public static List <NvidiaGPU> EnumGPUs()
{
NvStatus status;
var gpus = new List <NvidiaGPU>();
if (!NVAPI.IsAvailable)
{
return(gpus);
}
var gpuHandles = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
status = NVAPI.NvAPI_EnumPhysicalGPUs(gpuHandles, out int count);
if (status != NvStatus.OK)
{
return(gpus);
}
for (int i = 0; i < count; i++)
{
var handle = gpuHandles[i];
var sb = new StringBuilder(NVAPI.SHORT_STRING_MAX);
status = NVAPI.NvAPI_GPU_GetFullName(handle, sb);
if (status != NvStatus.OK)
{
continue;
}
NvGPUCoolerSettings settings = new NvGPUCoolerSettings
{
Version = NVAPI.GPU_COOLER_SETTINGS_VER,
Count = 1,
Coolers = new NvCooler[NVAPI.MAX_COOLER_PER_GPU]
};
status = NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref settings);
if (status != NvStatus.OK)
{
continue;
}
status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle, out uint deviceId, out uint subSystemId, out uint revisionId, out uint extDeviceId);
if (status != NvStatus.OK)
{
continue;
}
status = NVAPI.NvAPI_GPU_GetBusId(handle, out uint busId);
if (status != NvStatus.OK)
{
continue;
}
var gpu = new NvidiaGPU(handle, settings)
{
BusId = busId, Name = sb.ToString(), Index = i, SubDeviceId = subSystemId
};
gpus.Add(gpu);
}
return(gpus);
}
public NvidiaGPU(NvPhysicalGpuHandle handle, NvGPUCoolerSettings coolerSetting)
{
_handle = handle;
_coolerSetting = coolerSetting;
}