public override void Update()
{
NvGPUThermalSettings settings = GetThermalSettings();
foreach (Sensor sensor in temperatures)
{
sensor.Value = settings.Sensor[sensor.Index].CurrentTemp;
}
bool tachReadingOk = false;
if (NVAPI.NvAPI_GPU_GetTachReading != null &&
NVAPI.NvAPI_GPU_GetTachReading(handle, out int fanValue) == NvStatus.OK)
{
fan.Value = fanValue;
ActivateSensor(fan);
tachReadingOk = true;
}
uint[] values = GetClocks();
if (values != null)
{
clocks[1].Value = 0.001f * values[8];
if (values[30] != 0)
{
clocks[0].Value = 0.0005f * values[30];
clocks[2].Value = 0.001f * values[30];
}
else
{
clocks[0].Value = 0.001f * values[0];
clocks[2].Value = 0.001f * values[14];
}
}
// set extra sensors from external NvAPI wrapper
if (physicalGPU != null)
{
try
{
voltage.Value = GPUApi.GetCurrentVoltage(physicalGPU.Handle).ValueInMicroVolt / 1E06f;
ActivateSensor(voltage);
var currentActiveLimit = physicalGPU.PerformanceControl.CurrentActiveLimit;
powerLimit.Value = ((currentActiveLimit & PerformanceLimit.PowerLimit)
== PerformanceLimit.PowerLimit) ? 1 : 0;
ActivateSensor(powerLimit);
temperatureLimit.Value = ((currentActiveLimit & PerformanceLimit.TemperatureLimit)
== PerformanceLimit.TemperatureLimit) ? 1 : 0;
ActivateSensor(temperatureLimit);
voltageLimit.Value = ((currentActiveLimit & PerformanceLimit.VoltageLimit)
== PerformanceLimit.VoltageLimit) ? 1 : 0;
ActivateSensor(voltageLimit);
}
catch
{
voltage.Value = float.NaN;
powerLimit.Value = float.NaN;
temperatureLimit.Value = float.NaN;
voltageLimit.Value = float.NaN;
}
}
var infoEx = new NvDynamicPstatesInfoEx();
infoEx.Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_EX_VER;
infoEx.UtilizationDomains =
new NvUtilizationDomainEx[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS];
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx != null &&
NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx(handle, ref infoEx) == NvStatus.OK)
{
for (int i = 0; i < loads.Length; i++)
{
if (infoEx.UtilizationDomains[i].Present)
{
loads[i].Value = infoEx.UtilizationDomains[i].Percentage;
ActivateSensor(loads[i]);
}
}
}
else
{
var info = new NvDynamicPstatesInfo
{
Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_VER,
UtilizationDomains =
new NvUtilizationDomain[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS]
};
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfo != null &&
NVAPI.NvAPI_GPU_GetDynamicPstatesInfo(handle, ref info) == NvStatus.OK)
{
for (int i = 0; i < loads.Length; i++)
{
if (info.UtilizationDomains[i].Present)
{
loads[i].Value = info.UtilizationDomains[i].Percentage;
ActivateSensor(loads[i]);
}
}
}
}
var coolerSettings = GetCoolerSettings();
var coolerSettingsOk = false;
if (coolerSettings.Count > 0)
{
control.Value = coolerSettings.Cooler[0].CurrentLevel;
ActivateSensor(control);
coolerSettingsOk = true;
}
if (!tachReadingOk || !coolerSettingsOk)
{
var coolersStatus = GetFanCoolersStatus();
if (coolersStatus.Count > 0)
{
if (!coolerSettingsOk)
{
control.Value = coolersStatus.Items[0].CurrentLevel;
ActivateSensor(control);
coolerSettingsOk = true;
}
if (!tachReadingOk)
{
fan.Value = coolersStatus.Items[0].CurrentRpm;
ActivateSensor(fan);
tachReadingOk = true;
}
}
}
NvDisplayDriverMemoryInfo memoryInfo = new NvDisplayDriverMemoryInfo
{
Version = NVAPI.DISPLAY_DRIVER_MEMORY_INFO_VER,
Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU]
};
if (NVAPI.NvAPI_GetDisplayDriverMemoryInfo != null && displayHandle.HasValue &&
NVAPI.NvAPI_GetDisplayDriverMemoryInfo(displayHandle.Value, ref memoryInfo) ==
