3d_no1

by Laqu 19 Dec 2008

Embed

package
{
    import flash.display.*;
    import flash.events.*;
    import flash.filters.*;

    public class Math3 extends Sprite
    {
        private var maxNum:uint = 500;
        private var angle:Number = 0;
        private var radian:Number = 0;
		
        public function Math3() 
        {
            init();           
        }  

        private function init():void
        {
            stage.frameRate=30;
            stage.scaleMode=StageScaleMode.NO_SCALE;
            stage.align=StageAlign.TOP_LEFT;
            stage.quality=StageQuality.LOW;

            var radius:Number = 200;
            var v:Number = 0;
	    var sw:Number = stage.stageWidth;
	    var sh:Number = stage.stageHeight;
			
	    for (var i:uint = 0; i < maxNum; i++)
	    {
		v += 2;
		radian = v * Math.PI / 180;

                var x:Number=(8 + 3 * Math.cos(5 * radian)) * Math.cos(2 * radian)*20;
                var y:Number=(8 + 3 * Math.cos(5 * radian)) * Math.sin(2 * radian)*20;
                var z:Number=Math.sin(5 * radian) * 100;

		setCircle(x, y, z,Math.random()*2+2 );
	    }
        }

        private function setCircle(x:Number,y:Number,z:Number,radius:Number):void
        {
            var _x:Number = x;
	    var _y:Number = y;
            var _z:Number = z;
	    var _radius:Number = radius;
            var p:Sprite = new Sprite();
            addChild(p);
            p.addEventListener(Event.ENTER_FRAME,move3d);
	    var s:Sprite = new Sprite();
	    p.addChild(s);
            p.x=p.y=240;
	    s.x=_x;
            s.y=_y;
            s.z=_z;
            var sp:Sprite=new Sprite();
            sp.graphics.beginFill(Math.random()*0xFFFFFF);
            sp.graphics.drawCircle(0,0,_radius);
            s.addChild(sp);
            sp.alpha=Math.random();
            sp.blendMode=BlendMode.MULTIPLY;
            sp.addEventListener(Event.ENTER_FRAME,enterFrame);
	}
		
		
	private function enterFrame(e:Event):void
	{
	    e.target.x = Math.cos(angle) * 5;
	    e.target.y = Math.sin(angle) * 5;
	    angle += 5;
	}

        private function move3d(e:Event):void
        {
            e.target.rotationX +=(240-mouseY)/70;
            e.target.rotationY +=(240-mouseX)/70;
        }
    }
}