package { import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.Sprite; import flash.geom.Point; import flash.geom.Rectangle; import flash.geom.ColorTransform; public class Clouds extends Sprite { public function Clouds() { var bmd:BitmapData = new BitmapData(64, 64, false); var bm:Bitmap = new Bitmap(bmd); bm.rotationX = bm.scaleX = bm.scaleY = 55; bm.x = -1400; addChild(bm); var offset:Array = [new Point(), new Point()]; var col:ColorTransform = new ColorTransform(0.5,0.5,0.5,1,128,128,192); addEventListener("enterFrame", function():void { offset[0].x+=0.2; offset[1].y+=1; bmd.perlinNoise(8, 16, 6, 0, true, true, 0, true, offset); bmd.colorTransform(bmd.rect, col); }); } } }