public NvidiaGroup()
{
if (!NVAPI.IsAvailable)
{
return;
}
NvPhysicalGpuHandle[] handles =
new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
int count;
if (NVAPI.NvAPI_EnumPhysicalGPUs(handles, out count) != NvStatus.OK)
{
return;
}
for (int i = 0; i < count; i++)
{
string gpuName;
NVAPI.NvAPI_GPU_GetFullName(handles[i], out gpuName);
if (gpuName != null && gpuName.Trim() != "")
{
hardware.Add(new NvidiaGPU(i, handles[i]));
}
}
}
public NvidiaGPU(int adapterIndex, NvPhysicalGpuHandle handle)
{
try {
string gpuName;
if (NVAPI.NvAPI_GPU_GetFullName(handle, out gpuName) == NvStatus.OK)
{
this.name = "NVIDIA " + gpuName.Trim();
}
else
{
this.name = "NVIDIA";
}
this.icon = Utilities.EmbeddedResources.GetImage("nvidia.png");
this.adapterIndex = adapterIndex;
this.handle = handle;
NvGPUThermalSettings settings = GetThermalSettings();
temperatures = new Sensor[settings.Count];
for (int i = 0; i < temperatures.Length; i++)
{
NvSensor sensor = settings.Sensor[i];
string name;
switch (sensor.Target)
{
case NvThermalTarget.BOARD: name = "GPU Board"; break;
case NvThermalTarget.GPU: name = "GPU Core"; break;
case NvThermalTarget.MEMORY: name = "GPU Memory"; break;
case NvThermalTarget.POWER_SUPPLY: name = "GPU Power Supply"; break;
case NvThermalTarget.UNKNOWN: name = "GPU Unknown"; break;
default: name = "GPU"; break;
}
temperatures[i] = new Sensor(name, i, sensor.DefaultMaxTemp,
SensorType.Temperature, this);
ActivateSensor(temperatures[i]);
}
int value;
if (NVAPI.NvAPI_GPU_GetTachReading != null &&
NVAPI.NvAPI_GPU_GetTachReading(handle, out value) == NvStatus.OK)
{
if (value > 0)
{
fan = new Sensor("GPU", 0, SensorType.Fan, this);
ActivateSensor(fan);
}
}
available = temperatures.Length > 0 || fan != null;
} catch (Exception e) {
System.Windows.Forms.MessageBox.Show(e.Message + "\n" + e.StackTrace);
}
}
private static string GetName(NvPhysicalGpuHandle handle)
{
string gpuName;
if (NVAPI.NvAPI_GPU_GetFullName(handle, out gpuName) == NvStatus.OK)
{
return("NVIDIA " + gpuName.Trim());
}
return("NVIDIA");
}
public NvidiaGPU(int adapterIndex, NvPhysicalGpuHandle handle,
NvDisplayHandle?displayHandle, ISettings settings)
{
string gpuName;
if (NVAPI.NvAPI_GPU_GetFullName(handle, out gpuName) == NvStatus.OK)
{
this.name = "NVIDIA " + gpuName.Trim();
}
else
{
this.name = "NVIDIA";
}
this.adapterIndex = adapterIndex;
this.handle = handle;
this.displayHandle = displayHandle;
NvGPUThermalSettings thermalSettings = GetThermalSettings();
temperatures = new Sensor[thermalSettings.Count];
for (int i = 0; i < temperatures.Length; i++)
{
NvSensor sensor = thermalSettings.Sensor[i];
string name;
switch (sensor.Target)
{
case NvThermalTarget.BOARD: name = "GPU Board"; break;
case NvThermalTarget.GPU: name = "GPU Core"; break;
case NvThermalTarget.MEMORY: name = "GPU Memory"; break;
case NvThermalTarget.POWER_SUPPLY: name = "GPU Power Supply"; break;
case NvThermalTarget.UNKNOWN: name = "GPU Unknown"; break;
default: name = "GPU"; break;
}
temperatures[i] = new Sensor(name, i, SensorType.Temperature, this,
new ParameterDescription[0], settings);
ActivateSensor(temperatures[i]);
}
int value;
if (NVAPI.NvAPI_GPU_GetTachReading != null &&
NVAPI.NvAPI_GPU_GetTachReading(handle, out value) == NvStatus.OK)
{
if (value > 0)
{
fan = new Sensor("GPU", 0, SensorType.Fan, this, settings);
ActivateSensor(fan);
}
}
clocks = new Sensor[3];
clocks[0] = new Sensor("GPU Core", 0, SensorType.Clock, this, settings);
clocks[1] = new Sensor("GPU Memory", 1, SensorType.Clock, this, settings);
clocks[2] = new Sensor("GPU Shader", 2, SensorType.Clock, this, settings);
for (int i = 0; i < clocks.Length; i++)
{
ActivateSensor(clocks[i]);
}
loads = new Sensor[3];
loads[0] = new Sensor("GPU Core", 0, SensorType.Load, this, settings);
loads[1] = new Sensor("GPU Memory Controller", 1, SensorType.Load, this, settings);
loads[2] = new Sensor("GPU Video Engine", 2, SensorType.Load, this, settings);
memoryLoad = new Sensor("GPU Memory", 3, SensorType.Load, this, settings);
control = new Sensor("GPU Fan", 0, SensorType.Control, this, settings);
}
