// Methods.
        public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
        {
            try
            {
                // Create the Direct3D object.
                D3D = new DDX11();

                // Initialize the Direct3D object.
                if (!D3D.Initialize(configuration, windowHandle))
                {
                    return(false);
                }

                // Create the camera object
                Camera = new DCamera();

                // Initialize a base view matrix the camera for 2D user interface rendering.
                Camera.SetPosition(0, 0, -5);
                Camera.Render();

                // Create the model class.
                BumpMapModel = new DBumpMapModel();

                // Initialize the model object.
                if (!BumpMapModel.Initialize(D3D.Device, "Cube.txt", new[] { "stone02.bmp", "bump02.bmp", "spec02.bmp" }))
                {
                    MessageBox.Show("Could not initialize the model object", "Error", MessageBoxButtons.OK);
                    return(false);
                }

                // Create the bump map shader object.
                SpecMapShader = new DSpecMapShader();

                // Initialize the bump map shader object.
                if (!SpecMapShader.Initialize(D3D.Device, windowHandle))
                {
                    MessageBox.Show("Could not initialize the light shader", "Error", MessageBoxButtons.OK);
                    return(false);
                }

                // Create the light object.
                Light = new DLight();

                // Initialize the light object.
                Light.SetDiffuseColor(1, 1, 1, 1f);
                Light.SetDirection(0, 0, 1);
                Light.SetSpecularColor(0, 1, 1, 1);
                Light.SetSpecularPower(16);

                return(true);
            }
            catch (Exception ex)
            {
                MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
                return(false);
            }
        }
        // Methods.
        public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
        {
            try
            {
                #region Initialize System
                // Create the Direct3D object.
                D3D = new DDX11();

                // Initialize the Direct3D object.
                if (!D3D.Initialize(configuration, windowHandle))
                {
                    return(false);
                }

                // Create the shader manager object.
                ShaderManager = new DShaderManager();

                // Initialize the shader manager object.
                if (!ShaderManager.Initialize(D3D.Device, windowHandle))
                {
                    return(false);
                }
                #endregion

                #region Initialize Camera
                // Create the camera object
                Camera = new DCamera();

                // Set the initial position and rotation of the camera.
                Camera.SetPosition(0.0f, 0.0f, -10.0f);
                #endregion

                #region Data variables.
                // Create the light object.
                Light = new DLight();

                // Initialize the light object.
                Light.SetAmbientColor(0.15f, 0.15f, 0.15f, 1.0f);
                Light.SetDiffuseColor(1.0f, 1.0f, 1.0f, 1.0f);
                Light.Direction = new Vector3(0.0f, 0.0f, 1.0f);
                Light.SetSpecularColor(1.0f, 1.0f, 1.0f, 1.0f);
                Light.SetSpecularPower(64.0f);
                #endregion

                #region Initialize Models
                // Create the ground model object.
                CubeModel1 = new DModel();

                // Initialize the cube model object.
                if (!CubeModel1.Initialize(D3D.Device, "cube.txt", "marble.bmp"))
                {
                    return(false);
                }

                // Create the second model object.
                CubeModel2 = new DModel();

                // Initialize the cube model object.
                if (!CubeModel2.Initialize(D3D.Device, "cube.txt", "metal.bmp"))
                {
                    return(false);
                }

                // Create the third bump model object for models with normal maps and related vectors.
                CubeBumpMapModel3 = new DBumpMapModel();

                // Initialize the bump model object.
                if (!CubeBumpMapModel3.Initialize(D3D.Device, "cube.txt", "stone01.bmp", "normal.bmp"))
                {
                    return(false);
                }
                #endregion

                return(true);
            }
            catch (Exception ex)
            {
                MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
                return(false);
            }
        }