[as3][starling] Fixed StarlingAtlasAttachmentLoader. Thanks @vync79. Closes #939

spine-starling/spine-starling-example/src/spine/examples/GoblinsExample.as

@@ -66,7 +66,7 @@ package spine.examples {
 		private var skinChangeCount: Number = 0;
 
 		public function GoblinsExample() {
-			var useStarlingAtlas : Boolean = false;
+			var useStarlingAtlas : Boolean = true;
 
 			var attachmentLoader : AttachmentLoader;
 			if (useStarlingAtlas) {

spine-starling/spine-starling/src/spine/starling/StarlingAtlasAttachmentLoader.as

@@ -27,21 +27,18 @@
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  *****************************************************************************/
-
 package spine.starling {
-	import spine.attachments.ClippingAttachment;
-	import spine.attachments.PointAttachment;
-	import spine.attachments.PathAttachment;
-
-	import starling.display.Image;
-
 	import spine.Bone;
 	import spine.Skin;
 	import spine.attachments.AttachmentLoader;
 	import spine.attachments.BoundingBoxAttachment;
+	import spine.attachments.ClippingAttachment;
 	import spine.attachments.MeshAttachment;
+	import spine.attachments.PathAttachment;
+	import spine.attachments.PointAttachment;
 	import spine.attachments.RegionAttachment;
 
+	import starling.display.Image;
 	import starling.textures.SubTexture;
 	import starling.textures.Texture;
 	import starling.textures.TextureAtlas;
@@ -56,17 +53,17 @@ package spine.starling {
 
 			Bone.yDown = true;
 		}
-		
-		protected function getTexture(path:String):Texture {
-            return atlas.getTexture(path);
-        }
+
+		protected function getTexture(path : String) : Texture {
+			return atlas.getTexture(path);
+		}
 
 		public function newRegionAttachment(skin : Skin, name : String, path : String) : RegionAttachment {
-			var texture : Texture = atlas.getTexture(path);			
+			var texture : Texture = atlas.getTexture(path);
 			if (texture == null)
 				throw new Error("Region not found in Starling atlas: " + path + " (region attachment: " + name + ")");
 			var attachment : RegionAttachment = new RegionAttachment(name);
-			var rotated : Boolean = atlas.getRotation(path);			
+			var rotated : Boolean = atlas.getRotation(path);
 			attachment.rendererObject = new Image(Texture.fromTexture(texture)); // Discard frame.
 			var frame : Rectangle = texture.frame;
 			attachment.regionOffsetX = frame ? -frame.x : 0;
@@ -83,35 +80,18 @@ package spine.starling {
 				attachment.regionWidth = attachment.regionHeight;
 				attachment.regionHeight = tmp;
 			}
-			var subTexture : SubTexture = texture as SubTexture;
-			if (subTexture) {
-				var root : Texture = subTexture.root;
-				var rectRegion : Rectangle = atlas.getRegion(path);				
-				if (!rotated) {
-					attachment["regionU"] = rectRegion.x / root.width;
-					attachment["regionV"] = rectRegion.y / root.height;
-					attachment["regionU2"] = (rectRegion.x + subTexture.width) / root.width;
-					attachment["regionV2"] = (rectRegion.y + subTexture.height) / root.height;
-				} else {
-					attachment["regionU2"] = rectRegion.x / root.width;
-					attachment["regionV2"] = rectRegion.y / root.height;
-					attachment["regionU"] = (rectRegion.x + subTexture.width) / root.width;
-					attachment["regionV"] = (rectRegion.y + subTexture.height) / root.height;
-				}
-				attachment.setUVs(attachment["regionU"], attachment["regionV"], attachment["regionU2"], attachment["regionV2"], atlas.getRotation(path));
+			if (!rotated) {
+				attachment["regionU"] = 0;
+				attachment["regionV"] = 0;
+				attachment["regionU2"] = 1;
+				attachment["regionV2"] = 1;
 			} else {
-				if (!rotated) {
-					attachment["regionU"] = 0;
-					attachment["regionV"] = 1;
-					attachment["regionU2"] = 1;
-					attachment["regionV2"] = 0;
-				} else {
-					attachment["regionU2"] = 0;
-					attachment["regionV2"] = 1;
-					attachment["regionU"] = 1;
-					attachment["regionV"] = 0;
-				}
+				attachment["regionU2"] = 0;
+				attachment["regionV2"] = 1;
+				attachment["regionU"] = 1;
+				attachment["regionV"] = 0;
 			}
+			attachment.setUVs(attachment["regionU"], attachment["regionV"], attachment["regionU2"], attachment["regionV2"], atlas.getRotation(path));
 			return attachment;
 		}
 
@@ -181,7 +161,7 @@ package spine.starling {
 		public function newPointAttachment(skin : Skin, name : String) : PointAttachment {
 			return new PointAttachment(name);
 		}
-		
+
 		public function newClippingAttachment(skin : Skin, name : String) : ClippingAttachment {
 			return new ClippingAttachment(name);
 		}