flash on 2009-5-19

基本図形(Cube)のマウス位置に合わせての回転
* use papervision3d

by hacker_t5d_6gst 19 May 2009

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/*
* 基本図形(Cube)のマウス位置に合わせての回転
* use papervision3d
*/

package  {
	//必要なクラスのimport
	import flash.display.Sprite;
	import org.papervision3d.view.Viewport3D;
	import org.papervision3d.scenes.Scene3D;
	import org.papervision3d.cameras.Camera3D;
	import org.papervision3d.render.BasicRenderEngine;

	import org.papervision3d.objects.primitives.Cube;
	import flash.events.Event;
	import org.papervision3d.materials.BitmapFileMaterial;
	import org.papervision3d.materials.utils.MaterialsList;

	public class Sample05 extends Sprite { //Spriteクラス継承
		public var viewport:Viewport3D;
		public var scene:Scene3D;
		public var camera:Camera3D;
		public var renderer:BasicRenderEngine;

		public var cube:Cube;
		private var top_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04top.jpg");
		private var left_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04left.jpg");
		private var right_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04right.jpg");
		private var bottom_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04bottom.jpg");
		private var front_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04front.jpg");
		private var back_bfm:BitmapFileMaterial = new BitmapFileMaterial("http://www.aoharu-b.com/cgi/sk/img/study_p3d/papervision3d04back.jpg");

		//コンストラクタ
		public function Sample05() {
			init();//初期化関数開始
		}

		//初期化関数
		public function init(){
			viewport = new Viewport3D(stage.stageWidth , stage.stageHeight);
			addChild(viewport);//viewportを表示ツリーに追加

			renderer = new BasicRenderEngine();
			scene = new Scene3D();
			camera = new Camera3D();

			//BitmapFileMaterialを引数として渡す
			cube = new Cube(new MaterialsList({top:top_bfm , left:left_bfm , right:right_bfm , bottom:bottom_bfm , front:front_bfm , back:back_bfm}) , 300 , 300 , 300);
			scene.addChild(cube);

			addEventListener(Event.ENTER_FRAME , onEnterFrame);//ENTER_FRAMEイベント定義
		}

		//ENTER_FRAME時関数
		public function onEnterFrame(event:Event):void {

			//マウスカーソルが左端から右端に移動する間に横に一回転
			//横に回すということはy座標中心に回すということ
			cube.rotationY = ((mouseX / stage.stageWidth) * 360);
			
			//マウスカーソルが上端から下端に移動する間に縦に一回転
			//縦に回すということはx座標中心に回すということ
			//+180しているのはマウス位置が中央のときに前を向くように
			cube.rotationX = ((mouseY / stage.stageHeight) * 360 + 180);
			renderer.renderScene(scene, camera, viewport);//描画
		}
	}
}