NvStatus.OK)
{
uint totalMemory = memoryInfo.Values[0];
uint freeMemory = memoryInfo.Values[4];
float usedMemory = Math.Max(totalMemory - freeMemory, 0);
memoryFree.Value = (float)freeMemory / 1024;
memoryAvail.Value = (float)totalMemory / 1024;
memoryUsed.Value = usedMemory / 1024;
memoryLoad.Value = 100f * usedMemory / totalMemory;
ActivateSensor(memoryAvail);
ActivateSensor(memoryUsed);
ActivateSensor(memoryFree);
ActivateSensor(memoryLoad);
}
if (power != null)
{
var channels = new NvGpuPowerMonitorPowerChannelStatus[NVAPI.POWER_STATUS_CHANNEL_COUNT];
for (int i = 0; i < channels.Length; i++)
{
channels[i].Rsvd = new byte[NVAPI.POWER_STATUS_RSVD_SIZE];
}
var powerStatus = new NvGpuPowerStatus
{
Version = NVAPI.GPU_POWER_MONITOR_STATUS_VER,
Rsvd = new byte[NVAPI.POWER_STATUS_RSVD_SIZE],
Channels = channels
};
if (NVAPI.NvAPI_GPU_PowerMonitorGetStatus != null &&
NVAPI.NvAPI_GPU_PowerMonitorGetStatus(handle, ref powerStatus) == NvStatus.OK)
{
power.Value = powerStatus.TotalGpuPowermW * 1E-03f;
ActivateSensor(power);
//// Grap all other sensors/channels
//var powerSensors = powerStatus.Channels.Where(ch => ch.PwrAvgmW != 0).Select(ch => ch.PwrAvgmW * 1E-03).ToArray();
//for (int i = 0; i < powerSensors.Length; i++)
//{
// Console.WriteLine($"Sensor {i}: {powerSensors[i]}W");
//}
//Console.WriteLine("------------------------------------------");
}
}
// update VRAM usage
if (dedicatedVramUsagePerformCounter != null)
{
try
{
memoryUsageDedicated.Value = dedicatedVramUsagePerformCounter.NextValue() / 1024f / 1024f;
ActivateSensor(memoryUsageDedicated);
}
catch { }
}
if (sharedVramUsagePerformCounter != null)
{
try
{
memoryUsageShared.Value = (float)sharedVramUsagePerformCounter.NextValue() / 1024f / 1024f;
ActivateSensor(memoryUsageShared);
}
catch { }
}
if (pcieThroughputRx != null)
{
if (NVML.NvmlDeviceGetPcieThroughput(device.Value,
NVML.NvmlPcieUtilCounter.RxBytes, out uint value)
== NVML.NvmlReturn.Success)
{
pcieThroughputRx.Value = value / 1024f;
ActivateSensor(pcieThroughputRx);
}
}
if (pcieThroughputTx != null)
{
if (NVML.NvmlDeviceGetPcieThroughput(device.Value,
NVML.NvmlPcieUtilCounter.TxBytes, out uint value)
== NVML.NvmlReturn.Success)
{
pcieThroughputTx.Value = value / 1024f;
ActivateSensor(pcieThroughputTx);
}
}
}
public override void Update()
{
if (temperatures.Any(sensor => sensorConfig.GetSensorEvaluate(sensor.IdentifierString)))
{
NvGPUThermalSettings settings = GetThermalSettings();
foreach (Sensor sensor in temperatures)
{
sensor.Value = settings.Sensor[sensor.Index].CurrentTemp;
}
}
else
{
foreach (Sensor sensor in temperatures)
{
sensor.Value = null;
}
}
bool tachReadingOk = false;
if (sensorConfig.GetSensorEvaluate(fan.IdentifierString))
{
if (NVAPI.NvAPI_GPU_GetTachReading != null &&
NVAPI.NvAPI_GPU_GetTachReading(handle, out int fanValue) == NvStatus.OK)
{
fan.Value = fanValue;
ActivateSensor(fan);
tachReadingOk = true;
}
}
else
{
fan.Value = null;
}
if (clocks.Any(sensor => sensorConfig.GetSensorEvaluate(sensor.IdentifierString)))
{
uint[] values = GetClocks();
if (values != null)
{
clocks[1].Value = 0.001f * values[8];
if (values[30] != 0)
{
clocks[0].Value = 0.0005f * values[30];
clocks[2].Value = 0.001f * values[30];
}
else
{
clocks[0].Value = 0.001f * values[0];
clocks[2].Value = 0.001f * values[14];
}
}
}
else
{
for (int i = 0; i < clocks.Length; i++)
{
clocks[i].Value = null;
}
}
if (sensorConfig.GetSensorEvaluate(voltage.IdentifierString))
{
var gpuVoltageStatus = new NvGpuVoltageStatus
{
Version = NVAPI.GPU_VOLTAGE_STATUS_VER,
Unknown2 = new uint[8],
