From 3f8b72bfc4d4890179b5080fedde6d1b0a18a9c3 Mon Sep 17 00:00:00 2001
From: Joacim Magnusson <joacim@isogram.se>
Date: Mon, 18 Nov 2024 00:07:14 +0100
Subject: [PATCH] Fix texture index mapper in examples

---
 examples/bombs.rs           | 12 +++++++++++-
 examples/multiple_worlds.rs | 10 ++++++++++
 examples/noise_terrain.rs   | 12 ++++++++++++
 3 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/examples/bombs.rs b/examples/bombs.rs
index 1f36a08..f51d1cc 100644
--- a/examples/bombs.rs
+++ b/examples/bombs.rs
@@ -1,7 +1,7 @@
 use bevy::{pbr::CascadeShadowConfigBuilder, prelude::*, utils::HashMap};
 use bevy_voxel_world::prelude::*;
 use noise::{HybridMulti, NoiseFn, Perlin};
-use std::time::Duration;
+use std::{sync::Arc, time::Duration};
 #[derive(Resource, Clone, Default)]
 struct MainWorld;
 
@@ -14,6 +14,16 @@ impl VoxelWorldConfig for MainWorld {
     fn voxel_lookup_delegate(&self) -> VoxelLookupDelegate<Self::MaterialIndex> {
         Box::new(move |_chunk_pos| get_voxel_fn())
     }
+
+    fn texture_index_mapper(&self) -> Arc<dyn Fn(Self::MaterialIndex) -> [u32; 3] + Send + Sync> {
+        Arc::new(|mat| match mat {
+            0 => [0, 0, 0],
+            1 => [1, 1, 1],
+            2 => [2, 2, 2],
+            3 => [3, 3, 3],
+            _ => [0, 0, 0],
+        })
+    }
 }
 
 fn main() {
diff --git a/examples/multiple_worlds.rs b/examples/multiple_worlds.rs
index 07cf440..88a0aaf 100644
--- a/examples/multiple_worlds.rs
+++ b/examples/multiple_worlds.rs
@@ -35,6 +35,16 @@ impl VoxelWorldConfig for MainWorld {
     fn voxel_lookup_delegate(&self) -> VoxelLookupDelegate<Self::MaterialIndex> {
         Box::new(move |_chunk_pos| get_voxel_fn())
     }
+
+    fn texture_index_mapper(&self) -> Arc<dyn Fn(Self::MaterialIndex) -> [u32; 3] + Send + Sync> {
+        Arc::new(|mat| match mat {
+            0 => [0, 0, 0],
+            1 => [1, 1, 1],
+            2 => [2, 2, 2],
+            3 => [3, 3, 3],
+            _ => [0, 0, 0],
+        })
+    }
 }
 
 // This is the second world configuration. In this example, the second world is using a custom material.
diff --git a/examples/noise_terrain.rs b/examples/noise_terrain.rs
index fe1549e..a101dcb 100644
--- a/examples/noise_terrain.rs
+++ b/examples/noise_terrain.rs
@@ -1,3 +1,5 @@
+use std::sync::Arc;
+
 use bevy::{pbr::CascadeShadowConfigBuilder, prelude::*, utils::HashMap};
 use bevy_voxel_world::prelude::*;
 use noise::{HybridMulti, NoiseFn, Perlin};
@@ -15,6 +17,16 @@ impl VoxelWorldConfig for MainWorld {
     fn voxel_lookup_delegate(&self) -> VoxelLookupDelegate<Self::MaterialIndex> {
         Box::new(move |_chunk_pos| get_voxel_fn())
     }
+
+    fn texture_index_mapper(&self) -> Arc<dyn Fn(Self::MaterialIndex) -> [u32; 3] + Send + Sync> {
+        Arc::new(|mat| match mat {
+            0 => [0, 0, 0],
+            1 => [1, 1, 1],
+            2 => [2, 2, 2],
+            3 => [3, 3, 3],
+            _ => [0, 0, 0],
+        })
+    }
 }
 
 fn main() {