributes[t]=i.toJSON(e.data)}const i={};let r=!1;for(const t in this.morphAttributes){const n=this.morphAttributes[t],s=[];for(let t=0,i=n.length;t<i;t++){const i=n[t];s.push(i.toJSON(e.data))}s.length>0&&(i[t]=s,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(e.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone(t));const i=e.attributes;for(const e in i){const n=i[e];this.setAttribute(e,n.clone(t))}const r=e.morphAttributes;for(const e in r){const n=[],i=r[e];for(let e=0,r=i.length;e<r;e++)n.push(i[e].clone(t));this.morphAttributes[e]=n}this.morphTargetsRelative=e.morphTargetsRelative;const s=e.groups;for(let e=0,t=s.length;e<t;e++){const t=s[e];this.addGroup(t.start,t.count,t.materialIndex)}const a=e.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=e.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Pr=new _i,Lr=new vi,Ir=new ci,Dr=new Gn,Ur=new Gn,Nr=new Gn,Or=new Gn,Fr=new Gn,zr=new Gn,Br=new mn,kr=new mn,Hr=new mn,Gr=new Gn,Vr=new Gn,Wr=new Gn,jr=new Gn,Xr=new Gn;class qr extends Vi{constructor(e=new Cr,t=new hr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,s=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const a=this.morphTargetInfluences;if(r&&a){zr.set(0,0,0);for(let n=0,i=r.length;n<i;n++){const i=a[n],o=r[n];0!==i&&(Fr.fromBufferAttribute(o,e),s?zr.addScaledVector(Fr,i):zr.addScaledVector(Fr.sub(t),i))}t.add(zr)}return t}raycast(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===n.boundingSphere&&n.computeBoundingSphere(),Ir.copy(n.boundingSphere),Ir.applyMatrix4(r),Lr.copy(e.ray).recast(e.near),!1===Ir.containsPoint(Lr.origin)){if(null===Lr.intersectSphere(Ir,Dr))return;if(Lr.origin.distanceToSquared(Dr)>(e.far-e.near)**2)return}Pr.copy(r).invert(),Lr.copy(e.ray).applyMatrix4(Pr),null!==n.boundingBox&&!1===Lr.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,Lr)}}_computeIntersections(e,t,n){let i;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let r=0,o=u.length;r<o;r++){const o=u[r],p=s[o.materialIndex];for(let r=Math.max(o.start,d.start),s=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));r<s;r+=3){i=Yr(this,p,e,n,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=o.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);r<o;r+=3){i=Yr(this,s,e,n,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}else if(void 0!==o)if(Array.isArray(s))for(let r=0,a=u.length;r<a;r++){const a=u[r],p=s[a.materialIndex];for(let r=Math.max(a.start,d.start),s=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));r<s;r+=3){i=Yr(this,p,e,n,l,c,h,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=a.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);r<a;r+=3){i=Yr(this,s,e,n,l,c,h,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}}}function Yr(e,t,n,i,r,s,a,o,l,c){e.getVertexPosition(o,Ur),e.getVertexPosition(l,Nr),e.getVertexPosition(c,Or);const h=function(e,t,n,i,r,s,a,o){let l;if(l=t.side===pe?i.intersectTriangle(a,s,r,!0,o):i.intersectTriangle(r,s,a,t.side===de,o),null===l)return null;Xr.copy(o),Xr.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(Xr);return c<n.near||c>n.far?null:{distance:c,point:Xr.clone(),object:e}}(e,t,n,i,Ur,Nr,Or,jr);if(h){r&&(Br.fromBufferAttribute(r,o),kr.fromBufferAttribute(r,l),Hr.fromBufferAttribute(r,c),h.uv=tr.getInterpolation(jr,Ur,Nr,Or,Br,kr,Hr,new mn)),s&&(Br.fromBufferAttribute(s,o),kr.fromBufferAttribute(s,l),Hr.fromBufferAttribute(s,c),h.uv1=tr.getInterpolation(jr,Ur,Nr,Or,Br,kr,Hr,new mn),h.uv2=h.uv1),a&&(Gr.fromBufferAttribute(a,o),Vr.fromBufferAttribute(a,l),Wr.fromBufferAttribute(a,c),h.normal=tr.getInterpolation(jr,Ur,Nr,Or,Gr,Vr,Wr,new Gn),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Gn,materialIndex:0};tr.getNormal(Ur,Nr,Or,e.normal),h.face=e}return h}class Zr extends Cr{constructor(e=1,t=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(e,t,n,i,r,s,p,m,f,g,v){const _=s/f,x=p/g,y=s/2,M=p/2,S=m/2,b=f+1,T=g+1;let w=0,E=0;const A=new Gn;for(let s=0;s<T;s++){const a=s*x-M;for(let o=0;o<b;o++){const u=o*_-y;A[e]=u*i,A[t]=a*r,A[n]=S,l.push(A.x,A.y,A.z),A[e]=0,A[t]=0,A[n]=m>0?1:-1,c.push(A.x,A.y,A.z),h.push(o/f),h.push(1-s/g),w+=1}}for(let e=0;e<g;e++)for(let t=0;t<f;t++){const n=u+t+b*e,i=u+t+b*(e+1),r=u+(t+1)+b*(e+1),s=u+(t+1)+b*e;o.push(n,i,s),o.push(i,r,s),E+=6}a.addGroup(d,E,v),d+=E,u+=w}p("z","y","x",-1,-1,n,t,e,s,r,0),p("z","y","x",1,-1,n,t,-e,s,r,1),p("x","z","y",1,1,e,n,t,i,s,2),p("x","z","y",1,-1,e,n,-t,i,s,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new Mr(l,3)),this.setAttribute("normal",new Mr(c,3)),this.setAttribute("uv",new Mr(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Zr(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Kr(e){const t={};for(const n in e){t[n]={};for(const i in e[n]){const r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[n][i]=null):t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}}return t}function Jr(e){const t={};for(let n=0;n<e.length;n++){const i=Kr(e[n]);for(const e in i)t[e]=i[e]}return t}function Qr(e){return null===e.getRenderTarget()?e.outputColorSpace:Wt}const $r={clone:Kr,merge:Jr};class es extends ir{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Kr(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const n in this.uniforms){const i=this.uniforms[n].value;i&&i.isTexture?t.uniforms[n]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[n]={type:"m4",value:i.toArray()}:t.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const e in this.extensions)!0===this.extensions[e]&&(n[e]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class ts extends Vi{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new _i,this.projectionMatrix=new _i,this.projectionMatrixInverse=new _i,this.coordinateSystem=Kt}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class ns extends ts{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*nn*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*tn*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*nn*Math.atan(Math.tan(.5*tn*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,r,s){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*tn*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const e=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/e,t-=s.offsetY*n/a,i*=s.width/e,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const is=-90;class rs extends Vi{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null;const i=new ns(is,1,e,t);i.layers=this.layers,this.add(i);const r=new ns(is,1,e,t);r.layers=this.layers,this.add(r);const s=new ns(is,1,e,t);s.layers=this.layers,this.add(s);const a=new ns(is,1,e,t);a.layers=this.layers,this.add(a);const o=new ns(is,1,e,t);o.layers=this.layers,this.add(o);const l=new ns(is,1,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,r,s,a,o]=t;for(const e of t)this.remove(e);if(e===Kt)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(e!==Jt)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[i,r,s,a,o,l]=this.children,c=e.getRenderTarget(),h=e.toneMapping,u=e.xr.enabled;e.toneMapping=Me,e.xr.enabled=!1;const d=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,s),e.setRenderTarget(n,3),e.render(t,a),e.setRenderTarget(n,4),e.render(t,o),n.texture.generateMipmaps=d,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(c),e.toneMapping=h,e.xr.enabled=u,n.texture.needsPMREMUpdate=!0}}class ss extends On{constructor(e,t,n,i,r,s,a,o,l,c){super(e=void 0!==e?e:[],t=void 0!==t?t:Re,n,i,r,s,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class as extends zn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];void 0!==t.encoding&&(Sn("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===Ht?Vt:Gt),this.texture=new ss(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:Be}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Zr(5,5,5),r=new es({name:"CubemapFromEquirect",uniforms:Kr(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:pe,blending:0});r.uniforms.tEquirect.value=t;const s=new qr(i,r),a=t.minFilter;t.minFilter===He&&(t.minFilter=Be);return new rs(1,10,this).update(e,s),t.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(e,t,n,i){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}const os=new Gn,ls=new Gn,cs=new fn;class hs{constructor(e=new Gn(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=os.subVectors(n,t).cross(ls.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(os),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(e.start).addScaledVector(n,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||cs.getNormalMatrix(e),i=this.coplanarPoint(os).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const us=new ci,ds=new Gn;class ps{constructor(e=new hs,t=new hs,n=new hs,i=new hs,r=new hs,s=new hs){this.planes=[e,t,n,i,r,s]}set(e,t,n,i,r,s){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=2e3){const n=this.planes,i=e.elements,r=i[0],s=i[1],a=i[2],o=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],p=i[9],m=i[10],f=i[11],g=i[12],v=i[13],_=i[14],x=i[15];if(n[0].setComponents(o-r,u-l,f-d,x-g).normalize(),n[1].setComponents(o+r,u+l,f+d,x+g).normalize(),n[2].setComponents(o+s,u+c,f+p,x+v).normalize(),n[3].setComponents(o-s,u-c,f-p,x-v).normalize(),n[4].setComponents(o-a,u-h,f-m,x-_).normalize(),t===Kt)n[5].setComponents(o+a,u+h,f+m,x+_).normalize();else{if(t!==Jt)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);n[5].setComponents(a,h,m,_).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),us.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),us.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(us)}intersectsSprite(e){return us.center.set(0,0,0),us.radius=.7071067811865476,us.applyMatrix4(e.matrixWorld),this.intersectsSphere(us)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let e=0;e<6;e++){if(t[e].distanceToPoint(n)<i)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(ds.x=i.normal.x>0?e.max.x:e.min.x,ds.y=i.normal.y>0?e.max.y:e.min.y,ds.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(ds)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function ms(){let e=null,t=!1,n=null,i=null;function r(t,s){n(t,s),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function fs(e,t){const n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){if(t.isGLBufferAttribute){const e=i.get(t);return void((!e||e.version<t.version)&&i.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}t.isInterleavedBufferAttribute&&(t=t.data);const s=i.get(t);void 0===s?i.set(t,function(t,i){const r=t.array,s=t.usage,a=e.createBuffer();let o;if(e.bindBuffer(i,a),e.bufferData(i,r,s),t.onUploadCallback(),r instanceof Float32Array)o=e.FLOAT;else if(r instanceof Uint16Array)if(t.isFloat16BufferAttribute){if(!n)throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");o=e.HALF_FLOAT}else o=e.UNSIGNED_SHORT;else if(r instanceof Int16Array)o=e.SHORT;else if(r instanceof Uint32Array)o=e.UNSIGNED_INT;else if(r instanceof Int32Array)o=e.INT;else if(r instanceof Int8Array)o=e.BYTE;else if(r instanceof Uint8Array)o=e.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);o=e.UNSIGNED_BYTE}return{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version}}(t,r)):s.version<t.version&&(!function(t,i,r){const s=i.array,a=i.updateRange;e.bindBuffer(r,t),-1===a.count?e.bufferSubData(r,0,s):(n?e.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s,a.offset,a.count):e.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s.subarray(a.offset,a.offset+a.count)),a.count=-1),i.onUploadCallback()}(s.buffer,t,r),s.version=t.version)}}}class gs extends Cr{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,s=t/2,a=Math.floor(n),o=Math.floor(i),l=a+1,c=o+1,h=e/a,u=t/o,d=[],p=[],m=[],f=[];for(let e=0;e<c;e++){const t=e*u-s;for(let n=0;n<l;n++){const i=n*h-r;p.push(i,-t,0),m.push(0,0,1),f.push(n/a),f.push(1-e/o)}}for(let e=0;e<o;e++)for(let t=0;t<a;t++){const n=t+l*e,i=t+l*(e+1),r=t+1+l*(e+1),s=t+1+l*e;d.push(n,i,s),d.push(i,r,s)}this.setIndex(d),this.setAttribute("position",new Mr(p,3)),this.setAttribute("normal",new Mr(m,3)),this.setAttribute("uv",new Mr(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new gs(e.width,e.height,e.widthSegments,e.heightSegments)}}const vs={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( LEGACY_LIGHTS )\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#else\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tanisotropyV /= material.anisotropy;\n\tmaterial.anisotropy = saturate( material.anisotropy );\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x - tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x + tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometry.viewDir, geometry.normal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, vMapUv );\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},_s={common:{diffuse:{value:new lr(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new fn},alphaMap:{value:null},alphaMapTransform:{value:new fn},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new 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lr(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new 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y(){l.geometry=null,l.program=null,l.wireframe=!1}return{setup:function(r,l,d,x,y){let M=!1;if(a){const t=function(t,n,r){const a=!0===r.wireframe;let l=o[t.id];void 0===l&&(l={},o[t.id]=l);let c=l[n.id];void 0===c&&(c={},l[n.id]=c);let h=c[a];void 0===h&&(h=p(i.isWebGL2?e.createVertexArray():s.createVertexArrayOES()),c[a]=h);return h}(x,d,l);c!==t&&(c=t,u(c.object)),M=function(e,t,n,i){const r=c.attributes,s=t.attributes;let a=0;const o=n.getAttributes();for(const t in o){if(o[t].location>=0){const n=r[t];let i=s[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;a++}}return c.attributesNum!==a||c.index!==i}(r,x,d,y),M&&function(e,t,n,i){const r={},s=t.attributes;let a=0;const o=n.getAttributes();for(const t in o){if(o[t].location>=0){let n=s[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,a++}}c.attributes=r,c.attributesNum=a,c.index=i}(r,x,d,y)}else{const e=!0===l.wireframe;c.geometry===x.id&&c.program===d.id&&c.wireframe===e||(c.geometry=x.id,c.program=d.id,c.wireframe=e,M=!0)}null!==y&&n.update(y,e.ELEMENT_ARRAY_BUFFER),(M||h)&&(h=!1,function(r,s,a,o){if(!1===i.isWebGL2&&(r.isInstancedMesh||o.isInstancedBufferGeometry)&&null===t.get("ANGLE_instanced_arrays"))return;m();const l=o.attributes,c=a.getAttributes(),h=s.defaultAttributeValues;for(const t in c){const s=c[t];if(s.location>=0){let a=l[t];if(void 0===a&&("instanceMatrix"===t&&r.instanceMatrix&&(a=r.instanceMatrix),"instanceColor"===t&&r.instanceColor&&(a=r.instanceColor)),void 0!==a){const t=a.normalized,l=a.itemSize,c=n.get(a);if(void 0===c)continue;const h=c.buffer,u=c.type,d=c.bytesPerElement,p=!0===i.isWebGL2&&(u===e.INT||u===e.UNSIGNED_INT||a.gpuType===We);if(a.isInterleavedBufferAttribute){const n=a.data,i=n.stride,c=a.offset;if(n.isInstancedInterleavedBuffer){for(let e=0;e<s.locationSize;e++)g(s.location+e,n.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===o._maxInstanceCount&&(o._maxInstanceCount=n.meshPerAttribute*n.count)}else for(let e=0;e<s.locationSize;e++)f(s.location+e);e.bindBuffer(e.ARRAY_BUFFER,h);for(let e=0;e<s.locationSize;e++)_(s.location+e,l/s.locationSize,u,t,i*d,(c+l/s.locationSize*e)*d,p)}else{if(a.isInstancedBufferAttribute){for(let e=0;e<s.locationSize;e++)g(s.location+e,a.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===o._maxInstanceCount&&(o._maxInstanceCount=a.meshPerAttribute*a.count)}else for(let e=0;e<s.locationSize;e++)f(s.location+e);e.bindBuffer(e.ARRAY_BUFFER,h);for(let e=0;e<s.locationSize;e++)_(s.location+e,l/s.locationSize,u,t,l*d,l/s.locationSize*e*d,p)}}else if(void 0!==h){const n=h[t];if(void 0!==n)switch(n.length){case 2:e.vertexAttrib2fv(s.location,n);break;case 3:e.vertexAttrib3fv(s.location,n);break;case 4:e.vertexAttrib4fv(s.location,n);break;default:e.vertexAttrib1fv(s.location,n)}}}}v()}(r,l,d,x),null!==y&&e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,n.get(y).buffer))},reset:x,resetDefaultState:y,dispose:function(){x();for(const e in o){const t=o[e];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete o[e]}},releaseStatesOfGeometry:function(e){if(void 0===o[e.id])return;const t=o[e.id];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete o[e.id]},releaseStatesOfProgram:function(e){for(const t in o){const n=o[t];if(void 0===n[e.id])continue;const i=n[e.id];for(const e in i)d(i[e].object),delete i[e];delete n[e.id]}},initAttributes:m,enableAttribute:f,disableUnusedAttributes:v}}function bs(e,t,n,i){const r=i.isWebGL2;let s;this.setMode=function(e){s=e},this.render=function(t,i){e.drawArrays(s,t,i),n.update(i,s,1)},this.renderInstances=function(i,a,o){if(0===o)return;let l,c;if(r)l=e,c="drawArraysInstanced";else if(l=t.get("ANGLE_instanced_arrays"),c="drawArraysInstancedANGLE",null===l)return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");l[c](s,i,a,o),n.update(a,s,o)}}function Ts(e,t,n){let i;function r(t){if("highp"===t){if(e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.HIGH_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.MEDIUM_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&"WebGL2RenderingContext"===e.constructor.name;let a=void 0!==n.precision?n.precision:"highp";const o=r(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=s||t.has("WEBGL_draw_buffers"),c=!0===n.logarithmicDepthBuffer,h=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),u=e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),d=e.getParameter(e.MAX_TEXTURE_SIZE),p=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),m=e.getParameter(e.MAX_VERTEX_ATTRIBS),f=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),g=e.getParameter(e.MAX_VARYING_VECTORS),v=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),_=u>0,x=s||t.has("OES_texture_float");return{isWebGL2:s,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");i=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:m,maxVertexUniforms:f,maxVaryings:g,maxFragmentUniforms:v,vertexTextures:_,floatFragmentTextures:x,floatVertexTextures:_&&x,maxSamples:s?e.getParameter(e.MAX_SAMPLES):0}}function ws(e){const t=this;let n=null,i=0,r=!1,s=!1;const a=new hs,o=new fn,l={value:null,needsUpdate:!1};function c(e,n,i,r){const s=null!==e?e.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const t=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length<t)&&(c=new Float32Array(t));for(let t=0,n=i;t!==s;++t,n+=4)a.copy(e[t]).applyMatrix4(r,o),a.normal.toArray(c,n),c[n+3]=a.constant}l.value=c,l.needsUpdate=!0}return t.numPlanes=s,t.numIntersection=0,c}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(e,t){const n=0!==e.length||t||0!==i||r;return r=t,i=e.length,n},this.beginShadows=function(){s=!0,c(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(e,t){n=c(e,t,0)},this.setState=function(a,o,h){const u=a.clippingPlanes,d=a.clipIntersection,p=a.clipShadows,m=e.get(a);if(!r||null===u||0===u.length||s&&!p)s?c(null):function(){l.value!==n&&(l.value=n,l.needsUpdate=i>0);t.numPlanes=i,t.numIntersection=0}();else{const e=s?0:i,t=4*e;let r=m.clippingState||null;l.value=r,r=c(u,o,t,h);for(let e=0;e!==t;++e)r[e]=n[e];m.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}}}function Es(e){let t=new WeakMap;function n(e,t){return t===Pe?e.mapping=Re:t===Le&&(e.mapping=Ce),e}function i(e){const n=e.target;n.removeEventListener("dispose",i);const r=t.get(n);void 0!==r&&(t.delete(n),r.dispose())}return{get:function(r){if(r&&r.isTexture&&!1===r.isRenderTargetTexture){const s=r.mapping;if(s===Pe||s===Le){if(t.has(r)){return n(t.get(r).texture,r.mapping)}{const s=r.image;if(s&&s.height>0){const a=new as(s.height/2);return a.fromEquirectangularTexture(e,r),t.set(r,a),r.addEventListener("dispose",i),n(a.texture,r.mapping)}return null}}}return r},dispose:function(){t=new WeakMap}}}class As extends ts{constructor(e=-1,t=1,n=1,i=-1,r=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-e,s=n+e,a=i+t,o=i-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,s=r+e*this.view.width,a-=t*this.view.offsetY,o=a-t*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}const Rs=[.125,.215,.35,.446,.526,.582],Cs=20,Ps=new As,Ls=new lr;let Is=null;const Ds=(1+Math.sqrt(5))/2,Us=1/Ds,Ns=[new Gn(1,1,1),new Gn(-1,1,1),new Gn(1,1,-1),new Gn(-1,1,-1),new Gn(0,Ds,Us),new Gn(0,Ds,-Us),new Gn(Us,0,Ds),new Gn(-Us,0,Ds),new Gn(Ds,Us,0),new Gn(-Ds,Us,0)];class Os{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,n=.1,i=100){Is=this._renderer.getRenderTarget(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,n,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=ks(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bs(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Is),e.scissorTest=!1,zs(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===Re||e.mapping===Ce?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Is=this._renderer.getRenderTarget();const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:Be,minFilter:Be,generateMipmaps:!1,type:qe,format:Je,colorSpace:Wt,depthBuffer:!1},i=Fs(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Fs(e,t,n);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){const t=[],n=[],i=[];let r=e;const s=e-4+1+Rs.length;for(let a=0;a<s;a++){const s=Math.pow(2,r);n.push(s);let o=1/s;a>e-4?o=Rs[a-e+4-1]:0===a&&(o=0),i.push(o);const l=1/(s-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,m=3,f=2,g=1,v=new Float32Array(m*p*d),_=new Float32Array(f*p*d),x=new Float32Array(g*p*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,m*p*e),_.set(u,f*p*e);const r=[e,e,e,e,e,e];x.set(r,g*p*e)}const y=new Cr;y.setAttribute("position",new _r(v,m)),y.setAttribute("uv",new _r(_,f)),y.setAttribute("faceIndex",new _r(x,g)),t.push(y),r>4&&r--}return{lodPlanes:t,sizeLods:n,sigmas:i}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array(Cs),r=new Gn(0,1,0),s=new es({name:"SphericalGaussianBlur",defines:{n:Cs,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:Hs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return s}(i,e,t)}return i}_compileMaterial(e){const t=new qr(this._lodPlanes[0],e);this._renderer.compile(t,Ps)}_sceneToCubeUV(e,t,n,i){const r=new ns(90,1,t,n),s=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(Ls),o.toneMapping=Me,o.autoClear=!1;const h=new hr({name:"PMREM.Background",side:pe,depthWrite:!1,depthTest:!1}),u=new qr(new Zr,h);let d=!1;const p=e.background;p?p.isColor&&(h.color.copy(p),e.background=null,d=!0):(h.color.copy(Ls),d=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(r.up.set(0,s[t],0),r.lookAt(a[t],0,0)):1===n?(r.up.set(0,0,s[t]),r.lookAt(0,a[t],0)):(r.up.set(0,s[t],0),r.lookAt(0,0,a[t]));const l=this._cubeSize;zs(i,n*l,t>2?l:0,l,l),o.setRenderTarget(i),d&&o.render(u,r),o.render(e,r)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=c,o.autoClear=l,e.background=p}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===Re||e.mapping===Ce;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=ks()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Bs());const r=i?this._cubemapMaterial:this._equirectMaterial,s=new qr(this._lodPlanes[0],r);r.uniforms.envMap.value=e;const a=this._cubeSize;zs(t,0,0,3*a,2*a),n.setRenderTarget(t),n.render(s,Ps)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;for(let t=1;t<this._lodPlanes.length;t++){const n=Math.sqrt(this._sigmas[t]*this._sigmas[t]-this._sigmas[t-1]*this._sigmas[t-1]),i=Ns[(t-1)%Ns.length];this._blur(e,t-1,t,n,i)}t.autoClear=n}_blur(e,t,n,i,r){const s=this._pingPongRenderTarget;this._halfBlur(e,s,t,n,i,"latitudinal",r),this._halfBlur(s,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new qr(this._lodPlanes[i],l),h=l.uniforms,u=this._sizeLods[n]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/d,m=isFinite(r)?1+Math.floor(3*p):Cs;m>Cs&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let e=0;e<Cs;++e){const t=e/p,n=Math.exp(-t*t/2);f.push(n),0===e?g+=n:e<m&&(g+=2*n)}for(let e=0;e<f.length;e++)f[e]=f[e]/g;h.envMap.value=e.texture,h.samples.value=m,h.weights.value=f,h.latitudinal.value="latitudinal"===s,a&&(h.poleAxis.value=a);const{_lodMax:v}=this;h.dTheta.value=d,h.mipInt.value=v-n;const _=this._sizeLods[i];zs(t,3*_*(i>v-4?i-v+4:0),4*(this._cubeSize-_),3*_,2*_),o.setRenderTarget(t),o.render(c,Ps)}}function Fs(e,t,n){const i=new zn(e,t,n);return i.texture.mapping=Ie,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function zs(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function Bs(){return new es({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Hs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function ks(){return new es({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Hs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) 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t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||To),i.length>1&&i.sort(t||wo),r.length>1&&r.sort(t||wo)}}}function Ao(){let e=new WeakMap;return{get:function(t,n){const i=e.get(t);let r;return void 0===i?(r=new Eo,e.set(t,[r])):n>=i.length?(r=new Eo,i.push(r)):r=i[n],r},dispose:function(){e=new WeakMap}}}function Ro(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new Gn,color:new lr};break;case"SpotLight":n={position:new Gn,direction:new Gn,color:new lr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Gn,color:new lr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Gn,skyColor:new lr,groundColor:new lr};break;case"RectAreaLight":n={color:new lr,position:new Gn,halfWidth:new Gn,halfHeight:new Gn}}return e[t.id]=n,n}}}let Co=0;function Po(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Lo(e,t){const n=new Ro,i=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new mn};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new mn,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0};for(let e=0;e<9;e++)r.probe.push(new Gn);const s=new Gn,a=new _i,o=new _i;return{setup:function(s,a){let o=0,l=0,c=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let h=0,u=0,d=0,p=0,m=0,f=0,g=0,v=0,_=0,x=0;s.sort(Po);const y=!0===a?Math.PI:1;for(let e=0,t=s.length;e<t;e++){const t=s[e],a=t.color,M=t.intensity,S=t.distance,b=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)o+=a.r*M*y,l+=a.g*M*y,c+=a.b*M*y;else if(t.isLightProbe)for(let e=0;e<9;e++)r.probe[e].addScaledVector(t.sh.coefficients[e],M);else if(t.isDirectionalLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*y),t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,r.directionalShadow[h]=n,r.directionalShadowMap[h]=b,r.directionalShadowMatrix[h]=t.shadow.matrix,f++}r.directional[h]=e,h++}else if(t.isSpotLight){const e=n.get(t);e.position.setFromMatrixPosition(t.matrixWorld),e.color.copy(a).multiplyScalar(M*y),e.distance=S,e.coneCos=Math.cos(t.angle),e.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),e.decay=t.decay,r.spot[d]=e;const s=t.shadow;if(t.map&&(r.spotLightMap[_]=t.map,_++,s.updateMatrices(t),t.castShadow&&x++),r.spotLightMatrix[d]=s.matrix,t.castShadow){const e=i.get(t);e.shadowBias=s.bias,e.shadowNormalBias=s.normalBias,e.shadowRadius=s.radius,e.shadowMapSize=s.mapSize,r.spotShadow[d]=e,r.spotShadowMap[d]=b,v++}d++}else if(t.isRectAreaLight){const e=n.get(t);e.color.copy(a).multiplyScalar(M),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),r.rectArea[p]=e,p++}else if(t.isPointLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*y),e.distance=t.distance,e.decay=t.decay,t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,n.shadowCameraNear=e.camera.near,n.shadowCameraFar=e.camera.far,r.pointShadow[u]=n,r.pointShadowMap[u]=b,r.pointShadowMatrix[u]=t.shadow.matrix,g++}r.point[u]=e,u++}else if(t.isHemisphereLight){const e=n.get(t);e.skyColor.copy(t.color).multiplyScalar(M*y),e.groundColor.copy(t.groundColor).multiplyScalar(M*y),r.hemi[m]=e,m++}}p>0&&(t.isWebGL2||!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=_s.LTC_FLOAT_1,r.rectAreaLTC2=_s.LTC_FLOAT_2):!0===e.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=_s.LTC_HALF_1,r.rectAreaLTC2=_s.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const M=r.hash;M.directionalLength===h&&M.pointLength===u&&M.spotLength===d&&M.rectAreaLength===p&&M.hemiLength===m&&M.numDirectionalShadows===f&&M.numPointShadows===g&&M.numSpotShadows===v&&M.numSpotMaps===_||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=m,r.directionalShadow.length=f,r.directionalShadowMap.length=f,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=v,r.spotShadowMap.length=v,r.directionalShadowMatrix.length=f,r.pointShadowMatrix.length=g,r.spotLightMatrix.length=v+_-x,r.spotLightMap.length=_,r.numSpotLightShadowsWithMaps=x,M.directionalLength=h,M.pointLength=u,M.spotLength=d,M.rectAreaLength=p,M.hemiLength=m,M.numDirectionalShadows=f,M.numPointShadows=g,M.numSpotShadows=v,M.numSpotMaps=_,r.version=Co++)},setupView:function(e,t){let n=0,i=0,l=0,c=0,h=0;const u=t.matrixWorldInverse;for(let t=0,d=e.length;t<d;t++){const d=e[t];if(d.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),n++}else if(d.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const e=r.rectArea[c];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),o.identity(),a.copy(d.matrixWorld),a.premultiply(u),o.extractRotation(a),e.halfWidth.set(.5*d.width,0,0),e.halfHeight.set(0,.5*d.height,0),e.halfWidth.applyMatrix4(o),e.halfHeight.applyMatrix4(o),c++}else if(d.isPointLight){const e=r.point[i];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),i++}else if(d.isHemisphereLight){const e=r.hemi[h];e.direction.setFromMatrixPosition(d.matrixWorld),e.direction.transformDirection(u),h++}}},state:r}}function Io(e,t){const n=new Lo(e,t),i=[],r=[];return{init:function(){i.length=0,r.length=0},state:{lightsArray:i,shadowsArray:r,lights:n},setupLights:function(e){n.setup(i,e)},setupLightsView:function(e){n.setupView(i,e)},pushLight:function(e){i.push(e)},pushShadow:function(e){r.push(e)}}}function Do(e,t){let n=new WeakMap;return{get:function(i,r=0){const s=n.get(i);let a;return void 0===s?(a=new Io(e,t),n.set(i,[a])):r>=s.length?(a=new Io(e,t),s.push(a)):a=s[r],a},dispose:function(){n=new WeakMap}}}class Uo extends ir{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class No extends ir{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Oo(e,t,n){let i=new ps;const r=new mn,s=new mn,a=new Fn,o=new Uo({depthPacking:3201}),l=new No,c={},h=n.maxTextureSize,u={[de]:pe,[pe]:de,[me]:me},d=new es({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new mn},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;const m=new Cr;m.setAttribute("position",new _r(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const f=new qr(m,d),g=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=ce;let v=this.type;function _(n,i){const s=t.update(f);d.defines.VSM_SAMPLES!==n.blurSamples&&(d.defines.VSM_SAMPLES=n.blurSamples,p.defines.VSM_SAMPLES=n.blurSamples,d.needsUpdate=!0,p.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new zn(r.x,r.y)),d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,s,d,f,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,s,p,f,null)}function x(t,n,i,r){let s=null;const a=!0===i.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==a)s=a;else if(s=!0===i.isPointLight?l:o,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const e=s.uuid,t=n.uuid;let i=c[e];void 0===i&&(i={},c[e]=i);let r=i[t];void 0===r&&(r=s.clone(),i[t]=r),s=r}if(s.visible=n.visible,s.wireframe=n.wireframe,s.side=r===ue?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:u[n.side],s.alphaMap=n.alphaMap,s.alphaTest=n.alphaTest,s.map=n.map,s.clipShadows=n.clipShadows,s.clippingPlanes=n.clippingPlanes,s.clipIntersection=n.clipIntersection,s.displacementMap=n.displacementMap,s.displacementScale=n.displacementScale,s.displacementBias=n.displacementBias,s.wireframeLinewidth=n.wireframeLinewidth,s.linewidth=n.linewidth,!0===i.isPointLight&&!0===s.isMeshDistanceMaterial){e.properties.get(s).light=i}return s}function y(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&o===ue)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=t.update(n),r=n.material;if(Array.isArray(r)){const t=i.groups;for(let l=0,c=t.length;l<c;l++){const c=t[l],h=r[c.materialIndex];if(h&&h.visible){const t=x(n,h,a,o);e.renderBufferDirect(s,null,i,t,n,c)}}}else if(r.visible){const t=x(n,r,a,o);e.renderBufferDirect(s,null,i,t,n,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)y(l[e],r,s,a,o)}this.render=function(t,n,o){if(!1===g.enabled)return;if(!1===g.autoUpdate&&!1===g.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),d=e.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);const p=v!==ue&&this.type===ue,m=v===ue&&this.type!==ue;for(let l=0,c=t.length;l<c;l++){const c=t[l],u=c.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;r.copy(u.mapSize);const f=u.getFrameExtents();if(r.multiply(f),s.copy(u.mapSize),(r.x>h||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/f.x),r.x=s.x*f.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/f.y),r.y=s.y*f.y,u.mapSize.y=s.y)),null===u.map||!0===p||!0===m){const e=this.type!==ue?{minFilter:Oe,magFilter:Oe}:{};null!==u.map&&u.map.dispose(),u.map=new zn(r.x,r.y,e),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}e.setRenderTarget(u.map),e.clear();const g=u.getViewportCount();for(let e=0;e<g;e++){const t=u.getViewport(e);a.set(s.x*t.x,s.y*t.y,s.x*t.z,s.y*t.w),d.viewport(a),u.updateMatrices(c,e),i=u.getFrustum(),y(n,o,u.camera,c,this.type)}!0!==u.isPointLightShadow&&this.type===ue&&_(u,o),u.needsUpdate=!1}v=this.type,g.needsUpdate=!1,e.setRenderTarget(l,c,u)}}function Fo(e,t,n){const i=n.isWebGL2;const r=new function(){let t=!1;const n=new Fn;let i=null;const r=new Fn(0,0,0,0);return{setMask:function(n){i===n||t||(e.colorMask(n,n,n,n),i=n)},setLocked:function(e){t=e},setClear:function(t,i,s,a,o){!0===o&&(t*=a,i*=a,s*=a),n.set(t,i,s,a),!1===r.equals(n)&&(e.clearColor(t,i,s,a),r.copy(n))},reset:function(){t=!1,i=null,r.set(-1,0,0,0)}}},s=new function(){let t=!1,n=null,i=null,r=null;return{setTest:function(t){t?k(e.DEPTH_TEST):H(e.DEPTH_TEST)},setMask:function(i){n===i||t||(e.depthMask(i),n=i)},setFunc:function(t){if(i!==t){switch(t){case 0:e.depthFunc(e.NEVER);break;case 1:e.depthFunc(e.ALWAYS);break;case 2:e.depthFunc(e.LESS);break;case 3:default:e.depthFunc(e.LEQUAL);break;case 4:e.depthFunc(e.EQUAL);break;case 5:e.depthFunc(e.GEQUAL);break;case 6:e.depthFunc(e.GREATER);break;case 7:e.depthFunc(e.NOTEQUAL)}i=t}},setLocked:function(e){t=e},setClear:function(t){r!==t&&(e.clearDepth(t),r=t)},reset:function(){t=!1,n=null,i=null,r=null}}},a=new function(){let t=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null;return{setTest:function(n){t||(n?k(e.STENCIL_TEST):H(e.STENCIL_TEST))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,a){i===t&&r===n&&s===a||(e.stencilFunc(t,n,a),i=t,r=n,s=a)},setOp:function(t,n,i){a===t&&o===n&&l===i||(e.stencilOp(t,n,i),a=t,o=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null}}},o=new WeakMap,l=new WeakMap;let c={},h={},u=new WeakMap,d=[],p=null,m=!1,f=null,g=null,v=null,_=null,x=null,y=null,M=null,S=!1,b=null,T=null,w=null,E=null,A=null;const R=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let C=!1,P=0;const L=e.getParameter(e.VERSION);-1!==L.indexOf("WebGL")?(P=parseFloat(/^WebGL (\d)/.exec(L)[1]),C=P>=1):-1!==L.indexOf("OpenGL ES")&&(P=parseFloat(/^OpenGL ES (\d)/.exec(L)[1]),C=P>=2);let I=null,D={};const 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t=0,i=_.length;t<i;t++)f=_[t],r.format!==Je?null!==m?w?n.compressedTexSubImage2D(e.TEXTURE_2D,t,0,0,f.width,f.height,m,f.data):n.compressedTexImage2D(e.TEXTURE_2D,t,v,f.width,f.height,0,f.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):w?n.texSubImage2D(e.TEXTURE_2D,t,0,0,f.width,f.height,m,g,f.data):n.texImage2D(e.TEXTURE_2D,t,v,f.width,f.height,0,m,g,f.data)}else if(r.isDataArrayTexture)w?(E&&n.texStorage3D(e.TEXTURE_2D_ARRAY,A,v,i.width,i.height,i.depth),n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,0,i.width,i.height,i.depth,m,g,i.data)):n.texImage3D(e.TEXTURE_2D_ARRAY,0,v,i.width,i.height,i.depth,0,m,g,i.data);else if(r.isData3DTexture)w?(E&&n.texStorage3D(e.TEXTURE_3D,A,v,i.width,i.height,i.depth),n.texSubImage3D(e.TEXTURE_3D,0,0,0,0,i.width,i.height,i.depth,m,g,i.data)):n.texImage3D(e.TEXTURE_3D,0,v,i.width,i.height,i.depth,0,m,g,i.data);else if(r.isFramebufferTexture){if(E)if(w)n.texStorage2D(e.TEXTURE_2D,A,v,i.width,i.height);else{let t=i.width,r=i.height;for(let i=0;i<A;i++)n.texImage2D(e.TEXTURE_2D,i,v,t,r,0,m,g,null),t>>=1,r>>=1}}else if(_.length>0&&p){w&&E&&n.texStorage2D(e.TEXTURE_2D,A,v,_[0].width,_[0].height);for(let t=0,i=_.length;t<i;t++)f=_[t],w?n.texSubImage2D(e.TEXTURE_2D,t,0,0,m,g,f):n.texImage2D(e.TEXTURE_2D,t,v,m,g,f);r.generateMipmaps=!1}else w?(E&&n.texStorage2D(e.TEXTURE_2D,A,v,i.width,i.height),n.texSubImage2D(e.TEXTURE_2D,0,0,0,m,g,i)):n.texImage2D(e.TEXTURE_2D,0,v,m,g,i);M(r,p)&&S(l),d.__version=u.version,r.onUpdate&&r.onUpdate(r)}t.__version=r.version}function F(t,r,a,o,l){const c=s.convert(a.format,a.colorSpace),h=s.convert(a.type),u=b(a.internalFormat,c,h,a.colorSpace);i.get(r).__hasExternalTextures||(l===e.TEXTURE_3D||l===e.TEXTURE_2D_ARRAY?n.texImage3D(l,0,u,r.width,r.height,r.depth,0,c,h,null):n.texImage2D(l,0,u,r.width,r.height,0,c,h,null)),n.bindFramebuffer(e.FRAMEBUFFER,t),H(r)?d.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,o,l,i.get(a).__webglTexture,0,k(r)):(l===e.TEXTURE_2D||l>=e.TEXTURE_CUBE_MAP_POSITIVE_X&&l<=e.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&e.framebufferTexture2D(e.FRAMEBUFFER,o,l,i.get(a).__webglTexture,0),n.bindFramebuffer(e.FRAMEBUFFER,null)}function z(t,n,i){if(e.bindRenderbuffer(e.RENDERBUFFER,t),n.depthBuffer&&!n.stencilBuffer){let r=e.DEPTH_COMPONENT16;if(i||H(n)){const t=n.depthTexture;t&&t.isDepthTexture&&(t.type===Xe?r=e.DEPTH_COMPONENT32F:t.type===je&&(r=e.DEPTH_COMPONENT24));const i=k(n);H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,i,r,n.width,n.height):e.renderbufferStorageMultisample(e.RENDERBUFFER,i,r,n.width,n.height)}else e.renderbufferStorage(e.RENDERBUFFER,r,n.width,n.height);e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t)}else if(n.depthBuffer&&n.stencilBuffer){const r=k(n);i&&!1===H(n)?e.renderbufferStorageMultisample(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,n.width,n.height):H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,e.DEPTH_STENCIL,n.width,n.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.RENDERBUFFER,t)}else{const t=!0===n.isWebGLMultipleRenderTargets?n.texture:[n.texture];for(let r=0;r<t.length;r++){const a=t[r],o=s.convert(a.format,a.colorSpace),l=s.convert(a.type),c=b(a.internalFormat,o,l,a.colorSpace),h=k(n);i&&!1===H(n)?e.renderbufferStorageMultisample(e.RENDERBUFFER,h,c,n.width,n.height):H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,h,c,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,c,n.width,n.height)}}e.bindRenderbuffer(e.RENDERBUFFER,null)}function B(t){const r=i.get(t),s=!0===t.isWebGLCubeRenderTarget;if(t.depthTexture&&!r.__autoAllocateDepthBuffer){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(e.FRAMEBUFFER,t),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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n.bindFramebuffer(e.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=e.createRenderbuffer(),z(r.__webglDepthbuffer,t,!1);n.bindFramebuffer(e.FRAMEBUFFER,null)}function k(e){return Math.min(u,e.samples)}function H(e){const n=i.get(e);return o&&e.samples>0&&!0===t.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function G(e,n){const i=e.colorSpace,r=e.format,s=e.type;return!0===e.isCompressedTexture||e.format===Zt||i!==Wt&&i!==Gt&&(i===Vt?!1===o?!0===t.has("EXT_sRGB")&&r===Je?(e.format=Zt,e.minFilter=Be,e.generateMipmaps=!1):n=Ln.sRGBToLinear(n):r===Je&&s===Ge||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",i)),n}this.allocateTextureUnit=function(){const e=C;return e>=l&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only 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r=E[i];_?n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i+1,0,0,f,g,r.image[t]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i+1,v,f,g,r.image[t])}}}M(r,m)&&S(e.TEXTURE_CUBE_MAP),u.__version=h.version,r.onUpdate&&r.onUpdate(r)}t.__version=r.version}(a,t,r):n.bindTexture(e.TEXTURE_CUBE_MAP,a.__webglTexture,e.TEXTURE0+r)},this.rebindTextures=function(t,n,r){const s=i.get(t);void 0!==n&&F(s.__webglFramebuffer,t,t.texture,e.COLOR_ATTACHMENT0,e.TEXTURE_2D),void 0!==r&&B(t)},this.setupRenderTarget=function(t){const l=t.texture,c=i.get(t),h=i.get(l);t.addEventListener("dispose",A),!0!==t.isWebGLMultipleRenderTargets&&(void 0===h.__webglTexture&&(h.__webglTexture=e.createTexture()),h.__version=l.version,a.memory.textures++);const u=!0===t.isWebGLCubeRenderTarget,d=!0===t.isWebGLMultipleRenderTargets,p=y(t)||o;if(u){c.__webglFramebuffer=[];for(let t=0;t<6;t++)c.__webglFramebuffer[t]=e.createFramebuffer()}else{if(c.__webglFramebuffer=e.createFramebuffer(),d)if(r.drawBuffers){const n=t.texture;for(let t=0,r=n.length;t<r;t++){const r=i.get(n[t]);void 0===r.__webglTexture&&(r.__webglTexture=e.createTexture(),a.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");if(o&&t.samples>0&&!1===H(t)){const i=d?l:[l];c.__webglMultisampledFramebuffer=e.createFramebuffer(),c.__webglColorRenderbuffer=[],n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer);for(let n=0;n<i.length;n++){const r=i[n];c.__webglColorRenderbuffer[n]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,c.__webglColorRenderbuffer[n]);const a=s.convert(r.format,r.colorSpace),o=s.convert(r.type),l=b(r.internalFormat,a,o,r.colorSpace,!0===t.isXRRenderTarget),h=k(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,h,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+n,e.RENDERBUFFER,c.__webglColorRenderbuffer[n])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(c.__webglDepthRenderbuffer=e.createRenderbuffer(),z(c.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(u){n.bindTexture(e.TEXTURE_CUBE_MAP,h.__webglTexture),U(e.TEXTURE_CUBE_MAP,l,p);for(let n=0;n<6;n++)F(c.__webglFramebuffer[n],t,l,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n);M(l,p)&&S(e.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(d){const r=t.texture;for(let s=0,a=r.length;s<a;s++){const a=r[s],o=i.get(a);n.bindTexture(e.TEXTURE_2D,o.__webglTexture),U(e.TEXTURE_2D,a,p),F(c.__webglFramebuffer,t,a,e.COLOR_ATTACHMENT0+s,e.TEXTURE_2D),M(a,p)&&S(e.TEXTURE_2D)}n.unbindTexture()}else{let i=e.TEXTURE_2D;(t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(o?i=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),n.bindTexture(i,h.__webglTexture),U(i,l,p),F(c.__webglFramebuffer,t,l,e.COLOR_ATTACHMENT0,i),M(l,p)&&S(i),n.unbindTexture()}t.depthBuffer&&B(t)},this.updateRenderTargetMipmap=function(t){const r=y(t)||o,s=!0===t.isWebGLMultipleRenderTargets?t.texture:[t.texture];for(let a=0,o=s.length;a<o;a++){const o=s[a];if(M(o,r)){const r=t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D,s=i.get(o).__webglTexture;n.bindTexture(r,s),S(r),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(o&&t.samples>0&&!1===H(t)){const r=t.isWebGLMultipleRenderTargets?t.texture:[t.texture],s=t.width,a=t.height;let o=e.COLOR_BUFFER_BIT;const l=[],c=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,h=i.get(t),u=!0===t.isWebGLMultipleRenderTargets;if(u)for(let t=0;t<r.length;t++)n.bindFramebuffer(e.FRAMEBUFFER,h.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,h.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let n=0;n<r.length;n++){l.push(e.COLOR_ATTACHMENT0+n),t.depthBuffer&&l.push(c);const d=void 0!==h.__ignoreDepthValues&&h.__ignoreDepthValues;if(!1===d&&(t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&(o|=e.STENCIL_BUFFER_BIT)),u&&e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,h.__webglColorRenderbuffer[n]),!0===d&&(e.invalidateFramebuffer(e.READ_FRAMEBUFFER,[c]),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[c])),u){const t=i.get(r[n]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,s,a,0,0,s,a,o,e.NEAREST),p&&e.invalidateFramebuffer(e.READ_FRAMEBUFFER,l)}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),u)for(let t=0;t<r.length;t++){n.bindFramebuffer(e.FRAMEBUFFER,h.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,h.__webglColorRenderbuffer[t]);const s=i.get(r[t]).__webglTexture;n.bindFramebuffer(e.FRAMEBUFFER,h.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,s,0)}n.bindFramebuffer(e.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}},this.setupDepthRenderbuffer=B,this.setupFrameBufferTexture=F,this.useMultisampledRTT=H}function Bo(e,t,n){const i=n.isWebGL2;return{convert:function(n,r=""){let s;if(n===Ge)return e.UNSIGNED_BYTE;if(n===Ye)return e.UNSIGNED_SHORT_4_4_4_4;if(n===Ze)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===n)return e.BYTE;if(1011===n)return e.SHORT;if(n===Ve)return e.UNSIGNED_SHORT;if(n===We)return e.INT;if(n===je)return e.UNSIGNED_INT;if(n===Xe)return e.FLOAT;if(n===qe)return i?e.HALF_FLOAT:(s=t.get("OES_texture_half_float"),null!==s?s.HALF_FLOAT_OES:null);if(1021===n)return e.ALPHA;if(n===Je)return e.RGBA;if(1024===n)return e.LUMINANCE;if(1025===n)return e.LUMINANCE_ALPHA;if(n===Qe)return e.DEPTH_COMPONENT;if(n===$e)return e.DEPTH_STENCIL;if(n===Zt)return s=t.get("EXT_sRGB"),null!==s?s.SRGB_ALPHA_EXT:null;if(1028===n)return e.RED;if(n===et)return e.RED_INTEGER;if(1030===n)return e.RG;if(n===tt)return e.RG_INTEGER;if(n===nt)return e.RGBA_INTEGER;if(n===it||n===rt||n===st||n===at)if(r===Vt){if(s=t.get("WEBGL_compressed_texture_s3tc_srgb"),null===s)return null;if(n===it)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===rt)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===st)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===at)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=t.get("WEBGL_compressed_texture_s3tc"),null===s)return null;if(n===it)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===rt)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===st)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===at)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===ot||n===lt||n===ct||n===ht){if(s=t.get("WEBGL_compressed_texture_pvrtc"),null===s)return null;if(n===ot)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===lt)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===ct)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===ht)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===n)return s=t.get("WEBGL_compressed_texture_etc1"),null!==s?s.COMPRESSED_RGB_ETC1_WEBGL:null;if(n===ut||n===dt){if(s=t.get("WEBGL_compressed_texture_etc"),null===s)return null;if(n===ut)return r===Vt?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(n===dt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}if(n===pt||n===mt||n===ft||n===gt||n===vt||n===_t||n===xt||n===yt||n===Mt||n===St||n===bt||n===Tt||n===wt||n===Et){if(s=t.get("WEBGL_compressed_texture_astc"),null===s)return null;if(n===pt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===mt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===ft)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===gt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===vt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===_t)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===xt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===yt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===Mt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===St)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===bt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===Tt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===wt)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===Et)return r===Vt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===At){if(s=t.get("EXT_texture_compression_bptc"),null===s)return null;if(n===At)return r===Vt?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT}if(36283===n||n===Rt||n===Ct||n===Pt){if(s=t.get("EXT_texture_compression_rgtc"),null===s)return null;if(n===At)return s.COMPRESSED_RED_RGTC1_EXT;if(n===Rt)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Ct)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Pt)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Ke?i?e.UNSIGNED_INT_24_8:(s=t.get("WEBGL_depth_texture"),null!==s?s.UNSIGNED_INT_24_8_WEBGL:null):void 0!==e[n]?e[n]:null}}}class ko extends ns{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class Ho extends Vi{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Go={type:"move"};class Vo{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Ho,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Ho,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Gn,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Gn),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Ho,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Gn,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Gn),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let i=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){s=!0;for(const i of e.hand.values()){const e=t.getJointPose(i,n),r=this._getHandJoint(l,i);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=e.radius),r.visible=null!==e}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==o&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(i=t.getPose(e.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Go)))}return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new Ho;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class Wo extends On{constructor(e,t,n,i,r,s,a,o,l,c){if((c=void 0!==c?c:Qe)!==Qe&&c!==$e)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===Qe&&(n=je),void 0===n&&c===$e&&(n=Ke),super(null,i,r,s,a,o,c,n,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=void 0!==a?a:Oe,this.minFilter=void 0!==o?o:Oe,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class jo extends Qt{constructor(e,t){super();const n=this;let i=null,r=1,s=null,a="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,p=null;const m=t.getContextAttributes();let f=null,g=null;const v=[],_=[],x=new ns;x.layers.enable(1),x.viewport=new Fn;const y=new ns;y.layers.enable(2),y.viewport=new Fn;const M=[x,y],S=new ko;S.layers.enable(1),S.layers.enable(2);let b=null,T=null;function w(e){const t=_.indexOf(e.inputSource);if(-1===t)return;const n=v[t];void 0!==n&&(n.update(e.inputSource,e.frame,l||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function E(){i.removeEventListener("select",w),i.removeEventListener("selectstart",w),i.removeEventListener("selectend",w),i.removeEventListener("squeeze",w),i.removeEventListener("squeezestart",w),i.removeEventListener("squeezeend",w),i.removeEventListener("end",E),i.removeEventListener("inputsourceschange",A);for(let e=0;e<v.length;e++){const t=_[e];null!==t&&(_[e]=null,v[e].disconnect(t))}b=null,T=null,e.setRenderTarget(f),d=null,u=null,h=null,i=null,g=null,I.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function A(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],i=_.indexOf(n);i>=0&&(_[i]=null,v[i].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let i=_.indexOf(n);if(-1===i){for(let e=0;e<v.length;e++){if(e>=_.length){_.push(n),i=e;break}if(null===_[e]){_[e]=n,i=e;break}}if(-1===i)break}const r=v[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=v[e];return void 0===t&&(t=new Vo,v[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=v[e];return void 0===t&&(t=new Vo,v[e]=t),t.getGripSpace()},this.getHand=function(e){let t=v[e];return void 0===t&&(t=new Vo,v[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){r=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){a=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async function(c){if(i=c,null!==i){if(f=e.getRenderTarget(),i.addEventListener("select",w),i.addEventListener("selectstart",w),i.addEventListener("selectend",w),i.addEventListener("squeeze",w),i.addEventListener("squeezestart",w),i.addEventListener("squeezeend",w),i.addEventListener("end",E),i.addEventListener("inputsourceschange",A),!0!==m.xrCompatible&&await t.makeXRCompatible(),void 0===i.renderState.layers||!1===e.capabilities.isWebGL2){const n={antialias:void 0!==i.renderState.layers||m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(i,t,n),i.updateRenderState({baseLayer:d}),g=new zn(d.framebufferWidth,d.framebufferHeight,{format:Je,type:Ge,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let n=null,s=null,a=null;m.depth&&(a=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,n=m.stencil?$e:Qe,s=m.stencil?Ke:je);const o={colorFormat:t.RGBA8,depthFormat:a,scaleFactor:r};h=new XRWebGLBinding(i,t),u=h.createProjectionLayer(o),i.updateRenderState({layers:[u]}),g=new zn(u.textureWidth,u.textureHeight,{format:Je,type:Ge,depthTexture:new Wo(u.textureWidth,u.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0});e.properties.get(g).__ignoreDepthValues=u.ignoreDepthValues}g.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await i.requestReferenceSpace(a),I.setContext(i),I.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode};const R=new Gn,C=new Gn;function P(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===i)return;S.near=y.near=x.near=e.near,S.far=y.far=x.far=e.far,b===S.near&&T===S.far||(i.updateRenderState({depthNear:S.near,depthFar:S.far}),b=S.near,T=S.far);const t=e.parent,n=S.cameras;P(S,t);for(let e=0;e<n.length;e++)P(n[e],t);2===n.length?function(e,t,n){R.setFromMatrixPosition(t.matrixWorld),C.setFromMatrixPosition(n.matrixWorld);const i=R.distanceTo(C),r=t.projectionMatrix.elements,s=n.projectionMatrix.elements,a=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=a*h,p=a*u,m=i/(-h+u),f=m*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(m),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();const g=a+m,v=o+m,_=d-f,x=p+(i-f),y=l*o/v*g,M=c*o/v*g;e.projectionMatrix.makePerspective(_,x,y,M,g,v),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}(S,x,y):S.projectionMatrix.copy(x.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0);const i=e.children;for(let e=0,t=i.length;e<t;e++)i[e].updateMatrixWorld(!0);e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*nn*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,S,t)},this.getCamera=function(){return S},this.getFoveation=function(){if(null!==u||null!==d)return o},this.setFoveation=function(e){o=e,null!==u&&(u.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)};let L=null;const I=new ms;I.setAnimationLoop((function(t,i){if(c=i.getViewerPose(l||s),p=i,null!==c){const t=c.views;null!==d&&(e.setRenderTargetFramebuffer(g,d.framebuffer),e.setRenderTarget(g));let n=!1;t.length!==S.cameras.length&&(S.cameras.length=0,n=!0);for(let i=0;i<t.length;i++){const r=t[i];let s=null;if(null!==d)s=d.getViewport(r);else{const t=h.getViewSubImage(u,r);s=t.viewport,0===i&&(e.setRenderTargetTextures(g,t.colorTexture,u.ignoreDepthValues?void 0:t.depthStencilTexture),e.setRenderTarget(g))}let a=M[i];void 0===a&&(a=new ns,a.layers.enable(i),a.viewport=new Fn,M[i]=a),a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.quaternion,a.scale),a.projectionMatrix.fromArray(r.projectionMatrix),a.projectionMatrixInverse.copy(a.projectionMatrix).invert(),a.viewport.set(s.x,s.y,s.width,s.height),0===i&&(S.matrix.copy(a.matrix),S.matrix.decompose(S.position,S.quaternion,S.scale)),!0===n&&S.cameras.push(a)}}for(let e=0;e<v.length;e++){const t=_[e],n=v[e];null!==t&&void 0!==n&&n.update(t,i,l||s)}L&&L(t,i),i.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:i}),p=null})),this.setAnimationLoop=function(e){L=e},this.dispose=function(){}}}function Xo(e,t){function n(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function i(i,r){i.opacity.value=r.opacity,r.color&&i.diffuse.value.copy(r.color),r.emissive&&i.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(i.map.value=r.map,n(r.map,i.mapTransform)),r.alphaMap&&(i.alphaMap.value=r.alphaMap,n(r.alphaMap,i.alphaMapTransform)),r.bumpMap&&(i.bumpMap.value=r.bumpMap,n(r.bumpMap,i.bumpMapTransform),i.bumpScale.value=r.bumpScale,r.side===pe&&(i.bumpScale.value*=-1)),r.normalMap&&(i.normalMap.value=r.normalMap,n(r.normalMap,i.normalMapTransform),i.normalScale.value.copy(r.normalScale),r.side===pe&&i.normalScale.value.negate()),r.displacementMap&&(i.displacementMap.value=r.displacementMap,n(r.displacementMap,i.displacementMapTransform),i.displacementScale.value=r.displacementScale,i.displacementBias.value=r.displacementBias),r.emissiveMap&&(i.emissiveMap.value=r.emissiveMap,n(r.emissiveMap,i.emissiveMapTransform)),r.specularMap&&(i.specularMap.value=r.specularMap,n(r.specularMap,i.specularMapTransform)),r.alphaTest>0&&(i.alphaTest.value=r.alphaTest);const s=t.get(r).envMap;if(s&&(i.envMap.value=s,i.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,i.reflectivity.value=r.reflectivity,i.ior.value=r.ior,i.refractionRatio.value=r.refractionRatio),r.lightMap){i.lightMap.value=r.lightMap;const t=!0===e.useLegacyLights?Math.PI:1;i.lightMapIntensity.value=r.lightMapIntensity*t,n(r.lightMap,i.lightMapTransform)}r.aoMap&&(i.aoMap.value=r.aoMap,i.aoMapIntensity.value=r.aoMapIntensity,n(r.aoMap,i.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,Qr(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,s,a,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(e,r):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r)):r.isMeshStandardMaterial?(i(e,r),function(e,i){e.metalness.value=i.metalness,i.metalnessMap&&(e.metalnessMap.value=i.metalnessMap,n(i.metalnessMap,e.metalnessMapTransform));e.roughness.value=i.roughness,i.roughnessMap&&(e.roughnessMap.value=i.roughnessMap,n(i.roughnessMap,e.roughnessMapTransform));const r=t.get(i).envMap;r&&(e.envMapIntensity.value=i.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===pe&&e.clearcoatNormalScale.value.negate()));t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,o)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const 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0!==t&&t.setValue(Se,W.setFromMatrixPosition(e.matrixWorld))}(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(Se,"isOrthographic",!0===e.isOrthographicCamera),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial||i.isShadowMaterial||r.isSkinnedMesh)&&C.setValue(Se,"viewMatrix",e.matrixWorldInverse)}if(r.isSkinnedMesh){C.setOptional(Se,r,"bindMatrix"),C.setOptional(Se,r,"bindMatrixInverse");const e=r.skeleton;e&&(Y.floatVertexTextures?(null===e.boneTexture&&e.computeBoneTexture(),C.setValue(Se,"boneTexture",e.boneTexture,Q),C.setValue(Se,"boneTextureSize",e.boneTextureSize)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. 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U,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(eo.upload(Se,x.uniformsList,P,Q),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(Se,"center",r.center);if(C.setValue(Se,"modelViewMatrix",r.modelViewMatrix),C.setValue(Se,"normalMatrix",r.normalMatrix),C.setValue(Se,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t<n;t++)if(Y.isWebGL2){const n=e[t];ye.update(n,w),ye.bind(n,w)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return w}(e,t,n,i,r);Z.setMaterial(i,a);let l=n.index,c=1;!0===i.wireframe&&(l=ne.getWireframeAttribute(n),c=2);const h=n.drawRange,u=n.attributes.position;let d=h.start*c,p=(h.start+h.count)*c;null!==s&&(d=Math.max(d,s.start*c),p=Math.min(p,(s.start+s.count)*c)),null!==l?(d=Math.max(d,0),p=Math.min(p,l.count)):null!=u&&(d=Math.max(d,0),p=Math.min(p,u.count));const m=p-d;if(m<0||Infinity===m)return;let g;xe.setup(r,i,o,n,l);let v=ge;if(null!==l&&(g=te.get(l),v=ve,v.setIndex(g)),r.isMesh)!0===i.wireframe?(Z.setLineWidth(i.wireframeLinewidth*X()),v.setMode(Se.LINES)):v.setMode(Se.TRIANGLES);else if(r.isLine){let e=i.linewidth;void 0===e&&(e=1),Z.setLineWidth(e*X()),r.isLineSegments?v.setMode(Se.LINES):r.isLineLoop?v.setMode(Se.LINE_LOOP):v.setMode(Se.LINE_STRIP)}else r.isPoints?v.setMode(Se.POINTS):r.isSprite&&v.setMode(Se.TRIANGLES);if(r.isInstancedMesh)v.renderInstances(d,m,r.count);else if(n.isInstancedBufferGeometry){const e=void 0!==n._maxInstanceCount?n._maxInstanceCount:Infinity,t=Math.min(n.instanceCount,e);v.renderInstances(d,m,t)}else v.render(d,m)},this.compile=function(e,t){function n(e,t,n){!0===e.transparent&&e.side===me&&!1===e.forceSinglePass?(e.side=pe,e.needsUpdate=!0,ze(e,t,n),e.side=de,e.needsUpdate=!0,ze(e,t,n),e.side=me):ze(e,t,n)}f=le.get(e),f.init(),v.push(f),e.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&(f.pushLight(e),e.castShadow&&f.pushShadow(e))})),f.setupLights(_.useLegacyLights),e.traverse((function(t){const i=t.material;if(i)if(Array.isArray(i))for(let r=0;r<i.length;r++){n(i[r],e,t)}else n(i,e,t)})),v.pop(),f=null};let Pe=null;function Le(){De.stop()}function Ie(){De.start()}const De=new ms;function Ue(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)f.pushLight(e),e.castShadow&&f.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||z.intersectsSprite(e)){i&&W.setFromMatrixPosition(e.matrixWorld).applyMatrix4(G);const t=ie.update(e),r=e.material;r.visible&&m.push(e,t,r,n,W.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||z.intersectsObject(e))){const t=ie.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),W.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),W.copy(t.boundingSphere.center)),W.applyMatrix4(e.matrixWorld).applyMatrix4(G)),Array.isArray(r)){const i=t.groups;for(let s=0,a=i.length;s<a;s++){const a=i[s],o=r[a.materialIndex];o&&o.visible&&m.push(e,t,o,n,W.z,a)}}else r.visible&&m.push(e,t,r,n,W.z,null)}const r=e.children;for(let e=0,s=r.length;e<s;e++)Ue(r[e],t,n,i)}function Ne(e,t,n,i){const r=e.opaque,s=e.transmissive,a=e.transparent;f.setupLightsView(n),!0===B&&ce.setGlobalState(_.clippingPlanes,n),s.length>0&&function(e,t,n,i){const r=Y.isWebGL2;null===H&&(H=new zn(1,1,{generateMipmaps:!0,type:q.has("EXT_color_buffer_half_float")?qe:Ge,minFilter:He,samples:r?4:0}));_.getDrawingBufferSize(V),r?H.setSize(V.x,V.y):H.setSize(hn(V.x),hn(V.y));const s=_.getRenderTarget();_.setRenderTarget(H),_.getClearColor(R),C=_.getClearAlpha(),C<1&&_.setClearColor(16777215,.5);_.clear();const a=_.toneMapping;_.toneMapping=Me,Oe(e,n,i),Q.updateMultisampleRenderTarget(H),Q.updateRenderTargetMipmap(H);let o=!1;for(let e=0,r=t.length;e<r;e++){const r=t[e],s=r.object,a=r.geometry,l=r.material,c=r.group;if(l.side===me&&s.layers.test(i.layers)){const e=l.side;l.side=pe,l.needsUpdate=!0,Fe(s,n,i,a,l,c),l.side=e,l.needsUpdate=!0,o=!0}}!0===o&&(Q.updateMultisampleRenderTarget(H),Q.updateRenderTargetMipmap(H));_.setRenderTarget(s),_.setClearColor(R,C),_.toneMapping=a}(r,s,t,n),i&&Z.viewport(w.copy(i)),r.length>0&&Oe(r,t,n),s.length>0&&Oe(s,t,n),a.length>0&&Oe(a,t,n),Z.buffers.depth.setTest(!0),Z.buffers.depth.setMask(!0),Z.buffers.color.setMask(!0),Z.setPolygonOffset(!1)}function Oe(e,t,n){const i=!0===t.isScene?t.overrideMaterial:null;for(let r=0,s=e.length;r<s;r++){const s=e[r],a=s.object,o=s.geometry,l=null===i?s.material:i,c=s.group;a.layers.test(n.layers)&&Fe(a,t,n,o,l,c)}}function Fe(e,t,n,i,r,s){e.onBeforeRender(_,t,n,i,r,s),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),r.onBeforeRender(_,t,n,i,e,s),!0===r.transparent&&r.side===me&&!1===r.forceSinglePass?(r.side=pe,r.needsUpdate=!0,_.renderBufferDirect(n,t,i,r,e,s),r.side=de,r.needsUpdate=!0,_.renderBufferDirect(n,t,i,r,e,s),r.side=me):_.renderBufferDirect(n,t,i,r,e,s),e.onAfterRender(_,t,n,i,r,s)}function ze(e,t,n){!0!==t.isScene&&(t=j);const i=J.get(e),r=f.state.lights,s=f.state.shadowsArray,a=r.state.version,o=re.getParameters(e,r.state,s,t,n),l=re.getProgramCacheKey(o);let c=i.programs;i.environment=e.isMeshStandardMaterial?t.environment:null,i.fog=t.fog,i.envMap=(e.isMeshStandardMaterial?ee:$).get(e.envMap||i.environment),void 0===c&&(e.addEventListener("dispose",Ce),c=new Map,i.programs=c);let h=c.get(l);if(void 0!==h){if(i.currentProgram===h&&i.lightsStateVersion===a)return Be(e,o),h}else o.uniforms=re.getUniforms(e),e.onBuild(n,o,_),e.onBeforeCompile(o,_),h=re.acquireProgram(o,l),c.set(l,h),i.uniforms=o.uniforms;const u=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(u.clippingPlanes=ce.uniform),Be(e,o),i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=a,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const 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Ne(m,e,t);null!==S&&(Q.updateMultisampleRenderTarget(S),Q.updateRenderTargetMipmap(S)),!0===e.isScene&&e.onAfterRender(_,e,t),xe.resetDefaultState(),b=-1,T=null,v.pop(),f=v.length>0?v[v.length-1]:null,g.pop(),m=g.length>0?g[g.length-1]:null},this.getActiveCubeFace=function(){return y},this.getActiveMipmapLevel=function(){return M},this.getRenderTarget=function(){return S},this.setRenderTargetTextures=function(e,t,n){J.get(e.texture).__webglTexture=t,J.get(e.depthTexture).__webglTexture=n;const i=J.get(e);i.__hasExternalTextures=!0,i.__hasExternalTextures&&(i.__autoAllocateDepthBuffer=void 0===n,i.__autoAllocateDepthBuffer||!0===q.has("WEBGL_multisampled_render_to_texture")&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),i.__useRenderToTexture=!1))},this.setRenderTargetFramebuffer=function(e,t){const n=J.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t},this.setRenderTarget=function(e,t=0,n=0){S=e,y=t,M=n;let i=!0,r=null,s=!1,a=!1;if(e){const n=J.get(e);void 0!==n.__useDefaultFramebuffer?(Z.bindFramebuffer(Se.FRAMEBUFFER,null),i=!1):void 0===n.__webglFramebuffer?Q.setupRenderTarget(e):n.__hasExternalTextures&&Q.rebindTextures(e,J.get(e.texture).__webglTexture,J.get(e.depthTexture).__webglTexture);const o=e.texture;(o.isData3DTexture||o.isDataArrayTexture||o.isCompressedArrayTexture)&&(a=!0);const l=J.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(r=l[t],s=!0):r=Y.isWebGL2&&e.samples>0&&!1===Q.useMultisampledRTT(e)?J.get(e).__webglMultisampledFramebuffer:l,w.copy(e.viewport),E.copy(e.scissor),A=e.scissorTest}else w.copy(N).multiplyScalar(I).floor(),E.copy(O).multiplyScalar(I).floor(),A=F;if(Z.bindFramebuffer(Se.FRAMEBUFFER,r)&&Y.drawBuffers&&i&&Z.drawBuffers(e,r),Z.viewport(w),Z.scissor(E),Z.setScissorTest(A),s){const i=J.get(e.texture);Se.framebufferTexture2D(Se.FRAMEBUFFER,Se.COLOR_ATTACHMENT0,Se.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=J.get(e.texture),r=t||0;Se.framebufferTextureLayer(Se.FRAMEBUFFER,Se.COLOR_ATTACHMENT0,i.__webglTexture,n||0,r)}b=-1},this.readRenderTargetPixels=function(e,t,n,i,r,s,a){if(!e||!e.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=J.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){Z.bindFramebuffer(Se.FRAMEBUFFER,o);try{const a=e.texture,o=a.format,l=a.type;if(o!==Je&&_e.convert(o)!==Se.getParameter(Se.IMPLEMENTATION_COLOR_READ_FORMAT))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=l===qe&&(q.has("EXT_color_buffer_half_float")||Y.isWebGL2&&q.has("EXT_color_buffer_float"));if(!(l===Ge||_e.convert(l)===Se.getParameter(Se.IMPLEMENTATION_COLOR_READ_TYPE)||l===Xe&&(Y.isWebGL2||q.has("OES_texture_float")||q.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&Se.readPixels(t,n,i,r,_e.convert(o),_e.convert(l),s)}finally{const e=null!==S?J.get(S).__webglFramebuffer:null;Z.bindFramebuffer(Se.FRAMEBUFFER,e)}}},this.copyFramebufferToTexture=function(e,t,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),s=Math.floor(t.image.height*i);Q.setTexture2D(t,0),Se.copyTexSubImage2D(Se.TEXTURE_2D,n,0,0,e.x,e.y,r,s),Z.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i=0){const r=t.image.width,s=t.image.height,a=_e.convert(n.format),o=_e.convert(n.type);Q.setTexture2D(n,0),Se.pixelStorei(Se.UNPACK_FLIP_Y_WEBGL,n.flipY),Se.pixelStorei(Se.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),Se.pixelStorei(Se.UNPACK_ALIGNMENT,n.unpackAlignment),t.isDataTexture?Se.texSubImage2D(Se.TEXTURE_2D,i,e.x,e.y,r,s,a,o,t.image.data):t.isCompressedTexture?Se.compressedTexSubImage2D(Se.TEXTURE_2D,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,a,t.mipmaps[0].data):Se.texSubImage2D(Se.TEXTURE_2D,i,e.x,e.y,a,o,t.image),0===i&&n.generateMipmaps&&Se.generateMipmap(Se.TEXTURE_2D),Z.unbindTexture()},this.copyTextureToTexture3D=function(e,t,n,i,r=0){if(_.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=e.max.x-e.min.x+1,a=e.max.y-e.min.y+1,o=e.max.z-e.min.z+1,l=_e.convert(i.format),c=_e.convert(i.type);let h;if(i.isData3DTexture)Q.setTexture3D(i,0),h=Se.TEXTURE_3D;else{if(!i.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");Q.setTexture2DArray(i,0),h=Se.TEXTURE_2D_ARRAY}Se.pixelStorei(Se.UNPACK_FLIP_Y_WEBGL,i.flipY),Se.pixelStorei(Se.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),Se.pixelStorei(Se.UNPACK_ALIGNMENT,i.unpackAlignment);const u=Se.getParameter(Se.UNPACK_ROW_LENGTH),d=Se.getParameter(Se.UNPACK_IMAGE_HEIGHT),p=Se.getParameter(Se.UNPACK_SKIP_PIXELS),m=Se.getParameter(Se.UNPACK_SKIP_ROWS),f=Se.getParameter(Se.UNPACK_SKIP_IMAGES),g=n.isCompressedTexture?n.mipmaps[0]:n.image;Se.pixelStorei(Se.UNPACK_ROW_LENGTH,g.width),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,g.height),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,e.min.x),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,e.min.y),Se.pixelStorei(Se.UNPACK_SKIP_IMAGES,e.min.z),n.isDataTexture||n.isData3DTexture?Se.texSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,c,g.data):n.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),Se.compressedTexSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,g.data)):Se.texSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,c,g),Se.pixelStorei(Se.UNPACK_ROW_LENGTH,u),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,d),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,p),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,m),Se.pixelStorei(Se.UNPACK_SKIP_IMAGES,f),0===r&&i.generateMipmaps&&Se.generateMipmap(h),Z.unbindTexture()},this.initTexture=function(e){e.isCubeTexture?Q.setTextureCube(e,0):e.isData3DTexture?Q.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?Q.setTexture2DArray(e,0):Q.setTexture2D(e,0),Z.unbindTexture()},this.resetState=function(){y=0,M=0,S=null,Z.reset(),xe.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Kt}get physicallyCorrectLights(){return console.warn("THREE.WebGLRenderer: the property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),!this.useLegacyLights}set physicallyCorrectLights(e){console.warn("THREE.WebGLRenderer: the property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),this.useLegacyLights=!e}get outputEncoding(){return console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace===Vt?Ht:kt}set outputEncoding(e){console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace=e===Ht?Vt:Wt}}class Ko extends Zo{}Ko.prototype.isWebGL1Renderer=!0;class Jo{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new lr(e),this.density=t}clone(){return new Jo(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}class Qo{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new lr(e),this.near=t,this.far=n}clone(){return new Qo(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}class $o extends Vi{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t}}class el{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=qt,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=rn()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=rn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=rn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const tl=new Gn;class nl{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)tl.fromBufferAttribute(this,t),tl.applyMatrix4(e),this.setXYZ(t,tl.x,tl.y,tl.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)tl.fromBufferAttribute(this,t),tl.applyNormalMatrix(e),this.setXYZ(t,tl.x,tl.y,tl.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)tl.fromBufferAttribute(this,t),tl.transformDirection(e),this.setXYZ(t,tl.x,tl.y,tl.z);return this}setX(e,t){return this.normalized&&(t=dn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=dn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=dn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=dn(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=un(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=un(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=un(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=un(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array),r=dn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=r,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new _r(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new nl(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class il extends ir{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new lr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let rl;const sl=new Gn,al=new Gn,ol=new Gn,ll=new mn,cl=new mn,hl=new _i,ul=new Gn,dl=new Gn,pl=new Gn,ml=new mn,fl=new mn,gl=new mn;class vl extends Vi{constructor(e){if(super(),this.isSprite=!0,this.type="Sprite",void 0===rl){rl=new Cr;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new el(e,5);rl.setIndex([0,1,2,0,2,3]),rl.setAttribute("position",new nl(t,3,0,!1)),rl.setAttribute("uv",new nl(t,2,3,!1))}this.geometry=rl,this.material=void 0!