/// <summary>
/// [PRIVATE]
/// Gets the cooler policy table for the passed GPU handle.
/// </summary>
/// <param name="gpuHandle">The handle of the GPU to perform the operation on.</param>
/// <param name="policy">The cooler policy to get the table for.</param>
/// <param name="index">The cooler index.</param>
/// <param name="count">Number of policy table entries retrieved.</param>
/// <returns>The cooler policy table for the GPU.</returns>
// ReSharper disable once TooManyArguments
public static PrivateCoolerPolicyTableV1 GetCoolerPolicyTable(
PhysicalGPUHandle gpuHandle,
CoolerPolicy policy,
uint index,
out uint count)
{
var instance = typeof(PrivateCoolerPolicyTableV1).Instantiate <PrivateCoolerPolicyTableV1>();
instance._Policy = policy;
using (var policyTableReference = ValueTypeReference.FromValueType(instance))
{
var status = DelegateFactory.GetDelegate <Delegates.GPU.NvAPI_GPU_GetCoolerPolicyTable>()(
gpuHandle,
index,
policyTableReference,
out count
);
if (status != Status.Ok)
{
throw new NVIDIAApiException(status);
}
return(policyTableReference.ToValueType <PrivateCoolerPolicyTableV1>(typeof(PrivateCoolerPolicyTableV1)));
}
}
public override int setSpeed(int value)
{
if (value > mMaxSpeed)
{
Value = mMaxSpeed;
mCurrentPolicy = CoolerPolicy.Manual;
}
else if (value < mMinSpeed)
{
Value = value;
mCurrentPolicy = mDefaultPolicy;
}
else
{
Value = value;
mCurrentPolicy = CoolerPolicy.Manual;
}
onSetNvAPIControlHandler(mIndex, mCoolerID, Value, mCurrentPolicy);
LastValue = Value;
return(Value);
}
/// <summary>
/// Creates a new instance of <see cref="CoolerLevel" />
/// </summary>
/// <param name="coolerPolicy">The cooler policy.</param>
public CoolerLevel(CoolerPolicy coolerPolicy) : this(coolerPolicy, 0)
{
if (coolerPolicy == CoolerPolicy.Manual)
{
throw new ArgumentException(
"Manual policy is not valid when no level value is provided.",
nameof(coolerPolicy)
);
}
}
public NvAPIFanControl(string name, int index, int coolerID, int value, int minSpeed, int maxSpeed, CoolerPolicy defaultPolicy) : base()
{
Name = name;
mIndex = index;
mCoolerID = coolerID;
Value = value;
LastValue = value;
mMinSpeed = minSpeed;
mMaxSpeed = maxSpeed;
mDefaultPolicy = defaultPolicy;
}
private void createGPUControl()
{
// Gigabyte
if (mIsGigabyte == true)
{
}
// LibreHardwareMonitor
else if (OptionManager.getInstance().LibraryType == LibraryType.LibreHardwareMonitor)
{
mLHM.createGPUFanControl(ref mControlList);
}
// OpenHardwareMonitor
else
{
mOHM.createGPUFanControl(ref mControlList);
}
if (OptionManager.getInstance().IsNvAPIWrapper == true)
{
this.lockBus();
try
{
int gpuFanNum = 1;
var gpuArray = PhysicalGPU.GetPhysicalGPUs();
for (int i = 0; i < gpuArray.Length; i++)
{
var e = gpuArray[i].CoolerInformation.Coolers.GetEnumerator();
while (e.MoveNext())
{
var value = e.Current;
int coolerID = value.CoolerId;
int speed = value.CurrentLevel;
int minSpeed = value.DefaultMinimumLevel;
int maxSpeed = value.DefaultMaximumLevel;
CoolerPolicy defaultPolicy = value.DefaultPolicy;
var name = "GPU Fan Control #" + gpuFanNum++;
while (this.isExistControl(name) == true)
{
name = "GPU Fan Control #" + gpuFanNum++;
}
var control = new NvAPIFanControl(name, i, coolerID, speed, minSpeed, maxSpeed, defaultPolicy);
control.onSetNvAPIControlHandler += onSetNvApiControl;
mControlList.Add(control);
}
}
}
catch { }
this.unlockBus();
}
}
