flash on 2010-3-5 hiro_rec forked:1favorite:3lines:96license : MIT License modified : 2010-03-05 03:55:43 Embed Tweet package { import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.BlendMode; import flash.display.Sprite; import flash.display.StageAlign; import flash.display.StageScaleMode; import flash.events.Event; import flash.events.TimerEvent; import flash.filters.BlurFilter; import flash.filters.ColorMatrixFilter; import flash.filters.GlowFilter; import flash.geom.Point; import flash.utils.Timer; [SWF(frameRate="48", backgroundColor="0x000000")] public class ParticleDemo extends Sprite { private var container:Sprite; private var pList:Vector.<Bitmap>; private var timer:Timer; private var bmd:BitmapData; private var bmp:Bitmap; public function ParticleDemo() { initialize(); } private function initialize():void { stage.scaleMode = StageScaleMode.NO_SCALE; stage.align = StageAlign.TOP_LEFT; container = new Sprite(); addChild(container); pList = new Vector.<Bitmap>(); addEventListener(Event.ENTER_FRAME, render); timer = new Timer(500, 25); timer.addEventListener(TimerEvent.TIMER, timerHandler); timer.start(); bmd = new BitmapData(stage.stageWidth, stage.stageHeight, true, 0x00000000); bmp = new Bitmap(); bmp.bitmapData = bmd; bmp.blendMode = BlendMode.HARDLIGHT; addChild(bmp); } private var w:int = 400; private function timerHandler(event:TimerEvent):void { var bmd:BitmapData = new BitmapData(Math.random() * 200 + 100, int(Math.random() * 5 + 1), false, 0xFFFFFF); var p:Bitmap = new Bitmap(bmd); var glow1:GlowFilter = new GlowFilter(0xdcecff, 0.9, 5, 5, 3, 3); var glow2:GlowFilter = new GlowFilter(0x0078ff, 0.7, 10, 10, 5, 2); p.x = Math.random() * w - w / 2; p.y = Math.random() * w - w / 2; p.z = Math.random() * w - w / 2; p.rotationY = 90; p.filters = [glow2]; pList.push(p); container.addChild(p); container.x = w / 2; container.y = w / 2; container.z = w / 2 * -1; } private var speed:Number = 0.05; private var pt:Point = new Point(); private var matrix:Array = [ 1.0, 0, 0, 0, 0, 0, 1.1, 0, 0, 0, 0, 0, 1.5, 0, 0, 0, 0, 0, 0.49, 0 ]; private var matrixFilter:ColorMatrixFilter = new ColorMatrixFilter(matrix); private function render(event:Event):void { container.rotationY += (stage.mouseX - stage.stageHeight / 2 - container.rotationY) * 0.01; container.rotationX += (stage.mouseY - stage.stageWidth / 2 - container.rotationX) * 0.01; speed += ((stage.mouseX - stage.stageWidth / 2) * 0.001 - speed) * 0.1; var len:int = pList.length; var p:Bitmap; for (var i:int = 0; i < len; i++) { p = pList[i]; p.z += (p.z + 300 - p.z) * 0.3; if (p.z > 1000) { p.z = -1000; p.x = Math.random() * w - w / 2; p.y = Math.random() * w - w / 2; } } bmd.draw(stage); bmd.applyFilter(bmd, bmd.rect, pt, matrixFilter); bmd.applyFilter(bmd, bmd.rect, pt, new GlowFilter(0x0042ff, 0.05, 10, 0, 3)); bmd.applyFilter(bmd, bmd.rect, pt, new BlurFilter(20, 1)); } } } Code Fullscreen Preview Fullscreen Kay matacat tenasaku : 宇宙空間に地下鉄があったらこんな感じ GlowFilter addEventListener TimerEvent.ENTER_FRAME StageScaleMode.NO_SCALE TimerEvent start Timer TimerEvent.TIMER Math.random Point push length Vector Array Number int sort new page view favorite forked pv271 forked from: flash on 2010-3-5.. vasari forked:1 favorite:0lines:96 (diff:5)
