public virtual void Initialise() { if ( GraphicsDevice != null ) { // Create the camera manager m_CameraManager = new CameraManager(m_Graphics.GraphicsDevice); // Set screen size m_ScreenSize = new Vector2(GraphicsDevice.PresentationParameters.BackBufferWidth, GraphicsDevice.PresentationParameters.BackBufferHeight); // Setup the render targets SetupRenderTargets(); // Save the half pixel value SetupHalfPixelValue(); // Initialise the camera manager if (m_CameraManager != null) m_CameraManager.Initialise(); } }