DisplayMagician/DisplayMagicianShared/AMD/AMDLibrary.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using Microsoft.Win32.SafeHandles;
using DisplayMagicianShared;
using System.ComponentModel;
using DisplayMagicianShared.Windows;

namespace DisplayMagicianShared.AMD
{
    [StructLayout(LayoutKind.Sequential)]
    public struct AMD_ADAPTER_CONFIG : IEquatable<AMD_ADAPTER_CONFIG>
    {
        public int AdapterDeviceNumber;
        public int AdapterBusNumber;
        public int AdapterIndex;
        public bool IsPrimaryAdapter;
        //public ADL_DISPLAY_MAP[] DisplayMaps;
        //public ADL_DISPLAY_TARGET[] DisplayTargets;
        public int SLSMapIndex;
        public bool IsSLSEnabled;
        //public ADL_SLS_MAP[] SLSMap;

        public bool Equals(AMD_ADAPTER_CONFIG other)
        => AdapterIndex == other.AdapterIndex &&
           AdapterBusNumber == other.AdapterBusNumber &&
           AdapterDeviceNumber == other.AdapterDeviceNumber &&
           IsPrimaryAdapter == other.IsPrimaryAdapter &&
           //DisplayMaps.SequenceEqual(other.DisplayMaps) &&
           //DisplayTargets.SequenceEqual(other.DisplayTargets);
           SLSMapIndex == other.SLSMapIndex &&
           IsSLSEnabled == other.IsSLSEnabled;

        public override int GetHashCode()
        {
            return (AdapterIndex, AdapterBusNumber, AdapterDeviceNumber, IsPrimaryAdapter, SLSMapIndex, IsSLSEnabled).GetHashCode();
        }
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct AMD_DISPLAY_CONFIG : IEquatable<AMD_DISPLAY_CONFIG>
    {
        public List<AMD_ADAPTER_CONFIG> AdapterConfigs;
        public List<string> DisplayIdentifiers;

        public bool Equals(AMD_DISPLAY_CONFIG other)
        => AdapterConfigs.SequenceEqual(other.AdapterConfigs);

        public override int GetHashCode()
        {
            return (AdapterConfigs).GetHashCode();
        }
    }

    public class AMDLibrary : IDisposable
    {

        // Static members are 'eagerly initialized', that is, 
        // immediately when class is loaded for the first time.
        // .NET guarantees thread safety for static initialization
        private static AMDLibrary _instance = new AMDLibrary();

        private static WinLibrary _winLibrary = new WinLibrary();

        private bool _initialised = false;

        // To detect redundant calls
        private bool _disposed = false;

        // Instantiate a SafeHandle instance.
        private SafeHandle _safeHandle = new SafeFileHandle(IntPtr.Zero, true);
        private IntPtr _adlContextHandle = IntPtr.Zero;

        static AMDLibrary() { }
        public AMDLibrary()
        {

            try
            {
                SharedLogger.logger.Trace($"AMDLibrary/AMDLibrary: Attempting to load the AMD ADL DLL {ADLImport.ATI_ADL_DLL}");
                // Attempt to prelink all of the NVAPI functions
                Marshal.PrelinkAll(typeof(ADLImport));

                SharedLogger.logger.Trace("AMDLibrary/AMDLibrary: Intialising AMD ADL2 library interface");
                // Second parameter is 1 so that we only the get connected adapters in use now
                try
                {
                    ADL_STATUS ADLRet;
                    ADLRet = ADLImport.ADL2_Main_Control_Create(ADLImport.ADL_Main_Memory_Alloc, ADLImport.ADL_TRUE, out _adlContextHandle);
                    if (ADLRet == ADL_STATUS.ADL_OK)
                    {
                        _initialised = true;
                        SharedLogger.logger.Trace($"AMDLibrary/AMDLibrary: AMD ADL2 library was initialised successfully");
                    }
                    else
                    {
                        SharedLogger.logger.Trace($"AMDLibrary/AMDLibrary: Error intialising AMD ADL2 library. ADL2_Main_Control_Create() returned error code {ADLRet}");
                    }
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Trace(ex, $"AMDLibrary/AMDLibrary: Exception intialising AMD ADL2 library. ADL2_Main_Control_Create() caused an exception.");
                }

