forked from: flash on 2009-11-19

by berian 30 Nov 2009

Embed

/**
 * Copyright berian ( http://wonderfl.net/user/berian )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/eSI2
 */

// forked from blings's flash on 2009-11-19
package {
    import flash.display.*;
    import flash.events.*;
    import flash.geom.*;
    import flash.filters.*;
    [SWF(frameRate=60, backgroundColor=0x000000, width=400, height=400)]
    public class FlashTest extends Sprite {
        private var bit:Bitmap;
        private var bitData:BitmapData;
        private var noiseData:BitmapData;
        private var noiseSeed:int;
        private var bitMatrix:Matrix;
        private var noiseMatrix:Matrix;
        private var colorTransform:ColorTransform;
        public function FlashTest() {
            bitData=new BitmapData(400, 400, true, 0x000000);
            noiseData=new BitmapData(400, 400, true, 0x000000);
            bit=new Bitmap(bitData);
            noiseSeed=(Math.random()*2-1)*int.MAX_VALUE
            bitMatrix=new Matrix();
            
            noiseMatrix=new Matrix();
            noiseMatrix.scale(20, 20);
            colorTransform=new ColorTransform(1.05, 1.05, 1.05);
            colorTransform.alphaOffset=-100;
            addEventListener(Event.ENTER_FRAME, onFrame);
            addChild(bit);
        }
        private function onFrame(e:Event):void {
            bitMatrix.identity();
            bitMatrix.translate(-200, -200);
            bitMatrix.rotate(5/180*Math.PI);
            bitMatrix.scale(0.95, 0.95);
            bitMatrix.translate(200, 200);
            noiseData.noise(noiseSeed);
            noiseSeed++;
            bitData.lock();
             bitData.draw(noiseData, noiseMatrix, null, null, new Rectangle(Math.random()*400,Math.random()*400, Math.random()*50,Math.random()*50));
             bitData.applyFilter(bitData, new Rectangle(0,0,400,400), new Point(), new BlurFilter(5,5));
             bitData.draw(bitData, bitMatrix, colorTransform);
             bitData.unlock();
        }
    }
}