flash on 2013-6-15

by J.J 15 Jun 2013

• Related works: 1
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/**
 * Copyright J.J ( http://wonderfl.net/user/J.J )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/i9nT
 */

package {
    import flash.events.Event;
    import flash.geom.ColorTransform;
    import flash.filters.BlurFilter;
    import flash.display.BitmapData;
    import flash.media.Video;
    import flash.media.Camera;
    import flash.display.Bitmap;
    import flash.display.Sprite;
    public class FlashTest extends Sprite {
        private var w:int,h:int;
        private var partilces : Vector.<Particle>;
        private var vidbmp : Bitmap;
        private var cam : Video;
        private var main : Bitmap;
        private var clr : ColorTransform;
        private var blrfltr : BlurFilter;
        public function FlashTest() {
            // write as3 code here..
            stage.frameRate=60;
            w=stage.stageWidth;
            h=stage.stageHeight;
            cam=new Video(w,h)
            var c:Camera=Camera.getCamera()
            cam.attachCamera(c)
            partilces=new Vector.<Particle>()
            main=new Bitmap()
            main.bitmapData=new BitmapData(w, h,false,0x000000)
            addChild(main)
            clr=new ColorTransform(2,2,2,1);
            blrfltr=new BlurFilter(5,5);
            vidbmp=new Bitmap()
            vidbmp.bitmapData=new BitmapData(w,h ,false);
            
           for (var i : int = 0; i <8000; i++) {
                var p:Particle=new Particle(Math.random()*w, Math.random()*h);
                var m:Number=Math.random()*2*Math.PI
                p.vx=Math.sin(m);
                p.vy=Math.cos(m);
                partilces.push(p);
            }
           
            addEventListener(Event.ENTER_FRAME, loop)
        }
        private function loop(event : Event) : void {
            vidbmp.bitmapData.draw(cam)
            vidbmp.bitmapData.colorTransform(vidbmp.bitmapData.rect,clr  );
            var n:int=2
            while(n--){
            main.bitmapData.lock()
            main.bitmapData.applyFilter(main.bitmapData, main.bitmapData.rect, main.bitmapData.rect.topLeft, blrfltr)
            partilces.forEach(function (p:Particle,src:*,i:*):*{
            var c:Number=vidbmp.bitmapData.getPixel(p.x, p.y) & 0xff;
            var cright:Number=vidbmp.bitmapData.getPixel(p.x+1, p.y) & 0xff;
            var cdown:Number=vidbmp.bitmapData.getPixel(p.x, p.y+1) & 0xff;
            p.vx+=(cright-c)/50
            if(Math.abs(p.vx)>.5) p.vx*=.98
            p.x+=p.vx
            p.vy+=(cdown-c)/50
            if(Math.abs(p.vy)>.5) p.vy*=.98
            p.y+=p.vy
            if(p.x<=0 || p.x>w) p.vx*=-1,p.vx*=.98
            if(p.y<=0 || p.y>h) p.vy*=-1
            main.bitmapData.setPixel(p.x, p.y, vidbmp.bitmapData.getPixel(p.x, p.y))
            })
                main.bitmapData.unlock()
            }
        }
    }
}
class Particle {
public var x:Number,y:Number,vx:Number,vy:Number;
public  function Particle (_x:Number,_y:Number){
this.x=_x,this.y=_y
vx=vy=0;
}
}