add Nvidia overclocking options, integrate NvAPIWrapper/NvidiaML to enable and extend overclocking (curve), some other fixes

NvAPIWrapper/Native/Interfaces/Display/IColorData.cs

@@ -0,0 +1,40 @@
+using NvAPIWrapper.Native.Display;
+
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Contains data corresponding to color information
+    /// </summary>
+    public interface IColorData
+    {
+        /// <summary>
+        ///     Gets the color data color depth
+        /// </summary>
+        ColorDataDepth? ColorDepth { get; }
+
+        /// <summary>
+        ///     Gets the color data dynamic range
+        /// </summary>
+        ColorDataDynamicRange? DynamicRange { get; }
+
+        /// <summary>
+        ///     Gets the color data color format
+        /// </summary>
+        ColorDataFormat ColorFormat { get; }
+
+        /// <summary>
+        ///     Gets the color data color space
+        /// </summary>
+        ColorDataColorimetry Colorimetry { get; }
+
+        /// <summary>
+        ///     Gets the color data selection policy
+        /// </summary>
+        ColorDataSelectionPolicy? SelectionPolicy { get; }
+
+        /// <summary>
+        ///     Gets the color data desktop color depth
+        /// </summary>
+        ColorDataDesktopDepth? DesktopColorDepth { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IDisplayColorData.cs

@@ -0,0 +1,30 @@
+using NvAPIWrapper.Native.Display.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Holds information regarding a display color space configurations
+    /// </summary>
+    public interface IDisplayColorData
+    {
+        /// <summary>
+        ///     Gets the first primary color space coordinate (e.g. Red for RGB) [(0.0, 0.0)-(1.0, 1.0)]
+        /// </summary>
+        ColorDataColorCoordinate FirstColorCoordinate { get; }
+
+        /// <summary>
+        ///     Gets the second primary color space coordinate (e.g. Green for RGB) [(0.0, 0.0)-(1.0, 1.0)]
+        /// </summary>
+        ColorDataColorCoordinate SecondColorCoordinate { get; }
+
+        /// <summary>
+        ///     Gets the third primary color space coordinate (e.g. Blue for RGB) [(0.0, 0.0)-(1.0, 1.0)]
+        /// </summary>
+        ColorDataColorCoordinate ThirdColorCoordinate { get; }
+
+        /// <summary>
+        ///     Gets the white color space coordinate [(0.0, 0.0)-(1.0, 1.0)]
+        /// </summary>
+        ColorDataColorCoordinate WhiteColorCoordinate { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IDisplayDVCInfo.cs

@@ -0,0 +1,28 @@
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Holds the Digital Vibrance Control information regarding the saturation level.
+    /// </summary>
+    public interface IDisplayDVCInfo
+    {
+        /// <summary>
+        ///     Gets the current saturation level
+        /// </summary>
+        int CurrentLevel { get; }
+
+        /// <summary>
+        ///     Gets the default saturation level
+        /// </summary>
+        int DefaultLevel { get; }
+
+        /// <summary>
+        ///     Gets the maximum valid saturation level
+        /// </summary>
+        int MaximumLevel { get; }
+
+        /// <summary>
+        ///     Gets the minimum valid saturation level
+        /// </summary>
+        int MinimumLevel { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IHDMISupportInfo.cs