==e?e:new il,this.center=new mn(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),al.setFromMatrixScale(this.matrixWorld),hl.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),ol.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&al.multiplyScalar(-ol.z);const n=this.material.rotation;let i,r;0!==n&&(r=Math.cos(n),i=Math.sin(n));const s=this.center;_l(ul.set(-.5,-.5,0),ol,s,al,i,r),_l(dl.set(.5,-.5,0),ol,s,al,i,r),_l(pl.set(.5,.5,0),ol,s,al,i,r),ml.set(0,0),fl.set(1,0),gl.set(1,1);let a=e.ray.intersectTriangle(ul,dl,pl,!1,sl);if(null===a&&(_l(dl.set(-.5,.5,0),ol,s,al,i,r),fl.set(0,1),a=e.ray.intersectTriangle(ul,pl,dl,!1,sl),null===a))return;const o=e.ray.origin.distanceTo(sl);o<e.near||o>e.far||t.push({distance:o,point:sl.clone(),uv:tr.getInterpolation(sl,ul,dl,pl,ml,fl,gl,new mn),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function _l(e,t,n,i,r,s){ll.subVectors(e,n).addScalar(.5).multiply(i),void 0!==r?(cl.x=s*ll.x-r*ll.y,cl.y=r*ll.x+s*ll.y):cl.copy(ll),e.copy(t),e.x+=cl.x,e.y+=cl.y,e.applyMatrix4(hl)}const xl=new Gn,yl=new Gn;class Ml extends Vi{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let e=0,n=t.length;e<n;e++){const n=t[e];this.addLevel(n.object.clone(),n.distance,n.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let i=t[n].distance;if(t[n].object.visible&&(i-=i*t[n].hysteresis),e<i)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){xl.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(xl);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){xl.setFromMatrixPosition(e.matrixWorld),yl.setFromMatrixPosition(this.matrixWorld);const n=xl.distanceTo(yl)/e.zoom;let i,r;for(t[0].object.visible=!0,i=1,r=t.length;i<r;i++){let e=t[i].distance;if(t[i].object.visible&&(e-=e*t[i].hysteresis),!(n>=e))break;t[i-1].object.visible=!1,t[i].object.visible=!0}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let e=0,i=n.length;e<i;e++){const i=n[e];t.object.levels.push({object:i.object.uuid,distance:i.distance,hysteresis:i.hysteresis})}return t}}const Sl=new Gn,bl=new Fn,Tl=new Fn,wl=new Gn,El=new _i,Al=new Gn,Rl=new ci,Cl=new _i,Pl=new vi;class Ll extends qr{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new _i,this.bindMatrixInverse=new _i,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;null===this.boundingBox&&(this.boundingBox=new jn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)Al.fromBufferAttribute(t,e),this.applyBoneTransform(e,Al),this.boundingBox.expandByPoint(Al)}computeBoundingSphere(){const e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new ci),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)Al.fromBufferAttribute(t,e),this.applyBoneTransform(e,Al),this.boundingSphere.expandByPoint(Al)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,i=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),Rl.copy(this.boundingSphere),Rl.applyMatrix4(i),!1!==e.ray.intersectsSphere(Rl)&&(Cl.copy(i).invert(),Pl.copy(e.ray).applyMatrix4(Cl),null!==this.boundingBox&&!1===Pl.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Pl)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new Fn,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const i=1/e.manhattanLength();Infinity!==i?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;bl.fromBufferAttribute(i.attributes.skinIndex,e),Tl.fromBufferAttribute(i.attributes.skinWeight,e),Sl.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){const i=Tl.getComponent(e);if(0!==i){const r=bl.getComponent(e);El.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),t.addScaledVector(wl.copy(Sl).applyMatrix4(El),i)}}return t.applyMatrix4(this.bindMatrixInverse)}boneTransform(e,t){return console.warn("THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151."),this.applyBoneTransform(e,t)}}class Il extends Vi{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Dl extends On{constructor(e=null,t=1,n=1,i,r,s,a,o,l=1003,c=1003,h,u){super(null,s,a,o,l,c,i,r,h,u),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Ul=new _i,Nl=new _i;class Ol{constructor(e=[],t=[]){this.uuid=rn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new _i)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new _i;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let i=0,r=e.length;i<r;i++){const r=e[i]?e[i].matrixWorld:Nl;Ul.multiplyMatrices(r,t[i]),Ul.toArray(n,16*i)}null!==i&&(i.needsUpdate=!0)}clone(){return new Ol(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=cn(e),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Dl(t,e,e,Je,Xe);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this.boneTextureSize=e,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const i=e.bones[n];let r=t[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new Il),this.bones.push(r),this.boneInverses.push((new _i).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const r=t[i];e.bones.push(r.uuid);const s=n[i];e.boneInverses.push(s.toArray())}return e}}class Fl extends _r{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const zl=new _i,Bl=new _i,kl=[],Hl=new jn,Gl=new _i,Vl=new qr,Wl=new ci;class jl extends qr{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Fl(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let e=0;e<n;e++)this.setMatrixAt(e,Gl)}computeBoundingBox(){const e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new jn),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,zl),Hl.copy(e.boundingBox).applyMatrix4(zl),this.boundingBox.union(Hl)}computeBoundingSphere(){const e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new ci),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,zl),Wl.copy(e.boundingSphere).applyMatrix4(zl),this.boundingSphere.union(Wl)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}raycast(e,t){const n=this.matrixWorld,i=this.count;if(Vl.geometry=this.geometry,Vl.material=this.material,void 0!==Vl.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),Wl.copy(this.boundingSphere),Wl.applyMatrix4(n),!1!==e.ray.intersectsSphere(Wl)))for(let r=0;r<i;r++){this.getMatrixAt(r,zl),Bl.multiplyMatrices(n,zl),Vl.matrixWorld=Bl,Vl.raycast(e,kl);for(let e=0,n=kl.length;e<n;e++){const n=kl[e];n.instanceId=r,n.object=this,t.push(n)}kl.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new Fl(new Float32Array(3*this.instanceMatrix.count),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}class Xl extends ir{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new lr(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const ql=new Gn,Yl=new Gn,Zl=new _i,Kl=new vi,Jl=new ci;class Ql extends Vi{constructor(e=new Cr,t=new Xl){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,i=t.count;e<i;e++)ql.fromBufferAttribute(t,e-1),Yl.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=ql.distanceTo(Yl);e.setAttribute("lineDistance",new Mr(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Jl.copy(n.boundingSphere),Jl.applyMatrix4(i),Jl.radius+=r,!1===e.ray.intersectsSphere(Jl))return;Zl.copy(i).invert(),Kl.copy(e.ray).applyMatrix4(Zl);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new Gn,c=new Gn,h=new Gn,u=new Gn,d=this.isLineSegments?2:1,p=n.index,m=n.attributes.position;if(null!==p){for(let n=Math.max(0,s.start),i=Math.min(p.count,s.start+s.count)-1;n<i;n+=d){const i=p.getX(n),r=p.getX(n+1);l.fromBufferAttribute(m,i),c.fromBufferAttribute(m,r);if(Kl.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const s=e.ray.origin.distanceTo(u);s<e.near||s>e.far||t.push({distance:s,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(m.count,s.start+s.count)-1;n<i;n+=d){l.fromBufferAttribute(m,n),c.fromBufferAttribute(m,n+1);if(Kl.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const i=e.ray.origin.distanceTo(u);i<e.near||i>e.far||t.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}const $l=new Gn,ec=new Gn;class tc extends Ql{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,i=t.count;e<i;e+=2)$l.fromBufferAttribute(t,e),ec.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+$l.distanceTo(ec);e.setAttribute("lineDistance",new Mr(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class nc extends Ql{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class ic extends ir{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new lr(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const rc=new _i,sc=new vi,ac=new ci,oc=new Gn;class lc extends Vi{constructor(e=new Cr,t=new ic){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),ac.copy(n.boundingSphere),ac.applyMatrix4(i),ac.radius+=r,!1===e.ray.intersectsSphere(ac))return;rc.copy(i).invert(),sc.copy(e.ray).applyMatrix4(rc);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=n.index,c=n.attributes.position;if(null!==l){for(let n=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);n<r;n++){const r=l.getX(n);oc.fromBufferAttribute(c,r),cc(oc,r,o,i,e,t,this)}}else{for(let n=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);n<r;n++)oc.fromBufferAttribute(c,n),cc(oc,n,o,i,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function cc(e,t,n,i,r,s,a){const o=sc.distanceSqToPoint(e);if(o<n){const n=new Gn;sc.closestPointToPoint(e,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:t,face:null,object:a})}}class hc extends On{constructor(e,t,n,i,r,s,a,o,l){super(e,t,n,i,r,s,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==s?s:Be,this.magFilter=void 0!==r?r:Be,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){c.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class uc extends On{constructor(e,t,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class dc extends On{constructor(e,t,n,i,r,s,a,o,l){super(e,t,n,i,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class pc{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),r=0;t.push(0);for(let s=1;s<=e;s++)n=this.getPoint(s/e),r+=n.distanceTo(i),t.push(r),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const r=n.length;let s;s=t||e*n[r-1];let a,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),a=n[i]-s,a<0)o=i+1;else{if(!(a>0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(e,t){const n=1e-4;let i=e-n,r=e+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=t||(s.isVector2?new mn:new Gn);return o.copy(a).sub(s).normalize(),o}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new Gn,i=[],r=[],s=[],a=new Gn,o=new _i;for(let t=0;t<=e;t++){const n=t/e;i[t]=this.getTangentAt(n,new Gn)}r[0]=new Gn,s[0]=new Gn;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),s[t]=s[t-1].clone(),a.crossVectors(i[t-1],i[t]),a.length()>Number.EPSILON){a.normalize();const e=Math.acos(sn(i[t-1].dot(i[t]),-1,1));r[t].applyMatrix4(o.makeRotationAxis(a,e))}s[t].crossVectors(i[t],r[t])}if(!0===t){let t=Math.acos(sn(r[0].dot(r[e]),-1,1));t/=e,i[0].dot(a.crossVectors(r[0],r[e]))>0&&(t=-t);for(let n=1;n<=e;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],t*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class mc extends pc{constructor(e=0,t=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(e,t){const n=t||new mn,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=s?0:i),!0!==this.aClockwise||s||(r===i?r=-i:r-=i);const a=this.aStartAngle+e*r;let o=this.aX+this.xRadius*Math.cos(a),l=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=o-this.aX,i=l-this.aY;o=n*e-i*t+this.aX,l=n*t+i*e+this.aY}return n.set(o,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class fc extends mc{constructor(e,t,n,i,r,s){super(e,t,n,n,i,r,s),this.isArcCurve=!0,this.type="ArcCurve"}}function gc(){let e=0,t=0,n=0,i=0;function r(r,s,a,o){e=r,t=a,n=-3*r+3*s-2*a-o,i=2*r-2*s+a+o}return{initCatmullRom:function(e,t,n,i,s){r(t,n,s*(n-e),s*(i-t))},initNonuniformCatmullRom:function(e,t,n,i,s,a,o){let l=(t-e)/s-(n-e)/(s+a)+(n-t)/a,c=(n-t)/a-(i-t)/(a+o)+(i-n)/o;l*=a,c*=a,r(t,n,l,c)},calc:function(r){const s=r*r;return e+t*r+n*s+i*(s*r)}}}const vc=new Gn,_c=new gc,xc=new gc,yc=new gc;class Mc extends pc{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new Gn){const n=t,i=this.points,r=i.length,s=(r-(this.closed?0:1))*e;let a,o,l=Math.floor(s),c=s-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(vc.subVectors(i[0],i[1]).add(i[0]),a=vc);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2<r?o=i[(l+2)%r]:(vc.subVectors(i[r-1],i[r-2]).add(i[r-1]),o=vc),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(a.distanceToSquared(h),e),n=Math.pow(h.distanceToSquared(u),e),i=Math.pow(u.distanceToSquared(o),e);n<1e-4&&(n=1),t<1e-4&&(t=n),i<1e-4&&(i=n),_c.initNonuniformCatmullRom(a.x,h.x,u.x,o.x,t,n,i),xc.initNonuniformCatmullRom(a.y,h.y,u.y,o.y,t,n,i),yc.initNonuniformCatmullRom(a.z,h.z,u.z,o.z,t,n,i)}else"catmullrom"===this.curveType&&(_c.initCatmullRom(a.x,h.x,u.x,o.x,this.tension),xc.initCatmullRom(a.y,h.y,u.y,o.y,this.tension),yc.initCatmullRom(a.z,h.z,u.z,o.z,this.tension));return n.set(_c.calc(c),xc.calc(c),yc.calc(c)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new Gn).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function Sc(e,t,n,i,r){const s=.5*(i-t),a=.5*(r-n),o=e*e;return(2*n-2*i+s+a)*(e*o)+(-3*n+3*i-2*s-a)*o+s*e+n}function bc(e,t,n,i){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,i)}function Tc(e,t,n,i,r){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,i)+function(e,t){return e*e*e*t}(e,r)}class wc extends pc{constructor(e=new mn,t=new mn,n=new mn,i=new mn){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new mn){const n=t,i=this.v0,r=this.v1,s=this.v2,a=this.v3;return n.set(Tc(e,i.x,r.x,s.x,a.x),Tc(e,i.y,r.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ec extends pc{constructor(e=new Gn,t=new Gn,n=new Gn,i=new Gn){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new Gn){const n=t,i=this.v0,r=this.v1,s=this.v2,a=this.v3;return n.set(Tc(e,i.x,r.x,s.x,a.x),Tc(e,i.y,r.y,s.y,a.y),Tc(e,i.z,r.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ac extends pc{constructor(e=new mn,t=new mn){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new mn){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new mn){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Rc extends pc{constructor(e=new Gn,t=new Gn){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new Gn){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Gn){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Cc extends pc{constructor(e=new mn,t=new mn,n=new mn){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new mn){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(bc(e,i.x,r.x,s.x),bc(e,i.y,r.y,s.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Pc extends pc{constructor(e=new Gn,t=new Gn,n=new Gn){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new Gn){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(bc(e,i.x,r.x,s.x),bc(e,i.y,r.y,s.y),bc(e,i.z,r.z,s.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Lc extends pc{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new mn){const n=t,i=this.points,r=(i.length-1)*e,s=Math.floor(r),a=r-s,o=i[0===s?s:s-1],l=i[s],c=i[s>i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(Sc(a,o.x,l.x,c.x,h.x),Sc(a,o.y,l.y,c.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new mn).fromArray(n))}return this}}var Ic=Object.freeze({__proto__:null,ArcCurve:fc,CatmullRomCurve3:Mc,CubicBezierCurve:wc,CubicBezierCurve3:Ec,EllipseCurve:mc,LineCurve:Ac,LineCurve3:Rc,QuadraticBezierCurve:Cc,QuadraticBezierCurve3:Pc,SplineCurve:Lc});class Dc extends pc{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);e.equals(t)||this.curves.push(new Ac(t,e))}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=n){const e=i[r]-n,s=this.curves[r],a=s.getLength(),o=0===a?0:1-e/a;return s.getPointAt(o,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const s=r[i],a=s.isEllipseCurve?2*e:s.isLineCurve||s.isLineCurve3?1:s.isSplineCurve?e*s.points.length:e,o=s.getPoints(a);for(let e=0;e<o.length;e++){const i=o[e];n&&n.equals(i)||(t.push(i),n=i)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new Ic[n.type]).fromJSON(n))}return this}}class Uc extends Dc{constructor(e){super(),this.type="Path",this.currentPoint=new mn,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Ac(this.currentPoint.clone(),new mn(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const r=new Cc(this.currentPoint.clone(),new mn(e,t),new mn(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,r,s){const a=new wc(this.currentPoint.clone(),new mn(e,t),new mn(n,i),new mn(r,s));return this.curves.push(a),this.currentPoint.set(r,s),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Lc(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,r,s){const a=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(e+a,t+o,n,i,r,s),this}absarc(e,t,n,i,r,s){return this.absellipse(e,t,n,n,i,r,s),this}ellipse(e,t,n,i,r,s,a,o){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+l,t+c,n,i,r,s,a,o),this}absellipse(e,t,n,i,r,s,a,o){const l=new mc(e,t,n,i,r,s,a,o);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Nc extends Cr{constructor(e=[new mn(0,-.5),new mn(.5,0),new mn(0,.5)],t=12,n=0,i=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=sn(i,0,2*Math.PI);const r=[],s=[],a=[],o=[],l=[],c=1/t,h=new Gn,u=new mn,d=new Gn,p=new Gn,m=new Gn;let f=0,g=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:f=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-f,d.z=0*g,m.copy(d),d.normalize(),o.push(d.x,d.y,d.z);break;case e.length-1:o.push(m.x,m.y,m.z);break;default:f=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-f,d.z=0*g,p.copy(d),d.x+=m.x,d.y+=m.y,d.z+=m.z,d.normalize(),o.push(d.x,d.y,d.z),m.copy(p)}for(let r=0;r<=t;r++){const d=n+r*c*i,p=Math.sin(d),m=Math.cos(d);for(let n=0;n<=e.length-1;n++){h.x=e[n].x*p,h.y=e[n].y,h.z=e[n].x*m,s.push(h.x,h.y,h.z),u.x=r/t,u.y=n/(e.length-1),a.push(u.x,u.y);const i=o[3*n+0]*p,c=o[3*n+1],d=o[3*n+0]*m;l.push(i,c,d)}}for(let n=0;n<t;n++)for(let t=0;t<e.length-1;t++){const i=t+n*e.length,s=i,a=i+e.length,o=i+e.length+1,l=i+1;r.push(s,a,l),r.push(o,l,a)}this.setIndex(r),this.setAttribute("position",new Mr(s,3)),this.setAttribute("uv",new Mr(a,2)),this.setAttribute("normal",new Mr(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Nc(e.points,e.segments,e.phiStart,e.phiLength)}}class Oc extends Nc{constructor(e=1,t=1,n=4,i=8){const r=new Uc;r.absarc(0,-t/2,e,1.5*Math.PI,0),r.absarc(0,t/2,e,0,.5*Math.PI),super(r.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,height:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new Oc(e.radius,e.length,e.capSegments,e.radialSegments)}}class Fc extends Cr{constructor(e=1,t=32,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const r=[],s=[],a=[],o=[],l=new Gn,c=new mn;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=t;r++,h+=3){const u=n+r/t*i;l.x=e*Math.cos(u),l.y=e*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/e+1)/2,c.y=(s[h+1]/e+1)/2,o.push(c.x,c.y)}for(let e=1;e<=t;e++)r.push(e,e+1,0);this.setIndex(r),this.setAttribute("position",new Mr(s,3)),this.setAttribute("normal",new Mr(a,3)),this.setAttribute("uv",new Mr(o,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Fc(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class zc extends Cr{constructor(e=1,t=1,n=1,i=32,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const m=[],f=n/2;let g=0;function v(n){const r=p,s=new mn,m=new Gn;let v=0;const _=!0===n?e:t,x=!0===n?1:-1;for(let e=1;e<=i;e++)h.push(0,f*x,0),u.push(0,x,0),d.push(.5,.5),p++;const y=p;for(let e=0;e<=i;e++){const t=e/i*o+a,n=Math.cos(t),r=Math.sin(t);m.x=_*r,m.y=f*x,m.z=_*n,h.push(m.x,m.y,m.z),u.push(0,x,0),s.x=.5*n+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let e=0;e<i;e++){const t=r+e,i=y+e;!0===n?c.push(i,i+1,t):c.push(i+1,i,t),v+=3}l.addGroup(g,v,!0===n?1:2),g+=v}!function(){const s=new Gn,v=new Gn;let _=0;const x=(t-e)/n;for(let l=0;l<=r;l++){const c=[],g=l/r,_=g*(t-e)+e;for(let e=0;e<=i;e++){const t=e/i,r=t*o+a,l=Math.sin(r),m=Math.cos(r);v.x=_*l,v.y=-g*n+f,v.z=_*m,h.push(v.x,v.y,v.z),s.set(l,x,m).normalize(),u.push(s.x,s.y,s.z),d.push(t,1-g),c.push(p++)}m.push(c)}for(let e=0;e<i;e++)for(let t=0;t<r;t++){const n=m[t][e],i=m[t+1][e],r=m[t+1][e+1],s=m[t][e+1];c.push(n,i,s),c.push(i,r,s),_+=6}l.addGroup(g,_,0),g+=_}(),!1===s&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Mr(h,3)),this.setAttribute("normal",new Mr(u,3)),this.setAttribute("uv",new Mr(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new zc(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Bc extends zc{constructor(e=1,t=1,n=32,i=1,r=!1,s=0,a=2*Math.PI){super(0,e,t,n,i,r,s,a),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(e){return new Bc(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class kc extends Cr{constructor(e=[],t=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:i};const r=[],s=[];function a(e,t,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const a=e.clone().lerp(n,i/r),o=t.clone().lerp(n,i/r),l=r-i;for(let e=0;e<=l;e++)s[i][e]=0===e&&i===r?a:a.clone().lerp(o,e/l)}for(let e=0;e<r;e++)for(let t=0;t<2*(r-e)-1;t++){const n=Math.floor(t/2);t%2==0?(o(s[e][n+1]),o(s[e+1][n]),o(s[e][n])):(o(s[e][n+1]),o(s[e+1][n+1]),o(s[e+1][n]))}}function o(e){r.push(e.x,e.y,e.z)}function l(t,n){const i=3*t;n.x=e[i+0],n.y=e[i+1],n.z=e[i+2]}function c(e,t,n,i){i<0&&1===e.x&&(s[t]=e.x-1),0===n.x&&0===n.z&&(s[t]=i/2/Math.PI+.5)}function h(e){return Math.atan2(e.z,-e.x)}!function(e){const n=new Gn,i=new Gn,r=new Gn;for(let s=0;s<t.length;s+=3)l(t[s+0],n),l(t[s+1],i),l(t[s+2],r),a(n,i,r,e)}(i),function(e){const t=new Gn;for(let n=0;n<r.length;n+=3)t.x=r[n+0],t.y=r[n+1],t.z=r[n+2],t.normalize().multiplyScalar(e),r[n+0]=t.x,r[n+1]=t.y,r[n+2]=t.z}(n),function(){const e=new Gn;for(let n=0;n<r.length;n+=3){e.x=r[n+0],e.y=r[n+1],e.z=r[n+2];const i=h(e)/2/Math.PI+.5,a=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);s.push(i,1-a)}var t;(function(){const e=new Gn,t=new Gn,n=new Gn,i=new Gn,a=new mn,o=new mn,l=new mn;for(let u=0,d=0;u<r.length;u+=9,d+=6){e.set(r[u+0],r[u+1],r[u+2]),t.set(r[u+3],r[u+4],r[u+5]),n.set(r[u+6],r[u+7],r[u+8]),a.set(s[d+0],s[d+1]),o.set(s[d+2],s[d+3]),l.set(s[d+4],s[d+5]),i.copy(e).add(t).add(n).divideScalar(3);const p=h(i);c(a,d+0,e,p),c(o,d+2,t,p),c(l,d+4,n,p)}})(),function(){for(let e=0;e<s.length;e+=6){const t=s[e+0],n=s[e+2],i=s[e+4],r=Math.max(t,n,i),a=Math.min(t,n,i);r>.9&&a<.1&&(t<.2&&(s[e+0]+=1),n<.2&&(s[e+2]+=1),i<.2&&(s[e+4]+=1))}}()}(),this.setAttribute("position",new Mr(r,3)),this.setAttribute("normal",new Mr(r.slice(),3)),this.setAttribute("uv",new Mr(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new kc(e.vertices,e.indices,e.radius,e.details)}}class Hc extends kc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Hc(e.radius,e.detail)}}const Gc=new Gn,Vc=new Gn,Wc=new Gn,jc=new tr;class Xc extends Cr{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const n=4,i=Math.pow(10,n),r=Math.cos(tn*t),s=e.getIndex(),a=e.getAttribute("position"),o=s?s.count:a.count,l=[0,0,0],c=["a","b","c"],h=new Array(3),u={},d=[];for(let 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i}(e,t)&&(ch(e.prev,e,t.prev)||ch(e,t.prev,t))||hh(e,t)&&ch(e.prev,e,e.next)>0&&ch(t.prev,t,t.next)>0)}function ch(e,t,n){return(t.y-e.y)*(n.x-t.x)-(t.x-e.x)*(n.y-t.y)}function hh(e,t){return e.x===t.x&&e.y===t.y}function uh(e,t,n,i){const r=ph(ch(e,t,n)),s=ph(ch(e,t,i)),a=ph(ch(n,i,e)),o=ph(ch(n,i,t));return r!==s&&a!==o||(!(0!==r||!dh(e,n,t))||(!(0!==s||!dh(e,i,t))||(!(0!==a||!dh(n,e,i))||!(0!==o||!dh(n,t,i)))))}function dh(e,t,n){return t.x<=Math.max(e.x,n.x)&&t.x>=Math.min(e.x,n.x)&&t.y<=Math.max(e.y,n.y)&&t.y>=Math.min(e.y,n.y)}function ph(e){return e>0?1:e<0?-1:0}function mh(e,t){return ch(e.prev,e,e.next)<0?ch(e,t,e.next)>=0&&ch(e,e.prev,t)>=0:ch(e,t,e.prev)<0||ch(e,e.next,t)<0}function fh(e,t){const n=new _h(e.i,e.x,e.y),i=new _h(t.i,t.x,t.y),r=e.next,s=t.prev;return e.next=t,t.prev=e,n.next=r,r.prev=n,i.next=n,n.prev=i,s.next=i,i.prev=s,i}function gh(e,t,n,i){const r=new _h(e,t,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function 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exist"),e.clone().addScaledVector(t,n)}const R=b.length,C=w.length;function P(e,t,n){let i,r,s;const a=e.x-t.x,o=e.y-t.y,l=n.x-e.x,c=n.y-e.y,h=a*a+o*o,u=a*c-o*l;if(Math.abs(u)>Number.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=t.x-o/u,m=t.y+a/u,f=((n.x-c/d-p)*c-(n.y+l/d-m)*l)/(a*c-o*l);i=p+a*f-e.x,r=m+o*f-e.y;const g=i*i+r*r;if(g<=2)return new mn(i,r);s=Math.sqrt(g/2)}else{let e=!1;a>Number.EPSILON?l>Number.EPSILON&&(e=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(e=!0):Math.sign(o)===Math.sign(c)&&(e=!0),e?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new mn(i/s,r/s)}const L=[];for(let e=0,t=E.length,n=t-1,i=e+1;e<t;e++,n++,i++)n===t&&(n=0),i===t&&(i=0),L[e]=P(E[e],E[n],E[i]);const I=[];let D,U=L.concat();for(let e=0,t=T.length;e<t;e++){const t=T[e];D=[];for(let e=0,n=t.length,i=n-1,r=e+1;e<n;e++,i++,r++)i===n&&(i=0),r===n&&(r=0),D[e]=P(t[e],t[i],t[r]);I.push(D),U=U.concat(D)}for(let e=0;e<p;e++){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=E.length;e<t;e++){const t=A(E[e],L[e],i);F(t.x,t.y,-n)}for(let e=0,t=T.length;e<t;e++){const t=T[e];D=I[e];for(let e=0,r=t.length;e<r;e++){const r=A(t[e],D[e],i);F(r.x,r.y,-n)}}}const N=u+d;for(let e=0;e<R;e++){const t=c?A(b[e],U[e],N):b[e];M?(x.copy(v.normals[0]).multiplyScalar(t.x),_.copy(v.binormals[0]).multiplyScalar(t.y),y.copy(g[0]).add(x).add(_),F(y.x,y.y,y.z)):F(t.x,t.y,0)}for(let e=1;e<=o;e++)for(let t=0;t<R;t++){const n=c?A(b[t],U[t],N):b[t];M?(x.copy(v.normals[e]).multiplyScalar(n.x),_.copy(v.binormals[e]).multiplyScalar(n.y),y.copy(g[e]).add(x).add(_),F(y.x,y.y,y.z)):F(n.x,n.y,l/o*e)}for(let e=p-1;e>=0;e--){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=E.length;e<t;e++){const t=A(E[e],L[e],i);F(t.x,t.y,l+n)}for(let e=0,t=T.length;e<t;e++){const t=T[e];D=I[e];for(let e=0,r=t.length;e<r;e++){const r=A(t[e],D[e],i);M?F(r.x,r.y+g[o-1].y,g[o-1].x+n):F(r.x,r.y,l+n)}}}function O(e,t){let n=e.length;for(;--n>=0;){const i=n;let r=n-1;r<0&&(r=e.length-1);for(let e=0,n=o+2*p;e<n;e++){const n=R*e,s=R*(e+1);B(t+i+n,t+r+n,t+r+s,t+i+s)}}}function F(e,t,n){s.push(e),s.push(t),s.push(n)}function z(e,t,r){k(e),k(t),k(r);const s=i.length/3,a=f.generateTopUV(n,i,s-3,s-2,s-1);H(a[0]),H(a[1]),H(a[2])}function B(e,t,r,s){k(e),k(t),k(s),k(t),k(r),k(s);const a=i.length/3,o=f.generateSideWallUV(n,i,a-6,a-3,a-2,a-1);H(o[0]),H(o[1]),H(o[3]),H(o[1]),H(o[2]),H(o[3])}function k(e){i.push(s[3*e+0]),i.push(s[3*e+1]),i.push(s[3*e+2])}function H(e){r.push(e.x),r.push(e.y)}!function(){const e=i.length/3;if(c){let e=0,t=R*e;for(let e=0;e<C;e++){const n=w[e];z(n[2]+t,n[1]+t,n[0]+t)}e=o+2*p,t=R*e;for(let e=0;e<C;e++){const n=w[e];z(n[0]+t,n[1]+t,n[2]+t)}}else{for(let e=0;e<C;e++){const t=w[e];z(t[2],t[1],t[0])}for(let e=0;e<C;e++){const t=w[e];z(t[0]+R*o,t[1]+R*o,t[2]+R*o)}}n.addGroup(e,i.length/3-e,0)}(),function(){const e=i.length/3;let t=0;O(E,t),t+=E.length;for(let e=0,n=T.length;e<n;e++){const n=T[e];O(n,t),t+=n.length}n.addGroup(e,i.length/3-e,1)}()}this.setAttribute("position",new Mr(i,3)),this.setAttribute("uv",new Mr(r,2)),this.computeVertexNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t,n){if(n.shapes=[],Array.isArray(e))for(let t=0,i=e.length;t<i;t++){const i=e[t];n.shapes.push(i.uuid)}else n.shapes.push(e.uuid);n.options=Object.assign({},t),void 0!==t.extrudePath&&(n.options.extrudePath=t.extrudePath.toJSON());return n}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}const i=e.options.extrudePath;return void 0!==i&&(e.options.extrudePath=(new Ic[i.type]).fromJSON(i)),new Sh(n,e.options)}}const bh={generateTopUV:function(e,t,n,i,r){const s=t[3*n],a=t[3*n+1],o=t[3*i],l=t[3*i+1],c=t[3*r],h=t[3*r+1];return[new mn(s,a),new mn(o,l),new mn(c,h)]},generateSideWallUV:function(e,t,n,i,r,s){const a=t[3*n],o=t[3*n+1],l=t[3*n+2],c=t[3*i],h=t[3*i+1],u=t[3*i+2],d=t[3*r],p=t[3*r+1],m=t[3*r+2],f=t[3*s],g=t[3*s+1],v=t[3*s+2];return Math.abs(o-h)<Math.abs(a-c)?[new mn(a,1-l),new mn(c,1-u),new mn(d,1-m),new mn(f,1-v)]:[new mn(o,1-l),new mn(h,1-u),new mn(p,1-m),new mn(g,1-v)]}};class Th extends kc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2;super([-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Th(e.radius,e.detail)}}class wh extends kc{constructor(e=1,t=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new wh(e.radius,e.detail)}}class Eh extends Cr{constructor(e=.5,t=1,n=32,i=1,r=0,s=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:s},n=Math.max(3,n);const a=[],o=[],l=[],c=[];let h=e;const u=(t-e)/(i=Math.max(1,i)),d=new Gn,p=new mn;for(let e=0;e<=i;e++){for(let e=0;e<=n;e++){const i=r+e/n*s;d.x=h*Math.cos(i),d.y=h*Math.sin(i),o.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,c.push(p.x,p.y)}h+=u}for(let e=0;e<i;e++){const t=e*(n+1);for(let e=0;e<n;e++){const i=e+t,r=i,s=i+n+1,o=i+n+2,l=i+1;a.push(r,s,l),a.push(s,o,l)}}this.setIndex(a),this.setAttribute("position",new Mr(o,3)),this.setAttribute("normal",new Mr(l,3)),this.setAttribute("uv",new Mr(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Eh(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Ah extends Cr{constructor(e=new qc([new mn(0,.5),new mn(-.5,-.5),new mn(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],r=[],s=[];let a=0,o=0;if(!1===Array.isArray(e))l(e);else for(let t=0;t<e.length;t++)l(e[t]),this.addGroup(a,o,t),a+=o,o=0;function l(e){const a=i.length/3,l=e.extractPoints(t);let c=l.shape;const h=l.holes;!1===xh.isClockWise(c)&&(c=c.reverse());for(let e=0,t=h.length;e<t;e++){const t=h[e];!0===xh.isClockWise(t)&&(h[e]=t.reverse())}const u=xh.triangulateShape(c,h);for(let e=0,t=h.length;e<t;e++){const t=h[e];c=c.concat(t)}for(let e=0,t=c.length;e<t;e++){const t=c[e];i.push(t.x,t.y,0),r.push(0,0,1),s.push(t.x,t.y)}for(let e=0,t=u.length;e<t;e++){const t=u[e],i=t[0]+a,r=t[1]+a,s=t[2]+a;n.push(i,r,s),o+=3}}this.setIndex(n),this.setAttribute("position",new Mr(i,3)),this.setAttribute("normal",new Mr(r,3)),this.setAttribute("uv",new Mr(s,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let n=0,i=e.length;n<i;n++){const i=e[n];t.shapes.push(i.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}return new Ah(n,e.curveSegments)}}class Rh extends Cr{constructor(e=1,t=32,n=16,i=0,r=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:r,thetaStart:s,thetaLength:a},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const o=Math.min(s+a,Math.PI);let l=0;const c=[],h=new Gn,u=new Gn,d=[],p=[],m=[],f=[];for(let d=0;d<=n;d++){const g=[],v=d/n;let _=0;0===d&&0===s?_=.5/t:d===n&&o===Math.PI&&(_=-.5/t);for(let n=0;n<=t;n++){const o=n/t;h.x=-e*Math.cos(i+o*r)*Math.sin(s+v*a),h.y=e*Math.cos(s+v*a),h.z=e*Math.sin(i+o*r)*Math.sin(s+v*a),p.push(h.x,h.y,h.z),u.copy(h).normalize(),m.push(u.x,u.y,u.z),f.push(o+_,1-v),g.push(l++)}c.push(g)}for(let e=0;e<n;e++)for(let i=0;i<t;i++){const t=c[e][i+1],r=c[e][i],a=c[e+1][i],l=c[e+1][i+1];(0!==e||s>0)&&d.push(t,r,l),(e!==n-1||o<Math.PI)&&d.push(r,a,l)}this.setIndex(d),this.setAttribute("position",new Mr(p,3)),this.setAttribute("normal",new Mr(m,3)),this.setAttribute("uv",new Mr(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Rh(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Ch extends kc{constructor(e=1,t=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ch(e.radius,e.detail)}}class Ph extends Cr{constructor(e=1,t=.4,n=12,i=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:r},n=Math.floor(n),i=Math.floor(i);const s=[],a=[],o=[],l=[],c=new Gn,h=new Gn,u=new Gn;for(let s=0;s<=n;s++)for(let d=0;d<=i;d++){const p=d/i*r,m=s/n*Math.PI*2;h.x=(e+t*Math.cos(m))*Math.cos(p),h.y=(e+t*Math.cos(m))*Math.sin(p),h.z=t*Math.sin(m),a.push(h.x,h.y,h.z),c.x=e*Math.cos(p),c.y=e*Math.sin(p),u.subVectors(h,c).normalize(),o.push(u.x,u.y,u.z),l.push(d/i),l.push(s/n)}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*e+t-1,r=(i+1)*(e-1)+t-1,a=(i+1)*(e-1)+t,o=(i+1)*e+t;s.push(n,r,o),s.push(r,a,o)}this.setIndex(s),this.setAttribute("position",new Mr(a,3)),this.setAttribute("normal",new Mr(o,3)),this.setAttribute("uv",new Mr(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ph(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Lh extends Cr{constructor(e=1,t=.4,n=64,i=8,r=2,s=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:r,q:s},n=Math.floor(n),i=Math.floor(i);const a=[],o=[],l=[],c=[],h=new Gn,u=new Gn,d=new Gn,p=new Gn,m=new Gn,f=new Gn,g=new Gn;for(let a=0;a<=n;++a){const _=a/n*r*Math.PI*2;v(_,r,s,e,d),v(_+.01,r,s,e,p),f.subVectors(p,d),g.addVectors(p,d),m.crossVectors(f,g),g.crossVectors(m,f),m.normalize(),g.normalize();for(let e=0;e<=i;++e){const r=e/i*Math.PI*2,s=-t*Math.cos(r),p=t*Math.sin(r);h.x=d.x+(s*g.x+p*m.x),h.y=d.y+(s*g.y+p*m.y),h.z=d.z+(s*g.z+p*m.z),o.push(h.x,h.y,h.z),u.subVectors(h,d).normalize(),l.push(u.x,u.y,u.z),c.push(a/n),c.push(e/i)}}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,o=(i+1)*(e-1)+t;a.push(n,r,o),a.push(r,s,o)}function v(e,t,n,i,r){const s=Math.cos(e),a=Math.sin(e),o=n/t*e,l=Math.cos(o);r.x=i*(2+l)*.5*s,r.y=i*(2+l)*a*.5,r.z=i*Math.sin(o)*.5}this.setIndex(a),this.setAttribute("position",new Mr(o,3)),this.setAttribute("normal",new Mr(l,3)),this.setAttribute("uv",new Mr(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Lh(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class Ih extends Cr{constructor(e=new Pc(new Gn(-1,-1,0),new Gn(-1,1,0),new Gn(1,1,0)),t=64,n=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r};const s=e.computeFrenetFrames(t,r);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals;const a=new Gn,o=new Gn,l=new mn;let c=new Gn;const h=[],u=[],d=[],p=[];function m(r){c=e.getPointAt(r/t,c);const l=s.normals[r],d=s.binormals[r];for(let e=0;e<=i;e++){const t=e/i*Math.PI*2,r=Math.sin(t),s=-Math.cos(t);o.x=s*l.x+r*d.x,o.y=s*l.y+r*d.y,o.z=s*l.z+r*d.z,o.normalize(),u.push(o.x,o.y,o.z),a.x=c.x+n*o.x,a.y=c.y+n*o.y,a.z=c.z+n*o.z,h.push(a.x,a.y,a.z)}}!function(){for(let e=0;e<t;e++)m(e);m(!1===r?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=i;n++)l.x=e/t,l.y=n/i,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,a=(i+1)*(e-1)+t;p.push(n,r,a),p.push(r,s,a)}}()}(),this.setIndex(p),this.setAttribute("position",new Mr(h,3)),this.setAttribute("normal",new Mr(u,3)),this.setAttribute("uv",new Mr(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new Ih((new Ic[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class Dh extends Cr{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,i=new Gn,r=new Gn;if(null!==e.index){const s=e.attributes.position,a=e.index;let o=e.groups;0===o.length&&(o=[{start:0,count:a.count,materialIndex:0}]);for(let e=0,l=o.length;e<l;++e){const l=o[e],c=l.start;for(let e=c,o=c+l.count;e<o;e+=3)for(let o=0;o<3;o++){const l=a.getX(e+o),c=a.getX(e+(o+1)%3);i.fromBufferAttribute(s,l),r.fromBufferAttribute(s,c),!0===Uh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const s=e.attributes.position;for(let e=0,a=s.count/3;e<a;e++)for(let a=0;a<3;a++){const o=3*e+a,l=3*e+(a+1)%3;i.fromBufferAttribute(s,o),r.fromBufferAttribute(s,l),!0===Uh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new Mr(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Uh(e,t,n){const i=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,r=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==n.has(i)&&!0!==n.has(r)&&(n.add(i),n.add(r),!0)}var Nh=Object.freeze({__proto__:null,BoxGeometry:Zr,CapsuleGeometry:Oc,CircleGeometry:Fc,ConeGeometry:Bc,CylinderGeometry:zc,DodecahedronGeometry:Hc,EdgesGeometry:Xc,ExtrudeGeometry:Sh,IcosahedronGeometry:Th,LatheGeometry:Nc,OctahedronGeometry:wh,PlaneGeometry:gs,PolyhedronGeometry:kc,RingGeometry:Eh,ShapeGeometry:Ah,SphereGeometry:Rh,TetrahedronGeometry:Ch,TorusGeometry:Ph,TorusKnotGeometry:Lh,TubeGeometry:Ih,WireframeGeometry:Dh});class Oh extends ir{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new lr(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class Fh extends es{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class zh extends ir{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new lr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new lr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Bh extends zh{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new mn(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return sn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new lr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=Infinity,this.attenuationColor=new lr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new lr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class kh extends ir{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new lr(16777215),this.specular=new lr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new lr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=_e,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Hh extends ir{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new lr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new lr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Gh extends ir{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Vh extends ir{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new lr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new lr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=_e,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Wh extends ir{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new lr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class jh extends Xl{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Xh(e,t,n){return Yh(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)}function qh(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Yh(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Zh(e){const t=e.length,n=new Array(t);for(let e=0;e!==t;++e)n[e]=e;return n.sort((function(t,n){return e[t]-e[n]})),n}function Kh(e,t,n){const i=e.length,r=new e.constructor(i);for(let s=0,a=0;a!==i;++s){const i=n[s]*t;for(let n=0;n!==t;++n)r[a++]=e[i+n]}return r}function Jh(e,t,n,i){let r=1,s=e[0];for(;void 0!==s&&void 0===s[i];)s=e[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(t.push(s.time),n.push.apply(n,a)),s=e[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(t.push(s.time),a.toArray(n,n.length)),s=e[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(t.push(s.time),n.push(a)),s=e[r++]}while(void 0!==s)}const Qh={arraySlice:Xh,convertArray:qh,isTypedArray:Yh,getKeyframeOrder:Zh,sortedArray:Kh,flattenJSON:Jh,subclip:function(e,t,n,i,r=30){const s=e.clone();s.name=t;const a=[];for(let e=0;e<s.tracks.length;++e){const t=s.tracks[e],o=t.getValueSize(),l=[],c=[];for(let e=0;e<t.times.length;++e){const s=t.times[e]*r;if(!(s<n||s>=i)){l.push(t.times[e]);for(let n=0;n<o;++n)c.push(t.values[e*o+n])}}0!==l.length&&(t.times=qh(l,t.times.constructor),t.values=qh(c,t.values.constructor),a.push(t))}s.tracks=a;let o=Infinity;for(let e=0;e<s.tracks.length;++e)o>s.tracks[e].times[0]&&(o=s.tracks[e].times[0]);for(let e=0;e<s.tracks.length;++e)s.tracks[e].shift(-1*o);return s.resetDuration(),s},makeClipAdditive:function(e,t=0,n=e,i=30){i<=0&&(i=30);const r=n.tracks.length,s=t/i;for(let t=0;t<r;++t){const i=n.tracks[t],r=i.ValueTypeName;if("bool"===r||"string"===r)continue;const a=e.tracks.find((function(e){return e.name===i.name&&e.ValueTypeName===r}));if(void 0===a)continue;let o=0;const l=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(o=l/3);let c=0;const h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=i.times.length-1;let d;if(s<=i.times[0]){const e=o,t=l-o;d=Xh(i.values,e,t)}else if(s>=i.times[u]){const e=u*l+o,t=e+l-o;d=Xh(i.values,e,t)}else{const e=i.createInterpolant(),t=o,n=l-o;e.evaluate(s),d=Xh(e.resultBuffer,t,n)}if("quaternion"===r){(new Hn).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let e=0;e<p;++e){const t=e*h+c;if("quaternion"===r)Hn.multiplyQuaternionsFlat(a.values,t,d,0,a.values,t);else{const e=h-2*c;for(let n=0;n<e;++n)a.values[t+n]-=d[n]}}}return e.blendMode=Bt,e}};class $h{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],r=t[n-1];e:{t:{let s;n:{i:if(!(e<i)){for(let s=n+2;;){if(void 0===i){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===s)break;if(r=i,i=t[++n],e<i)break t}s=t.length;break n}if(e>=r)break e;{const a=t[1];e<a&&(n=2,r=a);for(let s=n-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(n===s)break;if(i=r,r=t[--n-1],e>=r)break t}s=n,n=0}}for(;n<s;){const i=n+s>>>1;e<t[i]?s=i:n=i+1}if(i=t[n],r=t[n-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let e=0;e!==i;++e)t[e]=n[r+e];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class eu extends $h{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Nt,endingEnd:Nt}}intervalChanged_(e,t,n){const i=this.parameterPositions;let r=e-2,s=e+1,a=i[r],o=i[s];if(void 0===a)switch(this.getSettings_().endingStart){case Ot:r=e,a=2*t-n;break;case Ft:r=i.length-2,a=t+i[r]-i[r+1];break;default:r=e,a=n}if(void 0===o)switch(this.getSettings_().endingEnd){case Ot:s=e,o=2*n-t;break;case Ft:s=1,o=n+i[1]-i[0];break;default:s=e-1,o=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-a),this._weightNext=l/(o-n),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=e*a,l=o-a,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(n-t)/(i-t),m=p*p,f=m*p,g=-u*f+2*u*m-u*p,v=(1+u)*f+(-1.5-2*u)*m+(-.5+u)*p+1,_=(-1-d)*f+(1.5+d)*m+.5*p,x=d*f-d*m;for(let e=0;e!==a;++e)r[e]=g*s[c+e]+v*s[l+e]+_*s[o+e]+x*s[h+e];return r}}class tu extends $h{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=e*a,l=o-a,c=(n-t)/(i-t),h=1-c;for(let e=0;e!==a;++e)r[e]=s[l+e]*h+s[o+e]*c;return r}}class nu extends $h{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class iu{constructor(e,t,n,i){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=qh(t,this.TimeBufferType),this.values=qh(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:qh(e.times,Array),values:qh(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new nu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new tu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new eu(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case It:t=this.InterpolantFactoryMethodDiscrete;break;case Dt:t=this.InterpolantFactoryMethodLinear;break;case Ut:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return It;case this.InterpolantFactoryMethodLinear:return Dt;case this.InterpolantFactoryMethodSmooth:return Ut}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,s=i-1;for(;r!==i&&n[r]<e;)++r;for(;-1!==s&&n[s]>t;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const e=this.getValueSize();this.times=Xh(n,r,s),this.values=Xh(this.values,r*e,s*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let s=null;for(let t=0;t!==r;t++){const i=n[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,s),e=!1;break}s=i}if(void 0!==i&&Yh(i))for(let t=0,n=i.length;t!==n;++t){const n=i[t];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,n),e=!1;break}}return e}optimize(){const e=Xh(this.times),t=Xh(this.values),n=this.getValueSize(),i=this.getInterpolation()===Ut,r=e.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=e[a];if(o!==e[a+1]&&(1!==a||o!==e[0]))if(i)r=!0;else{const e=a*n,i=e-n,s=e+n;for(let a=0;a!==n;++a){const n=t[e+a];if(n!==t[i+a]||n!==t[s+a]){r=!0;break}}}if(r){if(a!==s){e[s]=e[a];const i=a*n,r=s*n;for(let e=0;e!==n;++e)t[r+e]=t[i+e]}++s}}if(r>0){e[s]=e[r];for(let e=r*n,i=s*n,a=0;a!==n;++a)t[i+a]=t[e+a];++s}return s!==e.length?(this.times=Xh(e,0,s),this.values=Xh(t,0,s*n)):(this.times=e,this.values=t),this}clone(){const e=Xh(this.times,0),t=Xh(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}iu.prototype.TimeBufferType=Float32Array,iu.prototype.ValueBufferType=Float32Array,iu.prototype.DefaultInterpolation=Dt;class ru extends iu{}ru.prototype.ValueTypeName="bool",ru.prototype.ValueBufferType=Array,ru.prototype.DefaultInterpolation=It,ru.prototype.InterpolantFactoryMethodLinear=void 0,ru.prototype.InterpolantFactoryMethodSmooth=void 0;class su extends iu{}su.prototype.ValueTypeName="color";class au extends iu{}au.prototype.ValueTypeName="number";class ou extends $h{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-t)/(i-t);let l=e*a;for(let e=l+a;l!==e;l+=4)Hn.slerpFlat(r,0,s,l-a,s,l,o);return r}}class lu extends iu{InterpolantFactoryMethodLinear(e){return new ou(this.times,this.values,this.getValueSize(),e)}}lu.prototype.ValueTypeName="quaternion",lu.prototype.DefaultInterpolation=Dt,lu.prototype.InterpolantFactoryMethodSmooth=void 0;class cu extends iu{}cu.prototype.ValueTypeName="string",cu.prototype.ValueBufferType=Array,cu.prototype.DefaultInterpolation=It,cu.prototype.InterpolantFactoryMethodLinear=void 0,cu.prototype.InterpolantFactoryMethodSmooth=void 0;class hu extends iu{}hu.prototype.ValueTypeName="vector";class uu{constructor(e,t=-1,n,i=2500){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=rn(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let e=0,r=n.length;e!==r;++e)t.push(du(n[e]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let e=0,i=n.length;e!==i;++e)t.push(iu.toJSON(n[e]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const r=t.length,s=[];for(let e=0;e<r;e++){let a=[],o=[];a.push((e+r-1)%r,e,(e+1)%r),o.push(0,1,0);const l=Zh(a);a=Kh(a,1,l),o=Kh(o,1,l),i||0!==a[0]||(a.push(r),o.push(o[0])),s.push(new au(".morphTargetInfluences["+t[e].name+"]",a,o).scale(1/n))}return new this(e,-1,s)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const t=e;n=t.geometry&&t.geometry.animations||t.animations}for(let e=0;e<n.length;e++)if(n[e].name===t)return n[e];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let t=0,n=e.length;t<n;t++){const n=e[t],s=n.name.match(r);if(s&&s.length>1){const e=s[1];let t=i[e];t||(i[e]=t=[]),t.push(n)}}const s=[];for(const e in i)s.push(this.CreateFromMorphTargetSequence(e,i[e],t,n));return s}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,i,r){if(0!==n.length){const s=[],a=[];Jh(n,s,a,i),0!==s.length&&r.push(new e(t,s,a))}},i=[],r=e.name||"default",s=e.fps||30,a=e.blendMode;let o=e.length||-1;const l=e.hierarchy||[];for(let e=0;e<l.length;e++){const r=l[e].keys;if(r&&0!==r.length)if(r[0].morphTargets){const e={};let t;for(t=0;t<r.length;t++)if(r[t].morphTargets)for(let n=0;n<r[t].morphTargets.length;n++)e[r[t].morphTargets[n]]=-1;for(const n in e){const e=[],s=[];for(let i=0;i!==r[t].morphTargets.length;++i){const i=r[t];e.push(i.time),s.push(i.morphTarget===n?1:0)}i.push(new au(".morphTargetInfluence["+n+"]",e,s))}o=e.length*s}else{const s=".bones["+t[e].name+"]";n(hu,s+".position",r,"pos",i),n(lu,s+".quaternion",r,"rot",i),n(hu,s+".scale",r,"scl",i)}}if(0===i.length)return null;return new this(r,o,i,a)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function du(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return au;case"vector":case"vector2":case"vector3":case"vector4":return hu;case"color":return su;case"quaternion":return lu;case"bool":case"boolean":return ru;case"string":return cu}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];Jh(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const pu={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class mu{constructor(e,t,n){const i=this;let r,s=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(e){o++,!1===s&&void 0!==i.onStart&&i.onStart(e,a,o),s=!0},this.itemEnd=function(e){a++,void 0!==i.onProgress&&i.onProgress(e,a,o),a===o&&(s=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(e){void 0!==i.onError&&i.onError(e)},this.resolveURL=function(e){return r?r(e):e},this.setURLModifier=function(e){return r=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){const t=l.indexOf(e);return-1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,n=l.length;t<n;t+=2){const n=l[t],i=l[t+1];if(n.global&&(n.lastIndex=0),n.test(e))return i}return null}}}const fu=new mu;class gu{constructor(e){this.manager=void 0!==e?e:fu,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise((function(i,r){n.load(e,i,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}gu.DEFAULT_MATERIAL_NAME="__DEFAULT";const vu={};class _u extends Error{constructor(e,t){super(e),this.response=t}}class xu extends gu{constructor(e){super(e)}load(e,t,n,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=pu.get(e);if(void 0!==r)return this.manager.itemStart(e),setTimeout((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==vu[e])return void vu[e].push({onLoad:t,onProgress:n,onError:i});vu[e]=[],vu[e].push({onLoad:t,onProgress:n,onError:i});const s=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(s).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;const n=vu[e],i=t.body.getReader(),r=t.headers.get("Content-Length")||t.headers.get("X-File-Size"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(e){!function t(){i.read().then((({done:i,value:r})=>{if(i)e.close();else{o+=r.byteLength;const i=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let e=0,t=n.length;e<t;e++){const t=n[e];t.onProgress&&t.onProgress(i)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw new _u(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`,t)})).then((e=>{switch(o){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,a)));case"json":return e.json();default:if(void 0===a)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(a),n=t&&t[1]?t[1].toLowerCase():void 0,i=new TextDecoder(n);return e.arrayBuffer().then((e=>i.decode(e)))}}})).then((t=>{pu.add(e,t);const n=vu[e];delete vu[e];for(let e=0,i=n.length;e<i;e++){const i=n[e];i.onLoad&&i.onLoad(t)}})).catch((t=>{const n=vu[e];if(void 0===n)throw this.manager.itemError(e),t;delete vu[e];for(let e=0,i=n.length;e<i;e++){const i=n[e];i.onError&&i.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class yu extends gu{constructor(e){super(e)}load(e,t,n,i){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,s=pu.get(e);if(void 0!==s)return r.manager.itemStart(e),setTimeout((function(){t&&t(s),r.manager.itemEnd(e)}),0),s;const a=yn("img");function o(){c(),pu.add(e,this),t&&t(this),r.manager.itemEnd(e)}function l(t){c(),i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)}function c(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(e),a.src=e,a}}class Mu extends gu{constructor(e){super(e)}load(e,t,n,i){const r=new On,s=new yu(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(e,(function(e){r.image=e,r.needsUpdate=!0,void 0!==t&&t(r)}),n,i),r}}class Su extends Vi{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new lr(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}class bu extends Su{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(Vi.DEFAULT_UP),this.updateMatrix(),this.groundColor=new lr(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const Tu=new _i,wu=new Gn,Eu=new Gn;class Au{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new mn(512,512),this.map=null,this.mapPass=null,this.matrix=new _i,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new ps,this._frameExtents=new mn(1,1),this._viewportCount=1,this._viewports=[new Fn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;wu.setFromMatrixPosition(e.matrixWorld),t.position.copy(wu),Eu.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Eu),t.updateMatrixWorld(),Tu.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Tu),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Tu)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Ru extends Au{constructor(){super(new ns(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=2*nn*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;n===t.fov&&i===t.aspect&&r===t.far||(t.fov=n,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Cu extends Su{constructor(e,t,n=0,i=Math.PI/3,r=0,s=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Vi.DEFAULT_UP),this.updateMatrix(),this.target=new Vi,this.distance=n,this.angle=i,this.penumbra=r,this.decay=s,this.map=null,this.shadow=new Ru}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Pu=new _i,Lu=new Gn,Iu=new Gn;class Du extends Au{constructor(){super(new ns(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new mn(4,2),this._viewportCount=6,this._viewports=[new Fn(2,1,1,1),new Fn(0,1,1,1),new Fn(3,1,1,1),new Fn(1,1,1,1),new Fn(3,0,1,1),new Fn(1,0,1,1)],this._cubeDirections=[new Gn(1,0,0),new Gn(-1,0,0),new Gn(0,0,1),new Gn(0,0,-1),new Gn(0,1,0),new Gn(0,-1,0)],this._cubeUps=[new Gn(0,1,0),new Gn(0,1,0),new Gn(0,1,0),new Gn(0,1,0),new Gn(0,0,1),new Gn(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,r=e.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),Lu.setFromMatrixPosition(e.matrixWorld),n.position.copy(Lu),Iu.copy(n.position),Iu.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Iu),n.updateMatrixWorld(),i.makeTranslation(-Lu.x,-Lu.y,-Lu.z),Pu.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Pu)}}class Uu extends Su{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Du}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class Nu extends Au{constructor(){super(new As(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Ou extends Su{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Vi.DEFAULT_UP),this.updateMatrix(),this.target=new Vi,this.shadow=new Nu}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Fu extends Su{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class zu extends Su{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Bu{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new Gn)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.282095),t.addScaledVector(s[1],.488603*i),t.addScaledVector(s[2],.488603*r),t.addScaledVector(s[3],.488603*n),t.addScaledVector(s[4],n*i*1.092548),t.addScaledVector(s[5],i*r*1.092548),t.addScaledVector(s[6],.315392*(3*r*r-1)),t.addScaledVector(s[7],n*r*1.092548),t.addScaledVector(s[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.886227),t.addScaledVector(s[1],1.023328*i),t.addScaledVector(s[2],1.023328*r),t.addScaledVector(s[3],1.023328*n),t.addScaledVector(s[4],.858086*n*i),t.addScaledVector(s[5],.858086*i*r),t.addScaledVector(s[6],.743125*r*r-.247708),t.addScaledVector(s[7],.858086*n*r),t.addScaledVector(s[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+3*i);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+3*i);return e}static getBasisAt(e,t){const n=e.x,i=e.y,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*n*r,t[8]=.546274*(n*n-i*i)}}class ku extends Su{constructor(e=new Bu,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class Hu extends gu{constructor(e){super(e),this.textures={}}load(e,t,n,i){const r=this,s=new xu(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const i=Hu.createMaterialFromType(e.type);if(void 0!==e.uuid&&(i.uuid=e.uuid),void 0!==e.name&&(i.name=e.name),void 0!==e.color&&void 0!==i.color&&i.color.setHex(e.color),void 0!==e.roughness&&(i.roughness=e.roughness),void 0!==e.metalness&&(i.metalness=e.metalness),void 0!==e.sheen&&(i.sheen=e.sheen),void 0!==e.sheenColor&&(i.sheenColor=(new lr).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(i.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==i.emissive&&i.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==i.specular&&i.specular.setHex(e.specular),void 0!==e.specularIntensity&&(i.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==i.specularColor&&i.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(i.shininess=e.shininess),void 0!==e.clearcoat&&(i.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(i.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.iridescence&&(i.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(i.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(i.transmission=e.transmission),void 0!==e.thickness&&(i.thickness=e.thickness),void 0!==e.attenuationDistance&&(i.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==i.attenuationColor&&i.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(i.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(i.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(i.fog=e.fog),void 0!==e.flatShading&&(i.flatShading=e.flatShading),void 0!==e.blending&&(i.blending=e.blending),void 0!==e.combine&&(i.combine=e.combine),void 0!==e.side&&(i.side=e.side),void 0!==e.shadowSide&&(i.shadowSide=e.shadowSide),void 0!==e.opacity&&(i.opacity=e.opacity),void 0!==e.transparent&&(i.transparent=e.transparent),void 0!==e.alphaTest&&(i.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(i.alphaHash=e.alphaHash),void 0!==e.depthTest&&(i.depthTest=e.depthTest),void 0!==e.depthWrite&&(i.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(i.colorWrite=e.colorWrite),void 0!==e.stencilWrite&&(i.stencilWrite=e.stencilWrite),void 0!==e.stencilWriteMask&&(i.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(i.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(i.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(i.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(i.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(i.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(i.stencilZPass=e.stencilZPass),void 0!==e.wireframe&&(i.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(i.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(i.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(i.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(i.rotation=e.rotation),1!==e.linewidth&&(i.linewidth=e.linewidth),void 0!==e.dashSize&&(i.dashSize=e.dashSize),void 0!==e.gapSize&&(i.gapSize=e.gapSize),void 0!==e.scale&&(i.scale=e.scale),void 0!==e.polygonOffset&&(i.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(i.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(i.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(i.dithering=e.dithering),void 0!==e.alphaToCoverage&&(i.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(i.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(i.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(i.visible=e.visible),void 0!==e.toneMapped&&(i.toneMapped=e.toneMapped),void 0!==e.userData&&(i.userData=e.userData),void 0!==e.vertexColors&&("number"==typeof e.vertexColors?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const t in e.uniforms){const r=e.uniforms[t];switch(i.uniforms[t]={},r.type){case"t":i.uniforms[t].value=n(r.value);break;case"c":i.uniforms[t].value=(new lr).setHex(r.value);break;case"v2":i.uniforms[t].value=(new mn).fromArray(r.value);break;case"v3":i.uniforms[t].value=(new Gn).fromArray(r.value);break;case"v4":i.uniforms[t].value=(new Fn).fromArray(r.value);break;case"m3":i.uniforms[t].value=(new fn).fromArray(r.value);break;case"m4":i.uniforms[t].value=(new _i).fromArray(r.value);break;default:i.uniforms[t].value=r.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(i.glslVersion=e.glslVersion),void 0!==e.extensions)for(const t in e.extensions)i.extensions[t]=e.extensions[t];if(void 0!==e.lights&&(i.lights=e.lights),void 0!==e.clipping&&(i.clipping=e.clipping),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=n(e.map)),void 0!==e.matcap&&(i.matcap=n(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),i.normalScale=(new mn).fromArray(t)}return void 0!==e.displacementMap&&(i.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=n(e.specularMap)),void 0!==e.specularIntensityMap&&(i.specularIntensityMap=n(e.specularIntensityMap)),void 0!==e.specularColorMap&&(i.specularColorMap=n(e.specularColorMap)),void 0!==e.envMap&&(i.envMap=n(e.envMap)),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new mn).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(i.iridescenceMap=n(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(i.transmissionMap=n(e.transmissionMap)),void 0!==e.thicknessMap&&(i.thicknessMap=n(e.thicknessMap)),void 0!==e.anisotropyMap&&(i.anisotropyMap=n(e.anisotropyMap)),void 0!==e.sheenColorMap&&(i.sheenColorMap=n(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){return new{ShadowMaterial:Oh,SpriteMaterial:il,RawShaderMaterial:Fh,ShaderMaterial:es,PointsMaterial:ic,MeshPhysicalMaterial:Bh,MeshStandardMaterial:zh,MeshPhongMaterial:kh,MeshToonMaterial:Hh,MeshNormalMaterial:Gh,MeshLambertMaterial:Vh,MeshDepthMaterial:Uo,MeshDistanceMaterial:No,MeshBasicMaterial:hr,MeshMatcapMaterial:Wh,LineDashedMaterial:jh,LineBasicMaterial:Xl,Material:ir}[e]}}class Gu{static decodeText(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let n=0,i=e.length;n<i;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch(e){return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class Vu extends Cr{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=Infinity}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class Wu extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new xu(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t={},n={};function i(e,i){if(void 0!==t[i])return t[i];const r=e.interleavedBuffers[i],s=function(e,t){if(void 0!==n[t])return n[t];const i=e.arrayBuffers,r=i[t],s=new Uint32Array(r).buffer;return n[t]=s,s}(e,r.buffer),a=xn(r.type,s),o=new el(a,r.stride);return o.uuid=r.uuid,t[i]=o,o}const r=e.isInstancedBufferGeometry?new Vu:new Cr,s=e.data.index;if(void 0!==s){const e=xn(s.type,s.array);r.setIndex(new _r(e,1))}const a=e.data.attributes;for(const t in a){const n=a[t];let s;if(n.isInterleavedBufferAttribute){const t=i(e.data,n.data);s=new nl(t,n.itemSize,n.offset,n.normalized)}else{const e=xn(n.type,n.array);s=new(n.isInstancedBufferAttribute?Fl:_r)(e,n.itemSize,n.normalized)}void 0!==n.name&&(s.name=n.name),void 0!==n.usage&&s.setUsage(n.usage),void 0!==n.updateRange&&(s.updateRange.offset=n.updateRange.offset,s.updateRange.count=n.updateRange.count),r.setAttribute(t,s)}const o=e.data.morphAttributes;if(o)for(const t in o){const n=o[t],s=[];for(let t=0,r=n.length;t<r;t++){const r=n[t];let a;if(r.isInterleavedBufferAttribute){const t=i(e.data,r.data);a=new nl(t,r.itemSize,r.offset,r.normalized)}else{const e=xn(r.type,r.array);a=new _r(e,r.itemSize,r.normalized)}void 0!==r.name&&(a.name=r.name),s.push(a)}r.morphAttributes[t]=s}e.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);const l=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==l)for(let e=0,t=l.length;e!==t;++e){const t=l[e];r.addGroup(t.start,t.count,t.materialIndex)}const c=e.data.boundingSphere;if(void 0!==c){const e=new Gn;void 0!==c.center&&e.fromArray(c.center),r.boundingSphere=new ci(e,c.radius)}return e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}}const ju={UVMapping:Ae,CubeReflectionMapping:Re,CubeRefractionMapping:Ce,EquirectangularReflectionMapping:Pe,EquirectangularRefractionMapping:Le,CubeUVReflectionMapping:Ie},Xu={RepeatWrapping:De,ClampToEdgeWrapping:Ue,MirroredRepeatWrapping:Ne},qu={NearestFilter:Oe,NearestMipmapNearestFilter:Fe,NearestMipmapLinearFilter:ze,LinearFilter:Be,LinearMipmapNearestFilter:ke,LinearMipmapLinearFilter:He};class Yu extends gu{constructor(e){super(e),this.isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,s=pu.get(e);if(void 0!==s)return r.manager.itemStart(e),setTimeout((function(){t&&t(s),r.manager.itemEnd(e)}),0),s;const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,fetch(e,a).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(n){pu.add(e,n),t&&t(n),r.manager.itemEnd(e)})).catch((function(t){i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)})),r.manager.itemStart(e)}}let Zu,Ku=class{static getContext(){return void 0===Zu&&(Zu=new(window.AudioContext||window.webkitAudioContext)),Zu}static setContext(e){Zu=e}};class Ju extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new xu(this.manager);function a(t){i?i(t):console.error(t),r.manager.itemError(e)}s.setResponseType("arraybuffer"),s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(e){try{const n=e.slice(0);Ku.getContext().decodeAudioData(n,(function(e){t(e)}),a)}catch(e){a(e)}}),n,i)}}const Qu=new _i,$u=new _i,ed=new _i;class td{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=nd(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=nd();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function nd(){return("undefined"==typeof performance?Date:performance).now()}const id=new Gn,rd=new Hn,sd=new Gn,ad=new Gn;class od extends Vi{constructor(){super(),this.type="AudioListener",this.context=Ku.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new td}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(id,rd,sd),ad.set(0,0,-1).applyQuaternion(rd),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(id.x,e),t.positionY.linearRampToValueAtTime(id.y,e),t.positionZ.linearRampToValueAtTime(id.z,e),t.forwardX.linearRampToValueAtTime(ad.x,e),t.forwardY.linearRampToValueAtTime(ad.y,e),t.forwardZ.linearRampToValueAtTime(ad.z,e),t.upX.linearRampToValueAtTime(n.x,e),t.upY.linearRampToValueAtTime(n.y,e),t.upZ.linearRampToValueAtTime(n.z,e)}else t.setPosition(id.x,id.y,id.z),t.setOrientation(ad.x,ad.y,ad.z,n.x,n.y,n.z)}}class ld extends Vi{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}getFilters(){return this.filters}setFilters(e){return e||(e=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){if(this.detune=e,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const cd=new Gn,hd=new Hn,ud=new Gn,dd=new Gn;class pd{constructor(e,t,n){let i,r,s;switch(this.binding=e,this.valueSize=n,t){case"quaternion":i=this._slerp,r=this._slerpAdditive,s=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,s=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:i=this._lerp,r=this._lerpAdditive,s=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=s,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,r=e*i+i;let s=this.cumulativeWeight;if(0===s){for(let e=0;e!==i;++e)n[r+e]=n[e];s=t}else{s+=t;const e=t/s;this._mixBufferRegion(n,r,0,e,i)}this.cumulativeWeight=s}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,r=this.cumulativeWeight,s=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const e=t*this._origIndex;this._mixBufferRegion(n,i,e,1-r,t)}s>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let e=t,r=t+t;e!==r;++e)if(n[e]!==n[e+t]){a.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let e=n,r=i;e!==r;++e)t[e]=t[i+e%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,r){if(i>=.5)for(let i=0;i!==r;++i)e[t+i]=e[n+i]}_slerp(e,t,n,i){Hn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,r){const s=this._workIndex*r;Hn.multiplyQuaternionsFlat(e,s,e,t,e,n),Hn.slerpFlat(e,t,e,t,e,s,i)}_lerp(e,t,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=t+a;e[r]=e[r]*s+e[n+a]*i}}_lerpAdditive(e,t,n,i,r){for(let s=0;s!==r;++s){const r=t+s;e[r]=e[r]+e[n+s]*i}}}const md="\\[\\]\\.:\\/",fd=new RegExp("["+md+"]","g"),gd="[^"+md+"]",vd="[^"+md.replace("\\.","")+"]",_d=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",gd)+/(WCOD+)?/.source.replace("WCOD",vd)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",gd)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",gd)+"$"),xd=["material","materials","bones","map"];class yd{constructor(e,t,n){this.path=t,this.parsedPath=n||yd.parseTrackName(t),this.node=yd.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new yd.Composite(e,t,n):new yd(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(fd,"")}static parseTrackName(e){const t=_d.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const e=n.nodeName.substring(i+1);-1!==xd.indexOf(e)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=e)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){const n=function(e){for(let i=0;i<e.length;i++){const r=e[i];if(r.name===t||r.uuid===t)return r;const s=n(r.children);if(s)return s}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let r=t.propertyIndex;if(e||(e=yd.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(n){let i=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===i){i=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);e=e.material.map;break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==i){if(void 0===e[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[i]}}const s=e[i];if(void 0===s){const n=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+i+" but it wasn't found.",e)}let a=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?a=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[r]&&(r=e.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(o=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=i;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}yd.Composite=class{constructor(e,t,n){const i=n||yd.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}},yd.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},yd.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},yd.prototype.GetterByBindingType=[yd.prototype._getValue_direct,yd.prototype._getValue_array,yd.prototype._getValue_arrayElement,yd.prototype._getValue_toArray],yd.prototype.SetterByBindingTypeAndVersioning=[[yd.prototype._setValue_direct,yd.prototype._setValue_direct_setNeedsUpdate,yd.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[yd.prototype._setValue_array,yd.prototype._setValue_array_setNeedsUpdate,yd.prototype._setValue_array_setMatrixWorldNeedsUpdate],[yd.prototype._setValue_arrayElement,yd.prototype._setValue_arrayElement_setNeedsUpdate,yd.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[yd.prototype._setValue_fromArray,yd.prototype._setValue_fromArray_setNeedsUpdate,yd.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Md{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const r=t.tracks,s=r.length,a=new Array(s),o={endingStart:Nt,endingEnd:Nt};for(let e=0;e!==s;++e){const t=r[e].createInterpolant(null);a[e]=t,t.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=Infinity,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const n=this._clip.duration,i=e._clip.duration,r=i/n,s=n/i;e.warp(1,r,t),this.warp(s,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,r=i.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=e/s,l[1]=t/s,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled)return void this._updateWeight(e);const r=this._startTime;if(null!==r){const i=(e-r)*n;i<0||0===n?t=0:(this._startTime=null,t=n*i)}t*=this._updateTimeScale(e);const s=this._updateTime(t),a=this._updateWeight(e);if(a>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===Bt)for(let n=0,i=e.length;n!==i;++n)e[n].evaluate(s),t[n].accumulateAdditive(a);else for(let n=0,r=e.length;n!==r;++n)e[n].evaluate(s),t[n].accumulate(i,a)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,r=this._loopCount;const s=2202===n;if(0===e)return-1===r?i:s&&1==(1&r)?t-i:i;if(n===Lt){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else{if(!(i<0)){this.time=i;break e}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=t||i<0){const n=Math.floor(i/t);i-=t*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===a){const t=e<0;this._setEndings(t,!t,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Ot,i.endingEnd=Ot):(i.endingStart=e?this.zeroSlopeAtStart?Ot:Nt:Ft,i.endingEnd=t?this.zeroSlopeAtEnd?Ot:Nt:Ft)}_scheduleFading(e,t,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=t,a[1]=r+e,o[1]=n,this}}const Sd=new Float32Array(1);class bd extends Qt{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,r=i.length,s=e._propertyBindings,a=e._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let e=0;e!==r;++e){const r=i[e],l=r.name;let h=c[l];if(void 0!==h)++h.referenceCount,s[e]=h;else{if(h=s[e],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=t&&t._propertyBindings[e].binding.parsedPath;h=new pd(yd.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[e]=h}a[e].resultBuffer=h.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,n=e._clip.uuid,i=this._actionsByClip[n];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,n,t)}const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,r=this._actionsByClip;let s=r[t];if(void 0===s)s={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[t]=s;else{const t=s.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=i.length,i.push(e),s.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const r=e._clip.uuid,s=this._actionsByClip,a=s[r],o=a.knownActions,l=o[o.length-1],c=e._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),e._byClipCacheIndex=null;delete a.actionByRoot[(e._localRoot||this._root).uuid],0===o.length&&delete s[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==--n.referenceCount&&this._removeInactiveBinding(n)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,r=this._bindings;let s=i[t];void 0===s&&(s={},i[t]=s),s[n]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,r=n.path,s=this._bindingsByRootAndName,a=s[i],o=t[t.length-1],l=e._cacheIndex;o._cacheIndex=l,t[l]=o,t.pop(),delete a[r],0===Object.keys(a).length&&delete s[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return void 0===n&&(n=new tu(new Float32Array(2),new Float32Array(2),1,Sd),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,r=t[i];e.__cacheIndex=i,t[i]=e,r.__cacheIndex=n,t[n]=r}clipAction(e,t,n){const i=t||this._root,r=i.uuid;let s="string"==typeof e?uu.findByName(i,e):e;const a=null!==s?s.uuid:e,o=this._actionsByClip[a];let l=null;if(void 0===n&&(n=null!==s?s.blendMode:zt),void 0!==o){const e=o.actionByRoot[r];if(void 0!