RenderObject: Honor sampler data in material cache key. (#31633)

src/renderers/common/RenderObject.js

@@ -682,7 +682,7 @@ class RenderObject {
 	 */
 	getMaterialCacheKey() {
 
-		const { object, material } = this;
+		const { object, material, renderer } = this;
 
 		let cacheKey = material.customProgramCacheKey();
 
@@ -712,6 +712,18 @@ class RenderObject {
 
 						valueKey += value.mapping;
 
+						// WebGPU must honor the sampler data because they are part of the bindings
+
+						if ( renderer.backend.isWebGPUBackend === true ) {
+
+							valueKey += value.magFilter;
+							valueKey += value.minFilter;
+							valueKey += value.wrapS;
+							valueKey += value.wrapT;
+							valueKey += value.wrapR;
+
+						}
+
 					}
 
 					valueKey += '}';