protected void RenderScene() { // update view variables xAxisRotation.Angle = XAxisSlider.Value; yAxisRotation.Angle = -YAxisSlider.Value; zAxisRotation.Angle = ZAxisSlider.Value; modelZoom.ScaleX = ZoomSlider.Value / 2; modelZoom.ScaleY = ZoomSlider.Value / 2; modelZoom.ScaleZ = ZoomSlider.Value / 2; // update view meshManager.SetViewAndProjection( camera.ToViewLH().ToMatrix4x4F(), camera.ToPerspectiveLH(renderHost.ActualWidth / renderHost.ActualHeight).ToMatrix4x4F()); // clear render target device.ClearRenderTargetView(renderTargetView, backgroundColor); // Clear the depth buffer to 1.0 (max depth) device.ClearDepthStencilView(depthStencilView, ClearOptions.Depth, 1.0f, (byte)0); // render mesh mesh.LightIntensity = 2.5f; mesh.Render(modelTransformGroup.Value); // present back buffer swapChain.Present(1, PresentOptions.None); }