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Dead Code Preservation :: Archived AS3 works from wonderfl.net

forked from: SoundInteractiveblobs

Free Music Archive: Digi G'Alessio - ekiti son feat valeska - april deegee rmx 
http://creativecommons.org/licenses/by-nc-nd/3.0/
// forked from yabuchany's SoundInteractiveblobs
// forked from mrdoob's Interactive blobs
// forked from Murai's TrippyAtractor http://wonderfl.net/c/yEFY

package {

    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.display.MovieClip;
    import flash.display.Sprite;
    import flash.display.StageAlign;
    import flash.display.StageQuality;
    import flash.display.StageScaleMode;
    import flash.events.Event;
    import flash.filters.BlurFilter;
    import flash.geom.Point;
    import flash.geom.Rectangle;
    import flash.media.Sound;
    import flash.media.SoundChannel;
    import flash.media.SoundLoaderContext;
    import flash.media.SoundMixer;
    import flash.net.URLRequest;
    import flash.utils.ByteArray;

    [SWF( backgroundColor='0xFFFFFF', frameRate='50', width='465', height='465')]
    
     /*
     * Free Music Archive: Digi G'Alessio - ekiti son feat valeska - april deegee rmx 
     * http://creativecommons.org/licenses/by-nc-nd/3.0/
     */

    public class blobsSoundInteractive extends Sprite {
        
        private var snd:Sound;
        private var FFTswitch:Boolean = true;
        private var vol:Number;

        private var bytes:ByteArray;
        
        //blobs
        private var bl    :Array;
        private var r    :Bitmap;
        private var c    :Sprite;
        private var b    :Sprite;
        private var s    :Number = 100;
        private var p    :Number = 0.8;        
        function blobsSoundInteractive() {
            
            stage.align = StageAlign.TOP_LEFT;
            stage.scaleMode = StageScaleMode.NO_SCALE;
            stage.quality = StageQuality.LOW;
            //play("http://yabuchany.com/blog/wp-content/uploads/2010/12/src/Lee_Rosevere_-_01_-_Christmas_Eve_At_Midnight_Small_Town_Square.mp3");
            //play("http://level0.kayac.com/images/murai/Digi_GAlessio_-_08_-_ekiti_son_feat_valeska_-_april_deegee_rmx.mp3");
            play("http://www.takasumi-nagai.com/soundfiles/sound001.mp3");
            bytes = new ByteArray();
            bl = new Array();

            b = new Sprite();
            b.graphics.beginFill(0xFFFFFF,0.8);
            b.graphics.lineTo(stage.stageWidth,0);
            b.graphics.lineTo(stage.stageWidth,stage.stageHeight);
            b.graphics.lineTo(0,stage.stageHeight);
            b.graphics.lineTo(0,0);
            b.graphics.endFill();
            addChild(b);

            c = new Sprite();
            c.filters = [new BlurFilter(20,20,2)];
            addChild(c);

            r = new Bitmap( new BitmapData( stage.stageWidth, stage.stageHeight, false, 0x00FFFFFF ) );
            addChild(r);
            
            addEventListener(Event.ENTER_FRAME, _update);
            addEventListener(Event.ENTER_FRAME, render);
        }
        
        private function _reset():void {
            for (var i:Number = 0; i < 150; i ++)
            {
                bl[i].offsetx = Math.random()*465-200;
                bl[i].offsety = Math.random()*465-200;
            }
        }
        
        private function _update(e:Event):void {
            
            //blobs
            for (var i:Number = 0; i < 150; i ++)
            {
                if (!bl[i])
                {
                    bl[i] = new MovieClip();
                    //bl[i].graphics.beginFill(0xFF7004A,1);
                    bl[i].graphics.beginFill(0x0066FF,1);
                    bl[i].graphics.drawCircle(0,0,Math.random()*50+5);
                    
                    bl[i].x = stage.stageWidth*.5 + Math.random()*465-200;
                    bl[i].y = stage.stageHeight*.5 + Math.random()*465-200;
                    bl[i].xspeed = bl[i].yspeed = 0;
                    //bl[i].cycle = Math.random() * .01 + .0005;
                    bl[i].cycle = Math.random() * .03 + .0005;
                    bl[i].offsetx = 0;
                    bl[i].offsety = 0;
                    c.addChild(bl[i]);
                }
                
                bl[i].x += bl[i].xspeed = (( stage.stageWidth/2 - bl[i].x + bl[i].offsetx) * bl[i].cycle ) + ( bl[i].xspeed * p);
                bl[i].y += bl[i].yspeed = (( stage.stageHeight/2 - bl[i].y + bl[i].offsety) * bl[i].cycle ) + ( bl[i].yspeed * p);
            }
            r.bitmapData.fillRect(new Rectangle(0,0,stage.stageWidth, stage.stageHeight),0x00FFFFFF);
            r.bitmapData.draw(c);
            r.bitmapData.threshold(r.bitmapData,new Rectangle(0,0,stage.stageWidth, stage.stageHeight),new Point(0,0),">",0x00800000,0xFFFFFFFF,0x00808080,true);
        }

        private function play(sndUrl:String):void {
            snd = new Sound();
            var context:SoundLoaderContext = new SoundLoaderContext(10, true);
            var req:URLRequest = new URLRequest(sndUrl);
            snd.load(req, context);
            var sndChannel:SoundChannel = new SoundChannel();
            sndChannel = snd.play(0, 9999);
        }

        private function render(e:Event):void {
            bytes.clear();
            SoundMixer.computeSpectrum(bytes, FFTswitch, 0);
            vol = bytes.readFloat();
            if(vol > 0)_reset();//A
            //if(vol > 1)_reset();//A


            for (var i:int = 0; i < 1; i++) {
                vol = bytes.readFloat();
            }
        }
    }
}