==e&&e.blendMode===n)return e;l=o.knownActions[0],null===s&&(s=l._clip)}if(null===s)return null;const c=new Md(this,s,t,n);return this._bindAction(c,l),this._addInactiveAction(c,a,r),c}existingAction(e,t){const n=t||this._root,i=n.uuid,r="string"==typeof e?uu.findByName(n,e):e,s=r?r.uuid:e,a=this._actionsByClip[s];return void 0!==a&&a.actionByRoot[i]||null}stopAllAction(){const e=this._actions;for(let t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,r=Math.sign(e),s=this._accuIndex^=1;for(let a=0;a!==n;++a){t[a]._update(i,e,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let e=0;e!==o;++e)a[e].apply(s);return this}setTime(e){this.time=0;for(let e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,r=i[n];if(void 0!==r){const e=r.knownActions;for(let n=0,i=e.length;n!==i;++n){const i=e[n];this._deactivateAction(i);const r=i._cacheIndex,s=t[t.length-1];i._cacheIndex=null,i._byClipCacheIndex=null,s._cacheIndex=r,t[r]=s,t.pop(),this._removeInactiveBindingsForAction(i)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const e in n){const i=n[e].actionByRoot[t];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}const i=this._bindingsByRootAndName[t];if(void 0!==i)for(const e in i){const t=i[e];t.restoreOriginalState(),this._removeInactiveBinding(t)}}uncacheAction(e,t){const n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class Td{constructor(e){this.value=e}clone(){return new Td(void 0===this.value.clone?this.value:this.value.clone())}}let wd=0;class Ed{constructor(e,t,n=0,i=Infinity){this.ray=new vi(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Ci,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}intersectObject(e,t=!0,n=[]){return Rd(e,this,n,t),n.sort(Ad),n}intersectObjects(e,t=!0,n=[]){for(let i=0,r=e.length;i<r;i++)Rd(e[i],this,n,t);return n.sort(Ad),n}}function Ad(e,t){return e.distance-t.distance}function Rd(e,t,n,i){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===i){const i=e.children;for(let e=0,r=i.length;e<r;e++)Rd(i[e],t,n,!0)}}class Cd{constructor(e=1,t=0,n=0){return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=Math.max(e,Math.min(Math.PI-e,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(sn(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}const Pd=new mn;const Ld=new Gn,Id=new Gn;const Dd=new Gn;const Ud=new Gn,Nd=new _i,Od=new _i;function Fd(e){const t=[];!0===e.isBone&&t.push(e);for(let n=0;n<e.children.length;n++)t.push.apply(t,Fd(e.children[n]));return t}class zd extends qr{constructor(e,t,n){super(new Rh(t,4,2),new hr({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const Bd=new Gn,kd=new lr,Hd=new lr;const Gd=new Gn,Vd=new Gn,Wd=new Gn;const jd=new Gn,Xd=new ts;function qd(e,t,n,i,r,s,a){jd.set(r,s,a).unproject(i);const o=t[e];if(void 0!==o){const e=n.getAttribute("position");for(let t=0,n=o.length;t<n;t++)e.setXYZ(o[t],jd.x,jd.y,jd.z)}}const Yd=new jn;const Zd=new Gn;let Kd,Jd;class Qd{constructor(){this.type="ShapePath",this.color=new lr,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Uc,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,r,s){return this.currentPath.bezierCurveTo(e,t,n,i,r,s),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const n=t.length;let i=!1;for(let r=n-1,s=0;s<n;r=s++){let n=t[r],a=t[s],o=a.x-n.x,l=a.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=t[s],o=-o,a=t[r],l=-l),e.y<n.y||e.y>a.y)continue;if(e.y===n.y){if(e.x===n.x)return!0}else{const t=l*(e.x-n.x)-o*(e.y-n.y);if(0===t)return!0;if(t<0)continue;i=!i}}else{if(e.y!==n.y)continue;if(a.x<=e.x&&e.x<=n.x||n.x<=e.x&&e.x<=a.x)return!0}}return i}const n=xh.isClockWise,i=this.subPaths;if(0===i.length)return[];let r,s,a;const o=[];if(1===i.length)return s=i[0],a=new qc,a.curves=s.curves,o.push(a),o;let l=!n(i[0].getPoints());l=e?!l:l;const c=[],h=[];let u,d,p=[],m=0;h[m]=void 0,p[m]=[];for(let t=0,a=i.length;t<a;t++)s=i[t],u=s.getPoints(),r=n(u),r=e?!r:r,r?(!l&&h[m]&&m++,h[m]={s:new qc,p:u},h[m].s.curves=s.curves,l&&m++,p[m]=[]):p[m].push({h:s,p:u[0]});if(!h[0])return function(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n],r=new qc;r.curves=i.curves,t.push(r)}return t}(i);if(h.length>1){let e=!1,n=0;for(let e=0,t=h.length;e<t;e++)c[e]=[];for(let i=0,r=h.length;i<r;i++){const r=p[i];for(let s=0;s<r.length;s++){const a=r[s];let o=!0;for(let r=0;r<h.length;r++)t(a.p,h[r].p)&&(i!==r&&n++,o?(o=!1,c[r].push(a)):e=!0);o&&c[i].push(a)}}n>0&&!1===e&&(p=c)}for(let e=0,t=h.length;e<t;e++){a=h[e].s,o.push(a),d=p[e];for(let e=0,t=d.length;e<t;e++)a.holes.push(d[e].h)}return o}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:ae}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=ae);var $d=Object.freeze({__proto__:null,ACESFilmicToneMapping:we,AddEquation:ve,AddOperation:ye,AdditiveAnimationBlendMode:Bt,AdditiveBlending:2,AlphaFormat:1021,AlwaysCompare:519,AlwaysDepth:1,AlwaysStencilFunc:519,AmbientLight:Fu,AmbientLightProbe:class extends ku{constructor(e,t=1){super(void 0,t),this.isAmbientLightProbe=!0;const n=(new lr).set(e);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}},AnimationAction:Md,AnimationClip:uu,AnimationLoader:class extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new xu(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=uu.parse(e[n]);t.push(i)}return t}},AnimationMixer:bd,AnimationObjectGroup:class{constructor(){this.isAnimationObjectGroup=!0,this.uuid=rn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let t=0,n=arguments.length;t!==n;++t)e[arguments[t].uuid]=t;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,s=r.length;let a,o=e.length,l=this.nCachedObjects_;for(let c=0,h=arguments.length;c!==h;++c){const h=arguments[c],u=h.uuid;let d=t[u];if(void 0===d){d=o++,t[u]=d,e.push(h);for(let e=0,t=s;e!==t;++e)r[e].push(new yd(h,n[e],i[e]))}else if(d<l){a=e[d];const o=--l,c=e[o];t[c.uuid]=d,e[d]=c,t[u]=o,e[o]=h;for(let e=0,t=s;e!==t;++e){const t=r[e],s=t[o];let a=t[d];t[d]=s,void 0===a&&(a=new yd(h,n[e],i[e])),t[o]=a}}else e[d]!==a&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_;for(let s=0,a=arguments.length;s!==a;++s){const a=arguments[s],o=a.uuid,l=t[o];if(void 0!==l&&l>=r){const s=r++,c=e[s];t[c.uuid]=l,e[l]=c,t[o]=s,e[s]=a;for(let e=0,t=i;e!==t;++e){const t=n[e],i=t[s],r=t[l];t[l]=i,t[s]=r}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,s=e.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=t[o];if(void 0!==l)if(delete t[o],l<r){const a=--r,o=e[a],c=--s,h=e[c];t[o.uuid]=l,e[l]=o,t[h.uuid]=a,e[a]=h,e.pop();for(let e=0,t=i;e!==t;++e){const t=n[e],i=t[a],r=t[c];t[l]=i,t[a]=r,t.pop()}}else{const r=--s,a=e[r];r>0&&(t[a.uuid]=l),e[l]=a,e.pop();for(let e=0,t=i;e!==t;++e){const t=n[e];t[l]=t[r],t.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const n=this._bindingsIndicesByPath;let i=n[e];const r=this._bindings;if(void 0!==i)return r[i];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);i=r.length,n[e]=i,s.push(e),a.push(t),r.push(h);for(let n=c,i=o.length;n!==i;++n){const i=o[n];h[n]=new yd(i,e,t)}return h}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(void 0!==n){const i=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];t[e[a]]=n,s[n]=o,s.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}},AnimationUtils:Qh,ArcCurve:fc,ArrayCamera:ko,ArrowHelper:class extends Vi{constructor(e=new Gn(0,0,1),t=new Gn(0,0,0),n=1,i=16776960,r=.2*n,s=.2*r){super(),this.type="ArrowHelper",void 0===Kd&&(Kd=new Cr,Kd.setAttribute("position",new Mr([0,0,0,0,1,0],3)),Jd=new zc(0,.5,1,5,1),Jd.translate(0,-.5,0)),this.position.copy(t),this.line=new Ql(Kd,new Xl({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new qr(Jd,new hr({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,r,s)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Zd.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Zd,t)}}setLength(e,t=.2*e,n=.2*t){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}},Audio:ld,AudioAnalyser:class{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}},AudioContext:Ku,AudioListener:od,AudioLoader:Ju,AxesHelper:class extends tc{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=new Cr;n.setAttribute("position",new Mr(t,3)),n.setAttribute("color",new Mr([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(n,new Xl({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,n){const i=new lr,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(n),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}},BackSide:pe,BasicDepthPacking:3200,BasicShadowMap:0,Bone:Il,BooleanKeyframeTrack:ru,Box2:class{constructor(e=new mn(Infinity,Infinity),t=new mn(-Infinity,-Infinity)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Pd.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=Infinity,this.max.x=this.max.y=-Infinity,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y)}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Pd).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}},Box3:jn,Box3Helper:class extends tc{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Cr;i.setIndex(new _r(n,1)),i.setAttribute("position",new Mr([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(i,new Xl({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}},BoxGeometry:Zr,BoxHelper:class extends tc{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(24),r=new Cr;r.setIndex(new _r(n,1)),r.setAttribute("position",new _r(i,3)),super(r,new Xl({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&Yd.setFromObject(this.object),Yd.isEmpty())return;const t=Yd.min,n=Yd.max,i=this.geometry.attributes.position,r=i.array;r[0]=n.x,r[1]=n.y,r[2]=n.z,r[3]=t.x,r[4]=n.y,r[5]=n.z,r[6]=t.x,r[7]=t.y,r[8]=n.z,r[9]=n.x,r[10]=t.y,r[11]=n.z,r[12]=n.x,r[13]=n.y,r[14]=t.z,r[15]=t.x,r[16]=n.y,r[17]=t.z,r[18]=t.x,r[19]=t.y,r[20]=t.z,r[21]=n.x,r[22]=t.y,r[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}},BufferAttribute:_r,BufferGeometry:Cr,BufferGeometryLoader:Wu,ByteType:1010,Cache:pu,Camera:ts,CameraHelper:class extends tc{constructor(e){const t=new Cr,n=new Xl({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],s={};function a(e,t){o(e),o(t)}function o(e){i.push(0,0,0),r.push(0,0,0),void 0===s[e]&&(s[e]=[]),s[e].push(i.length/3-1)}a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4"),t.setAttribute("position",new Mr(i,3)),t.setAttribute("color",new Mr(r,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update();const l=new lr(16755200),c=new lr(16711680),h=new lr(43775),u=new lr(16777215),d=new lr(3355443);this.setColors(l,c,h,u,d)}setColors(e,t,n,i,r){const s=this.geometry.getAttribute("color");s.setXYZ(0,e.r,e.g,e.b),s.setXYZ(1,e.r,e.g,e.b),s.setXYZ(2,e.r,e.g,e.b),s.setXYZ(3,e.r,e.g,e.b),s.setXYZ(4,e.r,e.g,e.b),s.setXYZ(5,e.r,e.g,e.b),s.setXYZ(6,e.r,e.g,e.b),s.setXYZ(7,e.r,e.g,e.b),s.setXYZ(8,e.r,e.g,e.b),s.setXYZ(9,e.r,e.g,e.b),s.setXYZ(10,e.r,e.g,e.b),s.setXYZ(11,e.r,e.g,e.b),s.setXYZ(12,e.r,e.g,e.b),s.setXYZ(13,e.r,e.g,e.b),s.setXYZ(14,e.r,e.g,e.b),s.setXYZ(15,e.r,e.g,e.b),s.setXYZ(16,e.r,e.g,e.b),s.setXYZ(17,e.r,e.g,e.b),s.setXYZ(18,e.r,e.g,e.b),s.setXYZ(19,e.r,e.g,e.b),s.setXYZ(20,e.r,e.g,e.b),s.setXYZ(21,e.r,e.g,e.b),s.setXYZ(22,e.r,e.g,e.b),s.setXYZ(23,e.r,e.g,e.b),s.setXYZ(24,t.r,t.g,t.b),s.setXYZ(25,t.r,t.g,t.b),s.setXYZ(26,t.r,t.g,t.b),s.setXYZ(27,t.r,t.g,t.b),s.setXYZ(28,t.r,t.g,t.b),s.setXYZ(29,t.r,t.g,t.b),s.setXYZ(30,t.r,t.g,t.b),s.setXYZ(31,t.r,t.g,t.b),s.setXYZ(32,n.r,n.g,n.b),s.setXYZ(33,n.r,n.g,n.b),s.setXYZ(34,n.r,n.g,n.b),s.setXYZ(35,n.r,n.g,n.b),s.setXYZ(36,n.r,n.g,n.b),s.setXYZ(37,n.r,n.g,n.b),s.setXYZ(38,i.r,i.g,i.b),s.setXYZ(39,i.r,i.g,i.b),s.setXYZ(40,r.r,r.g,r.b),s.setXYZ(41,r.r,r.g,r.b),s.setXYZ(42,r.r,r.g,r.b),s.setXYZ(43,r.r,r.g,r.b),s.setXYZ(44,r.r,r.g,r.b),s.setXYZ(45,r.r,r.g,r.b),s.setXYZ(46,r.r,r.g,r.b),s.setXYZ(47,r.r,r.g,r.b),s.setXYZ(48,r.r,r.g,r.b),s.setXYZ(49,r.r,r.g,r.b),s.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap;Xd.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),qd("c",t,e,Xd,0,0,-1),qd("t",t,e,Xd,0,0,1),qd("n1",t,e,Xd,-1,-1,-1),qd("n2",t,e,Xd,1,-1,-1),qd("n3",t,e,Xd,-1,1,-1),qd("n4",t,e,Xd,1,1,-1),qd("f1",t,e,Xd,-1,-1,1),qd("f2",t,e,Xd,1,-1,1),qd("f3",t,e,Xd,-1,1,1),qd("f4",t,e,Xd,1,1,1),qd("u1",t,e,Xd,.7,1.1,-1),qd("u2",t,e,Xd,-.7,1.1,-1),qd("u3",t,e,Xd,0,2,-1),qd("cf1",t,e,Xd,-1,0,1),qd("cf2",t,e,Xd,1,0,1),qd("cf3",t,e,Xd,0,-1,1),qd("cf4",t,e,Xd,0,1,1),qd("cn1",t,e,Xd,-1,0,-1),qd("cn2",t,e,Xd,1,0,-1),qd("cn3",t,e,Xd,0,-1,-1),qd("cn4",t,e,Xd,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},CanvasTexture:dc,CapsuleGeometry:Oc,CatmullRomCurve3:Mc,CineonToneMapping:Te,CircleGeometry:Fc,ClampToEdgeWrapping:Ue,Clock:td,Color:lr,ColorKeyframeTrack:su,ColorManagement:Cn,CompressedArrayTexture:class extends uc{constructor(e,t,n,i,r,s){super(e,t,n,r,s),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Ue}},CompressedTexture:uc,CompressedTextureLoader:class extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=[],a=new uc,o=new xu(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(e[c],(function(e){const n=r.parse(e,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(a.minFilter=Be),a.image=s,a.format=n.format,a.needsUpdate=!0,t&&t(a))}),n,i)}if(Array.isArray(e))for(let t=0,n=e.length;t<n;++t)c(t);else o.load(e,(function(e){const n=r.parse(e,!0);if(n.isCubemap){const e=n.mipmaps.length/n.mipmapCount;for(let t=0;t<e;t++){s[t]={mipmaps:[]};for(let e=0;e<n.mipmapCount;e++)s[t].mipmaps.push(n.mipmaps[t*n.mipmapCount+e]),s[t].format=n.format,s[t].width=n.width,s[t].height=n.height}a.image=s}else a.image.width=n.width,a.image.height=n.height,a.mipmaps=n.mipmaps;1===n.mipmapCount&&(a.minFilter=Be),a.format=n.format,a.needsUpdate=!0,t&&t(a)}),n,i);return a}},ConeGeometry:Bc,CubeCamera:rs,CubeReflectionMapping:Re,CubeRefractionMapping:Ce,CubeTexture:ss,CubeTextureLoader:class extends gu{constructor(e){super(e)}load(e,t,n,i){const r=new ss;r.colorSpace=Vt;const s=new yu(this.manager);s.setCrossOrigin(this.crossOrigin),s.setPath(this.path);let a=0;function o(n){s.load(e[n],(function(e){r.images[n]=e,a++,6===a&&(r.needsUpdate=!0,t&&t(r))}),void 0,i)}for(let t=0;t<e.length;++t)o(t);return r}},CubeUVReflectionMapping:Ie,CubicBezierCurve:wc,CubicBezierCurve3:Ec,CubicInterpolant:eu,CullFaceBack:1,CullFaceFront:2,CullFaceFrontBack:3,CullFaceNone:0,Curve:pc,CurvePath:Dc,CustomBlending:5,CustomToneMapping:Ee,CylinderGeometry:zc,Cylindrical:class{constructor(e=1,t=0,n=0){return this.radius=e,this.theta=t,this.y=n,this}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return(new this.constructor).copy(this)}},Data3DTexture:kn,DataArrayTexture:Bn,DataTexture:Dl,DataTextureLoader:class extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new Dl,a=new xu(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(e,(function(e){const n=r.parse(e);n&&(void 0!==n.image?s.image=n.image:void 0!==n.data&&(s.image.width=n.width,s.image.height=n.height,s.image.data=n.data),s.wrapS=void 0!==n.wrapS?n.wrapS:Ue,s.wrapT=void 0!==n.wrapT?n.wrapT:Ue,s.magFilter=void 0!==n.magFilter?n.magFilter:Be,s.minFilter=void 0!==n.minFilter?n.minFilter:Be,s.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.colorSpace?s.colorSpace=n.colorSpace:void 0!==n.encoding&&(s.encoding=n.encoding),void 0!==n.flipY&&(s.flipY=n.flipY),void 0!==n.format&&(s.format=n.format),void 0!==n.type&&(s.type=n.type),void 0!==n.mipmaps&&(s.mipmaps=n.mipmaps,s.minFilter=He),1===n.mipmapCount&&(s.minFilter=Be),void 0!==n.generateMipmaps&&(s.generateMipmaps=n.generateMipmaps),s.needsUpdate=!0,t&&t(s,n))}),n,i),s}},DataUtils:fr,DecrementStencilOp:7683,DecrementWrapStencilOp:34056,DefaultLoadingManager:fu,DepthFormat:Qe,DepthStencilFormat:$e,DepthTexture:Wo,DirectionalLight:Ou,DirectionalLightHelper:class extends Vi{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",void 0===t&&(t=1);let i=new Cr;i.setAttribute("position",new Mr([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const r=new Xl({fog:!1,toneMapped:!1});this.lightPlane=new Ql(i,r),this.add(this.lightPlane),i=new Cr,i.setAttribute("position",new Mr([0,0,0,0,0,1],3)),this.targetLine=new Ql(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),Gd.setFromMatrixPosition(this.light.matrixWorld),Vd.setFromMatrixPosition(this.light.target.matrixWorld),Wd.subVectors(Vd,Gd),this.lightPlane.lookAt(Vd),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Vd),this.targetLine.scale.z=Wd.length()}},DiscreteInterpolant:nu,DisplayP3ColorSpace:jt,DodecahedronGeometry:Hc,DoubleSide:me,DstAlphaFactor:206,DstColorFactor:208,DynamicCopyUsage:35050,DynamicDrawUsage:35048,DynamicReadUsage:35049,EdgesGeometry:Xc,EllipseCurve:mc,EqualCompare:514,EqualDepth:4,EqualStencilFunc:514,EquirectangularReflectionMapping:Pe,EquirectangularRefractionMapping:Le,Euler:Ri,EventDispatcher:Qt,ExtrudeGeometry:Sh,FileLoader:xu,Float16BufferAttribute:class extends _r{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=mr(this.array[e*this.itemSize]);return this.normalized&&(t=un(t,this.array)),t}setX(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize]=pr(t),this}getY(e){let t=mr(this.array[e*this.itemSize+1]);return this.normalized&&(t=un(t,this.array)),t}setY(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+1]=pr(t),this}getZ(e){let t=mr(this.array[e*this.itemSize+2]);return this.normalized&&(t=un(t,this.array)),t}setZ(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+2]=pr(t),this}getW(e){let t=mr(this.array[e*this.itemSize+3]);return this.normalized&&(t=un(t,this.array)),t}setW(e,t){return this.normalized&&(t=dn(t,this.array)),this.array[e*this.itemSize+3]=pr(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array)),this.array[e+0]=pr(t),this.array[e+1]=pr(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array)),this.array[e+0]=pr(t),this.array[e+1]=pr(n),this.array[e+2]=pr(i),this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=dn(t,this.array),n=dn(n,this.array),i=dn(i,this.array),r=dn(r,this.array)),this.array[e+0]=pr(t),this.array[e+1]=pr(n),this.array[e+2]=pr(i),this.array[e+3]=pr(r),this}},Float32BufferAttribute:Mr,Float64BufferAttribute:class extends _r{constructor(e,t,n){super(new Float64Array(e),t,n)}},FloatType:Xe,Fog:Qo,FogExp2:Jo,FramebufferTexture:class extends On{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Oe,this.minFilter=Oe,this.generateMipmaps=!1,this.needsUpdate=!0}},FrontSide:de,Frustum:ps,GLBufferAttribute:class{constructor(e,t,n,i,r){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=r,this.version=0}set needsUpdate(e){!0===e&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}},GLSL1:"100",GLSL3:Yt,GreaterCompare:516,GreaterDepth:6,GreaterEqualCompare:518,GreaterEqualDepth:5,GreaterEqualStencilFunc:518,GreaterStencilFunc:516,GridHelper:class extends tc{constructor(e=10,t=10,n=4473924,i=8947848){n=new lr(n),i=new lr(i);const r=t/2,s=e/t,a=e/2,o=[],l=[];for(let e=0,c=0,h=-a;e<=t;e++,h+=s){o.push(-a,0,h,a,0,h),o.push(h,0,-a,h,0,a);const t=e===r?n:i;t.toArray(l,c),c+=3,t.toArray(l,c),c+=3,t.toArray(l,c),c+=3,t.toArray(l,c),c+=3}const c=new Cr;c.setAttribute("position",new Mr(o,3)),c.setAttribute("color",new Mr(l,3));super(c,new Xl({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}},Group:Ho,HalfFloatType:qe,HemisphereLight:bu,HemisphereLightHelper:class extends Vi{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new wh(t);i.rotateY(.5*Math.PI),this.material=new hr({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),s=new Float32Array(3*r.count);i.setAttribute("color",new _r(s,3)),this.add(new qr(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");kd.copy(this.light.color),Hd.copy(this.light.groundColor);for(let e=0,n=t.count;e<n;e++){const i=e<n/2?kd:Hd;t.setXYZ(e,i.r,i.g,i.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(Bd.setFromMatrixPosition(this.light.matrixWorld).negate())}},HemisphereLightProbe:class extends ku{constructor(e,t,n=1){super(void 0,n),this.isHemisphereLightProbe=!0;const i=(new lr).set(e),r=(new lr).set(t),s=new Gn(i.r,i.g,i.b),a=new Gn(r.r,r.g,r.b),o=Math.sqrt(Math.PI),l=o*Math.sqrt(.75);this.sh.coefficients[0].copy(s).add(a).multiplyScalar(o),this.sh.coefficients[1].copy(s).sub(a).multiplyScalar(l)}},IcosahedronGeometry:Th,ImageBitmapLoader:Yu,ImageLoader:yu,ImageUtils:Ln,IncrementStencilOp:7682,IncrementWrapStencilOp:34055,InstancedBufferAttribute:Fl,InstancedBufferGeometry:Vu,InstancedInterleavedBuffer:class extends el{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}},InstancedMesh:jl,Int16BufferAttribute:class extends _r{constructor(e,t,n){super(new Int16Array(e),t,n)}},Int32BufferAttribute:class extends _r{constructor(e,t,n){super(new Int32Array(e),t,n)}},Int8BufferAttribute:class extends _r{constructor(e,t,n){super(new Int8Array(e),t,n)}},IntType:We,InterleavedBuffer:el,InterleavedBufferAttribute:nl,Interpolant:$h,InterpolateDiscrete:It,InterpolateLinear:Dt,InterpolateSmooth:Ut,InvertStencilOp:5386,KeepStencilOp:Xt,KeyframeTrack:iu,LOD:Ml,LatheGeometry:Nc,Layers:Ci,LessCompare:513,LessDepth:2,LessEqualCompare:515,LessEqualDepth:3,LessEqualStencilFunc:515,LessStencilFunc:513,Light:Su,LightProbe:ku,Line:Ql,Line3:class{constructor(e=new Gn,t=new Gn){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Ld.subVectors(e,this.start),Id.subVectors(this.end,this.start);const n=Id.dot(Id);let i=Id.dot(Ld)/n;return t&&(i=sn(i,0,1)),i}closestPointToPoint(e,t,n){const i=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},LineBasicMaterial:Xl,LineCurve:Ac,LineCurve3:Rc,LineDashedMaterial:jh,LineLoop:nc,LineSegments:tc,LinearEncoding:kt,LinearFilter:Be,LinearInterpolant:tu,LinearMipMapLinearFilter:1008,LinearMipMapNearestFilter:1007,LinearMipmapLinearFilter:He,LinearMipmapNearestFilter:ke,LinearSRGBColorSpace:Wt,LinearToneMapping:Se,Loader:gu,LoaderUtils:Gu,LoadingManager:mu,LoopOnce:Lt,LoopPingPong:2202,LoopRepeat:2201,LuminanceAlphaFormat:1025,LuminanceFormat:1024,MOUSE:oe,Material:ir,MaterialLoader:Hu,MathUtils:pn,Matrix3:fn,Matrix4:_i,MaxEquation:104,Mesh:qr,MeshBasicMaterial:hr,MeshDepthMaterial:Uo,MeshDistanceMaterial:No,MeshLambertMaterial:Vh,MeshMatcapMaterial:Wh,MeshNormalMaterial:Gh,MeshPhongMaterial:kh,MeshPhysicalMaterial:Bh,MeshStandardMaterial:zh,MeshToonMaterial:Hh,MinEquation:103,MirroredRepeatWrapping:Ne,MixOperation:xe,MultiplyBlending:4,MultiplyOperation:_e,NearestFilter:Oe,NearestMipMapLinearFilter:1005,NearestMipMapNearestFilter:1004,NearestMipmapLinearFilter:ze,NearestMipmapNearestFilter:Fe,NeverCompare:512,NeverDepth:0,NeverStencilFunc:512,NoBlending:0,NoColorSpace:Gt,NoToneMapping:Me,NormalAnimationBlendMode:zt,NormalBlending:1,NotEqualCompare:517,NotEqualDepth:7,NotEqualStencilFunc:517,NumberKeyframeTrack:au,Object3D:Vi,ObjectLoader:class extends gu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=""===this.path?Gu.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||s;const a=new xu(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(n){let s=null;try{s=JSON.parse(n)}catch(t){return void 0!==i&&i(t),void console.error("THREE:ObjectLoader: Can't parse "+e+".",t.message)}const a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())return void 0!==i&&i(new Error("THREE.ObjectLoader: Can't load "+e)),void console.error("THREE.ObjectLoader: Can't load "+e);r.parse(s,t)}),n,i)}async loadAsync(e,t){const n=""===this.path?Gu.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const i=new xu(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials);const r=await i.loadAsync(e,t),s=JSON.parse(r),a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(s)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,i),s=this.parseImages(e.images,(function(){void 0!==t&&t(l)})),a=this.parseTextures(e.textures,s),o=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,r,o,a,n),c=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,c),void 0!==t){let e=!1;for(const t in s)if(s[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(l)}return l}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),r=await this.parseImagesAsync(e.images),s=this.parseTextures(e.textures,r),a=this.parseMaterials(e.materials,s),o=this.parseObject(e.object,i,a,s,t),l=this.parseSkeletons(e.skeletons,o);return this.bindSkeletons(o,l),o}parseShapes(e){const t={};if(void 0!==e)for(let n=0,i=e.length;n<i;n++){const i=(new qc).fromJSON(e[n]);t[i.uuid]=i}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse((function(e){e.isBone&&(i[e.uuid]=e)})),void 0!==e)for(let t=0,r=e.length;t<r;t++){const r=(new Ol).fromJSON(e[t],i);n[r.uuid]=r}return n}parseGeometries(e,t){const n={};if(void 0!==e){const i=new Wu;for(let r=0,s=e.length;r<s;r++){let s;const a=e[r];switch(a.type){case"BufferGeometry":case"InstancedBufferGeometry":s=i.parse(a);break;default:a.type in Nh?s=Nh[a.type].fromJSON(a,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${a.type}"`)}s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),void 0!==a.userData&&(s.userData=a.userData),n[a.uuid]=s}}return n}parseMaterials(e,t){const n={},i={};if(void 0!==e){const r=new Hu;r.setTextures(t);for(let t=0,s=e.length;t<s;t++){const s=e[t];void 0===n[s.uuid]&&(n[s.uuid]=r.parse(s)),i[s.uuid]=n[s.uuid]}}return i}parseAnimations(e){const t={};if(void 0!==e)for(let n=0;n<e.length;n++){const i=e[n],r=uu.parse(i);t[r.uuid]=r}return t}parseImages(e,t){const n=this,i={};let r;function s(e){if("string"==typeof e){const t=e;return function(e){return n.manager.itemStart(e),r.load(e,(function(){n.manager.itemEnd(e)}),void 0,(function(){n.manager.itemError(e),n.manager.itemEnd(e)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(t)?t:n.resourcePath+t)}return e.data?{data:xn(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){const n=new mu(t);r=new yu(n),r.setCrossOrigin(this.crossOrigin);for(let t=0,n=e.length;t<n;t++){const n=e[t],r=n.url;if(Array.isArray(r)){const e=[];for(let t=0,n=r.length;t<n;t++){const n=s(r[t]);null!==n&&(n instanceof HTMLImageElement?e.push(n):e.push(new Dl(n.data,n.width,n.height)))}i[n.uuid]=new Dn(e)}else{const e=s(n.url);i[n.uuid]=new Dn(e)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function r(e){if("string"==typeof e){const n=e,r=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(n)?n:t.resourcePath+n;return await i.loadAsync(r)}return e.data?{data:xn(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){i=new yu(this.manager),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){const i=e[t],s=i.url;if(Array.isArray(s)){const e=[];for(let t=0,n=s.length;t<n;t++){const n=s[t],i=await r(n);null!==i&&(i instanceof HTMLImageElement?e.push(i):e.push(new Dl(i.data,i.width,i.height)))}n[i.uuid]=new Dn(e)}else{const e=await r(i.url);n[i.uuid]=new Dn(e)}}}return n}parseTextures(e,t){function n(e,t){return"number"==typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}const i={};if(void 0!==e)for(let r=0,s=e.length;r<s;r++){const s=e[r];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===t[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image);const a=t[s.image],o=a.data;let l;Array.isArray(o)?(l=new ss,6===o.length&&(l.needsUpdate=!0)):(l=o&&o.data?new Dl:new On,o&&(l.needsUpdate=!0)),l.source=a,l.uuid=s.uuid,void 0!==s.name&&(l.name=s.name),void 0!==s.mapping&&(l.mapping=n(s.mapping,ju)),void 0!==s.channel&&(l.channel=s.channel),void 0!==s.offset&&l.offset.fromArray(s.offset),void 0!==s.repeat&&l.repeat.fromArray(s.repeat),void 0!==s.center&&l.center.fromArray(s.center),void 0!==s.rotation&&(l.rotation=s.rotation),void 0!==s.wrap&&(l.wrapS=n(s.wrap[0],Xu),l.wrapT=n(s.wrap[1],Xu)),void 0!==s.format&&(l.format=s.format),void 0!==s.internalFormat&&(l.internalFormat=s.internalFormat),void 0!==s.type&&(l.type=s.type),void 0!==s.colorSpace&&(l.colorSpace=s.colorSpace),void 0!==s.encoding&&(l.encoding=s.encoding),void 0!==s.minFilter&&(l.minFilter=n(s.minFilter,qu)),void 0!==s.magFilter&&(l.magFilter=n(s.magFilter,qu)),void 0!==s.anisotropy&&(l.anisotropy=s.anisotropy),void 0!==s.flipY&&(l.flipY=s.flipY),void 0!==s.generateMipmaps&&(l.generateMipmaps=s.generateMipmaps),void 0!==s.premultiplyAlpha&&(l.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(l.unpackAlignment=s.unpackAlignment),void 0!==s.compareFunction&&(l.compareFunction=s.compareFunction),void 0!==s.userData&&(l.userData=s.userData),i[s.uuid]=l}return i}parseObject(e,t,n,i,r){let s,a,o;function l(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function c(e){if(void 0!==e){if(Array.isArray(e)){const t=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];void 0===n[r]&&console.warn("THREE.ObjectLoader: Undefined material",r),t.push(n[r])}return t}return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),n[e]}}function h(e){return void 0===i[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),i[e]}switch(e.type){case"Scene":s=new $o,void 0!==e.background&&(Number.isInteger(e.background)?s.background=new lr(e.background):s.background=h(e.background)),void 0!==e.environment&&(s.environment=h(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?s.fog=new Qo(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(s.fog=new Jo(e.fog.color,e.fog.density))),void 0!==e.backgroundBlurriness&&(s.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(s.backgroundIntensity=e.backgroundIntensity);break;case"PerspectiveCamera":s=new ns(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(s.focus=e.focus),void 0!==e.zoom&&(s.zoom=e.zoom),void 0!==e.filmGauge&&(s.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(s.filmOffset=e.filmOffset),void 0!==e.view&&(s.view=Object.assign({},e.view));break;case"OrthographicCamera":s=new As(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(s.zoom=e.zoom),void 0!==e.view&&(s.view=Object.assign({},e.view));break;case"AmbientLight":s=new Fu(e.color,e.intensity);break;case"DirectionalLight":s=new Ou(e.color,e.intensity);break;case"PointLight":s=new Uu(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":s=new zu(e.color,e.intensity,e.width,e.height);break;case"SpotLight":s=new Cu(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":s=new bu(e.color,e.groundColor,e.intensity);break;case"LightProbe":s=(new ku).fromJSON(e);break;case"SkinnedMesh":a=l(e.geometry),o=c(e.material),s=new Ll(a,o),void 0!==e.bindMode&&(s.bindMode=e.bindMode),void 0!==e.bindMatrix&&s.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(s.skeleton=e.skeleton);break;case"Mesh":a=l(e.geometry),o=c(e.material),s=new qr(a,o);break;case"InstancedMesh":a=l(e.geometry),o=c(e.material);const t=e.count,n=e.instanceMatrix,i=e.instanceColor;s=new jl(a,o,t),s.instanceMatrix=new Fl(new Float32Array(n.array),16),void 0!==i&&(s.instanceColor=new Fl(new Float32Array(i.array),i.itemSize));break;case"LOD":s=new Ml;break;case"Line":s=new Ql(l(e.geometry),c(e.material));break;case"LineLoop":s=new nc(l(e.geometry),c(e.material));break;case"LineSegments":s=new tc(l(e.geometry),c(e.material));break;case"PointCloud":case"Points":s=new lc(l(e.geometry),c(e.material));break;case"Sprite":s=new vl(c(e.material));break;case"Group":s=new Ho;break;case"Bone":s=new Il;break;default:s=new Vi}if(s.uuid=e.uuid,void 0!==e.name&&(s.name=e.name),void 0!==e.matrix?(s.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(s.matrixAutoUpdate=e.matrixAutoUpdate),s.matrixAutoUpdate&&s.matrix.decompose(s.position,s.quaternion,s.scale)):(void 0!==e.position&&s.position.fromArray(e.position),void 0!==e.rotation&&s.rotation.fromArray(e.rotation),void 0!==e.quaternion&&s.quaternion.fromArray(e.quaternion),void 0!==e.scale&&s.scale.fromArray(e.scale)),void 0!==e.up&&s.up.fromArray(e.up),void 0!==e.castShadow&&(s.castShadow=e.castShadow),void 0!==e.receiveShadow&&(s.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(s.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(s.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(s.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&s.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(s.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(s.visible=e.visible),void 0!==e.frustumCulled&&(s.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(s.renderOrder=e.renderOrder),void 0!==e.userData&&(s.userData=e.userData),void 0!==e.layers&&(s.layers.mask=e.layers),void 0!==e.children){const a=e.children;for(let e=0;e<a.length;e++)s.add(this.parseObject(a[e],t,n,i,r))}if(void 0!==e.animations){const t=e.animations;for(let e=0;e<t.length;e++){const n=t[e];s.animations.push(r[n])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(s.autoUpdate=e.autoUpdate);const t=e.levels;for(let e=0;e<t.length;e++){const n=t[e],i=s.getObjectByProperty("uuid",n.object);void 0!==i&&s.addLevel(i,n.distance,n.hysteresis)}}return s}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse((function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){const n=t[e.skeleton];void 0===n?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(n,e.bindMatrix)}}))}},ObjectSpaceNormalMap:1,OctahedronGeometry:wh,OneFactor:201,OneMinusDstAlphaFactor:207,OneMinusDstColorFactor:209,OneMinusSrcAlphaFactor:205,OneMinusSrcColorFactor:203,OrthographicCamera:As,PCFShadowMap:ce,PCFSoftShadowMap:he,PMREMGenerator:Os,Path:Uc,PerspectiveCamera:ns,Plane:hs,PlaneGeometry:gs,PlaneHelper:class extends Ql{constructor(e,t=1,n=16776960){const i=n,r=new Cr;r.setAttribute("position",new Mr([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new Xl({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const s=new Cr;s.setAttribute("position",new Mr([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),s.computeBoundingSphere(),this.add(new qr(s,new hr({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}},PointLight:Uu,PointLightHelper:zd,Points:lc,PointsMaterial:ic,PolarGridHelper:class extends tc{constructor(e=10,t=16,n=8,i=64,r=4473924,s=8947848){r=new lr(r),s=new lr(s);const a=[],o=[];if(t>1)for(let n=0;n<t;n++){const i=n/t*(2*Math.PI),l=Math.sin(i)*e,c=Math.cos(i)*e;a.push(0,0,0),a.push(l,0,c);const h=1&n?r:s;o.push(h.r,h.g,h.b),o.push(h.r,h.g,h.b)}for(let t=0;t<n;t++){const l=1&t?r:s,c=e-e/n*t;for(let e=0;e<i;e++){let t=e/i*(2*Math.PI),n=Math.sin(t)*c,r=Math.cos(t)*c;a.push(n,0,r),o.push(l.r,l.g,l.b),t=(e+1)/i*(2*Math.PI),n=Math.sin(t)*c,r=Math.cos(t)*c,a.push(n,0,r),o.push(l.r,l.g,l.b)}}const l=new 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t=e.target,{lat:n,lng:i}=t.getCenter(),r=t.getZoom();hp({lat:n,lng:i,zoom:r})},Rp=e=>{var{map:t,lat:n,lng:i,zoom:r,detail:s}=e;return()=>{var e=t.getZoom();hp({lat:n,lng:i,detail:s,zoom:e>r?e:r})}},Cp=e=>{if(!(q.location.hash.length>0)){var{lat:t,lng:n,zoom:i}=e,r=!1;return q.APP_DB.cities&&!q.APP_DB.city?r="about":q.innerWidth>800&&(r="list"),hp({lat:t,lng:n,zoom:i,screen:r}),q.STATE={lat:t,lng:n,zoom:i},q.OLD_STATE=q.STATE,{lat:t,lng:n,zoom:i}}return cp()},Pp=e=>{var t,{popup:n,screen:r,zoom:s,detail:a}=cp();dp({map:e,zoom:s}),n&&gp({map:e,popup:n}),pp(r),r&&(mp(r),q.B.classList.add("screen-visible")),fp(a),(t=ap(".screen.about",{single:!0}))&&(bp(!0),ap.on(t,"scroll",bp,{passive:!0})),ap.on(q,"popstate",(e=>i((function*(){if(yield yp())return!1;var t=e.getCenter(),n=e.getZoom(),{lat:i=t.lat,lng:r=t.lng,zoom:s=n,popup:a,screen:o,detail:l}=cp();mp(o),fp(l),pp(o),dp({map:e,zoom:s}),gp({map:e,popup:a}),(t.lat!==i||t.lng!==r||s!==n)&&e.setView({lat:i,lng:r},s)})))(e)),ap.on(e,"popupopen",Tp),ap.on(e,"popupclose",wp),ap.on(e,"zoomend",Ap),ap.on(e,"dragend",Ep),ap.on(".nav","click",(e=>t=>{var n,i,r=t.currentTarget,{dataset:s,classList:a,parentNode:o}=r,{to:l}=s,{z:c,lat:h,lng:u,detail:d,popup:p}=s,{slug:m}=o.dataset;l?a.contains("active")?a.contains("no-toggle")||(n=!1):n=l:(a.contains("exit")||a.contains("close")&&q.B.clientWidth<800)&&(n=!1),m&&[e.locationLayer,e.artifactLayer].forEach((e=>{e.eachLayer((e=>{e.slug===m&&(i=m)}))})),"show"===d?d=!o.classList.contains("visible")&&m:"hide"===d&&(d=!1),p&&(i=p),hp({detail:d,lat:h,lng:u,zoom:c,popup:i,screen:n}),a.contains("scroll")&&setTimeout((()=>{var e=o.parentNode.parentNode,t=o.offsetTop;e.scrollTop=t}),50)})(e)),ap.on(".backToTop","click",vp)},Lp=()=>{if((J||ie||Q)&&(!q.noWarn&&"true"!==q.store.getItem("warningSeen"))){var e=!1;J&&(re||(e=!0,ap("#warning").classList.add("ios","full"),ap.show("#warning .no-webxr"),ap.on("#copy-link","click",(e=>{var{target:t}=e;t.innerText="copied...",q.NAV.clipboard.writeText(q.LOC.href)})),ap("#open-webxr-link").href="xrviewer://".concat(q.LOC.href)),e&&(ap.show("#warning .ios"),ap.show("#warning .ios .all"))),ie&&(ne?te<86&&(e=!0,ap.show("#warning .chrome.old")):(e=!0,ap.show("#warning .chrome.no")),e&&(ap.show("#warning .android"),ap.show("#warning .android .all"))),Q&&$&&(ap.show("#warning .safari"),ap.show("#warning .macos")),e&&(ap.show("#warning"),ap.on(".close-warning","click",(()=>{ap.hide("#warning")})),q.store.setItem("warningSeen",!0))}},Ip=e=>{var t=e.currentTarget.parentNode.parentNode,n=q.store.getItem("popups",[]),i=t.getAttribute("id"),r=t.classList.contains("once");!n.includes(i)&&r&&(n.push(i),q.store.setItem("popups",n)),ap.hide(t)},Dp=()=>{ap(".popup").forEach((e=>{e.getAttribute("id"),ap("button.close",{parent:e}).forEach((e=>{ap.on(e,"click",Ip)})),ap("button.action",{parent:e}).forEach((e=>{ap.on(e,"click",(e=>{if(e.currentTarget.classList.contains("teleport")){var t=q.store.getItem("nearestCity"),n=APP_DB.cities.find((e=>e.slug===t));q.location.href="/".concat(t,"/#z=").concat(n.zoom,"&lat=").concat(n.lat,"&lng=").concat(n.lng)}}))}))}))},Up=function(){var e=i((function*(e){if(!q.createImageBitmap)return!1;var t=yield q.fetch(e),n=yield t.blob();try{var i=yield q.createImageBitmap(n);return!(!i.height&&!i.width)}catch(e){return!1}}));return function(t){return e.apply(this,arguments)}}(),Np=function(){var e=i((function*(){var{xr:e}=q.NAV;if(!e)return!1;try{return yield e.isSessionSupported("immersive-ar")}catch(e){return!1}}));return function(){return e.apply(this,arguments)}}(),Op=()=>{try{var e=ap.create("canvas");return q.WebGLRenderingContext&&["webgl","experimental-webgl","moz-webgl","webkit-3d"].some((t=>e.getContext(t)))}catch(e){return!1}},Fp=()=>{try{var e=ap.create("canvas");return!(!q.WebGL2RenderingContext||!e.getContext("webgl2"))}catch(e){return!1}},zp=()=>{var e=ap.create("audio");return{A_MP3:e.canPlayType("audio/mpeg"),A_OGG:e.canPlayType("audio/ogg"),A_MP4:e.canPlayType("audio/mp4")}},Bp=function(){var e=i((function*(){var[e,n,i,r,s,a]=yield Promise.all([Np(),Up("data:image/webp;base64,UklGRiQAAABXRUJQVlA4IBgAAAAwAQCdASoBAAEAAUAmJaQAA3AA/vzA8AA="),Up("data:image/avif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAACXBIWXMAAC4jAAAuIwF4pT92AAAADElEQVQI12Pg4eEBAABMACV5R6hLAAAAAElFTkSuQmCC"),Op(),Fp(),zp()]);return t({XR:e,WEBP:n,AVIF:i,WEBGL:r,WEBGL2:s},a)}));return function(){return e.apply(this,arguments)}}(),kp=e=>(null==e?void 0:e.startsWith("/"))||(null==e?void 0:e.startsWith("http"));function Hp(e,t){if(0===t)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),e;if(2===t||1===t){let n=e.getIndex();if(null===n){const t=[],i=e.getAttribute("position");if(void 0===i)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),e;for(let e=0;e<i.count;e++)t.push(e);e.setIndex(t),n=e.getIndex()}const i=n.count-2,r=[];if(2===t)for(let e=1;e<=i;e++)r.push(n.getX(0)),r.push(n.getX(e)),r.push(n.getX(e+1));else for(let e=0;e<i;e++)e%2==0?(r.push(n.getX(e)),r.push(n.getX(e+1)),r.push(n.getX(e+2))):(r.push(n.getX(e+2)),r.push(n.getX(e+1)),r.push(n.getX(e)));r.length/3!==i&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const s=e.clone();return s.setIndex(r),s.clearGroups(),s}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",t),e}class Gp extends gu{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new Yp(e)})),this.register((function(e){return new nm(e)})),this.register((function(e){return new im(e)})),this.register((function(e){return new rm(e)})),this.register((function(e){return new Kp(e)})),this.register((function(e){return new Jp(e)})),this.register((function(e){return new Qp(e)})),this.register((function(e){return new $p(e)})),this.register((function(e){return new qp(e)})),this.register((function(e){return new em(e)})),this.register((function(e){return new Zp(e)})),this.register((function(e){return new tm(e)})),this.register((function(e){return new jp(e)})),this.register((function(e){return new sm(e)})),this.register((function(e){return new am(e)}))}load(e,t,n,i){const r=this;let s;s=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:Gu.extractUrlBase(e),this.manager.itemStart(e);const a=function(t){i?i(t):console.error(t),r.manager.itemError(e),r.manager.itemEnd(e)},o=new xu(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,(function(n){try{r.parse(n,s,(function(n){t(n),r.manager.itemEnd(e)}),a)}catch(e){a(e)}}),n,a)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}unregister(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,i){let r;const s={},a={},o=new TextDecoder;if("string"==typeof e)r=JSON.parse(e);else if(e instanceof ArrayBuffer){if(o.decode(new Uint8Array(e,0,4))===om){try{s[Wp.KHR_BINARY_GLTF]=new hm(e)}catch(e){return void(i&&i(e))}r=JSON.parse(s[Wp.KHR_BINARY_GLTF].content)}else r=JSON.parse(o.decode(e))}else r=e;if(void 0===r.asset||r.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new Nm(r,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let e=0;e<this.pluginCallbacks.length;e++){const t=this.pluginCallbacks[e](l);a[t.name]=t,s[t.name]=!0}if(r.extensionsUsed)for(let e=0;e<r.extensionsUsed.length;++e){const t=r.extensionsUsed[e],n=r.extensionsRequired||[];switch(t){case Wp.KHR_MATERIALS_UNLIT:s[t]=new Xp;break;case Wp.KHR_DRACO_MESH_COMPRESSION:s[t]=new um(r,this.dracoLoader);break;case Wp.KHR_TEXTURE_TRANSFORM:s[t]=new dm;break;case Wp.KHR_MESH_QUANTIZATION:s[t]=new pm;break;default:n.indexOf(t)>=0&&void 0===a[t]&&console.warn('THREE.GLTFLoader: Unknown extension "'+t+'".')}}l.setExtensions(s),l.setPlugins(a),l.parse(n,i)}parseAsync(e,t){const n=this;return new Promise((function(i,r){n.parse(e,t,i,r)}))}}function Vp(){let e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}const Wp={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class jp{constructor(e){this.parser=e,this.name=Wp.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,i=t.length;n<i;n++){const i=t[n];i.extensions&&i.extensions[this.name]&&void 0!==i.extensions[this.name].light&&e._addNodeRef(this.cache,i.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let i=t.cache.get(n);if(i)return i;const r=t.json,s=((r.extensions&&r.extensions[this.name]||{}).lights||[])[e];let a;const o=new lr(16777215);void 0!==s.color&&o.fromArray(s.color);const l=void 0!==s.range?s.range:0;switch(s.type){case"directional":a=new Ou(o),a.target.position.set(0,0,-1),a.add(a.target);break;case"point":a=new Uu(o),a.distance=l;break;case"spot":a=new Cu(o),a.distance=l,s.spot=s.spot||{},s.spot.innerConeAngle=void 0!==s.spot.innerConeAngle?s.spot.innerConeAngle:0,s.spot.outerConeAngle=void 0!==s.spot.outerConeAngle?s.spot.outerConeAngle:Math.PI/4,a.angle=s.spot.outerConeAngle,a.penumbra=1-s.spot.innerConeAngle/s.spot.outerConeAngle,a.target.position.set(0,0,-1),a.add(a.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+s.type)}return a.position.set(0,0,0),a.decay=2,Cm(a,s),void 0!==s.intensity&&(a.intensity=s.intensity),a.name=t.createUniqueName(s.name||"light_"+e),i=Promise.resolve(a),t.cache.add(n,i),i}getDependency(e,t){if("light"===e)return this._loadLight(t)}createNodeAttachment(e){const t=this,n=this.parser,i=n.json.nodes[e],r=(i.extensions&&i.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(e){return n._getNodeRef(t.cache,r,e)}))}}class Xp{constructor(){this.name=Wp.KHR_MATERIALS_UNLIT}getMaterialType(){return hr}extendParams(e,t,n){const i=[];e.color=new lr(1,1,1),e.opacity=1;const r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const t=r.baseColorFactor;e.color.fromArray(t),e.opacity=t[3]}void 0!==r.baseColorTexture&&i.push(n.assignTexture(e,"map",r.baseColorTexture,Vt))}return Promise.all(i)}}class qp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const i=n.extensions[this.name].emissiveStrength;return void 0!==i&&(t.emissiveIntensity=i),Promise.resolve()}}class Yp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];if(void 0!==s.clearcoatFactor&&(t.clearcoat=s.clearcoatFactor),void 0!==s.clearcoatTexture&&r.push(n.assignTexture(t,"clearcoatMap",s.clearcoatTexture)),void 0!==s.clearcoatRoughnessFactor&&(t.clearcoatRoughness=s.clearcoatRoughnessFactor),void 0!==s.clearcoatRoughnessTexture&&r.push(n.assignTexture(t,"clearcoatRoughnessMap",s.clearcoatRoughnessTexture)),void 0!==s.clearcoatNormalTexture&&(r.push(n.assignTexture(t,"clearcoatNormalMap",s.clearcoatNormalTexture)),void 0!==s.clearcoatNormalTexture.scale)){const e=s.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new mn(e,e)}return Promise.all(r)}}class Zp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.iridescenceFactor&&(t.iridescence=s.iridescenceFactor),void 0!==s.iridescenceTexture&&r.push(n.assignTexture(t,"iridescenceMap",s.iridescenceTexture)),void 0!==s.iridescenceIor&&(t.iridescenceIOR=s.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==s.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=s.iridescenceThicknessMinimum),void 0!==s.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=s.iridescenceThicknessMaximum),void 0!==s.iridescenceThicknessTexture&&r.push(n.assignTexture(t,"iridescenceThicknessMap",s.iridescenceThicknessTexture)),Promise.all(r)}}class Kp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[];t.sheenColor=new lr(0,0,0),t.sheenRoughness=0,t.sheen=1;const s=i.extensions[this.name];return void 0!==s.sheenColorFactor&&t.sheenColor.fromArray(s.sheenColorFactor),void 0!==s.sheenRoughnessFactor&&(t.sheenRoughness=s.sheenRoughnessFactor),void 0!==s.sheenColorTexture&&r.push(n.assignTexture(t,"sheenColorMap",s.sheenColorTexture,Vt)),void 0!==s.sheenRoughnessTexture&&r.push(n.assignTexture(t,"sheenRoughnessMap",s.sheenRoughnessTexture)),Promise.all(r)}}class Jp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.transmissionFactor&&(t.transmission=s.transmissionFactor),void 0!==s.transmissionTexture&&r.push(n.assignTexture(t,"transmissionMap",s.transmissionTexture)),Promise.all(r)}}class Qp{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];t.thickness=void 0!==s.thicknessFactor?s.thicknessFactor:0,void 0!==s.thicknessTexture&&r.push(n.assignTexture(t,"thicknessMap",s.thicknessTexture)),t.attenuationDistance=s.attenuationDistance||Infinity;const a=s.attenuationColor||[1,1,1];return t.attenuationColor=new lr(a[0],a[1],a[2]),Promise.all(r)}}class $p{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const i=n.extensions[this.name];return t.ior=void 0!==i.ior?i.ior:1.5,Promise.resolve()}}class em{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];t.specularIntensity=void 0!==s.specularFactor?s.specularFactor:1,void 0!==s.specularTexture&&r.push(n.assignTexture(t,"specularIntensityMap",s.specularTexture));const a=s.specularColorFactor||[1,1,1];return t.specularColor=new lr(a[0],a[1],a[2]),void 0!==s.specularColorTexture&&r.push(n.assignTexture(t,"specularColorMap",s.specularColorTexture,Vt)),Promise.all(r)}}class tm{constructor(e){this.parser=e,this.name=Wp.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Bh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.anisotropyStrength&&(t.anisotropy=s.anisotropyStrength),void 0!==s.anisotropyRotation&&(t.anisotropyRotation=s.anisotropyRotation),void 0!==s.anisotropyTexture&&r.push(n.assignTexture(t,"anisotropyMap",s.anisotropyTexture)),Promise.all(r)}}class nm{constructor(e){this.parser=e,this.name=Wp.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;const r=i.extensions[this.name],s=t.options.ktx2Loader;if(!s){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,r.source,s)}}class im{constructor(e){this.parser=e,this.name=Wp.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,i=n.json,r=i.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const e=n.options.manager.getHandler(a.uri);null!==e&&(o=e)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(e,s.source,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class rm{constructor(e){this.parser=e,this.name=Wp.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,i=n.json,r=i.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const e=n.options.manager.getHandler(a.uri);null!==e&&(o=e)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(e,s.source,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class sm{constructor(e){this.name=Wp.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const e=n.extensions[this.name],i=this.parser.getDependency("buffer",e.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return i.then((function(t){const n=e.byteOffset||0,i=e.byteLength||0,s=e.count,a=e.byteStride,o=new Uint8Array(t,n,i);return r.decodeGltfBufferAsync?r.decodeGltfBufferAsync(s,a,o,e.mode,e.filter).then((function(e){return e.buffer})):r.ready.then((function(){const t=new ArrayBuffer(s*a);return r.decodeGltfBuffer(new Uint8Array(t),s,a,o,e.mode,e.filter),t}))}))}return null}}class am{constructor(e){this.name=Wp.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,n=t.nodes[e];if(!n.extensions||!n.extensions[this.name]||void 0===n.mesh)return null;const i=t.meshes[n.mesh];for(const e of i.primitives)if(e.mode!==vm.TRIANGLES&&e.mode!==vm.TRIANGLE_STRIP&&e.mode!==vm.TRIANGLE_FAN&&void 0!==e.mode)return null;const r=n.extensions[this.name].attributes,s=[],a={};for(const e in r)s.push(this.parser.getDependency("accessor",r[e]).then((t=>(a[e]=t,a[e]))));return s.length<1?null:(s.push(this.parser.createNodeMesh(e)),Promise.all(s).then((e=>{const t=e.pop(),n=t.isGroup?t.children:[t],i=e[0].count,r=[];for(const e of n){const t=new _i,n=new Gn,s=new Hn,o=new Gn(1,1,1),l=new jl(e.geometry,e.material,i);for(let e=0;e<i;e++)a.TRANSLATION&&n.fromBufferAttribute(a.TRANSLATION,e),a.ROTATION&&s.fromBufferAttribute(a.ROTATION,e),a.SCALE&&o.fromBufferAttribute(a.SCALE,e),l.setMatrixAt(e,t.compose(n,s,o));for(const t in a)"TRANSLATION"!==t&&"ROTATION"!==t&&"SCALE"!==t&&e.geometry.setAttribute(t,a[t]);Vi.prototype.copy.call(l,e),this.parser.assignFinalMaterial(l),r.push(l)}return t.isGroup?(t.clear(),t.add(...r),t):r[0]})))}}const om="glTF",lm=1313821514,cm=5130562;class hm{constructor(e){this.name=Wp.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,12),n=new TextDecoder;if(this.header={magic:n.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==om)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const i=this.header.length-12,r=new DataView(e,12);let s=0;for(;s<i;){const t=r.getUint32(s,!0);s+=4;const i=r.getUint32(s,!0);if(s+=4,i===lm){const i=new Uint8Array(e,12+s,t);this.content=n.decode(i)}else if(i===cm){const n=12+s;this.body=e.slice(n,n+t)}s+=t}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class um{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Wp.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,i=this.dracoLoader,r=e.extensions[this.name].bufferView,s=e.extensions[this.name].attributes,a={},o={},l={};for(const e in s){const t=Sm[e]||e.toLowerCase();a[t]=s[e]}for(const t in e.attributes){const i=Sm[t]||t.toLowerCase();if(void 0!==s[t]){const r=n.accessors[e.attributes[t]],s=_m[r.componentType];l[i]=s.name,o[i]=!0===r.normalized}}return t.getDependency("bufferView",r).then((function(e){return new Promise((function(t){i.decodeDracoFile(e,(function(e){for(const t in e.attributes){const n=e.attributes[t],i=o[t];void 0!==i&&(n.normalized=i)}t(e)}),a,l)}))}))}}class dm{constructor(){this.name=Wp.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return void 0!==t.texCoord&&t.texCoord!==e.channel||void 0!==t.offset||void 0!==t.rotation||void 0!==t.scale?(e=e.clone(),void 0!==t.texCoord&&(e.channel=t.texCoord),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0,e):e}}class pm{constructor(){this.name=Wp.KHR_MESH_QUANTIZATION}}class mm extends $h{constructor(e,t,n,i){super(e,t,n,i)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i*3+i;for(let e=0;e!==i;e++)t[e]=n[r+e];return t}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,c=i-t,h=(n-t)/c,u=h*h,d=u*h,p=e*l,m=p-l,f=-2*d+3*u,g=d-u,v=1-f,_=g-u+h;for(let e=0;e!==a;e++){const t=s[m+e+a],n=s[m+e+o]*c,i=s[p+e+a],l=s[p+e]*c;r[e]=v*t+_*n+f*i+g*l}return r}}const fm=new Hn;class gm extends mm{interpolate_(e,t,n,i){const r=super.interpolate_(e,t,n,i);return fm.fromArray(r).normalize().toArray(r),r}}const vm={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},_m={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},xm={9728:Oe,9729:Be,9984:Fe,9985:ke,9986:ze,9987:He},ym={33071:Ue,33648:Ne,10497:De},Mm={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Sm={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},bm={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},Tm={CUBICSPLINE:void 0,LINEAR:Dt,STEP:It},wm="OPAQUE",Em="MASK",Am="BLEND";function Rm(e,t,n){for(const i in n.extensions)void 0===e[i]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[i]=n.extensions[i])}function Cm(e,t){void 0!==t.extras&&("object"==typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function Pm(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(let n=0,i=t.weights.length;n<i;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){const n=t.extras.targetNames;if(e.morphTargetInfluences.length===n.length){e.morphTargetDictionary={};for(let t=0,i=n.length;t<i;t++)e.morphTargetDictionary[n[t]]=t}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function Lm(e){let t;const n=e.extensions&&e.extensions[Wp.KHR_DRACO_MESH_COMPRESSION];if(t=n?"draco:"+n.bufferView+":"+n.indices+":"+Im(n.attributes):e.indices+":"+Im(e.attributes)+":"+e.mode,void 0!==e.targets)for(let n=0,i=e.targets.length;n<i;n++)t+=":"+Im(e.targets[n]);return t}function Im(e){let t="";const n=Object.keys(e).sort();for(let i=0,r=n.length;i<r;i++)t+=n[i]+":"+e[n[i]]+";";return t}function Dm(e){switch(e){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}const Um=new _i;class Nm{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new Vp,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let n=!1,i=!1,r=-1;"undefined"!=typeof navigator&&(n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),i=navigator.userAgent.indexOf("Firefox")>-1,r=i?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"==typeof createImageBitmap||n||i&&r<98?this.textureLoader=new Mu(this.options.manager):this.textureLoader=new Yu(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new xu(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,i=this.json,r=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(t){const s={scene:t[0][i.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:i.asset,parser:n,userData:{}};Rm(r,s,i),Cm(s,i),Promise.all(n._invokeAll((function(e){return e.afterRoot&&e.afterRoot(s)}))).then((function(){e(s)}))})).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let n=0,i=t.length;n<i;n++){const i=t[n].joints;for(let t=0,n=i.length;t<n;t++)e[i[t]].isBone=!0}for(let t=0,i=e.length;t<i;t++){const i=e[t];void 0!==i.mesh&&(this._addNodeRef(this.meshCache,i.mesh),void 0!==i.skin&&(n[i.mesh].isSkinnedMesh=!0)),void 0!==i.camera&&this._addNodeRef(this.cameraCache,i.camera)}}_addNodeRef(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const i=n.clone(),r=(e,t)=>{const n=this.associations.get(e);null!=n&&this.associations.set(t,n);for(const[n,i]of e.children.entries())r(i,t.children[n])};return r(n,i),i.name+="_instance_"+e.uses[t]++,i}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const i=e(t[n]);if(i)return i}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let i=0;i<t.length;i++){const r=e(t[i]);r&&n.push(r)}return n}getDependency(e,t){const n=e+":"+t;let i=this.cache.get(n);if(!i){switch(e){case"scene":i=this.loadScene(t);break;case"node":i=this._invokeOne((function(e){return e.loadNode&&e.loadNode(t)}));break;case"mesh":i=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":i=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":i=this.loadSkin(t);break;case"animation":i=this._invokeOne((function(e){return e.loadAnimation&&e.loadAnimation(t)}));break;case"camera":i=this.loadCamera(t);break;default:if(i=this._invokeOne((function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)})),!i)throw new Error("Unknown type: "+e)}this.cache.add(n,i)}return i}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,i=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(i.map((function(t,i){return n.getDependency(e,i)}))),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[Wp.KHR_BINARY_GLTF].body);const i=this.options;return new Promise((function(e,r){n.load(Gu.resolveURL(t.uri,i.path),e,void 0,(function(){r(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){const n=t.byteLength||0,i=t.byteOffset||0;return e.slice(i,i+n)}))}loadAccessor(e){const t=this,n=this.json,i=this.json.accessors[e];if(void 0===i.bufferView&&void 0===i.sparse){const e=Mm[i.type],t=_m[i.componentType],n=!0===i.normalized,r=new t(i.count*e);return Promise.resolve(new _r(r,e,n))}const r=[];return void 0!==i.bufferView?r.push(this.getDependency("bufferView",i.bufferView)):r.push(null),void 0!==i.sparse&&(r.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(r).then((function(e){const r=e[0],s=Mm[i.type],a=_m[i.componentType],o=a.BYTES_PER_ELEMENT,l=o*s,c=i.byteOffset||0,h=void 0!==i.bufferView?n.bufferViews[i.bufferView].byteStride:void 0,u=!0===i.normalized;let d,p;if(h&&h!==l){const e=Math.floor(c/h),n="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+e+":"+i.count;let l=t.cache.get(n);l||(d=new a(r,e*h,i.count*h/o),l=new el(d,h/o),t.cache.add(n,l)),p=new nl(l,s,c%h/o,u)}else d=null===r?new a(i.count*s):new a(r,c,i.count*s),p=new _r(d,s,u);if(void 0!==i.sparse){const t=Mm.SCALAR,n=_m[i.sparse.indices.componentType],o=i.sparse.indices.byteOffset||0,l=i.sparse.values.byteOffset||0,c=new n(e[1],o,i.sparse.count*t),h=new a(e[2],l,i.sparse.count*s);null!==r&&(p=new _r(p.array.slice(),p.itemSize,p.normalized));for(let e=0,t=c.length;e<t;e++){const t=c[e];if(p.setX(t,h[e*s]),s>=2&&p.setY(t,h[e*s+1]),s>=3&&p.setZ(t,h[e*s+2]),s>=4&&p.setW(t,h[e*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return p}))}loadTexture(e){const t=this.json,n=this.options,i=t.textures[e].source,r=t.images[i];let s=this.textureLoader;if(r.uri){const e=n.manager.getHandler(r.uri);null!==e&&(s=e)}return this.loadTextureImage(e,i,s)}loadTextureImage(e,t,n){const i=this,r=this.json,s=r.textures[e],a=r.images[t],o=(a.uri||a.bufferView)+":"+s.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(t,n).then((function(t){t.flipY=!1,t.name=s.name||a.name||"",""===t.name&&"string"==typeof a.uri&&!1===a.uri.startsWith("data:image/")&&(t.name=a.uri);const n=(r.samplers||{})[s.sampler]||{};return t.magFilter=xm[n.magFilter]||Be,t.minFilter=xm[n.minFilter]||He,t.wrapS=ym[n.wrapS]||De,t.wrapT=ym[n.wrapT]||De,i.associations.set(t,{textures:e}),t})).catch((function(){return null}));return this.textureCache[o]=l,l}loadImageSource(e,t){const n=this,i=this.json,r=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then((e=>e.clone()));const s=i.images[e],a=self.URL||self.webkitURL;let o=s.uri||"",l=!1;if(void 0!==s.bufferView)o=n.getDependency("bufferView",s.bufferView).then((function(e){l=!0;const t=new Blob([e],{type:s.mimeType});return o=a.createObjectURL(t),o}));else if(void 0===s.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const c=Promise.resolve(o).then((function(e){return new Promise((function(n,i){let s=n;!0===t.isImageBitmapLoader&&(s=function(e){const t=new On(e);t.needsUpdate=!0,n(t)}),t.load(Gu.resolveURL(e,r.path),s,void 0,i)}))})).then((function(e){var t;return!0===l&&a.revokeObjectURL(o),e.userData.mimeType=s.mimeType||((t=s.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":"image/png"),e})).catch((function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),e}));return this.sourceCache[e]=c,c}assignTexture(e,t,n,i){const r=this;return this.getDependency("texture",n.index).then((function(s){if(!s)return null;if(void 0!==n.texCoord&&n.texCoord>0&&((s=s.clone()).channel=n.texCoord),r.extensions[Wp.KHR_TEXTURE_TRANSFORM]){const e=void 0!==n.extensions?n.extensions[Wp.KHR_TEXTURE_TRANSFORM]:void 0;if(e){const t=r.associations.get(s);s=r.extensions[Wp.KHR_TEXTURE_TRANSFORM].extendTexture(s,e),r.associations.set(s,t)}}return void 0!==i&&(s.colorSpace=i),e[t]=s,s}))}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const i=void 0===t.attributes.tangent,r=void 0!==t.attributes.color,s=void 0===t.attributes.normal;if(e.isPoints){const e="PointsMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new ic,ir.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,t.sizeAttenuation=!1,this.cache.add(e,t)),n=t}else if(e.isLine){const e="LineBasicMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new Xl,ir.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,this.cache.add(e,t)),n=t}if(i||r||s){let e="ClonedMaterial:"+n.uuid+":";i&&(e+="derivative-tangents:"),r&&(e+="vertex-colors:"),s&&(e+="flat-shading:");let t=this.cache.get(e);t||(t=n.clone(),r&&(t.vertexColors=!0),s&&(t.flatShading=!0),i&&(t.normalScale&&(t.normalScale.y*=-1),t.clearcoatNormalScale&&(t.clearcoatNormalScale.y*=-1)),this.cache.add(e,t),this.associations.set(t,this.associations.get(n))),n=t}e.material=n}getMaterialType(){return zh}loadMaterial(e){const t=this,n=this.json,i=this.extensions,r=n.materials[e];let s;const a={},o=[];if((r.extensions||{})[Wp.KHR_MATERIALS_UNLIT]){const e=i[Wp.KHR_MATERIALS_UNLIT];s=e.getMaterialType(),o.push(e.extendParams(a,r,t))}else{const n=r.pbrMetallicRoughness||{};if(a.color=new lr(1,1,1),a.opacity=1,Array.isArray(n.baseColorFactor)){const e=n.baseColorFactor;a.color.fromArray(e),a.opacity=e[3]}void 0!==n.baseColorTexture&&o.push(t.assignTexture(a,"map",n.baseColorTexture,Vt)),a.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,a.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(o.push(t.assignTexture(a,"metalnessMap",n.metallicRoughnessTexture)),o.push(t.assignTexture(a,"roughnessMap",n.metallicRoughnessTexture))),s=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),o.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,a)}))))}!0===r.doubleSided&&(a.side=me);const l=r.alphaMode||wm;if(l===Am?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===Em&&(a.alphaTest=void 0!==r.alphaCutoff?r.alphaCutoff:.5)),void 0!==r.normalTexture&&s!==hr&&(o.push(t.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new mn(1,1),void 0!==r.normalTexture.scale)){const e=r.normalTexture.scale;a.normalScale.set(e,e)}return void 0!==r.occlusionTexture&&s!==hr&&(o.push(t.assignTexture(a,"aoMap",r.occlusionTexture)),void 0!==r.occlusionTexture.strength&&(a.aoMapIntensity=r.occlusionTexture.strength)),void 0!==r.emissiveFactor&&s!==hr&&(a.emissive=(new lr).fromArray(r.emissiveFactor)),void 0!==r.emissiveTexture&&s!==hr&&o.push(t.assignTexture(a,"emissiveMap",r.emissiveTexture,Vt)),Promise.all(o).then((function(){const n=new s(a);return r.name&&(n.name=r.name),Cm(n,r),t.associations.set(n,{materials:e}),r.extensions&&Rm(i,n,r),n}))}createUniqueName(e){const t=yd.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,n=this.extensions,i=this.primitiveCache;function r(e){return n[Wp.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return Om(n,e,t)}))}const s=[];for(let n=0,a=e.length;n<a;n++){const a=e[n],o=Lm(a),l=i[o];if(l)s.push(l.promise);else{let e;e=a.extensions&&a.extensions[Wp.KHR_DRACO_MESH_COMPRESSION]?r(a):Om(new Cr,a,t),i[o]={primitive:a,promise:e},s.push(e)}}return Promise.all(s)}loadMesh(e){const t=this,n=this.json,i=this.extensions,r=n.meshes[e],s=r.primitives,a=[];for(let e=0,t=s.length;e<t;e++){const t=void 0===s[e].material?(void 0===(o=this.cache).DefaultMaterial&&(o.DefaultMaterial=new zh({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:de})),o.DefaultMaterial):this.getDependency("material",s[e].material);a.push(t)}var o;return a.push(t.loadGeometries(s)),Promise.all(a).then((function(n){const a=n.slice(0,n.length-1),o=n[n.length-1],l=[];for(let n=0,c=o.length;n<c;n++){const c=o[n],h=s[n];let u;const d=a[n];if(h.mode===vm.TRIANGLES||h.mode===vm.TRIANGLE_STRIP||h.mode===vm.TRIANGLE_FAN||void 0===h.mode)u=!0===r.isSkinnedMesh?new Ll(c,d):new qr(c,d),!0===u.isSkinnedMesh&&u.normalizeSkinWeights(),h.mode===vm.TRIANGLE_STRIP?u.geometry=Hp(u.geometry,1):h.mode===vm.TRIANGLE_FAN&&(u.geometry=Hp(u.geometry,2));else if(h.mode===vm.LINES)u=new tc(c,d);else if(h.mode===vm.LINE_STRIP)u=new Ql(c,d);else if(h.mode===vm.LINE_LOOP)u=new nc(c,d);else{if(h.mode!==vm.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+h.mode);u=new lc(c,d)}Object.keys(u.geometry.morphAttributes).length>0&&Pm(u,r),u.name=t.createUniqueName(r.name||"mesh_"+e),Cm(u,r),h.extensions&&Rm(i,u,h),t.assignFinalMaterial(u),l.push(u)}for(let n=0,i=l.length;n<i;n++)t.associations.set(l[n],{meshes:e,primitives:n});if(1===l.length)return r.extensions&&Rm(i,l[0],r),l[0];const c=new Ho;r.extensions&&Rm(i,c,r),t.associations.set(c,{meshes:e});for(let e=0,t=l.length;e<t;e++)c.add(l[e]);return c}))}loadCamera(e){let t;const n=this.json.cameras[e],i=n[n.type];if(i)return"perspective"===n.type?t=new ns(pn.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):"orthographic"===n.type&&(t=new As(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),Cm(t,n),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(e){const t=this.json.skins[e],n=[];for(let e=0,i=t.joints.length;e<i;e++)n.push(this._loadNodeShallow(t.joints[e]));return void 0!==t.inverseBindMatrices?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then((function(e){const n=e.pop(),i=e,r=[],s=[];for(let e=0,a=i.length;e<a;e++){const a=i[e];if(a){r.push(a);const t=new _i;null!==n&&t.fromArray(n.array,16*e),s.push(t)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[e])}return new Ol(r,s)}))}loadAnimation(e){const t=this.json,n=this,i=t.animations[e],r=i.name?i.name:"animation_"+e,s=[],a=[],o=[],l=[],c=[];for(let e=0,t=i.channels.length;e<t;e++){const t=i.channels[e],n=i.samplers[t.sampler],r=t.target,h=r.node,u=void 0!==i.parameters?i.parameters[n.input]:n.input,d=void 0!==i.parameters?i.parameters[n.output]:n.output;void 0!==r.node&&(s.push(this.getDependency("node",h)),a.push(this.getDependency("accessor",u)),o.push(this.getDependency("accessor",d)),l.push(n),c.push(r))}return Promise.all([Promise.all(s),Promise.all(a),Promise.all(o),Promise.all(l),Promise.all(c)]).then((function(e){const t=e[0],i=e[1],s=e[2],a=e[3],o=e[4],l=[];for(let e=0,r=t.length;e<r;e++){const r=t[e],c=i[e],h=s[e],u=a[e],d=o[e];if(void 0===r)continue;r.updateMatrix&&(r.updateMatrix(),r.matrixAutoUpdate=!0);const p=n._createAnimationTracks(r,c,h,u,d);if(p)for(let e=0;e<p.length;e++)l.push(p[e])}return new uu(r,void 0,l)}))}createNodeMesh(e){const t=this.json,n=this,i=t.nodes[e];return void 0===i.mesh?null:n.getDependency("mesh",i.mesh).then((function(e){const t=n._getNodeRef(n.meshCache,i.mesh,e);return void 0!==i.weights&&t.traverse((function(e){if(e.isMesh)for(let t=0,n=i.weights.length;t<n;t++)e.morphTargetInfluences[t]=i.weights[t]})),t}))}loadNode(e){const t=this,n=this.json.nodes[e],i=t._loadNodeShallow(e),r=[],s=n.children||[];for(let e=0,n=s.length;e<n;e++)r.push(t.getDependency("node",s[e]));const a=void 0===n.skin?Promise.resolve(null):t.getDependency("skin",n.skin);return Promise.all([i,Promise.all(r),a]).then((function(e){const t=e[0],n=e[1],i=e[2];null!==i&&t.traverse((function(e){e.isSkinnedMesh&&e.bind(i,Um)}));for(let e=0,i=n.length;e<i;e++)t.add(n[e]);return t}))}_loadNodeShallow(e){const t=this.json,n=this.extensions,i=this;if(void 0!==this.nodeCache[e])return this.nodeCache[e];const r=t.nodes[e],s=r.name?i.createUniqueName(r.name):"",a=[],o=i._invokeOne((function(t){return t.createNodeMesh&&t.createNodeMesh(e)}));return o&&a.push(o),void 0!==r.camera&&a.push(i.getDependency("camera",r.camera).then((function(e){return i._getNodeRef(i.cameraCache,r.camera,e)}))),i._invokeAll((function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)})).forEach((function(e){a.push(e)})),this.nodeCache[e]=Promise.all(a).then((function(t){let a;if(a=!0===r.isBone?new Il:t.length>1?new Ho:1===t.length?t[0]:new Vi,a!==t[0])for(let e=0,n=t.length;e<n;e++)a.add(t[e]);if(r.name&&(a.userData.name=r.name,a.name=s),Cm(a,r),r.extensions&&Rm(n,a,r),void 0!==r.matrix){const e=new _i;e.fromArray(r.matrix),a.applyMatrix4(e)}else void 0!==r.translation&&a.position.fromArray(r.translation),void 0!==r.rotation&&a.quaternion.fromArray(r.rotation),void 0!==r.scale&&a.scale.fromArray(r.scale);return i.associations.has(a)||i.associations.set(a,{}),i.associations.get(a).nodes=e,a})),this.nodeCache[e]}loadScene(e){const t=this.extensions,n=this.json.scenes[e],i=this,r=new Ho;n.name&&(r.name=i.createUniqueName(n.name)),Cm(r,n),n.extensions&&Rm(t,r,n);const s=n.nodes||[],a=[];for(let e=0,t=s.length;e<t;e++)a.push(i.getDependency("node",s[e]));return Promise.all(a).then((function(e){for(let t=0,n=e.length;t<n;t++)r.add(e[t]);return i.associations=(e=>{const t=new Map;for(const[e,n]of i.associations)(e instanceof ir||e instanceof On)&&t.set(e,n);return e.traverse((e=>{const n=i.associations.get(e);null!=n&&t.set(e,n)})),t})(r),r}))}_createAnimationTracks(e,t,n,i,r){const s=[],a=e.name?e.name:e.uuid,o=[];let l;switch(bm[r.path]===bm.weights?e.traverse((function(e){e.morphTargetInfluences&&o.push(e.name?e.name:e.uuid)})):o.push(a),bm[r.path]){case bm.weights:l=au;break;case bm.rotation:l=lu;break;default:switch(n.itemSize){case 1:l=au;break;case 2:case 3:l=hu}}const c=void 0!==i.interpolation?Tm[i.interpolation]:Dt,h=this._getArrayFromAccessor(n);for(let e=0,n=o.length;e<n;e++){const n=new l(o[e]+"."+bm[r.path],t.array,h,c);"CUBICSPLINE"===c&&this._createCubicSplineTrackInterpolant(n),s.push(n)}return s}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const e=Dm(t.constructor),n=new Float32Array(t.length);for(let i=0,r=t.length;i<r;i++)n[i]=t[i]*e;t=n}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(e){return new(this instanceof lu?gm:mm)(this.times,this.values,this.getValueSize()/3,e)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function Om(e,t,n){const i=t.attributes,r=[];function s(t,i){return n.getDependency("accessor",t).then((function(t){e.setAttribute(i,t)}))}for(const t in i){const n=Sm[t]||t.toLowerCase();n in e.attributes||r.push(s(i[t],n))}if(void 0!==t.indices&&!e.index){const i=n.getDependency("accessor",t.indices).then((function(t){e.setIndex(t)}));r.push(i)}return Cm(e,t),function(e,t,n){const i=t.attributes,r=new jn;if(void 0===i.POSITION)return;{const e=n.json.accessors[i.POSITION],t=e.min,s=e.max;if(void 0===t||void 0===s)return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");if(r.set(new Gn(t[0],t[1],t[2]),new Gn(s[0],s[1],s[2])),e.normalized){const t=Dm(_m[e.componentType]);r.min.multiplyScalar(t),r.max.multiplyScalar(t)}}const s=t.targets;if(void 0!==s){const e=new Gn,t=new Gn;for(let i=0,r=s.length;i<r;i++){const r=s[i];if(void 0!==r.POSITION){const i=n.json.accessors[r.POSITION],s=i.min,a=i.max;if(void 0!==s&&void 0!==a){if(t.setX(Math.max(Math.abs(s[0]),Math.abs(a[0]))),t.setY(Math.max(Math.abs(s[1]),Math.abs(a[1]))),t.setZ(Math.max(Math.abs(s[2]),Math.abs(a[2]))),i.normalized){const e=Dm(_m[i.componentType]);t.multiplyScalar(e)}e.max(t)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}r.expandByVector(e)}e.boundingBox=r;const a=new ci;r.getCenter(a.center),a.radius=r.min.distanceTo(r.max)/2,e.boundingSphere=a}(e,t,n),Promise.all(r).then((function(){return void 0!==t.targets?function(e,t,n){let i=!1,r=!1,s=!1;for(let e=0,n=t.length;e<n;e++){const n=t[e];if(void 0!==n.POSITION&&(i=!0),void 0!==n.NORMAL&&(r=!0),void 0!==n.COLOR_0&&(s=!0),i&&r&&s)break}if(!i&&!r&&!s)return Promise.resolve(e);const a=[],o=[],l=[];for(let c=0,h=t.length;c<h;c++){const h=t[c];if(i){const t=void 0!==h.POSITION?n.getDependency("accessor",h.POSITION):e.attributes.position;a.push(t)}if(r){const t=void 0!==h.NORMAL?n.getDependency("accessor",h.NORMAL):e.attributes.normal;o.push(t)}if(s){const t=void 0!==h.COLOR_0?n.getDependency("accessor",h.COLOR_0):e.attributes.color;l.push(t)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l)]).then((function(t){const n=t[0],a=t[1],o=t[2];return i&&(e.morphAttributes.position=n),r&&(e.morphAttributes.normal=a),s&&(e.morphAttributes.color=o),e.morphTargetsRelative=!0,e}))}(e,t.targets,n):e}))}const Fm=new lr;class zm extends gu{constructor(e){super(e),this.propertyNameMapping={},this.customPropertyMapping={}}load(e,t,n,i){const r=this,s=new xu(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{t(r.parse(n))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}setPropertyNameMapping(e){this.propertyNameMapping=e}setCustomPropertyNameMapping(e){this.customPropertyMapping=e}parse(e){function t(e,t=0){let n="";const i=/^ply([\s\S]*)end_header(\r\n|\r|\n)/.exec(e);null!==i&&(n=i[1]);const r={comments:[],elements:[],headerLength:t,objInfo:""},s=n.split(/\r\n|\r|\n/);let a;function o(e,t){const n={type:e[0]};return"list"===n.type?