Unknown3 = new uint[8]
};
if (NVAPI.NvAPI_GPU_GetCurrentVoltage != null &&
NVAPI.NvAPI_GPU_GetCurrentVoltage(handle, ref gpuVoltageStatus) == NvStatus.OK)
{
voltage.Value = gpuVoltageStatus.ValueInuV / 1E06f;
ActivateSensor(voltage);
}
}
else
{
voltage.Value = null;
}
if (loads.Any(sensor => sensorConfig.GetSensorEvaluate(sensor.IdentifierString)))
{
var infoEx = new NvDynamicPstatesInfoEx
{
Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_EX_VER,
UtilizationDomains =
new NvUtilizationDomainEx[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS]
};
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx != null &&
NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx(handle, ref infoEx) == NvStatus.OK)
{
for (int i = 0; i < loads.Length; i++)
{
if (infoEx.UtilizationDomains[i].Present)
{
loads[i].Value = infoEx.UtilizationDomains[i].Percentage;
ActivateSensor(loads[i]);
}
}
}
else
{
var info = new NvDynamicPstatesInfo
{
Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_VER,
UtilizationDomains =
new NvUtilizationDomain[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS]
};
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfo != null &&
NVAPI.NvAPI_GPU_GetDynamicPstatesInfo(handle, ref info) == NvStatus.OK)
{
for (int i = 0; i < loads.Length; i++)
{
if (info.UtilizationDomains[i].Present)
{
loads[i].Value = info.UtilizationDomains[i].Percentage;
ActivateSensor(loads[i]);
}
}
}
}
}
else
{
for (int i = 0; i < loads.Length; i++)
{
loads[i].Value = null;
}
}
if (sensorConfig.GetSensorEvaluate(control.IdentifierString) ||
sensorConfig.GetSensorEvaluate(fan.IdentifierString))
{
var coolerSettings = GetCoolerSettings();
var coolerSettingsOk = false;
if (coolerSettings.Count > 0)
{
control.Value = coolerSettings.Cooler[0].CurrentLevel;
ActivateSensor(control);
coolerSettingsOk = true;
}
if (!tachReadingOk || !coolerSettingsOk)
{
var coolersStatus = GetFanCoolersStatus();
if (coolersStatus.Count > 0)
{
if (!coolerSettingsOk)
{
control.Value = coolersStatus.Items[0].CurrentLevel;
ActivateSensor(control);
coolerSettingsOk = true;
}
if (!tachReadingOk)
{
fan.Value = coolersStatus.Items[0].CurrentRpm;
ActivateSensor(fan);
tachReadingOk = true;
}
}
}
}
else
{
control.Value = null;
fan.Value = null;
}
if (!(!sensorConfig.GetSensorEvaluate(memoryAvail.IdentifierString) &&
!sensorConfig.GetSensorEvaluate(memoryUsed.IdentifierString) &&
!sensorConfig.GetSensorEvaluate(memoryFree.IdentifierString) &&
!sensorConfig.GetSensorEvaluate(memoryLoad.IdentifierString)))
{
NvDisplayDriverMemoryInfo memoryInfo = new NvDisplayDriverMemoryInfo
{
Version = NVAPI.DISPLAY_DRIVER_MEMORY_INFO_VER,
Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU]
};
if (NVAPI.NvAPI_GetDisplayDriverMemoryInfo != null && displayHandle.HasValue &&
NVAPI.NvAPI_GetDisplayDriverMemoryInfo(displayHandle.Value, ref memoryInfo) ==
NvStatus.OK)
{
uint totalMemory = memoryInfo.Values[0];
uint freeMemory = memoryInfo.Values[4];
float usedMemory = Math.Max(totalMemory - freeMemory, 0);
memoryFree.Value = (float)freeMemory / 1024 / 1024;
memoryAvail.Value = (float)totalMemory / 1024 / 1024;
memoryUsed.Value = usedMemory / 1024 / 1024;
memoryLoad.Value = 100f * usedMemory / totalMemory;
ActivateSensor(memoryAvail);
ActivateSensor(memoryUsed);
ActivateSensor(memoryFree);
ActivateSensor(memoryLoad);
}
}
else
{
memoryAvail.Value = null;
memoryUsed.Value = null;
memoryFree.Value = null;
memoryLoad.Value = null;
}
if (power != null)
{
if (sensorConfig.GetSensorEvaluate(power.IdentifierString))
{
