flash on 2010-5-18

/**
 * Copyright aktm ( http://wonderfl.net/user/aktm )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/9f8d
 */

package{
	import flash.display.*;
	import flash.events.*;
	
	import org.papervision3d.scenes.Scene3D;
	import org.papervision3d.objects.DisplayObject3D;
	import org.papervision3d.objects.primitives.Plane;
	import org.papervision3d.cameras.Camera3D;
	import org.papervision3d.view.Viewport3D;
	import org.papervision3d.render.BasicRenderEngine;
	import org.papervision3d.materials.WireframeMaterial;
	
	[SWF(width = "1204",height = "568",backgroundColor = "#333333",frameRate = "50")]
																					
    public class Main extends Sprite{
	       
		   private var scene:Scene3D;
		   private var camera:Camera3D;
		   private var viewport:Viewport3D;
		   private var renderer:BasicRenderEngine;
		   
		   private var stageW:Number;
		   private var stageH:Number;
		   private var vpX:Number;
		   private var vpY:Number;
		   
		   public function Main(){
			   init();
		   }
		   
		   public function init():void{
			   setStage();
			   setScene();
			   setCamera();
			   setDO3D();
			   
			   addEventListener(Event.ENTER_FRAME,onEnterFrameHandler);
		   }
		   
		   private function setStage():void {
			stage.quality = StageQuality.MEDIUM;
			stage.scaleMode = StageScaleMode.NO_SCALE;
			stage.align = StageAlign.TOP_LEFT;
			stageW = stage.stageWidth;
			stageH = stage.stageHeight;
			vpX = stageW / 2;
			vpY = stageH / 2;
		   }
		   
		   private function setScene():void{
			renderer = new BasicRenderEngine();
			scene = new Scene3D();
			viewport  = new Viewport3D(0, 0, true, true);
			addChild(viewport);
		   }
		   
		   private function setCamera():void {
			camera = new Camera3D();
			camera.x = 0;
			camera.y = 100;
			camera.z = -800;
			camera.zoom = 50;
			camera.focus = 60;
			camera.target = DisplayObject3D.ZERO;
		   }
		   
		   private function setDO3D():void {
			var material:WireframeMaterial = new WireframeMaterial(0xFF0000, 1);
			material.oneSide = false;
			var plane:Plane = new Plane(material, 300, 500, 6, 6);
			scene.addChild(plane);
		   }
		   
		   private function moveCameraX(angleX:Number):void{
		       var cosX:Number = Math.cos(angleX);
			   var sinX:Number = Math.sin(angleX);
			   camera.x = camera.x * cosX - camera.z * sinX;
		  }
		  
		  private function moveCameraY(angleY:Number):void{
		       var cosY:Number = Math.cos(angleY);
			   var sinY:Number = Math.sin(angleY);
			   camera.y = camera.y * cosY - camera.z * sinY;
		  }
		   
		   private function onEnterFrameHandler(event:Event):void {
			   var angleX:Number = (mouseX - vpX) * 0.0001;
			   var angleY:Number = (mouseY - vpY) * 0.0001;
			   moveCameraX(angleX);
			   moveCameraY(angleY);   
			   renderer.renderScene(scene, camera, viewport);
		  }

	}
}