亮度在z值上排序的三维粒子图片
[code lang="as3"]package{import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.events.Event;
import flash.events.MouseEvent;
import org.papervision3d.core.effects.utils.BitmapClearMode;
import org.papervision3d.core.geom.Pixels;
import org.papervision3d.core.geom.renderables.Pixel3D;
import org.papervision3d.objects.DisplayObject3D;
import org.papervision3d.view.BasicView;
import org.papervision3d.view.layer.BitmapEffectLayer;
import org.papervision3d.view.layer.util.ViewportLayerSortMode;
[SWF(width="800", height="600", frameRate="31",backgroundColor="0x000000")]
public class Pixel3DTest4 extends BasicView{
[Embed(source="assets/xuanya.jpg")]
private var image:Class;
private var pic:Bitmap;
private var sampling:Number=1;
private var spread:Number=1.33;
private var originX:Number;
private var originY:Number;
private var sampleFuzzX:Number=0;
private var sampleFuzzY:Number=0;
private var pixels:Pixels;
private var isDown:Boolean;
private var container:DisplayObject3D;
public function Pixel3DTest4(){
super(800, 600, true, true);
var s:Bitmap = new image();
addChild(s);
init3D();
startRendering();
}
private function init3D():void{
camera.z=-200;
var bfx:BitmapEffectLayer=new BitmapEffectLayer(viewport, 800, 600, true, 0, BitmapClearMode.CLEAR_POST, true, true);
viewport.containerSprite.addLayer(bfx);
bfx.sortMode=ViewportLayerSortMode.Z_SORT;
pixels=new Pixels(bfx);
createPixels();
stage.addEventListener(MouseEvent.MOUSE_DOWN, onMouseDown);
stage.addEventListener(MouseEvent.MOUSE_UP, onMouseUp);
}
private function createPixels():void{
var bmp:Bitmap=new image();
var bmpd:BitmapData=bmp.bitmapData;
var width:Number=bmpd.width;
var height:Number=bmpd.height;
var originX:Number=width>>1;
var originY:Number=height>>1;
for(var i:int=0;i> 16 & 0xff;
var green:uint=color >> 8 & 0xff;
var blue:uint=color & 0xff;
var zpos:Number=0.2126*red + 0.7152*green + 0.0722*blue;
zpos = (zpos-128);
var pixel:Pixel3D=new Pixel3D(0xFF000000|bmpd.getPixel32(i, j), spread*(xpos - originX), spread*(originY - ypos), zpos/2);
pixels.addPixel3D(pixel);
}
}
container=new DisplayObject3D();
container.addChild(pixels)
scene.addChild(container);
}
private function onMouseUp(event:MouseEvent):void{
isDown=false;
}
private function onMouseDown(event:MouseEvent):void{
isDown=true;
}
protected override function onRenderTick(event:Event=null):void{
if(isDown){
container.localRotationY=viewport.containerSprite.mouseX / 2;
container.localRotationX=viewport.containerSprite.mouseY / 2;
}
super.onRenderTick(event);
}
}
}[/code]
<img class="alignnone size-full wp-image-268" title="pixel3d4" src="http://www.everyinch.net/wp-content/uploads/2011/10/pixel3d4.jpg" alt="" width="376" height="348" />