3759e1163f
Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech> Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/15
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
#include <windows.h>
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static LRESULT CALLBACK WndProc(HWND hwnd,
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UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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LRESULT res = 1;
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switch (uMsg)
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{
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case WM_DESTROY:
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::PostQuitMessage (0);
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break;
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default:
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res = ::DefWindowProc(hwnd, uMsg, wParam, lParam);
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}
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return res;
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}
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bool init_context()
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{
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static const wchar_t * class_name = L"ConanOpenGL";
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static const wchar_t * window_name = L"Conan OpenGL";
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WNDCLASSEXW wc = {0};
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wc.cbSize = sizeof(WNDCLASSEXW);
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wc.style = CS_HREDRAW | CS_VREDRAW;
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wc.lpfnWndProc = WndProc;
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wc.hInstance = ::GetModuleHandle(NULL);
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wc.hIcon = ::LoadIcon(0, IDI_APPLICATION);
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wc.hCursor = ::LoadCursor(0, IDC_ARROW);
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wc.hbrBackground = (HBRUSH) ::GetStockObject(WHITE_BRUSH);
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wc.lpszClassName = class_name;
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if (!::RegisterClassExW(&wc))
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return false;
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HWND hWnd = ::CreateWindowExW(0, class_name, window_name,
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WS_OVERLAPPEDWINDOW, 0, 0, 0, 0, NULL, NULL, wc.hInstance, NULL);
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if (!hWnd)
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return false;
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HDC hDC = ::GetDC(hWnd);
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if (!hDC)
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return false;
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PIXELFORMATDESCRIPTOR pfd = {0};
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pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
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pfd.nVersion = 1;
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pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
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pfd.iPixelType = PFD_TYPE_RGBA;
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pfd.dwLayerMask = PFD_MAIN_PLANE;
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pfd.cColorBits = 32;
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pfd.cDepthBits = 16;
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int pixel_format = ::ChoosePixelFormat(hDC, &pfd);
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if(0 == pixel_format)
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return false;
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if (!::SetPixelFormat(hDC, pixel_format, &pfd))
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return false;
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HGLRC hGLRC = ::wglCreateContext(hDC);
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if (!hGLRC)
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return false;
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::wglMakeCurrent(hDC, hGLRC);
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return true;
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}
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