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Hide the D3D11 backend if Windows version is older than Win8

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Henrik Rydgard committed 2017-02-14 10:33:42 +01:00
1 parent b51bcd2247
commit b5034c4e00
7 files changed
+116 -82
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Windows/main.cpp
+2 -80
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@@ -19,6 +19,8 @@
#include <cmath>
#include "Common/CommonWindows.h"
#include "Common/OSVersion.h"
#include <Wbemidl.h>
#include <shellapi.h>
#include <mmsystem.h>
@@ -85,86 +87,6 @@ void Vibrate(int length_ms) {
// Ignore on PC
}
bool DoesVersionMatchWindows(const u32 major, const u32 minor, const u32 spMajor = 0, const u32 spMinor = 0) {
u64 conditionMask = 0;
OSVERSIONINFOEX osvi;
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(osvi);
osvi.dwMajorVersion = major;
osvi.dwMinorVersion = minor;
osvi.wServicePackMajor = spMajor;
osvi.wServicePackMinor = spMinor;
u32 op = VER_EQUAL;
VER_SET_CONDITION(conditionMask, VER_MAJORVERSION, op);
VER_SET_CONDITION(conditionMask, VER_MINORVERSION, op);
VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMAJOR, op);
VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMINOR, op);
const u32 typeMask = VER_MAJORVERSION | VER_MINORVERSION | VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR;
return VerifyVersionInfo(&osvi, typeMask, conditionMask) != FALSE;
}
std::string GetWindowsVersion() {
const bool IsWindowsXPSP2 = DoesVersionMatchWindows(5, 1, 2, 0);
const bool IsWindowsXPSP3 = DoesVersionMatchWindows(5, 1, 3, 0);
const bool IsWindowsVista = DoesVersionMatchWindows(6, 0);
const bool IsWindowsVistaSP1 = DoesVersionMatchWindows(6, 0, 1, 0);
const bool IsWindowsVistaSP2 = DoesVersionMatchWindows(6, 0, 2, 0);
const bool IsWindows7 = DoesVersionMatchWindows(6, 1);
const bool IsWindows7SP1 = DoesVersionMatchWindows(6, 1, 1, 0);
const bool IsWindows8 = DoesVersionMatchWindows(6, 2);
const bool IsWindows8_1 = DoesVersionMatchWindows(6, 3);
if (IsWindowsXPSP2)
return "Microsoft Windows XP, Service Pack 2";
if (IsWindowsXPSP3)
return "Microsoft Windows XP, Service Pack 3";
if (IsWindowsVista)
return "Microsoft Windows Vista";
if (IsWindowsVistaSP1)
return "Microsoft Windows Vista, Service Pack 1";
if (IsWindowsVistaSP2)
return "Microsoft Windows Vista, Service Pack 2";
if (IsWindows7)
return "Microsoft Windows 7";
if (IsWindows7SP1)
return "Microsoft Windows 7, Service Pack 1";
if (IsWindows8)
return "Microsoft Windows 8 or greater"; // "Applications not manifested for Windows 10 will return the Windows 8 OS version value (6.2)."
if (IsWindows8_1)
return "Microsoft Windows 8.1";
return "Unsupported version of Microsoft Windows.";
}
std::string GetWindowsSystemArchitecture() {
SYSTEM_INFO sysinfo;
ZeroMemory(&sysinfo, sizeof(SYSTEM_INFO));
GetNativeSystemInfo(&sysinfo);
if (sysinfo.wProcessorArchitecture & PROCESSOR_ARCHITECTURE_AMD64)
return "(x64)";
// Need to check for equality here, since ANDing with 0 is always 0.
else if (sysinfo.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_INTEL)
return "(x86)";
else if (sysinfo.wProcessorArchitecture & PROCESSOR_ARCHITECTURE_ARM)
return "(ARM)";
else
return "(Unknown)";
}
// Adapted mostly as-is from http://www.gamedev.net/topic/495075-how-to-retrieve-info-about-videocard/?view=findpost&p=4229170
// so credit goes to that post's author, and in turn, the author of the site mentioned in that post (which seems to be down?).
std::string GetVideoCardDriverVersion() {