mirror of
https://github.com/openhardwaremonitor/openhardwaremonitor
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475 lines
18 KiB
C#
475 lines
18 KiB
C#
/*
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This Source Code Form is subject to the terms of the Mozilla Public
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License, v. 2.0. If a copy of the MPL was not distributed with this
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file, You can obtain one at http://mozilla.org/MPL/2.0/.
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Copyright (C) 2009-2014 Michael Möller <mmoeller@openhardwaremonitor.org>
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Copyright (C) 2011 Christian Vallières
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*/
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using System;
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using System.Globalization;
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using System.Text;
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namespace OpenHardwareMonitor.Hardware.Nvidia {
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internal class NvidiaGPU : Hardware {
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private readonly int adapterIndex;
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private readonly NvPhysicalGpuHandle handle;
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private readonly NvDisplayHandle? displayHandle;
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private readonly Sensor[] temperatures;
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private readonly Sensor fan;
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private readonly Sensor[] clocks;
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private readonly Sensor[] loads;
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private readonly Sensor control;
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private readonly Sensor memoryLoad;
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private readonly Control fanControl;
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public NvidiaGPU(int adapterIndex, NvPhysicalGpuHandle handle,
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NvDisplayHandle? displayHandle, ISettings settings)
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: base(GetName(handle), new Identifier("nvidiagpu",
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adapterIndex.ToString(CultureInfo.InvariantCulture)), settings) {
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this.adapterIndex = adapterIndex;
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this.handle = handle;
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this.displayHandle = displayHandle;
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NvGPUThermalSettings thermalSettings = GetThermalSettings();
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temperatures = new Sensor[thermalSettings.Count];
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for (int i = 0; i < temperatures.Length; i++) {
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NvSensor sensor = thermalSettings.Sensor[i];
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string name;
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switch (sensor.Target) {
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case NvThermalTarget.BOARD: name = "GPU Board"; break;
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case NvThermalTarget.GPU: name = "GPU Core"; break;
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case NvThermalTarget.MEMORY: name = "GPU Memory"; break;
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case NvThermalTarget.POWER_SUPPLY: name = "GPU Power Supply"; break;
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case NvThermalTarget.UNKNOWN: name = "GPU Unknown"; break;
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default: name = "GPU"; break;
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}
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temperatures[i] = new Sensor(name, i, SensorType.Temperature, this,
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new ParameterDescription[0], settings);
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ActivateSensor(temperatures[i]);
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}
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int value;
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if (NVAPI.NvAPI_GPU_GetTachReading != null &&
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NVAPI.NvAPI_GPU_GetTachReading(handle, out value) == NvStatus.OK) {
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if (value > 0) {
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fan = new Sensor("GPU", 0, SensorType.Fan, this, settings);
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ActivateSensor(fan);
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}
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}
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clocks = new Sensor[3];
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clocks[0] = new Sensor("GPU Core", 0, SensorType.Clock, this, settings);
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clocks[1] = new Sensor("GPU Memory", 1, SensorType.Clock, this, settings);
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clocks[2] = new Sensor("GPU Shader", 2, SensorType.Clock, this, settings);
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for (int i = 0; i < clocks.Length; i++)
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ActivateSensor(clocks[i]);
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loads = new Sensor[3];
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loads[0] = new Sensor("GPU Core", 0, SensorType.Load, this, settings);
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loads[1] = new Sensor("GPU Memory Controller", 1, SensorType.Load, this, settings);
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loads[2] = new Sensor("GPU Video Engine", 2, SensorType.Load, this, settings);
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memoryLoad = new Sensor("GPU Memory", 3, SensorType.Load, this, settings);
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control = new Sensor("GPU Fan", 0, SensorType.Control, this, settings);
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NvGPUCoolerSettings coolerSettings = GetCoolerSettings();
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if (coolerSettings.Count > 0) {
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fanControl = new Control(control, settings,
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coolerSettings.Cooler[0].DefaultMin,
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coolerSettings.Cooler[0].DefaultMax);
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fanControl.ControlModeChanged += ControlModeChanged;
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fanControl.SoftwareControlValueChanged += SoftwareControlValueChanged;
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ControlModeChanged(fanControl);
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control.Control = fanControl;
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}
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Update();
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}
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private static string GetName(NvPhysicalGpuHandle handle) {
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string gpuName;
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if (NVAPI.NvAPI_GPU_GetFullName(handle, out gpuName) == NvStatus.OK) {
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return "NVIDIA " + gpuName.Trim();
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} else {
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return "NVIDIA";
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}
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}