@@ -0,0 +1,74 @@
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Contains information about the HDMI capabilities of the GPU, output and the display device attached
+    /// </summary>
+    public interface IHDMISupportInfo
+    {
+        /// <summary>
+        ///     Gets the display's EDID 861 Extension Revision
+        /// </summary>
+        uint EDID861ExtensionRevision { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the GPU is capable of HDMI output
+        /// </summary>
+        bool IsGPUCapableOfHDMIOutput { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the display is connected via HDMI
+        /// </summary>
+        bool IsHDMIMonitor { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of Adobe RGB if such data is available;
+        ///     otherwise null
+        /// </summary>
+        bool? IsMonitorCapableOfAdobeRGB { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of Adobe YCC601 if such data is available;
+        ///     otherwise null
+        /// </summary>
+        bool? IsMonitorCapableOfAdobeYCC601 { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of basic audio
+        /// </summary>
+        bool IsMonitorCapableOfBasicAudio { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of sYCC601 if such data is available;
+        ///     otherwise null
+        /// </summary>
+        bool? IsMonitorCapableOfsYCC601 { get; }
+
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of underscan
+        /// </summary>
+        bool IsMonitorCapableOfUnderscan { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of xvYCC601
+        /// </summary>
+        // ReSharper disable once IdentifierTypo
+        bool IsMonitorCapableOfxvYCC601 { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of xvYCC709
+        /// </summary>
+        // ReSharper disable once IdentifierTypo
+        bool IsMonitorCapableOfxvYCC709 { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of YCbCr422
+        /// </summary>
+        bool IsMonitorCapableOfYCbCr422 { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the connected display is capable of YCbCr444
+        /// </summary>
+        bool IsMonitorCapableOfYCbCr444 { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IHDRColorData.cs

@@ -0,0 +1,37 @@
+using NvAPIWrapper.Native.Display;
+using NvAPIWrapper.Native.Display.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Contains information regarding HDR color data
+    /// </summary>
+    public interface IHDRColorData
+    {
+        /// <summary>
+        ///     Gets the HDR color depth if available; otherwise null
+        ///     For Dolby Vision only, should and will be ignored if HDR is on
+        /// </summary>
+        ColorDataDepth? ColorDepth { get; }
+
+        /// <summary>
+        ///     Gets the HDR color format if available; otherwise null
+        /// </summary>
+        ColorDataFormat? ColorFormat { get; }
+
+        /// <summary>
+        ///     Gets the HDR dynamic range if available; otherwise null
+        /// </summary>
+        ColorDataDynamicRange? DynamicRange { get; }
+
+        /// <summary>
+        ///     Gets the HDR mode
+        /// </summary>
+        ColorDataHDRMode HDRMode { get; }
+
+        /// <summary>
+        ///     Gets the color space coordinates
+        /// </summary>
+        MasteringDisplayColorData MasteringDisplayData { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IPathInfo.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using NvAPIWrapper.Native.Display.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Interface for all PathInfo structures
+    /// </summary>
+    public interface IPathInfo : IDisposable
+    {
+        /// <summary>
+        ///     Identifies sourceId used by Windows CCD. This can be optionally set.
+        /// </summary>
+        uint SourceId { get; }
+
+        /// <summary>
+        ///     Contains information about the source mode
+        /// </summary>
+        SourceModeInfo SourceModeInfo { get; }
+
+        /// <summary>
+        ///     Contains information about path targets
+        /// </summary>
+        IEnumerable<IPathTargetInfo> TargetsInfo { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IPathTargetInfo.cs

@@ -0,0 +1,20 @@
+using NvAPIWrapper.Native.Display.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.Display
+{
+    /// <summary>
+    ///     Interface for all PathTargetInfo structures
+    /// </summary>
+    public interface IPathTargetInfo
+    {
+        /// <summary>
+        ///     Contains extra information. NULL for Non-NVIDIA Display.
+        /// </summary>
+        PathAdvancedTargetInfo? Details { get; }
+
+        /// <summary>
+        ///     Display identification
+        /// </summary>
+        uint DisplayId { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/Display/IScanOutIntensityData.cs

@@ -0,0 +1,24 @@
+namespace NvAPIWrapper.Native.Display.Structures
+{
+    /// <summary>
+    /// Contains information regarding the scan-out intensity data
+    /// </summary>
+    public interface IScanOutIntensity  {
+
+        /// <summary>
+        ///     Gets the array of floating values building an intensity RGB texture
+        /// </summary>
+        float[] BlendingTexture { get; }
+
+        /// <summary>
+        ///     Gets the height of the input texture
+        /// </summary>
+        uint Height { get; }
+
+
+        /// <summary>
+        ///     Gets the width of the input texture
+        /// </summary>
+        uint Width { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IClockFrequencies.cs

