public D3DPanel() { this.InitializeComponent(); // Only use Direct3D if outside of the designer if (!Windows.ApplicationModel.DesignMode.DesignModeEnabled) { d3dApp = new D3DApp(this); d3dApp.Initialize(); d3dApp.Camera.Position = new SharpDX.Vector3(1, 1, 2); d3dApp.Camera.LookAtDir = -d3dApp.Camera.Position; CompositionTarget.Rendering += CompositionTarget_Rendering; } }