(n.name=e[3],n.countType=e[1],n.itemType=e[2]):n.name=e[1],n.name in 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null;s.push(n(t.next(),e[r].itemType))}i[e[r].name]=s}else i[e[r].name]=n(t.next(),e[r].type)}return i}function r(){const e={indices:[],vertices:[],normals:[],uvs:[],faceVertexUvs:[],colors:[],faceVertexColors:[]};for(const t of Object.keys(d.customPropertyMapping))e[t]=[];return e}function s(e){const t=e.map((e=>e.name));function n(e){for(let n=0,i=e.length;n<i;n++){const i=e[n];if(t.includes(i))return i}return null}return{attrX:n(["x","px","posx"])||"x",attrY:n(["y","py","posy"])||"y",attrZ:n(["z","pz","posz"])||"z",attrNX:n(["nx","normalx"]),attrNY:n(["ny","normaly"]),attrNZ:n(["nz","normalz"]),attrS:n(["s","u","texture_u","tx"]),attrT:n(["t","v","texture_v","ty"]),attrR:n(["red","diffuse_red","r","diffuse_r"]),attrG:n(["green","diffuse_green","g","diffuse_g"]),attrB:n(["blue","diffuse_blue","b","diffuse_b"])}}function a(e,t){const n=r();let a,c;a=null!==(c=/end_header\s+(\S[\s\S]*\S|\S)\s*$/.exec(e))?c[1].split(/\s+/):[];const h=new Bm(a);e:for(let 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rf{constructor(e){var{artifact:t,engine:n,preload:i,shaders:r,videoElement:s,texture:a}=e;if(this.engine=n,this.preload=i,this.tick=this.tick.bind(this),this.hideCharacter=this.hideCharacter.bind(this),a||s||!i.assets.videoElement||(s=i.assets.videoElement),s||a){this.videoElement=s,this.imageElement=a,this.name="Record3D";var{record3d:o={}}=t,l={x:0,y:0,z:0};this.config=Jm(o,{permanentSeconds:[],maximumPermanentSeconds:-1,useBone:!1,parentName:"parent",playbackRate:1,loopVideo:!0,useFog:!1,addFog:1e-4,fogColor:16448250,ptSize:"1.0",position:l,pos:l,rotation:l,rot:l,pointAlpha:1,permanentAlpha:1,hideModelsOnVideoEnded:[],images:[]});var{ptSize:c="1.0",sizeAttenuation:h="1.0"}=o;if(this.shaderConfig=Jm(o,{filterSize:"1",minDepth:"0.1",maxDepth:"5.0",depthThresholdFilter:"0.9",scale:"2.0",depthScale:"1.0",hueRedReducer:"0.0",pixelDepth:"1.0",ptSize:(parseFloat(c)*window.devicePixelRatio).toFixed(1).toString(),sizeAttenuation:(parseFloat(h)*window.devicePixelRatio).toFixed(2).toString()}),r&&(this.shaders=r),this.currentVideoSecondId=0,this.currentImageSecondId=0,this.imageElement){this.texture=(new Mu).load(this.imageElement.src);var u=this.createPoints(this.texture,this.config.permanentAlpha);u.position.set(5e3,5e3,5e3),this.child=u}else s&&this.addVideoElement(s);this.config.images.length&&(this.addTextureTimes=[],this.texturePointObjects=[],this.currentTexturePointObjectId=0,this.config.images.forEach(((e,t)=>{var i,{textures:r}=null===(i=this.preload)||void 0===i?void 0:i.assets,{file:s=e}=e,a=r[s],o=this.createPoints(a,this.config.permanentAlpha);o.position.set(5e3,5e3,5e3),n.scene.add(o);var{time:l=-1}=e;this.texturePointObjects.push({points:o,time:l})})));var d=this.createPoints(this.texture,this.config.pointAlpha);this.config.useBone?this.child=d:this.model=d,this.config.useFog&&(this.fog=new Jo(this.config.fogColor,.005),this.engine.scene.fog=this.fog)}else console.error("objects/Record3D.js: videoElement or texture has to be defined",{videoElement:s,texture:a})}addVideoElement(e){var{videoWidth:t,videoHeight:n}=e;e.playbackRate=this.config.playbackRate,this.modelsToHide=[],(this.config.hideModelsOnVideoEnded.length||!1===this.config.loopVideo)&&(ap.on(e,"seeked",this.hideCharacter),this.config.hideModelsOnVideoEnded.forEach((e=>{var t=this.preload.assets.gltf.scene.getObjectByName(e);t.material.transparent=!0,this.modelsToHide.push(t)})));var i=new hc(e,{minFilter:Be});this.texture=i,this.pointCopies=[],this.canvases=[],this.config.permanentSeconds.length&&(this.canvasParent=ap.create("div",{parent:q.B}),this.config.permanentSeconds.forEach(((e,i)=>{var r=ap.create("canvas",{height:n,width:t,style:{position:"fixed",left:"100vw"},parent:this.canvasParent});this.canvases.push(r);var s=new dc(r,{minFilter:Be}),a=this.createPoints(s,this.config.permanentAlpha);a.visible=!1,this.pointCopies.push(a),this.engine.scene.add(a)})))}hideCharacter(){this.hasTriggeredOnce?this.fadeOutModel=!0:this.hasTriggeredOnce=!0}createPoints(e){var t,n,i,r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"1.0",{artifact:a={}}=this.engine,{videoElement:o,texture:l={}}=this;if(o){var{videoWidth:c,videoHeight:h}=o;r=h,i=c}else l&&(r=l.height,i=l.width);for(var u=new Ho,{ifx:d=.00125,ify:p=.00125,itx:m=-.4,ity:f=-.6}=a,{filterSize:g,minDepth:v,maxDepth:_,depthScale:x,depthThresholdFilter:y,scale:M,ptSize:S,pixelDepth:b,hueRedReducer:T,sizeAttenuation:w}=this.shaderConfig,E=new es({uniforms:{texImg:{type:"t",value:e},texSize:{type:"i2",value:[i,r]},iK:{type:"f4",value:[d,p,m,f]},alpha:{type:"f",value:s},filterSize:{type:"f",value:g},minDepth:{type:"f",value:v},maxDepth:{type:"f",value:_},depthThresholdFilter:{type:"f",value:y},scale:{type:"f",value:M},ptSize:{type:"f",value:S},hueRedReducer:{type:"f",value:T},pixelDepth:{type:"f",value:b},depthScale:{type:"f",value:x},sizeAttenuation:{type:"f",value:w}},side:me,transparent:!0,vertexShader:null!==(t=this.shaders)&&void 0!==t&&t.vertexShader?this.shaders.vertexShader:"#define GLSLIFY 1\nattribute float vertexIdx;varying float vVertexIdx;varying vec2 vPtPos;uniform ivec2 texSize;uniform sampler2D texImg;uniform vec4 iK;uniform float scale;uniform float minDepth;uniform float maxDepth;uniform float pixelDepth;uniform int filterSize;uniform float ptSize;uniform float depthThresholdFilter;uniform float depthScale;uniform float hueRedReducer;uniform float sizeAttenuation;\n#include <common>\nfloat rgb2hue(vec3 c){float r=c.r-hueRedReducer;vec4 K=vec4(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4 p=mix(vec4(c.bg,K.wz),vec4(c.gb,K.xy),step(c.b,c.g));vec4 q=mix(vec4(p.xyw,r),vec4(r,p.yzx),step(p.x,r));float d=q.x-min(q.w,q.y);float e=1.0e-10;return abs(q.z+(q.w-q.y)/(6.0*d+e));}float getPixelDepth(ivec2 pixel){vec2 lookupPt=(vec2(pixel)+vec2(0.5))/vec2(texSize);float hue=rgb2hue(texture2D(texImg,lookupPt).rgb);float pxDepth=pixelDepth*hue;return pxDepth;}bool shouldDiscard(ivec2 currPixel){float centerPixelDepth=getPixelDepth(currPixel);for(int i=-filterSize;i<=filterSize;i++){for(int j=-filterSize;j<=filterSize;j++){if(i==0&&j==0){continue;}float currDepth=getPixelDepth(currPixel+ivec2(j,i));if(currDepth<minDepth||currDepth>maxDepth||abs(centerPixelDepth-currDepth)>depthThresholdFilter){return true;}}}return false;}void main(){ivec2 frameSize=ivec2(texSize.x/2,texSize.y);int vertIdx=int(vertexIdx);int actualNumPts=frameSize.x*frameSize.y;if(vertIdx>=actualNumPts){gl_Position=vec4(0.0);return;}int ptY=vertIdx/int(frameSize.x);int ptX=vertIdx-ptY*int(frameSize.x);ivec2 pt=ivec2(ptX,ptY);if(shouldDiscard(pt)){gl_Position=vec4(0.0);return;}float currDepth=getPixelDepth(pt);vec3 ptPos=scale*vec3((iK.x*float(ptX)+iK.z)*currDepth,(iK.y*float(ptY)+iK.w)*currDepth,-currDepth*depthScale);vec4 mvPos=modelViewMatrix*vec4(ptPos,1.0);gl_Position=projectionMatrix*mvPos;vPtPos=vec2(float(ptX),float(ptY));vVertexIdx=vertexIdx;gl_PointSize=ptSize;bool isPerspective=isPerspectiveMatrix(projectionMatrix);if(isPerspective){gl_PointSize=max(ptSize,sizeAttenuation/-mvPos.z);}}",fragmentShader:null!==(n=this.shaders)&&void 0!==n&&n.fragmentShader?this.shaders.fragmentShader:"#define GLSLIFY 1\nvarying float vVertexIdx;varying vec2 vPtPos;uniform ivec2 texSize;uniform sampler2D texImg;uniform float alpha;void main(){vec2 frameSizeF=vec2(texSize.x/2,texSize.y);ivec2 frameSize=ivec2(frameSizeF);int vertIdx=int(vVertexIdx);int actualNumPts=frameSize.x*frameSize.y;if(vertIdx>=actualNumPts){discard;}vec2 lookupPt=(vec2(vPtPos.x+frameSizeF.x,vPtPos.y)+vec2(0.5))/vec2(texSize);vec3 currColor=texture2D(texImg,lookupPt).rgb;gl_FragColor=vec4(currColor,alpha);}"}),A=i/2*r,R=new Uint32Array(A),C=new Float32Array(A),P=0;P<A;P++)R[P]=P,C[P]=P;var L=new Cr;L.setAttribute("vertexIdx",new Mr(C,1)),L.setIndex(new yr(new Uint32Array(R),1));var I=new lc(L,E);I.frustumCulled=!1;var{position:D=this.config.pos,rotation:U=this.config.rot}=this.config;if(U){var N=I.rotation,{x:O=N.x,y:F=N.y,z:z=N.z}=U;I.rotation.set(O,F,z)}if(D){var B=I.position,{x:k=B.x,y:H=B.y,z:G=B.z}=D;I.position.set(k,H,G)}return u.add(I),u}exit(){ap.remove(this.canvases),ap.remove(this.canvasParent)}renderPermanentCanvas(){var{videoElement:e}=this,{videoHeight:t,videoWidth:n}=e;if(this.waitForVideoSecond){if(e.currentTime>this.waitForVideoSecond){this.canvases[this.currentVideoSecondId].getContext("2d").drawImage(e,0,0,n,t);var i=this.pointCopies[this.currentVideoSecondId];i.visible=!0,this.child.matrixWorld.decompose(i.position,i.rotation,i.scale),this.currentVideoSecondId++,this.waitForVideoSecond=this.config.permanentSeconds[this.currentVideoSecondId]}}else this.waitForVideoSecond=this.config.permanentSeconds[this.currentVideoSecondId]}renderPermanentImage(e){var t=this.texturePointObjects[this.currentImageSecondId];if(this.waitForImageSecond){if(e.videoElement.currentTime>=this.waitForImageSecond){this.child.matrixWorld.decompose(t.points.position,t.points.rotation,t.points.scale),this.currentImageSecondId++;var n=this.texturePointObjects[this.currentImageSecondId];this.waitForImageSecond=n?n.time:Infinity}}else this.waitForImageSecond=t.time}tick(e){var{engine:t}=e;if(this.videoElement&&(this.currentVideoSecondId<this.config.permanentSeconds.length&&this.renderPermanentCanvas(t),this.currentImageSecondId<this.config.images.length&&this.renderPermanentImage(t)),this.fog&&this.config.addFog&&(this.fog.density+=this.config.addFog),this.fadeOutModel&&!this.hasFaded){this.modelsToHide.forEach((e=>{e.material.opacity>0?e.material.opacity-=.05:e.visible&&(e.visible=!1)}));var n=this.model||this.child;if(n&&n.visible){var i,r=null==n?void 0:n.children[0];(null==r||null===(i=r.material)||void 0===i||null===(i=i.uniforms)||void 0===i||null===(i=i.alpha)||void 0===i?void 0:i.value)>0?r.material.uniforms.alpha.value-=.05:n.visible&&(n.visible=!1,this.continuePlayingNonLoopedVideo&&this.videoElement.pause())}}}}var sf=Object.freeze({__proto__:null,Record3D:rf}),af=(e,t,n)=>{var i=t.clone().sub(e).normalize().multiplyScalar(n);return e.clone().add(i)};af.percent=(e,t,n)=>{var 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lf=Object.freeze({__proto__:null,CirclingLights:class{constructor(e){e.artifact.circlingLights.forEach((t=>{var{color:n=16711680,intensity:i=1,dim:r=0,decay:s=2,shadows:a=!1,show:o=!1}=t,l=new Uu(n,i,r,s);if(a&&(l.castShadow=!0,l.shadow.camera.near=.1,l.shadow.camera.far=5),o){var c=new Rh(.05,6,6),h=new hr({color:n}),u=new qr(c,h);l.add(u)}if(e.circlingLights.push({light:l,config:t}),e.model.add(l),o){var d=new zd(l,.1,n);e.model.add(d)}})),e.addRenderStep(this.render.bind(this))}render(e){var{engine:t,timestamp:n}=e,i=5e-4*n;t.circlingLights.forEach((e=>{var{light:t,config:n}=e,{lightDistance:r=1,timeOffset:s=20,offset:{x:a=0,y:o=0,z:l=0}={}}=n;i+=1e3*s;var c=Math.sin(i)*r+a,h=Math.sin(1.1*i)*r+o,u=Math.sin(1.2*i)*r+l;t.position.set(c,h,u)}))}}}),cf=["audio","action","actions","animationSoundFrames","idleActions","enterActions","exitActions","loopActions","buffer","target","distanceTarget"];var hf=Object.freeze({__proto__:null,SpatialObjects:class{constructor(e){this.finished=!1,this.opening=!1,this.looping=!1,this.closing=!0,this.animationSoundActions=[],this.animationLoopSoundActions=[];var n=!1;e.spatials.forEach((i=>{var{audio:r,action:a,actions:o,animationSoundFrames:l=[],idleActions:c=[],enterActions:h=[],exitActions:u=[],loopActions:d=[],buffer:p,target:m,distanceTarget:f}=i,g=s(i,cf),v=X.str(r)?r:e.artifact.slug;e.model.traverse((i=>{if(ef({node:i,search:m})){var s=t(t({},g),{},{node:i});if(f&&(s.distanceTarget=e.model.getObjectByName(f)),p)s.audio=p;else if(r){var l;if(null!==(l=e.preload.assets.audioElements)&&void 0!==l&&l.length){var _=e.preload.assets.audioElements.find((e=>{var{ele:t}=e;return t.dataset.name===v}));s.audio=_;var{AudioContext:x=q.webkitAudioContext}=q,y=new x,M=y.createMediaElementSource(_.ele),S=y.createGain();M.connect(S),S.connect(y.destination),S.gain.value=0,s.context=y,s.gainNode=S,s.source=M}}var b=[];if(X.arr(o)&&o.length&&(e.actions.filter((e=>o.includes(e._clip.name))),function(e){throw new TypeError('"'+e+'" is read-only')}("finalActions"),s.off||b.forEach((e=>e.paused=!0))),a){var T=uu.findByName(e.animations,a);T&&b.push(T),s.off||(T.paused=!0)}b.length&&(s.actions=b,n=!0);var w=e.actions.filter((e=>c.includes(e._clip.name))),E=e.actions.filter((e=>h.includes(e._clip.name))),A=e.actions.filter((e=>d.includes(e._clip.name))),R=e.actions.filter((e=>u.includes(e._clip.name)));s.off||(E.forEach((e=>{e.loop=Lt,e.paused=!0,e.weight=0,e.time=0})),R.forEach((e=>{e.loop=Lt,e.paused=!0,e.weight=0,e.time=0})),A.forEach((e=>{e.paused=!0,e.weight=0,e.time=0}))),s.enter=E,s.loop=A,s.exit=R,s.idle=w,n=!0,e.spatialObjects.push(s)}}))}));var{animationSoundFrames:i=[]}=e.artifact;if(i.length&&i.forEach((t=>{var{time:n,audio:i,onLoop:r=!1}=t,s=X.arr(i)?i:[i],a=e.actions.find((e=>e._clip.name===t.action)),o=[];s.forEach((n=>{var i=e.preload.audioElements.find((e=>{var t,{ele:i}=e;return(null==i||null===(t=i.dataset)||void 0===t?void 0:t.name)===n}));a&&i.ele&&(i.ele.loop=!1,o.push(i.ele)),a||console.warn("W_ANIMATIONSOUNDFRAMES","could not find action",t.action,e.animations),i.ele||console.warn("W_ANIMATIONSOUNDFRAMES","could not find audioelement",t.audio,e.preload.audioElements)}));var l=1===o.length?o[0]:o,c={action:a,audio:l,playing:!1,time:n};r?this.animationLoopSoundActions.push(c):this.animationSoundActions.push(c)})),n&&e.mixer){var r=[e.mixer,"finished",e=>{var{name:t}=e.action._clip;t.includes("enter")&&!this.looping?this.looping=!0:t.includes("exit")&&!this.finished&&(this.finished=!0,this.closing=!1)}];ap.on(...r),e.eventsToRemove.push(r)}if(e.mixer&&this.animationLoopSoundActions.length){var a=[e.mixer,"loop",e=>{var{name:t}=e.action._clip,n=this.animationLoopSoundActions.find((e=>e.action._clip.name===t));if(n){var{currentAudioId:i=0}=n,r=n.audio[i];r.time=0,r.play(),++i>=n.audio.length&&(i=0),n.currentAudioId=i}}];ap.on(...a),e.eventsToRemove.push(a)}e.addRenderStep(this.render.bind(this))}render(e){var t,{engine:n}=e;n.modelSpawned&&(null!==(t=this.animationSoundActions)&&void 0!==t&&t.length&&this.animationSoundActions.forEach((e=>{var{action:t,time:n=0,audio:i}=e,{currentAudioId:r=0}=e,s=i;if(t.time>=n){if(X.arr(i))return;s.paused&&(t.time>1e3?s.time=t.time:s.time=0,s.play(),++r>=i.length&&(r=0),e.currentAudioId=r)}})),n.spatialObjects.forEach((e=>{var{node:t,distanceTarget:i,exclusive:r=!1,restart:s,actions:a,idle:o=[],enter:l=[],loop:c=[],exit:h=[],audio:u,gainNode:d,off:p,fn:m,yDistanceTest:f=!0}=e,{distance:g={max:2,min:0},scale:v}=e,_=i||t,x=new Gn;_.getWorldPosition(x);var y=f?x.y:n.camera.position.y,M=new Gn(x.x,y,x.z),S=_.visible?n.camera.position.distanceTo(M):1e4;if(g=nf(g),v){v=nf(v);var b=g.min/g.max,T=1-S/g.max+b,w=Math.max(v.min,Math.min(v.max,T));t.scale.set(w,w,w)}if(u&&u.ele&&d){var{ele:E}=u,A=d.gain.value,R=Math.max(0,Math.min(1,1-S/g.max+g.min/g.max)),C=Math.abs(A-R);R<=.02?d.gain.value=0:C>.02&&(R>0&&E.paused&&(E.time=0,E.play()),d.gain.value=R),s&&(S>g.max||S<g.min)&&(E.currentTime=0,E.pause())}S<=g.max&&S>=g.min?this.opening?this.looping&&(this.looping=!1,h.forEach((e=>{e.weight=0,e.paused=!0})),o.forEach((e=>{e.weight=0,e.paused=!0})),l.forEach((e=>{e.weight=0,e.paused=!0})),c.forEach((e=>{e.time=0,e.weight=1,e.paused=!1})),this.closing=!1):(h.forEach((e=>{e.weight=0,e.paused=!0})),o.forEach((e=>{e.weight=0,e.paused=!0})),c.forEach((e=>{e.weight=0,e.paused=!0})),l.forEach((e=>{e.time=0,e.weight=1,e.paused=!1})),this.opening=!0,this.closing=!1):this.closing?this.finished&&(h.forEach((e=>{e.weight=0,e.paused=!0})),c.forEach((e=>{e.weight=0,e.paused=!0})),l.forEach((e=>{e.weight=0,e.paused=!0})),o.forEach((e=>{e.time=0,e.weight=1,e.paused=!1})),this.looping=!1,this.finished=!1):(c.forEach((e=>{e.weight=0,e.paused=!0})),o.forEach((e=>{e.weight=0,e.paused=!0})),l.forEach((e=>{e.weight=0,e.paused=!0})),h.forEach((e=>{e.time=0,e.weight=1,e.paused=!1})),this.opening=!1,this.looping=!1,this.closing=!0),a&&a.length&&a.forEach((e=>{S<=g.max&&S>=g.min?p?e.paused||(e.paused=!0):e.paused&&(r?n.actions.forEach((t=>{t!==e?t.paused||(t.paused=!0):t.paused&&(t.paused=!1)})):e.paused=!1):p?e.paused&&(e.paused=!1):e.paused||(e.paused=!0)})),m&&X.fn(n.sceneInstance[m])&&n.sceneInstance[m]({node:t,config:{distance:g},distance:S})})))}}});var uf=Object.freeze({__proto__:null,AnalyseAudio:class{constructor(e){var t,{audioElement:n,audioElements:i=[]}=e.preload.assets;n||null!=i&&i.length?([n,...i].filter((e=>e)).forEach((t=>{var n=new AudioContext,i=n.createMediaElementSource(t.ele),r=n.createAnalyser();r.fftSize=e.artifact.fftSize||32,i.connect(r),i.connect(n.destination);var s=new Uint8Array(r.frequencyBinCount);r.getByteFrequencyData(s),e.audioAnalysers.push({name:t.ele.id,analyser:r,array:s})})),null===(t=e.artifact.audioAnalyserEmission)||void 0===t||t.forEach((t=>{var n=Jm(t,{intensity:.004,minIntensity:0,color:[],target:""}),i=[];e.model.traverse((e=>{var t;ef({node:e,search:n.target})&&(e.material?i.includes(e.material)||i.push(e.material):null!==(t=e.children)&&void 0!==t&&t.length&&e.children.forEach((e=>{e.material&&i.push(e.material)})))})),n.targets=i,n.targets.length||console.warn("W_AUDIO_ANALYSER_EMISSION_CONFIGS","Audio analyser emission config does not find a 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i=0;i<e.children.length;i++)pf(e.children[i],t.children[i],n)}var mf=Object.freeze({__proto__:null,Clones:class{constructor(e){var t=this;this.spawnableClones=[],this.cloneMixers=[],this.waitingForSpawn=[],this.camPos=new Gn;var n=e.artifact.clones,{delay:i=1e3,radius:r=5,scale:s=!1,positions:a=[],x:o,y:l,z:c}=n;a.length&&(this.freePositions=a),n.delay=nf(i),n.scale=s&&nf(s),n.x=nf(o),n.y=nf(l),n.z=nf(c),n.radius=nf(r);var h=e.model;if(n.target){var u=e.model.getObjectByName(n.target);u&&(h=u)}h.removeFromParent();for(var d=e.actions.filter((e=>X.arr(n.action)?n.action.includes(e._clip.name):e._clip.name===n.action)),p=function(){var n=df(h);if(t.spawnableClones.push(n),n.position.set(2e3,2e3,2e3),e.model.add(n),n.userData.actions=[],d.length){var i=new bd(n);d.forEach((e=>{var t=i.clipAction(e._clip);n.userData.actions.push(t)})),n.userData.mixer=i,t.cloneMixers.push(i);var 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n=Math.floor(Math.random()*(t+1))[(e[t],e[n])]=[e[n],e[t]]})(this.freePositions),this.waitingForSpawn.forEach((e=>{if(e.userData.wait<=r){var t;if(e.userData.wait=r+Km(s),o){var n=Km(o);e.scale.set(n,n,n)}var a,l,d=i.camera.position,p=359.999*Math.random(),m=Km(h),f=i.scene.position.y;if(null!==(t=this.freePositions)&&void 0!==t&&t.length){var[g,v,_]=this.freePositions.pop();a=g,f=v,l=_,this.freePositions.length<c.length/2&&(this.freePositions=[...c])}else"circle"===u?(a=(d.x+m)*M.cos(p),l=(d.z+m)*M.sin(p)):(a=(d.x+m)*M.cos(p),l=(d.z+m)*M.sin(p)*-1);e.position.set(a,f-2,l),e.userData.actions.forEach(((e,t)=>{e.paused=!1,e.play()}));var x=this.waitingForSpawn.indexOf(e);this.waitingForSpawn.splice(x,1)}}))}}});const ff=new tr,gf=new Gn,vf=new mn,_f=new mn,xf=new mn;class 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this.randomFunction=e,this}sample(e,t,n,i){const r=this.sampleFaceIndex();return this.sampleFace(r,e,t,n,i)}sampleFaceIndex(){const e=this.distribution[this.distribution.length-1];return this.binarySearch(this.randomFunction()*e)}binarySearch(e){const t=this.distribution;let n=0,i=t.length-1,r=-1;for(;n<=i;){const s=Math.ceil((n+i)/2);if(0===s||t[s-1]<=e&&t[s]>e){r=s;break}e<t[s]?i=s-1:n=s+1}return r}sampleFace(e,t,n,i,r){let s=this.randomFunction(),a=this.randomFunction();s+a>1&&(s=1-s,a=1-a);const o=this.indexAttribute;let l=3*e,c=3*e+1,h=3*e+2;return o&&(l=o.getX(l),c=o.getX(c),h=o.getX(h)),ff.a.fromBufferAttribute(this.positionAttribute,l),ff.b.fromBufferAttribute(this.positionAttribute,c),ff.c.fromBufferAttribute(this.positionAttribute,h),t.set(0,0,0).addScaledVector(ff.a,s).addScaledVector(ff.b,a).addScaledVector(ff.c,1-(s+a)),void 0!==n&&(void 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t=this;this.spawnableClones=[],this.waitingForSpawn=[],this.camPos=new Gn,this.render=this.render.bind(this),this.respawnNode=this.respawnNode.bind(this),e.addRenderStep(this.render);var{clonesOnMeshes:n}=e.artifact;this.sampleTargetPosition=new Gn,this.sampleTargetNormal=new Gn,this.sampleTargetColor=new lr;var i=[];this.meshes=n.map((n=>{var{action:r,delay:s=1e3,number:a=10,mesh:o,normals:l=!1,parent:c=!1,scale:h=!1,rotate:u=!1,respawnDelay:d,target:p="clone"}=n;h&&(h=h&&nf(h)),s&&(s=nf(s)),d&&(d=nf(d));var m=e.model.getObjectByName(o),f=m.geometry.toNonIndexed(),g=new yf({geometry:f}).build();if(c){var v=e.model.getObjectByName(c);c=v}else c=m;var _=e.model.getObjectByName(p);i.push(_);for(var x=e.actions.filter((e=>X.arr(r)?cloneConfig.action.includes(e._clip.name):e._clip.name===r)),y=function(){var n=df(_);if(n.visible=c.visible,n.userData.actions=[],n.userData.delay=s,x.length){var i=new bd(n);x.forEach((e=>{var t=i.clipAction(e._clip);n.userData.actions.push(t)})),n.userData.mixer=i;var r=[i,"loop",()=>t.respawnNode(n)];ap.on(...r),e.eventsToRemove.push(r)}n.position.set(2e3,2e3,2e3),c.add(n)},M=0;M<a;M++)y();return m.parent&&m.removeFromParent(),{delay:s,mesh:m,parent:c,normals:l,respawnDelay:d,rotate:u,sampler:g,scale:h,target:_}})),i.forEach((e=>{e.parent&&e.removeFromParent()}))}respawnNode(e){e.userData.playing=!1,e.userData.actions.forEach((e=>{e.paused=!0,e.time=0}));var t=Km(e.userData.delay);e.userData.nextSpawn+=t}spawnNode(e,t){if(e.parent.visible){var{normals:n,respawnDelay:i,rotate:r,scale:s,sampler:a}=t;if(e.userData.playing=!0,e.visible=!0,s){var o=Km(s);e.scale.set(o,o,o)}a.sample(this.sampleTargetPosition,this.sampleTargetNormal);var{x:l,y:c,z:h}=this.sampleTargetPosition;if(e.position.set(l,c,h),n){var{x:u,y:d,z:p}=this.sampleTargetNormal;r&&(d=359.9*Math.random()),e.rotation.set(u,d,p)}else if(r){var{x:m,z:f}=e.rotation,g=359.9*Math.random();e.rotation.set(m,g,f)}e.userData.actions.forEach((e=>{e.time=0,e.paused=!1})),e.userData.mixer}}render(e){var{delta:t,engine:n,timestamp:i}=e;n.modelSpawned&&this.meshes.forEach(((e,n)=>{var{parent:r,delay:s}=e;r.children.forEach((n=>{n.userData.mixer&&n.userData.mixer.update(t),n.userData.nextSpawn||(n.userData.nextSpawn=i+Km(s)),n.userData.nextSpawn<=i&&!n.userData.playing&&this.spawnNode(n,e)}))}))}}}),Sf={uniforms:{color:{value:null},tDiffuse:{value:null},textureMatrix:{value:null}},vertexShader:"#define GLSLIFY 1\nuniform mat4 textureMatrix;varying vec4 vUv;\n#include <common>\n#include <logdepthbuf_pars_vertex>\nvoid main(){vUv=textureMatrix*vec4(position,1.0);gl_Position=projectionMatrix*modelViewMatrix*vec4(position,1.0);\n#include <logdepthbuf_vertex>\n}",fragmentShader:"#define GLSLIFY 1\nuniform vec3 color;uniform sampler2D tDiffuse;varying vec4 vUv;\n#include <logdepthbuf_pars_fragment>\nfloat blendOverlay(float base,float blend){return(base<0.5 ?(2.0*base*blend):(1.0-2.0*(1.0-base)*(1.0-blend)));}vec3 blendOverlay(vec3 base,vec3 blend){return vec3(blendOverlay(base.r,blend.r),blendOverlay(base.g,blend.g),blendOverlay(base.b,blend.b));}void main(){\n#include <logdepthbuf_fragment>\nvec4 base=texture2DProj(tDiffuse,vUv);gl_FragColor=vec4(blendOverlay(base.rgb,color),1.0);\n#include <tonemapping_fragment>\n#include <colorspace_fragment>\n}"};class bf extends qr{constructor(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2?arguments[2]:void 0;super(e),this.isReflector=!0,this.type="Reflector",this.camera=new ns,this.XR=n.XR,this.skybox=n.skybox,this.shadowPlane=n.shadowPlane,this.color=void 0!==t.color?new lr(t.color):new lr(8355711),this.textureMatrix=new _i,this.clipBias=t.clipBias||0,this.reflectorPlane=new hs,this.normal=new Gn,this.reflectorWorldPosition=new Gn,this.cameraWorldPosition=new Gn,this.rotationMatrix=new _i,this.lookAtPosition=new Gn(0,0,-1),this.clipPlane=new Fn,this.view=new Gn,this.target=new Gn,this.q=new Fn;var i=t.shader||Sf,r=void 0!==t.multisample?t.multisample:4;this.virtualCamera=this.camera;var s=t.textureWidth||512,a=t.textureHeight||512;this.renderTarget=new zn(s,a,{samples:r,type:qe});var o=new es({uniforms:$r.clone(i.uniforms),fragmentShader:i.fragmentShader,vertexShader:i.vertexShader});o.uniforms.tDiffuse.value=this.renderTarget.texture,o.uniforms.color.value=this.color,o.uniforms.textureMatrix.value=this.textureMatrix,this.material=o,this.onBeforeRender=this.onBeforeRender.bind(this)}onBeforeRender(e,t,n){var i,{clipBias:r,virtualCamera:s,reflectorPlane:a,normal:o,reflectorWorldPosition:l,cameraWorldPosition:c,rotationMatrix:h,lookAtPosition:u,clipPlane:d,renderTarget:p,textureMatrix:m,view:f,target:g,q:v}=this;if(l.setFromMatrixPosition(this.matrixWorld),c.setFromMatrixPosition(n.matrixWorld),h.extractRotation(this.matrixWorld),o.set(0,0,1),o.applyMatrix4(h),f.subVectors(l,c),!(f.dot(o)>0)){f.reflect(o).negate(),f.add(l),h.extractRotation(n.matrixWorld),u.set(0,0,-1),u.applyMatrix4(h),u.add(c),g.subVectors(l,u),g.reflect(o).negate(),g.add(l),s.position.copy(f),s.up.set(0,1,0),s.up.applyMatrix4(h),s.up.reflect(o),s.lookAt(g),s.far=n.far,s.updateMatrixWorld(),s.projectionMatrix.copy(n.projectionMatrix),m.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),m.multiply(s.projectionMatrix),m.multiply(s.matrixWorldInverse),m.multiply(this.matrixWorld),a.setFromNormalAndCoplanarPoint(o,l),a.applyMatrix4(s.matrixWorldInverse),d.set(a.normal.x,a.normal.y,a.normal.z,a.constant);var _=s.projectionMatrix;v.x=(Math.sign(d.x)+_.elements[8])/_.elements[0],v.y=(Math.sign(d.y)+_.elements[9])/_.elements[5],v.z=-1,v.w=(1+_.elements[10])/_.elements[14],d.multiplyScalar(2/d.dot(v)),_.elements[2]=d.x,_.elements[6]=d.y,_.elements[10]=d.z+1-r,_.elements[14]=d.w,this.visible=!1;var x=e.getRenderTarget(),y=e.xr.enabled,M=e.shadowMap.autoUpdate,S=e.outputColorSpace,b=e.toneMapping;e.xr.enabled=!1,e.shadowMap.autoUpdate=!1,e.outputColorSpace=Wt,e.toneMapping=Me,e.setRenderTarget(p),e.state.buffers.depth.setMask(!0),!1===e.autoClear&&e.clear();var T=!1;this.XR&&this.skybox&&(this.skybox.visible?T=!0:this.skybox.visible=!0);var w=!1;null!==(i=this.shadowPlane)&&void 0!==i&&i.visible&&(this.shadowPlane.visible=!1,w=!0),e.render(t,s),e.xr.enabled=y,e.shadowMap.autoUpdate=M,e.outputColorSpace=S,e.toneMapping=b,e.setRenderTarget(x),this.XR&&this.skybox&&!T&&(this.skybox.visible=!1),w&&(this.shadowPlane.visible=!0);var E=n.viewport;void 0!==E&&e.state.viewport(E),this.visible=!0}}getRenderTarget(){return this.renderTarget}dispose(){this.renderTarget.dispose(),this.material.dispose()}}var Tf=Object.freeze({__proto__:null,Mirrors:class{constructor(e){var{mirrors:t}=e.artifact,n=q.devicePixelRatio;this.textureWidth=q.innerWidth*n,this.textureHeight=q.innerHeight*n,this.engine=e,e.mirrors=t.map(this.addMirror.bind(this))}addMirror(e){var{clipBias:t=.003,color:n=7829367,type:i,params:r=[4,32],rotation:s={},position:a={}}=e,o=this.createGeometry({type:i,params:r}),{textureHeight:l,textureWidth:c}=this,h=new bf(o,{clipBias:t,textureWidth:c,textureHeight:l,color:n},this.engine),{x:u,y:d,z:p}=s;if(u){var m=pn.degToRad(u);h.rotateX(m)}if(d){var f=pn.degToRad(d);h.rotateY(f)}if(p){var g=pn.degToRad(p);h.rotateZ(g)}var{x:v,y:_,z:x}=a;return v&&h.position.setX(v),_&&h.position.setY(_),x&&h.position.setZ(x),this.engine.model.add(h),h}createGeometry(e){var{type:t,params:n}=e,{BOX:i,CIRCLE:r,PLANE:s,RING:a,SPHERE:o}=q.APP_DB.MESH_TYPES;switch(t){case i:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a BoxGeometry. Mirrors with volume will sometimes create rendering issues."),new Zr(...n);case r:return new Fc(...n);case s:return new gs(...n);case a:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a RingGeometry. Mirrors with volume will sometimes create rendering issues."),new Eh(...n);case o:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a SphereGeometry. Mirrors with volume will sometimes create rendering issues."),new Rh(...n);default:return new gs(...n)}}}}),wf=Object.freeze({__proto__:null,addPly:e=>{var n,{artifact:i,preload:r}=e,s=Jm(i.ply,{vertexColors:!0,size:.01,sizeAttenuation:!0,opacity:"1.0"}),a={x:0,y:0,z:0},o=Jm(i.ply,{positions:[],rotations:[],position:a,pos:a,rotation:a,rot:a});e.morphTargetInfluenceConfig=Jm(i.ply,{animated:!1,delay:1e3,speed:1});var l=new Ho;l.name="plyGroup";var{position:c=o.pos,positions:h=[],rotation:u=o.rot,rotations:d=[],scale:p,scales:m=[]}=o,f=0!==c.x||0!==c.y||0!==c.z;if(X.arr(r.assets.ply)&&null!==(n=r.assets.ply)&&void 0!==n&&n.length)if(e.morphTargetInfluenceConfig.animated){var[g]=r.assets.ply;g.morphAttributes={position:[],color:[]},r.assets.ply.forEach((e=>{g.morphAttributes.position.push(e.attributes.position),g.morphAttributes.color.push(e.attributes.color)}));var v=new ic(t(t({},s),{},{transparent:"1.0"!==s.opacity})),_=new lc(g,v);if(_.morphTargetInfluences[0]=1,e.animatedPoints=_,e.morphTargetTargetIndex=1,l.add(_),f){var x=l.position,{x:y=x.x,y:M=x.y,z:S=x.z}=c;l.position.set(y,M,S)}}else r.assets.ply.forEach(((e,n)=>{var i=new ic(t(t({},s),{},{transparent:"1.0"!==s.opacity})),r=new lc(e,i);if(h[n]){var{x:a,y:o,z:f}=h[n];r.position.set(a,o,f)}else if(c){var{x:g,y:v,z:_}=c;r.position.set(g,v,_)}if(d[n]){var{x:x,y:y,z:M}=d[n];r.rotation.set(x,y,M)}else if(u){var{x:S,y:b,z:T}=u;r.rotation.set(S,b,T)}if(m[n]){var{x:w,y:E,z:A}=m[n];r.scale.set(w,E,A)}else if(p){var{x:R,y:C,z:P}=p;r.scale.set(R,C,P)}l.add(r)}));else{var b=new ic(t(t({},s),{},{transparent:"1.0"!==s.opacity}));if(l.add(new lc(r.assets.ply,b)),f){var T=l.position,{x:w=T.x,y:E=T.y,z:A=T.z}=c;l.position.set(w,E,A)}}e.model?e.model.add(l):e.model=l}});var Ef=Object.freeze({__proto__:null,Particles:class{constructor(e){var{artifact:t,model:n,preload:i}=e;this.preload=i,this.model=n,this.defaultBox={x:10,y:10,z:10},this.particles=Jm(t.particles,[{name:"snowflake",size:.1,box:this.defaultBox}]),this.materials=[]}init(){var e=this;return i((function*(){var t=e.preload.textureLoader,n=new Ho;yield Promise.all(e.particles.map(function(){var r=i((function*(i){var{box:r=e.defaultBox,color:s=16777215,count:a=1e3,name:o,size:l,imgType:c="png",opacity:h=1}=i,u=o;u.endsWith(".".concat(c))&&(u=u.replace(".".concat(c),"")),Bp.WEBP?u+=".webp":u+=".".concat(c);for(var d=yield e.preload.promisifiedLoad({loader:t,file:"https://static.artificialmuseum.com/textures/matcap/".concat(u)}),p=new ic({size:l,map:d,color:s,blending:1,depthTest:!1,transparent:!0,opacity:h}),m=new Cr,f=[],g=0;g<a;g++){var v=void 0;if(0===r.xMin)v=Math.random()*r.x;else v=(Math.random()>.5?-1:1)*Math.random()*(2*r.x)-r.x;var _=Math.random()*r.y,x=void 0;if(0===r.zMin)x=Math.random()*r.z;else x=(Math.random()>.5?-1:1)*Math.random()*(2*r.z)-r.z;f.push(v,_,x)}m.setAttribute("position",new Mr(f,3));var y=new lc(m,p);n.add(y)}));return function(e){return r.apply(this,arguments)}}())),e.model.add(n),e.particles=n}))()}update(e){var{delta:t}=e;this.particles.rotation.y+=.01*t}}});var Af=Object.freeze({__proto__:null,LookAtCamera:class{constructor(e){this.lookAtPosition=new Gn;var{artifact:t,model:n}=e;n.traverse((n=>{var i=t.lookAtCameraObjects.find((e=>ef({node:n,search:X.str(e)?e:e.name})));if(i){var{speed:r,lookAtY:s=!0}=i;r=X.num(r)?r:t.lookAtSpeed,s=X.bool(t.lookAtY)?t.lookAtY:s,e.lookAtCameraObjects.push({speed:r,lookAtY:s,node:n,alpha:0})}}))}render(e){var{engine:t,delta:n}=e,{camera:i,lookAtCameraObjects:r=[],lookAtY:s}=t;r.forEach((e=>{var{lookAtY:t=!0,node:r,speed:a}=e;if(!1!==t&&!1!==s){var o,l,c,h;e.alpha+=n*a,this.lookAtPosition.x=0,this.lookAtPosition.y=0,this.lookAtPosition.z=r.position.distanceTo(i.position),!1!==t&&!1!==s||(this.lookAtPosition.y=0===r.position.y?.01:r.position.y),this.lookAtPosition.distanceToSquared(i.position)>.1?(this.lookAtPosition.lerp(i.position,Math.min(1,e.alpha)),r.lookAt(this.lookAtPosition)):e.alpha=0}else{var u=(o=i.position.x,l=r.position.x,c=i.position.z,h=r.position.z,Math.atan2(o-l,c-h));r.rotation.y=u}}))}}});var Rf=Object.freeze({__proto__:null,TextGeometry:class extends Sh{constructor(e,t={}){const n=t.font;if(void 0===n)super();else{const i=n.generateShapes(e,t.size);t.depth=void 0!==t.height?t.height:50,void 0===t.bevelThickness&&(t.bevelThickness=10),void 0===t.bevelSize&&(t.bevelSize=8),void 0===t.bevelEnabled&&(t.bevelEnabled=!1),super(i,t)}this.type="TextGeometry"}}});var Cf=Object.freeze({__proto__:null,CustomMaterials:class{constructor(e){var{preload:t}=e,{customMaterials:n=[]}=t.assets;n.forEach((t=>{var{config:n,material:i}=t,{target:r}=n,s=e.model.getObjectByName(r);s&&(X.fn(i.init)&&i.init({engine:e,node:s,target:r}),s.material=i,e.customMaterials.push({config:n,material:i}))})),e.addRenderStep(this.tick.bind(this))}tick(e){var{delta:t,engine:n}=e;n.customMaterials.forEach((n=>{var{config:i,material:r}=n;if(r.uniforms.uTime){var{speed:s=1}=i;r.uniforms.uTime.value+=t*s}X.fn(r.tick)&&r.tick(e)}))}}}),Pf=["canvas","texture","scale","scene","shaderConfig"];class Lf extends es{constructor(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},{canvas:t,texture:n,scale:i=1,scene:r,shaderConfig:a={}}=e;super(s(e,Pf)),this.scene=r;var o=new On;(t||n)&&(t?o=new dc(t):n&&(o=n),o.needsUpdate=!1,o.minFilter=Be,o.magFilter=Be,o.format=Je);var{ptSize:l=1,sizeAttenuation:c=1}=a;this.shaderConfig=Jm(a,{filterSize:"1",minDepth:"0.1",maxDepth:"7.0",depthThresholdFilter:"1.0",scale:2*i,depthScale:"1.0",hueRedReducer:"0.0",pixelDepth:"3.0",ptSize:(parseFloat(l)*window.devicePixelRatio).toFixed(1).toString(),sizeAttenuation:(parseFloat(c)*window.devicePixelRatio).toFixed(2).toString(),alpha:1,iK:[0,0,0,0],width:1164,height:776}),this.uniforms={texImg:{type:"t",value:o},texSize:{type:"i2",value:[this.shaderConfig.width,this.shaderConfig.height]},iK:{type:"f4",value:this.shaderConfig.iK},scale:{type:"f",value:this.shaderConfig.scale},ptSize:{type:"f",value:this.shaderConfig.ptSize},alpha:{type:"f",value:this.shaderConfig.alpha},filterSize:{type:"f",value:this.shaderConfig.filterSize},minDepth:{type:"f",value:this.shaderConfig.minDepth},maxDepth:{type:"f",value:this.shaderConfig.maxDepth},depthThresholdFilter:{type:"f",value:this.shaderConfig.depthThresholdFilter},hueRedReducer:{type:"f",value:this.shaderConfig.hueRedReducer},pixelDepth:{type:"f",value:this.shaderConfig.pixelDepth},depthScale:{type:"f",value:this.shaderConfig.depthScale},sizeAttenuation:{type:"f",value:this.shaderConfig.sizeAttenuation}},this.side=me,this.transparent=!1,this.vertexShader="\nattribute float vertexIdx;\n\nvarying float vVertexIdx;\nvarying vec2 vPtPos;\n\nuniform ivec2 texSize;\nuniform sampler2D texImg;\nuniform vec4 iK;\nuniform float scale;\nuniform float minDepth;\nuniform float maxDepth;\nuniform float pixelDepth;\nuniform int filterSize;\nuniform float ptSize;\nuniform float depthThresholdFilter;\nuniform float depthScale;\nuniform float hueRedReducer;\nuniform float sizeAttenuation;\n\n#include <common>\n\nfloat rgb2hue(vec3 c) {\n  float r = c.r - hueRedReducer;\n  vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);\n  vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));\n  vec4 q = mix(vec4(p.xyw, r), vec4(r, p.yzx), step(p.x, r));\n\n  float d = q.x - min(q.w, q.y);\n  float e = 1.0e-10;\n  return abs(q.z + (q.w - q.y) / (6.0 * d + e));\n}\n\nfloat getPixelDepth(ivec2 pixel) {\n  vec2 lookupPt = (vec2(pixel) + vec2(0.5)) / vec2(texSize);\n  float hue = rgb2hue(texture2D(texImg, lookupPt).rgb);\n  float pxDepth = pixelDepth * hue;\n  if (pxDepth == 0.0) {\n    return 1.0 * pixelDepth;\n  }\n  return pxDepth;\n}\n\nbool shouldDiscard(ivec2 currPixel) {\n  float centerPixelDepth = getPixelDepth(currPixel);\n\n  for (int i = -filterSize; i <= filterSize; i++) {\n    for (int j = -filterSize; j <= filterSize; j++) {\n      if (i == 0 && j == 0) {\n        continue;\n      }\n\n      float currDepth = getPixelDepth(currPixel + ivec2(j, i));\n\n      if (currDepth < minDepth\n        || currDepth > maxDepth\n        || abs(centerPixelDepth - currDepth) > depthThresholdFilter\n      ) {\n        return true;\n      }\n    }\n  }\n\n  return false;\n}\n\nvoid main() {\n  ivec2 frameSize = ivec2(texSize.x / 2, texSize.y);\n  int vertIdx = int(vertexIdx);\n\n  int actualNumPts = frameSize.x * frameSize.y;\n  if (vertIdx >= actualNumPts) {\n    gl_Position = vec4(0.0);\n    return;\n  }\n\n  int ptY = vertIdx / int(frameSize.x);\n  int ptX = vertIdx - ptY * int(frameSize.x);\n\n  ivec2 pt = ivec2(ptX, ptY);\n\n  if (ptX <= 5 || shouldDiscard(pt)) {\n    gl_Position = vec4(0.0);\n    return;\n  }\n\n  float currDepth = getPixelDepth(pt);\n\n  vec3 ptPos = scale * vec3(\n    (iK.x * float(ptX) + iK.z) * currDepth,\n    (iK.y * float(ptY) + iK.w) * currDepth,\n    -currDepth * depthScale\n  );\n\n  vec4 mvPos = modelViewMatrix * vec4(ptPos, 1.0);\n  gl_Position = projectionMatrix * mvPos;\n\n  vPtPos = vec2(float(ptX), float(ptY));\n  vVertexIdx = vertexIdx;\n\n  gl_PointSize = ptSize;\n\n  bool isPerspective = isPerspectiveMatrix(projectionMatrix);\n  if ( isPerspective ) {\n    gl_PointSize = max(ptSize, sizeAttenuation / -mvPos.z);\n  }\n}\n",this.fragmentShader="\nvarying float vVertexIdx;\nvarying vec2 vPtPos;\n\nuniform ivec2 texSize;\nuniform sampler2D texImg;\nuniform float alpha;\n\nvoid main() {\n  vec2 frameSizeF = vec2(texSize.x / 2, texSize.y);\n  ivec2 frameSize = ivec2(frameSizeF);\n\n  int vertIdx = int(vVertexIdx);\n  int actualNumPts = frameSize.x * frameSize.y;\n  if (vertIdx >= actualNumPts) {\n    discard;\n  }\n\n  vec2 lookupPt = (vec2(vPtPos.x + frameSizeF.x, vPtPos.y) + vec2(0.5)) / vec2(texSize);\n  vec3 currColor = texture2D(texImg, lookupPt).rgb;\n\n  gl_FragColor = vec4(currColor, alpha);\n}\n"}}class If{constructor(e){var{artifact:t,image:n,position:i,quaternion:r,intrinsicMatrix:s,scene:a}=e;this.imageSource=n;var o=new Ho;this.imageObject=o;var{pos:l=t.position,rot:c=t.rotation}=t;if(l){var{x:h,y:u,z:d}=l;h&&(o.position.x+=h),u&&(o.position.y+=u),d&&(o.position.z+=d)}if(c){var{x:p,y:m,z:f}=c;p&&o.rotateX(p),m&&o.rotateY(m),f&&o.rotateZ(f)}var{width:g,height:v}=n.source.data,{ifx:_,ify:x,itx:y,ity:M}=s,S={iK:[_,x,y,M],width:g,height:v};this.material=new Lf({texture:n,scene:a,scale:1,shaderConfig:S}),o.position.set(i.x,i.y,i.z),o.quaternion.set(r.qx,r.qy,r.qz,r.qw);var b=g*v;this.buffIndices=new Uint32Array(b),this.buffPointIndicesAttr=new Float32Array(b);for(var T=0;T<b;T++)this.buffIndices[T]=T,this.buffPointIndicesAttr[T]=parseFloat(T);var w=new Cr;w.setAttribute("vertexIdx",new Mr(this.buffPointIndicesAttr,1)),w.setIndex(new yr(new Uint32Array(this.buffIndices),1));var E=new lc(w,this.material);E.frustumCulled=!1,o.add(E)}}var Df=Object.freeze({__proto__:null,Record3DImage:If,Record3DImages:class{constructor(e){var{config:t,engine:n,images:i}=e,{artifact:r}=n;n.model||(n.model=new Ho),this.config=Jm(t,{showImagesGradually:!1,intrinsicMatrix:{ifx:.00155,ify:.00155,itx:-.44672,ity:-.59575}}),i.forEach((e=>{var{position:t,quaternion:i,intrinsicMatrix:s=this.config.intrinsicMatrix,object:a}=e,o=new If({artifact:r,image:a,position:t,quaternion:i,intrinsicMatrix:s,parent:n.scene});n.model.add(o.imageObject)}))}}});var Uf=Object.freeze({__proto__:null,Portal:class{constructor(e){var t,{engine:n,mergeConfig:i}=e;if(this.engine=n,this.config=i(n.artifact.portal,{parent:"portal",clip:"clip",door:"door",skyIn:"skyIn",skyOut:"skyOut",groundIn:"groundIn",groundOut:"groundOut",earth:"earthOut",earthOutside:"earthOutside",placard:"placard",placardImage:!1,textureTarget:"textureTarget",renderTarget:"clipRenderTarget",renderTarget2:"clipRenderTarget2",triggerAreas:"triggerAreas",isInsideDoor:"isInsideDoor",isOutsideDoor:"isOutsideDoor",ignoreChildren:!1,isInDoor:"isInDoor",showIn:"showIn",hideIn:"hideIn",excludedChildren:"earthOutside",opened:!0,rayCast:{near:.5,far:50},load:!0,pos:{x:0,y:0,z:0}}),this.opened=this.config.opened,this.meshNames=i(n.artifact.portal,{clip:"clip",door:"door",skyIn:"skyIn",skyOut:"skyOut",groundIn:"groundIn",groundOut:"groundOut",earth:"earthOut",placard:"placard",renderTarget:"clipRenderTarget",renderTarget2:"clipRenderTarget2",earthOutside:"earthOutside"}),this.isInside=!1,this.camera=n.camera,this.model=n.model,null!=n&&null!==(t=n.model)&&void 0!==t&&t.children&&!0!==this.config.ignoreChildren){var r=new Ho;r.name="artifact",Object.entries(this.meshNames).forEach((e=>{var[t,i]=e,r=n.model.getObjectByName(i);r&&(this[t]=r)})),n.model.children.filter((e=>!this.config.excludedChildren.includes(e.name))).forEach((e=>{r.add(e),e.remove()})),this.children=[r];var{x:s,y:a,z:o}=this.config.pos;r.position.set(s,a,o),n.model.add(r)}else this.children=[];var l=n.model.getObjectByName("outside");this.outChildren=l?l.children:[],this.toggleOut(!1);var c=!1,h=!1,{glb:u,placardColor:d,placardNormal:p}=n.preload.assets.Portal;if(d&&(c=d),p&&(h=p),u){var{animations:m=[],scene:f}=u;m.length&&n.animations.push(...m),n.model?n.model.add(...f.children):n.model=f}var g=n.model.getObjectByName(this.config.parent);this.portal=g;var v=this.portal.getObjectByName("outside");v&&this.outChildren.push(...v.children);var _=this.portal.getObjectByName("inside");_&&this.children.push(..._.children),Object.entries(this.meshNames).forEach((e=>{var[t,n]=e,i=g.getObjectByName(n);i&&(this[t]?i.visible=!1:this[t]=i)}));var x=n.model.getObjectByName(this.meshNames.groundIn);if(x){if("portal"!==x.parent.parent.name){var y=g.getObjectByName(this.meshNames.groundIn);y&&y.position.set(5e3,5e3,5e3)}x.receiveShadow=!0}else console.error("groundIn not defined, looked for",this.meshNames.groundIn,n.model);var M=n.model.getObjectByName(this.meshNames.groundOut);if(M){if("portal"!==M.parent.parent.name){var S=g.getObjectByName(this.meshNames.groundOut);S&&S.position.set(5e3,5e3,5e3)}M.receiveShadow=!0}else console.error("groundOut not defined, looked for",this.meshNames.groundOut,n.model);var b=n.model.getObjectByName(this.meshNames.skyIn);if(b){b.receiveShadow=!1;var T=new hr;T.map=b.material.map,T.side=pe,b.material=T}else console.error("skyIn not defined, looked for",this.meshNames.skyIn,n.model);var w=n.model.getObjectByName(this.meshNames.skyOut);if(w){w.receiveShadow=!1;var E=new hr;E.map=w.material.map,E.side=pe,w.material=E}else console.error("skyOut not defined, looked for",this.meshNames.skyOut,n.model);this.renderTarget2&&(this.renderTarget2.visible=!1),this.config.textureTarget&&(this.textureTarget=g.getObjectByName(this.config.textureTarget),this.textureTarget&&(c?(this.textureTarget.material.map.source.data=c.source.data,h&&this.textureTarget.material.normalMap&&(this.textureTarget.material.normalMap.source.data=h.source.data),this.textureTarget.material.needsUpdate=!0):this.textureTarget.visible=!1)),this.triggerAreas=g.getObjectByName("triggerAreas"),this.triggerAreas.visible=!1,this.toggleOut(!1),this.toggleRenderTarget(!1),this.rayDirection=new Gn(0,-1,0);var{near:A,far:R}=this.config.rayCast;this.raycaster=new Ed(this.camera.position,this.rayDirection,A,R),this.lastIntersect=!1,this.door&&(this.door.castShadow=!0),n.addRenderStep(this.render.bind(this))}open(){this.opened=!0}close(){this.opened=!1}getTriggerArea(){var e;this.raycaster.set(this.camera.position,this.rayDirection);var[t]=this.raycaster.intersectObject(this.triggerAreas,!0);return null==t||null===(e=t.object)||void 0===e?void 0:e.name}setIfDifferent(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"visible";e&&(X.arr(e)?e:[e]).forEach((e=>{var i;e&&(e[n]!==t&&(e[n]=t),null!=e&&null!==(i=e.children)&&void 0!==i&&i.length&&e.traverse((e=>{e.hasOwnProperty(n)&&(e[n]=t)})))}))}toggleIn(e){this.setIfDifferent([this.skyIn,this.groundIn,...this.children],e)}toggleOut(e){this.setIfDifferent([this.skyOut,this.groundOut,this.earth,...this.outChildren],e),this.earthOutside&&this.setIfDifferent([this.earthOutside],!e)}toggleClip(e){this.setIfDifferent(this.clip,e)}togglePlacard(e){this.placard&&this.setIfDifferent(this.placard,e)}rotatePlacard(e){if(this.placard){var t=new Ri(0,pn.degToRad(e),0);this.placard.quaternion.setFromEuler(t)}}toggleRenderTarget(e){this.setIfDifferent(this.renderTarget,e)}walkInside(){this.opened?this.isInside||(this.toggleIn(!0),this.toggleOut(!0),this.toggleClip(!1),this.rotatePlacard(180),this.toggleRenderTarget(!0),this.isInside=!0):(this.toggleIn(!1),this.toggleOut(!1),this.toggleClip(!1),this.toggleRenderTarget(!1))}walkOutside(){this.isInside&&(this.toggleIn(!0),this.toggleOut(!1),this.toggleClip(!0),this.rotatePlacard(0),this.toggleRenderTarget(!1),this.isInside=!1)}render(){if(this.engine.modelSpawned){var e=this.getTriggerArea();if(e){if(this.lastIntersect!==e){var{isInsideDoor:t,isOutsideDoor:n,isInDoor:i,showIn:r,hideIn:s}=this.config,a=this.lastIntersect;e===t?a!==n&&a!==i||this.walkInside():e===n?a!==t&&a!==i||this.walkOutside():e===i&&(this.toggleIn(!0),this.toggleOut(a===n)),this.isInside||(e===r?(this.toggleIn(!0),this.toggleOut(!1),this.toggleClip(!0)):e===s&&(this.toggleIn(!1),this.toggleOut(!1),this.toggleClip(!1))),this.lastIntersect=e}}else this.lastIntersect=!1}}}});class Nf extends qr{constructor(e,t={}){super(e),this.isWater=!0;const n=this,i=void 0!==t.textureWidth?t.textureWidth:512,r=void 0!==t.textureHeight?t.textureHeight:512,s=void 0!==t.clipBias?t.clipBias:0,a=void 0!==t.alpha?t.alpha:1,o=void 0!==t.time?t.time:0,l=void 0!==t.waterNormals?t.waterNormals:null,c=void 0!==t.sunDirection?t.sunDirection:new Gn(.70707,.70707,0),h=new lr(void 0!==t.sunColor?t.sunColor:16777215),u=new lr(void 0!==t.waterColor?t.waterColor:8355711),d=void 0!==t.eye?t.eye:new Gn(0,0,0),p=void 0!==t.distortionScale?t.distortionScale:20,m=void 0!==t.side?t.side:de,f=void 0!==t.fog&&t.fog,g=new hs,v=new Gn,_=new Gn,x=new Gn,y=new _i,M=new Gn(0,0,-1),S=new Fn,b=new Gn,T=new Gn,w=new Fn,E=new _i,A=new ns,R=new zn(i,r),C={uniforms:$r.merge([_s.fog,_s.lights,{normalSampler:{value:null},mirrorSampler:{value:null},alpha:{value:1},time:{value:0},size:{value:1},distortionScale:{value:20},textureMatrix:{value:new _i},sunColor:{value:new lr(8355711)},sunDirection:{value:new Gn(.70707,.70707,0)},eye:{value:new Gn},waterColor:{value:new lr(5592405)}}]),vertexShader:"\n\t\t\t\tuniform mat4 textureMatrix;\n\t\t\t\tuniform float time;\n\n\t\t\t\tvarying vec4 mirrorCoord;\n\t\t\t\tvarying vec4 worldPosition;\n\n\t\t\t\t#include <common>\n\t\t\t\t#include <fog_pars_vertex>\n\t\t\t\t#include <shadowmap_pars_vertex>\n\t\t\t\t#include <logdepthbuf_pars_vertex>\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tmirrorCoord = modelMatrix * vec4( position, 1.0 );\n\t\t\t\t\tworldPosition = mirrorCoord.xyzw;\n\t\t\t\t\tmirrorCoord = textureMatrix * mirrorCoord;\n\t\t\t\t\tvec4 mvPosition =  modelViewMatrix * vec4( position, 1.0 );\n\t\t\t\t\tgl_Position = projectionMatrix * mvPosition;\n\n\t\t\t\t#include <beginnormal_vertex>\n\t\t\t\t#include <defaultnormal_vertex>\n\t\t\t\t#include <logdepthbuf_vertex>\n\t\t\t\t#include <fog_vertex>\n\t\t\t\t#include <shadowmap_vertex>\n\t\t\t}",fragmentShader:"\n\t\t\t\tuniform sampler2D mirrorSampler;\n\t\t\t\tuniform float alpha;\n\t\t\t\tuniform float time;\n\t\t\t\tuniform float size;\n\t\t\t\tuniform float distortionScale;\n\t\t\t\tuniform sampler2D normalSampler;\n\t\t\t\tuniform vec3 sunColor;\n\t\t\t\tuniform vec3 sunDirection;\n\t\t\t\tuniform vec3 eye;\n\t\t\t\tuniform vec3 waterColor;\n\n\t\t\t\tvarying vec4 mirrorCoord;\n\t\t\t\tvarying vec4 worldPosition;\n\n\t\t\t\tvec4 getNoise( vec2 uv ) {\n\t\t\t\t\tvec2 uv0 = ( uv / 103.0 ) + vec2(time / 17.0, time / 29.0);\n\t\t\t\t\tvec2 uv1 = uv / 107.0-vec2( time / -19.0, time / 31.0 );\n\t\t\t\t\tvec2 uv2 = uv / vec2( 8907.0, 9803.0 ) + vec2( time / 101.0, time / 97.0 );\n\t\t\t\t\tvec2 uv3 = uv / vec2( 1091.0, 1027.0 ) - vec2( time / 109.0, time / -113.0 );\n\t\t\t\t\tvec4 noise = texture2D( normalSampler, uv0 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv1 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv2 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv3 );\n\t\t\t\t\treturn noise * 0.5 - 1.0;\n\t\t\t\t}\n\n\t\t\t\tvoid sunLight( const vec3 surfaceNormal, const vec3 eyeDirection, float shiny, float spec, float diffuse, inout vec3 diffuseColor, inout vec3 specularColor ) {\n\t\t\t\t\tvec3 reflection = normalize( reflect( -sunDirection, surfaceNormal ) );\n\t\t\t\t\tfloat direction = max( 0.0, dot( eyeDirection, reflection ) );\n\t\t\t\t\tspecularColor += pow( direction, shiny ) * sunColor * spec;\n\t\t\t\t\tdiffuseColor += max( dot( sunDirection, surfaceNormal ), 0.0 ) * sunColor * diffuse;\n\t\t\t\t}\n\n\t\t\t\t#include <common>\n\t\t\t\t#include <packing>\n\t\t\t\t#include <bsdfs>\n\t\t\t\t#include <fog_pars_fragment>\n\t\t\t\t#include <logdepthbuf_pars_fragment>\n\t\t\t\t#include <lights_pars_begin>\n\t\t\t\t#include <shadowmap_pars_fragment>\n\t\t\t\t#include <shadowmask_pars_fragment>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\t#include <logdepthbuf_fragment>\n\t\t\t\t\tvec4 noise = getNoise( worldPosition.xz * size );\n\t\t\t\t\tvec3 surfaceNormal = normalize( noise.xzy * vec3( 1.5, 1.0, 1.5 ) );\n\n\t\t\t\t\tvec3 diffuseLight = vec3(0.0);\n\t\t\t\t\tvec3 specularLight = vec3(0.0);\n\n\t\t\t\t\tvec3 worldToEye = eye-worldPosition.xyz;\n\t\t\t\t\tvec3 eyeDirection = normalize( worldToEye );\n\t\t\t\t\tsunLight( surfaceNormal, eyeDirection, 100.0, 2.0, 0.5, diffuseLight, specularLight );\n\n\t\t\t\t\tfloat distance = length(worldToEye);\n\n\t\t\t\t\tvec2 distortion = surfaceNormal.xz * ( 0.001 + 1.0 / distance ) * distortionScale;\n\t\t\t\t\tvec3 reflectionSample = vec3( texture2D( mirrorSampler, mirrorCoord.xy / mirrorCoord.w + distortion ) );\n\n\t\t\t\t\tfloat theta = max( dot( eyeDirection, surfaceNormal ), 0.0 );\n\t\t\t\t\tfloat rf0 = 0.3;\n\t\t\t\t\tfloat reflectance = rf0 + ( 1.0 - rf0 ) * pow( ( 1.0 - theta ), 5.0 );\n\t\t\t\t\tvec3 scatter = max( 0.0, dot( surfaceNormal, eyeDirection ) ) * waterColor;\n\t\t\t\t\tvec3 albedo = mix( ( sunColor * diffuseLight * 0.3 + scatter ) * getShadowMask(), ( vec3( 0.1 ) + reflectionSample * 0.9 + reflectionSample * specularLight ), reflectance);\n\t\t\t\t\tvec3 outgoingLight = albedo;\n\t\t\t\t\tgl_FragColor = vec4( outgoingLight, alpha );\n\n\t\t\t\t\t#include <tonemapping_fragment>\n\t\t\t\t\t#include <colorspace_fragment>\n\t\t\t\t\t#include <fog_fragment>\t\n\t\t\t\t}"},P=new es({fragmentShader:C.fragmentShader,vertexShader:C.vertexShader,uniforms:$r.clone(C.uniforms),lights:!0,side:m,fog:f});P.uniforms.mirrorSampler.value=R.texture,P.uniforms.textureMatrix.value=E,P.uniforms.alpha.value=a,P.uniforms.time.value=o,P.uniforms.normalSampler.value=l,P.uniforms.sunColor.value=h,P.uniforms.waterColor.value=u,P.uniforms.sunDirection.value=c,P.uniforms.distortionScale.value=p,P.uniforms.eye.value=d,n.material=P,n.onBeforeRender=function(e,t,i){if(_.setFromMatrixPosition(n.matrixWorld),x.setFromMatrixPosition(i.matrixWorld),y.extractRotation(n.matrixWorld),v.set(0,0,1),v.applyMatrix4(y),b.subVectors(_,x),b.dot(v)>0)return;b.reflect(v).negate(),b.add(_),y.extractRotation(i.matrixWorld),M.set(0,0,-1),M.applyMatrix4(y),M.add(x),T.subVectors(_,M),T.reflect(v).negate(),T.add(_),A.position.copy(b),A.up.set(0,1,0),A.up.applyMatrix4(y),A.up.reflect(v),A.lookAt(T),A.far=i.far,A.updateMatrixWorld(),A.projectionMatrix.copy(i.projectionMatrix),E.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),E.multiply(A.projectionMatrix),E.multiply(A.matrixWorldInverse),g.setFromNormalAndCoplanarPoint(v,_),g.applyMatrix4(A.matrixWorldInverse),S.set(g.normal.x,g.normal.y,g.normal.z,g.constant);const r=A.projectionMatrix;w.x=(Math.sign(S.x)+r.elements[8])/r.elements[0],w.y=(Math.sign(S.y)+r.elements[9])/r.elements[5],w.z=-1,w.w=(1+r.elements[10])/r.elements[14],S.multiplyScalar(2/S.dot(w)),r.elements[2]=S.x,r.elements[6]=S.y,r.elements[10]=S.z+1-s,r.elements[14]=S.w,d.setFromMatrixPosition(i.matrixWorld);const a=e.getRenderTarget(),o=e.xr.enabled,l=e.shadowMap.autoUpdate;n.visible=!1,e.xr.enabled=!1,e.shadowMap.autoUpdate=!1,e.setRenderTarget(R),e.state.buffers.depth.setMask(!0),!1===e.autoClear&&e.clear(),e.render(t,A),n.visible=!0,e.xr.enabled=o,e.shadowMap.autoUpdate=l,e.setRenderTarget(a);const c=i.viewport;void 0!==c&&e.state.viewport(c)}}}var Of=Object.freeze({__proto__:null,OceanPlane:class{constructor(e){var{artifact:t,engine:n,preload:i}=e;this.config=Jm(t.ocean,{normals:"oceannormals1",name:"ocean"});var r=n.model.getObjectByName(this.config.name),{waterNormals:s}=i.assets;s.wrapS=s.wrapT=De,n.ocean=new Nf(r.geometry,{textureWidth:512,textureHeight:512,waterNormals:s,sunDirection:new Gn,sunColor:16777215,waterColor:1048575,distortionScale:3.7,fog:!1}),n.ocean.position.copy(r.position),n.ocean.rotation.copy(r.rotation),n.model.add(n.ocean),r.visible=!1}render(e){var{delta:t,engine:n}=e,{animationSpeed:i=1}=n.artifact.ocean;n.ocean.material.uniforms.time.value+=t*i*.1}}});var Ff=Object.freeze({__proto__:null,VideoTrigger:class{constructor(e){var{artifact:t,videoElement:n}=e,i=["videotarget","videotrigger"],{videoTriggerName:r=!1,videoTriggerHide:s=!0}=t;r&&i.push(r),e.model.traverse((e=>{this.ele||i.some((t=>Qm(e.name,t)))&&(this.ele=e,s&&(this.ele.visible=!1))})),n.currentTime=.01,this.ele&&e.addRenderStep(this.render.bind(this))}render(e){var{engine:t}=e;if(t.modelSpawned&&t.artifact.triggerVideo&&this.ele){var{audioElement:n,camera:i,videoElement:r}=t,{triggerAudio:s,triggerVideo:a,triggerVideoDistance:o=1.1,videoTriggerExitOnDistance:l=!0,videoTriggerPauseWhenLeaving:c=!0,videoTriggerHide:h=!0}=t.artifact,u=this.ele.position.clone();u.add(this.ele.parent.position);var d=i.position.distanceTo(u),p=r.paused;d<=o?(a&&r&&p&&(r.play(),this.ele.visible=!0),s&&n&&n.paused&&n.play()):(!p&&a&&l&&(c&&(r.pause(),r.currentTime=0),h&&(this.ele.visible=!1)),s&&n&&!n.paused&&n.pause())}}}});var 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this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(an(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),i=Math.sin(t),r=this.x-e.x,s=this.y-e.y;return this.x=r*n-s*i+e.x,this.y=r*i+s*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class gn{constructor(e,t,n,i,r,s,a,o,l){gn.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,n,i,r,s,a,o,l)}set(e,t,n,i,r,s,a,o,l){const c=this.elements;return c[0]=e,c[1]=i,c[2]=a,c[3]=t,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],m=i[0],f=i[3],g=i[6],v=i[1],_=i[4],x=i[7],y=i[2],M=i[5],S=i[8];return r[0]=s*m+a*v+o*y,r[3]=s*f+a*_+o*M,r[6]=s*g+a*x+o*S,r[1]=l*m+c*v+h*y,r[4]=l*f+c*_+h*M,r[7]=l*g+c*x+h*S,r[2]=u*m+d*v+p*y,r[5]=u*f+d*_+p*M,r[8]=u*g+d*x+p*S,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8];return t*s*c-t*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,p=t*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return e[0]=h*m,e[1]=(i*l-c*n)*m,e[2]=(a*n-i*s)*m,e[3]=u*m,e[4]=(c*t-i*o)*m,e[5]=(i*r-a*t)*m,e[6]=d*m,e[7]=(n*o-l*t)*m,e[8]=(s*t-n*r)*m,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+e,-i*l,i*o,-i*(-l*s+o*a)+a+t,0,0,1),this}scale(e,t){return this.premultiply(vn.makeScale(e,t)),this}rotate(e){return this.premultiply(vn.makeRotation(-e)),this}translate(e,t){return this.premultiply(vn.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<9;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const vn=new gn;function _n(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}const xn={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function yn(e,t){return new xn[e](t)}function Mn(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}const Sn={};function bn(e){e in Sn||(Sn[e]=!0,console.warn(e))}function Tn(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function wn(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}const En=(new gn).fromArray([.8224621,.0331941,.0170827,.177538,.9668058,.0723974,-1e-7,1e-7,.9105199]),An=(new gn).fromArray([1.2249401,-.0420569,-.0196376,-.2249404,1.0420571,-.0786361,1e-7,0,1.0982735]);const Rn={[jt]:e=>e,[Wt]:e=>e.convertSRGBToLinear(),[Xt]:function(e){return e.convertSRGBToLinear().applyMatrix3(An)}},Cn={[jt]:e=>e,[Wt]:e=>e.convertLinearToSRGB(),[Xt]:function(e){return e.applyMatrix3(En).convertLinearToSRGB()}},Pn={enabled:!0,get legacyMode(){return console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),!this.enabled},set legacyMode(e){console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),this.enabled=!e},get workingColorSpace(){return jt},set workingColorSpace(e){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(e,t,n){if(!1===this.enabled||t===n||!t||!n)return e;const i=Rn[t],r=Cn[n];if(void 0===i||void 0===r)throw new Error(`Unsupported color space conversion, "${t}" to "${n}".`);return r(i(e))},fromWorkingColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this.workingColorSpace)}};let Ln;class In{static getDataURL(e){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===Ln&&(Ln=Mn("canvas")),Ln.width=e.width,Ln.height=e.height;const n=Ln.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=Ln}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=Mn("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),r=i.data;for(let e=0;e<r.length;e++)r[e]=255*Tn(r[e]/255);return n.putImageData(i,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*Tn(t[e]/255)):t[e]=Tn(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Dn=0;class Un{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Dn++}),this.uuid=sn(),this.data=e,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(null!==i){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t<n;t++)i[t].isDataTexture?e.push(Nn(i[t].image)):e.push(Nn(i[t]))}else e=Nn(i);n.url=e}return t||(e.images[this.uuid]=n),n}}function Nn(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?In.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let On=0;class Fn extends $t{constructor(e=Fn.DEFAULT_IMAGE,t=Fn.DEFAULT_MAPPING,n=1001,i=1001,r=1006,s=1008,a=1023,o=1009,l=Fn.DEFAULT_ANISOTROPY,c=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:On++}),this.uuid=sn(),this.name="",this.source=new Un(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new fn(0,0),this.repeat=new fn(1,1),this.center=new fn(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new gn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,"string"==typeof c?this.colorSpace=c:(bn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=c===Gt?Wt:Vt),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Re)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Ue:e.x=e.x-Math.floor(e.x);break;case Ne:e.x=e.x<0?0:1;break;case Oe:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case Ue:e.y=e.y-Math.floor(e.y);break;case Ne:e.y=e.y<0?0:1;break;case Oe:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}get encoding(){return bn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===Wt?Gt:Ht}set encoding(e){bn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===Gt?Wt:Vt}}Fn.DEFAULT_IMAGE=null,Fn.DEFAULT_MAPPING=Re,Fn.DEFAULT_ANISOTROPY=1;class zn{constructor(e=0,t=0,n=0,i=1){zn.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=this.w,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*t+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*t+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*t+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,r;const s=.01,a=.1,o=e.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(c-u)<s&&Math.abs(h-m)<s&&Math.abs(p-f)<s){if(Math.abs(c+u)<a&&Math.abs(h+m)<a&&Math.abs(p+f)<a&&Math.abs(l+d+g-3)<a)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,o=(d+1)/2,v=(g+1)/2,_=(c+u)/4,x=(h+m)/4,y=(p+f)/4;return e>o&&e>v?e<s?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(e),i=_/n,r=x/n):o>v?o<s?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=_/i,r=y/i):v<s?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(v),n=x/r,i=y/r),this.set(n,i,r,t),this}let v=Math.sqrt((f-p)*(f-p)+(h-m)*(h-m)+(u-c)*(u-c));return Math.abs(v)<.001&&(v=1),this.x=(f-p)/v,this.y=(h-m)/v,this.z=(u-c)/v,this.w=Math.acos((l+d+g-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Bn extends $t{constructor(e=1,t=1,n={}){super(),this.isWebGLRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new zn(0,0,e,t),this.scissorTest=!1,this.viewport=new zn(0,0,e,t);const i={width:e,height:t,depth:1};void 0!==n.encoding&&(bn("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),n.colorSpace=n.encoding===Gt?Wt:Vt),this.texture=new Fn(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.internalFormat=void 0!==n.internalFormat?n.internalFormat:null,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:ke,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null,this.samples=void 0!==n.samples?n.samples:0}setSize(e,t,n=1){this.width===e&&this.height===t&&this.depth===n||(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Un(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class kn extends Fn{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Fe,this.minFilter=Fe,this.wrapR=Ne,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Hn extends Fn{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Fe,this.minFilter=Fe,this.wrapR=Ne,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Gn{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,r,s,a){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[s+0],d=r[s+1],p=r[s+2],m=r[s+3];if(0===a)return e[t+0]=o,e[t+1]=l,e[t+2]=c,void(e[t+3]=h);if(1===a)return e[t+0]=u,e[t+1]=d,e[t+2]=p,void(e[t+3]=m);if(h!==m||o!==u||l!==d||c!==p){let e=1-a;const t=o*u+l*d+c*p+h*m,n=t>=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,t*n);e=Math.sin(e*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*e+u*r,l=l*e+d*r,c=c*e+p*r,h=h*e+m*r,e===1-a){const e=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=e,l*=e,c*=e,h*=e}}e[t]=o,e[t+1]=l,e[t+2]=c,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return e[t]=a*p+c*h+o*d-l*u,e[t+1]=o*p+c*u+l*h-a*d,e[t+2]=l*p+c*d+a*u-o*h,e[t+3]=c*p-a*h-o*u-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t){const n=e._x,i=e._y,r=e._z,s=e._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],r=t[8],s=t[1],a=t[5],o=t[9],l=t[2],c=t[6],h=t[10],u=n+a+h;if(u>0){const e=.5/Math.sqrt(u+1);this._w=.25/e,this._x=(c-o)*e,this._y=(r-l)*e,this._z=(s-i)*e}else if(n>a&&n>h){const e=2*Math.sqrt(1+n-a-h);this._w=(c-o)/e,this._x=.25*e,this._y=(i+s)/e,this._z=(r+l)/e}else if(a>h){const e=2*Math.sqrt(1+a-n-h);this._w=(r-l)/e,this._x=(i+s)/e,this._y=.25*e,this._z=(o+c)/e}else{const e=2*Math.sqrt(1+h-n-a);this._w=(s-i)/e,this._x=(r+l)/e,this._y=(o+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(an(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,r=e._z,s=e._w,a=t._x,o=t._y,l=t._z,c=t._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*e._w+n*e._x+i*e._y+r*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const e=1-t;return this._w=e*s+t*this._w,this._x=e*n+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-t)*c)/l,u=Math.sin(t*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(r),n*Math.cos(r),t*Math.sin(i))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Vn{constructor(e=0,t=0,n=0){Vn.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(jn.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(jn.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,s=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,s=e.y,a=e.z,o=e.w,l=o*t+s*i-a*n,c=o*n+a*t-r*i,h=o*i+r*n-s*t,u=-r*t-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,r=e.z,s=t.x,a=t.y,o=t.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Wn.copy(this).projectOnVector(e),this.sub(Wn)}reflect(e){return this.sub(Wn.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(an(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=2*(Math.random()-.5),t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Wn=new Vn,jn=new Gn;class Xn{constructor(e=new Vn(Infinity,Infinity,Infinity),t=new Vn(-Infinity,-Infinity,-Infinity)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Yn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Yn.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Yn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=Infinity,this.max.x=this.max.y=this.max.z=-Infinity,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){if(e.updateWorldMatrix(!1,!1),void 0!==e.boundingBox)null===e.boundingBox&&e.computeBoundingBox(),Zn.copy(e.boundingBox),Zn.applyMatrix4(e.matrixWorld),this.union(Zn);else{const n=e.geometry;if(void 0!==n)if(t&&void 0!==n.attributes&&void 0!==n.attributes.position){const t=n.attributes.position;for(let n=0,i=t.count;n<i;n++)Yn.fromBufferAttribute(t,n).applyMatrix4(e.matrixWorld),this.expandByPoint(Yn)}else null===n.boundingBox&&n.computeBoundingBox(),Zn.copy(n.boundingBox),Zn.applyMatrix4(e.matrixWorld),this.union(Zn)}const n=e.children;for(let e=0,i=n.length;e<i;e++)this.expandByObject(n[e],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,Yn),Yn.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(ni),ii.subVectors(this.max,ni),Kn.subVectors(e.a,ni),Jn.subVectors(e.b,ni),Qn.subVectors(e.c,ni),$n.subVectors(Jn,Kn),ei.subVectors(Qn,Jn),ti.subVectors(Kn,Qn);let t=[0,-$n.z,$n.y,0,-ei.z,ei.y,0,-ti.z,ti.y,$n.z,0,-$n.x,ei.z,0,-ei.x,ti.z,0,-ti.x,-$n.y,$n.x,0,-ei.y,ei.x,0,-ti.y,ti.x,0];return!!ai(t,Kn,Jn,Qn,ii)&&(t=[1,0,0,0,1,0,0,0,1],!!ai(t,Kn,Jn,Qn,ii)&&(ri.crossVectors($n,ei),t=[ri.x,ri.y,ri.z],ai(t,Kn,Jn,Qn,ii)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Yn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(Yn).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(qn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),qn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),qn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),qn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),qn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),qn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),qn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),qn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(qn)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const qn=[new Vn,new Vn,new Vn,new Vn,new Vn,new Vn,new Vn,new Vn],Yn=new Vn,Zn=new Xn,Kn=new Vn,Jn=new Vn,Qn=new Vn,$n=new Vn,ei=new Vn,ti=new Vn,ni=new Vn,ii=new Vn,ri=new Vn,si=new Vn;function ai(e,t,n,i,r){for(let s=0,a=e.length-3;s<=a;s+=3){si.fromArray(e,s);const a=r.x*Math.abs(si.x)+r.y*Math.abs(si.y)+r.z*Math.abs(si.z),o=t.dot(si),l=n.dot(si),c=i.dot(si);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const oi=new Xn,li=new Vn,ci=new Vn;class hi{constructor(e=new Vn,t=-1){this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):oi.setFromPoints(e).getCenter(n);let i=0;for(let t=0,r=e.length;t<r;t++)i=Math.max(i,n.distanceToSquared(e[t]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;li.subVectors(e,this.center);const t=li.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(li,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(ci.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(li.copy(e.center).add(ci)),this.expandByPoint(li.copy(e.center).sub(ci))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ui=new Vn,di=new Vn,pi=new Vn,mi=new Vn,fi=new Vn,gi=new Vn,vi=new Vn;class _i{constructor(e=new Vn,t=new Vn(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,ui)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=ui.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(ui.copy(this.origin).addScaledVector(this.direction,t),ui.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){di.copy(e).add(t).multiplyScalar(.5),pi.copy(t).sub(e).normalize(),mi.copy(this.origin).sub(di);const r=.5*e.distanceTo(t),s=-this.direction.dot(pi),a=mi.dot(this.direction),o=-mi.dot(pi),l=mi.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const e=1/c;h*=e,u*=e,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(di).addScaledVector(pi,u),d}intersectSphere(e,t){ui.subVectors(e.center,this.origin);const n=ui.dot(this.direction),i=ui.dot(ui)-n*n,r=e.radius*e.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return o<0?null:a<0?this.at(o,t):this.at(a,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,s=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,s=(e.min.y-u.y)*c),n>s||r>i?null:((r>n||isNaN(n))&&(n=r),(s<i||isNaN(i))&&(i=s),h>=0?(a=(e.min.z-u.z)*h,o=(e.max.z-u.z)*h):(a=(e.max.z-u.z)*h,o=(e.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o<i||i!=i)&&(i=o),i<0?null:this.at(n>=0?n:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,ui)}intersectTriangle(e,t,n,i,r){fi.subVectors(t,e),gi.subVectors(n,e),vi.crossVectors(fi,gi);let s,a=this.direction.dot(vi);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}mi.subVectors(this.origin,e);const o=s*this.direction.dot(gi.crossVectors(mi,gi));if(o<0)return null;const l=s*this.direction.dot(fi.cross(mi));if(l<0)return null;if(o+l>a)return null;const c=-s*mi.dot(vi);return c<0?null:this.at(c/a,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class xi{constructor(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f){xi.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f)}set(e,t,n,i,r,s,a,o,l,c,h,u,d,p,m,f){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new xi).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/yi.setFromMatrixColumn(e,0).length(),r=1/yi.setFromMatrixColumn(e,1).length(),s=1/yi.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*s,t[9]=n[9]*s,t[10]=n[10]*s,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,r=e.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){const e=s*c,n=s*h,i=a*c,r=a*h;t[0]=o*c,t[4]=-o*h,t[8]=l,t[1]=n+i*l,t[5]=e-r*l,t[9]=-a*o,t[2]=r-e*l,t[6]=i+n*l,t[10]=s*o}else if("YXZ"===e.order){const e=o*c,n=o*h,i=l*c,r=l*h;t[0]=e+r*a,t[4]=i*a-n,t[8]=s*l,t[1]=s*h,t[5]=s*c,t[9]=-a,t[2]=n*a-i,t[6]=r+e*a,t[10]=s*o}else if("ZXY"===e.order){const e=o*c,n=o*h,i=l*c,r=l*h;t[0]=e-r*a,t[4]=-s*h,t[8]=i+n*a,t[1]=n+i*a,t[5]=s*c,t[9]=r-e*a,t[2]=-s*l,t[6]=a,t[10]=s*o}else if("ZYX"===e.order){const e=s*c,n=s*h,i=a*c,r=a*h;t[0]=o*c,t[4]=i*l-n,t[8]=e*l+r,t[1]=o*h,t[5]=r*l+e,t[9]=n*l-i,t[2]=-l,t[6]=a*o,t[10]=s*o}else if("YZX"===e.order){const e=s*o,n=s*l,i=a*o,r=a*l;t[0]=o*c,t[4]=r-e*h,t[8]=i*h+n,t[1]=h,t[5]=s*c,t[9]=-a*c,t[2]=-l*c,t[6]=n*h+i,t[10]=e-r*h}else if("XZY"===e.order){const e=s*o,n=s*l,i=a*o,r=a*l;t[0]=o*c,t[4]=-h,t[8]=l*c,t[1]=e*h+r,t[5]=s*c,t[9]=n*h-i,t[2]=i*h-n,t[6]=a*c,t[10]=r*h+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(Si,e,bi)}lookAt(e,t,n){const i=this.elements;return Ei.subVectors(e,t),0===Ei.lengthSq()&&(Ei.z=1),Ei.normalize(),Ti.crossVectors(n,Ei),0===Ti.lengthSq()&&(1===Math.abs(n.z)?Ei.x+=1e-4:Ei.z+=1e-4,Ei.normalize(),Ti.crossVectors(n,Ei)),Ti.normalize(),wi.crossVectors(Ei,Ti),i[0]=Ti.x,i[4]=wi.x,i[8]=Ei.x,i[1]=Ti.y,i[5]=wi.y,i[9]=Ei.y,i[2]=Ti.z,i[6]=wi.z,i[10]=Ei.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],m=n[6],f=n[10],g=n[14],v=n[3],_=n[7],x=n[11],y=n[15],M=i[0],S=i[4],b=i[8],T=i[12],w=i[1],E=i[5],A=i[9],R=i[13],C=i[2],P=i[6],L=i[10],I=i[14],D=i[3],U=i[7],N=i[11],O=i[15];return r[0]=s*M+a*w+o*C+l*D,r[4]=s*S+a*E+o*P+l*U,r[8]=s*b+a*A+o*L+l*N,r[12]=s*T+a*R+o*I+l*O,r[1]=c*M+h*w+u*C+d*D,r[5]=c*S+h*E+u*P+d*U,r[9]=c*b+h*A+u*L+d*N,r[13]=c*T+h*R+u*I+d*O,r[2]=p*M+m*w+f*C+g*D,r[6]=p*S+m*E+f*P+g*U,r[10]=p*b+m*A+f*L+g*N,r[14]=p*T+m*R+f*I+g*O,r[3]=v*M+_*w+x*C+y*D,r[7]=v*S+_*E+x*P+y*U,r[11]=v*b+_*A+x*L+y*N,r[15]=v*T+_*R+x*I+y*O,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],s=e[1],a=e[5],o=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+e[7]*(+t*o*d-t*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+e[11]*(+t*l*h-t*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+e[15]*(-i*a*c-t*o*h+t*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],s=e[4],a=e[5],o=e[6],l=e[7],c=e[8],h=e[9],u=e[10],d=e[11],p=e[12],m=e[13],f=e[14],g=e[15],v=h*f*l-m*u*l+m*o*d-a*f*d-h*o*g+a*u*g,_=p*u*l-c*f*l-p*o*d+s*f*d+c*o*g-s*u*g,x=c*m*l-p*h*l+p*a*d-s*m*d-c*a*g+s*h*g,y=p*h*o-c*m*o-p*a*u+s*m*u+c*a*f-s*h*f,M=t*v+n*_+i*x+r*y;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/M;return e[0]=v*S,e[1]=(m*u*r-h*f*r-m*i*d+n*f*d+h*i*g-n*u*g)*S,e[2]=(a*f*r-m*o*r+m*i*l-n*f*l-a*i*g+n*o*g)*S,e[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*S,e[4]=_*S,e[5]=(c*f*r-p*u*r+p*i*d-t*f*d-c*i*g+t*u*g)*S,e[6]=(p*o*r-s*f*r-p*i*l+t*f*l+s*i*g-t*o*g)*S,e[7]=(s*u*r-c*o*r+c*i*l-t*u*l-s*i*d+t*o*d)*S,e[8]=x*S,e[9]=(p*h*r-c*m*r-p*n*d+t*m*d+c*n*g-t*h*g)*S,e[10]=(s*m*r-p*a*r+p*n*l-t*m*l-s*n*g+t*a*g)*S,e[11]=(c*a*r-s*h*r-c*n*l+t*h*l+s*n*d-t*a*d)*S,e[12]=y*S,e[13]=(c*m*i-p*h*i+p*n*u-t*m*u-c*n*f+t*h*f)*S,e[14]=(p*a*i-s*m*i-p*n*o+t*m*o+s*n*f-t*a*f)*S,e[15]=(s*h*i-c*a*i+c*n*o-t*h*o-s*n*u+t*a*u)*S,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),r=1-n,s=e.x,a=e.y,o=e.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,r,s){return this.set(1,n,r,0,e,1,s,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,s=t._y,a=t._z,o=t._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,m=s*c,f=s*h,g=a*h,v=o*l,_=o*c,x=o*h,y=n.x,M=n.y,S=n.z;return i[0]=(1-(m+g))*y,i[1]=(d+x)*y,i[2]=(p-_)*y,i[3]=0,i[4]=(d-x)*M,i[5]=(1-(u+g))*M,i[6]=(f+v)*M,i[7]=0,i[8]=(p+_)*S,i[9]=(f-v)*S,i[10]=(1-(u+m))*S,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let r=yi.set(i[0],i[1],i[2]).length();const s=yi.set(i[4],i[5],i[6]).length(),a=yi.