public NvAPIFanControl(string id, string name, int index, int coolerID, int value, int minSpeed, int maxSpeed, CoolerPolicy defaultCoolerPolicy) : base(LIBRARY_TYPE.NvAPIWrapper)
{
ID = id;
Name = name;
mIndex = index;
mCoolerID = coolerID;
Value = value;
LastValue = value;
mMinSpeed = minSpeed;
mMaxSpeed = maxSpeed;
IsSetSpeed = true;
mDefaultCoolerPolicy = defaultCoolerPolicy;
Console.WriteLine("NvAPIFanControl.NvAPIFanControl() : defaultCoolerPolicy({0})", (int)defaultCoolerPolicy);
}
/// <summary>
/// Changes a cooler settings by modifying the policy and the current level
/// </summary>
/// <param name="coolerId">The cooler identification number (index) to change the settings.</param>
/// <param name="policy">The new cooler policy.</param>
/// <param name="newLevel">The new cooler level. Valid only if policy is set to manual.</param>
// ReSharper disable once TooManyDeclarations
public void SetCoolerSettings(int coolerId, CoolerPolicy policy, int newLevel)
{
if (Coolers.All(cooler => cooler.CoolerId != coolerId))
{
throw new ArgumentException("Invalid cooler identification number provided.", nameof(coolerId));
}
try
{
GPUApi.SetCoolerLevels(
PhysicalGPU.Handle,
(uint)coolerId,
new PrivateCoolerLevelsV1(new[]
{
new PrivateCoolerLevelsV1.CoolerLevel(policy, (uint)newLevel)
}
),
1
);
return;
}
catch (NVIDIAApiException e)
{
if (e.Status != Status.NotSupported)
{
throw;
}
}
var currentControl = GPUApi.GetClientFanCoolersControl(PhysicalGPU.Handle);
var newControl = new PrivateFanCoolersControlV1(
currentControl.FanCoolersControlEntries.Select(
entry => entry.CoolerId == coolerId
? new PrivateFanCoolersControlV1.FanCoolersControlEntry(
entry.CoolerId,
policy == CoolerPolicy.Manual
? FanCoolersControlMode.Manual
: FanCoolersControlMode.Auto,
policy == CoolerPolicy.Manual ? (uint)newLevel : 0u)
: entry
)
.ToArray(),
currentControl.UnknownUInt
);
GPUApi.SetClientFanCoolersControl(PhysicalGPU.Handle, newControl);
}
/// <summary>
/// [PRIVATE]
/// Restores the cooler policy table to default for the passed GPU handle and cooler index.
/// </summary>
/// <param name="gpuHandle">The handle of the GPU to perform the operation on.</param>
/// <param name="policy">The cooler policy to restore to default.</param>
/// <param name="indexes">The indexes of the coolers to restore their policy tables to default.</param>
public static void RestoreCoolerPolicyTable(
PhysicalGPUHandle gpuHandle,
CoolerPolicy policy,
uint[] indexes = null)
{
var status = DelegateFactory.GetDelegate <Delegates.GPU.NvAPI_GPU_RestoreCoolerPolicyTable>()(
gpuHandle,
indexes,
(uint)(indexes?.Length ?? 0),
policy
);
if (status != Status.Ok)
{
throw new NVIDIAApiException(status);
}
}
private void onSetNvApiControl(int index, int coolerID, int value, CoolerPolicy policy)
{
this.lockBus();
try
{
var gpuArray = PhysicalGPU.GetPhysicalGPUs();
if (index >= gpuArray.Length)
{
this.unlockBus();
return;
}
var info = gpuArray[index].CoolerInformation;
info.SetCoolerSettings(coolerID, policy, value);
}
catch { }
this.unlockBus();
}
/// <summary>
/// Creates a new instance of <see cref="CoolerLevel" />
/// </summary>
/// <param name="coolerPolicy">The cooler policy.</param>
/// <param name="level">The cooler level in percentage.</param>
public CoolerLevel(CoolerPolicy coolerPolicy, uint level)
{
_CurrentPolicy = coolerPolicy;
_CurrentLevel = level;
}
public override void stop()
{
mCurrentPolicy = mDefaultPolicy;
onSetNvAPIControlHandler(mIndex, mCoolerID, Value, mDefaultPolicy);
}