                _winLibrary = WinLibrary.GetLibrary();
            }
            catch (DllNotFoundException ex)
            {
                // If we get here then the AMD ADL DLL wasn't found. We can't continue to use it, so we log the error and exit
                SharedLogger.logger.Info(ex, $"AMDLibrary/AMDLibrary: Exception trying to load the AMD ADL DLL {ADLImport.ATI_ADL_DLL}. This generally means you don't have the AMD ADL driver installed.");
            }

        }

        ~AMDLibrary()
        {
            SharedLogger.logger.Trace("AMDLibrary/~AMDLibrary: Destroying AMD ADL2 library interface");
            // If the ADL2 library was initialised, then we need to free it up.
            if (_initialised)
            {
                try
                {
                    ADLImport.ADL2_Main_Control_Destroy(_adlContextHandle);
                    SharedLogger.logger.Trace($"AMDLibrary/AMDLibrary: AMD ADL2 library was destroyed successfully");
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Trace(ex, $"AMDLibrary/AMDLibrary: Exception destroying AMD ADL2 library. ADL2_Main_Control_Destroy() caused an exception.");
                }

            }
        }

        // Public implementation of Dispose pattern callable by consumers.
        public void Dispose() => Dispose(true);

        // Protected implementation of Dispose pattern.
        protected virtual void Dispose(bool disposing)
        {
            if (_disposed)
            {
                return;
            }

            if (disposing)
            {

                //ADLImport.ADL_Main_Control_Destroy();

                // Dispose managed state (managed objects).
                _safeHandle?.Dispose();
            }

            _disposed = true;
        }


        public bool IsInstalled
        {
            get
            {
                return _initialised;
            }
        }

        public List<string> PCIVendorIDs
        {
            get
            {
                // A list of all the matching PCI Vendor IDs are per https://www.pcilookup.com/?ven=amd&dev=&action=submit
                return new List<string>() { "1002" };
            }
        }

        public static AMDLibrary GetLibrary()
        {
            return _instance;
        }



        public AMD_DISPLAY_CONFIG GetActiveConfig()
        {
            SharedLogger.logger.Trace($"AMDLibrary/GetActiveConfig: Getting the currently active config");
            bool allDisplays = true;
            return GetAMDDisplayConfig(allDisplays);
        }

        private AMD_DISPLAY_CONFIG GetAMDDisplayConfig(bool allDisplays = false)
        {
            AMD_DISPLAY_CONFIG myDisplayConfig = new AMD_DISPLAY_CONFIG();
            myDisplayConfig.AdapterConfigs = new List<AMD_ADAPTER_CONFIG>();

            if (_initialised)
            {
                // Get the number of AMD adapters that the OS knows about
                int numAdapters = 0;
                ADL_STATUS ADLRet = ADLImport.ADL2_Adapter_NumberOfAdapters_Get(_adlContextHandle, out numAdapters);
                if (ADLRet == ADL_STATUS.ADL_OK)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Adapter_NumberOfAdapters_Get returned the number of AMD Adapters the OS knows about ({numAdapters}).");
                }
                else
                {
                    SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Adapter_NumberOfAdapters_Get returned ADL_STATUS {ADLRet} when trying to get number of AMD adapters in the computer.");
                    throw new AMDLibraryException($"ADL2_Adapter_NumberOfAdapters_Get returned ADL_STATUS {ADLRet} when trying to get number of AMD adapters in the computer");
                }