@@ -0,0 +1,42 @@
+using System.Collections.Generic;
+using NvAPIWrapper.Native.GPU;
+using NvAPIWrapper.Native.GPU.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Interface for all ClockFrequencies structures
+    /// </summary>
+    public interface IClockFrequencies
+    {
+        /// <summary>
+        ///     Gets all valid clocks
+        /// </summary>
+        IReadOnlyDictionary<PublicClockDomain, ClockDomainInfo> Clocks { get; }
+
+        /// <summary>
+        ///     Gets the type of clock frequencies provided with this object
+        /// </summary>
+        ClockType ClockType { get; }
+
+        /// <summary>
+        ///     Gets graphics engine clock
+        /// </summary>
+        ClockDomainInfo GraphicsClock { get; }
+
+        /// <summary>
+        ///     Gets memory decoding clock
+        /// </summary>
+        ClockDomainInfo MemoryClock { get; }
+
+        /// <summary>
+        ///     Gets processor clock
+        /// </summary>
+        ClockDomainInfo ProcessorClock { get; }
+
+        /// <summary>
+        ///     Gets video decoding clock
+        /// </summary>
+        ClockDomainInfo VideoDecodingClock { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IDisplayDriverMemoryInfo.cs

@@ -0,0 +1,33 @@
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Interface for all DisplayDriverMemoryInfo structures
+    /// </summary>
+    public interface IDisplayDriverMemoryInfo
+    {
+        /// <summary>
+        ///     Size(in kb) of the available physical frame buffer for allocating video memory surfaces.
+        /// </summary>
+        uint AvailableDedicatedVideoMemoryInkB { get; }
+
+        /// <summary>
+        ///     Size(in kb) of the current available physical frame buffer for allocating video memory surfaces.
+        /// </summary>
+        uint CurrentAvailableDedicatedVideoMemoryInkB { get; }
+
+        /// <summary>
+        ///     Size(in kb) of the physical frame buffer.
+        /// </summary>
+        uint DedicatedVideoMemoryInkB { get; }
+
+        /// <summary>
+        ///     Size(in kb) of shared system memory that driver is allowed to commit for surfaces across all allocations.
+        /// </summary>
+        uint SharedSystemMemoryInkB { get; }
+
+        /// <summary>
+        ///     Size(in kb) of system memory the driver allocates at load time.
+        /// </summary>
+        uint SystemVideoMemoryInkB { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IDisplayIds.cs

@@ -0,0 +1,65 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Interface for all DisplayIds structures
+    /// </summary>
+    public interface IDisplayIds
+    {
+        /// <summary>
+        ///     Gets connection type. This is reserved for future use and clients should not rely on this information. Instead get
+        ///     the GPU connector type from NvAPI_GPU_GetConnectorInfo/NvAPI_GPU_GetConnectorInfoEx
+        /// </summary>
+        MonitorConnectionType ConnectionType { get; }
+
+        /// <summary>
+        ///     Gets a unique identifier for each device
+        /// </summary>
+        uint DisplayId { get; }
+
+        /// <summary>
+        ///     Indicates if the display is being actively driven
+        /// </summary>
+        bool IsActive { get; }
+
+        /// <summary>
+        ///     Indicates if the display is the representative display
+        /// </summary>
+        bool IsCluster { get; }
+
+        /// <summary>
+        ///     Indicates if the display is connected
+        /// </summary>
+        bool IsConnected { get; }
+
+        /// <summary>
+        ///     Indicates if the display is part of MST topology and it's a dynamic
+        /// </summary>
+        bool IsDynamic { get; }
+
+        /// <summary>
+        ///     Indicates if the display identification belongs to a multi stream enabled connector (root node). Note that when
+        ///     multi stream is enabled and a single multi stream capable monitor is connected to it, the monitor will share the
+        ///     display id with the RootNode.
+        ///     When there is more than one monitor connected in a multi stream topology, then the root node will have a separate
+        ///     displayId.
+        /// </summary>
+        bool IsMultiStreamRootNode { get; }
+
+        /// <summary>
+        ///     Indicates if the display is reported to the OS
+        /// </summary>
+        bool IsOSVisible { get; }
+
+        /// <summary>
+        ///     Indicates if the display is a physically connected display; Valid only when IsConnected is true
+        /// </summary>
+        bool IsPhysicallyConnected { get; }
+
+        /// <summary>
+        ///     Indicates if the display is wireless
+        /// </summary>
+        bool IsWFD { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IEDID.cs

