PV3D入门之ViewportLayer

效果图：

package {
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.filters.BlurFilter;
	//import org.papervision3d.cameras.Camera3D;
	import org.papervision3d.cameras.FreeCamera3D;
	import org.papervision3d.materials.BitmapFileMaterial;
	import org.papervision3d.materials.ColorMaterial;
	import org.papervision3d.materials.utils.MaterialsList;
	import org.papervision3d.objects.primitives.Cube;
	import org.papervision3d.objects.primitives.Plane;
	import org.papervision3d.render.BasicRenderEngine;
	import org.papervision3d.scenes.Scene3D;
	import org.papervision3d.view.layer.ViewportLayer;
	import org.papervision3d.view.Viewport3D;
	import org.papervision3d.view.layer.util.ViewportLayerSortMode;
	/**
	 * ...
	 * @author thinlong
	 */
	public class ViewportLayerExample extends Sprite {
		private var viewport:Viewport3D;
		private var scene:Scene3D;
		private var camera:FreeCamera3D;
		private var render:BasicRenderEngine;
		private var cubeLayer:ViewportLayer;		
		private var planeLayer:ViewportLayer;
		private var cube:Cube;
		private var plane:Plane;
		
		public function ViewportLayerExample() {
			init();
		}
		
		private function init():void {
			viewport = new Viewport3D(600, 500);
			scene = new Scene3D();
			camera = new FreeCamera3D(1, 100);
			render = new BasicRenderEngine();			
			addChild(viewport);
			
			var mat:ColorMaterial = new ColorMaterial(0xFFFFFF);
			plane = new Plane(mat, 600, 500)
			plane.pitch(90);
			plane.y = -100;
			scene.addChild(plane);
			cube = new Cube(new MaterialsList( { all:new BitmapFileMaterial("asset/girl.jpg") } ), 200, 200, 200);
			scene.addChild(cube);
			viewport.containerSprite.sortMode = ViewportLayerSortMode.Z_SORT;
			
			cubeLayer = viewport.getChildLayer(cube);
			planeLayer = viewport.getChildLayer(plane);
			planeLayer.filters = [new BlurFilter(4, 4)];
			addEventListener(Event.ENTER_FRAME, handlerEnterFrame);
		}
		
		private function handlerEnterFrame(evt:Event):void {
			camera.orbitY(plane,2, 500, 100);
			render.renderScene(scene, camera, viewport);
		}
	}
	
}