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  1. int InitGL(HWND hwnd) {
  2. 	static PIXELFORMATDESCRIPTOR pfd=				
  3. 	{
  4. 		sizeof(PIXELFORMATDESCRIPTOR),				// Size Of This Pixel Format Descriptor
  5. 		1,											// Version Number
  6. 		PFD_DRAW_TO_WINDOW |						// Format Must Support Window
  7. 		PFD_SUPPORT_OPENGL |						// Format Must Support OpenGL
  8. 		PFD_DOUBLEBUFFER,							// Must Support Double Buffering
  9. 		PFD_TYPE_RGBA,								// Request An RGBA Format
  10. 		24,											// Select Our Color Depth
  11. 		0, 0, 0, 0, 0, 0,							// Color Bits Ignored
  12. 		0,											// No Alpha Buffer
  13. 		0,											// Shift Bit Ignored
  14. 		0,											// No Accumulation Buffer
  15. 		0, 0, 0, 0,									// Accumulation Bits Ignored
  16. 		16,											// 16Bit Z-Buffer (Depth Buffer)  
  17. 		0,											// No Stencil Buffer
  18. 		0,											// No Auxiliary Buffer
  19. 		PFD_MAIN_PLANE,								// Main Drawing Layer
  20. 		0,											// Reserved
  21. 		0, 0, 0										// Layer Masks Ignored
  22. 	};
  23.  
  24. 	hdc=GetDC(hwnd);
  25. 	if (hdc==NULL) return 1;
  26.  
  27. 	iFormat = ChoosePixelFormat(hdc,&pfd);
  28. 	if (!iFormat || !SetPixelFormat(hdc,iFormat,&pfd)) return 2;
  29.  
  30. 	hrc=wglCreateContext(hdc);
  31. 	if (!hrc || !wglMakeCurrent(hdc, hrc)) return 3;
  32.  
  33. 	glShadeModel(GL_SMOOTH);
  34.  
  35. 	glClearColor(0.0f,0.0f,0.0f,0.5f);
  36.  
  37. 	glEnable(GL_DEPTH_TEST);
  38.  
  39. 	glDepthFunc(GL_LEQUAL);
  40.  
  41. 	PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB = NULL;
  42.  
  43. 	// Адрес функции создания расширенного контекста от драйвера видеокарты
  44. 	wglCreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC) (wglGetProcAddress("wglCreateContextAttribsARB"));
  45.  
  46. 	// временный контекст OpenGL нам больше не нужен, удаляем его
  47. 	wglMakeCurrent(NULL, NULL);
  48. 	wglDeleteContext(hrc);
  49.  
  50. 	// если драйвер видеокарты не предоставил нам адрес этой функции
  51. 	if (!wglCreateContextAttribsARB) {
  52. 		dbg(hwnd);
  53. 	}
  54.  
  55. 	return 0;
  56. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c:1:12: error: unknown type name 'HWND'
 int InitGL(HWND hwnd) {
            ^
stdout
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Standard output is empty
https://ideone.com/4oKHdK
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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