display created window and update window HWND hWnd = CreateApplicationWindow(hInstance)

Std::cout << 'Initializing the application.' << std::endl Int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)įreopen_s(&fDummy, 'CONOUT$', 'wt', stdout) įreopen_s(&fDummy, 'CONIN$', 'wt', stderr) įreopen_s(&fDummy, 'CONIN$', 'rt', stdin) HWND CreateApplicationWindow(HINSTANCE hInstance) If (! SetPixelFormat(dummy_dc, pixel_format, &pfd)) Int pixel_format = ChoosePixelFormat(dummy_dc, &pfd) įatal_error( 'Failed to find a suitable pixel format. dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER, ') įatal_error( 'Failed to create dummy OpenGL window. lpszClassName = 'Dummy_WGL_djuasiodwa ',įatal_error( 'Failed to register dummy OpenGL window. style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC, that aren't available in PIXELFORMATDESCRIPTOR), but we can't load and use that before we real window, we want to use wglChoosePixelFormatARB (so we can potentially specify options We use a dummy window because you can only set the pixel format for a window once. Before we can load extensions, we need a dummy OpenGL context, created using a dummy window. MessageBoxA( NULL, msg, 'Error ', MB_OK | MB_ICONEXCLAMATION) # define WGL_FULL_ACCELERATION_ARB 0x2027

Typedef BOOL WINAPI wglChoosePixelFormatARB_type(HDC hdc, const int *piAttribIList,Ĭonst FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats)

# define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001 # define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126 # define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092 # define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091 WglCreateContextAttribsARB_type *wglCreateContextAttribsARB Typedef HGLRC WINAPI wglCreateContextAttribsARB_type(HDC hdc, HGLRC hShareContext, Sample code showing how to create a modern OpenGL window and rendering context on Win32.

Opengl 3.3