DisplacementMapFilterの練習

/**
 * Copyright hacker_szoe51ih ( http://wonderfl.net/user/hacker_szoe51ih )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/uNXC
 */

package {
    import flash.display.*;
    import flash.geom.*;
    import flash.utils.*;
    import flash.events.*;
    import flash.display.MovieClip;
    import flash.geom.Point;
    import flash.utils.Timer;
    import flash.filters.DisplacementMapFilterMode;
    import flash.filters.DisplacementMapFilter;
    
     [SWF(width=465,height=465,backgroundColor=0xffffff,frameRate=45)]
    
    import flash.filters.BevelFilter;
    
    public class FlashTest extends Sprite {
    	
    	public var w:Number=465;
    	public var h:Number=465;
    	public var shape:Ball;
    	
    	public var bmpd:BitmapData;
    	public var bmp:Bitmap;
    	public var ctf:ColorTransform;
    	public var mtx:Matrix;
    	public var bevel:BevelFilter;
    	public var myDisplacementMap:DisplacementMapFilter;
    	//public var filter:Array;
    	
    	public var rate:Number;
    	public var octave:uint;
    	public var stitch:Boolean;
    	public var fractal:Boolean;
    	public var channel:uint;
    	
    	public var point:Point;
    	public var scale:Number;
    	public var myTimer:Timer;
    
    	
    	public var vx:Number=0;
    	
        public function FlashTest() {
            // write as3 code here..
            init();
        }
        
        public function init():void{
        	
        	bmpd = new BitmapData(w,h,false,0xffffff);
        	bmp=new Bitmap(bmpd);
        	addChild(bmp);
        	
        	filters=new Array();
        	
        	rate=1/2;
        	octave=2;
        	stitch=false;
        	fractal=true;
        	channel=BitmapDataChannel.BLUE;
        	point=new Point(0,0);
        	scale=25;
        	       	
        	shape=new Ball(0xffffff,0x215dd4,0xdfffac,180);
        //addChild(shape);
        	shape.x=w/2;
        	shape.y=h/2;
        	
        	myTimer=new Timer(200);
        	myTimer.addEventListener(TimerEvent.TIMER,wave);
        	myTimer.start();
        	
        }
        
        public function wave(e:TimerEvent):void{
        	
       //var random:int=Math.floor(Math.random()*20);
       vx+=5;
       bmpd.perlinNoise(w*rate,h*rate,octave,vx,stitch,fractal,channel,false);
       bevel=new BevelFilter(20,120,0xdddddd,0.6,0x111162,0.6,45,45);
       myDisplacementMap=new DisplacementMapFilter(bmpd,point,channel,channel,scale,scale,DisplacementMapFilterMode.IGNORE);
       shape.filters=[myDisplacementMap,bevel];
       
       ctf=new ColorTransform();
       ctf.alphaMultiplier=0.5;
       
       mtx=new Matrix();
       mtx.translate(w/2,h/2);
       
       bmpd.draw(shape,mtx,ctf);
     
        	
        }
    
    }
}


import flash.display.*;
import flash.geom.Matrix;

class Ball extends Sprite{
	
	public var type:String;
	public var colors:Array;
	public var alphas:Array;
	public var rations:Array;
	public var spread:String;
	public var interpolation:String;
	public var focalPoint:Number;
	public var mtx:Matrix;
	
	public function Ball(color1:uint,color2:uint,lineColor:uint,r:Number){
		
		//グラデーションのパラメーターを作る
		//引数1
		type=GradientType.RADIAL;
		//引数2
		colors=[color1,color2];
		//引数3
		alphas=[1,1]
		//引数4
		rations=[0,255];
		//引数5
		mtx=new Matrix();
		mtx.createGradientBox(2*r,2*r,0,0,0);//幅、高さ、方向を指定する角度、水平移動ピクセル数、垂直移動ピクセル数
		mtx.translate(-r,-r);//グラデーションの開始位置を中心にもってくる
		mtx.rotate(Math.PI/4);
		//引数6
		spread=SpreadMethod.PAD;
		//引数7
		interpolation="rgb"
		//引数8
		focalPoint=0//グラデーションの焦点の位置
		
		graphics.beginGradientFill(type,colors,alphas,rations,mtx,spread,interpolation,focalPoint);
		
		//図形を描く
		//graphics.lineStyle(1,lineColor);
		graphics.drawCircle(0,0,r);
		graphics.endFill();		
		
	}
	
}