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],Mi.copy(this);const o=1/r,l=1/s,c=1/a;return Mi.elements[0]*=o,Mi.elements[1]*=o,Mi.elements[2]*=o,Mi.elements[4]*=l,Mi.elements[5]*=l,Mi.elements[6]*=l,Mi.elements[8]*=c,Mi.elements[9]*=c,Mi.elements[10]*=c,t.setFromRotationMatrix(Mi),n.x=r,n.y=s,n.z=a,this}makePerspective(e,t,n,i,r,s,a=2e3){const o=this.elements,l=2*r/(t-e),c=2*r/(n-i),h=(t+e)/(t-e),u=(n+i)/(n-i);let d,p;if(a===Jt)d=-(s+r)/(s-r),p=-2*s*r/(s-r);else{if(a!==Qt)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);d=-s/(s-r),p=-s*r/(s-r)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(e,t,n,i,r,s,a=2e3){const o=this.elements,l=1/(t-e),c=1/(n-i),h=1/(s-r),u=(t+e)*l,d=(n+i)*c;let p,m;if(a===Jt)p=(s+r)*h,m=-2*h;else{if(a!==Qt)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=r*h,m=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=m,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<16;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const yi=new Vn,Mi=new xi,Si=new Vn(0,0,0),bi=new Vn(1,1,1),Ti=new Vn,wi=new Vn,Ei=new Vn,Ai=new xi,Ri=new Gn;class Ci{constructor(e=0,t=0,n=0,i=Ci.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin(an(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-an(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(an(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-an(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(an(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-an(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Ai.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Ai,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Ri.setFromEuler(this),this.setFromQuaternion(Ri,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Ci.DEFAULT_ORDER="XYZ";class Pi{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return 0!=(this.mask&e.mask)}isEnabled(e){return 0!=(this.mask&(1<<e|0))}}let Li=0;const Ii=new Vn,Di=new Gn,Ui=new xi,Ni=new Vn,Oi=new Vn,Fi=new Vn,zi=new Gn,Bi=new Vn(1,0,0),ki=new Vn(0,1,0),Hi=new Vn(0,0,1),Gi={type:"added"},Vi={type:"removed"};class Wi extends $t{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Li++}),this.uuid=sn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Wi.DEFAULT_UP.clone();const e=new Vn,t=new Ci,n=new Gn,i=new Vn(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new xi},normalMatrix:{value:new gn}}),this.matrix=new xi,this.matrixWorld=new xi,this.matrixAutoUpdate=Wi.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.matrixWorldAutoUpdate=Wi.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.layers=new Pi,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Di.setFromAxisAngle(e,t),this.quaternion.multiply(Di),this}rotateOnWorldAxis(e,t){return Di.setFromAxisAngle(e,t),this.quaternion.premultiply(Di),this}rotateX(e){return this.rotateOnAxis(Bi,e)}rotateY(e){return this.rotateOnAxis(ki,e)}rotateZ(e){return this.rotateOnAxis(Hi,e)}translateOnAxis(e,t){return Ii.copy(e).applyQuaternion(this.quaternion),this.position.add(Ii.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Bi,e)}translateY(e){return this.translateOnAxis(ki,e)}translateZ(e){return this.translateOnAxis(Hi,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Ui.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Ni.copy(e):Ni.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Oi.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Ui.lookAt(Oi,Ni,this.up):Ui.lookAt(Ni,Oi,this.up),this.quaternion.setFromRotationMatrix(Ui),i&&(Ui.extractRotation(i.matrixWorld),Di.setFromRotationMatrix(Ui),this.quaternion.premultiply(Di.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Gi)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Vi)),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){for(let e=0;e<this.children.length;e++){const t=this.children[e];t.parent=null,t.dispatchEvent(Vi)}return this.children.length=0,this}attach(e){return this.updateWorldMatrix(!0,!1),Ui.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),Ui.multiply(e.parent.matrixWorld)),e.applyMatrix4(Ui),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(e,t);if(void 0!==i)return i}}getObjectsByProperty(e,t){let n=[];this[e]===t&&n.push(this);for(let i=0,r=this.children.length;i<r;i++){const r=this.children[i].getObjectsByProperty(e,t);r.length>0&&(n=n.concat(r))}return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Oi,e,Fi),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Oi,zi,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const i=t[n];!0!==i.matrixWorldAutoUpdate&&!0!==e||i.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){const n=e[t];!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,i=n.length;t<i;t++){const i=n[t];r(e.shapes,i)}else r(e.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,i=this.material.length;n<i;n++)t.push(r(e.materials,this.material[n]));i.material=t}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let t=0;t<this.children.length;t++)i.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];i.animations.push(r(e.animations,n))}}if(t){const t=s(e.geometries),i=s(e.materials),r=s(e.textures),a=s(e.images),o=s(e.shapes),l=s(e.skeletons),c=s(e.animations),h=s(e.nodes);t.length>0&&(n.geometries=t),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function s(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t<e.children.length;t++){const n=e.children[t];this.add(n.clone())}return this}}Wi.DEFAULT_UP=new Vn(0,1,0),Wi.DEFAULT_MATRIX_AUTO_UPDATE=!0,Wi.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const ji=new Vn,Xi=new Vn,qi=new Vn,Yi=new Vn,Zi=new Vn,Ki=new Vn,Ji=new Vn,Qi=new Vn,$i=new Vn,er=new Vn;let tr=!1;class nr{constructor(e=new Vn,t=new Vn,n=new Vn){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),ji.subVectors(e,t),i.cross(ji);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){ji.subVectors(i,t),Xi.subVectors(n,t),qi.subVectors(e,t);const s=ji.dot(ji),a=ji.dot(Xi),o=ji.dot(qi),l=Xi.dot(Xi),c=Xi.dot(qi),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Yi),Yi.x>=0&&Yi.y>=0&&Yi.x+Yi.y<=1}static getUV(e,t,n,i,r,s,a,o){return!1===tr&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),tr=!0),this.getInterpolation(e,t,n,i,r,s,a,o)}static getInterpolation(e,t,n,i,r,s,a,o){return this.getBarycoord(e,t,n,i,Yi),o.setScalar(0),o.addScaledVector(r,Yi.x),o.addScaledVector(s,Yi.y),o.addScaledVector(a,Yi.z),o}static isFrontFacing(e,t,n,i){return ji.subVectors(n,t),Xi.subVectors(e,t),ji.cross(Xi).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return ji.subVectors(this.c,this.b),Xi.subVectors(this.a,this.b),.5*ji.cross(Xi).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return nr.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return nr.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,r){return!1===tr&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),tr=!0),nr.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}getInterpolation(e,t,n,i,r){return nr.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}containsPoint(e){return nr.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return nr.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,r=this.c;let s,a;Zi.subVectors(i,n),Ki.subVectors(r,n),Qi.subVectors(e,n);const o=Zi.dot(Qi),l=Ki.dot(Qi);if(o<=0&&l<=0)return t.copy(n);$i.subVectors(e,i);const c=Zi.dot($i),h=Ki.dot($i);if(c>=0&&h<=c)return t.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),t.copy(n).addScaledVector(Zi,s);er.subVectors(e,r);const d=Zi.dot(er),p=Ki.dot(er);if(p>=0&&d<=p)return t.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),t.copy(n).addScaledVector(Ki,a);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return Ji.subVectors(r,i),a=(h-c)/(h-c+(d-p)),t.copy(i).addScaledVector(Ji,a);const g=1/(f+m+u);return s=m*g,a=u*g,t.copy(n).addScaledVector(Zi,s).addScaledVector(Ki,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let ir=0;class rr extends $t{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ir++}),this.uuid=sn(),this.name="",this.type="Material",this.blending=1,this.side=pe,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=_e,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=qt,this.stencilZFail=qt,this.stencilZPass=qt,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const n in e){const i=e[n];delete i.metadata,t.push(i)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&Infinity!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),this.side!==pe&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=this.alphaHash),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.forceSinglePass&&(n.forceSinglePass=this.forceSinglePass),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(n.textures=t),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let i=0;i!==e;++i)n[i]=t[i].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}}const sr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},ar={h:0,s:0,l:0},or={h:0,s:0,l:0};function lr(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}class cr{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(void 0===t&&void 0===n){const t=e;t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Wt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,Pn.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=Pn.workingColorSpace){return this.r=e,this.g=t,this.b=n,Pn.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=Pn.workingColorSpace){if(e=on(e,1),t=an(t,0,1),n=an(n,0,1),0===t)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=lr(r,i,e+1/3),this.g=lr(r,i,e),this.b=lr(r,i,e-1/3)}return Pn.toWorkingColorSpace(this,i),this}setStyle(e,t=Wt){function n(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const s=i[1],a=i[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const n=i[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,t);if(6===r)return this.setHex(parseInt(n,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Wt){const n=sr[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=Tn(e.r),this.g=Tn(e.g),this.b=Tn(e.b),this}copyLinearToSRGB(e){return this.r=wn(e.r),this.g=wn(e.g),this.b=wn(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Wt){return Pn.fromWorkingColorSpace(hr.copy(this),e),65536*Math.round(an(255*hr.r,0,255))+256*Math.round(an(255*hr.g,0,255))+Math.round(an(255*hr.b,0,255))}getHexString(e=Wt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Pn.workingColorSpace){Pn.fromWorkingColorSpace(hr.copy(this),t);const n=hr.r,i=hr.g,r=hr.b,s=Math.max(n,i,r),a=Math.min(n,i,r);let o,l;const c=(a+s)/2;if(a===s)o=0,l=0;else{const e=s-a;switch(l=c<=.5?e/(s+a):e/(2-s-a),s){case n:o=(i-r)/e+(i<r?6:0);break;case i:o=(r-n)/e+2;break;case r:o=(n-i)/e+4}o/=6}return e.h=o,e.s=l,e.l=c,e}getRGB(e,t=Pn.workingColorSpace){return Pn.fromWorkingColorSpace(hr.copy(this),t),e.r=hr.r,e.g=hr.g,e.b=hr.b,e}getStyle(e=Wt){Pn.fromWorkingColorSpace(hr.copy(this),e);const t=hr.r,n=hr.g,i=hr.b;return e!==Wt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*n)},${Math.round(255*i)})`}offsetHSL(e,t,n){return this.getHSL(ar),ar.h+=e,ar.s+=t,ar.l+=n,this.setHSL(ar.h,ar.s,ar.l),this}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(ar),e.getHSL(or);const n=ln(ar.h,or.h,t),i=ln(ar.s,or.s,t),r=ln(ar.l,or.l,t);return this.setHSL(n,i,r),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,r=e.elements;return this.r=r[0]*t+r[3]*n+r[6]*i,this.g=r[1]*t+r[4]*n+r[7]*i,this.b=r[2]*t+r[5]*n+r[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const hr=new cr;cr.NAMES=sr;class ur extends rr{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new cr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=xe,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const dr=pr();function pr(){const e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),i=new Uint32Array(512),r=new Uint32Array(512);for(let e=0;e<256;++e){const t=e-127;t<-27?(i[e]=0,i[256|e]=32768,r[e]=24,r[256|e]=24):t<-14?(i[e]=1024>>-t-14,i[256|e]=1024>>-t-14|32768,r[e]=-t-1,r[256|e]=-t-1):t<=15?(i[e]=t+15<<10,i[256|e]=t+15<<10|32768,r[e]=13,r[256|e]=13):t<128?(i[e]=31744,i[256|e]=64512,r[e]=24,r[256|e]=24):(i[e]=31744,i[256|e]=64512,r[e]=13,r[256|e]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,n=0;for(;0==(8388608&t);)t<<=1,n-=8388608;t&=-8388609,n+=947912704,s[e]=t|n}for(let e=1024;e<2048;++e)s[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)a[e]=e<<23;a[31]=1199570944,a[32]=2147483648;for(let e=33;e<63;++e)a[e]=2147483648+(e-32<<23);a[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(o[e]=1024);return{floatView:t,uint32View:n,baseTable:i,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function mr(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=an(e,-65504,65504),dr.floatView[0]=e;const t=dr.uint32View[0],n=t>>23&511;return dr.baseTable[n]+((8388607&t)>>dr.shiftTable[n])}function fr(e){const t=e>>10;return dr.uint32View[0]=dr.mantissaTable[dr.offsetTable[t]+(1023&e)]+dr.exponentTable[t],dr.floatView[0]}const gr={toHalfFloat:mr,fromHalfFloat:fr},vr=new Vn,_r=new fn;class xr{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=n,this.usage=Yt,this.updateRange={offset:0,count:-1},this.gpuType=qe,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)_r.fromBufferAttribute(this,t),_r.applyMatrix3(e),this.setXY(t,_r.x,_r.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)vr.fromBufferAttribute(this,t),vr.applyMatrix3(e),this.setXYZ(t,vr.x,vr.y,vr.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)vr.fromBufferAttribute(this,t),vr.applyMatrix4(e),this.setXYZ(t,vr.x,vr.y,vr.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)vr.fromBufferAttribute(this,t),vr.applyNormalMatrix(e),this.setXYZ(t,vr.x,vr.y,vr.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)vr.fromBufferAttribute(this,t),vr.transformDirection(e),this.setXYZ(t,vr.x,vr.y,vr.z);return this}set(e,t=0){return this.array.set(e,t),this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=dn(t,this.array)),t}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=dn(t,this.array)),t}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=dn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=dn(t,this.array)),t}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array),r=pn(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==Yt&&(e.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(e.updateRange=this.updateRange),e}}class yr extends xr{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Mr extends xr{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Sr extends xr{constructor(e,t,n){super(new Float32Array(e),t,n)}}let br=0;const Tr=new xi,wr=new Wi,Er=new Vn,Ar=new Xn,Rr=new Xn,Cr=new Vn;class Pr extends $t{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:br++}),this.uuid=sn(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:Infinity},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(_n(e)?Mr:yr)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new gn).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return Tr.makeRotationFromQuaternion(e),this.applyMatrix4(Tr),this}rotateX(e){return Tr.makeRotationX(e),this.applyMatrix4(Tr),this}rotateY(e){return Tr.makeRotationY(e),this.applyMatrix4(Tr),this}rotateZ(e){return Tr.makeRotationZ(e),this.applyMatrix4(Tr),this}translate(e,t,n){return Tr.makeTranslation(e,t,n),this.applyMatrix4(Tr),this}scale(e,t,n){return Tr.makeScale(e,t,n),this.applyMatrix4(Tr),this}lookAt(e){return wr.lookAt(e),wr.updateMatrix(),this.applyMatrix4(wr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Er).negate(),this.translate(Er.x,Er.y,Er.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n];t.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new Sr(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Xn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new Vn(-Infinity,-Infinity,-Infinity),new Vn(Infinity,Infinity,Infinity));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];Ar.setFromBufferAttribute(n),this.morphTargetsRelative?(Cr.addVectors(this.boundingBox.min,Ar.min),this.boundingBox.expandByPoint(Cr),Cr.addVectors(this.boundingBox.max,Ar.max),this.boundingBox.expandByPoint(Cr)):(this.boundingBox.expandByPoint(Ar.min),this.boundingBox.expandByPoint(Ar.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new hi);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new Vn,Infinity);if(e){const n=this.boundingSphere.center;if(Ar.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];Rr.setFromBufferAttribute(n),this.morphTargetsRelative?(Cr.addVectors(Ar.min,Rr.min),Ar.expandByPoint(Cr),Cr.addVectors(Ar.max,Rr.max),Ar.expandByPoint(Cr)):(Ar.expandByPoint(Rr.min),Ar.expandByPoint(Rr.max))}Ar.getCenter(n);let i=0;for(let t=0,r=e.count;t<r;t++)Cr.fromBufferAttribute(e,t),i=Math.max(i,n.distanceToSquared(Cr));if(t)for(let r=0,s=t.length;r<s;r++){const s=t[r],a=this.morphTargetsRelative;for(let t=0,r=s.count;t<r;t++)Cr.fromBufferAttribute(s,t),a&&(Er.fromBufferAttribute(e,t),Cr.add(Er)),i=Math.max(i,n.distanceToSquared(Cr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.array,i=t.position.array,r=t.normal.array,s=t.uv.array,a=i.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new xr(new Float32Array(4*a),4));const o=this.getAttribute("tangent").array,l=[],c=[];for(let e=0;e<a;e++)l[e]=new Vn,c[e]=new Vn;const h=new Vn,u=new Vn,d=new Vn,p=new fn,m=new fn,f=new fn,g=new Vn,v=new Vn;function _(e,t,n){h.fromArray(i,3*e),u.fromArray(i,3*t),d.fromArray(i,3*n),p.fromArray(s,2*e),m.fromArray(s,2*t),f.fromArray(s,2*n),u.sub(h),d.sub(h),m.sub(p),f.sub(p);const r=1/(m.x*f.y-f.x*m.y);isFinite(r)&&(g.copy(u).multiplyScalar(f.y).addScaledVector(d,-m.y).multiplyScalar(r),v.copy(d).multiplyScalar(m.x).addScaledVector(u,-f.x).multiplyScalar(r),l[e].add(g),l[t].add(g),l[n].add(g),c[e].add(v),c[t].add(v),c[n].add(v))}let x=this.groups;0===x.length&&(x=[{start:0,count:n.length}]);for(let e=0,t=x.length;e<t;++e){const t=x[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)_(n[e+0],n[e+1],n[e+2])}const y=new Vn,M=new Vn,S=new Vn,b=new Vn;function T(e){S.fromArray(r,3*e),b.copy(S);const t=l[e];y.copy(t),y.sub(S.multiplyScalar(S.dot(t))).normalize(),M.crossVectors(b,t);const n=M.dot(c[e])<0?-1:1;o[4*e]=y.x,o[4*e+1]=y.y,o[4*e+2]=y.z,o[4*e+3]=n}for(let e=0,t=x.length;e<t;++e){const t=x[e],i=t.start;for(let e=i,r=i+t.count;e<r;e+=3)T(n[e+0]),T(n[e+1]),T(n[e+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new xr(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const i=new Vn,r=new Vn,s=new Vn,a=new Vn,o=new Vn,l=new Vn,c=new Vn,h=new Vn;if(e)for(let u=0,d=e.count;u<d;u+=3){const d=e.getX(u+0),p=e.getX(u+1),m=e.getX(u+2);i.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),s.fromBufferAttribute(t,m),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),a.fromBufferAttribute(n,d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,m),a.add(c),o.add(c),l.add(c),n.setXYZ(d,a.x,a.y,a.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(m,l.x,l.y,l.z)}else for(let e=0,a=t.count;e<a;e+=3)i.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),s.fromBufferAttribute(t,e+2),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Cr.fromBufferAttribute(e,t),Cr.normalize(),e.setXYZ(t,Cr.x,Cr.y,Cr.z)}toNonIndexed(){function e(e,t){const n=e.array,i=e.itemSize,r=e.normalized,s=new n.constructor(t.length*i);let a=0,o=0;for(let r=0,l=t.length;r<l;r++){a=e.isInterleavedBufferAttribute?t[r]*e.data.stride+e.offset:t[r]*i;for(let e=0;e<i;e++)s[o++]=n[a++]}return new xr(s,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Pr,n=this.index.array,i=this.attributes;for(const r in i){const s=e(i[r],n);t.setAttribute(r,s)}const r=this.morphAttributes;for(const i in r){const s=[],a=r[i];for(let t=0,i=a.length;t<i;t++){const i=e(a[t],n);s.push(i)}t.morphAttributes[i]=s}t.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let e=0,n=s.length;e<n;e++){const n=s[e];t.addGroup(n.start,n.count,n.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const t in n){const i=n[t];e.data.attributes[t]=i.toJSON(e.data)}const i={};let r=!1;for(const t in this.morphAttributes){const n=this.morphAttributes[t],s=[];for(let t=0,i=n.length;t<i;t++){const i=n[t];s.push(i.toJSON(e.data))}s.length>0&&(i[t]=s,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(e.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone(t));const i=e.attributes;for(const e in i){const n=i[e];this.setAttribute(e,n.clone(t))}const r=e.morphAttributes;for(const e in r){const n=[],i=r[e];for(let e=0,r=i.length;e<r;e++)n.push(i[e].clone(t));this.morphAttributes[e]=n}this.morphTargetsRelative=e.morphTargetsRelative;const s=e.groups;for(let e=0,t=s.length;e<t;e++){const t=s[e];this.addGroup(t.start,t.count,t.materialIndex)}const a=e.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=e.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Lr=new xi,Ir=new _i,Dr=new hi,Ur=new Vn,Nr=new Vn,Or=new Vn,Fr=new Vn,zr=new Vn,Br=new Vn,kr=new fn,Hr=new fn,Gr=new fn,Vr=new Vn,Wr=new Vn,jr=new Vn,Xr=new Vn,qr=new Vn;class Yr extends Wi{constructor(e=new Pr,t=new ur){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,s=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const a=this.morphTargetInfluences;if(r&&a){Br.set(0,0,0);for(let n=0,i=r.length;n<i;n++){const i=a[n],o=r[n];0!==i&&(zr.fromBufferAttribute(o,e),s?Br.addScaledVector(zr,i):Br.addScaledVector(zr.sub(t),i))}t.add(Br)}return t}raycast(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===n.boundingSphere&&n.computeBoundingSphere(),Dr.copy(n.boundingSphere),Dr.applyMatrix4(r),Ir.copy(e.ray).recast(e.near),!1===Dr.containsPoint(Ir.origin)){if(null===Ir.intersectSphere(Dr,Ur))return;if(Ir.origin.distanceToSquared(Ur)>(e.far-e.near)**2)return}Lr.copy(r).invert(),Ir.copy(e.ray).applyMatrix4(Lr),null!==n.boundingBox&&!1===Ir.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,Ir)}}_computeIntersections(e,t,n){let i;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let r=0,o=u.length;r<o;r++){const o=u[r],p=s[o.materialIndex];for(let r=Math.max(o.start,d.start),s=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));r<s;r+=3){i=Zr(this,p,e,n,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=o.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);r<o;r+=3){i=Zr(this,s,e,n,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}else if(void 0!==o)if(Array.isArray(s))for(let r=0,a=u.length;r<a;r++){const a=u[r],p=s[a.materialIndex];for(let r=Math.max(a.start,d.start),s=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));r<s;r+=3){i=Zr(this,p,e,n,l,c,h,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),i.face.materialIndex=a.materialIndex,t.push(i))}}else{for(let r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);r<a;r+=3){i=Zr(this,s,e,n,l,c,h,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),t.push(i))}}}}function Zr(e,t,n,i,r,s,a,o,l,c){e.getVertexPosition(o,Nr),e.getVertexPosition(l,Or),e.getVertexPosition(c,Fr);const h=function(e,t,n,i,r,s,a,o){let l;if(l=t.side===me?i.intersectTriangle(a,s,r,!0,o):i.intersectTriangle(r,s,a,t.side===pe,o),null===l)return null;qr.copy(o),qr.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(qr);return c<n.near||c>n.far?null:{distance:c,point:qr.clone(),object:e}}(e,t,n,i,Nr,Or,Fr,Xr);if(h){r&&(kr.fromBufferAttribute(r,o),Hr.fromBufferAttribute(r,l),Gr.fromBufferAttribute(r,c),h.uv=nr.getInterpolation(Xr,Nr,Or,Fr,kr,Hr,Gr,new fn)),s&&(kr.fromBufferAttribute(s,o),Hr.fromBufferAttribute(s,l),Gr.fromBufferAttribute(s,c),h.uv1=nr.getInterpolation(Xr,Nr,Or,Fr,kr,Hr,Gr,new fn),h.uv2=h.uv1),a&&(Vr.fromBufferAttribute(a,o),Wr.fromBufferAttribute(a,l),jr.fromBufferAttribute(a,c),h.normal=nr.getInterpolation(Xr,Nr,Or,Fr,Vr,Wr,jr,new Vn),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Vn,materialIndex:0};nr.getNormal(Nr,Or,Fr,e.normal),h.face=e}return h}class Kr extends Pr{constructor(e=1,t=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(e,t,n,i,r,s,p,m,f,g,v){const _=s/f,x=p/g,y=s/2,M=p/2,S=m/2,b=f+1,T=g+1;let w=0,E=0;const A=new Vn;for(let s=0;s<T;s++){const a=s*x-M;for(let o=0;o<b;o++){const u=o*_-y;A[e]=u*i,A[t]=a*r,A[n]=S,l.push(A.x,A.y,A.z),A[e]=0,A[t]=0,A[n]=m>0?1:-1,c.push(A.x,A.y,A.z),h.push(o/f),h.push(1-s/g),w+=1}}for(let e=0;e<g;e++)for(let t=0;t<f;t++){const n=u+t+b*e,i=u+t+b*(e+1),r=u+(t+1)+b*(e+1),s=u+(t+1)+b*e;o.push(n,i,s),o.push(i,r,s),E+=6}a.addGroup(d,E,v),d+=E,u+=w}p("z","y","x",-1,-1,n,t,e,s,r,0),p("z","y","x",1,-1,n,t,-e,s,r,1),p("x","z","y",1,1,e,n,t,i,s,2),p("x","z","y",1,-1,e,n,-t,i,s,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new Sr(l,3)),this.setAttribute("normal",new Sr(c,3)),this.setAttribute("uv",new Sr(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Kr(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Jr(e){const t={};for(const n in e){t[n]={};for(const i in e[n]){const r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[n][i]=null):t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}}return t}function Qr(e){const t={};for(let n=0;n<e.length;n++){const i=Jr(e[n]);for(const e in i)t[e]=i[e]}return t}function $r(e){return null===e.getRenderTarget()?e.outputColorSpace:jt}const es={clone:Jr,merge:Qr};class ts extends rr{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Jr(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const n in this.uniforms){const i=this.uniforms[n].value;i&&i.isTexture?t.uniforms[n]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[n]={type:"m4",value:i.toArray()}:t.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const e in this.extensions)!0===this.extensions[e]&&(n[e]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class ns extends Wi{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new xi,this.projectionMatrix=new xi,this.projectionMatrixInverse=new xi,this.coordinateSystem=Jt}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class is extends ns{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*rn*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*nn*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*rn*Math.atan(Math.tan(.5*nn*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,r,s){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*nn*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const e=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/e,t-=s.offsetY*n/a,i*=s.width/e,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const rs=-90;class ss extends Wi{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null;const i=new is(rs,1,e,t);i.layers=this.layers,this.add(i);const r=new is(rs,1,e,t);r.layers=this.layers,this.add(r);const s=new is(rs,1,e,t);s.layers=this.layers,this.add(s);const a=new is(rs,1,e,t);a.layers=this.layers,this.add(a);const o=new is(rs,1,e,t);o.layers=this.layers,this.add(o);const l=new is(rs,1,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,r,s,a,o]=t;for(const e of t)this.remove(e);if(e===Jt)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(e!==Qt)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[i,r,s,a,o,l]=this.children,c=e.getRenderTarget(),h=e.toneMapping,u=e.xr.enabled;e.toneMapping=Se,e.xr.enabled=!1;const d=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0),e.render(t,i),e.setRenderTarget(n,1),e.render(t,r),e.setRenderTarget(n,2),e.render(t,s),e.setRenderTarget(n,3),e.render(t,a),e.setRenderTarget(n,4),e.render(t,o),n.texture.generateMipmaps=d,e.setRenderTarget(n,5),e.render(t,l),e.setRenderTarget(c),e.toneMapping=h,e.xr.enabled=u,n.texture.needsPMREMUpdate=!0}}class as extends Fn{constructor(e,t,n,i,r,s,a,o,l,c){super(e=void 0!==e?e:[],t=void 0!==t?t:Ce,n,i,r,s,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class os extends Bn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];void 0!==t.encoding&&(bn("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===Gt?Wt:Vt),this.texture=new as(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:ke}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Kr(5,5,5),r=new ts({name:"CubemapFromEquirect",uniforms:Jr(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:me,blending:0});r.uniforms.tEquirect.value=t;const s=new Yr(i,r),a=t.minFilter;t.minFilter===Ge&&(t.minFilter=ke);return new ss(1,10,this).update(e,s),t.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(e,t,n,i){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,n,i);e.setRenderTarget(r)}}const ls=new Vn,cs=new Vn,hs=new gn;class us{constructor(e=new Vn(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=ls.subVectors(n,t).cross(cs.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(ls),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(e.start).addScaledVector(n,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||hs.getNormalMatrix(e),i=this.coplanarPoint(ls).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const ds=new hi,ps=new Vn;class ms{constructor(e=new us,t=new us,n=new us,i=new us,r=new us,s=new us){this.planes=[e,t,n,i,r,s]}set(e,t,n,i,r,s){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=2e3){const n=this.planes,i=e.elements,r=i[0],s=i[1],a=i[2],o=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],p=i[9],m=i[10],f=i[11],g=i[12],v=i[13],_=i[14],x=i[15];if(n[0].setComponents(o-r,u-l,f-d,x-g).normalize(),n[1].setComponents(o+r,u+l,f+d,x+g).normalize(),n[2].setComponents(o+s,u+c,f+p,x+v).normalize(),n[3].setComponents(o-s,u-c,f-p,x-v).normalize(),n[4].setComponents(o-a,u-h,f-m,x-_).normalize(),t===Jt)n[5].setComponents(o+a,u+h,f+m,x+_).normalize();else{if(t!==Qt)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);n[5].setComponents(a,h,m,_).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),ds.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),ds.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ds)}intersectsSprite(e){return ds.center.set(0,0,0),ds.radius=.7071067811865476,ds.applyMatrix4(e.matrixWorld),this.intersectsSphere(ds)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let e=0;e<6;e++){if(t[e].distanceToPoint(n)<i)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(ps.x=i.normal.x>0?e.max.x:e.min.x,ps.y=i.normal.y>0?e.max.y:e.min.y,ps.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(ps)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function fs(){let e=null,t=!1,n=null,i=null;function r(t,s){n(t,s),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function gs(e,t){const n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){if(t.isGLBufferAttribute){const e=i.get(t);return void((!e||e.version<t.version)&&i.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}t.isInterleavedBufferAttribute&&(t=t.data);const s=i.get(t);void 0===s?i.set(t,function(t,i){const r=t.array,s=t.usage,a=e.createBuffer();let o;if(e.bindBuffer(i,a),e.bufferData(i,r,s),t.onUploadCallback(),r instanceof Float32Array)o=e.FLOAT;else if(r instanceof Uint16Array)if(t.isFloat16BufferAttribute){if(!n)throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");o=e.HALF_FLOAT}else o=e.UNSIGNED_SHORT;else if(r instanceof Int16Array)o=e.SHORT;else if(r instanceof Uint32Array)o=e.UNSIGNED_INT;else if(r instanceof Int32Array)o=e.INT;else if(r instanceof Int8Array)o=e.BYTE;else if(r instanceof Uint8Array)o=e.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);o=e.UNSIGNED_BYTE}return{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version}}(t,r)):s.version<t.version&&(!function(t,i,r){const s=i.array,a=i.updateRange;e.bindBuffer(r,t),-1===a.count?e.bufferSubData(r,0,s):(n?e.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s,a.offset,a.count):e.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s.subarray(a.offset,a.offset+a.count)),a.count=-1),i.onUploadCallback()}(s.buffer,t,r),s.version=t.version)}}}class vs extends Pr{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,s=t/2,a=Math.floor(n),o=Math.floor(i),l=a+1,c=o+1,h=e/a,u=t/o,d=[],p=[],m=[],f=[];for(let e=0;e<c;e++){const t=e*u-s;for(let n=0;n<l;n++){const i=n*h-r;p.push(i,-t,0),m.push(0,0,1),f.push(n/a),f.push(1-e/o)}}for(let e=0;e<o;e++)for(let t=0;t<a;t++){const n=t+l*e,i=t+l*(e+1),r=t+1+l*(e+1),s=t+1+l*e;d.push(n,i,s),d.push(i,r,s)}this.setIndex(d),this.setAttribute("position",new Sr(p,3)),this.setAttribute("normal",new Sr(m,3)),this.setAttribute("uv",new Sr(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new vs(e.width,e.height,e.widthSegments,e.heightSegments)}}const _s={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( LEGACY_LIGHTS )\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#else\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tanisotropyV /= material.anisotropy;\n\tmaterial.anisotropy = saturate( material.anisotropy );\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x - tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x + tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometry.viewDir, geometry.normal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, vMapUv );\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},xs={common:{diffuse:{value:new cr(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new gn},alphaMap:{value:null},alphaMapTransform:{value:new gn},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new 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cr(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new 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ts({name:"BackgroundMaterial",uniforms:Jr(ys.background.uniforms),vertexShader:ys.background.vertexShader,fragmentShader:ys.background.fragmentShader,side:pe,depthTest:!1,depthWrite:!1,fog:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=v,l.material.uniforms.backgroundIntensity.value=f.backgroundIntensity,l.material.toneMapped=v.colorSpace!==Wt,!0===v.matrixAutoUpdate&&v.updateMatrix(),l.material.uniforms.uvTransform.value.copy(v.matrix),u===v&&d===v.version&&p===e.toneMapping||(l.material.needsUpdate=!0,u=v,d=v.version,p=e.toneMapping),l.layers.enableAll(),s.unshift(l,l.geometry,l.material,0,0,null))}}}function bs(e,t,n,i){const r=e.getParameter(e.MAX_VERTEX_ATTRIBS),s=i.isWebGL2?null:t.get("OES_vertex_array_object"),a=i.isWebGL2||null!==s,o={},l=p(null);let c=l,h=!1;function u(t){return i.isWebGL2?e.bindVertexArray(t):s.bindVertexArrayOES(t)}function 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y(){l.geometry=null,l.program=null,l.wireframe=!1}return{setup:function(r,l,d,x,y){let M=!1;if(a){const t=function(t,n,r){const a=!0===r.wireframe;let l=o[t.id];void 0===l&&(l={},o[t.id]=l);let c=l[n.id];void 0===c&&(c={},l[n.id]=c);let h=c[a];void 0===h&&(h=p(i.isWebGL2?e.createVertexArray():s.createVertexArrayOES()),c[a]=h);return h}(x,d,l);c!==t&&(c=t,u(c.object)),M=function(e,t,n,i){const r=c.attributes,s=t.attributes;let a=0;const o=n.getAttributes();for(const t in o){if(o[t].location>=0){const n=r[t];let i=s[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;a++}}return c.attributesNum!==a||c.index!==i}(r,x,d,y),M&&function(e,t,n,i){const r={},s=t.attributes;let a=0;const o=n.getAttributes();for(const t in o){if(o[t].location>=0){let n=s[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,a++}}c.attributes=r,c.attributesNum=a,c.index=i}(r,x,d,y)}else{const e=!0===l.wireframe;c.geometry===x.id&&c.program===d.id&&c.wireframe===e||(c.geometry=x.id,c.program=d.id,c.wireframe=e,M=!0)}null!==y&&n.update(y,e.ELEMENT_ARRAY_BUFFER),(M||h)&&(h=!1,function(r,s,a,o){if(!1===i.isWebGL2&&(r.isInstancedMesh||o.isInstancedBufferGeometry)&&null===t.get("ANGLE_instanced_arrays"))return;m();const l=o.attributes,c=a.getAttributes(),h=s.defaultAttributeValues;for(const t in c){const s=c[t];if(s.location>=0){let a=l[t];if(void 0===a&&("instanceMatrix"===t&&r.instanceMatrix&&(a=r.instanceMatrix),"instanceColor"===t&&r.instanceColor&&(a=r.instanceColor)),void 0!==a){const t=a.normalized,l=a.itemSize,c=n.get(a);if(void 0===c)continue;const h=c.buffer,u=c.type,d=c.bytesPerElement,p=!0===i.isWebGL2&&(u===e.INT||u===e.UNSIGNED_INT||a.gpuType===je);if(a.isInterleavedBufferAttribute){const n=a.data,i=n.stride,c=a.offset;if(n.isInstancedInterleavedBuffer){for(let e=0;e<s.locationSize;e++)g(s.location+e,n.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===o._maxInstanceCount&&(o._maxInstanceCount=n.meshPerAttribute*n.count)}else for(let e=0;e<s.locationSize;e++)f(s.location+e);e.bindBuffer(e.ARRAY_BUFFER,h);for(let e=0;e<s.locationSize;e++)_(s.location+e,l/s.locationSize,u,t,i*d,(c+l/s.locationSize*e)*d,p)}else{if(a.isInstancedBufferAttribute){for(let e=0;e<s.locationSize;e++)g(s.location+e,a.meshPerAttribute);!0!==r.isInstancedMesh&&void 0===o._maxInstanceCount&&(o._maxInstanceCount=a.meshPerAttribute*a.count)}else for(let e=0;e<s.locationSize;e++)f(s.location+e);e.bindBuffer(e.ARRAY_BUFFER,h);for(let e=0;e<s.locationSize;e++)_(s.location+e,l/s.locationSize,u,t,l*d,l/s.locationSize*e*d,p)}}else if(void 0!==h){const n=h[t];if(void 0!==n)switch(n.length){case 2:e.vertexAttrib2fv(s.location,n);break;case 3:e.vertexAttrib3fv(s.location,n);break;case 4:e.vertexAttrib4fv(s.location,n);break;default:e.vertexAttrib1fv(s.location,n)}}}}v()}(r,l,d,x),null!==y&&e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,n.get(y).buffer))},reset:x,resetDefaultState:y,dispose:function(){x();for(const e in o){const t=o[e];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete o[e]}},releaseStatesOfGeometry:function(e){if(void 0===o[e.id])return;const t=o[e.id];for(const e in t){const n=t[e];for(const e in n)d(n[e].object),delete n[e];delete t[e]}delete o[e.id]},releaseStatesOfProgram:function(e){for(const t in o){const n=o[t];if(void 0===n[e.id])continue;const i=n[e.id];for(const e in i)d(i[e].object),delete i[e];delete n[e.id]}},initAttributes:m,enableAttribute:f,disableUnusedAttributes:v}}function Ts(e,t,n,i){const r=i.isWebGL2;let s;this.setMode=function(e){s=e},this.render=function(t,i){e.drawArrays(s,t,i),n.update(i,s,1)},this.renderInstances=function(i,a,o){if(0===o)return;let l,c;if(r)l=e,c="drawArraysInstanced";else if(l=t.get("ANGLE_instanced_arrays"),c="drawArraysInstancedANGLE",null===l)return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");l[c](s,i,a,o),n.update(a,s,o)}}function ws(e,t,n){let i;function r(t){if("highp"===t){if(e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.HIGH_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.MEDIUM_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&"WebGL2RenderingContext"===e.constructor.name;let a=void 0!==n.precision?n.precision:"highp";const o=r(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=s||t.has("WEBGL_draw_buffers"),c=!0===n.logarithmicDepthBuffer,h=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),u=e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),d=e.getParameter(e.MAX_TEXTURE_SIZE),p=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),m=e.getParameter(e.MAX_VERTEX_ATTRIBS),f=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),g=e.getParameter(e.MAX_VARYING_VECTORS),v=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),_=u>0,x=s||t.has("OES_texture_float");return{isWebGL2:s,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");i=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:m,maxVertexUniforms:f,maxVaryings:g,maxFragmentUniforms:v,vertexTextures:_,floatFragmentTextures:x,floatVertexTextures:_&&x,maxSamples:s?e.getParameter(e.MAX_SAMPLES):0}}function Es(e){const t=this;let n=null,i=0,r=!1,s=!1;const a=new us,o=new gn,l={value:null,needsUpdate:!1};function c(e,n,i,r){const s=null!==e?e.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const t=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length<t)&&(c=new Float32Array(t));for(let t=0,n=i;t!==s;++t,n+=4)a.copy(e[t]).applyMatrix4(r,o),a.normal.toArray(c,n),c[n+3]=a.constant}l.value=c,l.needsUpdate=!0}return t.numPlanes=s,t.numIntersection=0,c}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(e,t){const n=0!==e.length||t||0!==i||r;return r=t,i=e.length,n},this.beginShadows=function(){s=!0,c(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(e,t){n=c(e,t,0)},this.setState=function(a,o,h){const u=a.clippingPlanes,d=a.clipIntersection,p=a.clipShadows,m=e.get(a);if(!r||null===u||0===u.length||s&&!p)s?c(null):function(){l.value!==n&&(l.value=n,l.needsUpdate=i>0);t.numPlanes=i,t.numIntersection=0}();else{const e=s?0:i,t=4*e;let r=m.clippingState||null;l.value=r,r=c(u,o,t,h);for(let e=0;e!==t;++e)r[e]=n[e];m.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}}}function As(e){let t=new WeakMap;function n(e,t){return t===Le?e.mapping=Ce:t===Ie&&(e.mapping=Pe),e}function i(e){const n=e.target;n.removeEventListener("dispose",i);const r=t.get(n);void 0!==r&&(t.delete(n),r.dispose())}return{get:function(r){if(r&&r.isTexture&&!1===r.isRenderTargetTexture){const s=r.mapping;if(s===Le||s===Ie){if(t.has(r)){return n(t.get(r).texture,r.mapping)}{const s=r.image;if(s&&s.height>0){const a=new os(s.height/2);return a.fromEquirectangularTexture(e,r),t.set(r,a),r.addEventListener("dispose",i),n(a.texture,r.mapping)}return null}}}return r},dispose:function(){t=new WeakMap}}}class Rs extends ns{constructor(e=-1,t=1,n=1,i=-1,r=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-e,s=n+e,a=i+t,o=i-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,s=r+e*this.view.width,a-=t*this.view.offsetY,o=a-t*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}const Cs=[.125,.215,.35,.446,.526,.582],Ps=20,Ls=new Rs,Is=new cr;let Ds=null;const Us=(1+Math.sqrt(5))/2,Ns=1/Us,Os=[new Vn(1,1,1),new Vn(-1,1,1),new Vn(1,1,-1),new Vn(-1,1,-1),new Vn(0,Us,Ns),new Vn(0,Us,-Ns),new Vn(Ns,0,Us),new Vn(-Ns,0,Us),new Vn(Us,Ns,0),new Vn(-Us,Ns,0)];class Fs{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,n=.1,i=100){Ds=this._renderer.getRenderTarget(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,n,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Hs(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=ks(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Ds),e.scissorTest=!1,Bs(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===Ce||e.mapping===Pe?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Ds=this._renderer.getRenderTarget();const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:ke,minFilter:ke,generateMipmaps:!1,type:Ye,format:Qe,colorSpace:jt,depthBuffer:!1},i=zs(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=zs(e,t,n);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){const t=[],n=[],i=[];let r=e;const s=e-4+1+Cs.length;for(let a=0;a<s;a++){const s=Math.pow(2,r);n.push(s);let o=1/s;a>e-4?o=Cs[a-e+4-1]:0===a&&(o=0),i.push(o);const l=1/(s-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,m=3,f=2,g=1,v=new Float32Array(m*p*d),_=new Float32Array(f*p*d),x=new Float32Array(g*p*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,m*p*e),_.set(u,f*p*e);const r=[e,e,e,e,e,e];x.set(r,g*p*e)}const y=new Pr;y.setAttribute("position",new xr(v,m)),y.setAttribute("uv",new xr(_,f)),y.setAttribute("faceIndex",new xr(x,g)),t.push(y),r>4&&r--}return{lodPlanes:t,sizeLods:n,sigmas:i}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array(Ps),r=new Vn(0,1,0),s=new ts({name:"SphericalGaussianBlur",defines:{n:Ps,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:Gs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return s}(i,e,t)}return i}_compileMaterial(e){const t=new Yr(this._lodPlanes[0],e);this._renderer.compile(t,Ls)}_sceneToCubeUV(e,t,n,i){const r=new is(90,1,t,n),s=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(Is),o.toneMapping=Se,o.autoClear=!1;const h=new ur({name:"PMREM.Background",side:me,depthWrite:!1,depthTest:!1}),u=new Yr(new Kr,h);let d=!1;const p=e.background;p?p.isColor&&(h.color.copy(p),e.background=null,d=!0):(h.color.copy(Is),d=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(r.up.set(0,s[t],0),r.lookAt(a[t],0,0)):1===n?(r.up.set(0,0,s[t]),r.lookAt(0,a[t],0)):(r.up.set(0,s[t],0),r.lookAt(0,0,a[t]));const l=this._cubeSize;Bs(i,n*l,t>2?l:0,l,l),o.setRenderTarget(i),d&&o.render(u,r),o.render(e,r)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=c,o.autoClear=l,e.background=p}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===Ce||e.mapping===Pe;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=Hs()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=ks());const r=i?this._cubemapMaterial:this._equirectMaterial,s=new Yr(this._lodPlanes[0],r);r.uniforms.envMap.value=e;const a=this._cubeSize;Bs(t,0,0,3*a,2*a),n.setRenderTarget(t),n.render(s,Ls)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;for(let t=1;t<this._lodPlanes.length;t++){const n=Math.sqrt(this._sigmas[t]*this._sigmas[t]-this._sigmas[t-1]*this._sigmas[t-1]),i=Os[(t-1)%Os.length];this._blur(e,t-1,t,n,i)}t.autoClear=n}_blur(e,t,n,i,r){const s=this._pingPongRenderTarget;this._halfBlur(e,s,t,n,i,"latitudinal",r),this._halfBlur(s,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new Yr(this._lodPlanes[i],l),h=l.uniforms,u=this._sizeLods[n]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/d,m=isFinite(r)?1+Math.floor(3*p):Ps;m>Ps&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let e=0;e<Ps;++e){const t=e/p,n=Math.exp(-t*t/2);f.push(n),0===e?g+=n:e<m&&(g+=2*n)}for(let e=0;e<f.length;e++)f[e]=f[e]/g;h.envMap.value=e.texture,h.samples.value=m,h.weights.value=f,h.latitudinal.value="latitudinal"===s,a&&(h.poleAxis.value=a);const{_lodMax:v}=this;h.dTheta.value=d,h.mipInt.value=v-n;const _=this._sizeLods[i];Bs(t,3*_*(i>v-4?i-v+4:0),4*(this._cubeSize-_),3*_,2*_),o.setRenderTarget(t),o.render(c,Ls)}}function zs(e,t,n){const i=new Bn(e,t,n);return i.texture.mapping=De,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function Bs(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function ks(){return new ts({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Gs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Hs(){return new ts({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Gs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) 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t=m[e.type];let n;if(t){const e=ys[t];n=es.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let i;for(let e=0,t=c.length;e<t;e++){const t=c[e];if(t.cacheKey===n){i=t,++i.usedTimes;break}}return void 0===i&&(i=new xo(e,n,t,s),c.push(i)),i},releaseProgram:function(e){if(0==--e.usedTimes){const t=c.indexOf(e);c[t]=c[c.length-1],c.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:c,dispose:function(){l.dispose()}}}function To(){let e=new WeakMap;return{get:function(t){let n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,i){e.get(t)[n]=i},dispose:function(){e=new WeakMap}}}function wo(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function Eo(e,t){return 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t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||wo),i.length>1&&i.sort(t||Eo),r.length>1&&r.sort(t||Eo)}}}function Ro(){let e=new WeakMap;return{get:function(t,n){const i=e.get(t);let r;return void 0===i?(r=new Ao,e.set(t,[r])):n>=i.length?(r=new Ao,i.push(r)):r=i[n],r},dispose:function(){e=new WeakMap}}}function Co(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new Vn,color:new cr};break;case"SpotLight":n={position:new Vn,direction:new Vn,color:new cr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Vn,color:new cr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Vn,skyColor:new cr,groundColor:new cr};break;case"RectAreaLight":n={color:new cr,position:new Vn,halfWidth:new Vn,halfHeight:new Vn}}return e[t.id]=n,n}}}let Po=0;function Lo(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Io(e,t){const n=new Co,i=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new fn};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new fn,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0};for(let e=0;e<9;e++)r.probe.push(new Vn);const s=new Vn,a=new xi,o=new xi;return{setup:function(s,a){let o=0,l=0,c=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let h=0,u=0,d=0,p=0,m=0,f=0,g=0,v=0,_=0,x=0;s.sort(Lo);const y=!0===a?Math.PI:1;for(let e=0,t=s.length;e<t;e++){const t=s[e],a=t.color,M=t.intensity,S=t.distance,b=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)o+=a.r*M*y,l+=a.g*M*y,c+=a.b*M*y;else if(t.isLightProbe)for(let e=0;e<9;e++)r.probe[e].addScaledVector(t.sh.coefficients[e],M);else if(t.isDirectionalLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*y),t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,r.directionalShadow[h]=n,r.directionalShadowMap[h]=b,r.directionalShadowMatrix[h]=t.shadow.matrix,f++}r.directional[h]=e,h++}else if(t.isSpotLight){const e=n.get(t);e.position.setFromMatrixPosition(t.matrixWorld),e.color.copy(a).multiplyScalar(M*y),e.distance=S,e.coneCos=Math.cos(t.angle),e.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),e.decay=t.decay,r.spot[d]=e;const s=t.shadow;if(t.map&&(r.spotLightMap[_]=t.map,_++,s.updateMatrices(t),t.castShadow&&x++),r.spotLightMatrix[d]=s.matrix,t.castShadow){const e=i.get(t);e.shadowBias=s.bias,e.shadowNormalBias=s.normalBias,e.shadowRadius=s.radius,e.shadowMapSize=s.mapSize,r.spotShadow[d]=e,r.spotShadowMap[d]=b,v++}d++}else if(t.isRectAreaLight){const e=n.get(t);e.color.copy(a).multiplyScalar(M),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),r.rectArea[p]=e,p++}else if(t.isPointLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*y),e.distance=t.distance,e.decay=t.decay,t.castShadow){const e=t.shadow,n=i.get(t);n.shadowBias=e.bias,n.shadowNormalBias=e.normalBias,n.shadowRadius=e.radius,n.shadowMapSize=e.mapSize,n.shadowCameraNear=e.camera.near,n.shadowCameraFar=e.camera.far,r.pointShadow[u]=n,r.pointShadowMap[u]=b,r.pointShadowMatrix[u]=t.shadow.matrix,g++}r.point[u]=e,u++}else if(t.isHemisphereLight){const e=n.get(t);e.skyColor.copy(t.color).multiplyScalar(M*y),e.groundColor.copy(t.groundColor).multiplyScalar(M*y),r.hemi[m]=e,m++}}p>0&&(t.isWebGL2||!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=xs.LTC_FLOAT_1,r.rectAreaLTC2=xs.LTC_FLOAT_2):!0===e.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=xs.LTC_HALF_1,r.rectAreaLTC2=xs.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const M=r.hash;M.directionalLength===h&&M.pointLength===u&&M.spotLength===d&&M.rectAreaLength===p&&M.hemiLength===m&&M.numDirectionalShadows===f&&M.numPointShadows===g&&M.numSpotShadows===v&&M.numSpotMaps===_||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=m,r.directionalShadow.length=f,r.directionalShadowMap.length=f,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=v,r.spotShadowMap.length=v,r.directionalShadowMatrix.length=f,r.pointShadowMatrix.length=g,r.spotLightMatrix.length=v+_-x,r.spotLightMap.length=_,r.numSpotLightShadowsWithMaps=x,M.directionalLength=h,M.pointLength=u,M.spotLength=d,M.rectAreaLength=p,M.hemiLength=m,M.numDirectionalShadows=f,M.numPointShadows=g,M.numSpotShadows=v,M.numSpotMaps=_,r.version=Po++)},setupView:function(e,t){let n=0,i=0,l=0,c=0,h=0;const u=t.matrixWorldInverse;for(let t=0,d=e.length;t<d;t++){const d=e[t];if(d.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),n++}else if(d.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),e.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(s),e.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const e=r.rectArea[c];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),o.identity(),a.copy(d.matrixWorld),a.premultiply(u),o.extractRotation(a),e.halfWidth.set(.5*d.width,0,0),e.halfHeight.set(0,.5*d.height,0),e.halfWidth.applyMatrix4(o),e.halfHeight.applyMatrix4(o),c++}else if(d.isPointLight){const e=r.point[i];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(u),i++}else if(d.isHemisphereLight){const e=r.hemi[h];e.direction.setFromMatrixPosition(d.matrixWorld),e.direction.transformDirection(u),h++}}},state:r}}function Do(e,t){const n=new Io(e,t),i=[],r=[];return{init:function(){i.length=0,r.length=0},state:{lightsArray:i,shadowsArray:r,lights:n},setupLights:function(e){n.setup(i,e)},setupLightsView:function(e){n.setupView(i,e)},pushLight:function(e){i.push(e)},pushShadow:function(e){r.push(e)}}}function Uo(e,t){let n=new WeakMap;return{get:function(i,r=0){const s=n.get(i);let a;return void 0===s?(a=new Do(e,t),n.set(i,[a])):r>=s.length?(a=new Do(e,t),s.push(a)):a=s[r],a},dispose:function(){n=new WeakMap}}}class No extends rr{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Oo extends rr{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Fo(e,t,n){let i=new ms;const r=new fn,s=new fn,a=new zn,o=new No({depthPacking:3201}),l=new Oo,c={},h=n.maxTextureSize,u={[pe]:me,[me]:pe,[fe]:fe},d=new ts({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new fn},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;const m=new Pr;m.setAttribute("position",new xr(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const f=new Yr(m,d),g=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=he;let v=this.type;function _(n,i){const s=t.update(f);d.defines.VSM_SAMPLES!==n.blurSamples&&(d.defines.VSM_SAMPLES=n.blurSamples,p.defines.VSM_SAMPLES=n.blurSamples,d.needsUpdate=!0,p.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new Bn(r.x,r.y)),d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,s,d,f,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,s,p,f,null)}function x(t,n,i,r){let s=null;const a=!0===i.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==a)s=a;else if(s=!0===i.isPointLight?l:o,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const e=s.uuid,t=n.uuid;let i=c[e];void 0===i&&(i={},c[e]=i);let r=i[t];void 0===r&&(r=s.clone(),i[t]=r),s=r}if(s.visible=n.visible,s.wireframe=n.wireframe,s.side=r===de?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:u[n.side],s.alphaMap=n.alphaMap,s.alphaTest=n.alphaTest,s.map=n.map,s.clipShadows=n.clipShadows,s.clippingPlanes=n.clippingPlanes,s.clipIntersection=n.clipIntersection,s.displacementMap=n.displacementMap,s.displacementScale=n.displacementScale,s.displacementBias=n.displacementBias,s.wireframeLinewidth=n.wireframeLinewidth,s.linewidth=n.linewidth,!0===i.isPointLight&&!0===s.isMeshDistanceMaterial){e.properties.get(s).light=i}return s}function y(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&o===de)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=t.update(n),r=n.material;if(Array.isArray(r)){const t=i.groups;for(let l=0,c=t.length;l<c;l++){const c=t[l],h=r[c.materialIndex];if(h&&h.visible){const t=x(n,h,a,o);e.renderBufferDirect(s,null,i,t,n,c)}}}else if(r.visible){const t=x(n,r,a,o);e.renderBufferDirect(s,null,i,t,n,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)y(l[e],r,s,a,o)}this.render=function(t,n,o){if(!1===g.enabled)return;if(!1===g.autoUpdate&&!1===g.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),d=e.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);const p=v!==de&&this.type===de,m=v===de&&this.type!==de;for(let l=0,c=t.length;l<c;l++){const c=t[l],u=c.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;r.copy(u.mapSize);const f=u.getFrameExtents();if(r.multiply(f),s.copy(u.mapSize),(r.x>h||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/f.x),r.x=s.x*f.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/f.y),r.y=s.y*f.y,u.mapSize.y=s.y)),null===u.map||!0===p||!0===m){const e=this.type!==de?{minFilter:Fe,magFilter:Fe}:{};null!==u.map&&u.map.dispose(),u.map=new Bn(r.x,r.y,e),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}e.setRenderTarget(u.map),e.clear();const g=u.getViewportCount();for(let e=0;e<g;e++){const t=u.getViewport(e);a.set(s.x*t.x,s.y*t.y,s.x*t.z,s.y*t.w),d.viewport(a),u.updateMatrices(c,e),i=u.getFrustum(),y(n,o,u.camera,c,this.type)}!0!==u.isPointLightShadow&&this.type===de&&_(u,o),u.needsUpdate=!1}v=this.type,g.needsUpdate=!1,e.setRenderTarget(l,c,u)}}function zo(e,t,n){const i=n.isWebGL2;const r=new function(){let t=!1;const n=new zn;let i=null;const r=new zn(0,0,0,0);return{setMask:function(n){i===n||t||(e.colorMask(n,n,n,n),i=n)},setLocked:function(e){t=e},setClear:function(t,i,s,a,o){!0===o&&(t*=a,i*=a,s*=a),n.set(t,i,s,a),!1===r.equals(n)&&(e.clearColor(t,i,s,a),r.copy(n))},reset:function(){t=!1,i=null,r.set(-1,0,0,0)}}},s=new function(){let t=!1,n=null,i=null,r=null;return{setTest:function(t){t?k(e.DEPTH_TEST):H(e.DEPTH_TEST)},setMask:function(i){n===i||t||(e.depthMask(i),n=i)},setFunc:function(t){if(i!==t){switch(t){case 0:e.depthFunc(e.NEVER);break;case 1:e.depthFunc(e.ALWAYS);break;case 2:e.depthFunc(e.LESS);break;case 3:default:e.depthFunc(e.LEQUAL);break;case 4:e.depthFunc(e.EQUAL);break;case 5:e.depthFunc(e.GEQUAL);break;case 6:e.depthFunc(e.GREATER);break;case 7:e.depthFunc(e.NOTEQUAL)}i=t}},setLocked:function(e){t=e},setClear:function(t){r!==t&&(e.clearDepth(t),r=t)},reset:function(){t=!1,n=null,i=null,r=null}}},a=new function(){let t=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null;return{setTest:function(n){t||(n?k(e.STENCIL_TEST):H(e.STENCIL_TEST))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,a){i===t&&r===n&&s===a||(e.stencilFunc(t,n,a),i=t,r=n,s=a)},setOp:function(t,n,i){a===t&&o===n&&l===i||(e.stencilOp(t,n,i),a=t,o=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null}}},o=new WeakMap,l=new WeakMap;let c={},h={},u=new WeakMap,d=[],p=null,m=!1,f=null,g=null,v=null,_=null,x=null,y=null,M=null,S=!1,b=null,T=null,w=null,E=null,A=null;const R=e.getParameter(e.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let C=!1,P=0;const L=e.getParameter(e.VERSION);-1!==L.indexOf("WebGL")?(P=parseFloat(/^WebGL (\d)/.exec(L)[1]),C=P>=1):-1!==L.indexOf("OpenGL ES")&&(P=parseFloat(/^OpenGL ES (\d)/.exec(L)[1]),C=P>=2);let I=null,D={};const 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t=0,i=_.length;t<i;t++)f=_[t],r.format!==Qe?null!==m?w?n.compressedTexSubImage2D(e.TEXTURE_2D,t,0,0,f.width,f.height,m,f.data):n.compressedTexImage2D(e.TEXTURE_2D,t,v,f.width,f.height,0,f.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):w?n.texSubImage2D(e.TEXTURE_2D,t,0,0,f.width,f.height,m,g,f.data):n.texImage2D(e.TEXTURE_2D,t,v,f.width,f.height,0,m,g,f.data)}else if(r.isDataArrayTexture)w?(E&&n.texStorage3D(e.TEXTURE_2D_ARRAY,A,v,i.width,i.height,i.depth),n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,0,i.width,i.height,i.depth,m,g,i.data)):n.texImage3D(e.TEXTURE_2D_ARRAY,0,v,i.width,i.height,i.depth,0,m,g,i.data);else if(r.isData3DTexture)w?(E&&n.texStorage3D(e.TEXTURE_3D,A,v,i.width,i.height,i.depth),n.texSubImage3D(e.TEXTURE_3D,0,0,0,0,i.width,i.height,i.depth,m,g,i.data)):n.texImage3D(e.TEXTURE_3D,0,v,i.width,i.height,i.depth,0,m,g,i.data);else if(r.isFramebufferTexture){if(E)if(w)n.texStorage2D(e.TEXTURE_2D,A,v,i.width,i.height);else{let t=i.width,r=i.height;for(let i=0;i<A;i++)n.texImage2D(e.TEXTURE_2D,i,v,t,r,0,m,g,null),t>>=1,r>>=1}}else if(_.length>0&&p){w&&E&&n.texStorage2D(e.TEXTURE_2D,A,v,_[0].width,_[0].height);for(let t=0,i=_.length;t<i;t++)f=_[t],w?n.texSubImage2D(e.TEXTURE_2D,t,0,0,m,g,f):n.texImage2D(e.TEXTURE_2D,t,v,m,g,f);r.generateMipmaps=!1}else w?(E&&n.texStorage2D(e.TEXTURE_2D,A,v,i.width,i.height),n.texSubImage2D(e.TEXTURE_2D,0,0,0,m,g,i)):n.texImage2D(e.TEXTURE_2D,0,v,m,g,i);M(r,p)&&S(l),d.__version=u.version,r.onUpdate&&r.onUpdate(r)}t.__version=r.version}function F(t,r,a,o,l){const c=s.convert(a.format,a.colorSpace),h=s.convert(a.type),u=b(a.internalFormat,c,h,a.colorSpace);i.get(r).__hasExternalTextures||(l===e.TEXTURE_3D||l===e.TEXTURE_2D_ARRAY?n.texImage3D(l,0,u,r.width,r.height,r.depth,0,c,h,null):n.texImage2D(l,0,u,r.width,r.height,0,c,h,null)),n.bindFramebuffer(e.FRAMEBUFFER,t),H(r)?d.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,o,l,i.get(a).__webglTexture,0,k(r)):(l===e.TEXTURE_2D||l>=e.TEXTURE_CUBE_MAP_POSITIVE_X&&l<=e.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&e.framebufferTexture2D(e.FRAMEBUFFER,o,l,i.get(a).__webglTexture,0),n.bindFramebuffer(e.FRAMEBUFFER,null)}function z(t,n,i){if(e.bindRenderbuffer(e.RENDERBUFFER,t),n.depthBuffer&&!n.stencilBuffer){let r=e.DEPTH_COMPONENT16;if(i||H(n)){const t=n.depthTexture;t&&t.isDepthTexture&&(t.type===qe?r=e.DEPTH_COMPONENT32F:t.type===Xe&&(r=e.DEPTH_COMPONENT24));const i=k(n);H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,i,r,n.width,n.height):e.renderbufferStorageMultisample(e.RENDERBUFFER,i,r,n.width,n.height)}else e.renderbufferStorage(e.RENDERBUFFER,r,n.width,n.height);e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t)}else if(n.depthBuffer&&n.stencilBuffer){const r=k(n);i&&!1===H(n)?e.renderbufferStorageMultisample(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,n.width,n.height):H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,e.DEPTH_STENCIL,n.width,n.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.RENDERBUFFER,t)}else{const t=!0===n.isWebGLMultipleRenderTargets?n.texture:[n.texture];for(let r=0;r<t.length;r++){const a=t[r],o=s.convert(a.format,a.colorSpace),l=s.convert(a.type),c=b(a.internalFormat,o,l,a.colorSpace),h=k(n);i&&!1===H(n)?e.renderbufferStorageMultisample(e.RENDERBUFFER,h,c,n.width,n.height):H(n)?d.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,h,c,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,c,n.width,n.height)}}e.bindRenderbuffer(e.RENDERBUFFER,null)}function B(t){const r=i.get(t),s=!0===t.isWebGLCubeRenderTarget;if(t.depthTexture&&!r.__autoAllocateDepthBuffer){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(e.FRAMEBUFFER,t),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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n.bindFramebuffer(e.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=e.createRenderbuffer(),z(r.__webglDepthbuffer,t,!1);n.bindFramebuffer(e.FRAMEBUFFER,null)}function k(e){return Math.min(u,e.samples)}function H(e){const n=i.get(e);return o&&e.samples>0&&!0===t.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function G(e,n){const i=e.colorSpace,r=e.format,s=e.type;return!0===e.isCompressedTexture||e.format===Kt||i!==jt&&i!==Vt&&(i===Wt?!1===o?!0===t.has("EXT_sRGB")&&r===Qe?(e.format=Kt,e.minFilter=ke,e.generateMipmaps=!1):n=In.sRGBToLinear(n):r===Qe&&s===Ve||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",i)),n}this.allocateTextureUnit=function(){const e=C;return e>=l&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only 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t=r.isCompressedTexture||r.image[0].isCompressedTexture,i=r.image[0]&&r.image[0].isDataTexture,d=[];for(let e=0;e<6;e++)d[e]=t||i?i?r.image[e].image:r.image[e]:x(r.image[e],!1,!0,c),d[e]=G(r,d[e]);const p=d[0],m=y(p)||o,f=s.convert(r.format,r.colorSpace),g=s.convert(r.type),v=b(r.internalFormat,f,g,r.colorSpace),_=o&&!0!==r.isVideoTexture,w=void 0===u.__version||!0===l;let E,A=T(r,p,m);if(U(e.TEXTURE_CUBE_MAP,r,m),t){_&&w&&n.texStorage2D(e.TEXTURE_CUBE_MAP,A,v,p.width,p.height);for(let t=0;t<6;t++){E=d[t].mipmaps;for(let i=0;i<E.length;i++){const s=E[i];r.format!==Qe?null!==f?_?n.compressedTexSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i,0,0,s.width,s.height,f,s.data):n.compressedTexImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i,v,s.width,s.height,0,s.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in 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r=E[i];_?n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i+1,0,0,f,g,r.image[t]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,i+1,v,f,g,r.image[t])}}}M(r,m)&&S(e.TEXTURE_CUBE_MAP),u.__version=h.version,r.onUpdate&&r.onUpdate(r)}t.__version=r.version}(a,t,r):n.bindTexture(e.TEXTURE_CUBE_MAP,a.__webglTexture,e.TEXTURE0+r)},this.rebindTextures=function(t,n,r){const s=i.get(t);void 0!==n&&F(s.__webglFramebuffer,t,t.texture,e.COLOR_ATTACHMENT0,e.TEXTURE_2D),void 0!==r&&B(t)},this.setupRenderTarget=function(t){const l=t.texture,c=i.get(t),h=i.get(l);t.addEventListener("dispose",A),!0!==t.isWebGLMultipleRenderTargets&&(void 0===h.__webglTexture&&(h.__webglTexture=e.createTexture()),h.__version=l.version,a.memory.textures++);const u=!0===t.isWebGLCubeRenderTarget,d=!0===t.isWebGLMultipleRenderTargets,p=y(t)||o;if(u){c.__webglFramebuffer=[];for(let t=0;t<6;t++)c.__webglFramebuffer[t]=e.createFramebuffer()}else{if(c.__webglFramebuffer=e.createFramebuffer(),d)if(r.drawBuffers){const n=t.texture;for(let t=0,r=n.length;t<r;t++){const r=i.get(n[t]);void 0===r.__webglTexture&&(r.__webglTexture=e.createTexture(),a.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");if(o&&t.samples>0&&!1===H(t)){const i=d?l:[l];c.__webglMultisampledFramebuffer=e.createFramebuffer(),c.__webglColorRenderbuffer=[],n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer);for(let n=0;n<i.length;n++){const r=i[n];c.__webglColorRenderbuffer[n]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,c.__webglColorRenderbuffer[n]);const a=s.convert(r.format,r.colorSpace),o=s.convert(r.type),l=b(r.internalFormat,a,o,r.colorSpace,!0===t.isXRRenderTarget),h=k(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,h,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+n,e.RENDERBUFFER,c.__webglColorRenderbuffer[n])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(c.__webglDepthRenderbuffer=e.createRenderbuffer(),z(c.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(u){n.bindTexture(e.TEXTURE_CUBE_MAP,h.__webglTexture),U(e.TEXTURE_CUBE_MAP,l,p);for(let n=0;n<6;n++)F(c.__webglFramebuffer[n],t,l,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n);M(l,p)&&S(e.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(d){const r=t.texture;for(let s=0,a=r.length;s<a;s++){const a=r[s],o=i.get(a);n.bindTexture(e.TEXTURE_2D,o.__webglTexture),U(e.TEXTURE_2D,a,p),F(c.__webglFramebuffer,t,a,e.COLOR_ATTACHMENT0+s,e.TEXTURE_2D),M(a,p)&&S(e.TEXTURE_2D)}n.unbindTexture()}else{let i=e.TEXTURE_2D;(t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(o?i=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),n.bindTexture(i,h.__webglTexture),U(i,l,p),F(c.__webglFramebuffer,t,l,e.COLOR_ATTACHMENT0,i),M(l,p)&&S(i),n.unbindTexture()}t.depthBuffer&&B(t)},this.updateRenderTargetMipmap=function(t){const r=y(t)||o,s=!0===t.isWebGLMultipleRenderTargets?t.texture:[t.texture];for(let a=0,o=s.length;a<o;a++){const o=s[a];if(M(o,r)){const r=t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D,s=i.get(o).__webglTexture;n.bindTexture(r,s),S(r),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(o&&t.samples>0&&!1===H(t)){const r=t.isWebGLMultipleRenderTargets?t.texture:[t.texture],s=t.width,a=t.height;let o=e.COLOR_BUFFER_BIT;const l=[],c=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,h=i.get(t),u=!0===t.isWebGLMultipleRenderTargets;if(u)for(let t=0;t<r.length;t++)n.bindFramebuffer(e.FRAMEBUFFER,h.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,h.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let n=0;n<r.length;n++){l.push(e.COLOR_ATTACHMENT0+n),t.depthBuffer&&l.push(c);const d=void 0!==h.__ignoreDepthValues&&h.__ignoreDepthValues;if(!1===d&&(t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&(o|=e.STENCIL_BUFFER_BIT)),u&&e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,h.__webglColorRenderbuffer[n]),!0===d&&(e.invalidateFramebuffer(e.READ_FRAMEBUFFER,[c]),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[c])),u){const t=i.get(r[n]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,s,a,0,0,s,a,o,e.NEAREST),p&&e.invalidateFramebuffer(e.READ_FRAMEBUFFER,l)}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),u)for(let t=0;t<r.length;t++){n.bindFramebuffer(e.FRAMEBUFFER,h.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,h.__webglColorRenderbuffer[t]);const s=i.get(r[t]).__webglTexture;n.bindFramebuffer(e.FRAMEBUFFER,h.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,s,0)}n.bindFramebuffer(e.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}},this.setupDepthRenderbuffer=B,this.setupFrameBufferTexture=F,this.useMultisampledRTT=H}function ko(e,t,n){const i=n.isWebGL2;return{convert:function(n,r=""){let s;if(n===Ve)return e.UNSIGNED_BYTE;if(n===Ze)return e.UNSIGNED_SHORT_4_4_4_4;if(n===Ke)return e.UNSIGNED_SHORT_5_5_5_1;if(1010===n)return e.BYTE;if(1011===n)return e.SHORT;if(n===We)return e.UNSIGNED_SHORT;if(n===je)return e.INT;if(n===Xe)return e.UNSIGNED_INT;if(n===qe)return e.FLOAT;if(n===Ye)return i?e.HALF_FLOAT:(s=t.get("OES_texture_half_float"),null!==s?s.HALF_FLOAT_OES:null);if(1021===n)return e.ALPHA;if(n===Qe)return e.RGBA;if(1024===n)return e.LUMINANCE;if(1025===n)return e.LUMINANCE_ALPHA;if(n===$e)return e.DEPTH_COMPONENT;if(n===et)return e.DEPTH_STENCIL;if(n===Kt)return s=t.get("EXT_sRGB"),null!==s?s.SRGB_ALPHA_EXT:null;if(1028===n)return e.RED;if(n===tt)return e.RED_INTEGER;if(1030===n)return e.RG;if(n===nt)return e.RG_INTEGER;if(n===it)return e.RGBA_INTEGER;if(n===rt||n===st||n===at||n===ot)if(r===Wt){if(s=t.get("WEBGL_compressed_texture_s3tc_srgb"),null===s)return null;if(n===rt)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===st)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===at)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===ot)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=t.get("WEBGL_compressed_texture_s3tc"),null===s)return null;if(n===rt)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===st)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===at)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===ot)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===lt||n===ct||n===ht||n===ut){if(s=t.get("WEBGL_compressed_texture_pvrtc"),null===s)return null;if(n===lt)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===ct)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===ht)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===ut)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===n)return s=t.get("WEBGL_compressed_texture_etc1"),null!==s?s.COMPRESSED_RGB_ETC1_WEBGL:null;if(n===dt||n===pt){if(s=t.get("WEBGL_compressed_texture_etc"),null===s)return null;if(n===dt)return r===Wt?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(n===pt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}if(n===mt||n===ft||n===gt||n===vt||n===_t||n===xt||n===yt||n===Mt||n===St||n===bt||n===Tt||n===wt||n===Et||n===At){if(s=t.get("WEBGL_compressed_texture_astc"),null===s)return null;if(n===mt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===ft)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===gt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===vt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===_t)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===xt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===yt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===Mt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===St)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===bt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===Tt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===wt)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===Et)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===At)return r===Wt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===Rt){if(s=t.get("EXT_texture_compression_bptc"),null===s)return null;if(n===Rt)return r===Wt?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT}if(36283===n||n===Ct||n===Pt||n===Lt){if(s=t.get("EXT_texture_compression_rgtc"),null===s)return null;if(n===Rt)return s.COMPRESSED_RED_RGTC1_EXT;if(n===Ct)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Pt)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Lt)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Je?i?e.UNSIGNED_INT_24_8:(s=t.get("WEBGL_depth_texture"),null!==s?s.UNSIGNED_INT_24_8_WEBGL:null):void 0!==e[n]?e[n]:null}}}class Ho extends is{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class Go extends Wi{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Vo={type:"move"};class Wo{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Go,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Go,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Vn,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Vn),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Go,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Vn,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Vn),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let i=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){s=!0;for(const i of e.hand.values()){const e=t.getJointPose(i,n),r=this._getHandJoint(l,i);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=e.radius),r.visible=null!==e}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==o&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(i=t.getPose(e.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Vo)))}return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new Go;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class jo extends Fn{constructor(e,t,n,i,r,s,a,o,l,c){if((c=void 0!==c?c:$e)!==$e&&c!==et)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===$e&&(n=Xe),void 0===n&&c===et&&(n=Je),super(null,i,r,s,a,o,c,n,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=void 0!==a?a:Fe,this.minFilter=void 0!==o?o:Fe,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class Xo extends $t{constructor(e,t){super();const n=this;let i=null,r=1,s=null,a="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,p=null;const m=t.getContextAttributes();let f=null,g=null;const v=[],_=[],x=new is;x.layers.enable(1),x.viewport=new zn;const y=new is;y.layers.enable(2),y.viewport=new zn;const M=[x,y],S=new Ho;S.layers.enable(1),S.layers.enable(2);let b=null,T=null;function w(e){const t=_.indexOf(e.inputSource);if(-1===t)return;const n=v[t];void 0!