                // Figure out primary adapter
                int primaryAdapterIndex = 0;
                ADLRet = ADLImport.ADL2_Adapter_Primary_Get(_adlContextHandle, out primaryAdapterIndex);
                if (ADLRet == ADL_STATUS.ADL_OK)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/ADL2_Adapter_Primary_Get: The primary adapter has index {primaryAdapterIndex}.");
                }
                else
                {
                    SharedLogger.logger.Error($"AMDLibrary/ADL2_Adapter_Primary_Get: ERROR - ADL2_Adapter_Primary_Get returned ADL_STATUS {ADLRet} when trying to get the primary adapter info from all the AMD adapters in the computer.");
                    throw new AMDLibraryException($"ADL2_Adapter_Primary_Get returned ADL_STATUS {ADLRet} when trying to get the adapter info from all the AMD adapters in the computer");
                }

                // Now go through each adapter and get the information we need from it
                for (int adapterIndex = 0; adapterIndex < numAdapters; adapterIndex++)
                {
                    // Skip this adapter if it isn't active
                    int adapterActiveStatus = ADLImport.ADL_FALSE;
                    ADLRet = ADLImport.ADL2_Adapter_Active_Get(_adlContextHandle, adapterIndex, out adapterActiveStatus);
                    if (ADLRet == ADL_STATUS.ADL_OK)
                    {
                        if (adapterActiveStatus == ADLImport.ADL_TRUE)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Adapter_Active_Get returned ADL_TRUE - AMD Adapter #{adapterIndex} is active! We can continue.");
                        }
                        else
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Adapter_Active_Get returned ADL_FALSE - AMD Adapter #{adapterIndex} is NOT active, so skipping.");
                            continue;
                        }
                    }
                    else
                    {
                        SharedLogger.logger.Warn($"AMDLibrary/GetAMDDisplayConfig: WARNING - ADL2_Adapter_Active_Get returned ADL_STATUS {ADLRet} when trying to see if AMD Adapter #{adapterIndex} is active. Trying to skip this adapter so something at least works.");
                        continue;
                    }

                    // Get the Adapter info for this adapter and put it in the AdapterBuffer
                    SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: Running ADL2_Adapter_AdapterInfoX4_Get to get the information about AMD Adapter #{adapterIndex}.");
                    int numAdaptersInfo = 0;
                    IntPtr adapterInfoBuffer = IntPtr.Zero;
                    ADLRet = ADLImport.ADL2_Adapter_AdapterInfoX4_Get(_adlContextHandle, adapterIndex, out numAdaptersInfo, out adapterInfoBuffer);
                    if (ADLRet == ADL_STATUS.ADL_OK)
                    {
                        SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Adapter_AdapterInfoX4_Get returned information about AMD Adapter #{adapterIndex}.");
                    }
                    else
                    {
                        SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Adapter_AdapterInfoX4_Get returned ADL_STATUS {ADLRet} when trying to get the adapter info from AMD Adapter #{adapterIndex}. Trying to skip this adapter so something at least works.");
                        continue;
                    }

                    ADL_ADAPTER_INFOX2[] adapterArray = new ADL_ADAPTER_INFOX2[numAdaptersInfo];
                    if (numAdaptersInfo > 0)
                    {
                        IntPtr currentDisplayTargetBuffer = adapterInfoBuffer;
                        for (int i = 0; i < numAdaptersInfo; i++)
                        {
                            // build a structure in the array slot
                            adapterArray[i] = new ADL_ADAPTER_INFOX2();
                            // fill the array slot structure with the data from the buffer
                            adapterArray[i] = (ADL_ADAPTER_INFOX2)Marshal.PtrToStructure(currentDisplayTargetBuffer, typeof(ADL_ADAPTER_INFOX2));
                            // destroy the bit of memory we no longer need
                            Marshal.DestroyStructure(currentDisplayTargetBuffer, typeof(ADL_ADAPTER_INFOX2));
                            // advance the buffer forwards to the next object
                            currentDisplayTargetBuffer = (IntPtr)((long)currentDisplayTargetBuffer + Marshal.SizeOf(adapterArray[i]));
                        }
                        // Free the memory used by the buffer                        
                        Marshal.FreeCoTaskMem(adapterInfoBuffer);
                    }

