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Add: [Win32] Video driver that uses OpenGL to transfer the video buffer to the screen.

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This commit is contained in:
Michael Lutz
2021-01-16 16:43:04 +01:00
parent af4d32357c
commit ef478ade64
12 changed files with 13670 additions and 3 deletions
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32
src/os/windows/win32.cpp
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@@ -820,6 +820,38 @@ int OTTDStringCompare(const char *s1, const char *s2)
return CompareString(MAKELCID(_current_language->winlangid, SORT_DEFAULT), NORM_IGNORECASE, s1_buf, -1, s2_buf, -1);
}
/**
* Is the current Windows version Vista or later?
* @return True if the current Windows is Vista or later.
*/
bool IsWindowsVistaOrGreater()
{
typedef BOOL (WINAPI * LPVERIFYVERSIONINFO)(LPOSVERSIONINFOEX, DWORD, DWORDLONG);
typedef ULONGLONG (NTAPI * LPVERSETCONDITIONMASK)(ULONGLONG, DWORD, BYTE);
#ifdef UNICODE
static LPVERIFYVERSIONINFO _VerifyVersionInfo = (LPVERIFYVERSIONINFO)GetProcAddress(GetModuleHandle(_T("Kernel32")), "VerifyVersionInfoW");
#else
static LPVERIFYVERSIONINFO _VerifyVersionInfo = (LPVERIFYVERSIONINFO)GetProcAddress(GetModuleHandle(_T("Kernel32")), "VerifyVersionInfoA");
#endif
static LPVERSETCONDITIONMASK _VerSetConditionMask = (LPVERSETCONDITIONMASK)GetProcAddress(GetModuleHandle(_T("Kernel32")), "VerSetConditionMask");
if (_VerifyVersionInfo != nullptr && _VerSetConditionMask != nullptr) {
OSVERSIONINFOEX osvi = { sizeof(osvi), 0, 0, 0, 0, {0}, 0, 0 };
DWORDLONG dwlConditionMask = 0;
dwlConditionMask = _VerSetConditionMask(dwlConditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL);
dwlConditionMask = _VerSetConditionMask(dwlConditionMask, VER_MINORVERSION, VER_GREATER_EQUAL);
dwlConditionMask = _VerSetConditionMask(dwlConditionMask, VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL);
osvi.dwMajorVersion = 6;
osvi.dwMinorVersion = 0;
osvi.wServicePackMajor = 0;
return _VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION | VER_SERVICEPACKMAJOR, dwlConditionMask) != FALSE;
} else {
return LOBYTE(GetVersion()) >= 6;
}
}
#ifdef _MSC_VER
/* Based on code from MSDN: https://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx */
const DWORD MS_VC_EXCEPTION = 0x406D1388;