==n&&(n.update(e.inputSource,e.frame,l||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function E(){i.removeEventListener("select",w),i.removeEventListener("selectstart",w),i.removeEventListener("selectend",w),i.removeEventListener("squeeze",w),i.removeEventListener("squeezestart",w),i.removeEventListener("squeezeend",w),i.removeEventListener("end",E),i.removeEventListener("inputsourceschange",A);for(let e=0;e<v.length;e++){const t=_[e];null!==t&&(_[e]=null,v[e].disconnect(t))}b=null,T=null,e.setRenderTarget(f),d=null,u=null,h=null,i=null,g=null,I.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function A(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],i=_.indexOf(n);i>=0&&(_[i]=null,v[i].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let i=_.indexOf(n);if(-1===i){for(let e=0;e<v.length;e++){if(e>=_.length){_.push(n),i=e;break}if(null===_[e]){_[e]=n,i=e;break}}if(-1===i)break}const r=v[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=v[e];return void 0===t&&(t=new Wo,v[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=v[e];return void 0===t&&(t=new Wo,v[e]=t),t.getGripSpace()},this.getHand=function(e){let t=v[e];return void 0===t&&(t=new Wo,v[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){r=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){a=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async function(c){if(i=c,null!==i){if(f=e.getRenderTarget(),i.addEventListener("select",w),i.addEventListener("selectstart",w),i.addEventListener("selectend",w),i.addEventListener("squeeze",w),i.addEventListener("squeezestart",w),i.addEventListener("squeezeend",w),i.addEventListener("end",E),i.addEventListener("inputsourceschange",A),!0!==m.xrCompatible&&await t.makeXRCompatible(),void 0===i.renderState.layers||!1===e.capabilities.isWebGL2){const n={antialias:void 0!==i.renderState.layers||m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(i,t,n),i.updateRenderState({baseLayer:d}),g=new Bn(d.framebufferWidth,d.framebufferHeight,{format:Qe,type:Ve,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let n=null,s=null,a=null;m.depth&&(a=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,n=m.stencil?et:$e,s=m.stencil?Je:Xe);const o={colorFormat:t.RGBA8,depthFormat:a,scaleFactor:r};h=new XRWebGLBinding(i,t),u=h.createProjectionLayer(o),i.updateRenderState({layers:[u]}),g=new Bn(u.textureWidth,u.textureHeight,{format:Qe,type:Ve,depthTexture:new jo(u.textureWidth,u.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0});e.properties.get(g).__ignoreDepthValues=u.ignoreDepthValues}g.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await i.requestReferenceSpace(a),I.setContext(i),I.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode};const R=new Vn,C=new Vn;function P(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===i)return;S.near=y.near=x.near=e.near,S.far=y.far=x.far=e.far,b===S.near&&T===S.far||(i.updateRenderState({depthNear:S.near,depthFar:S.far}),b=S.near,T=S.far);const t=e.parent,n=S.cameras;P(S,t);for(let e=0;e<n.length;e++)P(n[e],t);2===n.length?function(e,t,n){R.setFromMatrixPosition(t.matrixWorld),C.setFromMatrixPosition(n.matrixWorld);const i=R.distanceTo(C),r=t.projectionMatrix.elements,s=n.projectionMatrix.elements,a=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=a*h,p=a*u,m=i/(-h+u),f=m*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(m),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();const g=a+m,v=o+m,_=d-f,x=p+(i-f),y=l*o/v*g,M=c*o/v*g;e.projectionMatrix.makePerspective(_,x,y,M,g,v),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}(S,x,y):S.projectionMatrix.copy(x.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0);const i=e.children;for(let e=0,t=i.length;e<t;e++)i[e].updateMatrixWorld(!0);e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*rn*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,S,t)},this.getCamera=function(){return S},this.getFoveation=function(){if(null!==u||null!==d)return o},this.setFoveation=function(e){o=e,null!==u&&(u.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)};let L=null;const I=new fs;I.setAnimationLoop((function(t,i){if(c=i.getViewerPose(l||s),p=i,null!==c){const t=c.views;null!==d&&(e.setRenderTargetFramebuffer(g,d.framebuffer),e.setRenderTarget(g));let n=!1;t.length!==S.cameras.length&&(S.cameras.length=0,n=!0);for(let i=0;i<t.length;i++){const r=t[i];let s=null;if(null!==d)s=d.getViewport(r);else{const t=h.getViewSubImage(u,r);s=t.viewport,0===i&&(e.setRenderTargetTextures(g,t.colorTexture,u.ignoreDepthValues?void 0:t.depthStencilTexture),e.setRenderTarget(g))}let a=M[i];void 0===a&&(a=new is,a.layers.enable(i),a.viewport=new zn,M[i]=a),a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.quaternion,a.scale),a.projectionMatrix.fromArray(r.projectionMatrix),a.projectionMatrixInverse.copy(a.projectionMatrix).invert(),a.viewport.set(s.x,s.y,s.width,s.height),0===i&&(S.matrix.copy(a.matrix),S.matrix.decompose(S.position,S.quaternion,S.scale)),!0===n&&S.cameras.push(a)}}for(let e=0;e<v.length;e++){const t=_[e],n=v[e];null!==t&&void 0!==n&&n.update(t,i,l||s)}L&&L(t,i),i.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:i}),p=null})),this.setAnimationLoop=function(e){L=e},this.dispose=function(){}}}function qo(e,t){function n(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function i(i,r){i.opacity.value=r.opacity,r.color&&i.diffuse.value.copy(r.color),r.emissive&&i.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(i.map.value=r.map,n(r.map,i.mapTransform)),r.alphaMap&&(i.alphaMap.value=r.alphaMap,n(r.alphaMap,i.alphaMapTransform)),r.bumpMap&&(i.bumpMap.value=r.bumpMap,n(r.bumpMap,i.bumpMapTransform),i.bumpScale.value=r.bumpScale,r.side===me&&(i.bumpScale.value*=-1)),r.normalMap&&(i.normalMap.value=r.normalMap,n(r.normalMap,i.normalMapTransform),i.normalScale.value.copy(r.normalScale),r.side===me&&i.normalScale.value.negate()),r.displacementMap&&(i.displacementMap.value=r.displacementMap,n(r.displacementMap,i.displacementMapTransform),i.displacementScale.value=r.displacementScale,i.displacementBias.value=r.displacementBias),r.emissiveMap&&(i.emissiveMap.value=r.emissiveMap,n(r.emissiveMap,i.emissiveMapTransform)),r.specularMap&&(i.specularMap.value=r.specularMap,n(r.specularMap,i.specularMapTransform)),r.alphaTest>0&&(i.alphaTest.value=r.alphaTest);const s=t.get(r).envMap;if(s&&(i.envMap.value=s,i.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,i.reflectivity.value=r.reflectivity,i.ior.value=r.ior,i.refractionRatio.value=r.refractionRatio),r.lightMap){i.lightMap.value=r.lightMap;const t=!0===e.useLegacyLights?Math.PI:1;i.lightMapIntensity.value=r.lightMapIntensity*t,n(r.lightMap,i.lightMapTransform)}r.aoMap&&(i.aoMap.value=r.aoMap,i.aoMapIntensity.value=r.aoMapIntensity,n(r.aoMap,i.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,$r(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,s,a,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(e,r):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r)):r.isMeshStandardMaterial?(i(e,r),function(e,i){e.metalness.value=i.metalness,i.metalnessMap&&(e.metalnessMap.value=i.metalnessMap,n(i.metalnessMap,e.metalnessMapTransform));e.roughness.value=i.roughness,i.roughnessMap&&(e.roughnessMap.value=i.roughnessMap,n(i.roughnessMap,e.roughnessMapTransform));const 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U,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(to.upload(Me,x.uniformsList,P,Q),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(Me,"center",r.center);if(C.setValue(Me,"modelViewMatrix",r.modelViewMatrix),C.setValue(Me,"normalMatrix",r.normalMatrix),C.setValue(Me,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t<n;t++)if(Y.isWebGL2){const n=e[t];ye.update(n,w),ye.bind(n,w)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return w}(e,t,n,i,r);Z.setMaterial(i,a);let l=n.index,c=1;!0===i.wireframe&&(l=ne.getWireframeAttribute(n),c=2);const h=n.drawRange,u=n.attributes.position;let d=h.start*c,p=(h.start+h.count)*c;null!==s&&(d=Math.max(d,s.start*c),p=Math.min(p,(s.start+s.count)*c)),null!==l?(d=Math.max(d,0),p=Math.min(p,l.count)):null!=u&&(d=Math.max(d,0),p=Math.min(p,u.count));const m=p-d;if(m<0||Infinity===m)return;let g;xe.setup(r,i,o,n,l);let v=ge;if(null!==l&&(g=te.get(l),v=ve,v.setIndex(g)),r.isMesh)!0===i.wireframe?(Z.setLineWidth(i.wireframeLinewidth*X()),v.setMode(Me.LINES)):v.setMode(Me.TRIANGLES);else if(r.isLine){let e=i.linewidth;void 0===e&&(e=1),Z.setLineWidth(e*X()),r.isLineSegments?v.setMode(Me.LINES):r.isLineLoop?v.setMode(Me.LINE_LOOP):v.setMode(Me.LINE_STRIP)}else r.isPoints?v.setMode(Me.POINTS):r.isSprite&&v.setMode(Me.TRIANGLES);if(r.isInstancedMesh)v.renderInstances(d,m,r.count);else if(n.isInstancedBufferGeometry){const e=void 0!==n._maxInstanceCount?n._maxInstanceCount:Infinity,t=Math.min(n.instanceCount,e);v.renderInstances(d,m,t)}else v.render(d,m)},this.compile=function(e,t){function n(e,t,n){!0===e.transparent&&e.side===fe&&!1===e.forceSinglePass?(e.side=me,e.needsUpdate=!0,ze(e,t,n),e.side=pe,e.needsUpdate=!0,ze(e,t,n),e.side=fe):ze(e,t,n)}f=le.get(e),f.init(),v.push(f),e.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&(f.pushLight(e),e.castShadow&&f.pushShadow(e))})),f.setupLights(_.useLegacyLights),e.traverse((function(t){const i=t.material;if(i)if(Array.isArray(i))for(let r=0;r<i.length;r++){n(i[r],e,t)}else n(i,e,t)})),v.pop(),f=null};let Pe=null;function Le(){De.stop()}function Ie(){De.start()}const De=new fs;function Ue(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)f.pushLight(e),e.castShadow&&f.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||z.intersectsSprite(e)){i&&W.setFromMatrixPosition(e.matrixWorld).applyMatrix4(G);const t=ie.update(e),r=e.material;r.visible&&m.push(e,t,r,n,W.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||z.intersectsObject(e))){const t=ie.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),W.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),W.copy(t.boundingSphere.center)),W.applyMatrix4(e.matrixWorld).applyMatrix4(G)),Array.isArray(r)){const i=t.groups;for(let s=0,a=i.length;s<a;s++){const a=i[s],o=r[a.materialIndex];o&&o.visible&&m.push(e,t,o,n,W.z,a)}}else r.visible&&m.push(e,t,r,n,W.z,null)}const r=e.children;for(let e=0,s=r.length;e<s;e++)Ue(r[e],t,n,i)}function Ne(e,t,n,i){const r=e.opaque,s=e.transmissive,a=e.transparent;f.setupLightsView(n),!0===B&&ce.setGlobalState(_.clippingPlanes,n),s.length>0&&function(e,t,n,i){const r=Y.isWebGL2;null===H&&(H=new Bn(1,1,{generateMipmaps:!0,type:q.has("EXT_color_buffer_half_float")?Ye:Ve,minFilter:Ge,samples:r?4:0}));_.getDrawingBufferSize(V),r?H.setSize(V.x,V.y):H.setSize(un(V.x),un(V.y));const s=_.getRenderTarget();_.setRenderTarget(H),_.getClearColor(R),C=_.getClearAlpha(),C<1&&_.setClearColor(16777215,.5);_.clear();const a=_.toneMapping;_.toneMapping=Se,Oe(e,n,i),Q.updateMultisampleRenderTarget(H),Q.updateRenderTargetMipmap(H);let o=!1;for(let e=0,r=t.length;e<r;e++){const r=t[e],s=r.object,a=r.geometry,l=r.material,c=r.group;if(l.side===fe&&s.layers.test(i.layers)){const e=l.side;l.side=me,l.needsUpdate=!0,Fe(s,n,i,a,l,c),l.side=e,l.needsUpdate=!0,o=!0}}!0===o&&(Q.updateMultisampleRenderTarget(H),Q.updateRenderTargetMipmap(H));_.setRenderTarget(s),_.setClearColor(R,C),_.toneMapping=a}(r,s,t,n),i&&Z.viewport(w.copy(i)),r.length>0&&Oe(r,t,n),s.length>0&&Oe(s,t,n),a.length>0&&Oe(a,t,n),Z.buffers.depth.setTest(!0),Z.buffers.depth.setMask(!0),Z.buffers.color.setMask(!0),Z.setPolygonOffset(!1)}function Oe(e,t,n){const i=!0===t.isScene?t.overrideMaterial:null;for(let r=0,s=e.length;r<s;r++){const 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0!==h){if(i.currentProgram===h&&i.lightsStateVersion===a)return Be(e,o),h}else o.uniforms=re.getUniforms(e),e.onBuild(n,o,_),e.onBeforeCompile(o,_),h=re.acquireProgram(o,l),c.set(l,h),i.uniforms=o.uniforms;const u=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(u.clippingPlanes=ce.uniform),Be(e,o),i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=a,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const 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0===t},this.setRenderTarget=function(e,t=0,n=0){S=e,y=t,M=n;let i=!0,r=null,s=!1,a=!1;if(e){const n=J.get(e);void 0!==n.__useDefaultFramebuffer?(Z.bindFramebuffer(Me.FRAMEBUFFER,null),i=!1):void 0===n.__webglFramebuffer?Q.setupRenderTarget(e):n.__hasExternalTextures&&Q.rebindTextures(e,J.get(e.texture).__webglTexture,J.get(e.depthTexture).__webglTexture);const o=e.texture;(o.isData3DTexture||o.isDataArrayTexture||o.isCompressedArrayTexture)&&(a=!0);const l=J.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(r=l[t],s=!0):r=Y.isWebGL2&&e.samples>0&&!1===Q.useMultisampledRTT(e)?J.get(e).__webglMultisampledFramebuffer:l,w.copy(e.viewport),E.copy(e.scissor),A=e.scissorTest}else w.copy(N).multiplyScalar(I).floor(),E.copy(O).multiplyScalar(I).floor(),A=F;if(Z.bindFramebuffer(Me.FRAMEBUFFER,r)&&Y.drawBuffers&&i&&Z.drawBuffers(e,r),Z.viewport(w),Z.scissor(E),Z.setScissorTest(A),s){const i=J.get(e.texture);Me.framebufferTexture2D(Me.FRAMEBUFFER,Me.COLOR_ATTACHMENT0,Me.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=J.get(e.texture),r=t||0;Me.framebufferTextureLayer(Me.FRAMEBUFFER,Me.COLOR_ATTACHMENT0,i.__webglTexture,n||0,r)}b=-1},this.readRenderTargetPixels=function(e,t,n,i,r,s,a){if(!e||!e.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=J.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){Z.bindFramebuffer(Me.FRAMEBUFFER,o);try{const a=e.texture,o=a.format,l=a.type;if(o!==Qe&&_e.convert(o)!==Me.getParameter(Me.IMPLEMENTATION_COLOR_READ_FORMAT))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=l===Ye&&(q.has("EXT_color_buffer_half_float")||Y.isWebGL2&&q.has("EXT_color_buffer_float"));if(!(l===Ve||_e.convert(l)===Me.getParameter(Me.IMPLEMENTATION_COLOR_READ_TYPE)||l===qe&&(Y.isWebGL2||q.has("OES_texture_float")||q.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&Me.readPixels(t,n,i,r,_e.convert(o),_e.convert(l),s)}finally{const e=null!==S?J.get(S).__webglFramebuffer:null;Z.bindFramebuffer(Me.FRAMEBUFFER,e)}}},this.copyFramebufferToTexture=function(e,t,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),s=Math.floor(t.image.height*i);Q.setTexture2D(t,0),Me.copyTexSubImage2D(Me.TEXTURE_2D,n,0,0,e.x,e.y,r,s),Z.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i=0){const r=t.image.width,s=t.image.height,a=_e.convert(n.format),o=_e.convert(n.type);Q.setTexture2D(n,0),Me.pixelStorei(Me.UNPACK_FLIP_Y_WEBGL,n.flipY),Me.pixelStorei(Me.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),Me.pixelStorei(Me.UNPACK_ALIGNMENT,n.unpackAlignment),t.isDataTexture?Me.texSubImage2D(Me.TEXTURE_2D,i,e.x,e.y,r,s,a,o,t.image.data):t.isCompressedTexture?Me.compressedTexSubImage2D(Me.TEXTURE_2D,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,a,t.mipmaps[0].data):Me.texSubImage2D(Me.TEXTURE_2D,i,e.x,e.y,a,o,t.image),0===i&&n.generateMipmaps&&Me.generateMipmap(Me.TEXTURE_2D),Z.unbindTexture()},this.copyTextureToTexture3D=function(e,t,n,i,r=0){if(_.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=e.max.x-e.min.x+1,a=e.max.y-e.min.y+1,o=e.max.z-e.min.z+1,l=_e.convert(i.format),c=_e.convert(i.type);let h;if(i.isData3DTexture)Q.setTexture3D(i,0),h=Me.TEXTURE_3D;else{if(!i.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");Q.setTexture2DArray(i,0),h=Me.TEXTURE_2D_ARRAY}Me.pixelStorei(Me.UNPACK_FLIP_Y_WEBGL,i.flipY),Me.pixelStorei(Me.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),Me.pixelStorei(Me.UNPACK_ALIGNMENT,i.unpackAlignment);const u=Me.getParameter(Me.UNPACK_ROW_LENGTH),d=Me.getParameter(Me.UNPACK_IMAGE_HEIGHT),p=Me.getParameter(Me.UNPACK_SKIP_PIXELS),m=Me.getParameter(Me.UNPACK_SKIP_ROWS),f=Me.getParameter(Me.UNPACK_SKIP_IMAGES),g=n.isCompressedTexture?n.mipmaps[0]:n.image;Me.pixelStorei(Me.UNPACK_ROW_LENGTH,g.width),Me.pixelStorei(Me.UNPACK_IMAGE_HEIGHT,g.height),Me.pixelStorei(Me.UNPACK_SKIP_PIXELS,e.min.x),Me.pixelStorei(Me.UNPACK_SKIP_ROWS,e.min.y),Me.pixelStorei(Me.UNPACK_SKIP_IMAGES,e.min.z),n.isDataTexture||n.isData3DTexture?Me.texSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,c,g.data):n.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),Me.compressedTexSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,g.data)):Me.texSubImage3D(h,r,t.x,t.y,t.z,s,a,o,l,c,g),Me.pixelStorei(Me.UNPACK_ROW_LENGTH,u),Me.pixelStorei(Me.UNPACK_IMAGE_HEIGHT,d),Me.pixelStorei(Me.UNPACK_SKIP_PIXELS,p),Me.pixelStorei(Me.UNPACK_SKIP_ROWS,m),Me.pixelStorei(Me.UNPACK_SKIP_IMAGES,f),0===r&&i.generateMipmaps&&Me.generateMipmap(h),Z.unbindTexture()},this.initTexture=function(e){e.isCubeTexture?Q.setTextureCube(e,0):e.isData3DTexture?Q.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?Q.setTexture2DArray(e,0):Q.setTexture2D(e,0),Z.unbindTexture()},this.resetState=function(){y=0,M=0,S=null,Z.reset(),xe.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Jt}get physicallyCorrectLights(){return console.warn("THREE.WebGLRenderer: the property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),!this.useLegacyLights}set physicallyCorrectLights(e){console.warn("THREE.WebGLRenderer: the property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),this.useLegacyLights=!e}get outputEncoding(){return console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace===Wt?Gt:Ht}set outputEncoding(e){console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace=e===Gt?Wt:jt}}class Jo extends Ko{}Jo.prototype.isWebGL1Renderer=!0;class Qo{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new cr(e),this.density=t}clone(){return new Qo(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}class $o{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new cr(e),this.near=t,this.far=n}clone(){return new $o(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}class el extends Wi{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t}}class tl{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=Yt,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=sn()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=sn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=sn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const nl=new Vn;class il{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)nl.fromBufferAttribute(this,t),nl.applyMatrix4(e),this.setXYZ(t,nl.x,nl.y,nl.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)nl.fromBufferAttribute(this,t),nl.applyNormalMatrix(e),this.setXYZ(t,nl.x,nl.y,nl.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)nl.fromBufferAttribute(this,t),nl.transformDirection(e),this.setXYZ(t,nl.x,nl.y,nl.z);return this}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=dn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=dn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=dn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=dn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array),r=pn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=r,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new xr(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new il(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class rl extends rr{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new cr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let sl;const al=new Vn,ol=new Vn,ll=new Vn,cl=new fn,hl=new fn,ul=new xi,dl=new Vn,pl=new Vn,ml=new Vn,fl=new fn,gl=new fn,vl=new fn;class _l extends Wi{constructor(e){if(super(),this.isSprite=!0,this.type="Sprite",void 0===sl){sl=new Pr;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new tl(e,5);sl.setIndex([0,1,2,0,2,3]),sl.setAttribute("position",new il(t,3,0,!1)),sl.setAttribute("uv",new il(t,2,3,!1))}this.geometry=sl,this.material=void 0!==e?e:new rl,this.center=new fn(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),ol.setFromMatrixScale(this.matrixWorld),ul.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),ll.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&ol.multiplyScalar(-ll.z);const n=this.material.rotation;let i,r;0!==n&&(r=Math.cos(n),i=Math.sin(n));const s=this.center;xl(dl.set(-.5,-.5,0),ll,s,ol,i,r),xl(pl.set(.5,-.5,0),ll,s,ol,i,r),xl(ml.set(.5,.5,0),ll,s,ol,i,r),fl.set(0,0),gl.set(1,0),vl.set(1,1);let a=e.ray.intersectTriangle(dl,pl,ml,!1,al);if(null===a&&(xl(pl.set(-.5,.5,0),ll,s,ol,i,r),gl.set(0,1),a=e.ray.intersectTriangle(dl,ml,pl,!1,al),null===a))return;const o=e.ray.origin.distanceTo(al);o<e.near||o>e.far||t.push({distance:o,point:al.clone(),uv:nr.getInterpolation(al,dl,pl,ml,fl,gl,vl,new fn),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function xl(e,t,n,i,r,s){cl.subVectors(e,n).addScalar(.5).multiply(i),void 0!==r?(hl.x=s*cl.x-r*cl.y,hl.y=r*cl.x+s*cl.y):hl.copy(cl),e.copy(t),e.x+=hl.x,e.y+=hl.y,e.applyMatrix4(ul)}const yl=new Vn,Ml=new Vn;class Sl extends Wi{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let e=0,n=t.length;e<n;e++){const n=t[e];this.addLevel(n.object.clone(),n.distance,n.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let i=t[n].distance;if(t[n].object.visible&&(i-=i*t[n].hysteresis),e<i)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){yl.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(yl);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){yl.setFromMatrixPosition(e.matrixWorld),Ml.setFromMatrixPosition(this.matrixWorld);const n=yl.distanceTo(Ml)/e.zoom;let i,r;for(t[0].object.visible=!0,i=1,r=t.length;i<r;i++){let e=t[i].distance;if(t[i].object.visible&&(e-=e*t[i].hysteresis),!(n>=e))break;t[i-1].object.visible=!1,t[i].object.visible=!0}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let e=0,i=n.length;e<i;e++){const i=n[e];t.object.levels.push({object:i.object.uuid,distance:i.distance,hysteresis:i.hysteresis})}return t}}const bl=new Vn,Tl=new zn,wl=new zn,El=new Vn,Al=new xi,Rl=new Vn,Cl=new hi,Pl=new xi,Ll=new _i;class Il extends Yr{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new xi,this.bindMatrixInverse=new xi,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;null===this.boundingBox&&(this.boundingBox=new Xn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)Rl.fromBufferAttribute(t,e),this.applyBoneTransform(e,Rl),this.boundingBox.expandByPoint(Rl)}computeBoundingSphere(){const e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new hi),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let e=0;e<t.count;e++)Rl.fromBufferAttribute(t,e),this.applyBoneTransform(e,Rl),this.boundingSphere.expandByPoint(Rl)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,i=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),Cl.copy(this.boundingSphere),Cl.applyMatrix4(i),!1!==e.ray.intersectsSphere(Cl)&&(Pl.copy(i).invert(),Ll.copy(e.ray).applyMatrix4(Pl),null!==this.boundingBox&&!1===Ll.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Ll)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new zn,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const i=1/e.manhattanLength();Infinity!==i?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;Tl.fromBufferAttribute(i.attributes.skinIndex,e),wl.fromBufferAttribute(i.attributes.skinWeight,e),bl.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){const i=wl.getComponent(e);if(0!==i){const r=Tl.getComponent(e);Al.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),t.addScaledVector(El.copy(bl).applyMatrix4(Al),i)}}return t.applyMatrix4(this.bindMatrixInverse)}boneTransform(e,t){return console.warn("THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151."),this.applyBoneTransform(e,t)}}class Dl extends Wi{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Ul extends Fn{constructor(e=null,t=1,n=1,i,r,s,a,o,l=1003,c=1003,h,u){super(null,s,a,o,l,c,i,r,h,u),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Nl=new xi,Ol=new xi;class Fl{constructor(e=[],t=[]){this.uuid=sn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new xi)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new xi;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let i=0,r=e.length;i<r;i++){const r=e[i]?e[i].matrixWorld:Ol;Nl.multiplyMatrices(r,t[i]),Nl.toArray(n,16*i)}null!==i&&(i.needsUpdate=!0)}clone(){return new Fl(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=hn(e),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Ul(t,e,e,Qe,qe);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this.boneTextureSize=e,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const i=e.bones[n];let r=t[i];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),r=new Dl),this.bones.push(r),this.boneInverses.push((new xi).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const r=t[i];e.bones.push(r.uuid);const s=n[i];e.boneInverses.push(s.toArray())}return e}}class zl extends xr{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Bl=new xi,kl=new xi,Hl=[],Gl=new Xn,Vl=new xi,Wl=new Yr,jl=new hi;class Xl extends Yr{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new zl(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let e=0;e<n;e++)this.setMatrixAt(e,Vl)}computeBoundingBox(){const e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new Xn),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Bl),Gl.copy(e.boundingBox).applyMatrix4(Bl),this.boundingBox.union(Gl)}computeBoundingSphere(){const e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new hi),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Bl),jl.copy(e.boundingSphere).applyMatrix4(Bl),this.boundingSphere.union(jl)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}raycast(e,t){const n=this.matrixWorld,i=this.count;if(Wl.geometry=this.geometry,Wl.material=this.material,void 0!==Wl.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),jl.copy(this.boundingSphere),jl.applyMatrix4(n),!1!==e.ray.intersectsSphere(jl)))for(let r=0;r<i;r++){this.getMatrixAt(r,Bl),kl.multiplyMatrices(n,Bl),Wl.matrixWorld=kl,Wl.raycast(e,Hl);for(let e=0,n=Hl.length;e<n;e++){const n=Hl[e];n.instanceId=r,n.object=this,t.push(n)}Hl.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new zl(new Float32Array(3*this.instanceMatrix.count),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}class ql extends rr{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new cr(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const Yl=new Vn,Zl=new Vn,Kl=new xi,Jl=new _i,Ql=new hi;class $l extends Wi{constructor(e=new Pr,t=new ql){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,i=t.count;e<i;e++)Yl.fromBufferAttribute(t,e-1),Zl.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=Yl.distanceTo(Zl);e.setAttribute("lineDistance",new Sr(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ql.copy(n.boundingSphere),Ql.applyMatrix4(i),Ql.radius+=r,!1===e.ray.intersectsSphere(Ql))return;Kl.copy(i).invert(),Jl.copy(e.ray).applyMatrix4(Kl);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new Vn,c=new Vn,h=new Vn,u=new Vn,d=this.isLineSegments?2:1,p=n.index,m=n.attributes.position;if(null!==p){for(let n=Math.max(0,s.start),i=Math.min(p.count,s.start+s.count)-1;n<i;n+=d){const i=p.getX(n),r=p.getX(n+1);l.fromBufferAttribute(m,i),c.fromBufferAttribute(m,r);if(Jl.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const s=e.ray.origin.distanceTo(u);s<e.near||s>e.far||t.push({distance:s,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(m.count,s.start+s.count)-1;n<i;n+=d){l.fromBufferAttribute(m,n),c.fromBufferAttribute(m,n+1);if(Jl.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const i=e.ray.origin.distanceTo(u);i<e.near||i>e.far||t.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}const ec=new Vn,tc=new Vn;class nc extends $l{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,i=t.count;e<i;e+=2)ec.fromBufferAttribute(t,e),tc.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+ec.distanceTo(tc);e.setAttribute("lineDistance",new Sr(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class ic extends $l{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class rc extends rr{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new cr(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const sc=new xi,ac=new _i,oc=new hi,lc=new Vn;class cc extends Wi{constructor(e=new Pr,t=new rc){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),oc.copy(n.boundingSphere),oc.applyMatrix4(i),oc.radius+=r,!1===e.ray.intersectsSphere(oc))return;sc.copy(i).invert(),ac.copy(e.ray).applyMatrix4(sc);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=n.index,c=n.attributes.position;if(null!==l){for(let n=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);n<r;n++){const r=l.getX(n);lc.fromBufferAttribute(c,r),hc(lc,r,o,i,e,t,this)}}else{for(let n=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);n<r;n++)lc.fromBufferAttribute(c,n),hc(lc,n,o,i,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function hc(e,t,n,i,r,s,a){const o=ac.distanceSqToPoint(e);if(o<n){const n=new Vn;ac.closestPointToPoint(e,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:t,face:null,object:a})}}class uc extends Fn{constructor(e,t,n,i,r,s,a,o,l){super(e,t,n,i,r,s,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==s?s:ke,this.magFilter=void 0!==r?r:ke,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){c.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class dc extends Fn{constructor(e,t,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class pc extends Fn{constructor(e,t,n,i,r,s,a,o,l){super(e,t,n,i,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class mc{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),r=0;t.push(0);for(let s=1;s<=e;s++)n=this.getPoint(s/e),r+=n.distanceTo(i),t.push(r),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const r=n.length;let s;s=t||e*n[r-1];let a,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),a=n[i]-s,a<0)o=i+1;else{if(!(a>0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(e,t){const n=1e-4;let i=e-n,r=e+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=t||(s.isVector2?new fn:new Vn);return o.copy(a).sub(s).normalize(),o}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new Vn,i=[],r=[],s=[],a=new Vn,o=new xi;for(let t=0;t<=e;t++){const n=t/e;i[t]=this.getTangentAt(n,new Vn)}r[0]=new Vn,s[0]=new Vn;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),s[t]=s[t-1].clone(),a.crossVectors(i[t-1],i[t]),a.length()>Number.EPSILON){a.normalize();const e=Math.acos(an(i[t-1].dot(i[t]),-1,1));r[t].applyMatrix4(o.makeRotationAxis(a,e))}s[t].crossVectors(i[t],r[t])}if(!0===t){let t=Math.acos(an(r[0].dot(r[e]),-1,1));t/=e,i[0].dot(a.crossVectors(r[0],r[e]))>0&&(t=-t);for(let n=1;n<=e;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],t*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class fc extends mc{constructor(e=0,t=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(e,t){const n=t||new fn,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(r=s?0:i),!0!==this.aClockwise||s||(r===i?r=-i:r-=i);const a=this.aStartAngle+e*r;let o=this.aX+this.xRadius*Math.cos(a),l=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=o-this.aX,i=l-this.aY;o=n*e-i*t+this.aX,l=n*t+i*e+this.aY}return n.set(o,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class gc extends fc{constructor(e,t,n,i,r,s){super(e,t,n,n,i,r,s),this.isArcCurve=!0,this.type="ArcCurve"}}function vc(){let e=0,t=0,n=0,i=0;function r(r,s,a,o){e=r,t=a,n=-3*r+3*s-2*a-o,i=2*r-2*s+a+o}return{initCatmullRom:function(e,t,n,i,s){r(t,n,s*(n-e),s*(i-t))},initNonuniformCatmullRom:function(e,t,n,i,s,a,o){let l=(t-e)/s-(n-e)/(s+a)+(n-t)/a,c=(n-t)/a-(i-t)/(a+o)+(i-n)/o;l*=a,c*=a,r(t,n,l,c)},calc:function(r){const s=r*r;return e+t*r+n*s+i*(s*r)}}}const _c=new Vn,xc=new vc,yc=new vc,Mc=new vc;class Sc extends mc{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new Vn){const n=t,i=this.points,r=i.length,s=(r-(this.closed?0:1))*e;let a,o,l=Math.floor(s),c=s-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(_c.subVectors(i[0],i[1]).add(i[0]),a=_c);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2<r?o=i[(l+2)%r]:(_c.subVectors(i[r-1],i[r-2]).add(i[r-1]),o=_c),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(a.distanceToSquared(h),e),n=Math.pow(h.distanceToSquared(u),e),i=Math.pow(u.distanceToSquared(o),e);n<1e-4&&(n=1),t<1e-4&&(t=n),i<1e-4&&(i=n),xc.initNonuniformCatmullRom(a.x,h.x,u.x,o.x,t,n,i),yc.initNonuniformCatmullRom(a.y,h.y,u.y,o.y,t,n,i),Mc.initNonuniformCatmullRom(a.z,h.z,u.z,o.z,t,n,i)}else"catmullrom"===this.curveType&&(xc.initCatmullRom(a.x,h.x,u.x,o.x,this.tension),yc.initCatmullRom(a.y,h.y,u.y,o.y,this.tension),Mc.initCatmullRom(a.z,h.z,u.z,o.z,this.tension));return n.set(xc.calc(c),yc.calc(c),Mc.calc(c)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new Vn).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function bc(e,t,n,i,r){const s=.5*(i-t),a=.5*(r-n),o=e*e;return(2*n-2*i+s+a)*(e*o)+(-3*n+3*i-2*s-a)*o+s*e+n}function Tc(e,t,n,i){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,i)}function wc(e,t,n,i,r){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,i)+function(e,t){return e*e*e*t}(e,r)}class Ec extends mc{constructor(e=new fn,t=new fn,n=new fn,i=new fn){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new fn){const n=t,i=this.v0,r=this.v1,s=this.v2,a=this.v3;return n.set(wc(e,i.x,r.x,s.x,a.x),wc(e,i.y,r.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ac extends mc{constructor(e=new Vn,t=new Vn,n=new Vn,i=new Vn){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new Vn){const n=t,i=this.v0,r=this.v1,s=this.v2,a=this.v3;return n.set(wc(e,i.x,r.x,s.x,a.x),wc(e,i.y,r.y,s.y,a.y),wc(e,i.z,r.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Rc extends mc{constructor(e=new fn,t=new fn){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new fn){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new fn){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Cc extends mc{constructor(e=new Vn,t=new Vn){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new Vn){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Vn){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Pc extends mc{constructor(e=new fn,t=new fn,n=new fn){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new fn){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(Tc(e,i.x,r.x,s.x),Tc(e,i.y,r.y,s.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Lc extends mc{constructor(e=new Vn,t=new Vn,n=new Vn){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new Vn){const n=t,i=this.v0,r=this.v1,s=this.v2;return n.set(Tc(e,i.x,r.x,s.x),Tc(e,i.y,r.y,s.y),Tc(e,i.z,r.z,s.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Ic extends mc{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new fn){const n=t,i=this.points,r=(i.length-1)*e,s=Math.floor(r),a=r-s,o=i[0===s?s:s-1],l=i[s],c=i[s>i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(bc(a,o.x,l.x,c.x,h.x),bc(a,o.y,l.y,c.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new fn).fromArray(n))}return this}}var Dc=Object.freeze({__proto__:null,ArcCurve:gc,CatmullRomCurve3:Sc,CubicBezierCurve:Ec,CubicBezierCurve3:Ac,EllipseCurve:fc,LineCurve:Rc,LineCurve3:Cc,QuadraticBezierCurve:Pc,QuadraticBezierCurve3:Lc,SplineCurve:Ic});class Uc extends mc{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);e.equals(t)||this.curves.push(new Rc(t,e))}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=n){const e=i[r]-n,s=this.curves[r],a=s.getLength(),o=0===a?0:1-e/a;return s.getPointAt(o,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const s=r[i],a=s.isEllipseCurve?2*e:s.isLineCurve||s.isLineCurve3?1:s.isSplineCurve?e*s.points.length:e,o=s.getPoints(a);for(let e=0;e<o.length;e++){const i=o[e];n&&n.equals(i)||(t.push(i),n=i)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new Dc[n.type]).fromJSON(n))}return this}}class Nc extends Uc{constructor(e){super(),this.type="Path",this.currentPoint=new fn,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Rc(this.currentPoint.clone(),new fn(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const r=new Pc(this.currentPoint.clone(),new fn(e,t),new fn(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,r,s){const a=new Ec(this.currentPoint.clone(),new fn(e,t),new fn(n,i),new fn(r,s));return this.curves.push(a),this.currentPoint.set(r,s),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Ic(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,r,s){const a=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(e+a,t+o,n,i,r,s),this}absarc(e,t,n,i,r,s){return this.absellipse(e,t,n,n,i,r,s),this}ellipse(e,t,n,i,r,s,a,o){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+l,t+c,n,i,r,s,a,o),this}absellipse(e,t,n,i,r,s,a,o){const l=new fc(e,t,n,i,r,s,a,o);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Oc extends Pr{constructor(e=[new fn(0,-.5),new fn(.5,0),new fn(0,.5)],t=12,n=0,i=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=an(i,0,2*Math.PI);const r=[],s=[],a=[],o=[],l=[],c=1/t,h=new Vn,u=new fn,d=new Vn,p=new Vn,m=new Vn;let f=0,g=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:f=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-f,d.z=0*g,m.copy(d),d.normalize(),o.push(d.x,d.y,d.z);break;case e.length-1:o.push(m.x,m.y,m.z);break;default:f=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-f,d.z=0*g,p.copy(d),d.x+=m.x,d.y+=m.y,d.z+=m.z,d.normalize(),o.push(d.x,d.y,d.z),m.copy(p)}for(let r=0;r<=t;r++){const d=n+r*c*i,p=Math.sin(d),m=Math.cos(d);for(let n=0;n<=e.length-1;n++){h.x=e[n].x*p,h.y=e[n].y,h.z=e[n].x*m,s.push(h.x,h.y,h.z),u.x=r/t,u.y=n/(e.length-1),a.push(u.x,u.y);const i=o[3*n+0]*p,c=o[3*n+1],d=o[3*n+0]*m;l.push(i,c,d)}}for(let n=0;n<t;n++)for(let t=0;t<e.length-1;t++){const i=t+n*e.length,s=i,a=i+e.length,o=i+e.length+1,l=i+1;r.push(s,a,l),r.push(o,l,a)}this.setIndex(r),this.setAttribute("position",new Sr(s,3)),this.setAttribute("uv",new Sr(a,2)),this.setAttribute("normal",new Sr(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Oc(e.points,e.segments,e.phiStart,e.phiLength)}}class Fc extends Oc{constructor(e=1,t=1,n=4,i=8){const r=new Nc;r.absarc(0,-t/2,e,1.5*Math.PI,0),r.absarc(0,t/2,e,0,.5*Math.PI),super(r.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,height:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new Fc(e.radius,e.length,e.capSegments,e.radialSegments)}}class zc extends Pr{constructor(e=1,t=32,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const r=[],s=[],a=[],o=[],l=new Vn,c=new fn;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=t;r++,h+=3){const u=n+r/t*i;l.x=e*Math.cos(u),l.y=e*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/e+1)/2,c.y=(s[h+1]/e+1)/2,o.push(c.x,c.y)}for(let e=1;e<=t;e++)r.push(e,e+1,0);this.setIndex(r),this.setAttribute("position",new Sr(s,3)),this.setAttribute("normal",new Sr(a,3)),this.setAttribute("uv",new Sr(o,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new zc(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Bc extends Pr{constructor(e=1,t=1,n=1,i=32,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const m=[],f=n/2;let g=0;function v(n){const r=p,s=new fn,m=new Vn;let v=0;const _=!0===n?e:t,x=!0===n?1:-1;for(let e=1;e<=i;e++)h.push(0,f*x,0),u.push(0,x,0),d.push(.5,.5),p++;const y=p;for(let e=0;e<=i;e++){const t=e/i*o+a,n=Math.cos(t),r=Math.sin(t);m.x=_*r,m.y=f*x,m.z=_*n,h.push(m.x,m.y,m.z),u.push(0,x,0),s.x=.5*n+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let e=0;e<i;e++){const t=r+e,i=y+e;!0===n?c.push(i,i+1,t):c.push(i+1,i,t),v+=3}l.addGroup(g,v,!0===n?1:2),g+=v}!function(){const s=new Vn,v=new Vn;let _=0;const x=(t-e)/n;for(let l=0;l<=r;l++){const c=[],g=l/r,_=g*(t-e)+e;for(let e=0;e<=i;e++){const t=e/i,r=t*o+a,l=Math.sin(r),m=Math.cos(r);v.x=_*l,v.y=-g*n+f,v.z=_*m,h.push(v.x,v.y,v.z),s.set(l,x,m).normalize(),u.push(s.x,s.y,s.z),d.push(t,1-g),c.push(p++)}m.push(c)}for(let e=0;e<i;e++)for(let t=0;t<r;t++){const n=m[t][e],i=m[t+1][e],r=m[t+1][e+1],s=m[t][e+1];c.push(n,i,s),c.push(i,r,s),_+=6}l.addGroup(g,_,0),g+=_}(),!1===s&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Sr(h,3)),this.setAttribute("normal",new Sr(u,3)),this.setAttribute("uv",new Sr(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Bc(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class kc extends Bc{constructor(e=1,t=1,n=32,i=1,r=!1,s=0,a=2*Math.PI){super(0,e,t,n,i,r,s,a),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(e){return new kc(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Hc extends Pr{constructor(e=[],t=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:i};const r=[],s=[];function a(e,t,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const a=e.clone().lerp(n,i/r),o=t.clone().lerp(n,i/r),l=r-i;for(let e=0;e<=l;e++)s[i][e]=0===e&&i===r?a:a.clone().lerp(o,e/l)}for(let e=0;e<r;e++)for(let t=0;t<2*(r-e)-1;t++){const n=Math.floor(t/2);t%2==0?(o(s[e][n+1]),o(s[e+1][n]),o(s[e][n])):(o(s[e][n+1]),o(s[e+1][n+1]),o(s[e+1][n]))}}function o(e){r.push(e.x,e.y,e.z)}function l(t,n){const i=3*t;n.x=e[i+0],n.y=e[i+1],n.z=e[i+2]}function c(e,t,n,i){i<0&&1===e.x&&(s[t]=e.x-1),0===n.x&&0===n.z&&(s[t]=i/2/Math.PI+.5)}function h(e){return Math.atan2(e.z,-e.x)}!function(e){const n=new Vn,i=new Vn,r=new Vn;for(let s=0;s<t.length;s+=3)l(t[s+0],n),l(t[s+1],i),l(t[s+2],r),a(n,i,r,e)}(i),function(e){const t=new Vn;for(let n=0;n<r.length;n+=3)t.x=r[n+0],t.y=r[n+1],t.z=r[n+2],t.normalize().multiplyScalar(e),r[n+0]=t.x,r[n+1]=t.y,r[n+2]=t.z}(n),function(){const e=new Vn;for(let n=0;n<r.length;n+=3){e.x=r[n+0],e.y=r[n+1],e.z=r[n+2];const i=h(e)/2/Math.PI+.5,a=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);s.push(i,1-a)}var t;(function(){const e=new Vn,t=new Vn,n=new Vn,i=new Vn,a=new fn,o=new fn,l=new fn;for(let u=0,d=0;u<r.length;u+=9,d+=6){e.set(r[u+0],r[u+1],r[u+2]),t.set(r[u+3],r[u+4],r[u+5]),n.set(r[u+6],r[u+7],r[u+8]),a.set(s[d+0],s[d+1]),o.set(s[d+2],s[d+3]),l.set(s[d+4],s[d+5]),i.copy(e).add(t).add(n).divideScalar(3);const p=h(i);c(a,d+0,e,p),c(o,d+2,t,p),c(l,d+4,n,p)}})(),function(){for(let e=0;e<s.length;e+=6){const t=s[e+0],n=s[e+2],i=s[e+4],r=Math.max(t,n,i),a=Math.min(t,n,i);r>.9&&a<.1&&(t<.2&&(s[e+0]+=1),n<.2&&(s[e+2]+=1),i<.2&&(s[e+4]+=1))}}()}(),this.setAttribute("position",new Sr(r,3)),this.setAttribute("normal",new Sr(r.slice(),3)),this.setAttribute("uv",new Sr(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Hc(e.vertices,e.indices,e.radius,e.details)}}class Gc extends Hc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Gc(e.radius,e.detail)}}const Vc=new Vn,Wc=new Vn,jc=new Vn,Xc=new nr;class qc extends Pr{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const n=4,i=Math.pow(10,n),r=Math.cos(nn*t),s=e.getIndex(),a=e.getAttribute("position"),o=s?s.count:a.count,l=[0,0,0],c=["a","b","c"],h=new Array(3),u={},d=[];for(let 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exist"),e.clone().addScaledVector(t,n)}const R=b.length,C=w.length;function P(e,t,n){let i,r,s;const a=e.x-t.x,o=e.y-t.y,l=n.x-e.x,c=n.y-e.y,h=a*a+o*o,u=a*c-o*l;if(Math.abs(u)>Number.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=t.x-o/u,m=t.y+a/u,f=((n.x-c/d-p)*c-(n.y+l/d-m)*l)/(a*c-o*l);i=p+a*f-e.x,r=m+o*f-e.y;const g=i*i+r*r;if(g<=2)return new fn(i,r);s=Math.sqrt(g/2)}else{let e=!1;a>Number.EPSILON?l>Number.EPSILON&&(e=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(e=!0):Math.sign(o)===Math.sign(c)&&(e=!0),e?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new fn(i/s,r/s)}const L=[];for(let e=0,t=E.length,n=t-1,i=e+1;e<t;e++,n++,i++)n===t&&(n=0),i===t&&(i=0),L[e]=P(E[e],E[n],E[i]);const I=[];let D,U=L.concat();for(let e=0,t=T.length;e<t;e++){const t=T[e];D=[];for(let e=0,n=t.length,i=n-1,r=e+1;e<n;e++,i++,r++)i===n&&(i=0),r===n&&(r=0),D[e]=P(t[e],t[i],t[r]);I.push(D),U=U.concat(D)}for(let e=0;e<p;e++){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=E.length;e<t;e++){const t=A(E[e],L[e],i);F(t.x,t.y,-n)}for(let e=0,t=T.length;e<t;e++){const t=T[e];D=I[e];for(let e=0,r=t.length;e<r;e++){const r=A(t[e],D[e],i);F(r.x,r.y,-n)}}}const N=u+d;for(let e=0;e<R;e++){const t=c?A(b[e],U[e],N):b[e];M?(x.copy(v.normals[0]).multiplyScalar(t.x),_.copy(v.binormals[0]).multiplyScalar(t.y),y.copy(g[0]).add(x).add(_),F(y.x,y.y,y.z)):F(t.x,t.y,0)}for(let e=1;e<=o;e++)for(let t=0;t<R;t++){const n=c?A(b[t],U[t],N):b[t];M?(x.copy(v.normals[e]).multiplyScalar(n.x),_.copy(v.binormals[e]).multiplyScalar(n.y),y.copy(g[e]).add(x).add(_),F(y.x,y.y,y.z)):F(n.x,n.y,l/o*e)}for(let e=p-1;e>=0;e--){const t=e/p,n=h*Math.cos(t*Math.PI/2),i=u*Math.sin(t*Math.PI/2)+d;for(let e=0,t=E.length;e<t;e++){const t=A(E[e],L[e],i);F(t.x,t.y,l+n)}for(let e=0,t=T.length;e<t;e++){const t=T[e];D=I[e];for(let e=0,r=t.length;e<r;e++){const r=A(t[e],D[e],i);M?F(r.x,r.y+g[o-1].y,g[o-1].x+n):F(r.x,r.y,l+n)}}}function O(e,t){let n=e.length;for(;--n>=0;){const i=n;let r=n-1;r<0&&(r=e.length-1);for(let e=0,n=o+2*p;e<n;e++){const n=R*e,s=R*(e+1);B(t+i+n,t+r+n,t+r+s,t+i+s)}}}function F(e,t,n){s.push(e),s.push(t),s.push(n)}function z(e,t,r){k(e),k(t),k(r);const s=i.length/3,a=f.generateTopUV(n,i,s-3,s-2,s-1);H(a[0]),H(a[1]),H(a[2])}function B(e,t,r,s){k(e),k(t),k(s),k(t),k(r),k(s);const a=i.length/3,o=f.generateSideWallUV(n,i,a-6,a-3,a-2,a-1);H(o[0]),H(o[1]),H(o[3]),H(o[1]),H(o[2]),H(o[3])}function k(e){i.push(s[3*e+0]),i.push(s[3*e+1]),i.push(s[3*e+2])}function H(e){r.push(e.x),r.push(e.y)}!function(){const e=i.length/3;if(c){let e=0,t=R*e;for(let e=0;e<C;e++){const n=w[e];z(n[2]+t,n[1]+t,n[0]+t)}e=o+2*p,t=R*e;for(let e=0;e<C;e++){const n=w[e];z(n[0]+t,n[1]+t,n[2]+t)}}else{for(let e=0;e<C;e++){const t=w[e];z(t[2],t[1],t[0])}for(let e=0;e<C;e++){const t=w[e];z(t[0]+R*o,t[1]+R*o,t[2]+R*o)}}n.addGroup(e,i.length/3-e,0)}(),function(){const e=i.length/3;let t=0;O(E,t),t+=E.length;for(let e=0,n=T.length;e<n;e++){const n=T[e];O(n,t),t+=n.length}n.addGroup(e,i.length/3-e,1)}()}this.setAttribute("position",new Sr(i,3)),this.setAttribute("uv",new Sr(r,2)),this.computeVertexNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t,n){if(n.shapes=[],Array.isArray(e))for(let t=0,i=e.length;t<i;t++){const i=e[t];n.shapes.push(i.uuid)}else n.shapes.push(e.uuid);n.options=Object.assign({},t),void 0!==t.extrudePath&&(n.options.extrudePath=t.extrudePath.toJSON());return n}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}const i=e.options.extrudePath;return void 0!==i&&(e.options.extrudePath=(new Dc[i.type]).fromJSON(i)),new bh(n,e.options)}}const Th={generateTopUV:function(e,t,n,i,r){const s=t[3*n],a=t[3*n+1],o=t[3*i],l=t[3*i+1],c=t[3*r],h=t[3*r+1];return[new fn(s,a),new fn(o,l),new fn(c,h)]},generateSideWallUV:function(e,t,n,i,r,s){const a=t[3*n],o=t[3*n+1],l=t[3*n+2],c=t[3*i],h=t[3*i+1],u=t[3*i+2],d=t[3*r],p=t[3*r+1],m=t[3*r+2],f=t[3*s],g=t[3*s+1],v=t[3*s+2];return Math.abs(o-h)<Math.abs(a-c)?[new fn(a,1-l),new fn(c,1-u),new fn(d,1-m),new fn(f,1-v)]:[new fn(o,1-l),new fn(h,1-u),new fn(p,1-m),new fn(g,1-v)]}};class wh extends Hc{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2;super([-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new wh(e.radius,e.detail)}}class Eh extends Hc{constructor(e=1,t=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Eh(e.radius,e.detail)}}class Ah extends Pr{constructor(e=.5,t=1,n=32,i=1,r=0,s=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:s},n=Math.max(3,n);const a=[],o=[],l=[],c=[];let h=e;const u=(t-e)/(i=Math.max(1,i)),d=new Vn,p=new fn;for(let e=0;e<=i;e++){for(let e=0;e<=n;e++){const i=r+e/n*s;d.x=h*Math.cos(i),d.y=h*Math.sin(i),o.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,c.push(p.x,p.y)}h+=u}for(let e=0;e<i;e++){const t=e*(n+1);for(let e=0;e<n;e++){const i=e+t,r=i,s=i+n+1,o=i+n+2,l=i+1;a.push(r,s,l),a.push(s,o,l)}}this.setIndex(a),this.setAttribute("position",new Sr(o,3)),this.setAttribute("normal",new Sr(l,3)),this.setAttribute("uv",new Sr(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ah(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Rh extends Pr{constructor(e=new Yc([new fn(0,.5),new fn(-.5,-.5),new fn(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],r=[],s=[];let a=0,o=0;if(!1===Array.isArray(e))l(e);else for(let t=0;t<e.length;t++)l(e[t]),this.addGroup(a,o,t),a+=o,o=0;function l(e){const a=i.length/3,l=e.extractPoints(t);let c=l.shape;const h=l.holes;!1===yh.isClockWise(c)&&(c=c.reverse());for(let e=0,t=h.length;e<t;e++){const t=h[e];!0===yh.isClockWise(t)&&(h[e]=t.reverse())}const u=yh.triangulateShape(c,h);for(let e=0,t=h.length;e<t;e++){const t=h[e];c=c.concat(t)}for(let e=0,t=c.length;e<t;e++){const t=c[e];i.push(t.x,t.y,0),r.push(0,0,1),s.push(t.x,t.y)}for(let e=0,t=u.length;e<t;e++){const t=u[e],i=t[0]+a,r=t[1]+a,s=t[2]+a;n.push(i,r,s),o+=3}}this.setIndex(n),this.setAttribute("position",new Sr(i,3)),this.setAttribute("normal",new Sr(r,3)),this.setAttribute("uv",new Sr(s,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let n=0,i=e.length;n<i;n++){const i=e[n];t.shapes.push(i.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const r=t[e.shapes[i]];n.push(r)}return new Rh(n,e.curveSegments)}}class Ch extends Pr{constructor(e=1,t=32,n=16,i=0,r=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:r,thetaStart:s,thetaLength:a},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const o=Math.min(s+a,Math.PI);let l=0;const c=[],h=new Vn,u=new Vn,d=[],p=[],m=[],f=[];for(let d=0;d<=n;d++){const g=[],v=d/n;let _=0;0===d&&0===s?_=.5/t:d===n&&o===Math.PI&&(_=-.5/t);for(let n=0;n<=t;n++){const o=n/t;h.x=-e*Math.cos(i+o*r)*Math.sin(s+v*a),h.y=e*Math.cos(s+v*a),h.z=e*Math.sin(i+o*r)*Math.sin(s+v*a),p.push(h.x,h.y,h.z),u.copy(h).normalize(),m.push(u.x,u.y,u.z),f.push(o+_,1-v),g.push(l++)}c.push(g)}for(let e=0;e<n;e++)for(let i=0;i<t;i++){const t=c[e][i+1],r=c[e][i],a=c[e+1][i],l=c[e+1][i+1];(0!==e||s>0)&&d.push(t,r,l),(e!==n-1||o<Math.PI)&&d.push(r,a,l)}this.setIndex(d),this.setAttribute("position",new Sr(p,3)),this.setAttribute("normal",new Sr(m,3)),this.setAttribute("uv",new Sr(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ch(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Ph extends Hc{constructor(e=1,t=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ph(e.radius,e.detail)}}class Lh extends Pr{constructor(e=1,t=.4,n=12,i=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:r},n=Math.floor(n),i=Math.floor(i);const s=[],a=[],o=[],l=[],c=new Vn,h=new Vn,u=new Vn;for(let s=0;s<=n;s++)for(let d=0;d<=i;d++){const p=d/i*r,m=s/n*Math.PI*2;h.x=(e+t*Math.cos(m))*Math.cos(p),h.y=(e+t*Math.cos(m))*Math.sin(p),h.z=t*Math.sin(m),a.push(h.x,h.y,h.z),c.x=e*Math.cos(p),c.y=e*Math.sin(p),u.subVectors(h,c).normalize(),o.push(u.x,u.y,u.z),l.push(d/i),l.push(s/n)}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*e+t-1,r=(i+1)*(e-1)+t-1,a=(i+1)*(e-1)+t,o=(i+1)*e+t;s.push(n,r,o),s.push(r,a,o)}this.setIndex(s),this.setAttribute("position",new Sr(a,3)),this.setAttribute("normal",new Sr(o,3)),this.setAttribute("uv",new Sr(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Lh(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Ih extends Pr{constructor(e=1,t=.4,n=64,i=8,r=2,s=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:r,q:s},n=Math.floor(n),i=Math.floor(i);const a=[],o=[],l=[],c=[],h=new Vn,u=new Vn,d=new Vn,p=new Vn,m=new Vn,f=new Vn,g=new Vn;for(let a=0;a<=n;++a){const _=a/n*r*Math.PI*2;v(_,r,s,e,d),v(_+.01,r,s,e,p),f.subVectors(p,d),g.addVectors(p,d),m.crossVectors(f,g),g.crossVectors(m,f),m.normalize(),g.normalize();for(let e=0;e<=i;++e){const r=e/i*Math.PI*2,s=-t*Math.cos(r),p=t*Math.sin(r);h.x=d.x+(s*g.x+p*m.x),h.y=d.y+(s*g.y+p*m.y),h.z=d.z+(s*g.z+p*m.z),o.push(h.x,h.y,h.z),u.subVectors(h,d).normalize(),l.push(u.x,u.y,u.z),c.push(a/n),c.push(e/i)}}for(let e=1;e<=n;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,o=(i+1)*(e-1)+t;a.push(n,r,o),a.push(r,s,o)}function v(e,t,n,i,r){const s=Math.cos(e),a=Math.sin(e),o=n/t*e,l=Math.cos(o);r.x=i*(2+l)*.5*s,r.y=i*(2+l)*a*.5,r.z=i*Math.sin(o)*.5}this.setIndex(a),this.setAttribute("position",new Sr(o,3)),this.setAttribute("normal",new Sr(l,3)),this.setAttribute("uv",new Sr(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ih(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class Dh extends Pr{constructor(e=new Lc(new Vn(-1,-1,0),new Vn(-1,1,0),new Vn(1,1,0)),t=64,n=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r};const s=e.computeFrenetFrames(t,r);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals;const a=new Vn,o=new Vn,l=new fn;let c=new Vn;const h=[],u=[],d=[],p=[];function m(r){c=e.getPointAt(r/t,c);const l=s.normals[r],d=s.binormals[r];for(let e=0;e<=i;e++){const t=e/i*Math.PI*2,r=Math.sin(t),s=-Math.cos(t);o.x=s*l.x+r*d.x,o.y=s*l.y+r*d.y,o.z=s*l.z+r*d.z,o.normalize(),u.push(o.x,o.y,o.z),a.x=c.x+n*o.x,a.y=c.y+n*o.y,a.z=c.z+n*o.z,h.push(a.x,a.y,a.z)}}!function(){for(let e=0;e<t;e++)m(e);m(!1===r?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=i;n++)l.x=e/t,l.y=n/i,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=i;t++){const n=(i+1)*(e-1)+(t-1),r=(i+1)*e+(t-1),s=(i+1)*e+t,a=(i+1)*(e-1)+t;p.push(n,r,a),p.push(r,s,a)}}()}(),this.setIndex(p),this.setAttribute("position",new Sr(h,3)),this.setAttribute("normal",new Sr(u,3)),this.setAttribute("uv",new Sr(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new Dh((new Dc[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class Uh extends Pr{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,i=new Vn,r=new Vn;if(null!==e.index){const s=e.attributes.position,a=e.index;let o=e.groups;0===o.length&&(o=[{start:0,count:a.count,materialIndex:0}]);for(let e=0,l=o.length;e<l;++e){const l=o[e],c=l.start;for(let e=c,o=c+l.count;e<o;e+=3)for(let o=0;o<3;o++){const l=a.getX(e+o),c=a.getX(e+(o+1)%3);i.fromBufferAttribute(s,l),r.fromBufferAttribute(s,c),!0===Nh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const s=e.attributes.position;for(let e=0,a=s.count/3;e<a;e++)for(let a=0;a<3;a++){const o=3*e+a,l=3*e+(a+1)%3;i.fromBufferAttribute(s,o),r.fromBufferAttribute(s,l),!0===Nh(i,r,n)&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new Sr(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Nh(e,t,n){const i=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,r=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==n.has(i)&&!0!==n.has(r)&&(n.add(i),n.add(r),!0)}var Oh=Object.freeze({__proto__:null,BoxGeometry:Kr,CapsuleGeometry:Fc,CircleGeometry:zc,ConeGeometry:kc,CylinderGeometry:Bc,DodecahedronGeometry:Gc,EdgesGeometry:qc,ExtrudeGeometry:bh,IcosahedronGeometry:wh,LatheGeometry:Oc,OctahedronGeometry:Eh,PlaneGeometry:vs,PolyhedronGeometry:Hc,RingGeometry:Ah,ShapeGeometry:Rh,SphereGeometry:Ch,TetrahedronGeometry:Ph,TorusGeometry:Lh,TorusKnotGeometry:Ih,TubeGeometry:Dh,WireframeGeometry:Uh});class Fh extends rr{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new cr(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class zh extends ts{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Bh extends rr{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new cr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new cr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class kh extends Bh{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new fn(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return an(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new cr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=Infinity,this.attenuationColor=new cr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new cr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Hh extends rr{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new cr(16777215),this.specular=new cr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new cr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=xe,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Gh extends rr{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new cr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new cr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Vh extends rr{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Wh extends rr{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new cr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new cr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=xe,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class jh extends rr{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new cr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new fn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Xh extends ql{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function qh(e,t,n){return Zh(e)?new e.constructor(e.subarray(t,void 0!==n?n:e.length)):e.slice(t,n)}function Yh(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Zh(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Kh(e){const t=e.length,n=new Array(t);for(let e=0;e!==t;++e)n[e]=e;return n.sort((function(t,n){return e[t]-e[n]})),n}function Jh(e,t,n){const i=e.length,r=new e.constructor(i);for(let s=0,a=0;a!==i;++s){const i=n[s]*t;for(let n=0;n!==t;++n)r[a++]=e[i+n]}return r}function Qh(e,t,n,i){let r=1,s=e[0];for(;void 0!==s&&void 0===s[i];)s=e[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(t.push(s.time),n.push.apply(n,a)),s=e[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(t.push(s.time),a.toArray(n,n.length)),s=e[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(t.push(s.time),n.push(a)),s=e[r++]}while(void 0!==s)}const $h={arraySlice:qh,convertArray:Yh,isTypedArray:Zh,getKeyframeOrder:Kh,sortedArray:Jh,flattenJSON:Qh,subclip:function(e,t,n,i,r=30){const s=e.clone();s.name=t;const a=[];for(let e=0;e<s.tracks.length;++e){const t=s.tracks[e],o=t.getValueSize(),l=[],c=[];for(let e=0;e<t.times.length;++e){const s=t.times[e]*r;if(!(s<n||s>=i)){l.push(t.times[e]);for(let n=0;n<o;++n)c.push(t.values[e*o+n])}}0!==l.length&&(t.times=Yh(l,t.times.constructor),t.values=Yh(c,t.values.constructor),a.push(t))}s.tracks=a;let o=Infinity;for(let e=0;e<s.tracks.length;++e)o>s.tracks[e].times[0]&&(o=s.tracks[e].times[0]);for(let e=0;e<s.tracks.length;++e)s.tracks[e].shift(-1*o);return s.resetDuration(),s},makeClipAdditive:function(e,t=0,n=e,i=30){i<=0&&(i=30);const r=n.tracks.length,s=t/i;for(let t=0;t<r;++t){const i=n.tracks[t],r=i.ValueTypeName;if("bool"===r||"string"===r)continue;const a=e.tracks.find((function(e){return e.name===i.name&&e.ValueTypeName===r}));if(void 0===a)continue;let o=0;const l=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(o=l/3);let c=0;const h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=i.times.length-1;let d;if(s<=i.times[0]){const e=o,t=l-o;d=qh(i.values,e,t)}else if(s>=i.times[u]){const e=u*l+o,t=e+l-o;d=qh(i.values,e,t)}else{const e=i.createInterpolant(),t=o,n=l-o;e.evaluate(s),d=qh(e.resultBuffer,t,n)}if("quaternion"===r){(new Gn).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let e=0;e<p;++e){const t=e*h+c;if("quaternion"===r)Gn.multiplyQuaternionsFlat(a.values,t,d,0,a.values,t);else{const e=h-2*c;for(let n=0;n<e;++n)a.values[t+n]-=d[n]}}}return e.blendMode=kt,e}};class eu{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],r=t[n-1];e:{t:{let s;n:{i:if(!(e<i)){for(let s=n+2;;){if(void 0===i){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===s)break;if(r=i,i=t[++n],e<i)break t}s=t.length;break n}if(e>=r)break e;{const a=t[1];e<a&&(n=2,r=a);for(let s=n-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(n===s)break;if(i=r,r=t[--n-1],e>=r)break t}s=n,n=0}}for(;n<s;){const i=n+s>>>1;e<t[i]?s=i:n=i+1}if(i=t[n],r=t[n-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let e=0;e!==i;++e)t[e]=n[r+e];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class tu extends eu{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ot,endingEnd:Ot}}intervalChanged_(e,t,n){const i=this.parameterPositions;let r=e-2,s=e+1,a=i[r],o=i[s];if(void 0===a)switch(this.getSettings_().endingStart){case Ft:r=e,a=2*t-n;break;case zt:r=i.length-2,a=t+i[r]-i[r+1];break;default:r=e,a=n}if(void 0===o)switch(this.getSettings_().endingEnd){case Ft:s=e,o=2*n-t;break;case zt:s=1,o=n+i[1]-i[0];break;default:s=e-1,o=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-a),this._weightNext=l/(o-n),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=e*a,l=o-a,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(n-t)/(i-t),m=p*p,f=m*p,g=-u*f+2*u*m-u*p,v=(1+u)*f+(-1.5-2*u)*m+(-.5+u)*p+1,_=(-1-d)*f+(1.5+d)*m+.5*p,x=d*f-d*m;for(let e=0;e!==a;++e)r[e]=g*s[c+e]+v*s[l+e]+_*s[o+e]+x*s[h+e];return r}}class nu extends eu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=e*a,l=o-a,c=(n-t)/(i-t),h=1-c;for(let e=0;e!==a;++e)r[e]=s[l+e]*h+s[o+e]*c;return r}}class iu extends eu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class ru{constructor(e,t,n,i){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Yh(t,this.TimeBufferType),this.values=Yh(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Yh(e.times,Array),values:Yh(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new iu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new nu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new tu(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Dt:t=this.InterpolantFactoryMethodDiscrete;break;case Ut:t=this.InterpolantFactoryMethodLinear;break;case Nt:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Dt;case this.InterpolantFactoryMethodLinear:return Ut;case this.InterpolantFactoryMethodSmooth:return Nt}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,s=i-1;for(;r!==i&&n[r]<e;)++r;for(;-1!==s&&n[s]>t;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const e=this.getValueSize();this.times=qh(n,r,s),this.values=qh(this.values,r*e,s*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let s=null;for(let t=0;t!==r;t++){const i=n[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,s),e=!1;break}s=i}if(void 0!==i&&Zh(i))for(let t=0,n=i.length;t!==n;++t){const n=i[t];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,n),e=!1;break}}return e}optimize(){const e=qh(this.times),t=qh(this.values),n=this.getValueSize(),i=this.getInterpolation()===Nt,r=e.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=e[a];if(o!==e[a+1]&&(1!==a||o!==e[0]))if(i)r=!0;else{const e=a*n,i=e-n,s=e+n;for(let a=0;a!==n;++a){const n=t[e+a];if(n!==t[i+a]||n!==t[s+a]){r=!0;break}}}if(r){if(a!==s){e[s]=e[a];const i=a*n,r=s*n;for(let e=0;e!==n;++e)t[r+e]=t[i+e]}++s}}if(r>0){e[s]=e[r];for(let e=r*n,i=s*n,a=0;a!==n;++a)t[i+a]=t[e+a];++s}return s!==e.length?(this.times=qh(e,0,s),this.values=qh(t,0,s*n)):(this.times=e,this.values=t),this}clone(){const e=qh(this.times,0),t=qh(this.values,0),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}ru.prototype.TimeBufferType=Float32Array,ru.prototype.ValueBufferType=Float32Array,ru.prototype.DefaultInterpolation=Ut;class su extends ru{}su.prototype.ValueTypeName="bool",su.prototype.ValueBufferType=Array,su.prototype.DefaultInterpolation=Dt,su.prototype.InterpolantFactoryMethodLinear=void 0,su.prototype.InterpolantFactoryMethodSmooth=void 0;class au extends ru{}au.prototype.ValueTypeName="color";class ou extends ru{}ou.prototype.ValueTypeName="number";class lu extends eu{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-t)/(i-t);let l=e*a;for(let e=l+a;l!==e;l+=4)Gn.slerpFlat(r,0,s,l-a,s,l,o);return r}}class cu extends ru{InterpolantFactoryMethodLinear(e){return new lu(this.times,this.values,this.getValueSize(),e)}}cu.prototype.ValueTypeName="quaternion",cu.prototype.DefaultInterpolation=Ut,cu.prototype.InterpolantFactoryMethodSmooth=void 0;class hu extends ru{}hu.prototype.ValueTypeName="string",hu.prototype.ValueBufferType=Array,hu.prototype.DefaultInterpolation=Dt,hu.prototype.InterpolantFactoryMethodLinear=void 0,hu.prototype.InterpolantFactoryMethodSmooth=void 0;class uu extends ru{}uu.prototype.ValueTypeName="vector";class du{constructor(e,t=-1,n,i=2500){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=sn(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let e=0,r=n.length;e!==r;++e)t.push(pu(n[e]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let e=0,i=n.length;e!==i;++e)t.push(ru.toJSON(n[e]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const r=t.length,s=[];for(let e=0;e<r;e++){let a=[],o=[];a.push((e+r-1)%r,e,(e+1)%r),o.push(0,1,0);const l=Kh(a);a=Jh(a,1,l),o=Jh(o,1,l),i||0!==a[0]||(a.push(r),o.push(o[0])),s.push(new ou(".morphTargetInfluences["+t[e].name+"]",a,o).scale(1/n))}return new this(e,-1,s)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const t=e;n=t.geometry&&t.geometry.animations||t.animations}for(let e=0;e<n.length;e++)if(n[e].name===t)return n[e];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let t=0,n=e.length;t<n;t++){const n=e[t],s=n.name.match(r);if(s&&s.length>1){const e=s[1];let t=i[e];t||(i[e]=t=[]),t.push(n)}}const s=[];for(const e in i)s.push(this.CreateFromMorphTargetSequence(e,i[e],t,n));return s}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,i,r){if(0!==n.length){const s=[],a=[];Qh(n,s,a,i),0!==s.length&&r.push(new e(t,s,a))}},i=[],r=e.name||"default",s=e.fps||30,a=e.blendMode;let o=e.length||-1;const l=e.hierarchy||[];for(let e=0;e<l.length;e++){const r=l[e].keys;if(r&&0!==r.length)if(r[0].morphTargets){const e={};let t;for(t=0;t<r.length;t++)if(r[t].morphTargets)for(let n=0;n<r[t].morphTargets.length;n++)e[r[t].morphTargets[n]]=-1;for(const n in e){const e=[],s=[];for(let i=0;i!==r[t].morphTargets.length;++i){const i=r[t];e.push(i.time),s.push(i.morphTarget===n?1:0)}i.push(new ou(".morphTargetInfluence["+n+"]",e,s))}o=e.length*s}else{const s=".bones["+t[e].name+"]";n(uu,s+".position",r,"pos",i),n(cu,s+".quaternion",r,"rot",i),n(uu,s+".scale",r,"scl",i)}}if(0===i.length)return null;return new this(r,o,i,a)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function pu(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ou;case"vector":case"vector2":case"vector3":case"vector4":return uu;case"color":return au;case"quaternion":return cu;case"bool":case"boolean":return su;case"string":return hu}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];Qh(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const mu={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class fu{constructor(e,t,n){const i=this;let r,s=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(e){o++,!1===s&&void 0!==i.onStart&&i.onStart(e,a,o),s=!0},this.itemEnd=function(e){a++,void 0!==i.onProgress&&i.onProgress(e,a,o),a===o&&(s=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(e){void 0!==i.onError&&i.onError(e)},this.resolveURL=function(e){return r?r(e):e},this.setURLModifier=function(e){return r=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){const t=l.indexOf(e);return-1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,n=l.length;t<n;t+=2){const n=l[t],i=l[t+1];if(n.global&&(n.lastIndex=0),n.test(e))return i}return null}}}const gu=new fu;class vu{constructor(e){this.manager=void 0!==e?e:gu,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise((function(i,r){n.load(e,i,t,r)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}vu.DEFAULT_MATERIAL_NAME="__DEFAULT";const _u={};class xu extends Error{constructor(e,t){super(e),this.response=t}}class yu extends vu{constructor(e){super(e)}load(e,t,n,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=mu.get(e);if(void 0!==r)return this.manager.itemStart(e),setTimeout((()=>{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==_u[e])return void _u[e].push({onLoad:t,onProgress:n,onError:i});_u[e]=[],_u[e].push({onLoad:t,onProgress:n,onError:i});const s=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(s).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;const n=_u[e],i=t.body.getReader(),r=t.headers.get("Content-Length")||t.headers.get("X-File-Size"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(e){!function t(){i.read().then((({done:i,value:r})=>{if(i)e.close();else{o+=r.byteLength;const i=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let e=0,t=n.length;e<t;e++){const t=n[e];t.onProgress&&t.onProgress(i)}e.enqueue(r),t()}}))}()}});return new Response(l)}throw new xu(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`,t)})).then((e=>{switch(o){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,a)));case"json":return e.json();default:if(void 0===a)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(a),n=t&&t[1]?t[1].toLowerCase():void 0,i=new TextDecoder(n);return e.arrayBuffer().then((e=>i.decode(e)))}}})).then((t=>{mu.add(e,t);const n=_u[e];delete _u[e];for(let e=0,i=n.length;e<i;e++){const i=n[e];i.onLoad&&i.onLoad(t)}})).catch((t=>{const n=_u[e];if(void 0===n)throw this.manager.itemError(e),t;delete _u[e];for(let e=0,i=n.length;e<i;e++){const i=n[e];i.onError&&i.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class Mu extends vu{constructor(e){super(e)}load(e,t,n,i){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,s=mu.get(e);if(void 0!==s)return r.manager.itemStart(e),setTimeout((function(){t&&t(s),r.manager.itemEnd(e)}),0),s;const a=Mn("img");function o(){c(),mu.add(e,this),t&&t(this),r.manager.itemEnd(e)}function l(t){c(),i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)}function c(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(e),a.src=e,a}}class Su extends vu{constructor(e){super(e)}load(e,t,n,i){const r=new Fn,s=new Mu(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(e,(function(e){r.image=e,r.needsUpdate=!0,void 0!==t&&t(r)}),n,i),r}}class bu extends Wi{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new cr(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}class Tu extends bu{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(Wi.DEFAULT_UP),this.updateMatrix(),this.groundColor=new cr(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const wu=new xi,Eu=new Vn,Au=new Vn;class Ru{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new fn(512,512),this.map=null,this.mapPass=null,this.matrix=new xi,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new ms,this._frameExtents=new fn(1,1),this._viewportCount=1,this._viewports=[new zn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;Eu.setFromMatrixPosition(e.matrixWorld),t.position.copy(Eu),Au.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Au),t.updateMatrixWorld(),wu.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(wu),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(wu)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Cu extends Ru{constructor(){super(new is(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=2*rn*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;n===t.fov&&i===t.aspect&&r===t.far||(t.fov=n,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Pu extends bu{constructor(e,t,n=0,i=Math.PI/3,r=0,s=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Wi.DEFAULT_UP),this.updateMatrix(),this.target=new Wi,this.distance=n,this.angle=i,this.penumbra=r,this.decay=s,this.map=null,this.shadow=new Cu}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Lu=new xi,Iu=new Vn,Du=new Vn;class Uu extends Ru{constructor(){super(new is(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new fn(4,2),this._viewportCount=6,this._viewports=[new zn(2,1,1,1),new zn(0,1,1,1),new zn(3,1,1,1),new zn(1,1,1,1),new zn(3,0,1,1),new zn(1,0,1,1)],this._cubeDirections=[new Vn(1,0,0),new Vn(-1,0,0),new Vn(0,0,1),new Vn(0,0,-1),new Vn(0,1,0),new Vn(0,-1,0)],this._cubeUps=[new Vn(0,1,0),new Vn(0,1,0),new Vn(0,1,0),new Vn(0,1,0),new Vn(0,0,1),new Vn(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,r=e.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),Iu.setFromMatrixPosition(e.matrixWorld),n.position.copy(Iu),Du.copy(n.position),Du.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Du),n.updateMatrixWorld(),i.makeTranslation(-Iu.x,-Iu.y,-Iu.z),Lu.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Lu)}}class Nu extends bu{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Uu}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class Ou extends Ru{constructor(){super(new Rs(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Fu extends bu{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Wi.DEFAULT_UP),this.updateMatrix(),this.target=new Wi,this.shadow=new Ou}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class zu extends bu{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Bu extends bu{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class ku{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new Vn)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.282095),t.addScaledVector(s[1],.488603*i),t.addScaledVector(s[2],.488603*r),t.addScaledVector(s[3],.488603*n),t.addScaledVector(s[4],n*i*1.092548),t.addScaledVector(s[5],i*r*1.092548),t.addScaledVector(s[6],.315392*(3*r*r-1)),t.addScaledVector(s[7],n*r*1.092548),t.addScaledVector(s[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,r=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.886227),t.addScaledVector(s[1],1.023328*i),t.addScaledVector(s[2],1.023328*r),t.addScaledVector(s[3],1.023328*n),t.addScaledVector(s[4],.858086*n*i),t.addScaledVector(s[5],.858086*i*r),t.addScaledVector(s[6],.743125*r*r-.247708),t.addScaledVector(s[7],.858086*n*r),t.addScaledVector(s[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+3*i);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+3*i);return e}static getBasisAt(e,t){const n=e.x,i=e.y,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*n*r,t[8]=.546274*(n*n-i*i)}}class Hu extends bu{constructor(e=new ku,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class Gu extends vu{constructor(e){super(e),this.textures={}}load(e,t,n,i){const r=this,s=new yu(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const i=Gu.createMaterialFromType(e.type);if(void 0!