Merge pull request #20178 from WestLangley/dev_uvmap_priorities

WebGLMaterials: Added clearcoat maps to the uv offset/repeat priorities

src/renderers/webgl/WebGLMaterials.js

@@ -177,10 +177,16 @@ function WebGLMaterials( properties ) {
 		// uv repeat and offset setting priorities
 		// 1. color map
 		// 2. specular map
-		// 3. normal map
-		// 4. bump map
-		// 5. alpha map
-		// 6. emissive map
+		// 3. displacementMap map
+		// 4. normal map
+		// 5. bump map
+		// 6. roughnessMap map
+		// 7. metalnessMap map
+		// 8. alphaMap map
+		// 9. emissiveMap map
+		// 10. clearcoat map
+		// 11. clearcoat normal map
+		// 12. clearcoat roughnessMap map
 
 		let uvScaleMap;
 
@@ -220,6 +226,18 @@ function WebGLMaterials( properties ) {
 
 			uvScaleMap = material.emissiveMap;
 
+		} else if ( material.clearcoatMap ) {
+
+			uvScaleMap = material.clearcoatMap;
+
+		} else if ( material.clearcoatNormalMap ) {
+
+			uvScaleMap = material.clearcoatNormalMap;
+
+		} else if ( material.clearcoatRoughnessMap ) {
+
+			uvScaleMap = material.clearcoatRoughnessMap;
+
 		}
 
 		if ( uvScaleMap !== undefined ) {