package { // read more and download pbk file here: // http://3ddm.yoz.sk/ // http://blog.yoz.sk/2010/06/anaglyphs-with-pixel-bender-and-depth-map import flash.display.Bitmap; import flash.display.Loader; import flash.display.Shader; import flash.display.Sprite; import flash.events.Event; import flash.events.MouseEvent; import flash.filters.ShaderFilter; import flash.net.URLLoader; import flash.net.URLLoaderDataFormat; import flash.net.URLRequest; import flash.system.LoaderContext; import flash.utils.ByteArray; [SWF(width="465", height="465", frameRate="30", backgroundColor="#FFFFFF")] public class PBDisplacement extends Sprite { private var sourcePath:String = "http://blog.yoz.sk/examples/pixelBenderDisplacement/"; private var index:int = -1; private var sources:Array = [ {image:"mountain.jpg", map:"mountainMap.jpg"}, {image:"zbuffer2.jpg", map:"zbuffer2Map.jpg"}, {image:"face.jpg", map:"faceMap.jpg"}, {image:"china.jpg", map:"chinaMap.jpg"}, {image:"zbuffer1.jpg", map:"zbuffer1Map.jpg"}, {image:"zbuffer3.jpg", map:"zbuffer3Map.jpg"}, {image:"building.jpg", map:"buildingMap.jpg"}, {image:"greece.jpg", map:"greeceMap.jpg"}, {image:"prague.jpg", map:"pragueMap.jpg"} ] private var shaderLoader:URLLoader = new URLLoader(); private var shaderURL:String = "displacementMapAnaglyph.pbj"; private var shader:Shader; private var filter:ShaderFilter; private var imageLoader:Loader = new Loader(); private var imageLegend:Bitmap = new Bitmap(); private var mapLoader:Loader = new Loader(); private var mapLegend:Bitmap = new Bitmap(); private var glassesLoader:Loader = new Loader(); private var imageContainer:Sprite = new Sprite(); private var shape:Sprite = new Sprite(); public function PBDisplacement():void { imageContainer.x = stage.stageWidth / 2; imageContainer.y = stage.stageHeight / 2; addChild(imageContainer); shape.graphics.beginFill(0, 0); shape.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight); shape.graphics.endFill(); addChild(shape); shaderLoader.dataFormat = URLLoaderDataFormat.BINARY; shaderLoader.load(new URLRequest(sourcePath + shaderURL)); shaderLoader.addEventListener(Event.COMPLETE, shaderComplete); addEventListener(Event.ENTER_FRAME, enterFrame); addEventListener(MouseEvent.CLICK, changeSource); changeSource(); glassesLoader.load(new URLRequest(sourcePath + "glasses.jpg")); glassesLoader.contentLoaderInfo.addEventListener(Event.COMPLETE, glassesComplete); addChild(glassesLoader); } private function changeSource(... rest):void { index = index + 1 >= sources.length ? 0 : index + 1; var source:Object = sources[index]; var type:String = Event.COMPLETE; var context:LoaderContext = new LoaderContext(true); if(imageLoader) imageLoader.unload(); var imageRequest:URLRequest = new URLRequest(sourcePath + source.image); imageLoader.load(imageRequest, context); imageLoader.contentLoaderInfo.addEventListener(type, imageComplete); imageContainer.addChild(imageLoader); if(mapLoader) mapLoader.unload(); var mapRequest:URLRequest = new URLRequest(sourcePath + source.map); mapLoader.load(mapRequest, context); mapLoader.contentLoaderInfo.addEventListener(type, mapComplete); } private function glassesComplete(event:Event):void { glassesLoader.y = stage.stageHeight - glassesLoader.height; } private function shaderComplete(event:Event):void { var loader:URLLoader = URLLoader(event.currentTarget); shader = new Shader(loader.data as ByteArray); /* default = optimized anaglyphs matrixes for red-cyan glasses shader.data.matrixLeft = [0.0, 0.0, 0.0, 0.7, 0.0, 0.0, 0.3, 0.0, 0.0]; shader.data.matrixRight = [0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0]; */ filter = new ShaderFilter(shader); testComplete(); } private function imageComplete(event:Event):void { imageLoader.x = -imageLoader.width / 2; imageLoader.y = -imageLoader.height / 2; testComplete(); var image:Bitmap = Bitmap(imageLoader.content) imageLegend.bitmapData = image.bitmapData.clone(); imageLegend.width = 100; imageLegend.height = imageLegend.bitmapData.height * imageLegend.width / imageLegend.bitmapData.width; addChild(imageLegend); } private function mapComplete(event:Event):void { testComplete(); var map:Bitmap = Bitmap(mapLoader.content) mapLegend.bitmapData = map.bitmapData.clone(); mapLegend.width = 100; mapLegend.height = mapLegend.bitmapData.height * mapLegend.width / mapLegend.bitmapData.width; mapLegend.x = stage.stageWidth - mapLegend.width; addChild(mapLegend); } private function testComplete():void { if(!filter || !imageLoader.content || !mapLoader.content) return; shader.data.map.input = Bitmap(mapLoader.content).bitmapData; } private function enterFrame(event:Event):void { if(!filter || !imageLoader.content || !mapLoader.content) return; var dx:Number = (stage.stageWidth / 2 - mouseX); var dy:Number = (stage.stageHeight / 2 - mouseY); imageContainer.rotationX -= (imageContainer.rotationX + dy / 15) / 10; imageContainer.rotationY -= (imageContainer.rotationY - dx / 15) / 10; shader.data.dx.value = [10]; shader.data.dy.value = [0]; imageLoader.filters = [filter]; } } }