==e.uuid&&(i.uuid=e.uuid),void 0!==e.name&&(i.name=e.name),void 0!==e.color&&void 0!==i.color&&i.color.setHex(e.color),void 0!==e.roughness&&(i.roughness=e.roughness),void 0!==e.metalness&&(i.metalness=e.metalness),void 0!==e.sheen&&(i.sheen=e.sheen),void 0!==e.sheenColor&&(i.sheenColor=(new cr).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(i.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==i.emissive&&i.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==i.specular&&i.specular.setHex(e.specular),void 0!==e.specularIntensity&&(i.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==i.specularColor&&i.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(i.shininess=e.shininess),void 0!==e.clearcoat&&(i.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(i.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.iridescence&&(i.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(i.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(i.transmission=e.transmission),void 0!==e.thickness&&(i.thickness=e.thickness),void 0!==e.attenuationDistance&&(i.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==i.attenuationColor&&i.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(i.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(i.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(i.fog=e.fog),void 0!==e.flatShading&&(i.flatShading=e.flatShading),void 0!==e.blending&&(i.blending=e.blending),void 0!==e.combine&&(i.combine=e.combine),void 0!==e.side&&(i.side=e.side),void 0!==e.shadowSide&&(i.shadowSide=e.shadowSide),void 0!==e.opacity&&(i.opacity=e.opacity),void 0!==e.transparent&&(i.transparent=e.transparent),void 0!==e.alphaTest&&(i.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(i.alphaHash=e.alphaHash),void 0!==e.depthTest&&(i.depthTest=e.depthTest),void 0!==e.depthWrite&&(i.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(i.colorWrite=e.colorWrite),void 0!==e.stencilWrite&&(i.stencilWrite=e.stencilWrite),void 0!==e.stencilWriteMask&&(i.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(i.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(i.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(i.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(i.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(i.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(i.stencilZPass=e.stencilZPass),void 0!==e.wireframe&&(i.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(i.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(i.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(i.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(i.rotation=e.rotation),1!==e.linewidth&&(i.linewidth=e.linewidth),void 0!==e.dashSize&&(i.dashSize=e.dashSize),void 0!==e.gapSize&&(i.gapSize=e.gapSize),void 0!==e.scale&&(i.scale=e.scale),void 0!==e.polygonOffset&&(i.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(i.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(i.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(i.dithering=e.dithering),void 0!==e.alphaToCoverage&&(i.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(i.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(i.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(i.visible=e.visible),void 0!==e.toneMapped&&(i.toneMapped=e.toneMapped),void 0!==e.userData&&(i.userData=e.userData),void 0!==e.vertexColors&&("number"==typeof e.vertexColors?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const t in e.uniforms){const r=e.uniforms[t];switch(i.uniforms[t]={},r.type){case"t":i.uniforms[t].value=n(r.value);break;case"c":i.uniforms[t].value=(new cr).setHex(r.value);break;case"v2":i.uniforms[t].value=(new fn).fromArray(r.value);break;case"v3":i.uniforms[t].value=(new Vn).fromArray(r.value);break;case"v4":i.uniforms[t].value=(new zn).fromArray(r.value);break;case"m3":i.uniforms[t].value=(new gn).fromArray(r.value);break;case"m4":i.uniforms[t].value=(new xi).fromArray(r.value);break;default:i.uniforms[t].value=r.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(i.glslVersion=e.glslVersion),void 0!==e.extensions)for(const t in e.extensions)i.extensions[t]=e.extensions[t];if(void 0!==e.lights&&(i.lights=e.lights),void 0!==e.clipping&&(i.clipping=e.clipping),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=n(e.map)),void 0!==e.matcap&&(i.matcap=n(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),i.normalScale=(new fn).fromArray(t)}return void 0!==e.displacementMap&&(i.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=n(e.specularMap)),void 0!==e.specularIntensityMap&&(i.specularIntensityMap=n(e.specularIntensityMap)),void 0!==e.specularColorMap&&(i.specularColorMap=n(e.specularColorMap)),void 0!==e.envMap&&(i.envMap=n(e.envMap)),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new fn).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(i.iridescenceMap=n(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(i.transmissionMap=n(e.transmissionMap)),void 0!==e.thicknessMap&&(i.thicknessMap=n(e.thicknessMap)),void 0!==e.anisotropyMap&&(i.anisotropyMap=n(e.anisotropyMap)),void 0!==e.sheenColorMap&&(i.sheenColorMap=n(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){return new{ShadowMaterial:Fh,SpriteMaterial:rl,RawShaderMaterial:zh,ShaderMaterial:ts,PointsMaterial:rc,MeshPhysicalMaterial:kh,MeshStandardMaterial:Bh,MeshPhongMaterial:Hh,MeshToonMaterial:Gh,MeshNormalMaterial:Vh,MeshLambertMaterial:Wh,MeshDepthMaterial:No,MeshDistanceMaterial:Oo,MeshBasicMaterial:ur,MeshMatcapMaterial:jh,LineDashedMaterial:Xh,LineBasicMaterial:ql,Material:rr}[e]}}class Vu{static decodeText(e){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let n=0,i=e.length;n<i;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch(e){return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class Wu extends Pr{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=Infinity}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class ju extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new yu(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t={},n={};function i(e,i){if(void 0!==t[i])return t[i];const r=e.interleavedBuffers[i],s=function(e,t){if(void 0!==n[t])return n[t];const i=e.arrayBuffers,r=i[t],s=new Uint32Array(r).buffer;return n[t]=s,s}(e,r.buffer),a=yn(r.type,s),o=new tl(a,r.stride);return o.uuid=r.uuid,t[i]=o,o}const r=e.isInstancedBufferGeometry?new Wu:new Pr,s=e.data.index;if(void 0!==s){const e=yn(s.type,s.array);r.setIndex(new xr(e,1))}const a=e.data.attributes;for(const t in a){const n=a[t];let s;if(n.isInterleavedBufferAttribute){const t=i(e.data,n.data);s=new il(t,n.itemSize,n.offset,n.normalized)}else{const e=yn(n.type,n.array);s=new(n.isInstancedBufferAttribute?zl:xr)(e,n.itemSize,n.normalized)}void 0!==n.name&&(s.name=n.name),void 0!==n.usage&&s.setUsage(n.usage),void 0!==n.updateRange&&(s.updateRange.offset=n.updateRange.offset,s.updateRange.count=n.updateRange.count),r.setAttribute(t,s)}const o=e.data.morphAttributes;if(o)for(const t in o){const n=o[t],s=[];for(let t=0,r=n.length;t<r;t++){const r=n[t];let a;if(r.isInterleavedBufferAttribute){const t=i(e.data,r.data);a=new il(t,r.itemSize,r.offset,r.normalized)}else{const e=yn(r.type,r.array);a=new xr(e,r.itemSize,r.normalized)}void 0!==r.name&&(a.name=r.name),s.push(a)}r.morphAttributes[t]=s}e.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);const l=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==l)for(let e=0,t=l.length;e!==t;++e){const t=l[e];r.addGroup(t.start,t.count,t.materialIndex)}const c=e.data.boundingSphere;if(void 0!==c){const e=new Vn;void 0!==c.center&&e.fromArray(c.center),r.boundingSphere=new hi(e,c.radius)}return e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}}const Xu={UVMapping:Re,CubeReflectionMapping:Ce,CubeRefractionMapping:Pe,EquirectangularReflectionMapping:Le,EquirectangularRefractionMapping:Ie,CubeUVReflectionMapping:De},qu={RepeatWrapping:Ue,ClampToEdgeWrapping:Ne,MirroredRepeatWrapping:Oe},Yu={NearestFilter:Fe,NearestMipmapNearestFilter:ze,NearestMipmapLinearFilter:Be,LinearFilter:ke,LinearMipmapNearestFilter:He,LinearMipmapLinearFilter:Ge};class Zu extends vu{constructor(e){super(e),this.isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,i){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,s=mu.get(e);if(void 0!==s)return r.manager.itemStart(e),setTimeout((function(){t&&t(s),r.manager.itemEnd(e)}),0),s;const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,fetch(e,a).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(n){mu.add(e,n),t&&t(n),r.manager.itemEnd(e)})).catch((function(t){i&&i(t),r.manager.itemError(e),r.manager.itemEnd(e)})),r.manager.itemStart(e)}}let Ku,Ju=class{static getContext(){return void 0===Ku&&(Ku=new(window.AudioContext||window.webkitAudioContext)),Ku}static setContext(e){Ku=e}};class Qu extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new yu(this.manager);function a(t){i?i(t):console.error(t),r.manager.itemError(e)}s.setResponseType("arraybuffer"),s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(e){try{const n=e.slice(0);Ju.getContext().decodeAudioData(n,(function(e){t(e)}),a)}catch(e){a(e)}}),n,i)}}const $u=new xi,ed=new xi,td=new xi;class nd{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=id(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=id();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function id(){return("undefined"==typeof performance?Date:performance).now()}const rd=new Vn,sd=new Gn,ad=new Vn,od=new Vn;class ld extends Wi{constructor(){super(),this.type="AudioListener",this.context=Ju.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new nd}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(rd,sd,ad),od.set(0,0,-1).applyQuaternion(sd),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(rd.x,e),t.positionY.linearRampToValueAtTime(rd.y,e),t.positionZ.linearRampToValueAtTime(rd.z,e),t.forwardX.linearRampToValueAtTime(od.x,e),t.forwardY.linearRampToValueAtTime(od.y,e),t.forwardZ.linearRampToValueAtTime(od.z,e),t.upX.linearRampToValueAtTime(n.x,e),t.upY.linearRampToValueAtTime(n.y,e),t.upZ.linearRampToValueAtTime(n.z,e)}else t.setPosition(rd.x,rd.y,rd.z),t.setOrientation(od.x,od.y,od.z,n.x,n.y,n.z)}}class cd extends Wi{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}getFilters(){return this.filters}setFilters(e){return e||(e=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){if(this.detune=e,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const hd=new Vn,ud=new Gn,dd=new Vn,pd=new Vn;class md{constructor(e,t,n){let i,r,s;switch(this.binding=e,this.valueSize=n,t){case"quaternion":i=this._slerp,r=this._slerpAdditive,s=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,s=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:i=this._lerp,r=this._lerpAdditive,s=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=s,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,r=e*i+i;let s=this.cumulativeWeight;if(0===s){for(let e=0;e!==i;++e)n[r+e]=n[e];s=t}else{s+=t;const e=t/s;this._mixBufferRegion(n,r,0,e,i)}this.cumulativeWeight=s}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,r=this.cumulativeWeight,s=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const e=t*this._origIndex;this._mixBufferRegion(n,i,e,1-r,t)}s>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let e=t,r=t+t;e!==r;++e)if(n[e]!==n[e+t]){a.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let e=n,r=i;e!==r;++e)t[e]=t[i+e%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,r){if(i>=.5)for(let i=0;i!==r;++i)e[t+i]=e[n+i]}_slerp(e,t,n,i){Gn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,r){const s=this._workIndex*r;Gn.multiplyQuaternionsFlat(e,s,e,t,e,n),Gn.slerpFlat(e,t,e,t,e,s,i)}_lerp(e,t,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=t+a;e[r]=e[r]*s+e[n+a]*i}}_lerpAdditive(e,t,n,i,r){for(let s=0;s!==r;++s){const r=t+s;e[r]=e[r]+e[n+s]*i}}}const fd="\\[\\]\\.:\\/",gd=new RegExp("["+fd+"]","g"),vd="[^"+fd+"]",_d="[^"+fd.replace("\\.","")+"]",xd=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",vd)+/(WCOD+)?/.source.replace("WCOD",_d)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",vd)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",vd)+"$"),yd=["material","materials","bones","map"];class Md{constructor(e,t,n){this.path=t,this.parsedPath=n||Md.parseTrackName(t),this.node=Md.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new Md.Composite(e,t,n):new Md(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(gd,"")}static parseTrackName(e){const t=xd.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const e=n.nodeName.substring(i+1);-1!==yd.indexOf(e)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=e)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){const n=function(e){for(let i=0;i<e.length;i++){const r=e[i];if(r.name===t||r.uuid===t)return r;const s=n(r.children);if(s)return s}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let r=t.propertyIndex;if(e||(e=Md.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(n){let i=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===i){i=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);e=e.material.map;break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==i){if(void 0===e[i])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[i]}}const s=e[i];if(void 0===s){const n=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+i+" but it wasn't found.",e)}let a=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?a=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[r]&&(r=e.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(o=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=i;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}Md.Composite=class{constructor(e,t,n){const i=n||Md.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}},Md.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Md.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},Md.prototype.GetterByBindingType=[Md.prototype._getValue_direct,Md.prototype._getValue_array,Md.prototype._getValue_arrayElement,Md.prototype._getValue_toArray],Md.prototype.SetterByBindingTypeAndVersioning=[[Md.prototype._setValue_direct,Md.prototype._setValue_direct_setNeedsUpdate,Md.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Md.prototype._setValue_array,Md.prototype._setValue_array_setNeedsUpdate,Md.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Md.prototype._setValue_arrayElement,Md.prototype._setValue_arrayElement_setNeedsUpdate,Md.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Md.prototype._setValue_fromArray,Md.prototype._setValue_fromArray_setNeedsUpdate,Md.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Sd{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const r=t.tracks,s=r.length,a=new Array(s),o={endingStart:Ot,endingEnd:Ot};for(let e=0;e!==s;++e){const t=r[e].createInterpolant(null);a[e]=t,t.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=Infinity,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const n=this._clip.duration,i=e._clip.duration,r=i/n,s=n/i;e.warp(1,r,t),this.warp(s,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,r=i.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=e/s,l[1]=t/s,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled)return void this._updateWeight(e);const r=this._startTime;if(null!==r){const i=(e-r)*n;i<0||0===n?t=0:(this._startTime=null,t=n*i)}t*=this._updateTimeScale(e);const s=this._updateTime(t),a=this._updateWeight(e);if(a>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===kt)for(let n=0,i=e.length;n!==i;++n)e[n].evaluate(s),t[n].accumulateAdditive(a);else for(let n=0,r=e.length;n!==r;++n)e[n].evaluate(s),t[n].accumulate(i,a)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,r=this._loopCount;const s=2202===n;if(0===e)return-1===r?i:s&&1==(1&r)?t-i:i;if(n===It){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else{if(!(i<0)){this.time=i;break e}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=t||i<0){const n=Math.floor(i/t);i-=t*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===a){const t=e<0;this._setEndings(t,!t,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Ft,i.endingEnd=Ft):(i.endingStart=e?this.zeroSlopeAtStart?Ft:Ot:zt,i.endingEnd=t?this.zeroSlopeAtEnd?Ft:Ot:zt)}_scheduleFading(e,t,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=t,a[1]=r+e,o[1]=n,this}}const bd=new Float32Array(1);class Td extends $t{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,r=i.length,s=e._propertyBindings,a=e._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let e=0;e!==r;++e){const r=i[e],l=r.name;let h=c[l];if(void 0!==h)++h.referenceCount,s[e]=h;else{if(h=s[e],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=t&&t._propertyBindings[e].binding.parsedPath;h=new md(Md.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[e]=h}a[e].resultBuffer=h.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,n=e._clip.uuid,i=this._actionsByClip[n];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,n,t)}const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,r=this._actionsByClip;let s=r[t];if(void 0===s)s={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[t]=s;else{const t=s.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=i.length,i.push(e),s.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const r=e._clip.uuid,s=this._actionsByClip,a=s[r],o=a.knownActions,l=o[o.length-1],c=e._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),e._byClipCacheIndex=null;delete a.actionByRoot[(e._localRoot||this._root).uuid],0===o.length&&delete s[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0==--n.referenceCount&&this._removeInactiveBinding(n)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,r=this._bindings;let s=i[t];void 0===s&&(s={},i[t]=s),s[n]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,r=n.path,s=this._bindingsByRootAndName,a=s[i],o=t[t.length-1],l=e._cacheIndex;o._cacheIndex=l,t[l]=o,t.pop(),delete a[r],0===Object.keys(a).length&&delete s[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return void 0===n&&(n=new nu(new Float32Array(2),new Float32Array(2),1,bd),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,r=t[i];e.__cacheIndex=i,t[i]=e,r.__cacheIndex=n,t[n]=r}clipAction(e,t,n){const i=t||this._root,r=i.uuid;let s="string"==typeof e?du.findByName(i,e):e;const a=null!==s?s.uuid:e,o=this._actionsByClip[a];let l=null;if(void 0===n&&(n=null!==s?s.blendMode:Bt),void 0!==o){const e=o.actionByRoot[r];if(void 0!==e&&e.blendMode===n)return e;l=o.knownActions[0],null===s&&(s=l._clip)}if(null===s)return null;const c=new Sd(this,s,t,n);return this._bindAction(c,l),this._addInactiveAction(c,a,r),c}existingAction(e,t){const n=t||this._root,i=n.uuid,r="string"==typeof e?du.findByName(n,e):e,s=r?r.uuid:e,a=this._actionsByClip[s];return void 0!==a&&a.actionByRoot[i]||null}stopAllAction(){const e=this._actions;for(let t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,r=Math.sign(e),s=this._accuIndex^=1;for(let a=0;a!==n;++a){t[a]._update(i,e,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let e=0;e!==o;++e)a[e].apply(s);return this}setTime(e){this.time=0;for(let e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,r=i[n];if(void 0!==r){const e=r.knownActions;for(let n=0,i=e.length;n!==i;++n){const i=e[n];this._deactivateAction(i);const r=i._cacheIndex,s=t[t.length-1];i._cacheIndex=null,i._byClipCacheIndex=null,s._cacheIndex=r,t[r]=s,t.pop(),this._removeInactiveBindingsForAction(i)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const e in n){const i=n[e].actionByRoot[t];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}const i=this._bindingsByRootAndName[t];if(void 0!==i)for(const e in i){const t=i[e];t.restoreOriginalState(),this._removeInactiveBinding(t)}}uncacheAction(e,t){const n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class wd{constructor(e){this.value=e}clone(){return new wd(void 0===this.value.clone?this.value:this.value.clone())}}let Ed=0;class Ad{constructor(e,t,n=0,i=Infinity){this.ray=new _i(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Pi,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}intersectObject(e,t=!0,n=[]){return Cd(e,this,n,t),n.sort(Rd),n}intersectObjects(e,t=!0,n=[]){for(let i=0,r=e.length;i<r;i++)Cd(e[i],this,n,t);return n.sort(Rd),n}}function Rd(e,t){return e.distance-t.distance}function Cd(e,t,n,i){if(e.layers.test(t.layers)&&e.raycast(t,n),!0===i){const i=e.children;for(let e=0,r=i.length;e<r;e++)Cd(i[e],t,n,!0)}}class Pd{constructor(e=1,t=0,n=0){return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=Math.max(e,Math.min(Math.PI-e,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(an(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}const Ld=new fn;const Id=new Vn,Dd=new Vn;const Ud=new Vn;const Nd=new Vn,Od=new xi,Fd=new xi;function zd(e){const t=[];!0===e.isBone&&t.push(e);for(let n=0;n<e.children.length;n++)t.push.apply(t,zd(e.children[n]));return t}class Bd extends Yr{constructor(e,t,n){super(new Ch(t,4,2),new ur({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const kd=new Vn,Hd=new cr,Gd=new cr;const Vd=new Vn,Wd=new Vn,jd=new Vn;const Xd=new Vn,qd=new ns;function Yd(e,t,n,i,r,s,a){Xd.set(r,s,a).unproject(i);const o=t[e];if(void 0!==o){const e=n.getAttribute("position");for(let t=0,n=o.length;t<n;t++)e.setXYZ(o[t],Xd.x,Xd.y,Xd.z)}}const Zd=new Xn;const Kd=new Vn;let Jd,Qd;class $d{constructor(){this.type="ShapePath",this.color=new cr,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Nc,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,r,s){return this.currentPath.bezierCurveTo(e,t,n,i,r,s),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const n=t.length;let i=!1;for(let r=n-1,s=0;s<n;r=s++){let n=t[r],a=t[s],o=a.x-n.x,l=a.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=t[s],o=-o,a=t[r],l=-l),e.y<n.y||e.y>a.y)continue;if(e.y===n.y){if(e.x===n.x)return!0}else{const t=l*(e.x-n.x)-o*(e.y-n.y);if(0===t)return!0;if(t<0)continue;i=!i}}else{if(e.y!==n.y)continue;if(a.x<=e.x&&e.x<=n.x||n.x<=e.x&&e.x<=a.x)return!0}}return i}const n=yh.isClockWise,i=this.subPaths;if(0===i.length)return[];let r,s,a;const o=[];if(1===i.length)return s=i[0],a=new Yc,a.curves=s.curves,o.push(a),o;let l=!n(i[0].getPoints());l=e?!l:l;const c=[],h=[];let u,d,p=[],m=0;h[m]=void 0,p[m]=[];for(let t=0,a=i.length;t<a;t++)s=i[t],u=s.getPoints(),r=n(u),r=e?!r:r,r?(!l&&h[m]&&m++,h[m]={s:new Yc,p:u},h[m].s.curves=s.curves,l&&m++,p[m]=[]):p[m].push({h:s,p:u[0]});if(!h[0])return function(e){const t=[];for(let n=0,i=e.length;n<i;n++){const i=e[n],r=new Yc;r.curves=i.curves,t.push(r)}return t}(i);if(h.length>1){let e=!1,n=0;for(let e=0,t=h.length;e<t;e++)c[e]=[];for(let i=0,r=h.length;i<r;i++){const r=p[i];for(let s=0;s<r.length;s++){const a=r[s];let o=!0;for(let r=0;r<h.length;r++)t(a.p,h[r].p)&&(i!==r&&n++,o?(o=!1,c[r].push(a)):e=!0);o&&c[i].push(a)}}n>0&&!1===e&&(p=c)}for(let e=0,t=h.length;e<t;e++){a=h[e].s,o.push(a),d=p[e];for(let e=0,t=d.length;e<t;e++)a.holes.push(d[e].h)}return o}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:oe}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=oe);var ep=Object.freeze({__proto__:null,ACESFilmicToneMapping:Ee,AddEquation:_e,AddOperation:Me,AdditiveAnimationBlendMode:kt,AdditiveBlending:2,AlphaFormat:1021,AlwaysCompare:519,AlwaysDepth:1,AlwaysStencilFunc:519,AmbientLight:zu,AmbientLightProbe:class extends Hu{constructor(e,t=1){super(void 0,t),this.isAmbientLightProbe=!0;const n=(new cr).set(e);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}},AnimationAction:Sd,AnimationClip:du,AnimationLoader:class extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new yu(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{t(r.parse(JSON.parse(n)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=du.parse(e[n]);t.push(i)}return t}},AnimationMixer:Td,AnimationObjectGroup:class{constructor(){this.isAnimationObjectGroup=!0,this.uuid=sn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let t=0,n=arguments.length;t!==n;++t)e[arguments[t].uuid]=t;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,s=r.length;let a,o=e.length,l=this.nCachedObjects_;for(let c=0,h=arguments.length;c!==h;++c){const h=arguments[c],u=h.uuid;let d=t[u];if(void 0===d){d=o++,t[u]=d,e.push(h);for(let e=0,t=s;e!==t;++e)r[e].push(new Md(h,n[e],i[e]))}else if(d<l){a=e[d];const o=--l,c=e[o];t[c.uuid]=d,e[d]=c,t[u]=o,e[o]=h;for(let e=0,t=s;e!==t;++e){const t=r[e],s=t[o];let a=t[d];t[d]=s,void 0===a&&(a=new Md(h,n[e],i[e])),t[o]=a}}else e[d]!==a&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_;for(let s=0,a=arguments.length;s!==a;++s){const a=arguments[s],o=a.uuid,l=t[o];if(void 0!==l&&l>=r){const s=r++,c=e[s];t[c.uuid]=l,e[l]=c,t[o]=s,e[s]=a;for(let e=0,t=i;e!==t;++e){const t=n[e],i=t[s],r=t[l];t[l]=i,t[s]=r}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,s=e.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=t[o];if(void 0!==l)if(delete t[o],l<r){const a=--r,o=e[a],c=--s,h=e[c];t[o.uuid]=l,e[l]=o,t[h.uuid]=a,e[a]=h,e.pop();for(let e=0,t=i;e!==t;++e){const t=n[e],i=t[a],r=t[c];t[l]=i,t[a]=r,t.pop()}}else{const r=--s,a=e[r];r>0&&(t[a.uuid]=l),e[l]=a,e.pop();for(let e=0,t=i;e!==t;++e){const t=n[e];t[l]=t[r],t.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const n=this._bindingsIndicesByPath;let i=n[e];const r=this._bindings;if(void 0!==i)return r[i];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);i=r.length,n[e]=i,s.push(e),a.push(t),r.push(h);for(let n=c,i=o.length;n!==i;++n){const i=o[n];h[n]=new Md(i,e,t)}return h}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(void 0!==n){const i=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];t[e[a]]=n,s[n]=o,s.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}},AnimationUtils:$h,ArcCurve:gc,ArrayCamera:Ho,ArrowHelper:class extends Wi{constructor(e=new Vn(0,0,1),t=new Vn(0,0,0),n=1,i=16776960,r=.2*n,s=.2*r){super(),this.type="ArrowHelper",void 0===Jd&&(Jd=new Pr,Jd.setAttribute("position",new Sr([0,0,0,0,1,0],3)),Qd=new Bc(0,.5,1,5,1),Qd.translate(0,-.5,0)),this.position.copy(t),this.line=new $l(Jd,new ql({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Yr(Qd,new ur({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,r,s)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Kd.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Kd,t)}}setLength(e,t=.2*e,n=.2*t){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}},Audio:cd,AudioAnalyser:class{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}},AudioContext:Ju,AudioListener:ld,AudioLoader:Qu,AxesHelper:class extends nc{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=new Pr;n.setAttribute("position",new Sr(t,3)),n.setAttribute("color",new Sr([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(n,new ql({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,n){const i=new cr,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(n),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}},BackSide:me,BasicDepthPacking:3200,BasicShadowMap:0,Bone:Dl,BooleanKeyframeTrack:su,Box2:class{constructor(e=new fn(Infinity,Infinity),t=new fn(-Infinity,-Infinity)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Ld.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=Infinity,this.max.x=this.max.y=-Infinity,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y)}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Ld).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}},Box3:Xn,Box3Helper:class extends nc{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Pr;i.setIndex(new xr(n,1)),i.setAttribute("position",new Sr([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(i,new ql({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}},BoxGeometry:Kr,BoxHelper:class extends nc{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(24),r=new Pr;r.setIndex(new xr(n,1)),r.setAttribute("position",new xr(i,3)),super(r,new ql({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&Zd.setFromObject(this.object),Zd.isEmpty())return;const t=Zd.min,n=Zd.max,i=this.geometry.attributes.position,r=i.array;r[0]=n.x,r[1]=n.y,r[2]=n.z,r[3]=t.x,r[4]=n.y,r[5]=n.z,r[6]=t.x,r[7]=t.y,r[8]=n.z,r[9]=n.x,r[10]=t.y,r[11]=n.z,r[12]=n.x,r[13]=n.y,r[14]=t.z,r[15]=t.x,r[16]=n.y,r[17]=t.z,r[18]=t.x,r[19]=t.y,r[20]=t.z,r[21]=n.x,r[22]=t.y,r[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}},BufferAttribute:xr,BufferGeometry:Pr,BufferGeometryLoader:ju,ByteType:1010,Cache:mu,Camera:ns,CameraHelper:class extends nc{constructor(e){const t=new Pr,n=new ql({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],s={};function a(e,t){o(e),o(t)}function o(e){i.push(0,0,0),r.push(0,0,0),void 0===s[e]&&(s[e]=[]),s[e].push(i.length/3-1)}a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4"),t.setAttribute("position",new Sr(i,3)),t.setAttribute("color",new Sr(r,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update();const l=new cr(16755200),c=new cr(16711680),h=new cr(43775),u=new cr(16777215),d=new cr(3355443);this.setColors(l,c,h,u,d)}setColors(e,t,n,i,r){const s=this.geometry.getAttribute("color");s.setXYZ(0,e.r,e.g,e.b),s.setXYZ(1,e.r,e.g,e.b),s.setXYZ(2,e.r,e.g,e.b),s.setXYZ(3,e.r,e.g,e.b),s.setXYZ(4,e.r,e.g,e.b),s.setXYZ(5,e.r,e.g,e.b),s.setXYZ(6,e.r,e.g,e.b),s.setXYZ(7,e.r,e.g,e.b),s.setXYZ(8,e.r,e.g,e.b),s.setXYZ(9,e.r,e.g,e.b),s.setXYZ(10,e.r,e.g,e.b),s.setXYZ(11,e.r,e.g,e.b),s.setXYZ(12,e.r,e.g,e.b),s.setXYZ(13,e.r,e.g,e.b),s.setXYZ(14,e.r,e.g,e.b),s.setXYZ(15,e.r,e.g,e.b),s.setXYZ(16,e.r,e.g,e.b),s.setXYZ(17,e.r,e.g,e.b),s.setXYZ(18,e.r,e.g,e.b),s.setXYZ(19,e.r,e.g,e.b),s.setXYZ(20,e.r,e.g,e.b),s.setXYZ(21,e.r,e.g,e.b),s.setXYZ(22,e.r,e.g,e.b),s.setXYZ(23,e.r,e.g,e.b),s.setXYZ(24,t.r,t.g,t.b),s.setXYZ(25,t.r,t.g,t.b),s.setXYZ(26,t.r,t.g,t.b),s.setXYZ(27,t.r,t.g,t.b),s.setXYZ(28,t.r,t.g,t.b),s.setXYZ(29,t.r,t.g,t.b),s.setXYZ(30,t.r,t.g,t.b),s.setXYZ(31,t.r,t.g,t.b),s.setXYZ(32,n.r,n.g,n.b),s.setXYZ(33,n.r,n.g,n.b),s.setXYZ(34,n.r,n.g,n.b),s.setXYZ(35,n.r,n.g,n.b),s.setXYZ(36,n.r,n.g,n.b),s.setXYZ(37,n.r,n.g,n.b),s.setXYZ(38,i.r,i.g,i.b),s.setXYZ(39,i.r,i.g,i.b),s.setXYZ(40,r.r,r.g,r.b),s.setXYZ(41,r.r,r.g,r.b),s.setXYZ(42,r.r,r.g,r.b),s.setXYZ(43,r.r,r.g,r.b),s.setXYZ(44,r.r,r.g,r.b),s.setXYZ(45,r.r,r.g,r.b),s.setXYZ(46,r.r,r.g,r.b),s.setXYZ(47,r.r,r.g,r.b),s.setXYZ(48,r.r,r.g,r.b),s.setXYZ(49,r.r,r.g,r.b),s.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap;qd.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),Yd("c",t,e,qd,0,0,-1),Yd("t",t,e,qd,0,0,1),Yd("n1",t,e,qd,-1,-1,-1),Yd("n2",t,e,qd,1,-1,-1),Yd("n3",t,e,qd,-1,1,-1),Yd("n4",t,e,qd,1,1,-1),Yd("f1",t,e,qd,-1,-1,1),Yd("f2",t,e,qd,1,-1,1),Yd("f3",t,e,qd,-1,1,1),Yd("f4",t,e,qd,1,1,1),Yd("u1",t,e,qd,.7,1.1,-1),Yd("u2",t,e,qd,-.7,1.1,-1),Yd("u3",t,e,qd,0,2,-1),Yd("cf1",t,e,qd,-1,0,1),Yd("cf2",t,e,qd,1,0,1),Yd("cf3",t,e,qd,0,-1,1),Yd("cf4",t,e,qd,0,1,1),Yd("cn1",t,e,qd,-1,0,-1),Yd("cn2",t,e,qd,1,0,-1),Yd("cn3",t,e,qd,0,-1,-1),Yd("cn4",t,e,qd,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},CanvasTexture:pc,CapsuleGeometry:Fc,CatmullRomCurve3:Sc,CineonToneMapping:we,CircleGeometry:zc,ClampToEdgeWrapping:Ne,Clock:nd,Color:cr,ColorKeyframeTrack:au,ColorManagement:Pn,CompressedArrayTexture:class extends dc{constructor(e,t,n,i,r,s){super(e,t,n,r,s),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Ne}},CompressedTexture:dc,CompressedTextureLoader:class extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=[],a=new dc,o=new yu(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(e[c],(function(e){const n=r.parse(e,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(a.minFilter=ke),a.image=s,a.format=n.format,a.needsUpdate=!0,t&&t(a))}),n,i)}if(Array.isArray(e))for(let t=0,n=e.length;t<n;++t)c(t);else o.load(e,(function(e){const n=r.parse(e,!0);if(n.isCubemap){const e=n.mipmaps.length/n.mipmapCount;for(let t=0;t<e;t++){s[t]={mipmaps:[]};for(let e=0;e<n.mipmapCount;e++)s[t].mipmaps.push(n.mipmaps[t*n.mipmapCount+e]),s[t].format=n.format,s[t].width=n.width,s[t].height=n.height}a.image=s}else a.image.width=n.width,a.image.height=n.height,a.mipmaps=n.mipmaps;1===n.mipmapCount&&(a.minFilter=ke),a.format=n.format,a.needsUpdate=!0,t&&t(a)}),n,i);return a}},ConeGeometry:kc,CubeCamera:ss,CubeReflectionMapping:Ce,CubeRefractionMapping:Pe,CubeTexture:as,CubeTextureLoader:class extends vu{constructor(e){super(e)}load(e,t,n,i){const r=new as;r.colorSpace=Wt;const s=new Mu(this.manager);s.setCrossOrigin(this.crossOrigin),s.setPath(this.path);let a=0;function o(n){s.load(e[n],(function(e){r.images[n]=e,a++,6===a&&(r.needsUpdate=!0,t&&t(r))}),void 0,i)}for(let t=0;t<e.length;++t)o(t);return r}},CubeUVReflectionMapping:De,CubicBezierCurve:Ec,CubicBezierCurve3:Ac,CubicInterpolant:tu,CullFaceBack:1,CullFaceFront:2,CullFaceFrontBack:3,CullFaceNone:0,Curve:mc,CurvePath:Uc,CustomBlending:5,CustomToneMapping:Ae,CylinderGeometry:Bc,Cylindrical:class{constructor(e=1,t=0,n=0){return this.radius=e,this.theta=t,this.y=n,this}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return(new this.constructor).copy(this)}},Data3DTexture:Hn,DataArrayTexture:kn,DataTexture:Ul,DataTextureLoader:class extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=new Ul,a=new yu(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(e,(function(e){const n=r.parse(e);n&&(void 0!==n.image?s.image=n.image:void 0!==n.data&&(s.image.width=n.width,s.image.height=n.height,s.image.data=n.data),s.wrapS=void 0!==n.wrapS?n.wrapS:Ne,s.wrapT=void 0!==n.wrapT?n.wrapT:Ne,s.magFilter=void 0!==n.magFilter?n.magFilter:ke,s.minFilter=void 0!==n.minFilter?n.minFilter:ke,s.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.colorSpace?s.colorSpace=n.colorSpace:void 0!==n.encoding&&(s.encoding=n.encoding),void 0!==n.flipY&&(s.flipY=n.flipY),void 0!==n.format&&(s.format=n.format),void 0!==n.type&&(s.type=n.type),void 0!==n.mipmaps&&(s.mipmaps=n.mipmaps,s.minFilter=Ge),1===n.mipmapCount&&(s.minFilter=ke),void 0!==n.generateMipmaps&&(s.generateMipmaps=n.generateMipmaps),s.needsUpdate=!0,t&&t(s,n))}),n,i),s}},DataUtils:gr,DecrementStencilOp:7683,DecrementWrapStencilOp:34056,DefaultLoadingManager:gu,DepthFormat:$e,DepthStencilFormat:et,DepthTexture:jo,DirectionalLight:Fu,DirectionalLightHelper:class extends Wi{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",void 0===t&&(t=1);let i=new Pr;i.setAttribute("position",new Sr([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const r=new ql({fog:!1,toneMapped:!1});this.lightPlane=new $l(i,r),this.add(this.lightPlane),i=new Pr,i.setAttribute("position",new Sr([0,0,0,0,0,1],3)),this.targetLine=new $l(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),Vd.setFromMatrixPosition(this.light.matrixWorld),Wd.setFromMatrixPosition(this.light.target.matrixWorld),jd.subVectors(Wd,Vd),this.lightPlane.lookAt(Wd),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Wd),this.targetLine.scale.z=jd.length()}},DiscreteInterpolant:iu,DisplayP3ColorSpace:Xt,DodecahedronGeometry:Gc,DoubleSide:fe,DstAlphaFactor:206,DstColorFactor:208,DynamicCopyUsage:35050,DynamicDrawUsage:35048,DynamicReadUsage:35049,EdgesGeometry:qc,EllipseCurve:fc,EqualCompare:514,EqualDepth:4,EqualStencilFunc:514,EquirectangularReflectionMapping:Le,EquirectangularRefractionMapping:Ie,Euler:Ci,EventDispatcher:$t,ExtrudeGeometry:bh,FileLoader:yu,Float16BufferAttribute:class extends xr{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=fr(this.array[e*this.itemSize]);return this.normalized&&(t=dn(t,this.array)),t}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize]=mr(t),this}getY(e){let t=fr(this.array[e*this.itemSize+1]);return this.normalized&&(t=dn(t,this.array)),t}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+1]=mr(t),this}getZ(e){let t=fr(this.array[e*this.itemSize+2]);return this.normalized&&(t=dn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+2]=mr(t),this}getW(e){let t=fr(this.array[e*this.itemSize+3]);return this.normalized&&(t=dn(t,this.array)),t}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+3]=mr(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.array[e+0]=mr(t),this.array[e+1]=mr(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array)),this.array[e+0]=mr(t),this.array[e+1]=mr(n),this.array[e+2]=mr(i),this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),i=pn(i,this.array),r=pn(r,this.array)),this.array[e+0]=mr(t),this.array[e+1]=mr(n),this.array[e+2]=mr(i),this.array[e+3]=mr(r),this}},Float32BufferAttribute:Sr,Float64BufferAttribute:class extends xr{constructor(e,t,n){super(new Float64Array(e),t,n)}},FloatType:qe,Fog:$o,FogExp2:Qo,FramebufferTexture:class extends Fn{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Fe,this.minFilter=Fe,this.generateMipmaps=!1,this.needsUpdate=!0}},FrontSide:pe,Frustum:ms,GLBufferAttribute:class{constructor(e,t,n,i,r){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=r,this.version=0}set needsUpdate(e){!0===e&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}},GLSL1:"100",GLSL3:Zt,GreaterCompare:516,GreaterDepth:6,GreaterEqualCompare:518,GreaterEqualDepth:5,GreaterEqualStencilFunc:518,GreaterStencilFunc:516,GridHelper:class extends nc{constructor(e=10,t=10,n=4473924,i=8947848){n=new cr(n),i=new cr(i);const r=t/2,s=e/t,a=e/2,o=[],l=[];for(let e=0,c=0,h=-a;e<=t;e++,h+=s){o.push(-a,0,h,a,0,h),o.push(h,0,-a,h,0,a);const t=e===r?n:i;t.toArray(l,c),c+=3,t.toArray(l,c),c+=3,t.toArray(l,c),c+=3,t.toArray(l,c),c+=3}const c=new Pr;c.setAttribute("position",new Sr(o,3)),c.setAttribute("color",new Sr(l,3));super(c,new ql({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}},Group:Go,HalfFloatType:Ye,HemisphereLight:Tu,HemisphereLightHelper:class extends Wi{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new Eh(t);i.rotateY(.5*Math.PI),this.material=new ur({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),s=new Float32Array(3*r.count);i.setAttribute("color",new xr(s,3)),this.add(new Yr(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");Hd.copy(this.light.color),Gd.copy(this.light.groundColor);for(let e=0,n=t.count;e<n;e++){const i=e<n/2?Hd:Gd;t.setXYZ(e,i.r,i.g,i.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(kd.setFromMatrixPosition(this.light.matrixWorld).negate())}},HemisphereLightProbe:class extends Hu{constructor(e,t,n=1){super(void 0,n),this.isHemisphereLightProbe=!0;const i=(new cr).set(e),r=(new cr).set(t),s=new Vn(i.r,i.g,i.b),a=new Vn(r.r,r.g,r.b),o=Math.sqrt(Math.PI),l=o*Math.sqrt(.75);this.sh.coefficients[0].copy(s).add(a).multiplyScalar(o),this.sh.coefficients[1].copy(s).sub(a).multiplyScalar(l)}},IcosahedronGeometry:wh,ImageBitmapLoader:Zu,ImageLoader:Mu,ImageUtils:In,IncrementStencilOp:7682,IncrementWrapStencilOp:34055,InstancedBufferAttribute:zl,InstancedBufferGeometry:Wu,InstancedInterleavedBuffer:class extends tl{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}},InstancedMesh:Xl,Int16BufferAttribute:class extends xr{constructor(e,t,n){super(new Int16Array(e),t,n)}},Int32BufferAttribute:class extends xr{constructor(e,t,n){super(new Int32Array(e),t,n)}},Int8BufferAttribute:class extends xr{constructor(e,t,n){super(new Int8Array(e),t,n)}},IntType:je,InterleavedBuffer:tl,InterleavedBufferAttribute:il,Interpolant:eu,InterpolateDiscrete:Dt,InterpolateLinear:Ut,InterpolateSmooth:Nt,InvertStencilOp:5386,KeepStencilOp:qt,KeyframeTrack:ru,LOD:Sl,LatheGeometry:Oc,Layers:Pi,LessCompare:513,LessDepth:2,LessEqualCompare:515,LessEqualDepth:3,LessEqualStencilFunc:515,LessStencilFunc:513,Light:bu,LightProbe:Hu,Line:$l,Line3:class{constructor(e=new Vn,t=new Vn){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Id.subVectors(e,this.start),Dd.subVectors(this.end,this.start);const n=Dd.dot(Dd);let i=Dd.dot(Id)/n;return t&&(i=an(i,0,1)),i}closestPointToPoint(e,t,n){const i=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},LineBasicMaterial:ql,LineCurve:Rc,LineCurve3:Cc,LineDashedMaterial:Xh,LineLoop:ic,LineSegments:nc,LinearEncoding:Ht,LinearFilter:ke,LinearInterpolant:nu,LinearMipMapLinearFilter:1008,LinearMipMapNearestFilter:1007,LinearMipmapLinearFilter:Ge,LinearMipmapNearestFilter:He,LinearSRGBColorSpace:jt,LinearToneMapping:be,Loader:vu,LoaderUtils:Vu,LoadingManager:fu,LoopOnce:It,LoopPingPong:2202,LoopRepeat:2201,LuminanceAlphaFormat:1025,LuminanceFormat:1024,MOUSE:le,Material:rr,MaterialLoader:Gu,MathUtils:mn,Matrix3:gn,Matrix4:xi,MaxEquation:104,Mesh:Yr,MeshBasicMaterial:ur,MeshDepthMaterial:No,MeshDistanceMaterial:Oo,MeshLambertMaterial:Wh,MeshMatcapMaterial:jh,MeshNormalMaterial:Vh,MeshPhongMaterial:Hh,MeshPhysicalMaterial:kh,MeshStandardMaterial:Bh,MeshToonMaterial:Gh,MinEquation:103,MirroredRepeatWrapping:Oe,MixOperation:ye,MultiplyBlending:4,MultiplyOperation:xe,NearestFilter:Fe,NearestMipMapLinearFilter:1005,NearestMipMapNearestFilter:1004,NearestMipmapLinearFilter:Be,NearestMipmapNearestFilter:ze,NeverCompare:512,NeverDepth:0,NeverStencilFunc:512,NoBlending:0,NoColorSpace:Vt,NoToneMapping:Se,NormalAnimationBlendMode:Bt,NormalBlending:1,NotEqualCompare:517,NotEqualDepth:7,NotEqualStencilFunc:517,NumberKeyframeTrack:ou,Object3D:Wi,ObjectLoader:class extends vu{constructor(e){super(e)}load(e,t,n,i){const r=this,s=""===this.path?Vu.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||s;const a=new yu(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(n){let s=null;try{s=JSON.parse(n)}catch(t){return void 0!==i&&i(t),void console.error("THREE:ObjectLoader: Can't parse "+e+".",t.message)}const a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())return void 0!==i&&i(new Error("THREE.ObjectLoader: Can't load "+e)),void console.error("THREE.ObjectLoader: Can't load "+e);r.parse(s,t)}),n,i)}async loadAsync(e,t){const n=""===this.path?Vu.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const i=new yu(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials);const r=await i.loadAsync(e,t),s=JSON.parse(r),a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(s)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,i),s=this.parseImages(e.images,(function(){void 0!==t&&t(l)})),a=this.parseTextures(e.textures,s),o=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,r,o,a,n),c=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,c),void 0!==t){let e=!1;for(const t in s)if(s[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(l)}return l}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),r=await this.parseImagesAsync(e.images),s=this.parseTextures(e.textures,r),a=this.parseMaterials(e.materials,s),o=this.parseObject(e.object,i,a,s,t),l=this.parseSkeletons(e.skeletons,o);return this.bindSkeletons(o,l),o}parseShapes(e){const t={};if(void 0!==e)for(let n=0,i=e.length;n<i;n++){const i=(new Yc).fromJSON(e[n]);t[i.uuid]=i}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse((function(e){e.isBone&&(i[e.uuid]=e)})),void 0!==e)for(let t=0,r=e.length;t<r;t++){const r=(new Fl).fromJSON(e[t],i);n[r.uuid]=r}return n}parseGeometries(e,t){const n={};if(void 0!==e){const i=new ju;for(let r=0,s=e.length;r<s;r++){let s;const a=e[r];switch(a.type){case"BufferGeometry":case"InstancedBufferGeometry":s=i.parse(a);break;default:a.type in Oh?s=Oh[a.type].fromJSON(a,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${a.type}"`)}s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),void 0!==a.userData&&(s.userData=a.userData),n[a.uuid]=s}}return n}parseMaterials(e,t){const n={},i={};if(void 0!==e){const r=new Gu;r.setTextures(t);for(let t=0,s=e.length;t<s;t++){const s=e[t];void 0===n[s.uuid]&&(n[s.uuid]=r.parse(s)),i[s.uuid]=n[s.uuid]}}return i}parseAnimations(e){const t={};if(void 0!==e)for(let n=0;n<e.length;n++){const i=e[n],r=du.parse(i);t[r.uuid]=r}return t}parseImages(e,t){const n=this,i={};let r;function s(e){if("string"==typeof e){const t=e;return function(e){return n.manager.itemStart(e),r.load(e,(function(){n.manager.itemEnd(e)}),void 0,(function(){n.manager.itemError(e),n.manager.itemEnd(e)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(t)?t:n.resourcePath+t)}return e.data?{data:yn(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){const n=new fu(t);r=new Mu(n),r.setCrossOrigin(this.crossOrigin);for(let t=0,n=e.length;t<n;t++){const n=e[t],r=n.url;if(Array.isArray(r)){const e=[];for(let t=0,n=r.length;t<n;t++){const n=s(r[t]);null!==n&&(n instanceof HTMLImageElement?e.push(n):e.push(new Ul(n.data,n.width,n.height)))}i[n.uuid]=new Un(e)}else{const e=s(n.url);i[n.uuid]=new Un(e)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function r(e){if("string"==typeof e){const n=e,r=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(n)?n:t.resourcePath+n;return await i.loadAsync(r)}return e.data?{data:yn(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){i=new Mu(this.manager),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){const i=e[t],s=i.url;if(Array.isArray(s)){const e=[];for(let t=0,n=s.length;t<n;t++){const n=s[t],i=await r(n);null!==i&&(i instanceof HTMLImageElement?e.push(i):e.push(new Ul(i.data,i.width,i.height)))}n[i.uuid]=new Un(e)}else{const e=await r(i.url);n[i.uuid]=new Un(e)}}}return n}parseTextures(e,t){function n(e,t){return"number"==typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}const i={};if(void 0!==e)for(let r=0,s=e.length;r<s;r++){const s=e[r];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===t[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image);const a=t[s.image],o=a.data;let l;Array.isArray(o)?(l=new as,6===o.length&&(l.needsUpdate=!0)):(l=o&&o.data?new Ul:new Fn,o&&(l.needsUpdate=!0)),l.source=a,l.uuid=s.uuid,void 0!==s.name&&(l.name=s.name),void 0!==s.mapping&&(l.mapping=n(s.mapping,Xu)),void 0!==s.channel&&(l.channel=s.channel),void 0!==s.offset&&l.offset.fromArray(s.offset),void 0!==s.repeat&&l.repeat.fromArray(s.repeat),void 0!==s.center&&l.center.fromArray(s.center),void 0!==s.rotation&&(l.rotation=s.rotation),void 0!==s.wrap&&(l.wrapS=n(s.wrap[0],qu),l.wrapT=n(s.wrap[1],qu)),void 0!==s.format&&(l.format=s.format),void 0!==s.internalFormat&&(l.internalFormat=s.internalFormat),void 0!==s.type&&(l.type=s.type),void 0!==s.colorSpace&&(l.colorSpace=s.colorSpace),void 0!==s.encoding&&(l.encoding=s.encoding),void 0!==s.minFilter&&(l.minFilter=n(s.minFilter,Yu)),void 0!==s.magFilter&&(l.magFilter=n(s.magFilter,Yu)),void 0!==s.anisotropy&&(l.anisotropy=s.anisotropy),void 0!==s.flipY&&(l.flipY=s.flipY),void 0!==s.generateMipmaps&&(l.generateMipmaps=s.generateMipmaps),void 0!==s.premultiplyAlpha&&(l.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(l.unpackAlignment=s.unpackAlignment),void 0!==s.compareFunction&&(l.compareFunction=s.compareFunction),void 0!==s.userData&&(l.userData=s.userData),i[s.uuid]=l}return i}parseObject(e,t,n,i,r){let s,a,o;function l(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function c(e){if(void 0!==e){if(Array.isArray(e)){const t=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];void 0===n[r]&&console.warn("THREE.ObjectLoader: Undefined material",r),t.push(n[r])}return t}return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),n[e]}}function h(e){return void 0===i[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),i[e]}switch(e.type){case"Scene":s=new el,void 0!==e.background&&(Number.isInteger(e.background)?s.background=new cr(e.background):s.background=h(e.background)),void 0!==e.environment&&(s.environment=h(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?s.fog=new $o(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(s.fog=new Qo(e.fog.color,e.fog.density))),void 0!==e.backgroundBlurriness&&(s.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(s.backgroundIntensity=e.backgroundIntensity);break;case"PerspectiveCamera":s=new is(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(s.focus=e.focus),void 0!==e.zoom&&(s.zoom=e.zoom),void 0!==e.filmGauge&&(s.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(s.filmOffset=e.filmOffset),void 0!==e.view&&(s.view=Object.assign({},e.view));break;case"OrthographicCamera":s=new Rs(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(s.zoom=e.zoom),void 0!==e.view&&(s.view=Object.assign({},e.view));break;case"AmbientLight":s=new zu(e.color,e.intensity);break;case"DirectionalLight":s=new Fu(e.color,e.intensity);break;case"PointLight":s=new Nu(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":s=new Bu(e.color,e.intensity,e.width,e.height);break;case"SpotLight":s=new Pu(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":s=new Tu(e.color,e.groundColor,e.intensity);break;case"LightProbe":s=(new Hu).fromJSON(e);break;case"SkinnedMesh":a=l(e.geometry),o=c(e.material),s=new Il(a,o),void 0!==e.bindMode&&(s.bindMode=e.bindMode),void 0!==e.bindMatrix&&s.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(s.skeleton=e.skeleton);break;case"Mesh":a=l(e.geometry),o=c(e.material),s=new Yr(a,o);break;case"InstancedMesh":a=l(e.geometry),o=c(e.material);const t=e.count,n=e.instanceMatrix,i=e.instanceColor;s=new Xl(a,o,t),s.instanceMatrix=new zl(new Float32Array(n.array),16),void 0!==i&&(s.instanceColor=new zl(new Float32Array(i.array),i.itemSize));break;case"LOD":s=new Sl;break;case"Line":s=new $l(l(e.geometry),c(e.material));break;case"LineLoop":s=new ic(l(e.geometry),c(e.material));break;case"LineSegments":s=new nc(l(e.geometry),c(e.material));break;case"PointCloud":case"Points":s=new cc(l(e.geometry),c(e.material));break;case"Sprite":s=new _l(c(e.material));break;case"Group":s=new Go;break;case"Bone":s=new Dl;break;default:s=new Wi}if(s.uuid=e.uuid,void 0!==e.name&&(s.name=e.name),void 0!==e.matrix?(s.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(s.matrixAutoUpdate=e.matrixAutoUpdate),s.matrixAutoUpdate&&s.matrix.decompose(s.position,s.quaternion,s.scale)):(void 0!==e.position&&s.position.fromArray(e.position),void 0!==e.rotation&&s.rotation.fromArray(e.rotation),void 0!==e.quaternion&&s.quaternion.fromArray(e.quaternion),void 0!==e.scale&&s.scale.fromArray(e.scale)),void 0!==e.up&&s.up.fromArray(e.up),void 0!==e.castShadow&&(s.castShadow=e.castShadow),void 0!==e.receiveShadow&&(s.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(s.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(s.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(s.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&s.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(s.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(s.visible=e.visible),void 0!==e.frustumCulled&&(s.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(s.renderOrder=e.renderOrder),void 0!==e.userData&&(s.userData=e.userData),void 0!==e.layers&&(s.layers.mask=e.layers),void 0!==e.children){const a=e.children;for(let e=0;e<a.length;e++)s.add(this.parseObject(a[e],t,n,i,r))}if(void 0!==e.animations){const t=e.animations;for(let e=0;e<t.length;e++){const n=t[e];s.animations.push(r[n])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(s.autoUpdate=e.autoUpdate);const t=e.levels;for(let e=0;e<t.length;e++){const n=t[e],i=s.getObjectByProperty("uuid",n.object);void 0!==i&&s.addLevel(i,n.distance,n.hysteresis)}}return s}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse((function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){const n=t[e.skeleton];void 0===n?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(n,e.bindMatrix)}}))}},ObjectSpaceNormalMap:1,OctahedronGeometry:Eh,OneFactor:201,OneMinusDstAlphaFactor:207,OneMinusDstColorFactor:209,OneMinusSrcAlphaFactor:205,OneMinusSrcColorFactor:203,OrthographicCamera:Rs,PCFShadowMap:he,PCFSoftShadowMap:ue,PMREMGenerator:Fs,Path:Nc,PerspectiveCamera:is,Plane:us,PlaneGeometry:vs,PlaneHelper:class extends $l{constructor(e,t=1,n=16776960){const i=n,r=new Pr;r.setAttribute("position",new Sr([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new ql({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const s=new Pr;s.setAttribute("position",new Sr([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),s.computeBoundingSphere(),this.add(new Yr(s,new ur({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}},PointLight:Nu,PointLightHelper:Bd,Points:cc,PointsMaterial:rc,PolarGridHelper:class extends nc{constructor(e=10,t=16,n=8,i=64,r=4473924,s=8947848){r=new cr(r),s=new cr(s);const a=[],o=[];if(t>1)for(let n=0;n<t;n++){const i=n/t*(2*Math.PI),l=Math.sin(i)*e,c=Math.cos(i)*e;a.push(0,0,0),a.push(l,0,c);const h=1&n?r:s;o.push(h.r,h.g,h.b),o.push(h.r,h.g,h.b)}for(let t=0;t<n;t++){const l=1&t?r:s,c=e-e/n*t;for(let e=0;e<i;e++){let t=e/i*(2*Math.PI),n=Math.sin(t)*c,r=Math.cos(t)*c;a.push(n,0,r),o.push(l.r,l.g,l.b),t=(e+1)/i*(2*Math.PI),n=Math.sin(t)*c,r=Math.cos(t)*c,a.push(n,0,r),o.push(l.r,l.g,l.b)}}const l=new Pr;l.setAttribute("position",new Sr(a,3)),l.setAttribute("color",new Sr(o,3));super(l,new ql({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}},PolyhedronGeometry:Hc,PositionalAudio:class extends cd{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return 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extends nc{constructor(e){const t=zd(e),n=new Pr,i=[],r=[],s=new cr(0,0,1),a=new cr(0,1,0);for(let e=0;e<t.length;e++){const n=t[e];n.parent&&n.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(s.r,s.g,s.b),r.push(a.r,a.g,a.b))}n.setAttribute("position",new Sr(i,3)),n.setAttribute("color",new Sr(r,3));super(n,new ql({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,i=n.getAttribute("position");Fd.copy(this.root.matrixWorld).invert();for(let e=0,n=0;e<t.length;e++){const r=t[e];r.parent&&r.parent.isBone&&(Od.multiplyMatrices(Fd,r.matrixWorld),Nd.setFromMatrixPosition(Od),i.setXYZ(n,Nd.x,Nd.y,Nd.z),Od.multiplyMatrices(Fd,r.parent.matrixWorld),Nd.setFromMatrixPosition(Od),i.setXYZ(n+1,Nd.x,Nd.y,Nd.z),n+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}},SkinnedMesh:Il,Source:Un,Sphere:hi,SphereGeometry:Ch,Spherical:Pd,SphericalHarmonics3:ku,SplineCurve:Ic,SpotLight:Pu,SpotLightHelper:class extends Wi{constructor(e,t){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new Pr,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let e=0,t=1,n=32;e<n;e++,t++){const r=e/n*Math.PI*2,s=t/n*Math.PI*2;i.push(Math.cos(r),Math.sin(r),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new Sr(i,3));const r=new ql({fog:!1,toneMapped:!1});this.cone=new 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t=e.target,{lat:n,lng:i}=t.getCenter(),r=t.getZoom();up({lat:n,lng:i,zoom:r})},Cp=e=>{var{map:t,lat:n,lng:i,zoom:r,detail:s}=e;return()=>{var e=t.getZoom();up({lat:n,lng:i,detail:s,zoom:e>r?e:r})}},Pp=e=>{if(!(q.location.hash.length>0)){var{lat:t,lng:n,zoom:i}=e,r=!1;return q.APP_DB.cities&&!q.APP_DB.city?r="about":q.innerWidth>800&&(r="list"),up({lat:t,lng:n,zoom:i,screen:r}),q.STATE={lat:t,lng:n,zoom:i},q.OLD_STATE=q.STATE,{lat:t,lng:n,zoom:i}}return hp()},Lp=e=>{var t,{popup:n,screen:r,zoom:s,detail:a}=hp();pp({map:e,zoom:s}),n&&vp({map:e,popup:n}),mp(r),r&&(fp(r),q.B.classList.add("screen-visible")),gp(a),(t=op(".screen.about",{single:!0}))&&(Tp(!0),op.on(t,"scroll",Tp,{passive:!0})),op.on(q,"popstate",(e=>i((function*(){if(yield Mp())return!1;var t=e.getCenter(),n=e.getZoom(),{lat:i=t.lat,lng:r=t.lng,zoom:s=n,popup:a,screen:o,detail:l}=hp();fp(o),gp(l),mp(o),pp({map:e,zoom:s}),vp({map:e,popup:a}),(t.lat!==i||t.lng!==r||s!==n)&&e.setView({lat:i,lng:r},s)})))(e)),op.on(e,"popupopen",wp),op.on(e,"popupclose",Ep),op.on(e,"zoomend",Rp),op.on(e,"dragend",Ap),op.on(".nav","click",(e=>t=>{var n,i,r=t.currentTarget,{dataset:s,classList:a,parentNode:o}=r,{to:l}=s,{z:c,lat:h,lng:u,detail:d,popup:p}=s,{slug:m}=o.dataset;l?a.contains("active")?a.contains("no-toggle")||(n=!1):n=l:(a.contains("exit")||a.contains("close")&&q.B.clientWidth<800)&&(n=!1),m&&[e.locationLayer,e.artifactLayer].forEach((e=>{e.eachLayer((e=>{e.slug===m&&(i=m)}))})),"show"===d?d=!o.classList.contains("visible")&&m:"hide"===d&&(d=!1),p&&(i=p),up({detail:d,lat:h,lng:u,zoom:c,popup:i,screen:n}),a.contains("scroll")&&setTimeout((()=>{var e=o.parentNode.parentNode,t=o.offsetTop;e.scrollTop=t}),50)})(e)),op.on(".backToTop","click",_p)},Ip=()=>{if((J||ie||Q)&&(!q.noWarn&&"true"!==q.store.getItem("warningSeen"))){var e=!1;J&&(re||(e=!0,op("#warning").classList.add("ios","full"),op.show("#warning .no-webxr"),op.on("#copy-link","click",(e=>{var{target:t}=e;t.innerText="copied...",q.NAV.clipboard.writeText(q.LOC.href)})),op("#open-webxr-link").href="xrviewer://".concat(q.LOC.href)),e&&(op.show("#warning .ios"),op.show("#warning .ios .all"))),ie&&(ne?te<86&&(e=!0,op.show("#warning .chrome.old")):(e=!0,op.show("#warning .chrome.no")),e&&(op.show("#warning .android"),op.show("#warning .android .all"))),Q&&$&&(op.show("#warning .safari"),op.show("#warning .macos")),e&&(op.show("#warning"),op.on(".close-warning","click",(()=>{op.hide("#warning")})),q.store.setItem("warningSeen",!0))}},Dp=e=>{var t=e.currentTarget.parentNode.parentNode,n=q.store.getItem("popups",[]),i=t.getAttribute("id"),r=t.classList.contains("once");!n.includes(i)&&r&&(n.push(i),q.store.setItem("popups",n)),op.hide(t)},Up=()=>{op(".popup").forEach((e=>{e.getAttribute("id"),op("button.close",{parent:e}).forEach((e=>{op.on(e,"click",Dp)})),op("button.action",{parent:e}).forEach((e=>{op.on(e,"click",(e=>{if(e.currentTarget.classList.contains("teleport")){var t=q.store.getItem("nearestCity"),n=APP_DB.cities.find((e=>e.slug===t));q.location.href="/".concat(t,"/#z=").concat(n.zoom,"&lat=").concat(n.lat,"&lng=").concat(n.lng)}}))}))}))},Np=function(){var e=i((function*(e){if(!q.createImageBitmap)return!1;var t=yield q.fetch(e),n=yield t.blob();try{var i=yield q.createImageBitmap(n);return!(!i.height&&!i.width)}catch(e){return!1}}));return function(t){return e.apply(this,arguments)}}(),Op=function(){var e=i((function*(){var{xr:e}=q.NAV;if(!e)return!1;try{return yield e.isSessionSupported("immersive-ar")}catch(e){return!1}}));return function(){return e.apply(this,arguments)}}(),Fp=()=>{try{var e=op.create("canvas");return q.WebGLRenderingContext&&["webgl","experimental-webgl","moz-webgl","webkit-3d"].some((t=>e.getContext(t)))}catch(e){return!1}},zp=()=>{try{var e=op.create("canvas");return!(!q.WebGL2RenderingContext||!e.getContext("webgl2"))}catch(e){return!1}},Bp=()=>{var e=op.create("audio");return{A_MP3:e.canPlayType("audio/mpeg"),A_OGG:e.canPlayType("audio/ogg"),A_MP4:e.canPlayType("audio/mp4")}},kp=function(){var e=i((function*(){var[e,n,i,r,s,a]=yield Promise.all([Op(),Np("data:image/webp;base64,UklGRiQAAABXRUJQVlA4IBgAAAAwAQCdASoBAAEAAUAmJaQAA3AA/vzA8AA="),Np("data:image/avif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAACXBIWXMAAC4jAAAuIwF4pT92AAAADElEQVQI12Pg4eEBAABMACV5R6hLAAAAAElFTkSuQmCC"),Fp(),zp(),Bp()]);return t({XR:e,WEBP:n,AVIF:i,WEBGL:r,WEBGL2:s},a)}));return function(){return e.apply(this,arguments)}}(),Hp=e=>(null==e?void 0:e.startsWith("/"))||(null==e?void 0:e.startsWith("http"));function Gp(e,t){if(0===t)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),e;if(2===t||1===t){let n=e.getIndex();if(null===n){const t=[],i=e.getAttribute("position");if(void 0===i)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),e;for(let e=0;e<i.count;e++)t.push(e);e.setIndex(t),n=e.getIndex()}const i=n.count-2,r=[];if(2===t)for(let e=1;e<=i;e++)r.push(n.getX(0)),r.push(n.getX(e)),r.push(n.getX(e+1));else for(let e=0;e<i;e++)e%2==0?(r.push(n.getX(e)),r.push(n.getX(e+1)),r.push(n.getX(e+2))):(r.push(n.getX(e+2)),r.push(n.getX(e+1)),r.push(n.getX(e)));r.length/3!==i&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const s=e.clone();return s.setIndex(r),s.clearGroups(),s}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",t),e}class Vp extends vu{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new Zp(e)})),this.register((function(e){return new im(e)})),this.register((function(e){return new rm(e)})),this.register((function(e){return new sm(e)})),this.register((function(e){return new Jp(e)})),this.register((function(e){return new Qp(e)})),this.register((function(e){return new $p(e)})),this.register((function(e){return new em(e)})),this.register((function(e){return new Yp(e)})),this.register((function(e){return new tm(e)})),this.register((function(e){return new Kp(e)})),this.register((function(e){return new nm(e)})),this.register((function(e){return new Xp(e)})),this.register((function(e){return new am(e)})),this.register((function(e){return new om(e)}))}load(e,t,n,i){const r=this;let s;s=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:Vu.extractUrlBase(e),this.manager.itemStart(e);const a=function(t){i?i(t):console.error(t),r.manager.itemError(e),r.manager.itemEnd(e)},o=new yu(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,(function(n){try{r.parse(n,s,(function(n){t(n),r.manager.itemEnd(e)}),a)}catch(e){a(e)}}),n,a)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}unregister(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,i){let r;const s={},a={},o=new TextDecoder;if("string"==typeof e)r=JSON.parse(e);else if(e instanceof ArrayBuffer){if(o.decode(new Uint8Array(e,0,4))===lm){try{s[jp.KHR_BINARY_GLTF]=new um(e)}catch(e){return void(i&&i(e))}r=JSON.parse(s[jp.KHR_BINARY_GLTF].content)}else r=JSON.parse(o.decode(e))}else r=e;if(void 0===r.asset||r.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new Om(r,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let e=0;e<this.pluginCallbacks.length;e++){const t=this.pluginCallbacks[e](l);a[t.name]=t,s[t.name]=!0}if(r.extensionsUsed)for(let e=0;e<r.extensionsUsed.length;++e){const t=r.extensionsUsed[e],n=r.extensionsRequired||[];switch(t){case jp.KHR_MATERIALS_UNLIT:s[t]=new qp;break;case jp.KHR_DRACO_MESH_COMPRESSION:s[t]=new dm(r,this.dracoLoader);break;case jp.KHR_TEXTURE_TRANSFORM:s[t]=new pm;break;case jp.KHR_MESH_QUANTIZATION:s[t]=new mm;break;default:n.indexOf(t)>=0&&void 0===a[t]&&console.warn('THREE.GLTFLoader: Unknown extension "'+t+'".')}}l.setExtensions(s),l.setPlugins(a),l.parse(n,i)}parseAsync(e,t){const n=this;return new Promise((function(i,r){n.parse(e,t,i,r)}))}}function Wp(){let e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}const jp={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class Xp{constructor(e){this.parser=e,this.name=jp.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,i=t.length;n<i;n++){const i=t[n];i.extensions&&i.extensions[this.name]&&void 0!==i.extensions[this.name].light&&e._addNodeRef(this.cache,i.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let i=t.cache.get(n);if(i)return i;const r=t.json,s=((r.extensions&&r.extensions[this.name]||{}).lights||[])[e];let a;const o=new cr(16777215);void 0!==s.color&&o.fromArray(s.color);const l=void 0!==s.range?s.range:0;switch(s.type){case"directional":a=new Fu(o),a.target.position.set(0,0,-1),a.add(a.target);break;case"point":a=new Nu(o),a.distance=l;break;case"spot":a=new Pu(o),a.distance=l,s.spot=s.spot||{},s.spot.innerConeAngle=void 0!==s.spot.innerConeAngle?s.spot.innerConeAngle:0,s.spot.outerConeAngle=void 0!==s.spot.outerConeAngle?s.spot.outerConeAngle:Math.PI/4,a.angle=s.spot.outerConeAngle,a.penumbra=1-s.spot.innerConeAngle/s.spot.outerConeAngle,a.target.position.set(0,0,-1),a.add(a.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+s.type)}return a.position.set(0,0,0),a.decay=2,Pm(a,s),void 0!==s.intensity&&(a.intensity=s.intensity),a.name=t.createUniqueName(s.name||"light_"+e),i=Promise.resolve(a),t.cache.add(n,i),i}getDependency(e,t){if("light"===e)return this._loadLight(t)}createNodeAttachment(e){const t=this,n=this.parser,i=n.json.nodes[e],r=(i.extensions&&i.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(e){return n._getNodeRef(t.cache,r,e)}))}}class qp{constructor(){this.name=jp.KHR_MATERIALS_UNLIT}getMaterialType(){return ur}extendParams(e,t,n){const i=[];e.color=new cr(1,1,1),e.opacity=1;const r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const t=r.baseColorFactor;e.color.fromArray(t),e.opacity=t[3]}void 0!==r.baseColorTexture&&i.push(n.assignTexture(e,"map",r.baseColorTexture,Wt))}return Promise.all(i)}}class Yp{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const i=n.extensions[this.name].emissiveStrength;return void 0!==i&&(t.emissiveIntensity=i),Promise.resolve()}}class Zp{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];if(void 0!==s.clearcoatFactor&&(t.clearcoat=s.clearcoatFactor),void 0!==s.clearcoatTexture&&r.push(n.assignTexture(t,"clearcoatMap",s.clearcoatTexture)),void 0!==s.clearcoatRoughnessFactor&&(t.clearcoatRoughness=s.clearcoatRoughnessFactor),void 0!==s.clearcoatRoughnessTexture&&r.push(n.assignTexture(t,"clearcoatRoughnessMap",s.clearcoatRoughnessTexture)),void 0!==s.clearcoatNormalTexture&&(r.push(n.assignTexture(t,"clearcoatNormalMap",s.clearcoatNormalTexture)),void 0!==s.clearcoatNormalTexture.scale)){const e=s.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new fn(e,e)}return Promise.all(r)}}class Kp{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.iridescenceFactor&&(t.iridescence=s.iridescenceFactor),void 0!==s.iridescenceTexture&&r.push(n.assignTexture(t,"iridescenceMap",s.iridescenceTexture)),void 0!==s.iridescenceIor&&(t.iridescenceIOR=s.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==s.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=s.iridescenceThicknessMinimum),void 0!==s.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=s.iridescenceThicknessMaximum),void 0!==s.iridescenceThicknessTexture&&r.push(n.assignTexture(t,"iridescenceThicknessMap",s.iridescenceThicknessTexture)),Promise.all(r)}}class Jp{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[];t.sheenColor=new cr(0,0,0),t.sheenRoughness=0,t.sheen=1;const s=i.extensions[this.name];return void 0!==s.sheenColorFactor&&t.sheenColor.fromArray(s.sheenColorFactor),void 0!==s.sheenRoughnessFactor&&(t.sheenRoughness=s.sheenRoughnessFactor),void 0!==s.sheenColorTexture&&r.push(n.assignTexture(t,"sheenColorMap",s.sheenColorTexture,Wt)),void 0!==s.sheenRoughnessTexture&&r.push(n.assignTexture(t,"sheenRoughnessMap",s.sheenRoughnessTexture)),Promise.all(r)}}class Qp{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.transmissionFactor&&(t.transmission=s.transmissionFactor),void 0!==s.transmissionTexture&&r.push(n.assignTexture(t,"transmissionMap",s.transmissionTexture)),Promise.all(r)}}class $p{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];t.thickness=void 0!==s.thicknessFactor?s.thicknessFactor:0,void 0!==s.thicknessTexture&&r.push(n.assignTexture(t,"thicknessMap",s.thicknessTexture)),t.attenuationDistance=s.attenuationDistance||Infinity;const a=s.attenuationColor||[1,1,1];return t.attenuationColor=new cr(a[0],a[1],a[2]),Promise.all(r)}}class em{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const i=n.extensions[this.name];return t.ior=void 0!==i.ior?i.ior:1.5,Promise.resolve()}}class tm{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];t.specularIntensity=void 0!==s.specularFactor?s.specularFactor:1,void 0!==s.specularTexture&&r.push(n.assignTexture(t,"specularIntensityMap",s.specularTexture));const a=s.specularColorFactor||[1,1,1];return t.specularColor=new cr(a[0],a[1],a[2]),void 0!==s.specularColorTexture&&r.push(n.assignTexture(t,"specularColorMap",s.specularColorTexture,Wt)),Promise.all(r)}}class nm{constructor(e){this.parser=e,this.name=jp.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?kh:null}extendMaterialParams(e,t){const n=this.parser,i=n.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.anisotropyStrength&&(t.anisotropy=s.anisotropyStrength),void 0!==s.anisotropyRotation&&(t.anisotropyRotation=s.anisotropyRotation),void 0!==s.anisotropyTexture&&r.push(n.assignTexture(t,"anisotropyMap",s.anisotropyTexture)),Promise.all(r)}}class im{constructor(e){this.parser=e,this.name=jp.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,i=n.textures[e];if(!i.extensions||!i.extensions[this.name])return null;const r=i.extensions[this.name],s=t.options.ktx2Loader;if(!s){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,r.source,s)}}class rm{constructor(e){this.parser=e,this.name=jp.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,i=n.json,r=i.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const e=n.options.manager.getHandler(a.uri);null!==e&&(o=e)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(e,s.source,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class sm{constructor(e){this.parser=e,this.name=jp.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,i=n.json,r=i.textures[e];if(!r.extensions||!r.extensions[t])return null;const s=r.extensions[t],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const e=n.options.manager.getHandler(a.uri);null!==e&&(o=e)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(e,s.source,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class am{constructor(e){this.name=jp.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const e=n.extensions[this.name],i=this.parser.getDependency("buffer",e.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return i.then((function(t){const n=e.byteOffset||0,i=e.byteLength||0,s=e.count,a=e.byteStride,o=new Uint8Array(t,n,i);return r.decodeGltfBufferAsync?r.decodeGltfBufferAsync(s,a,o,e.mode,e.filter).then((function(e){return e.buffer})):r.ready.then((function(){const t=new ArrayBuffer(s*a);return r.decodeGltfBuffer(new Uint8Array(t),s,a,o,e.mode,e.filter),t}))}))}return null}}class om{constructor(e){this.name=jp.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,n=t.nodes[e];if(!n.extensions||!n.extensions[this.name]||void 0===n.mesh)return null;const i=t.meshes[n.mesh];for(const e of i.primitives)if(e.mode!==_m.TRIANGLES&&e.mode!==_m.TRIANGLE_STRIP&&e.mode!==_m.TRIANGLE_FAN&&void 0!==e.mode)return null;const r=n.extensions[this.name].attributes,s=[],a={};for(const e in r)s.push(this.parser.getDependency("accessor",r[e]).then((t=>(a[e]=t,a[e]))));return s.length<1?null:(s.push(this.parser.createNodeMesh(e)),Promise.all(s).then((e=>{const t=e.pop(),n=t.isGroup?t.children:[t],i=e[0].count,r=[];for(const e of n){const t=new xi,n=new Vn,s=new Gn,o=new Vn(1,1,1),l=new Xl(e.geometry,e.material,i);for(let e=0;e<i;e++)a.TRANSLATION&&n.fromBufferAttribute(a.TRANSLATION,e),a.ROTATION&&s.fromBufferAttribute(a.ROTATION,e),a.SCALE&&o.fromBufferAttribute(a.SCALE,e),l.setMatrixAt(e,t.compose(n,s,o));for(const t in a)"TRANSLATION"!==t&&"ROTATION"!==t&&"SCALE"!==t&&e.geometry.setAttribute(t,a[t]);Wi.prototype.copy.call(l,e),this.parser.assignFinalMaterial(l),r.push(l)}return t.isGroup?(t.clear(),t.add(...r),t):r[0]})))}}const lm="glTF",cm=1313821514,hm=5130562;class um{constructor(e){this.name=jp.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,12),n=new TextDecoder;if(this.header={magic:n.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==lm)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const i=this.header.length-12,r=new DataView(e,12);let s=0;for(;s<i;){const t=r.getUint32(s,!0);s+=4;const i=r.getUint32(s,!0);if(s+=4,i===cm){const i=new Uint8Array(e,12+s,t);this.content=n.decode(i)}else if(i===hm){const n=12+s;this.body=e.slice(n,n+t)}s+=t}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class dm{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=jp.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,i=this.dracoLoader,r=e.extensions[this.name].bufferView,s=e.extensions[this.name].attributes,a={},o={},l={};for(const e in s){const t=bm[e]||e.toLowerCase();a[t]=s[e]}for(const t in e.attributes){const i=bm[t]||t.toLowerCase();if(void 0!==s[t]){const r=n.accessors[e.attributes[t]],s=xm[r.componentType];l[i]=s.name,o[i]=!0===r.normalized}}return t.getDependency("bufferView",r).then((function(e){return new Promise((function(t){i.decodeDracoFile(e,(function(e){for(const t in e.attributes){const n=e.attributes[t],i=o[t];void 0!==i&&(n.normalized=i)}t(e)}),a,l)}))}))}}class pm{constructor(){this.name=jp.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return void 0!==t.texCoord&&t.texCoord!==e.channel||void 0!==t.offset||void 0!==t.rotation||void 0!==t.scale?(e=e.clone(),void 0!==t.texCoord&&(e.channel=t.texCoord),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0,e):e}}class mm{constructor(){this.name=jp.KHR_MESH_QUANTIZATION}}class fm extends eu{constructor(e,t,n,i){super(e,t,n,i)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i*3+i;for(let e=0;e!==i;e++)t[e]=n[r+e];return t}interpolate_(e,t,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,c=i-t,h=(n-t)/c,u=h*h,d=u*h,p=e*l,m=p-l,f=-2*d+3*u,g=d-u,v=1-f,_=g-u+h;for(let e=0;e!