Away3D 4.0 beta 立方体をくるくる回す、ベーシックサンプル。 ref: http://qiita.com/items/2891

BasicSample.as

/**
 * copyright (c) 2012 itoz.jp
 * @auther itoz
 */
package
{
    import away3d.cameras.Camera3D;
    import away3d.containers.Scene3D;
    import away3d.containers.View3D;
    import away3d.entities.Mesh;
    import away3d.materials.ColorMaterial;
    import away3d.primitives.CubeGeometry;

    import flash.display.Sprite;
    import flash.events.Event;

    [SWF(backgroundColor="#FFFFFF", frameRate="60", width="800", height="600")]
    /**
     * Away3D 4.0 beta 立方体をくるくる回す、ベーシックサンプル。
     * 動作サンプル
     * @see http://dl.dropbox.com/u/958512/sample/away3d4/basicSample/index.html
     */
    public class BasicSample extends Sprite
    {
        private var _view : View3D;
        private var _scene : Scene3D;
        private var _camera : Camera3D;
        private var _cubeGeo : CubeGeometry;
        private var _cube : Mesh;

        public function BasicSample()
        {
            _view = addChild(new View3D()) as View3D;
            _view.antiAlias = 4;
            _view.backgroundColor = 0xa1c3c0;

            _scene = _view.scene;
            _camera = _view.camera;

             var material : ColorMaterial = new ColorMaterial( 0x56a0b6);
            _cubeGeo = new CubeGeometry(256, 256, 256, 4, 4, 4);
            _cube = new Mesh(_cubeGeo, material);
            _scene.addChild(_cube);
            addEventListener(Event.ENTER_FRAME, update);
        }

        private function update(event : Event) : void
        {

            _cube.rotationY += 4;
             _view.render();
        }
    }
}