@@ -0,0 +1,13 @@
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Interface for all EDID structures
+    /// </summary>
+    public interface IEDID
+    {
+        /// <summary>
+        ///     Gets whole or a part of the EDID data
+        /// </summary>
+        byte[] Data { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/II2CInfo.cs

@@ -0,0 +1,50 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Contains an I2C packet transmitted or to be transmitted
+    /// </summary>
+    public interface II2CInfo
+    {
+        /// <summary>
+        ///     Gets the payload data
+        /// </summary>
+        byte[] Data { get; }
+
+        /// <summary>
+        ///     Gets the device I2C slave address
+        /// </summary>
+        byte DeviceAddress { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that this instance contents information about a read operation
+        /// </summary>
+        bool IsReadOperation { get; }
+
+        /// <summary>
+        ///     Gets the target display output mask
+        /// </summary>
+        OutputId OutputMask { get; }
+
+        /// <summary>
+        ///     Gets the port id on which device is connected
+        /// </summary>
+        byte? PortId { get; }
+
+        /// <summary>
+        ///     Gets the target I2C register address
+        /// </summary>
+        byte[] RegisterAddress { get; }
+
+        /// <summary>
+        ///     Gets the target speed of the transaction in kHz
+        /// </summary>
+        I2CSpeed Speed { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating that the DDC port should be used instead of the communication port
+        /// </summary>
+        bool UseDDCPort { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceState.cs

@@ -0,0 +1,30 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding a performance state
+    /// </summary>
+    public interface IPerformanceState
+    {
+        /// <summary>
+        ///     Gets a boolean value indicating if this performance state is overclockable
+        /// </summary>
+        bool IsOverclockable { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating if this performance state is currently overclocked
+        /// </summary>
+        bool IsOverclocked { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating if this performance state is limited to use PCIE generation 1 or PCIE generation 2
+        /// </summary>
+        bool IsPCIELimited { get; }
+
+        /// <summary>
+        ///     Gets the performance state identification
+        /// </summary>
+        PerformanceStateId StateId { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceState20.cs

@@ -0,0 +1,20 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding a performance state v2
+    /// </summary>
+    public interface IPerformanceState20
+    {
+        /// <summary>
+        ///     Gets a boolean value indicating if this performance state is editable
+        /// </summary>
+        bool IsEditable { get; }
+
+        /// <summary>
+        ///     Gets the performance state identification
+        /// </summary>
+        PerformanceStateId StateId { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStates20ClockDependentFrequencyRange.cs

@@ -0,0 +1,36 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding the frequency range of a clock domain as well as the dependent voltage domain and the
+    ///     range of the voltage
+    /// </summary>
+    public interface IPerformanceStates20ClockDependentFrequencyRange
+    {
+        /// <summary>
+        ///     Gets the maximum clock frequency in kHz
+        /// </summary>
+        uint MaximumFrequencyInkHz { get; }
+
+        /// <summary>
+        ///     Gets the dependent voltage domain's maximum voltage in uV
+        /// </summary>
+        uint MaximumVoltageInMicroVolt { get; }
+
+        /// <summary>
+        ///     Gets the minimum clock frequency in kHz
+        /// </summary>
+        uint MinimumFrequencyInkHz { get; }
+
+        /// <summary>
+        ///     Gets the dependent voltage domain's minimum voltage in uV
+        /// </summary>
+        uint MinimumVoltageInMicroVolt { get; }
+
+        /// <summary>
+        ///     Gets the dependent voltage domain identification
+        /// </summary>
+        PerformanceVoltageDomain VoltageDomainId { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStates20ClockDependentSingleFrequency.cs

