fix: compat (#261)

src/_polyfill/CapsuleGeometry.js

@@ -0,0 +1,26 @@
+import { Path, LatheGeometry } from 'three'
+
+class CapsuleGeometry extends LatheGeometry {
+  constructor(radius = 1, length = 1, capSegments = 4, radialSegments = 8) {
+    const path = new Path()
+    path.absarc(0, -length / 2, radius, Math.PI * 1.5, 0)
+    path.absarc(0, length / 2, radius, 0, Math.PI * 0.5)
+
+    super(path.getPoints(capSegments), radialSegments)
+
+    this.type = 'CapsuleGeometry'
+
+    this.parameters = {
+      radius: radius,
+      height: length,
+      capSegments: capSegments,
+      radialSegments: radialSegments,
+    }
+  }
+
+  static fromJSON(data) {
+    return new CapsuleGeometry(data.radius, data.length, data.capSegments, data.radialSegments)
+  }
+}
+
+export { CapsuleGeometry }

src/animation/MMDPhysics.js

@@ -1,7 +1,6 @@
 import {
   Bone,
   BoxGeometry,
-  CapsuleGeometry,
   Color,
   Euler,
   Matrix4,
@@ -12,6 +11,7 @@ import {
   SphereGeometry,
   Vector3,
 } from 'three'
+import { CapsuleGeometry } from '../_polyfill/CapsuleGeometry'
 
 /**
  * Dependencies

src/exporters/GLTFExporter.js

@@ -19,7 +19,7 @@ import {
   RGBAFormat,
   RepeatWrapping,
   Scene,
-  Source,
+  Texture,
   CompressedTexture,
   Vector3,
   PlaneGeometry,
@@ -28,7 +28,6 @@ import {
   Mesh,
   PerspectiveCamera,
   WebGLRenderer,
-  Texture,
 } from 'three'
 
 let _renderer
@@ -797,7 +796,8 @@ class GLTFWriter {
 
     const texture = reference.clone()
 
-    texture.source = new Source(canvas)
+    // TODO Use new Source() instead?
+    texture.source = new Texture(canvas).source
     if ('colorSpace' in texture) texture.colorSpace = ''
     else texture.encoding = 3000
     texture.channel = (metalnessMap || roughnessMap).channel