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Cleanup.

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This commit is contained in:
Branimir Karadžić 2015-01-13 19:43:04 -08:00
parent 9b8fd71478
commit 99af670622
1 changed files with 26 additions and 28 deletions
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50
src/bgfx.cpp
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@ -1329,31 +1329,24 @@ namespace bgfx
static RendererDestroyFn s_rendererDestroyFn;
bool windowsVersionIsOrAbove(uint32_t _version)
struct Condition
{
#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_GREATER_EQUAL);
VER_SET_CONDITION(cond, VER_MINORVERSION, VER_GREATER_EQUAL);
return !!VerifyVersionInfoA(&ovi, VER_MAJORVERSION | VER_MINORVERSION, cond);
#else
BX_UNUSED(_version);
return false;
#endif // BX_PLATFORM_WINDOWS
}
enum Enum
{
LessEqual,
GreaterEqual,
};
};
bool windowsVersionIsOrBellow(uint32_t _version)
bool windowsVersionIs(Condition::Enum _op, uint32_t _version)
{
#if BX_PLATFORM_WINDOWS
static const uint8_t s_condition[] =
{
VER_LESS_EQUAL,
VER_GREATER_EQUAL,
};
OSVERSIONINFOEXA ovi;
memset(&ovi, 0, sizeof(ovi) );
ovi.dwOSVersionInfoSize = sizeof(ovi);
@ -1364,8 +1357,8 @@ namespace bgfx
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);
VER_SET_CONDITION(cond, VER_MAJORVERSION, s_condition[_op]);
VER_SET_CONDITION(cond, VER_MINORVERSION, s_condition[_op]);
return !!VerifyVersionInfoA(&ovi, VER_MAJORVERSION | VER_MINORVERSION, cond);
#else
BX_UNUSED(_version);
@ -1383,14 +1376,14 @@ again:
RendererType::Enum first = RendererType::Direct3D9;
RendererType::Enum second = RendererType::Direct3D11;
if (windowsVersionIsOrAbove(0x0603) )
if (windowsVersionIs(Condition::GreaterEqual, 0x0603) )
{
first = RendererType::Direct3D11 /* Direct3D12 */;
second = RendererType::Direct3D11;
if (!s_rendererCreator[second].supported)
second = RendererType::Direct3D9;
}
else if (windowsVersionIsOrAbove(0x0601) )
else if (windowsVersionIs(Condition::GreaterEqual, 0x0601) )
{
first = RendererType::Direct3D11;
second = RendererType::Direct3D9;
@ -1913,7 +1906,12 @@ again:
uint8_t num = 0;
for (uint8_t ii = 0; ii < uint8_t(RendererType::Count); ++ii)
{
if ((ii == RendererType::Direct3D11) && windowsVersionIsOrBellow(0x0502)) continue;
if (RendererType::Direct3D11 == ii
&& windowsVersionIs(Condition::LessEqual, 0x0502) )
{
continue;
}
if (s_rendererCreator[ii].supported)
{
_enum[num++] = RendererType::Enum(ii);