private CreateWindowEx ( WindowStylesEx dwExStyle, string lpClassName, string lpWindowName, WindowStyles dwStyle, int x, int y, int nWidth, int nHeight, IntPtr hWndParent, IntPtr hMenu, IntPtr hInstance, IntPtr lpParam ) : IntPtr | ||
dwExStyle | WindowStylesEx | |
lpClassName | string | |
lpWindowName | string | |
dwStyle | WindowStyles | |
x | int | |
y | int | |
nWidth | int | |
nHeight | int | |
hWndParent | IntPtr | |
hMenu | IntPtr | |
hInstance | IntPtr | |
lpParam | IntPtr | |
Результат | IntPtr |
/// <summary> /// Create a new window class, as basic as possible. /// </summary> /// <param name="width"></param> /// <param name="height"></param> /// <param name="parameters"></param> /// <returns></returns> private bool CreateBasicRenderContext(int width, int height, ContextGenerationParams parameters) { var wndClass = new WNDCLASSEX(); wndClass.Init(); wndClass.style = ClassStyles.HorizontalRedraw | ClassStyles.VerticalRedraw | ClassStyles.OwnDC; wndClass.lpfnWndProc = wndProcDelegate; wndClass.lpszClassName = "CSharpGLRenderWindow"; Win32.RegisterClassEx(ref wndClass); // Create the window. Position and size it. windowHandle = Win32.CreateWindowEx(0, "CSharpGLRenderWindow", "", WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS | WindowStyles.WS_POPUP, 0, 0, width, height, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero); // Get the window device context. this.DeviceContextHandle = Win32.GetDC(windowHandle); // Setup a pixel format. var pfd = new PixelFormatDescriptor(); pfd.Init(); pfd.nVersion = 1; pfd.dwFlags = Win32.PFD_DRAW_TO_WINDOW | Win32.PFD_SUPPORT_OPENGL | Win32.PFD_DOUBLEBUFFER; pfd.iPixelType = Win32.PFD_TYPE_RGBA; pfd.cColorBits = parameters.ColorBits; pfd.cAccumBits = parameters.AccumBits; pfd.cAccumRedBits = parameters.AccumRedBits; pfd.cAccumGreenBits = parameters.AccumGreenBits; pfd.cAccumBlueBits = parameters.AccumBlueBits; pfd.cAccumAlphaBits = parameters.AccumAlphaBits; pfd.cDepthBits = parameters.DepthBits; pfd.cStencilBits = parameters.StencilBits; pfd.iLayerType = Win32.PFD_MAIN_PLANE; // Match an appropriate pixel format int iPixelformat = Win32.ChoosePixelFormat(this.DeviceContextHandle, pfd); if (iPixelformat == 0) { return(false); } // Sets the pixel format if (false == Win32.SetPixelFormat(this.DeviceContextHandle, iPixelformat, pfd)) { return(false); } // Create the render context. this.RenderContextHandle = Win32.wglCreateContext(this.DeviceContextHandle); return(true); }
/// <summary> /// Create a new window class, as basic as possible. /// </summary> /// <param name="width"></param> /// <param name="height"></param> /// <param name="bitDepth"></param> /// <returns></returns> private bool CreateBasicRenderContext(int width, int height, int bitDepth) { var wndClass = new WNDCLASSEX(); wndClass.Init(); wndClass.style = ClassStyles.HorizontalRedraw | ClassStyles.VerticalRedraw | ClassStyles.OwnDC; wndClass.lpfnWndProc = wndProcDelegate; wndClass.cbClsExtra = 0; wndClass.cbWndExtra = 0; wndClass.hInstance = IntPtr.Zero; wndClass.hIcon = IntPtr.Zero; wndClass.hCursor = IntPtr.Zero; wndClass.hbrBackground = IntPtr.Zero; wndClass.lpszMenuName = null; wndClass.lpszClassName = "CSharpGLRenderWindow"; wndClass.hIconSm = IntPtr.Zero; Win32.RegisterClassEx(ref wndClass); // Create the window. Position and size it. windowHandle = Win32.CreateWindowEx(0, "CSharpGLRenderWindow", "", WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS | WindowStyles.WS_POPUP, 0, 0, width, height, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero); // Get the window device context. this.DeviceContextHandle = Win32.GetDC(windowHandle); // Setup a pixel format. var pfd = new PixelFormatDescriptor(); pfd.Init(); pfd.nVersion = 1; pfd.dwFlags = Win32.PFD_DRAW_TO_WINDOW | Win32.PFD_SUPPORT_OPENGL | Win32.PFD_DOUBLEBUFFER; pfd.iPixelType = Win32.PFD_TYPE_RGBA; pfd.cColorBits = (byte)bitDepth; pfd.cDepthBits = 16; pfd.cStencilBits = 8; pfd.iLayerType = Win32.PFD_MAIN_PLANE; // Match an appropriate pixel format int iPixelformat = Win32.ChoosePixelFormat(this.DeviceContextHandle, pfd); if (iPixelformat == 0) { return(false); } // Sets the pixel format if (Win32.SetPixelFormat(this.DeviceContextHandle, iPixelformat, pfd) == 0) { return(false); } return(true); }
/// <summary> /// Creates the render context provider. Must also create the OpenGL extensions. /// </summary> /// <param name="openGLVersion">The desired OpenGL version.</param> /// <param name="gl">The OpenGL context.</param> /// <param name="width">The width.</param> /// <param name="height">The height.</param> /// <param name="bitDepth">The bit depth.</param> /// <param name="parameter">The parameter</param> /// <returns></returns> public override bool Create(GLVersion openGLVersion, int width, int height, int bitDepth, object parameter) { // Call the base. base.Create(openGLVersion, width, height, bitDepth, parameter); // Create a new window class, as basic as possible. WNDCLASSEX wndClass = new WNDCLASSEX(); wndClass.Init(); wndClass.style = ClassStyles.HorizontalRedraw | ClassStyles.VerticalRedraw | ClassStyles.OwnDC; wndClass.lpfnWndProc = wndProcDelegate; wndClass.cbClsExtra = 0; wndClass.cbWndExtra = 0; wndClass.hInstance = IntPtr.Zero; wndClass.hIcon = IntPtr.Zero; wndClass.hCursor = IntPtr.Zero; wndClass.hbrBackground = IntPtr.Zero; wndClass.lpszMenuName = null; wndClass.lpszClassName = "CSharpGLRenderWindow"; wndClass.hIconSm = IntPtr.Zero; Win32.RegisterClassEx(ref wndClass); // Create the window. Position and size it. windowHandle = Win32.CreateWindowEx(0, "CSharpGLRenderWindow", "", WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS | WindowStyles.WS_POPUP, 0, 0, width, height, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero); // Get the window device context. DeviceContextHandle = Win32.GetDC(windowHandle); // Setup a pixel format. PIXELFORMATDESCRIPTOR pfd = new PIXELFORMATDESCRIPTOR(); pfd.Init(); pfd.nVersion = 1; pfd.dwFlags = Win32.PFD_DRAW_TO_WINDOW | Win32.PFD_SUPPORT_OPENGL | Win32.PFD_DOUBLEBUFFER; pfd.iPixelType = Win32.PFD_TYPE_RGBA; pfd.cColorBits = (byte)bitDepth; pfd.cDepthBits = 16; pfd.cStencilBits = 8; pfd.iLayerType = Win32.PFD_MAIN_PLANE; // Match an appropriate pixel format int iPixelformat; if ((iPixelformat = Win32.ChoosePixelFormat(DeviceContextHandle, pfd)) == 0) { return(false); } // Sets the pixel format if (Win32.SetPixelFormat(DeviceContextHandle, iPixelformat, pfd) == 0) { return(false); } // Create the render context. RenderContextHandle = Win32.wglCreateContext(DeviceContextHandle); // Make the context current. MakeCurrent(); // Update the context if required. UpdateContextVersion(); // Return success. return(true); }