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Mark DX11 as unsuported if build is created for higher windows version but running on WinXP or lower

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This commit is contained in:
Miodrag Milanovic 2015-01-13 19:35:44 +01:00
parent 5486e6ba1e
commit 86d6e003cc
1 changed files with 23 additions and 0 deletions
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23
src/bgfx.cpp
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@ -1351,6 +1351,28 @@ namespace bgfx
#endif // BX_PLATFORM_WINDOWS
}
bool windowsVersionIsOrBellow(uint32_t _version)
{
#if BX_PLATFORM_WINDOWS
OSVERSIONINFOEXA ovi;
memset(&ovi, 0, sizeof(ovi));
ovi.dwOSVersionInfoSize = sizeof(ovi);
// _WIN32_WINNT_WINBLUE 0x0603
// _WIN32_WINNT_WIN8 0x0602
// _WIN32_WINNT_WIN7 0x0601
// _WIN32_WINNT_VISTA 0x0600
ovi.dwMajorVersion = HIBYTE(_version);
ovi.dwMinorVersion = LOBYTE(_version);
DWORDLONG cond = 0;
VER_SET_CONDITION(cond, VER_MAJORVERSION, VER_LESS_EQUAL);
VER_SET_CONDITION(cond, VER_MINORVERSION, VER_LESS_EQUAL);
return !!VerifyVersionInfoA(&ovi, VER_MAJORVERSION | VER_MINORVERSION, cond);
#else
BX_UNUSED(_version);
return false;
#endif // BX_PLATFORM_WINDOWS
}
RendererContextI* rendererCreate(RendererType::Enum _type)
{
if (RendererType::Count == _type)
@ -1891,6 +1913,7 @@ again:
uint8_t num = 0;
for (uint8_t ii = 0; ii < uint8_t(RendererType::Count); ++ii)
{
if ((ii == RendererType::Direct3D11) && windowsVersionIsOrBellow(0x0502)) continue;
if (s_rendererCreator[ii].supported)
{
_enum[num++] = RendererType::Enum(ii);