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public override HardwareType HardwareType {
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get { return HardwareType.GpuNvidia; }
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}
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private NvGPUThermalSettings GetThermalSettings() {
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NvGPUThermalSettings settings = new NvGPUThermalSettings();
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settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
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settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
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settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
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if (!(NVAPI.NvAPI_GPU_GetThermalSettings != null &&
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NVAPI.NvAPI_GPU_GetThermalSettings(handle, (int)NvThermalTarget.ALL,
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ref settings) == NvStatus.OK))
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{
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settings.Count = 0;
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}
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return settings;
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}
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private NvGPUCoolerSettings GetCoolerSettings() {
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NvGPUCoolerSettings settings = new NvGPUCoolerSettings();
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settings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
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settings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
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if (!(NVAPI.NvAPI_GPU_GetCoolerSettings != null &&
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NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0,
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ref settings) == NvStatus.OK))
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{
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settings.Count = 0;
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}
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return settings;
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}
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private uint[] GetClocks() {
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NvClocks allClocks = new NvClocks();
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allClocks.Version = NVAPI.GPU_CLOCKS_VER;
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allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
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if (NVAPI.NvAPI_GPU_GetAllClocks != null &&
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NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks) == NvStatus.OK) {
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return allClocks.Clock;
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}
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return null;
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}
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public override void Update() {
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NvGPUThermalSettings settings = GetThermalSettings();
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foreach (Sensor sensor in temperatures)
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sensor.Value = settings.Sensor[sensor.Index].CurrentTemp;
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if (fan != null) {
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int value = 0;
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NVAPI.NvAPI_GPU_GetTachReading(handle, out value);
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fan.Value = value;
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}
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uint[] values = GetClocks();
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if (values != null) {
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clocks[0].Value = 0.001f * values[0];
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clocks[1].Value = 0.001f * values[8];
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clocks[2].Value = 0.001f * values[14];
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if (values[30] != 0) {
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clocks[0].Value = 0.0005f * values[30];
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clocks[2].Value = 0.001f * values[30];
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}
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}
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NvPStates states = new NvPStates();
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states.Version = NVAPI.GPU_PSTATES_VER;
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states.PStates = new NvPState[NVAPI.MAX_PSTATES_PER_GPU];
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if (NVAPI.NvAPI_GPU_GetPStates != null &&
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NVAPI.NvAPI_GPU_GetPStates(handle, ref states) == NvStatus.OK) {
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for (int i = 0; i < 3; i++)
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if (states.PStates[i].Present) {
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loads[i].Value = states.PStates[i].Percentage;
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ActivateSensor(loads[i]);
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}
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} else {
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NvUsages usages = new NvUsages();
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usages.Version = NVAPI.GPU_USAGES_VER;
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usages.Usage = new uint[NVAPI.MAX_USAGES_PER_GPU];
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if (NVAPI.NvAPI_GPU_GetUsages != null &&
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NVAPI.NvAPI_GPU_GetUsages(handle, ref usages) == NvStatus.OK) {
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loads[0].Value = usages.Usage[2];
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loads[1].Value = usages.Usage[6];
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loads[2].Value = usages.Usage[10];
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for (int i = 0; i < 3; i++)
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ActivateSensor(loads[i]);
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}
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}
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NvGPUCoolerSettings coolerSettings = GetCoolerSettings();
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if (coolerSettings.Count > 0) {
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control.Value = coolerSettings.Cooler[0].CurrentLevel;
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ActivateSensor(control);
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}
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NvMemoryInfo memoryInfo = new NvMemoryInfo();
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memoryInfo.Version = NVAPI.GPU_MEMORY_INFO_VER;
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memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
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if (NVAPI.NvAPI_GPU_GetMemoryInfo != null && displayHandle.HasValue &&
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NVAPI.NvAPI_GPU_GetMemoryInfo(displayHandle.Value, ref memoryInfo) ==
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NvStatus.OK) {
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uint totalMemory = memoryInfo.Values[0];
