摄像头视频的粒子化
[code lang="as3"]package{import flash.events.Event;
import flash.media.Camera;
import flash.media.Video;
import flash.net.NetConnection;
import flash.net.NetStream;
import org.papervision3d.core.effects.utils.BitmapClearMode;
import org.papervision3d.core.geom.Pixels;
import org.papervision3d.core.geom.renderables.Pixel3D;
import org.papervision3d.materials.VideoStreamMaterial;
import org.papervision3d.objects.DisplayObject3D;
import org.papervision3d.objects.primitives.Plane;
import org.papervision3d.view.BasicView;
import org.papervision3d.view.layer.BitmapEffectLayer;
import org.papervision3d.cameras.CameraType;
[SWF(width="800", height="600", frameRate="31",backgroundColor="0x000000")]
public class Pixel3DWebCam extends BasicView{
private var video:Video;
private var stream:NetStream
private var pixels:Pixels;
private var pixelArray:Array=new Array();
private var material:VideoStreamMaterial;
private var container:DisplayObject3D=new DisplayObject3D();
public function Pixel3DWebCam(){
super(800, 600, true, true,CameraType.FREE);
init3D();
startRendering();
}
private function init3D():void{
camera.z=-300;
camera.x=50;
var nc:NetConnection = new NetConnection();
nc.connect(null);
stream = new NetStream(nc);
stream.client=new Object();
video=new Video(320,240);
var cam:Camera=Camera.getCamera();
cam.setMode(320,240,15);
video.attachCamera(cam);
var bfx:BitmapEffectLayer=new BitmapEffectLayer(viewport, 800, 600, true, 0, BitmapClearMode.CLEAR_POST, true, true);
viewport.containerSprite.addLayer(bfx);
pixels=new Pixels(bfx);
createPixels();
}
private function createPixels():void{
material=new VideoStreamMaterial(video,stream);
material.animated=true;
material.allowAutoResize=true;
material.interactive=true;
material.smooth=true;
material.doubleSided=true;
for(var w:int=0;w> 16 & 0xff;
var green:uint=color >> 8 & 0xff;
var blue:uint=color & 0xff;
var zpos:Number=red+blue-green;
var pixel:Pixel3D=new Pixel3D(color,(160-w),(120-h),zpos);
pixels.addPixel3D(pixel);
pixelArray.push(pixel);
}
}
pixels.localRotationY=180;
container.addChild(pixels);
scene.addChild(container);
var plane:Plane = new Plane(material,160,120,2,4);
plane.x=pixels.x+280;
plane.y=pixels.y;
plane.z=pixels.z;
scene.addChild(plane);
}
protected override function onRenderTick(event:Event=null):void{
for(var i:int=0;i> 16 & 0xff;
var green:uint=color >> 8 & 0xff;
var blue:uint=color & 0xff;
var distance:Number=Math.sqrt(red*red+green*green+blue*blue);
pixel.color=color;
pixel.z=distance*0.1;
}
//container.localRotationY=viewport.containerSprite.mouseX / 2;
super.onRenderTick(event);
}
}
}
[/code]
<img class="alignnone size-full wp-image-269" title="pixel3d5" src="http://www.everyinch.net/wp-content/uploads/2011/10/pixel3d5.jpg" alt="" width="666" height="356" />