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Fix GPU detection when two drivers are installed (#215)

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This commit is contained in:
Michał Lewandowski
2025-02-15 07:21:46 +01:00
committed by GitHub
parent 29092d9a07
commit 7bfc745e03
1 changed files with 47 additions and 6 deletions
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OptiScaler/dllmain.cpp
+47 -6
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@@ -2276,6 +2276,40 @@ static void CheckQuirks() {
}
}
bool isNvidia()
{
auto nvapiModule = GetModuleHandleW(L"nvapi64.dll");
bool loadedHere = false;
if (!nvapiModule) {
nvapiModule = LoadLibraryExW(L"nvapi64.dll", NULL, LOAD_LIBRARY_SEARCH_SYSTEM32);
loadedHere = true;
}
// No nvapi, should not be nvidia
if (!nvapiModule)
return false;
NvAPI_Status result = NVAPI_NVIDIA_DEVICE_NOT_FOUND;
if (auto o_NvAPI_QueryInterface = (PFN_NvApi_QueryInterface)GetProcAddress(nvapiModule, "nvapi_QueryInterface"))
{
auto init = static_cast<decltype(&NvAPI_Initialize)>(o_NvAPI_QueryInterface(GET_ID(NvAPI_Initialize)));
result = init();
if (result == NVAPI_OK)
{
if (auto unload = static_cast<decltype(&NvAPI_Unload)>(o_NvAPI_QueryInterface(GET_ID(NvAPI_Unload))))
unload();
}
}
if (loadedHere)
FreeLibrary(nvapiModule);
return result != NVAPI_NVIDIA_DEVICE_NOT_FOUND;
}
BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
HMODULE handle = nullptr;
@@ -2344,15 +2378,22 @@ BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserv
}
else
{
spdlog::info("nvngx.dll loaded, setting DLSS as default upscaler and disabling spoofing options set to auto");
State::Instance().isRunningOnNvidia = isNvidia();
if (State::Instance().isRunningOnNvidia) {
spdlog::info("nvngx.dll loaded, setting DLSS as default upscaler and disabling spoofing options set to auto");
Config::Instance()->DLSSEnabled.set_volatile_value(true);
Config::Instance()->DLSSEnabled.set_volatile_value(true);
if (!Config::Instance()->DxgiSpoofing.has_value())
Config::Instance()->DxgiSpoofing.set_volatile_value(false);
if (!Config::Instance()->DxgiSpoofing.has_value())
Config::Instance()->DxgiSpoofing.set_volatile_value(false);
isNvngxAvailable = true;
State::Instance().isRunningOnNvidia = true;
isNvngxAvailable = true;
}
else
{
spdlog::warn("Driver nvngx.dll loaded but not using an Nvidia card");
Config::Instance()->DLSSEnabled.set_volatile_value(false);
}
}
}