@@ -0,0 +1,13 @@
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding the clock frequency of a fixed frequency clock domain
+    /// </summary>
+    public interface IPerformanceStates20ClockDependentSingleFrequency
+    {
+        /// <summary>
+        ///     Gets the clock frequency of a clock domain in kHz
+        /// </summary>
+        uint FrequencyInkHz { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStates20ClockEntry.cs

@@ -0,0 +1,42 @@
+using NvAPIWrapper.Native.GPU;
+using NvAPIWrapper.Native.GPU.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding a clock domain of a performance states
+    /// </summary>
+    public interface IPerformanceStates20ClockEntry
+    {
+        /// <summary>
+        ///     Gets the type of clock frequency
+        /// </summary>
+        PerformanceStates20ClockType ClockType { get; }
+
+        /// <summary>
+        ///     Gets the domain identification
+        /// </summary>
+        PublicClockDomain DomainId { get; }
+
+        /// <summary>
+        ///     Gets the current base frequency delta value and the range for a valid delta value
+        /// </summary>
+        PerformanceStates20ParameterDelta FrequencyDeltaInkHz { get; }
+
+        /// <summary>
+        ///     Gets the fixed frequency of the clock
+        /// </summary>
+        IPerformanceStates20ClockDependentFrequencyRange FrequencyRange { get; }
+
+
+        /// <summary>
+        ///     Gets a boolean value indicating if this clock is editable
+        /// </summary>
+        bool IsEditable { get; }
+
+        /// <summary>
+        ///     Gets the range of clock frequency and related voltage information if present
+        /// </summary>
+        IPerformanceStates20ClockDependentSingleFrequency SingleFrequency { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStates20Info.cs

@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding the valid power states and their clock and voltage settings as well as general
+    ///     over-volting settings
+    /// </summary>
+    public interface IPerformanceStates20Info
+    {
+        /// <summary>
+        ///     Gets a dictionary for valid power states and their clock frequencies
+        /// </summary>
+        IReadOnlyDictionary<PerformanceStateId, IPerformanceStates20ClockEntry[]> Clocks { get; }
+
+        /// <summary>
+        ///     Gets the list of general over-volting settings
+        /// </summary>
+        IPerformanceStates20VoltageEntry[] GeneralVoltages { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating if performance states are editable
+        /// </summary>
+        bool IsEditable { get; }
+
+        /// <summary>
+        ///     Gets an array of valid power states for the GPU
+        /// </summary>
+        IPerformanceState20[] PerformanceStates { get; }
+
+        /// <summary>
+        ///     Gets a dictionary for valid power states and their voltage settings
+        /// </summary>
+        IReadOnlyDictionary<PerformanceStateId, IPerformanceStates20VoltageEntry[]> Voltages { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStates20VoltageEntry.cs

@@ -0,0 +1,31 @@
+using NvAPIWrapper.Native.GPU;
+using NvAPIWrapper.Native.GPU.Structures;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding the voltage of a voltage domain
+    /// </summary>
+    public interface IPerformanceStates20VoltageEntry
+    {
+        /// <summary>
+        ///     Gets the voltage domain identification
+        /// </summary>
+        PerformanceVoltageDomain DomainId { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating this voltage domain is editable
+        /// </summary>
+        bool IsEditable { get; }
+
+        /// <summary>
+        ///     Gets the base voltage delta and the range of valid values for the delta value
+        /// </summary>
+        PerformanceStates20ParameterDelta ValueDeltaInMicroVolt { get; }
+
+        /// <summary>
+        ///     Gets the current value of this voltage domain in uV
+        /// </summary>
+        uint ValueInMicroVolt { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStatesClock.cs