var channels = new NvGpuPowerMonitorPowerChannelStatus[NVAPI.POWER_STATUS_CHANNEL_COUNT];
for (int i = 0; i < channels.Length; i++)
{
channels[i].Rsvd = new byte[NVAPI.POWER_STATUS_RSVD_SIZE];
}
var powerStatus = new NvGpuPowerStatus
{
Version = NVAPI.GPU_POWER_MONITOR_STATUS_VER,
Rsvd = new byte[NVAPI.POWER_STATUS_RSVD_SIZE],
Channels = channels
};
if (NVAPI.NvAPI_GPU_PowerMonitorGetStatus != null &&
NVAPI.NvAPI_GPU_PowerMonitorGetStatus(handle, ref powerStatus) == NvStatus.OK)
{
power.Value = powerStatus.TotalGpuPowermW * 1E-03f;
ActivateSensor(power);
}
}
else
{
power.Value = null;
}
}
// update VRAM usage
if (dedicatedVramUsagePerformCounter != null)
{
try
{
if (sensorConfig.GetSensorEvaluate(memoryUsageDedicated.IdentifierString))
{
memoryUsageDedicated.Value = dedicatedVramUsagePerformCounter.NextValue() / SCALE;
ActivateSensor(memoryUsageDedicated);
}
else
{
memoryUsageDedicated.Value = null;
}
}
catch { memoryUsageDedicated.Value = null; }
}
if (sharedVramUsagePerformCounter != null)
{
try
{
if (sensorConfig.GetSensorEvaluate(memoryUsageShared.IdentifierString))
{
memoryUsageShared.Value = (float)sharedVramUsagePerformCounter.NextValue() / SCALE;
ActivateSensor(memoryUsageShared);
}
else
{
memoryUsageShared.Value = null;
}
}
catch { memoryUsageShared.Value = null; }
}
try
{
if (sensorConfig.GetSensorEvaluate(processMemoryUsageDedicated.IdentifierString))
{
lock (_performanceCounterLock)
{
processMemoryUsageDedicated.Value = dedicatedVramUsageProcessPerformCounter == null
? 0f : (float)dedicatedVramUsageProcessPerformCounter.NextValue() / SCALE;
}
ActivateSensor(processMemoryUsageDedicated);
}
else
{
processMemoryUsageDedicated.Value = null;
}
}
catch { processMemoryUsageDedicated.Value = null; }
try
{
if (sensorConfig.GetSensorEvaluate(processMemoryUsageShared.IdentifierString))
{
lock (_performanceCounterLock)
{
processMemoryUsageShared.Value = sharedVramUsageProcessPerformCounter == null
? 0f : (float)sharedVramUsageProcessPerformCounter.NextValue() / SCALE;
}
ActivateSensor(processMemoryUsageShared);
}
else
{
processMemoryUsageShared.Value = null;
}
}
catch { processMemoryUsageShared.Value = null; }
if (pcieThroughputRx != null)
{
if (sensorConfig.GetSensorEvaluate(pcieThroughputRx.IdentifierString))
{
if (NVML.NvmlDeviceGetPcieThroughput(device.Value,
NVML.NvmlPcieUtilCounter.RxBytes, out uint value)
== NVML.NvmlReturn.Success)
{
pcieThroughputRx.Value = value / 1024f;
ActivateSensor(pcieThroughputRx);
}
}
else
{
pcieThroughputRx.Value = null;
}
}
if (pcieThroughputTx != null)
{
if (sensorConfig.GetSensorEvaluate(pcieThroughputTx.IdentifierString))
{
if (NVML.NvmlDeviceGetPcieThroughput(device.Value,
NVML.NvmlPcieUtilCounter.TxBytes, out uint value)
== NVML.NvmlReturn.Success)
{
pcieThroughputTx.Value = value / 1024f;
ActivateSensor(pcieThroughputTx);
}
}
else
{
pcieThroughputTx.Value = null;
}
}
if (sensorConfig.GetSensorEvaluate(monitorRefreshRate.IdentifierString))
{
if (NVAPI.NvAPI_GetVBlankCounter(displayHandle.Value, out uint pCounter)
== NvStatus.OK)
{
var deltaTicks = stopwatch.ElapsedTicks;
stopwatch.Restart();
lock (_displayLock)
{
var currentRefreshRate = (float)(pCounter - lastpCounter) / deltaTicks * Stopwatch.Frequency;
refreshRateBuffer.Add(currentRefreshRate);
var refreshRateFiltered = (float)Math.Ceiling(refreshRateBuffer.RefreshRates.Average());
monitorRefreshRate.Value = refreshRateFiltered > refreshRateCurrentWindowHandle ? refreshRateCurrentWindowHandle : refreshRateFiltered;
}
lastpCounter = pCounter;
ActivateSensor(monitorRefreshRate);
}
}
else
{
monitorRefreshRate.Value = null;
}
}