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uint freeMemory = memoryInfo.Values[4];
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float usedMemory = Math.Max(totalMemory - freeMemory, 0);
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memoryLoad.Value = 100f * usedMemory / totalMemory;
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ActivateSensor(memoryLoad);
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}
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}
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public override string GetReport() {
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StringBuilder r = new StringBuilder();
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r.AppendLine("Nvidia GPU");
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r.AppendLine();
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r.AppendFormat("Name: {0}{1}", name, Environment.NewLine);
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r.AppendFormat("Index: {0}{1}", adapterIndex, Environment.NewLine);
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if (displayHandle.HasValue && NVAPI.NvAPI_GetDisplayDriverVersion != null) {
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NvDisplayDriverVersion driverVersion = new NvDisplayDriverVersion();
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driverVersion.Version = NVAPI.DISPLAY_DRIVER_VERSION_VER;
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if (NVAPI.NvAPI_GetDisplayDriverVersion(displayHandle.Value,
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ref driverVersion) == NvStatus.OK) {
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r.Append("Driver Version: ");
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r.Append(driverVersion.DriverVersion / 100);
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r.Append(".");
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r.Append((driverVersion.DriverVersion % 100).ToString("00",
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CultureInfo.InvariantCulture));
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r.AppendLine();
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r.Append("Driver Branch: ");
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r.AppendLine(driverVersion.BuildBranch);
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}
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}
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r.AppendLine();
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if (NVAPI.NvAPI_GPU_GetPCIIdentifiers != null) {
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uint deviceId, subSystemId, revisionId, extDeviceId;
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NvStatus status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle,
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out deviceId, out subSystemId, out revisionId, out extDeviceId);
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if (status == NvStatus.OK) {
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r.Append("DeviceID: 0x");
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r.AppendLine(deviceId.ToString("X", CultureInfo.InvariantCulture));
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r.Append("SubSystemID: 0x");
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r.AppendLine(subSystemId.ToString("X", CultureInfo.InvariantCulture));
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r.Append("RevisionID: 0x");
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r.AppendLine(revisionId.ToString("X", CultureInfo.InvariantCulture));
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r.Append("ExtDeviceID: 0x");
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r.AppendLine(extDeviceId.ToString("X", CultureInfo.InvariantCulture));
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r.AppendLine();
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}
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}
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if (NVAPI.NvAPI_GPU_GetThermalSettings != null) {
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NvGPUThermalSettings settings = new NvGPUThermalSettings();
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settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
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settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
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settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
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NvStatus status = NVAPI.NvAPI_GPU_GetThermalSettings(handle,
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(int)NvThermalTarget.ALL, ref settings);
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r.AppendLine("Thermal Settings");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < settings.Count; i++) {
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r.AppendFormat(" Sensor[{0}].Controller: {1}{2}", i,
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settings.Sensor[i].Controller, Environment.NewLine);
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r.AppendFormat(" Sensor[{0}].DefaultMinTemp: {1}{2}", i,
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settings.Sensor[i].DefaultMinTemp, Environment.NewLine);
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r.AppendFormat(" Sensor[{0}].DefaultMaxTemp: {1}{2}", i,
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settings.Sensor[i].DefaultMaxTemp, Environment.NewLine);
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r.AppendFormat(" Sensor[{0}].CurrentTemp: {1}{2}", i,
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settings.Sensor[i].CurrentTemp, Environment.NewLine);
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r.AppendFormat(" Sensor[{0}].Target: {1}{2}", i,
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settings.Sensor[i].Target, Environment.NewLine);
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}
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetAllClocks != null) {
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NvClocks allClocks = new NvClocks();
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allClocks.Version = NVAPI.GPU_CLOCKS_VER;
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allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
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NvStatus status = NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks);
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r.AppendLine("Clocks");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < allClocks.Clock.Length; i++)
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if (allClocks.Clock[i] > 0) {
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r.AppendFormat(" Clock[{0}]: {1}{2}", i, allClocks.Clock[i],
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Environment.NewLine);
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}
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetTachReading != null) {
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int tachValue;
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NvStatus status = NVAPI.NvAPI_GPU_GetTachReading(handle, out tachValue);
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r.AppendLine("Tachometer");
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r.AppendLine();
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if (status == NvStatus.OK) {
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r.AppendFormat(" Value: {0}{1}", tachValue, Environment.NewLine);
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetPStates != null) {
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NvPStates states = new NvPStates();
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states.Version = NVAPI.GPU_PSTATES_VER;
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states.PStates = new NvPState[NVAPI.MAX_PSTATES_PER_GPU];
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NvStatus status = NVAPI.NvAPI_GPU_GetPStates(handle, ref states);
