private void StartD3D() { _device = new Device(DriverType.Hardware, DeviceCreationFlags.BgraSupport, FeatureLevel.Level_11_0); _graphicsDevice = GraphicsDevice.New(_device); _d3DSurface = new D3D11ImageSource(Window.GetWindow(this)); _d3DSurface.IsFrontBufferAvailableChanged += OnIsFrontBufferAvailableChanged; CreateAndBindTargets(); Source = _d3DSurface; RaiseLoadContent(new GraphicsDeviceEventArgs(_graphicsDevice)); _contentNeedsRefresh = true; _isRendering = true; }