private void updateViewPort()
 {
     mViewPortClipped = mViewPort.intersection(new AsRectangle(0, 0, mNativeStage.getStageWidth(), mNativeStage.getStageHeight()));
     if (mShareContext)
     {
         return;
     }
     if (mContext != null && mContext.getDriverInfo() != "Disposed")
     {
         mContext.configureBackBuffer((int)(mViewPortClipped.width), (int)(mViewPortClipped.height), mAntiAliasing, false);
     }
     mStage3D.setX(mViewPortClipped.x);
     mStage3D.setY(mViewPortClipped.y);
 }
        public AsStarling(AsClass rootClass, bc.flash.display.AsStage stage, AsRectangle viewPort, AsStage3D stage3D, String renderMode, String profile)
        {
            if (stage == null)
            {
                throw new AsArgumentError("Stage must not be null");
            }
            if (rootClass == null)
            {
                throw new AsArgumentError("Root class must not be null");
            }
            if (viewPort == null)
            {
                viewPort = new AsRectangle(0, 0, stage.getStageWidth(), stage.getStageHeight());
            }
            if (stage3D == null)
            {
                stage3D = stage.getStage3Ds()[0];
            }
            makeCurrent();
            mRootClass     = rootClass;
            mViewPort      = viewPort;
            mStage3D       = stage3D;
            mStage         = new AsStage(viewPort.width, viewPort.height, stage.getColor());
            mNativeOverlay = new AsSprite();
            mNativeStage   = stage;
            mNativeStage.addChild(mNativeOverlay);
            mTouchProcessor      = new AsTouchProcessor(mStage);
            mJuggler             = new AsJuggler();
            mAntiAliasing        = 0;
            mSimulateMultitouch  = false;
            mEnableErrorChecking = false;
            mLastFrameTimestamp  = AsGlobal.getTimer() / 1000.0f;
            mPrograms            = new AsDictionary();
            mCustomData          = new AsDictionary();
            mSupport             = new AsRenderSupport();
            AsArray __touchEventTypes_ = getTouchEventTypes();

            if (__touchEventTypes_ != null)
            {
                foreach (String touchEventType in __touchEventTypes_)
                {
                    stage.addEventListener(touchEventType, onTouch, false, 0, true);
                }
            }
            stage.addEventListener(AsEvent.ENTER_FRAME, onEnterFrame, false, 0, true);
            stage.addEventListener(AsKeyboardEvent.KEY_DOWN, onKey, false, 0, true);
            stage.addEventListener(AsKeyboardEvent.KEY_UP, onKey, false, 0, true);
            stage.addEventListener(AsEvent.RESIZE, onResize, false, 0, true);
            if (mStage3D.getContext3D() != null && mStage3D.getContext3D().getDriverInfo() != "Disposed")
            {
                mShareContext = true;
                AsGlobal.setTimeout(initialize, 1);
            }
            else
            {
                mShareContext = false;
                mStage3D.addEventListener(AsEvent.CONTEXT3D_CREATE, onContextCreated, false, 1, true);
                mStage3D.addEventListener(AsErrorEvent.ERROR, onStage3DError, false, 1, true);
                try
                {
                    mStage3D.requestContext3D(renderMode);
                }
                catch (AsError e)
                {
                    showFatalError("Context3D error: " + e.message);
                }
            }
        }
 private void onResize(bc.flash.events.AsEvent _event)
 {
     bc.flash.display.AsStage stage = _event.getTarget() as Asbc.flash.display.Stage;
     mStage.dispatchEvent(new AsResizeEvent(AsEvent.RESIZE, stage.getStageWidth(), stage.getStageHeight()));
 }