somewhatlurker
74ea2ab7bc
use GPU architecture detection for launcher GPU support detection (and also ShaderPatch)
58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/*
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Simple header for detecting Nvidia GPU models
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*/
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namespace GPUModel
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{
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#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
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#include <windows.h>
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#include <string>
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void*(*NvAPI_QueryInterface)(unsigned int offset) = NULL;
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int(*NvAPI_Initialize)() = NULL;
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int(*NvAPI_Unload)() = NULL;
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int(*NvAPI_EnumPhysicalGPUs)(int64_t** handle, int* count) = NULL;
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int(*NvAPI_GPU_GetShortName)(int64_t* handle, char* name) = NULL;
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std::string getGpuName()
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{
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NvAPI_QueryInterface = (void*(*)(unsigned int offset))GetProcAddress(LoadLibraryW(L"nvapi64.dll"), "nvapi_QueryInterface");
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if (NvAPI_QueryInterface == nullptr)
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{
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return "Other";
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}
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NvAPI_Initialize = (int(*)())NvAPI_QueryInterface(0x0150E828);
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NvAPI_Unload = (int(*)()) NvAPI_QueryInterface(0xD22BDD7E);
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NvAPI_EnumPhysicalGPUs = (int(*)(int64_t** handle, int* count))NvAPI_QueryInterface(0xE5AC921F);
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NvAPI_GPU_GetShortName = (int(*)(int64_t* handle, char* name))NvAPI_QueryInterface(0xD988F0F3);
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if (NvAPI_Initialize == nullptr ||
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NvAPI_Unload == nullptr ||
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NvAPI_EnumPhysicalGPUs == nullptr ||
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NvAPI_GPU_GetShortName == nullptr)
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{
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return "Unknown";
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}
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int64_t* hdlGpu[64] = { 0 };
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int nGpu = 0;
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NvAPI_Initialize();
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NvAPI_EnumPhysicalGPUs(hdlGpu, &nGpu);
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//printf("[ShaderPatch] nGpu: %d\n", nGpu);
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if (nGpu < 1)
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{
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NvAPI_Unload();
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return "Unknown";
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}
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char nameBuf[64];
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NvAPI_GPU_GetShortName(hdlGpu[0], nameBuf);
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NvAPI_Unload();
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return std::string(nameBuf);
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}
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} |