ColladaLoader: Added support for TGA-textures

examples/js/loaders/ColladaLoader.js

@@ -969,11 +969,11 @@ THREE.ColladaLoader.prototype = {
 
 			if ( data.bindShapeMatrix ) {
 
-				build.bindMatrix = new THREE.Matrix4().fromArray( data.bindShapeMatrix ).transpose(); 
+				build.bindMatrix = new THREE.Matrix4().fromArray( data.bindShapeMatrix ).transpose();
 
 			} else {
 
-				build.bindMatrix = new THREE.Matrix4().transpose(); 
+				build.bindMatrix = new THREE.Matrix4().transpose();
 
 			}
 
@@ -1449,6 +1449,28 @@ THREE.ColladaLoader.prototype = {
 
 		}
 
+		function getTextureLoader( image ) {
+
+			var loader;
+
+			var extension = image.slice( ( image.lastIndexOf( '.' ) - 1 >>> 0 ) + 2 ); // http://www.jstips.co/en/javascript/get-file-extension/
+			extension = extension.toLowerCase();
+
+			switch ( extension ) {
+
+				case 'tga':
+					loader = tgaLoader;
+					break;
+
+				default:
+					loader = textureLoader;
+
+			}
+
+			return loader;
+
+		}
+
 		function buildMaterial( data ) {
 
 			var effect = getEffect( data.url );
@@ -1499,28 +1521,40 @@ THREE.ColladaLoader.prototype = {
 
 				if ( image !== null ) {
 
-					var texture = textureLoader.load( image );
+					var loader = getTextureLoader( image );
+
+					if ( loader !== undefined ) {
 
-					var extra = textureObject.extra;
+						var texture = loader.load( image );
 
-					if ( extra !== undefined && extra.technique !== undefined && isEmpty( extra.technique ) === false ) {
+						var extra = textureObject.extra;
 
-						var technique = extra.technique;
+						if ( extra !== undefined && extra.technique !== undefined && isEmpty( extra.technique ) === false ) {
 
-						texture.wrapS = technique.wrapU ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
-						texture.wrapT = technique.wrapV ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
+							var technique = extra.technique;
 
-						texture.offset.set( technique.offsetU || 0, technique.offsetV || 0 );
-						texture.repeat.set( technique.repeatU || 1, technique.repeatV || 1 );
+							texture.wrapS = technique.wrapU ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
+							texture.wrapT = technique.wrapV ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
+
+							texture.offset.set( technique.offsetU || 0, technique.offsetV || 0 );
+							texture.repeat.set( technique.repeatU || 1, technique.repeatV || 1 );
+
+						} else {
+
+							texture.wrapS = THREE.RepeatWrapping;
+							texture.wrapT = THREE.RepeatWrapping;
+
+						}
+
+						return texture;
 
 					} else {
 
-						texture.wrapS = THREE.RepeatWrapping;
-						texture.wrapT = THREE.RepeatWrapping;
+						console.warn( 'THREE.ColladaLoader: Loader for texture %s not found.', image );
 
-					}
+						return null;
 
-					return texture;
+					}
 
 				} else {
 
@@ -3769,6 +3803,15 @@ THREE.ColladaLoader.prototype = {
 		var textureLoader = new THREE.TextureLoader( this.manager );
 		textureLoader.setPath( path ).setCrossOrigin( this.crossOrigin );
 
+		var tgaLoader;
+
+		if ( THREE.TGALoader ) {
+
+			tgaLoader = new THREE.TGALoader( this.manager );
+			tgaLoader.setPath( path );
+
+		}
+
 		//
 
 		var animations = [];