MeshPhysicalMaterial: Serialize clearcoatMap and clearcoatRoughnessMap.

src/loaders/MaterialLoader.js

@@ -261,6 +261,8 @@ MaterialLoader.prototype = Object.assign( Object.create( Loader.prototype ), {
 
 		if ( json.gradientMap !== undefined ) material.gradientMap = getTexture( json.gradientMap );
 
+		if ( json.clearcoatMap !== undefined ) material.clearcoatMap = getTexture( json.clearcoatMap );
+		if ( json.clearcoatRoughnessMap !== undefined ) material.clearcoatRoughnessMap = getTexture( json.clearcoatRoughnessMap );
 		if ( json.clearcoatNormalMap !== undefined ) material.clearcoatNormalMap = getTexture( json.clearcoatNormalMap );
 		if ( json.clearcoatNormalScale !== undefined ) material.clearcoatNormalScale = new Vector2().fromArray( json.clearcoatNormalScale );
 

src/materials/Material.js

@@ -177,6 +177,18 @@ Material.prototype = Object.assign( Object.create( EventDispatcher.prototype ),
 		if ( this.clearcoat !== undefined ) data.clearcoat = this.clearcoat;
 		if ( this.clearcoatRoughness !== undefined ) data.clearcoatRoughness = this.clearcoatRoughness;
 
+		if ( this.clearcoatMap && this.clearcoatMap.isTexture ) {
+
+			data.clearcoatMap = this.clearcoatMap.toJSON( meta ).uuid;
+
+		}
+
+		if ( this.clearcoatRoughnessMap && this.clearcoatRoughnessMap.isTexture ) {
+
+			data.clearcoatRoughnessMap = this.clearcoatRoughnessMap.toJSON( meta ).uuid;
+
+		}
+
 		if ( this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture ) {
 
 			data.clearcoatNormalMap = this.clearcoatNormalMap.toJSON( meta ).uuid;