@@ -0,0 +1,20 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding a clock domain of a performance state
+    /// </summary>
+    public interface IPerformanceStatesClock
+    {
+        /// <summary>
+        ///     Gets the clock domain identification
+        /// </summary>
+        PublicClockDomain DomainId { get; }
+
+        /// <summary>
+        ///     Gets the clock frequency in kHz
+        /// </summary>
+        uint Frequency { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStatesInfo.cs

@@ -0,0 +1,41 @@
+using System.Collections.Generic;
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding performance states status of a GPU
+    /// </summary>
+    public interface IPerformanceStatesInfo
+    {
+        /// <summary>
+        ///     Gets a boolean value indicating if the device is capable of dynamic performance state switching
+        /// </summary>
+        bool IsCapableOfDynamicPerformance { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating if the dynamic performance state switching is enable
+        /// </summary>
+        bool IsDynamicPerformanceEnable { get; }
+
+        /// <summary>
+        ///     Gets a boolean value indicating if the performance monitoring is enable
+        /// </summary>
+        bool IsPerformanceMonitorEnable { get; }
+
+        /// <summary>
+        ///     Gets an array of valid and available performance states information
+        /// </summary>
+        IPerformanceState[] PerformanceStates { get; }
+
+        /// <summary>
+        ///     Gets a dictionary of valid and available performance states and their clock information as an array
+        /// </summary>
+        IReadOnlyDictionary<PerformanceStateId, IPerformanceStatesClock[]> PerformanceStatesClocks { get; }
+
+        /// <summary>
+        ///     Gets a dictionary of valid and available performance states and their voltage information as an array
+        /// </summary>
+        IReadOnlyDictionary<PerformanceStateId, IPerformanceStatesVoltage[]> PerformanceStatesVoltages { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IPerformanceStatesVoltage.cs

@@ -0,0 +1,20 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds information regarding a voltage domain of a performance state
+    /// </summary>
+    public interface IPerformanceStatesVoltage
+    {
+        /// <summary>
+        ///     Gets the voltage domain identification
+        /// </summary>
+        PerformanceVoltageDomain DomainId { get; }
+
+        /// <summary>
+        ///     Gets the voltage in mV
+        /// </summary>
+        uint Value { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IThermalSensor.cs

@@ -0,0 +1,35 @@
+using NvAPIWrapper.Native.GPU;
+
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Provides information about a single thermal sensor
+    /// </summary>
+    public interface IThermalSensor
+    {
+        /// <summary>
+        ///     Internal, ADM1032, MAX6649...
+        /// </summary>
+        ThermalController Controller { get; }
+
+        /// <summary>
+        ///     Current temperature value of the thermal sensor in degree Celsius
+        /// </summary>
+        int CurrentTemperature { get; }
+
+        /// <summary>
+        ///     Maximum default temperature value of the thermal sensor in degree Celsius
+        /// </summary>
+        int DefaultMaximumTemperature { get; }
+
+        /// <summary>
+        ///     Minimum default temperature value of the thermal sensor in degree Celsius
+        /// </summary>
+        int DefaultMinimumTemperature { get; }
+
+        /// <summary>
+        ///     Thermal sensor targeted - GPU, memory, chipset, power supply, Visual Computing Device, etc
+        /// </summary>
+        ThermalSettingsTarget Target { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IThermalSettings.cs

@@ -0,0 +1,13 @@
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+    /// <summary>
+    ///     Holds a list of thermal sensors
+    /// </summary>
+    public interface IThermalSettings
+    {
+        /// <summary>
+        ///     Gets a list of requested thermal sensor information
+        /// </summary>
+        IThermalSensor[] Sensors { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IUtilizationDomainInfo.cs

