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Codechange: [OpenGL] Load all OpenGL functions dynamically.

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This commit is contained in:
Michael Lutz
2021-02-24 23:06:56 +01:00
parent a0c1a3f736
commit 311df31fb1
2 changed files with 204 additions and 139 deletions
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9
src/video/win32_v.cpp
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@@ -1285,10 +1285,15 @@ static PFNWGLCREATECONTEXTATTRIBSARBPROC _wglCreateContextAttribsARB = nullptr;
static PFNWGLSWAPINTERVALEXTPROC _wglSwapIntervalEXT = nullptr;
static bool _hasWGLARBCreateContextProfile = false; ///< Is WGL_ARB_create_context_profile supported?
/** Platform-specific callback to get an OpenGL funtion pointer. */
/** Platform-specific callback to get an OpenGL function pointer. */
static OGLProc GetOGLProcAddressCallback(const char *proc)
{
return reinterpret_cast<OGLProc>(wglGetProcAddress(proc));
OGLProc ret = reinterpret_cast<OGLProc>(wglGetProcAddress(proc));
if (ret == nullptr) {
/* Non-extension GL function? Try normal loading. */
ret = reinterpret_cast<OGLProc>(GetProcAddress(GetModuleHandle(L"opengl32"), proc));
}
return ret;
}
/**