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r.AppendLine("P-States");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < states.PStates.Length; i++)
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if (states.PStates[i].Present)
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r.AppendFormat(" Percentage[{0}]: {1}{2}", i,
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states.PStates[i].Percentage, Environment.NewLine);
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetUsages != null) {
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NvUsages usages = new NvUsages();
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usages.Version = NVAPI.GPU_USAGES_VER;
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usages.Usage = new uint[NVAPI.MAX_USAGES_PER_GPU];
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NvStatus status = NVAPI.NvAPI_GPU_GetUsages(handle, ref usages);
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r.AppendLine("Usages");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < usages.Usage.Length; i++)
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if (usages.Usage[i] > 0)
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r.AppendFormat(" Usage[{0}]: {1}{2}", i,
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usages.Usage[i], Environment.NewLine);
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetCoolerSettings != null) {
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NvGPUCoolerSettings settings = new NvGPUCoolerSettings();
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settings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
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settings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
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NvStatus status =
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NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref settings);
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r.AppendLine("Cooler Settings");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < settings.Count; i++) {
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r.AppendFormat(" Cooler[{0}].Type: {1}{2}", i,
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settings.Cooler[i].Type, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].Controller: {1}{2}", i,
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settings.Cooler[i].Controller, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].DefaultMin: {1}{2}", i,
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settings.Cooler[i].DefaultMin, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].DefaultMax: {1}{2}", i,
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settings.Cooler[i].DefaultMax, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].CurrentMin: {1}{2}", i,
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settings.Cooler[i].CurrentMin, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].CurrentMax: {1}{2}", i,
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settings.Cooler[i].CurrentMax, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].CurrentLevel: {1}{2}", i,
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settings.Cooler[i].CurrentLevel, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].DefaultPolicy: {1}{2}", i,
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settings.Cooler[i].DefaultPolicy, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].CurrentPolicy: {1}{2}", i,
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settings.Cooler[i].CurrentPolicy, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].Target: {1}{2}", i,
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settings.Cooler[i].Target, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].ControlType: {1}{2}", i,
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settings.Cooler[i].ControlType, Environment.NewLine);
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r.AppendFormat(" Cooler[{0}].Active: {1}{2}", i,
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settings.Cooler[i].Active, Environment.NewLine);
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}
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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if (NVAPI.NvAPI_GPU_GetMemoryInfo != null && displayHandle.HasValue) {
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NvMemoryInfo memoryInfo = new NvMemoryInfo();
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memoryInfo.Version = NVAPI.GPU_MEMORY_INFO_VER;
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memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
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NvStatus status = NVAPI.NvAPI_GPU_GetMemoryInfo(displayHandle.Value,
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ref memoryInfo);
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r.AppendLine("Memory Info");
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r.AppendLine();
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if (status == NvStatus.OK) {
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for (int i = 0; i < memoryInfo.Values.Length; i++)
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r.AppendFormat(" Value[{0}]: {1}{2}", i,
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memoryInfo.Values[i], Environment.NewLine);
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} else {
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r.Append(" Status: ");
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r.AppendLine(status.ToString());
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}
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r.AppendLine();
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}
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return r.ToString();
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}
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private void SoftwareControlValueChanged(IControl control) {
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NvGPUCoolerLevels coolerLevels = new NvGPUCoolerLevels();
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coolerLevels.Version = NVAPI.GPU_COOLER_LEVELS_VER;
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coolerLevels.Levels = new NvLevel[NVAPI.MAX_COOLER_PER_GPU];
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coolerLevels.Levels[0].Level = (int)control.SoftwareValue;
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coolerLevels.Levels[0].Policy = 1;
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NVAPI.NvAPI_GPU_SetCoolerLevels(handle, 0, ref coolerLevels);
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}
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private void ControlModeChanged(IControl control) {
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switch (control.ControlMode) {
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case ControlMode.Undefined:
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return;
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case ControlMode.Default:
|
|
SetDefaultFanSpeed();
|
|
break;
|
|
case ControlMode.Software:
|
|
SoftwareControlValueChanged(control);
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
}
|
|
|
|
private void SetDefaultFanSpeed() {
|
|
NvGPUCoolerLevels coolerLevels = new NvGPUCoolerLevels();
|
|
coolerLevels.Version = NVAPI.GPU_COOLER_LEVELS_VER;
|
|
coolerLevels.Levels = new NvLevel[NVAPI.MAX_COOLER_PER_GPU];
|
|
coolerLevels.Levels[0].Policy = 0x20;
|
|
NVAPI.NvAPI_GPU_SetCoolerLevels(handle, 0, ref coolerLevels);
|
|
}
|
|
|
|
public override void Close() {
|
|
if (this.fanControl != null) {
|
|
this.fanControl.ControlModeChanged -= ControlModeChanged;
|
|
this.fanControl.SoftwareControlValueChanged -=
|
|
SoftwareControlValueChanged;
|
|
|
|
if (this.fanControl.ControlMode != ControlMode.Undefined)
|
|
SetDefaultFanSpeed();
|
|
}
|
|
base.Close();
|
|
}
|
|
}
|
|
}
|