==a;e++){const t=s[m+e+a],n=s[m+e+o]*c,i=s[p+e+a],l=s[p+e]*c;r[e]=v*t+_*n+f*i+g*l}return r}}const gm=new Gn;class vm extends fm{interpolate_(e,t,n,i){const r=super.interpolate_(e,t,n,i);return gm.fromArray(r).normalize().toArray(r),r}}const _m={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},xm={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},ym={9728:Fe,9729:ke,9984:ze,9985:He,9986:Be,9987:Ge},Mm={33071:Ne,33648:Oe,10497:Ue},Sm={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},bm={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},Tm={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},wm={CUBICSPLINE:void 0,LINEAR:Ut,STEP:Dt},Em="OPAQUE",Am="MASK",Rm="BLEND";function Cm(e,t,n){for(const i in n.extensions)void 0===e[i]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[i]=n.extensions[i])}function Pm(e,t){void 0!==t.extras&&("object"==typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function Lm(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(let n=0,i=t.weights.length;n<i;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){const n=t.extras.targetNames;if(e.morphTargetInfluences.length===n.length){e.morphTargetDictionary={};for(let t=0,i=n.length;t<i;t++)e.morphTargetDictionary[n[t]]=t}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function Im(e){let t;const n=e.extensions&&e.extensions[jp.KHR_DRACO_MESH_COMPRESSION];if(t=n?"draco:"+n.bufferView+":"+n.indices+":"+Dm(n.attributes):e.indices+":"+Dm(e.attributes)+":"+e.mode,void 0!==e.targets)for(let n=0,i=e.targets.length;n<i;n++)t+=":"+Dm(e.targets[n]);return t}function Dm(e){let t="";const n=Object.keys(e).sort();for(let i=0,r=n.length;i<r;i++)t+=n[i]+":"+e[n[i]]+";";return t}function Um(e){switch(e){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}const Nm=new xi;class Om{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new Wp,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let n=!1,i=!1,r=-1;"undefined"!=typeof navigator&&(n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),i=navigator.userAgent.indexOf("Firefox")>-1,r=i?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"==typeof createImageBitmap||n||i&&r<98?this.textureLoader=new Su(this.options.manager):this.textureLoader=new Zu(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new yu(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,i=this.json,r=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(t){const s={scene:t[0][i.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:i.asset,parser:n,userData:{}};Cm(r,s,i),Pm(s,i),Promise.all(n._invokeAll((function(e){return e.afterRoot&&e.afterRoot(s)}))).then((function(){e(s)}))})).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let n=0,i=t.length;n<i;n++){const i=t[n].joints;for(let t=0,n=i.length;t<n;t++)e[i[t]].isBone=!0}for(let t=0,i=e.length;t<i;t++){const i=e[t];void 0!==i.mesh&&(this._addNodeRef(this.meshCache,i.mesh),void 0!==i.skin&&(n[i.mesh].isSkinnedMesh=!0)),void 0!==i.camera&&this._addNodeRef(this.cameraCache,i.camera)}}_addNodeRef(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const i=n.clone(),r=(e,t)=>{const n=this.associations.get(e);null!=n&&this.associations.set(t,n);for(const[n,i]of e.children.entries())r(i,t.children[n])};return r(n,i),i.name+="_instance_"+e.uses[t]++,i}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const i=e(t[n]);if(i)return i}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let i=0;i<t.length;i++){const r=e(t[i]);r&&n.push(r)}return n}getDependency(e,t){const n=e+":"+t;let i=this.cache.get(n);if(!i){switch(e){case"scene":i=this.loadScene(t);break;case"node":i=this._invokeOne((function(e){return e.loadNode&&e.loadNode(t)}));break;case"mesh":i=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":i=this.loadAccessor(t);break;case"bufferView":i=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":i=this.loadBuffer(t);break;case"material":i=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":i=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":i=this.loadSkin(t);break;case"animation":i=this._invokeOne((function(e){return e.loadAnimation&&e.loadAnimation(t)}));break;case"camera":i=this.loadCamera(t);break;default:if(i=this._invokeOne((function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)})),!i)throw new Error("Unknown type: "+e)}this.cache.add(n,i)}return i}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,i=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(i.map((function(t,i){return n.getDependency(e,i)}))),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[jp.KHR_BINARY_GLTF].body);const i=this.options;return new Promise((function(e,r){n.load(Vu.resolveURL(t.uri,i.path),e,void 0,(function(){r(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){const n=t.byteLength||0,i=t.byteOffset||0;return e.slice(i,i+n)}))}loadAccessor(e){const t=this,n=this.json,i=this.json.accessors[e];if(void 0===i.bufferView&&void 0===i.sparse){const e=Sm[i.type],t=xm[i.componentType],n=!0===i.normalized,r=new t(i.count*e);return Promise.resolve(new xr(r,e,n))}const r=[];return void 0!==i.bufferView?r.push(this.getDependency("bufferView",i.bufferView)):r.push(null),void 0!==i.sparse&&(r.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(r).then((function(e){const r=e[0],s=Sm[i.type],a=xm[i.componentType],o=a.BYTES_PER_ELEMENT,l=o*s,c=i.byteOffset||0,h=void 0!==i.bufferView?n.bufferViews[i.bufferView].byteStride:void 0,u=!0===i.normalized;let d,p;if(h&&h!==l){const e=Math.floor(c/h),n="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+e+":"+i.count;let l=t.cache.get(n);l||(d=new a(r,e*h,i.count*h/o),l=new tl(d,h/o),t.cache.add(n,l)),p=new il(l,s,c%h/o,u)}else d=null===r?new a(i.count*s):new a(r,c,i.count*s),p=new xr(d,s,u);if(void 0!==i.sparse){const t=Sm.SCALAR,n=xm[i.sparse.indices.componentType],o=i.sparse.indices.byteOffset||0,l=i.sparse.values.byteOffset||0,c=new n(e[1],o,i.sparse.count*t),h=new a(e[2],l,i.sparse.count*s);null!==r&&(p=new xr(p.array.slice(),p.itemSize,p.normalized));for(let e=0,t=c.length;e<t;e++){const t=c[e];if(p.setX(t,h[e*s]),s>=2&&p.setY(t,h[e*s+1]),s>=3&&p.setZ(t,h[e*s+2]),s>=4&&p.setW(t,h[e*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return p}))}loadTexture(e){const t=this.json,n=this.options,i=t.textures[e].source,r=t.images[i];let s=this.textureLoader;if(r.uri){const e=n.manager.getHandler(r.uri);null!==e&&(s=e)}return this.loadTextureImage(e,i,s)}loadTextureImage(e,t,n){const i=this,r=this.json,s=r.textures[e],a=r.images[t],o=(a.uri||a.bufferView)+":"+s.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(t,n).then((function(t){t.flipY=!1,t.name=s.name||a.name||"",""===t.name&&"string"==typeof a.uri&&!1===a.uri.startsWith("data:image/")&&(t.name=a.uri);const n=(r.samplers||{})[s.sampler]||{};return t.magFilter=ym[n.magFilter]||ke,t.minFilter=ym[n.minFilter]||Ge,t.wrapS=Mm[n.wrapS]||Ue,t.wrapT=Mm[n.wrapT]||Ue,i.associations.set(t,{textures:e}),t})).catch((function(){return null}));return this.textureCache[o]=l,l}loadImageSource(e,t){const n=this,i=this.json,r=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then((e=>e.clone()));const s=i.images[e],a=self.URL||self.webkitURL;let o=s.uri||"",l=!1;if(void 0!==s.bufferView)o=n.getDependency("bufferView",s.bufferView).then((function(e){l=!0;const t=new Blob([e],{type:s.mimeType});return o=a.createObjectURL(t),o}));else if(void 0===s.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const c=Promise.resolve(o).then((function(e){return new Promise((function(n,i){let s=n;!0===t.isImageBitmapLoader&&(s=function(e){const t=new Fn(e);t.needsUpdate=!0,n(t)}),t.load(Vu.resolveURL(e,r.path),s,void 0,i)}))})).then((function(e){var t;return!0===l&&a.revokeObjectURL(o),e.userData.mimeType=s.mimeType||((t=s.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":"image/png"),e})).catch((function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),e}));return this.sourceCache[e]=c,c}assignTexture(e,t,n,i){const r=this;return this.getDependency("texture",n.index).then((function(s){if(!s)return null;if(void 0!==n.texCoord&&n.texCoord>0&&((s=s.clone()).channel=n.texCoord),r.extensions[jp.KHR_TEXTURE_TRANSFORM]){const e=void 0!==n.extensions?n.extensions[jp.KHR_TEXTURE_TRANSFORM]:void 0;if(e){const t=r.associations.get(s);s=r.extensions[jp.KHR_TEXTURE_TRANSFORM].extendTexture(s,e),r.associations.set(s,t)}}return void 0!==i&&(s.colorSpace=i),e[t]=s,s}))}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const i=void 0===t.attributes.tangent,r=void 0!==t.attributes.color,s=void 0===t.attributes.normal;if(e.isPoints){const e="PointsMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new rc,rr.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,t.sizeAttenuation=!1,this.cache.add(e,t)),n=t}else if(e.isLine){const e="LineBasicMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new ql,rr.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,this.cache.add(e,t)),n=t}if(i||r||s){let e="ClonedMaterial:"+n.uuid+":";i&&(e+="derivative-tangents:"),r&&(e+="vertex-colors:"),s&&(e+="flat-shading:");let t=this.cache.get(e);t||(t=n.clone(),r&&(t.vertexColors=!0),s&&(t.flatShading=!0),i&&(t.normalScale&&(t.normalScale.y*=-1),t.clearcoatNormalScale&&(t.clearcoatNormalScale.y*=-1)),this.cache.add(e,t),this.associations.set(t,this.associations.get(n))),n=t}e.material=n}getMaterialType(){return Bh}loadMaterial(e){const t=this,n=this.json,i=this.extensions,r=n.materials[e];let s;const a={},o=[];if((r.extensions||{})[jp.KHR_MATERIALS_UNLIT]){const e=i[jp.KHR_MATERIALS_UNLIT];s=e.getMaterialType(),o.push(e.extendParams(a,r,t))}else{const n=r.pbrMetallicRoughness||{};if(a.color=new cr(1,1,1),a.opacity=1,Array.isArray(n.baseColorFactor)){const e=n.baseColorFactor;a.color.fromArray(e),a.opacity=e[3]}void 0!==n.baseColorTexture&&o.push(t.assignTexture(a,"map",n.baseColorTexture,Wt)),a.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,a.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(o.push(t.assignTexture(a,"metalnessMap",n.metallicRoughnessTexture)),o.push(t.assignTexture(a,"roughnessMap",n.metallicRoughnessTexture))),s=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),o.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,a)}))))}!0===r.doubleSided&&(a.side=fe);const l=r.alphaMode||Em;if(l===Rm?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===Am&&(a.alphaTest=void 0!==r.alphaCutoff?r.alphaCutoff:.5)),void 0!==r.normalTexture&&s!==ur&&(o.push(t.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new fn(1,1),void 0!==r.normalTexture.scale)){const e=r.normalTexture.scale;a.normalScale.set(e,e)}return void 0!==r.occlusionTexture&&s!==ur&&(o.push(t.assignTexture(a,"aoMap",r.occlusionTexture)),void 0!==r.occlusionTexture.strength&&(a.aoMapIntensity=r.occlusionTexture.strength)),void 0!==r.emissiveFactor&&s!==ur&&(a.emissive=(new cr).fromArray(r.emissiveFactor)),void 0!==r.emissiveTexture&&s!==ur&&o.push(t.assignTexture(a,"emissiveMap",r.emissiveTexture,Wt)),Promise.all(o).then((function(){const n=new s(a);return r.name&&(n.name=r.name),Pm(n,r),t.associations.set(n,{materials:e}),r.extensions&&Cm(i,n,r),n}))}createUniqueName(e){const t=Md.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,n=this.extensions,i=this.primitiveCache;function r(e){return n[jp.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return Fm(n,e,t)}))}const s=[];for(let n=0,a=e.length;n<a;n++){const a=e[n],o=Im(a),l=i[o];if(l)s.push(l.promise);else{let e;e=a.extensions&&a.extensions[jp.KHR_DRACO_MESH_COMPRESSION]?r(a):Fm(new Pr,a,t),i[o]={primitive:a,promise:e},s.push(e)}}return Promise.all(s)}loadMesh(e){const t=this,n=this.json,i=this.extensions,r=n.meshes[e],s=r.primitives,a=[];for(let e=0,t=s.length;e<t;e++){const t=void 0===s[e].material?(void 0===(o=this.cache).DefaultMaterial&&(o.DefaultMaterial=new Bh({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:pe})),o.DefaultMaterial):this.getDependency("material",s[e].material);a.push(t)}var o;return a.push(t.loadGeometries(s)),Promise.all(a).then((function(n){const a=n.slice(0,n.length-1),o=n[n.length-1],l=[];for(let n=0,c=o.length;n<c;n++){const c=o[n],h=s[n];let u;const d=a[n];if(h.mode===_m.TRIANGLES||h.mode===_m.TRIANGLE_STRIP||h.mode===_m.TRIANGLE_FAN||void 0===h.mode)u=!0===r.isSkinnedMesh?new Il(c,d):new Yr(c,d),!0===u.isSkinnedMesh&&u.normalizeSkinWeights(),h.mode===_m.TRIANGLE_STRIP?u.geometry=Gp(u.geometry,1):h.mode===_m.TRIANGLE_FAN&&(u.geometry=Gp(u.geometry,2));else if(h.mode===_m.LINES)u=new nc(c,d);else if(h.mode===_m.LINE_STRIP)u=new $l(c,d);else if(h.mode===_m.LINE_LOOP)u=new ic(c,d);else{if(h.mode!==_m.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+h.mode);u=new cc(c,d)}Object.keys(u.geometry.morphAttributes).length>0&&Lm(u,r),u.name=t.createUniqueName(r.name||"mesh_"+e),Pm(u,r),h.extensions&&Cm(i,u,h),t.assignFinalMaterial(u),l.push(u)}for(let n=0,i=l.length;n<i;n++)t.associations.set(l[n],{meshes:e,primitives:n});if(1===l.length)return r.extensions&&Cm(i,l[0],r),l[0];const c=new Go;r.extensions&&Cm(i,c,r),t.associations.set(c,{meshes:e});for(let e=0,t=l.length;e<t;e++)c.add(l[e]);return c}))}loadCamera(e){let t;const n=this.json.cameras[e],i=n[n.type];if(i)return"perspective"===n.type?t=new is(mn.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):"orthographic"===n.type&&(t=new Rs(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),Pm(t,n),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(e){const t=this.json.skins[e],n=[];for(let e=0,i=t.joints.length;e<i;e++)n.push(this._loadNodeShallow(t.joints[e]));return void 0!==t.inverseBindMatrices?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then((function(e){const n=e.pop(),i=e,r=[],s=[];for(let e=0,a=i.length;e<a;e++){const a=i[e];if(a){r.push(a);const t=new xi;null!==n&&t.fromArray(n.array,16*e),s.push(t)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[e])}return new Fl(r,s)}))}loadAnimation(e){const t=this.json,n=this,i=t.animations[e],r=i.name?i.name:"animation_"+e,s=[],a=[],o=[],l=[],c=[];for(let e=0,t=i.channels.length;e<t;e++){const t=i.channels[e],n=i.samplers[t.sampler],r=t.target,h=r.node,u=void 0!==i.parameters?i.parameters[n.input]:n.input,d=void 0!==i.parameters?i.parameters[n.output]:n.output;void 0!==r.node&&(s.push(this.getDependency("node",h)),a.push(this.getDependency("accessor",u)),o.push(this.getDependency("accessor",d)),l.push(n),c.push(r))}return Promise.all([Promise.all(s),Promise.all(a),Promise.all(o),Promise.all(l),Promise.all(c)]).then((function(e){const t=e[0],i=e[1],s=e[2],a=e[3],o=e[4],l=[];for(let e=0,r=t.length;e<r;e++){const r=t[e],c=i[e],h=s[e],u=a[e],d=o[e];if(void 0===r)continue;r.updateMatrix&&(r.updateMatrix(),r.matrixAutoUpdate=!0);const p=n._createAnimationTracks(r,c,h,u,d);if(p)for(let e=0;e<p.length;e++)l.push(p[e])}return new du(r,void 0,l)}))}createNodeMesh(e){const t=this.json,n=this,i=t.nodes[e];return void 0===i.mesh?null:n.getDependency("mesh",i.mesh).then((function(e){const t=n._getNodeRef(n.meshCache,i.mesh,e);return void 0!==i.weights&&t.traverse((function(e){if(e.isMesh)for(let t=0,n=i.weights.length;t<n;t++)e.morphTargetInfluences[t]=i.weights[t]})),t}))}loadNode(e){const t=this,n=this.json.nodes[e],i=t._loadNodeShallow(e),r=[],s=n.children||[];for(let e=0,n=s.length;e<n;e++)r.push(t.getDependency("node",s[e]));const a=void 0===n.skin?Promise.resolve(null):t.getDependency("skin",n.skin);return Promise.all([i,Promise.all(r),a]).then((function(e){const t=e[0],n=e[1],i=e[2];null!==i&&t.traverse((function(e){e.isSkinnedMesh&&e.bind(i,Nm)}));for(let e=0,i=n.length;e<i;e++)t.add(n[e]);return t}))}_loadNodeShallow(e){const t=this.json,n=this.extensions,i=this;if(void 0!==this.nodeCache[e])return this.nodeCache[e];const r=t.nodes[e],s=r.name?i.createUniqueName(r.name):"",a=[],o=i._invokeOne((function(t){return t.createNodeMesh&&t.createNodeMesh(e)}));return o&&a.push(o),void 0!==r.camera&&a.push(i.getDependency("camera",r.camera).then((function(e){return i._getNodeRef(i.cameraCache,r.camera,e)}))),i._invokeAll((function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)})).forEach((function(e){a.push(e)})),this.nodeCache[e]=Promise.all(a).then((function(t){let a;if(a=!0===r.isBone?new Dl:t.length>1?new Go:1===t.length?t[0]:new Wi,a!==t[0])for(let e=0,n=t.length;e<n;e++)a.add(t[e]);if(r.name&&(a.userData.name=r.name,a.name=s),Pm(a,r),r.extensions&&Cm(n,a,r),void 0!==r.matrix){const e=new xi;e.fromArray(r.matrix),a.applyMatrix4(e)}else void 0!==r.translation&&a.position.fromArray(r.translation),void 0!==r.rotation&&a.quaternion.fromArray(r.rotation),void 0!==r.scale&&a.scale.fromArray(r.scale);return i.associations.has(a)||i.associations.set(a,{}),i.associations.get(a).nodes=e,a})),this.nodeCache[e]}loadScene(e){const t=this.extensions,n=this.json.scenes[e],i=this,r=new Go;n.name&&(r.name=i.createUniqueName(n.name)),Pm(r,n),n.extensions&&Cm(t,r,n);const s=n.nodes||[],a=[];for(let e=0,t=s.length;e<t;e++)a.push(i.getDependency("node",s[e]));return Promise.all(a).then((function(e){for(let t=0,n=e.length;t<n;t++)r.add(e[t]);return i.associations=(e=>{const t=new Map;for(const[e,n]of i.associations)(e instanceof rr||e instanceof Fn)&&t.set(e,n);return e.traverse((e=>{const n=i.associations.get(e);null!=n&&t.set(e,n)})),t})(r),r}))}_createAnimationTracks(e,t,n,i,r){const s=[],a=e.name?e.name:e.uuid,o=[];let l;switch(Tm[r.path]===Tm.weights?e.traverse((function(e){e.morphTargetInfluences&&o.push(e.name?e.name:e.uuid)})):o.push(a),Tm[r.path]){case Tm.weights:l=ou;break;case Tm.rotation:l=cu;break;default:switch(n.itemSize){case 1:l=ou;break;case 2:case 3:l=uu}}const c=void 0!==i.interpolation?wm[i.interpolation]:Ut,h=this._getArrayFromAccessor(n);for(let e=0,n=o.length;e<n;e++){const n=new l(o[e]+"."+Tm[r.path],t.array,h,c);"CUBICSPLINE"===c&&this._createCubicSplineTrackInterpolant(n),s.push(n)}return s}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const e=Um(t.constructor),n=new Float32Array(t.length);for(let i=0,r=t.length;i<r;i++)n[i]=t[i]*e;t=n}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(e){return new(this instanceof cu?vm:fm)(this.times,this.values,this.getValueSize()/3,e)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function Fm(e,t,n){const i=t.attributes,r=[];function s(t,i){return n.getDependency("accessor",t).then((function(t){e.setAttribute(i,t)}))}for(const t in i){const n=bm[t]||t.toLowerCase();n in e.attributes||r.push(s(i[t],n))}if(void 0!==t.indices&&!e.index){const i=n.getDependency("accessor",t.indices).then((function(t){e.setIndex(t)}));r.push(i)}return Pm(e,t),function(e,t,n){const i=t.attributes,r=new Xn;if(void 0===i.POSITION)return;{const e=n.json.accessors[i.POSITION],t=e.min,s=e.max;if(void 0===t||void 0===s)return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");if(r.set(new Vn(t[0],t[1],t[2]),new Vn(s[0],s[1],s[2])),e.normalized){const t=Um(xm[e.componentType]);r.min.multiplyScalar(t),r.max.multiplyScalar(t)}}const s=t.targets;if(void 0!==s){const e=new Vn,t=new Vn;for(let i=0,r=s.length;i<r;i++){const r=s[i];if(void 0!==r.POSITION){const i=n.json.accessors[r.POSITION],s=i.min,a=i.max;if(void 0!==s&&void 0!==a){if(t.setX(Math.max(Math.abs(s[0]),Math.abs(a[0]))),t.setY(Math.max(Math.abs(s[1]),Math.abs(a[1]))),t.setZ(Math.max(Math.abs(s[2]),Math.abs(a[2]))),i.normalized){const e=Um(xm[i.componentType]);t.multiplyScalar(e)}e.max(t)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}r.expandByVector(e)}e.boundingBox=r;const a=new hi;r.getCenter(a.center),a.radius=r.min.distanceTo(r.max)/2,e.boundingSphere=a}(e,t,n),Promise.all(r).then((function(){return void 0!==t.targets?function(e,t,n){let i=!1,r=!1,s=!1;for(let e=0,n=t.length;e<n;e++){const n=t[e];if(void 0!==n.POSITION&&(i=!0),void 0!==n.NORMAL&&(r=!0),void 0!==n.COLOR_0&&(s=!0),i&&r&&s)break}if(!i&&!r&&!s)return Promise.resolve(e);const a=[],o=[],l=[];for(let c=0,h=t.length;c<h;c++){const h=t[c];if(i){const t=void 0!==h.POSITION?n.getDependency("accessor",h.POSITION):e.attributes.position;a.push(t)}if(r){const t=void 0!==h.NORMAL?n.getDependency("accessor",h.NORMAL):e.attributes.normal;o.push(t)}if(s){const t=void 0!==h.COLOR_0?n.getDependency("accessor",h.COLOR_0):e.attributes.color;l.push(t)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l)]).then((function(t){const n=t[0],a=t[1],o=t[2];return i&&(e.morphAttributes.position=n),r&&(e.morphAttributes.normal=a),s&&(e.morphAttributes.color=o),e.morphTargetsRelative=!0,e}))}(e,t.targets,n):e}))}const zm=new cr;class Bm extends vu{constructor(e){super(e),this.propertyNameMapping={},this.customPropertyMapping={}}load(e,t,n,i){const r=this,s=new yu(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{t(r.parse(n))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),n,i)}setPropertyNameMapping(e){this.propertyNameMapping=e}setCustomPropertyNameMapping(e){this.customPropertyMapping=e}parse(e){function t(e,t=0){let n="";const i=/^ply([\s\S]*)end_header(\r\n|\r|\n)/.exec(e);null!==i&&(n=i[1]);const r={comments:[],elements:[],headerLength:t,objInfo:""},s=n.split(/\r\n|\r|\n/);let a;function o(e,t){const n={type:e[0]};return"list"===n.type?(n.name=e[3],n.countType=e[1],n.itemType=e[2]):n.name=e[1],n.name in 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null;s.push(n(t.next(),e[r].itemType))}i[e[r].name]=s}else i[e[r].name]=n(t.next(),e[r].type)}return i}function r(){const e={indices:[],vertices:[],normals:[],uvs:[],faceVertexUvs:[],colors:[],faceVertexColors:[]};for(const t of Object.keys(d.customPropertyMapping))e[t]=[];return e}function s(e){const t=e.map((e=>e.name));function n(e){for(let n=0,i=e.length;n<i;n++){const i=e[n];if(t.includes(i))return i}return null}return{attrX:n(["x","px","posx"])||"x",attrY:n(["y","py","posy"])||"y",attrZ:n(["z","pz","posz"])||"z",attrNX:n(["nx","normalx"]),attrNY:n(["ny","normaly"]),attrNZ:n(["nz","normalz"]),attrS:n(["s","u","texture_u","tx"]),attrT:n(["t","v","texture_v","ty"]),attrR:n(["red","diffuse_red","r","diffuse_r"]),attrG:n(["green","diffuse_green","g","diffuse_g"]),attrB:n(["blue","diffuse_blue","b","diffuse_b"])}}function a(e,t){const n=r();let a,c;a=null!==(c=/end_header\s+(\S[\s\S]*\S|\S)\s*$/.exec(e))?c[1].split(/\s+/):[];const h=new km(a);e:for(let 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sf{constructor(e){var{artifact:t,engine:n,preload:i,shaders:r,videoElement:s,texture:a}=e;if(this.engine=n,this.preload=i,this.tick=this.tick.bind(this),this.hideCharacter=this.hideCharacter.bind(this),a||s||!i.assets.videoElement||(s=i.assets.videoElement),s||a){this.videoElement=s,this.imageElement=a,this.name="Record3D";var{record3d:o={}}=t,l={x:0,y:0,z:0};this.config=Qm(o,{permanentSeconds:[],maximumPermanentSeconds:-1,useBone:!1,parentName:"parent",playbackRate:1,loopVideo:!0,useFog:!1,addFog:1e-4,fogColor:16448250,ptSize:"1.0",position:l,pos:l,rotation:l,rot:l,pointAlpha:1,permanentAlpha:1,hideModelsOnVideoEnded:[],images:[]});var{ptSize:c="1.0",sizeAttenuation:h="1.0"}=o;if(this.shaderConfig=Qm(o,{filterSize:"1",minDepth:"0.1",maxDepth:"5.0",depthThresholdFilter:"0.9",scale:"2.0",depthScale:"1.0",hueRedReducer:"0.0",pixelDepth:"1.0",ptSize:(parseFloat(c)*window.devicePixelRatio).toFixed(1).toString(),sizeAttenuation:(parseFloat(h)*window.devicePixelRatio).toFixed(2).toString()}),r&&(this.shaders=r),this.currentVideoSecondId=0,this.currentImageSecondId=0,this.imageElement){this.texture=(new Su).load(this.imageElement.src);var u=this.createPoints(this.texture,this.config.permanentAlpha);u.position.set(5e3,5e3,5e3),this.child=u}else s&&this.addVideoElement(s);this.config.images.length&&(this.addTextureTimes=[],this.texturePointObjects=[],this.currentTexturePointObjectId=0,this.config.images.forEach(((e,t)=>{var i,{textures:r}=null===(i=this.preload)||void 0===i?void 0:i.assets,{file:s=e}=e,a=r[s],o=this.createPoints(a,this.config.permanentAlpha);o.position.set(5e3,5e3,5e3),n.scene.add(o);var{time:l=-1}=e;this.texturePointObjects.push({points:o,time:l})})));var d=this.createPoints(this.texture,this.config.pointAlpha);this.config.useBone?this.child=d:this.model=d,this.config.useFog&&(this.fog=new Qo(this.config.fogColor,.005),this.engine.scene.fog=this.fog)}else console.error("objects/Record3D.js: videoElement or texture has to be defined",{videoElement:s,texture:a})}addVideoElement(e){var{videoWidth:t,videoHeight:n}=e;e.playbackRate=this.config.playbackRate,this.modelsToHide=[],(this.config.hideModelsOnVideoEnded.length||!1===this.config.loopVideo)&&(op.on(e,"seeked",this.hideCharacter),this.config.hideModelsOnVideoEnded.forEach((e=>{var t=this.preload.assets.gltf.scene.getObjectByName(e);t.material.transparent=!0,this.modelsToHide.push(t)})));var i=new uc(e,{minFilter:ke});this.texture=i,this.pointCopies=[],this.canvases=[],this.config.permanentSeconds.length&&(this.canvasParent=op.create("div",{parent:q.B}),this.config.permanentSeconds.forEach(((e,i)=>{var r=op.create("canvas",{height:n,width:t,style:{position:"fixed",left:"100vw"},parent:this.canvasParent});this.canvases.push(r);var s=new pc(r,{minFilter:ke}),a=this.createPoints(s,this.config.permanentAlpha);a.visible=!1,this.pointCopies.push(a),this.engine.scene.add(a)})))}hideCharacter(){this.hasTriggeredOnce?this.fadeOutModel=!0:this.hasTriggeredOnce=!0}createPoints(e){var t,n,i,r,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"1.0",{artifact:a={}}=this.engine,{videoElement:o,texture:l={}}=this;if(o){var{videoWidth:c,videoHeight:h}=o;r=h,i=c}else l&&(r=l.height,i=l.width);for(var u=new Go,{ifx:d=.00125,ify:p=.00125,itx:m=-.4,ity:f=-.6}=a,{filterSize:g,minDepth:v,maxDepth:_,depthScale:x,depthThresholdFilter:y,scale:M,ptSize:S,pixelDepth:b,hueRedReducer:T,sizeAttenuation:w}=this.shaderConfig,E=new ts({uniforms:{texImg:{type:"t",value:e},texSize:{type:"i2",value:[i,r]},iK:{type:"f4",value:[d,p,m,f]},alpha:{type:"f",value:s},filterSize:{type:"f",value:g},minDepth:{type:"f",value:v},maxDepth:{type:"f",value:_},depthThresholdFilter:{type:"f",value:y},scale:{type:"f",value:M},ptSize:{type:"f",value:S},hueRedReducer:{type:"f",value:T},pixelDepth:{type:"f",value:b},depthScale:{type:"f",value:x},sizeAttenuation:{type:"f",value:w}},side:fe,transparent:!0,vertexShader:null!==(t=this.shaders)&&void 0!==t&&t.vertexShader?this.shaders.vertexShader:"#define GLSLIFY 1\nattribute float vertexIdx;varying float vVertexIdx;varying vec2 vPtPos;uniform ivec2 texSize;uniform sampler2D texImg;uniform vec4 iK;uniform float scale;uniform float minDepth;uniform float maxDepth;uniform float pixelDepth;uniform int filterSize;uniform float ptSize;uniform float depthThresholdFilter;uniform float depthScale;uniform float hueRedReducer;uniform float sizeAttenuation;\n#include <common>\nfloat rgb2hue(vec3 c){float r=c.r-hueRedReducer;vec4 K=vec4(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4 p=mix(vec4(c.bg,K.wz),vec4(c.gb,K.xy),step(c.b,c.g));vec4 q=mix(vec4(p.xyw,r),vec4(r,p.yzx),step(p.x,r));float d=q.x-min(q.w,q.y);float e=1.0e-10;return abs(q.z+(q.w-q.y)/(6.0*d+e));}float getPixelDepth(ivec2 pixel){vec2 lookupPt=(vec2(pixel)+vec2(0.5))/vec2(texSize);float hue=rgb2hue(texture2D(texImg,lookupPt).rgb);float pxDepth=pixelDepth*hue;return pxDepth;}bool shouldDiscard(ivec2 currPixel){float centerPixelDepth=getPixelDepth(currPixel);for(int i=-filterSize;i<=filterSize;i++){for(int j=-filterSize;j<=filterSize;j++){if(i==0&&j==0){continue;}float currDepth=getPixelDepth(currPixel+ivec2(j,i));if(currDepth<minDepth||currDepth>maxDepth||abs(centerPixelDepth-currDepth)>depthThresholdFilter){return true;}}}return false;}void main(){ivec2 frameSize=ivec2(texSize.x/2,texSize.y);int vertIdx=int(vertexIdx);int actualNumPts=frameSize.x*frameSize.y;if(vertIdx>=actualNumPts){gl_Position=vec4(0.0);return;}int ptY=vertIdx/int(frameSize.x);int ptX=vertIdx-ptY*int(frameSize.x);ivec2 pt=ivec2(ptX,ptY);if(shouldDiscard(pt)){gl_Position=vec4(0.0);return;}float currDepth=getPixelDepth(pt);vec3 ptPos=scale*vec3((iK.x*float(ptX)+iK.z)*currDepth,(iK.y*float(ptY)+iK.w)*currDepth,-currDepth*depthScale);vec4 mvPos=modelViewMatrix*vec4(ptPos,1.0);gl_Position=projectionMatrix*mvPos;vPtPos=vec2(float(ptX),float(ptY));vVertexIdx=vertexIdx;gl_PointSize=ptSize;bool isPerspective=isPerspectiveMatrix(projectionMatrix);if(isPerspective){gl_PointSize=max(ptSize,sizeAttenuation/-mvPos.z);}}",fragmentShader:null!==(n=this.shaders)&&void 0!==n&&n.fragmentShader?this.shaders.fragmentShader:"#define GLSLIFY 1\nvarying float vVertexIdx;varying vec2 vPtPos;uniform ivec2 texSize;uniform sampler2D texImg;uniform float alpha;void main(){vec2 frameSizeF=vec2(texSize.x/2,texSize.y);ivec2 frameSize=ivec2(frameSizeF);int vertIdx=int(vVertexIdx);int actualNumPts=frameSize.x*frameSize.y;if(vertIdx>=actualNumPts){discard;}vec2 lookupPt=(vec2(vPtPos.x+frameSizeF.x,vPtPos.y)+vec2(0.5))/vec2(texSize);vec3 currColor=texture2D(texImg,lookupPt).rgb;gl_FragColor=vec4(currColor,alpha);}"}),A=i/2*r,R=new Uint32Array(A),C=new Float32Array(A),P=0;P<A;P++)R[P]=P,C[P]=P;var L=new Pr;L.setAttribute("vertexIdx",new Sr(C,1)),L.setIndex(new Mr(new Uint32Array(R),1));var I=new cc(L,E);I.frustumCulled=!1;var{position:D=this.config.pos,rotation:U=this.config.rot}=this.config;if(U){var N=I.rotation,{x:O=N.x,y:F=N.y,z:z=N.z}=U;I.rotation.set(O,F,z)}if(D){var B=I.position,{x:k=B.x,y:H=B.y,z:G=B.z}=D;I.position.set(k,H,G)}return u.add(I),u}exit(){op.remove(this.canvases),op.remove(this.canvasParent)}renderPermanentCanvas(){var{videoElement:e}=this,{videoHeight:t,videoWidth:n}=e;if(this.waitForVideoSecond){if(e.currentTime>this.waitForVideoSecond){this.canvases[this.currentVideoSecondId].getContext("2d").drawImage(e,0,0,n,t);var i=this.pointCopies[this.currentVideoSecondId];i.visible=!0,this.child.matrixWorld.decompose(i.position,i.rotation,i.scale),this.currentVideoSecondId++,this.waitForVideoSecond=this.config.permanentSeconds[this.currentVideoSecondId]}}else this.waitForVideoSecond=this.config.permanentSeconds[this.currentVideoSecondId]}renderPermanentImage(e){var t=this.texturePointObjects[this.currentImageSecondId];if(this.waitForImageSecond){if(e.videoElement.currentTime>=this.waitForImageSecond){this.child.matrixWorld.decompose(t.points.position,t.points.rotation,t.points.scale),this.currentImageSecondId++;var n=this.texturePointObjects[this.currentImageSecondId];this.waitForImageSecond=n?n.time:Infinity}}else this.waitForImageSecond=t.time}tick(e){var{engine:t}=e;if(this.videoElement&&(this.currentVideoSecondId<this.config.permanentSeconds.length&&this.renderPermanentCanvas(t),this.currentImageSecondId<this.config.images.length&&this.renderPermanentImage(t)),this.fog&&this.config.addFog&&(this.fog.density+=this.config.addFog),this.fadeOutModel&&!this.hasFaded){this.modelsToHide.forEach((e=>{e.material.opacity>0?e.material.opacity-=.05:e.visible&&(e.visible=!1)}));var n=this.model||this.child;if(n&&n.visible){var i,r=null==n?void 0:n.children[0];(null==r||null===(i=r.material)||void 0===i||null===(i=i.uniforms)||void 0===i||null===(i=i.alpha)||void 0===i?void 0:i.value)>0?r.material.uniforms.alpha.value-=.05:n.visible&&(n.visible=!1,this.continuePlayingNonLoopedVideo&&this.videoElement.pause())}}}}var af=Object.freeze({__proto__:null,Record3D:sf}),of=(e,t,n)=>{var i=t.clone().sub(e).normalize().multiplyScalar(n);return e.clone().add(i)};of.percent=(e,t,n)=>{var 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cf=Object.freeze({__proto__:null,CirclingLights:class{constructor(e){e.artifact.circlingLights.forEach((t=>{var{color:n=16711680,intensity:i=1,dim:r=0,decay:s=2,shadows:a=!1,show:o=!1}=t,l=new Nu(n,i,r,s);if(a&&(l.castShadow=!0,l.shadow.camera.near=.1,l.shadow.camera.far=5),o){var c=new Ch(.05,6,6),h=new ur({color:n}),u=new Yr(c,h);l.add(u)}if(e.circlingLights.push({light:l,config:t}),e.model.add(l),o){var d=new Bd(l,.1,n);e.model.add(d)}})),e.addRenderStep(this.render.bind(this))}render(e){var{engine:t,timestamp:n}=e,i=5e-4*n;t.circlingLights.forEach((e=>{var{light:t,config:n}=e,{lightDistance:r=1,timeOffset:s=20,offset:{x:a=0,y:o=0,z:l=0}={}}=n;i+=1e3*s;var c=Math.sin(i)*r+a,h=Math.sin(1.1*i)*r+o,u=Math.sin(1.2*i)*r+l;t.position.set(c,h,u)}))}}}),hf=["audio","action","actions","animationSoundFrames","idleActions","enterActions","exitActions","loopActions","buffer","target","distanceTarget"];var uf=Object.freeze({__proto__:null,SpatialObjects:class{constructor(e){this.finished=!1,this.opening=!1,this.looping=!1,this.closing=!0,this.animationSoundActions=[],this.animationLoopSoundActions=[];var n=!1;e.spatials.forEach((i=>{var{audio:r,action:a,actions:o,animationSoundFrames:l=[],idleActions:c=[],enterActions:h=[],exitActions:u=[],loopActions:d=[],buffer:p,target:m,distanceTarget:f}=i,g=s(i,hf),v=X.str(r)?r:e.artifact.slug;e.model.traverse((i=>{if(tf({node:i,search:m})){var s=t(t({},g),{},{node:i});if(f&&(s.distanceTarget=e.model.getObjectByName(f)),p)s.audio=p;else if(r){var l;if(null!==(l=e.preload.assets.audioElements)&&void 0!==l&&l.length){var _=e.preload.assets.audioElements.find((e=>{var{ele:t}=e;return t.dataset.name===v}));s.audio=_;var{AudioContext:x=q.webkitAudioContext}=q,y=new x,M=y.createMediaElementSource(_.ele),S=y.createGain();M.connect(S),S.connect(y.destination),S.gain.value=0,s.context=y,s.gainNode=S,s.source=M}}var b=[];if(X.arr(o)&&o.length&&(e.actions.filter((e=>o.includes(e._clip.name))),function(e){throw new TypeError('"'+e+'" is read-only')}("finalActions"),s.off||b.forEach((e=>e.paused=!0))),a){var T=du.findByName(e.animations,a);T&&b.push(T),s.off||(T.paused=!0)}b.length&&(s.actions=b,n=!0);var w=e.actions.filter((e=>c.includes(e._clip.name))),E=e.actions.filter((e=>h.includes(e._clip.name))),A=e.actions.filter((e=>d.includes(e._clip.name))),R=e.actions.filter((e=>u.includes(e._clip.name)));s.off||(E.forEach((e=>{e.loop=It,e.paused=!0,e.weight=0,e.time=0})),R.forEach((e=>{e.loop=It,e.paused=!0,e.weight=0,e.time=0})),A.forEach((e=>{e.paused=!0,e.weight=0,e.time=0}))),s.enter=E,s.loop=A,s.exit=R,s.idle=w,n=!0,e.spatialObjects.push(s)}}))}));var{animationSoundFrames:i=[]}=e.artifact;if(i.length&&i.forEach((t=>{var{time:n,audio:i,onLoop:r=!1}=t,s=X.arr(i)?i:[i],a=e.actions.find((e=>e._clip.name===t.action)),o=[];s.forEach((n=>{var i=e.preload.audioElements.find((e=>{var 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a=[e.mixer,"loop",e=>{var{name:t}=e.action._clip,n=this.animationLoopSoundActions.find((e=>e.action._clip.name===t));if(n){var{currentAudioId:i=0}=n,r=n.audio[i];r.time=0,r.play(),++i>=n.audio.length&&(i=0),n.currentAudioId=i}}];op.on(...a),e.eventsToRemove.push(a)}e.addRenderStep(this.render.bind(this))}render(e){var t,{engine:n}=e;n.modelSpawned&&(null!==(t=this.animationSoundActions)&&void 0!==t&&t.length&&this.animationSoundActions.forEach((e=>{var{action:t,time:n=0,audio:i}=e,{currentAudioId:r=0}=e,s=i;if(t.time>=n){if(X.arr(i))return;s.paused&&(t.time>1e3?s.time=t.time:s.time=0,s.play(),++r>=i.length&&(r=0),e.currentAudioId=r)}})),n.spatialObjects.forEach((e=>{var{node:t,distanceTarget:i,exclusive:r=!1,restart:s,actions:a,idle:o=[],enter:l=[],loop:c=[],exit:h=[],audio:u,gainNode:d,off:p,fn:m,yDistanceTest:f=!0}=e,{distance:g={max:2,min:0},scale:v}=e,_=i||t,x=new Vn;_.getWorldPosition(x);var y=f?x.y:n.camera.position.y,M=new 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df=Object.freeze({__proto__:null,AnalyseAudio:class{constructor(e){var t,{audioElement:n,audioElements:i=[]}=e.preload.assets;n||null!=i&&i.length?([n,...i].filter((e=>e)).forEach((t=>{var n=new AudioContext,i=n.createMediaElementSource(t.ele),r=n.createAnalyser();r.fftSize=e.artifact.fftSize||32,i.connect(r),i.connect(n.destination);var s=new Uint8Array(r.frequencyBinCount);r.getByteFrequencyData(s),e.audioAnalysers.push({name:t.ele.id,analyser:r,array:s})})),null===(t=e.artifact.audioAnalyserEmission)||void 0===t||t.forEach((t=>{var n=Qm(t,{intensity:.004,minIntensity:0,color:[],target:""}),i=[];e.model.traverse((e=>{var t;tf({node:e,search:n.target})&&(e.material?i.includes(e.material)||i.push(e.material):null!==(t=e.children)&&void 0!==t&&t.length&&e.children.forEach((e=>{e.material&&i.push(e.material)})))})),n.targets=i,n.targets.length||console.warn("W_AUDIO_ANALYSER_EMISSION_CONFIGS","Audio analyser emission config does not find a 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i=0;i<e.children.length;i++)mf(e.children[i],t.children[i],n)}var ff=Object.freeze({__proto__:null,Clones:class{constructor(e){var t=this;this.spawnableClones=[],this.cloneMixers=[],this.waitingForSpawn=[],this.camPos=new Vn;var n=e.artifact.clones,{delay:i=1e3,radius:r=5,scale:s=!1,positions:a=[],x:o,y:l,z:c}=n;a.length&&(this.freePositions=a),n.delay=rf(i),n.scale=s&&rf(s),n.x=rf(o),n.y=rf(l),n.z=rf(c),n.radius=rf(r);var h=e.model;if(n.target){var u=e.model.getObjectByName(n.target);u&&(h=u)}h.removeFromParent();for(var d=e.actions.filter((e=>X.arr(n.action)?n.action.includes(e._clip.name):e._clip.name===n.action)),p=function(){var n=pf(h);if(t.spawnableClones.push(n),n.position.set(2e3,2e3,2e3),e.model.add(n),n.userData.actions=[],d.length){var i=new Td(n);d.forEach((e=>{var t=i.clipAction(e._clip);n.userData.actions.push(t)})),n.userData.mixer=i,t.cloneMixers.push(i);var 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this.randomFunction=e,this}sample(e,t,n,i){const r=this.sampleFaceIndex();return this.sampleFace(r,e,t,n,i)}sampleFaceIndex(){const e=this.distribution[this.distribution.length-1];return this.binarySearch(this.randomFunction()*e)}binarySearch(e){const t=this.distribution;let n=0,i=t.length-1,r=-1;for(;n<=i;){const s=Math.ceil((n+i)/2);if(0===s||t[s-1]<=e&&t[s]>e){r=s;break}e<t[s]?i=s-1:n=s+1}return r}sampleFace(e,t,n,i,r){let s=this.randomFunction(),a=this.randomFunction();s+a>1&&(s=1-s,a=1-a);const o=this.indexAttribute;let l=3*e,c=3*e+1,h=3*e+2;return o&&(l=o.getX(l),c=o.getX(c),h=o.getX(h)),gf.a.fromBufferAttribute(this.positionAttribute,l),gf.b.fromBufferAttribute(this.positionAttribute,c),gf.c.fromBufferAttribute(this.positionAttribute,h),t.set(0,0,0).addScaledVector(gf.a,s).addScaledVector(gf.b,a).addScaledVector(gf.c,1-(s+a)),void 0!==n&&(void 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t=this;this.spawnableClones=[],this.waitingForSpawn=[],this.camPos=new Vn,this.render=this.render.bind(this),this.respawnNode=this.respawnNode.bind(this),e.addRenderStep(this.render);var{clonesOnMeshes:n}=e.artifact;this.sampleTargetPosition=new Vn,this.sampleTargetNormal=new Vn,this.sampleTargetColor=new cr;var i=[];this.meshes=n.map((n=>{var{action:r,delay:s=1e3,number:a=10,mesh:o,normals:l=!1,parent:c=!1,scale:h=!1,rotate:u=!1,respawnDelay:d,target:p="clone"}=n;h&&(h=h&&rf(h)),s&&(s=rf(s)),d&&(d=rf(d));var m=e.model.getObjectByName(o),f=m.geometry.toNonIndexed(),g=new Mf({geometry:f}).build();if(c){var v=e.model.getObjectByName(c);c=v}else c=m;var _=e.model.getObjectByName(p);i.push(_);for(var x=e.actions.filter((e=>X.arr(r)?cloneConfig.action.includes(e._clip.name):e._clip.name===r)),y=function(){var n=pf(_);if(n.visible=c.visible,n.userData.actions=[],n.userData.delay=s,x.length){var i=new Td(n);x.forEach((e=>{var t=i.clipAction(e._clip);n.userData.actions.push(t)})),n.userData.mixer=i;var r=[i,"loop",()=>t.respawnNode(n)];op.on(...r),e.eventsToRemove.push(r)}n.position.set(2e3,2e3,2e3),c.add(n)},M=0;M<a;M++)y();return m.parent&&m.removeFromParent(),{delay:s,mesh:m,parent:c,normals:l,respawnDelay:d,rotate:u,sampler:g,scale:h,target:_}})),i.forEach((e=>{e.parent&&e.removeFromParent()}))}respawnNode(e){e.userData.playing=!1,e.userData.actions.forEach((e=>{e.paused=!0,e.time=0}));var t=Jm(e.userData.delay);e.userData.nextSpawn+=t}spawnNode(e,t){if(e.parent.visible){var{normals:n,respawnDelay:i,rotate:r,scale:s,sampler:a}=t;if(e.userData.playing=!0,e.visible=!0,s){var o=Jm(s);e.scale.set(o,o,o)}a.sample(this.sampleTargetPosition,this.sampleTargetNormal);var{x:l,y:c,z:h}=this.sampleTargetPosition;if(e.position.set(l,c,h),n){var{x:u,y:d,z:p}=this.sampleTargetNormal;r&&(d=359.9*Math.random()),e.rotation.set(u,d,p)}else if(r){var{x:m,z:f}=e.rotation,g=359.9*Math.random();e.rotation.set(m,g,f)}e.userData.actions.forEach((e=>{e.time=0,e.paused=!1})),e.userData.mixer}}render(e){var{delta:t,engine:n,timestamp:i}=e;n.modelSpawned&&this.meshes.forEach(((e,n)=>{var{parent:r,delay:s}=e;r.children.forEach((n=>{n.userData.mixer&&n.userData.mixer.update(t),n.userData.nextSpawn||(n.userData.nextSpawn=i+Jm(s)),n.userData.nextSpawn<=i&&!n.userData.playing&&this.spawnNode(n,e)}))}))}}}),bf={uniforms:{color:{value:null},tDiffuse:{value:null},textureMatrix:{value:null}},vertexShader:"#define GLSLIFY 1\nuniform mat4 textureMatrix;varying vec4 vUv;\n#include <common>\n#include <logdepthbuf_pars_vertex>\nvoid main(){vUv=textureMatrix*vec4(position,1.0);gl_Position=projectionMatrix*modelViewMatrix*vec4(position,1.0);\n#include <logdepthbuf_vertex>\n}",fragmentShader:"#define GLSLIFY 1\nuniform vec3 color;uniform sampler2D tDiffuse;varying vec4 vUv;\n#include <logdepthbuf_pars_fragment>\nfloat blendOverlay(float base,float blend){return(base<0.5 ?(2.0*base*blend):(1.0-2.0*(1.0-base)*(1.0-blend)));}vec3 blendOverlay(vec3 base,vec3 blend){return vec3(blendOverlay(base.r,blend.r),blendOverlay(base.g,blend.g),blendOverlay(base.b,blend.b));}void main(){\n#include <logdepthbuf_fragment>\nvec4 base=texture2DProj(tDiffuse,vUv);gl_FragColor=vec4(blendOverlay(base.rgb,color),1.0);\n#include <tonemapping_fragment>\n#include <colorspace_fragment>\n}"};class Tf extends Yr{constructor(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},n=arguments.length>2?arguments[2]:void 0;super(e),this.isReflector=!0,this.type="Reflector",this.camera=new is,this.XR=n.XR,this.skybox=n.skybox,this.shadowPlane=n.shadowPlane,this.color=void 0!==t.color?new cr(t.color):new cr(8355711),this.textureMatrix=new xi,this.clipBias=t.clipBias||0,this.reflectorPlane=new us,this.normal=new Vn,this.reflectorWorldPosition=new Vn,this.cameraWorldPosition=new Vn,this.rotationMatrix=new xi,this.lookAtPosition=new Vn(0,0,-1),this.clipPlane=new zn,this.view=new Vn,this.target=new Vn,this.q=new zn;var i=t.shader||bf,r=void 0!==t.multisample?t.multisample:4;this.virtualCamera=this.camera;var s=t.textureWidth||512,a=t.textureHeight||512;this.renderTarget=new Bn(s,a,{samples:r,type:Ye});var o=new ts({uniforms:es.clone(i.uniforms),fragmentShader:i.fragmentShader,vertexShader:i.vertexShader});o.uniforms.tDiffuse.value=this.renderTarget.texture,o.uniforms.color.value=this.color,o.uniforms.textureMatrix.value=this.textureMatrix,this.material=o,this.onBeforeRender=this.onBeforeRender.bind(this)}onBeforeRender(e,t,n){var i,{clipBias:r,virtualCamera:s,reflectorPlane:a,normal:o,reflectorWorldPosition:l,cameraWorldPosition:c,rotationMatrix:h,lookAtPosition:u,clipPlane:d,renderTarget:p,textureMatrix:m,view:f,target:g,q:v}=this;if(l.setFromMatrixPosition(this.matrixWorld),c.setFromMatrixPosition(n.matrixWorld),h.extractRotation(this.matrixWorld),o.set(0,0,1),o.applyMatrix4(h),f.subVectors(l,c),!(f.dot(o)>0)){f.reflect(o).negate(),f.add(l),h.extractRotation(n.matrixWorld),u.set(0,0,-1),u.applyMatrix4(h),u.add(c),g.subVectors(l,u),g.reflect(o).negate(),g.add(l),s.position.copy(f),s.up.set(0,1,0),s.up.applyMatrix4(h),s.up.reflect(o),s.lookAt(g),s.far=n.far,s.updateMatrixWorld(),s.projectionMatrix.copy(n.projectionMatrix),m.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),m.multiply(s.projectionMatrix),m.multiply(s.matrixWorldInverse),m.multiply(this.matrixWorld),a.setFromNormalAndCoplanarPoint(o,l),a.applyMatrix4(s.matrixWorldInverse),d.set(a.normal.x,a.normal.y,a.normal.z,a.constant);var _=s.projectionMatrix;v.x=(Math.sign(d.x)+_.elements[8])/_.elements[0],v.y=(Math.sign(d.y)+_.elements[9])/_.elements[5],v.z=-1,v.w=(1+_.elements[10])/_.elements[14],d.multiplyScalar(2/d.dot(v)),_.elements[2]=d.x,_.elements[6]=d.y,_.elements[10]=d.z+1-r,_.elements[14]=d.w,this.visible=!1;var x=e.getRenderTarget(),y=e.xr.enabled,M=e.shadowMap.autoUpdate,S=e.outputColorSpace,b=e.toneMapping;e.xr.enabled=!1,e.shadowMap.autoUpdate=!1,e.outputColorSpace=jt,e.toneMapping=Se,e.setRenderTarget(p),e.state.buffers.depth.setMask(!0),!1===e.autoClear&&e.clear();var T=!1;this.XR&&this.skybox&&(this.skybox.visible?T=!0:this.skybox.visible=!0);var w=!1;null!==(i=this.shadowPlane)&&void 0!==i&&i.visible&&(this.shadowPlane.visible=!1,w=!0),e.render(t,s),e.xr.enabled=y,e.shadowMap.autoUpdate=M,e.outputColorSpace=S,e.toneMapping=b,e.setRenderTarget(x),this.XR&&this.skybox&&!T&&(this.skybox.visible=!1),w&&(this.shadowPlane.visible=!0);var E=n.viewport;void 0!==E&&e.state.viewport(E),this.visible=!0}}getRenderTarget(){return this.renderTarget}dispose(){this.renderTarget.dispose(),this.material.dispose()}}var wf=Object.freeze({__proto__:null,Mirrors:class{constructor(e){var{mirrors:t}=e.artifact,n=q.devicePixelRatio;this.textureWidth=q.innerWidth*n,this.textureHeight=q.innerHeight*n,this.engine=e,e.mirrors=t.map(this.addMirror.bind(this))}addMirror(e){var{clipBias:t=.003,color:n=7829367,type:i,params:r=[4,32],rotation:s={},position:a={}}=e,o=this.createGeometry({type:i,params:r}),{textureHeight:l,textureWidth:c}=this,h=new Tf(o,{clipBias:t,textureWidth:c,textureHeight:l,color:n},this.engine),{x:u,y:d,z:p}=s;if(u){var m=mn.degToRad(u);h.rotateX(m)}if(d){var f=mn.degToRad(d);h.rotateY(f)}if(p){var g=mn.degToRad(p);h.rotateZ(g)}var{x:v,y:_,z:x}=a;return v&&h.position.setX(v),_&&h.position.setY(_),x&&h.position.setZ(x),this.engine.model.add(h),h}createGeometry(e){var{type:t,params:n}=e,{BOX:i,CIRCLE:r,PLANE:s,RING:a,SPHERE:o}=q.APP_DB.MESH_TYPES;switch(t){case i:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a BoxGeometry. Mirrors with volume will sometimes create rendering issues."),new Kr(...n);case r:return new zc(...n);case s:return new vs(...n);case a:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a RingGeometry. Mirrors with volume will sometimes create rendering issues."),new Ah(...n);case o:return console.warn("W_MIRROR_WITH_VOLUME","Mirror is using a SphereGeometry. Mirrors with volume will sometimes create rendering issues."),new Ch(...n);default:return new vs(...n)}}}}),Ef=Object.freeze({__proto__:null,addPly:e=>{var n,{artifact:i,preload:r}=e,s=Qm(i.ply,{vertexColors:!0,size:.01,sizeAttenuation:!0,opacity:"1.0"}),a={x:0,y:0,z:0},o=Qm(i.ply,{positions:[],rotations:[],position:a,pos:a,rotation:a,rot:a});e.morphTargetInfluenceConfig=Qm(i.ply,{animated:!1,delay:1e3,speed:1});var l=new Go;l.name="plyGroup";var{position:c=o.pos,positions:h=[],rotation:u=o.rot,rotations:d=[],scale:p,scales:m=[]}=o,f=0!==c.x||0!==c.y||0!==c.z;if(X.arr(r.assets.ply)&&null!==(n=r.assets.ply)&&void 0!==n&&n.length)if(e.morphTargetInfluenceConfig.animated){var[g]=r.assets.ply;g.morphAttributes={position:[],color:[]},r.assets.ply.forEach((e=>{g.morphAttributes.position.push(e.attributes.position),g.morphAttributes.color.push(e.attributes.color)}));var v=new rc(t(t({},s),{},{transparent:"1.0"!==s.opacity})),_=new cc(g,v);if(_.morphTargetInfluences[0]=1,e.animatedPoints=_,e.morphTargetTargetIndex=1,l.add(_),f){var x=l.position,{x:y=x.x,y:M=x.y,z:S=x.z}=c;l.position.set(y,M,S)}}else r.assets.ply.forEach(((e,n)=>{var i=new rc(t(t({},s),{},{transparent:"1.0"!==s.opacity})),r=new cc(e,i);if(h[n]){var{x:a,y:o,z:f}=h[n];r.position.set(a,o,f)}else if(c){var{x:g,y:v,z:_}=c;r.position.set(g,v,_)}if(d[n]){var{x:x,y:y,z:M}=d[n];r.rotation.set(x,y,M)}else if(u){var{x:S,y:b,z:T}=u;r.rotation.set(S,b,T)}if(m[n]){var{x:w,y:E,z:A}=m[n];r.scale.set(w,E,A)}else if(p){var{x:R,y:C,z:P}=p;r.scale.set(R,C,P)}l.add(r)}));else{var b=new rc(t(t({},s),{},{transparent:"1.0"!==s.opacity}));if(l.add(new cc(r.assets.ply,b)),f){var T=l.position,{x:w=T.x,y:E=T.y,z:A=T.z}=c;l.position.set(w,E,A)}}e.model?e.model.add(l):e.model=l}});var Af=Object.freeze({__proto__:null,Particles:class{constructor(e){var{artifact:t,model:n,preload:i}=e;this.preload=i,this.model=n,this.defaultBox={x:10,y:10,z:10},this.particles=Qm(t.particles,[{name:"snowflake",size:.1,box:this.defaultBox}]),this.materials=[]}init(){var e=this;return i((function*(){var t=e.preload.textureLoader,n=new Go;yield Promise.all(e.particles.map(function(){var r=i((function*(i){var{box:r=e.defaultBox,color:s=16777215,count:a=1e3,name:o,size:l,imgType:c="png",opacity:h=1}=i,u=o;u.endsWith(".".concat(c))&&(u=u.replace(".".concat(c),"")),kp.WEBP?u+=".webp":u+=".".concat(c);for(var d=yield e.preload.promisifiedLoad({loader:t,file:"https://static.artificialmuseum.com/textures/matcap/".concat(u)}),p=new rc({size:l,map:d,color:s,blending:1,depthTest:!1,transparent:!0,opacity:h}),m=new Pr,f=[],g=0;g<a;g++){var v=void 0;if(0===r.xMin)v=Math.random()*r.x;else v=(Math.random()>.5?-1:1)*Math.random()*(2*r.x)-r.x;var _=Math.random()*r.y,x=void 0;if(0===r.zMin)x=Math.random()*r.z;else x=(Math.random()>.5?-1:1)*Math.random()*(2*r.z)-r.z;f.push(v,_,x)}m.setAttribute("position",new Sr(f,3));var y=new cc(m,p);n.add(y)}));return function(e){return r.apply(this,arguments)}}())),e.model.add(n),e.particles=n}))()}update(e){var{delta:t}=e;this.particles.rotation.y+=.01*t}}});var Rf=Object.freeze({__proto__:null,LookAtCamera:class{constructor(e){this.lookAtPosition=new Vn;var{artifact:t,model:n}=e;n.traverse((n=>{var i=t.lookAtCameraObjects.find((e=>tf({node:n,search:X.str(e)?e:e.name})));if(i){var{speed:r,lookAtY:s=!0}=i;r=X.num(r)?r:t.lookAtSpeed,s=X.bool(t.lookAtY)?t.lookAtY:s,e.lookAtCameraObjects.push({speed:r,lookAtY:s,node:n,alpha:0})}}))}render(e){var{engine:t,delta:n}=e,{camera:i,lookAtCameraObjects:r=[],lookAtY:s}=t;r.forEach((e=>{var{lookAtY:t=!0,node:r,speed:a}=e;if(!1!==t&&!1!==s){var o,l,c,h;e.alpha+=n*a,this.lookAtPosition.x=0,this.lookAtPosition.y=0,this.lookAtPosition.z=r.position.distanceTo(i.position),!1!==t&&!1!==s||(this.lookAtPosition.y=0===r.position.y?.01:r.position.y),this.lookAtPosition.distanceToSquared(i.position)>.1?(this.lookAtPosition.lerp(i.position,Math.min(1,e.alpha)),r.lookAt(this.lookAtPosition)):e.alpha=0}else{var u=(o=i.position.x,l=r.position.x,c=i.position.z,h=r.position.z,Math.atan2(o-l,c-h));r.rotation.y=u}}))}}});var Cf=Object.freeze({__proto__:null,TextGeometry:class extends bh{constructor(e,t={}){const n=t.font;if(void 0===n)super();else{const i=n.generateShapes(e,t.size);t.depth=void 0!==t.height?t.height:50,void 0===t.bevelThickness&&(t.bevelThickness=10),void 0===t.bevelSize&&(t.bevelSize=8),void 0===t.bevelEnabled&&(t.bevelEnabled=!1),super(i,t)}this.type="TextGeometry"}}});var Pf=Object.freeze({__proto__:null,CustomMaterials:class{constructor(e){var{preload:t}=e,{customMaterials:n=[]}=t.assets;n.forEach((t=>{var{config:n,material:i}=t,{target:r}=n,s=e.model.getObjectByName(r);s&&(X.fn(i.init)&&i.init({engine:e,node:s,target:r}),s.material=i,e.customMaterials.push({config:n,material:i}))})),e.addRenderStep(this.tick.bind(this))}tick(e){var{delta:t,engine:n}=e;n.customMaterials.forEach((n=>{var{config:i,material:r}=n;if(r.uniforms.uTime){var{speed:s=1}=i;r.uniforms.uTime.value+=t*s}X.fn(r.tick)&&r.tick(e)}))}}}),Lf=["canvas","texture","scale","scene","shaderConfig"];class If extends ts{constructor(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},{canvas:t,texture:n,scale:i=1,scene:r,shaderConfig:a={}}=e;super(s(e,Lf)),this.scene=r;var o=new Fn;(t||n)&&(t?o=new pc(t):n&&(o=n),o.needsUpdate=!1,o.minFilter=ke,o.magFilter=ke,o.format=Qe);var{ptSize:l=1,sizeAttenuation:c=1}=a;this.shaderConfig=Qm(a,{filterSize:"1",minDepth:"0.1",maxDepth:"7.0",depthThresholdFilter:"1.0",scale:2*i,depthScale:"1.0",hueRedReducer:"0.0",pixelDepth:"3.0",ptSize:(parseFloat(l)*window.devicePixelRatio).toFixed(1).toString(),sizeAttenuation:(parseFloat(c)*window.devicePixelRatio).toFixed(2).toString(),alpha:1,iK:[0,0,0,0],width:1164,height:776}),this.uniforms={texImg:{type:"t",value:o},texSize:{type:"i2",value:[this.shaderConfig.width,this.shaderConfig.height]},iK:{type:"f4",value:this.shaderConfig.iK},scale:{type:"f",value:this.shaderConfig.scale},ptSize:{type:"f",value:this.shaderConfig.ptSize},alpha:{type:"f",value:this.shaderConfig.alpha},filterSize:{type:"f",value:this.shaderConfig.filterSize},minDepth:{type:"f",value:this.shaderConfig.minDepth},maxDepth:{type:"f",value:this.shaderConfig.maxDepth},depthThresholdFilter:{type:"f",value:this.shaderConfig.depthThresholdFilter},hueRedReducer:{type:"f",value:this.shaderConfig.hueRedReducer},pixelDepth:{type:"f",value:this.shaderConfig.pixelDepth},depthScale:{type:"f",value:this.shaderConfig.depthScale},sizeAttenuation:{type:"f",value:this.shaderConfig.sizeAttenuation}},this.side=fe,this.transparent=!1,this.vertexShader="\nattribute float vertexIdx;\n\nvarying float vVertexIdx;\nvarying vec2 vPtPos;\n\nuniform ivec2 texSize;\nuniform sampler2D texImg;\nuniform vec4 iK;\nuniform float scale;\nuniform float minDepth;\nuniform float maxDepth;\nuniform float pixelDepth;\nuniform int filterSize;\nuniform float ptSize;\nuniform float depthThresholdFilter;\nuniform float depthScale;\nuniform float hueRedReducer;\nuniform float sizeAttenuation;\n\n#include <common>\n\nfloat rgb2hue(vec3 c) {\n  float r = c.r - hueRedReducer;\n  vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);\n  vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));\n  vec4 q = mix(vec4(p.xyw, r), vec4(r, p.yzx), step(p.x, r));\n\n  float d = q.x - min(q.w, q.y);\n  float e = 1.0e-10;\n  return abs(q.z + (q.w - q.y) / (6.0 * d + e));\n}\n\nfloat getPixelDepth(ivec2 pixel) {\n  vec2 lookupPt = (vec2(pixel) + vec2(0.5)) / vec2(texSize);\n  float hue = rgb2hue(texture2D(texImg, lookupPt).rgb);\n  float pxDepth = pixelDepth * hue;\n  if (pxDepth == 0.0) {\n    return 1.0 * pixelDepth;\n  }\n  return pxDepth;\n}\n\nbool shouldDiscard(ivec2 currPixel) {\n  float centerPixelDepth = getPixelDepth(currPixel);\n\n  for (int i = -filterSize; i <= filterSize; i++) {\n    for (int j = -filterSize; j <= filterSize; j++) {\n      if (i == 0 && j == 0) {\n        continue;\n      }\n\n      float currDepth = getPixelDepth(currPixel + ivec2(j, i));\n\n      if (currDepth < minDepth\n        || currDepth > maxDepth\n        || abs(centerPixelDepth - currDepth) > depthThresholdFilter\n      ) {\n        return true;\n      }\n    }\n  }\n\n  return false;\n}\n\nvoid main() {\n  ivec2 frameSize = ivec2(texSize.x / 2, texSize.y);\n  int vertIdx = int(vertexIdx);\n\n  int actualNumPts = frameSize.x * frameSize.y;\n  if (vertIdx >= actualNumPts) {\n    gl_Position = vec4(0.0);\n    return;\n  }\n\n  int ptY = vertIdx / int(frameSize.x);\n  int ptX = vertIdx - ptY * int(frameSize.x);\n\n  ivec2 pt = ivec2(ptX, ptY);\n\n  if (ptX <= 5 || shouldDiscard(pt)) {\n    gl_Position = vec4(0.0);\n    return;\n  }\n\n  float currDepth = getPixelDepth(pt);\n\n  vec3 ptPos = scale * vec3(\n    (iK.x * float(ptX) + iK.z) * currDepth,\n    (iK.y * float(ptY) + iK.w) * currDepth,\n    -currDepth * depthScale\n  );\n\n  vec4 mvPos = modelViewMatrix * vec4(ptPos, 1.0);\n  gl_Position = projectionMatrix * mvPos;\n\n  vPtPos = vec2(float(ptX), float(ptY));\n  vVertexIdx = vertexIdx;\n\n  gl_PointSize = ptSize;\n\n  bool isPerspective = isPerspectiveMatrix(projectionMatrix);\n  if ( isPerspective ) {\n    gl_PointSize = max(ptSize, sizeAttenuation / -mvPos.z);\n  }\n}\n",this.fragmentShader="\nvarying float vVertexIdx;\nvarying vec2 vPtPos;\n\nuniform ivec2 texSize;\nuniform sampler2D texImg;\nuniform float alpha;\n\nvoid main() {\n  vec2 frameSizeF = vec2(texSize.x / 2, texSize.y);\n  ivec2 frameSize = ivec2(frameSizeF);\n\n  int vertIdx = int(vVertexIdx);\n  int actualNumPts = frameSize.x * frameSize.y;\n  if (vertIdx >= actualNumPts) {\n    discard;\n  }\n\n  vec2 lookupPt = (vec2(vPtPos.x + frameSizeF.x, vPtPos.y) + vec2(0.5)) / vec2(texSize);\n  vec3 currColor = texture2D(texImg, lookupPt).rgb;\n\n  gl_FragColor = vec4(currColor, alpha);\n}\n"}}class Df{constructor(e){var{artifact:t,image:n,position:i,quaternion:r,intrinsicMatrix:s,scene:a}=e;this.imageSource=n;var o=new Go;this.imageObject=o;var{pos:l=t.position,rot:c=t.rotation}=t;if(l){var{x:h,y:u,z:d}=l;h&&(o.position.x+=h),u&&(o.position.y+=u),d&&(o.position.z+=d)}if(c){var{x:p,y:m,z:f}=c;p&&o.rotateX(p),m&&o.rotateY(m),f&&o.rotateZ(f)}var{width:g,height:v}=n.source.data,{ifx:_,ify:x,itx:y,ity:M}=s,S={iK:[_,x,y,M],width:g,height:v};this.material=new If({texture:n,scene:a,scale:1,shaderConfig:S}),o.position.set(i.x,i.y,i.z),o.quaternion.set(r.qx,r.qy,r.qz,r.qw);var b=g*v;this.buffIndices=new Uint32Array(b),this.buffPointIndicesAttr=new Float32Array(b);for(var T=0;T<b;T++)this.buffIndices[T]=T,this.buffPointIndicesAttr[T]=parseFloat(T);var w=new Pr;w.setAttribute("vertexIdx",new Sr(this.buffPointIndicesAttr,1)),w.setIndex(new Mr(new Uint32Array(this.buffIndices),1));var E=new cc(w,this.material);E.frustumCulled=!1,o.add(E)}}var Uf=Object.freeze({__proto__:null,Record3DImage:Df,Record3DImages:class{constructor(e){var{config:t,engine:n,images:i}=e,{artifact:r}=n;n.model||(n.model=new Go),this.config=Qm(t,{showImagesGradually:!1,intrinsicMatrix:{ifx:.00155,ify:.00155,itx:-.44672,ity:-.59575}}),i.forEach((e=>{var{position:t,quaternion:i,intrinsicMatrix:s=this.config.intrinsicMatrix,object:a}=e,o=new Df({artifact:r,image:a,position:t,quaternion:i,intrinsicMatrix:s,parent:n.scene});n.model.add(o.imageObject)}))}}});var Nf=Object.freeze({__proto__:null,Portal:class{constructor(e){var t,{engine:n,mergeConfig:i}=e;if(this.engine=n,this.config=i(n.artifact.portal,{parent:"portal",clip:"clip",door:"door",skyIn:"skyIn",skyOut:"skyOut",groundIn:"groundIn",groundOut:"groundOut",earth:"earthOut",earthOutside:"earthOutside",placard:"placard",placardImage:!1,textureTarget:"textureTarget",renderTarget:"clipRenderTarget",renderTarget2:"clipRenderTarget2",triggerAreas:"triggerAreas",isInsideDoor:"isInsideDoor",isOutsideDoor:"isOutsideDoor",ignoreChildren:!1,isInDoor:"isInDoor",showIn:"showIn",hideIn:"hideIn",excludedChildren:"earthOutside",opened:!0,rayCast:{near:.5,far:50},load:!0,pos:{x:0,y:0,z:0}}),this.opened=this.config.opened,this.meshNames=i(n.artifact.portal,{clip:"clip",door:"door",skyIn:"skyIn",skyOut:"skyOut",groundIn:"groundIn",groundOut:"groundOut",earth:"earthOut",placard:"placard",renderTarget:"clipRenderTarget",renderTarget2:"clipRenderTarget2",earthOutside:"earthOutside"}),this.isInside=!1,this.camera=n.camera,this.model=n.model,null!=n&&null!==(t=n.model)&&void 0!==t&&t.children&&!0!==this.config.ignoreChildren){var r=new Go;r.name="artifact",Object.entries(this.meshNames).forEach((e=>{var[t,i]=e,r=n.model.getObjectByName(i);r&&(this[t]=r)})),n.model.children.filter((e=>!this.config.excludedChildren.includes(e.name))).forEach((e=>{r.add(e),e.remove()})),this.children=[r];var{x:s,y:a,z:o}=this.config.pos;r.position.set(s,a,o),n.model.add(r)}else this.children=[];var l=n.model.getObjectByName("outside");this.outChildren=l?l.children:[],this.toggleOut(!1);var c=!1,h=!1,{glb:u,placardColor:d,placardNormal:p}=n.preload.assets.Portal;if(d&&(c=d),p&&(h=p),u){var{animations:m=[],scene:f}=u;m.length&&n.animations.push(...m),n.model?n.model.add(...f.children):n.model=f}var g=n.model.getObjectByName(this.config.parent);this.portal=g;var v=this.portal.getObjectByName("outside");v&&this.outChildren.push(...v.children);var _=this.portal.getObjectByName("inside");_&&this.children.push(..._.children),Object.entries(this.meshNames).forEach((e=>{var[t,n]=e,i=g.getObjectByName(n);i&&(this[t]?i.visible=!1:this[t]=i)}));var x=n.model.getObjectByName(this.meshNames.groundIn);if(x){if("portal"!==x.parent.parent.name){var y=g.getObjectByName(this.meshNames.groundIn);y&&y.position.set(5e3,5e3,5e3)}x.receiveShadow=!0}else console.error("groundIn not defined, looked for",this.meshNames.groundIn,n.model);var M=n.model.getObjectByName(this.meshNames.groundOut);if(M){if("portal"!==M.parent.parent.name){var S=g.getObjectByName(this.meshNames.groundOut);S&&S.position.set(5e3,5e3,5e3)}M.receiveShadow=!0}else console.error("groundOut not defined, looked for",this.meshNames.groundOut,n.model);var b=n.model.getObjectByName(this.meshNames.skyIn);if(b){b.receiveShadow=!1;var T=new ur;T.map=b.material.map,T.side=me,b.material=T}else console.error("skyIn not defined, looked for",this.meshNames.skyIn,n.model);var w=n.model.getObjectByName(this.meshNames.skyOut);if(w){w.receiveShadow=!1;var E=new ur;E.map=w.material.map,E.side=me,w.material=E}else console.error("skyOut not defined, looked for",this.meshNames.skyOut,n.model);this.renderTarget2&&(this.renderTarget2.visible=!1),this.config.textureTarget&&(this.textureTarget=g.getObjectByName(this.config.textureTarget),this.textureTarget&&(c?(this.textureTarget.material.map.source.data=c.source.data,h&&this.textureTarget.material.normalMap&&(this.textureTarget.material.normalMap.source.data=h.source.data),this.textureTarget.material.needsUpdate=!0):this.textureTarget.visible=!1)),this.triggerAreas=g.getObjectByName("triggerAreas"),this.triggerAreas.visible=!1,this.toggleOut(!1),this.toggleRenderTarget(!1),this.rayDirection=new Vn(0,-1,0);var{near:A,far:R}=this.config.rayCast;this.raycaster=new Ad(this.camera.position,this.rayDirection,A,R),this.lastIntersect=!1,this.door&&(this.door.castShadow=!0),n.addRenderStep(this.render.bind(this))}open(){this.opened=!0}close(){this.opened=!1}getTriggerArea(){var e;this.raycaster.set(this.camera.position,this.rayDirection);var[t]=this.raycaster.intersectObject(this.triggerAreas,!0);return null==t||null===(e=t.object)||void 0===e?void 0:e.name}setIfDifferent(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"visible";e&&(X.arr(e)?e:[e]).forEach((e=>{var i;e&&(e[n]!==t&&(e[n]=t),null!=e&&null!==(i=e.children)&&void 0!==i&&i.length&&e.traverse((e=>{e.hasOwnProperty(n)&&(e[n]=t)})))}))}toggleIn(e){this.setIfDifferent([this.skyIn,this.groundIn,...this.children],e)}toggleOut(e){this.setIfDifferent([this.skyOut,this.groundOut,this.earth,...this.outChildren],e),this.earthOutside&&this.setIfDifferent([this.earthOutside],!e)}toggleClip(e){this.setIfDifferent(this.clip,e)}togglePlacard(e){this.placard&&this.setIfDifferent(this.placard,e)}rotatePlacard(e){if(this.placard){var t=new Ci(0,mn.degToRad(e),0);this.placard.quaternion.setFromEuler(t)}}toggleRenderTarget(e){this.setIfDifferent(this.renderTarget,e)}walkInside(){this.opened?this.isInside||(this.toggleIn(!0),this.toggleOut(!0),this.toggleClip(!1),this.rotatePlacard(180),this.toggleRenderTarget(!0),this.isInside=!0):(this.toggleIn(!1),this.toggleOut(!1),this.toggleClip(!1),this.toggleRenderTarget(!1))}walkOutside(){this.isInside&&(this.toggleIn(!0),this.toggleOut(!1),this.toggleClip(!0),this.rotatePlacard(0),this.toggleRenderTarget(!1),this.isInside=!1)}render(){if(this.engine.modelSpawned){var e=this.getTriggerArea();if(e){if(this.lastIntersect!==e){var{isInsideDoor:t,isOutsideDoor:n,isInDoor:i,showIn:r,hideIn:s}=this.config,a=this.lastIntersect;e===t?a!==n&&a!==i||this.walkInside():e===n?a!==t&&a!==i||this.walkOutside():e===i&&(this.toggleIn(!0),this.toggleOut(a===n)),this.isInside||(e===r?(this.toggleIn(!0),this.toggleOut(!1),this.toggleClip(!0)):e===s&&(this.toggleIn(!1),this.toggleOut(!1),this.toggleClip(!1))),this.lastIntersect=e}}else this.lastIntersect=!1}}}});class Of extends Yr{constructor(e,t={}){super(e),this.isWater=!0;const n=this,i=void 0!==t.textureWidth?t.textureWidth:512,r=void 0!==t.textureHeight?t.textureHeight:512,s=void 0!==t.clipBias?t.clipBias:0,a=void 0!==t.alpha?t.alpha:1,o=void 0!==t.time?t.time:0,l=void 0!==t.waterNormals?t.waterNormals:null,c=void 0!==t.sunDirection?t.sunDirection:new Vn(.70707,.70707,0),h=new cr(void 0!==t.sunColor?t.sunColor:16777215),u=new cr(void 0!==t.waterColor?t.waterColor:8355711),d=void 0!==t.eye?t.eye:new Vn(0,0,0),p=void 0!==t.distortionScale?t.distortionScale:20,m=void 0!==t.side?t.side:pe,f=void 0!==t.fog&&t.fog,g=new us,v=new Vn,_=new Vn,x=new Vn,y=new xi,M=new Vn(0,0,-1),S=new zn,b=new Vn,T=new Vn,w=new zn,E=new xi,A=new is,R=new Bn(i,r),C={uniforms:es.merge([xs.fog,xs.lights,{normalSampler:{value:null},mirrorSampler:{value:null},alpha:{value:1},time:{value:0},size:{value:1},distortionScale:{value:20},textureMatrix:{value:new xi},sunColor:{value:new cr(8355711)},sunDirection:{value:new Vn(.70707,.70707,0)},eye:{value:new Vn},waterColor:{value:new cr(5592405)}}]),vertexShader:"\n\t\t\t\tuniform mat4 textureMatrix;\n\t\t\t\tuniform float time;\n\n\t\t\t\tvarying vec4 mirrorCoord;\n\t\t\t\tvarying vec4 worldPosition;\n\n\t\t\t\t#include <common>\n\t\t\t\t#include <fog_pars_vertex>\n\t\t\t\t#include <shadowmap_pars_vertex>\n\t\t\t\t#include <logdepthbuf_pars_vertex>\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tmirrorCoord = modelMatrix * vec4( position, 1.0 );\n\t\t\t\t\tworldPosition = mirrorCoord.xyzw;\n\t\t\t\t\tmirrorCoord = textureMatrix * mirrorCoord;\n\t\t\t\t\tvec4 mvPosition =  modelViewMatrix * vec4( position, 1.0 );\n\t\t\t\t\tgl_Position = projectionMatrix * mvPosition;\n\n\t\t\t\t#include <beginnormal_vertex>\n\t\t\t\t#include <defaultnormal_vertex>\n\t\t\t\t#include <logdepthbuf_vertex>\n\t\t\t\t#include <fog_vertex>\n\t\t\t\t#include <shadowmap_vertex>\n\t\t\t}",fragmentShader:"\n\t\t\t\tuniform sampler2D mirrorSampler;\n\t\t\t\tuniform float alpha;\n\t\t\t\tuniform float time;\n\t\t\t\tuniform float size;\n\t\t\t\tuniform float distortionScale;\n\t\t\t\tuniform sampler2D normalSampler;\n\t\t\t\tuniform vec3 sunColor;\n\t\t\t\tuniform vec3 sunDirection;\n\t\t\t\tuniform vec3 eye;\n\t\t\t\tuniform vec3 waterColor;\n\n\t\t\t\tvarying vec4 mirrorCoord;\n\t\t\t\tvarying vec4 worldPosition;\n\n\t\t\t\tvec4 getNoise( vec2 uv ) {\n\t\t\t\t\tvec2 uv0 = ( uv / 103.0 ) + vec2(time / 17.0, time / 29.0);\n\t\t\t\t\tvec2 uv1 = uv / 107.0-vec2( time / -19.0, time / 31.0 );\n\t\t\t\t\tvec2 uv2 = uv / vec2( 8907.0, 9803.0 ) + vec2( time / 101.0, time / 97.0 );\n\t\t\t\t\tvec2 uv3 = uv / vec2( 1091.0, 1027.0 ) - vec2( time / 109.0, time / -113.0 );\n\t\t\t\t\tvec4 noise = texture2D( normalSampler, uv0 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv1 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv2 ) +\n\t\t\t\t\t\ttexture2D( normalSampler, uv3 );\n\t\t\t\t\treturn noise * 0.5 - 1.0;\n\t\t\t\t}\n\n\t\t\t\tvoid sunLight( const vec3 surfaceNormal, const vec3 eyeDirection, float shiny, float spec, float diffuse, inout vec3 diffuseColor, inout vec3 specularColor ) {\n\t\t\t\t\tvec3 reflection = normalize( reflect( -sunDirection, surfaceNormal ) );\n\t\t\t\t\tfloat direction = max( 0.0, dot( eyeDirection, reflection ) );\n\t\t\t\t\tspecularColor += pow( direction, shiny ) * sunColor * spec;\n\t\t\t\t\tdiffuseColor += max( dot( sunDirection, surfaceNormal ), 0.0 ) * sunColor * diffuse;\n\t\t\t\t}\n\n\t\t\t\t#include <common>\n\t\t\t\t#include <packing>\n\t\t\t\t#include <bsdfs>\n\t\t\t\t#include <fog_pars_fragment>\n\t\t\t\t#include <logdepthbuf_pars_fragment>\n\t\t\t\t#include <lights_pars_begin>\n\t\t\t\t#include <shadowmap_pars_fragment>\n\t\t\t\t#include <shadowmask_pars_fragment>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\t#include <logdepthbuf_fragment>\n\t\t\t\t\tvec4 noise = getNoise( worldPosition.xz * size );\n\t\t\t\t\tvec3 surfaceNormal = normalize( noise.xzy * vec3( 1.5, 1.0, 1.5 ) );\n\n\t\t\t\t\tvec3 diffuseLight = vec3(0.0);\n\t\t\t\t\tvec3 specularLight = vec3(0.0);\n\n\t\t\t\t\tvec3 worldToEye = eye-worldPosition.xyz;\n\t\t\t\t\tvec3 eyeDirection = normalize( worldToEye );\n\t\t\t\t\tsunLight( surfaceNormal, eyeDirection, 100.0, 2.0, 0.5, diffuseLight, specularLight );\n\n\t\t\t\t\tfloat distance = length(worldToEye);\n\n\t\t\t\t\tvec2 distortion = surfaceNormal.xz * ( 0.001 + 1.0 / distance ) * distortionScale;\n\t\t\t\t\tvec3 reflectionSample = vec3( texture2D( mirrorSampler, mirrorCoord.xy / mirrorCoord.w + distortion ) );\n\n\t\t\t\t\tfloat theta = max( dot( eyeDirection, surfaceNormal ), 0.0 );\n\t\t\t\t\tfloat rf0 = 0.3;\n\t\t\t\t\tfloat reflectance = rf0 + ( 1.0 - rf0 ) * pow( ( 1.0 - theta ), 5.0 );\n\t\t\t\t\tvec3 scatter = max( 0.0, dot( surfaceNormal, eyeDirection ) ) * waterColor;\n\t\t\t\t\tvec3 albedo = mix( ( sunColor * diffuseLight * 0.3 + scatter ) * getShadowMask(), ( vec3( 0.1 ) + reflectionSample * 0.9 + reflectionSample * specularLight ), reflectance);\n\t\t\t\t\tvec3 outgoingLight = albedo;\n\t\t\t\t\tgl_FragColor = vec4( outgoingLight, alpha );\n\n\t\t\t\t\t#include <tonemapping_fragment>\n\t\t\t\t\t#include <colorspace_fragment>\n\t\t\t\t\t#include <fog_fragment>\t\n\t\t\t\t}"},P=new ts({fragmentShader:C.fragmentShader,vertexShader:C.vertexShader,uniforms:es.clone(C.uniforms),lights:!0,side:m,fog:f});P.uniforms.mirrorSampler.value=R.texture,P.uniforms.textureMatrix.value=E,P.uniforms.alpha.value=a,P.uniforms.time.value=o,P.uniforms.normalSampler.value=l,P.uniforms.sunColor.value=h,P.uniforms.waterColor.value=u,P.uniforms.sunDirection.value=c,P.uniforms.distortionScale.value=p,P.uniforms.eye.value=d,n.material=P,n.onBeforeRender=function(e,t,i){if(_.setFromMatrixPosition(n.matrixWorld),x.setFromMatrixPosition(i.matrixWorld),y.extractRotation(n.matrixWorld),v.set(0,0,1),v.applyMatrix4(y),b.subVectors(_,x),b.dot(v)>0)return;b.reflect(v).negate(),b.add(_),y.extractRotation(i.matrixWorld),M.set(0,0,-1),M.applyMatrix4(y),M.add(x),T.subVectors(_,M),T.reflect(v).negate(),T.add(_),A.position.copy(b),A.up.set(0,1,0),A.up.applyMatrix4(y),A.up.reflect(v),A.lookAt(T),A.far=i.far,A.updateMatrixWorld(),A.projectionMatrix.copy(i.projectionMatrix),E.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),E.multiply(A.projectionMatrix),E.multiply(A.matrixWorldInverse),g.setFromNormalAndCoplanarPoint(v,_),g.applyMatrix4(A.matrixWorldInverse),S.set(g.normal.x,g.normal.y,g.normal.z,g.constant);const r=A.projectionMatrix;w.x=(Math.sign(S.x)+r.elements[8])/r.elements[0],w.y=(Math.sign(S.y)+r.elements[9])/r.elements[5],w.z=-1,w.w=(1+r.elements[10])/r.elements[14],S.multiplyScalar(2/S.dot(w)),r.elements[2]=S.x,r.elements[6]=S.y,r.elements[10]=S.z+1-s,r.elements[14]=S.w,d.setFromMatrixPosition(i.matrixWorld);const a=e.getRenderTarget(),o=e.xr.enabled,l=e.shadowMap.autoUpdate;n.visible=!1,e.xr.enabled=!1,e.shadowMap.autoUpdate=!1,e.setRenderTarget(R),e.state.buffers.depth.setMask(!0),!1===e.autoClear&&e.clear(),e.render(t,A),n.visible=!0,e.xr.enabled=o,e.shadowMap.autoUpdate=l,e.setRenderTarget(a);const c=i.viewport;void 0!==c&&e.state.viewport(c)}}}var Ff=Object.freeze({__proto__:null,OceanPlane:class{constructor(e){var{artifact:t,engine:n,preload:i}=e;this.config=Qm(t.ocean,{normals:"oceannormals1",name:"ocean"});var r=n.model.getObjectByName(this.config.name),{waterNormals:s}=i.assets;s.wrapS=s.wrapT=Ue,n.ocean=new Of(r.geometry,{textureWidth:512,textureHeight:512,waterNormals:s,sunDirection:new Vn,sunColor:16777215,waterColor:1048575,distortionScale:3.7,fog:!1}),n.ocean.position.copy(r.position),n.ocean.rotation.copy(r.rotation),n.model.add(n.ocean),r.visible=!1}render(e){var{delta:t,engine:n}=e,{animationSpeed:i=1}=n.artifact.ocean;n.ocean.material.uniforms.time.value+=t*i*.1}}});var zf=Object.freeze({__proto__:null,VideoTrigger:class{constructor(e){var{artifact:t,videoElement:n}=e,i=["videotarget","videotrigger"],{videoTriggerName:r=!1,videoTriggerHide:s=!0}=t;r&&i.push(r),e.model.traverse((e=>{this.ele||i.some((t=>$m(e.name,t)))&&(this.ele=e,s&&(this.ele.visible=!1))})),n.currentTime=.01,this.ele&&e.addRenderStep(this.render.bind(this))}render(e){var{engine:t}=e;if(t.modelSpawned&&t.artifact.triggerVideo&&this.ele){var{audioElement:n,camera:i,videoElement:r}=t,{triggerAudio:s,triggerVideo:a,triggerVideoDistance:o=1.1,videoTriggerExitOnDistance:l=!0,videoTriggerPauseWhenLeaving:c=!0,videoTriggerHide:h=!0}=t.artifact,u=this.ele.position.clone();u.add(this.ele.parent.position);var d=i.position.distanceTo(u),p=r.paused;d<=o?(a&&r&&p&&(r.play(),this.ele.visible=!0),s&&n&&n.paused&&n.play()):(!p&&a&&l&&(c&&(r.pause(),r.currentTime=0),h&&(this.ele.visible=!1)),s&&n&&!n.paused&&n.pause())}}}});var Bf=Object.freeze({__proto__:null,UnderwaterPlane:class{constructor(e){var{engine:t}=e;t.addRenderStep(this.render.bind(this))}preload(e){var t=this;return i((function*(){var{camera:n,preload:i}=e,r=new lf;yield r.preload(i),t.material=r;var s=new vs(2,2),a=new Yr(s,r);n.add(a),a.position.z-=.1}))()}render(e){var{delta:t,engine:n}=e;n.modelSpawned&&this.material.tick(t)}}});export{op as $,ve as A,Pr as B,ur as C,fe as D,Nu as E,pe as F,Su as G,Ee as H,Kr as I,jh as J,Go as K,jt as L,Bh as M,Fe as N,Wi as O,cc as P,Sc as Q,sf as R,ts as S,ep as T,Dh as U,uc as V,q as W,Wm as X,cr as Y,Qu as Z,t as _,X as a,P as a$,ld as a0,cd as a1,zu as a2,ql as a3,nc as a4,Vn as a5,of as a6,rc as a7,$m as a8,du as a9,el as aA,w as aB,is as aC,Ko as aD,H as aE,be as aF,ue as aG,G as aH,ie as aI,Bn as aJ,Fu as aK,Fh as aL,R as aM,Ah as aN,tf as aO,Xm as aP,me as aQ,Fs as aR,$o as aS,Qo as aT,rf as aU,L as aV,Wt as aW,Ym as aX,k as aY,Jm as aZ,A as a_,It as aa,Td as ab,mn as ac,Hh as ad,Ad as ae,ge as af,Uh as ag,Sr as ah,Mr as ai,Qm as aj,Qe as ak,ke as al,J as am,$t as an,le as ao,ce as ap,Gn as aq,Pd as ar,fn as as,E as at,Ci as au,V as av,W as aw,xp as ax,yp as ay,nd as az,Cp as b,I as b0,Vp as b1,Bm as b2,Hm as b3,Zm as b4,U as b5,Hp as b6,C as b7,z as b8,p as b9,Nf as bA,Ff as bB,zf as bC,Bf as bD,F as ba,nf as bb,d as bc,r as bd,u as be,se as bf,o as bg,c as bh,a as bi,xi as bj,Lh as bk,kc as bl,lf as bm,af as bn,cf as bo,uf as bp,df as bq,ff as br,Sf as bs,wf as bt,Ef as bu,Af as bv,Rf as bw,Cf as bx,Pf as by,Uf as bz,i as c,N as d,m as e,g as f,v as g,rp as h,b as i,j,Pp as k,f as l,ip as m,Lp as n,D as o,Ip as p,Up as q,ae as r,kp as s,T as t,xr as u,vs as v,re as w,Yr as x,Ch as y,O as z};
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