@@ -0,0 +1,19 @@
+namespace NvAPIWrapper.Native.Interfaces.GPU
+{
+
+    /// <summary>
+    ///     Holds information about a utilization domain
+    /// </summary>
+    public interface IUtilizationDomainInfo
+    {
+        /// <summary>
+        ///     Gets a boolean value that indicates if this utilization domain is present on this GPU.
+        /// </summary>
+        bool IsPresent { get; }
+
+        /// <summary>
+        ///     Gets the percentage of time where the domain is considered busy in the last 1 second interval.
+        /// </summary>
+        uint Percentage { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/GPU/IUtilizationStatus.cs

@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+using NvAPIWrapper.Native.Interfaces.GPU;
+
+namespace NvAPIWrapper.Native.GPU.Structures
+{
+    /// <summary>
+    ///     Holds information about the GPU utilization domains
+    /// </summary>
+    public interface IUtilizationStatus
+    {
+
+        /// <summary>
+        ///     Gets the Bus interface (BUS) utilization
+        /// </summary>
+        IUtilizationDomainInfo BusInterface { get; }
+        /// <summary>
+        ///     Gets all valid utilization domains and information
+        /// </summary>
+        Dictionary<UtilizationDomain, IUtilizationDomainInfo> Domains { get; }
+
+        /// <summary>
+        ///     Gets the frame buffer (FB) utilization
+        /// </summary>
+        IUtilizationDomainInfo FrameBuffer { get; }
+
+        /// <summary>
+        ///     Gets the graphic engine (GPU) utilization
+        /// </summary>
+        IUtilizationDomainInfo GPU { get; }
+
+
+        /// <summary>
+        ///     Gets the Video engine (VID) utilization
+        /// </summary>
+        IUtilizationDomainInfo VideoEngine { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/General/IChipsetInfo.cs

@@ -0,0 +1,35 @@
+using NvAPIWrapper.Native.General;
+
+namespace NvAPIWrapper.Native.Interfaces.General
+{
+    /// <summary>
+    ///     Interface for all ChipsetInfo structures
+    /// </summary>
+    public interface IChipsetInfo
+    {
+        /// <summary>
+        ///     Chipset device name
+        /// </summary>
+        string ChipsetName { get; }
+
+        /// <summary>
+        ///     Chipset device identification
+        /// </summary>
+        int DeviceId { get; }
+
+        /// <summary>
+        ///     Chipset information flags - obsolete
+        /// </summary>
+        ChipsetInfoFlag Flags { get; }
+
+        /// <summary>
+        ///     Chipset vendor identification
+        /// </summary>
+        int VendorId { get; }
+
+        /// <summary>
+        ///     Chipset vendor name
+        /// </summary>
+        string VendorName { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/IAllocatable.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace NvAPIWrapper.Native.Interfaces
+{
+    /// <summary>
+    ///     Marker interface for all types that should be allocated before passing to the managed code
+    /// </summary>
+    internal interface IAllocatable : IInitializable, IDisposable
+    {
+        void Allocate();
+    }
+}

NvAPIWrapper/Native/Interfaces/IHandle.cs

@@ -0,0 +1,20 @@
+using System;
+
+namespace NvAPIWrapper.Native.Interfaces
+{
+    /// <summary>
+    ///     Interface for all pointer based handles
+    /// </summary>
+    public interface IHandle
+    {
+        /// <summary>
+        ///     Returns true if the handle is null and not pointing to a valid location in the memory
+        /// </summary>
+        bool IsNull { get; }
+
+        /// <summary>
+        ///     Gets the address of the handle in the memory
+        /// </summary>
+        IntPtr MemoryAddress { get; }
+    }
+}

NvAPIWrapper/Native/Interfaces/IInitializable.cs

@@ -0,0 +1,9 @@
+namespace NvAPIWrapper.Native.Interfaces
+{
+    /// <summary>
+    ///     Marker interface for all types that should be filled with information before passing to un-managed code
+    /// </summary>
+    internal interface IInitializable
+    {
+    }
+}