                    SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: Converted ADL2_Adapter_AdapterInfoX4_Get memory buffer into a {adapterArray.Length} long array about AMD Adapter #{adapterIndex}.");

                    AMD_ADAPTER_CONFIG savedAdapterConfig = new AMD_ADAPTER_CONFIG();
                    ADL_ADAPTER_INFOX2 oneAdapter = adapterArray[0];
                    if (oneAdapter.Exist != 1)
                    {
                        SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: AMD Adapter #{oneAdapter.AdapterIndex.ToString()} doesn't exist at present so skipping detection for this adapter.");
                        continue;
                    }

                    // Only skip non-present displays if we want all displays information
                    if (allDisplays && oneAdapter.Present != 1)
                    {
                        SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: AMD Adapter #{oneAdapter.AdapterIndex.ToString()} isn't enabled at present so skipping detection for this adapter.");
                        continue;
                    }


                    savedAdapterConfig.AdapterBusNumber = oneAdapter.BusNumber;
                    savedAdapterConfig.AdapterDeviceNumber = oneAdapter.DeviceNumber;
                    savedAdapterConfig.AdapterIndex = oneAdapter.AdapterIndex;
                    if (oneAdapter.AdapterIndex == primaryAdapterIndex)
                    {
                        savedAdapterConfig.IsPrimaryAdapter = true;
                    }
                    else
                    {
                        savedAdapterConfig.IsPrimaryAdapter = false;
                    }


                    // Go grab the DisplayMaps and DisplayTargets
                    int numDisplayTargets = 0;
                    int numDisplayMaps = 0;
                    IntPtr displayTargetBuffer = IntPtr.Zero;
                    IntPtr displayMapBuffer = IntPtr.Zero;
                    ADLRet = ADLImport.ADL2_Display_DisplayMapConfig_Get(_adlContextHandle, adapterIndex, out numDisplayMaps, out displayMapBuffer, out numDisplayTargets, out displayTargetBuffer, ADLImport.ADL_DISPLAY_DISPLAYMAP_OPTION_GPUINFO);
                    if (ADLRet == ADL_STATUS.ADL_OK)
                    {
                        SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Display_DisplayMapConfig_Get returned information about all displaytargets connected to AMD adapter {adapterIndex}.");
                    }
                    else
                    {
                        SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Display_DisplayMapConfig_Get returned ADL_STATUS {ADLRet} when trying to get the display target info from AMD adapter {adapterIndex} in the computer.");
                        throw new AMDLibraryException($"ADL2_Display_DisplayMapConfig_Get returned ADL_STATUS {ADLRet} when trying to get the display target info from AMD adapter {adapterIndex} in the computer");
                    }

                    ADL_DISPLAY_MAP[] displayMapArray = { };
                    if (numDisplayMaps > 0)
                    {

                        IntPtr currentDisplayMapBuffer = displayMapBuffer;
                        displayMapArray = new ADL_DISPLAY_MAP[numDisplayMaps];
                        for (int i = 0; i < numDisplayMaps; i++)
                        {
                            // build a structure in the array slot
                            displayMapArray[i] = new ADL_DISPLAY_MAP();
                            // fill the array slot structure with the data from the buffer
                            displayMapArray[i] = (ADL_DISPLAY_MAP)Marshal.PtrToStructure(currentDisplayMapBuffer, typeof(ADL_DISPLAY_MAP));
                            // destroy the bit of memory we no longer need
                            Marshal.DestroyStructure(currentDisplayMapBuffer, typeof(ADL_DISPLAY_MAP));
                            // advance the buffer forwards to the next object
                            currentDisplayMapBuffer = (IntPtr)((long)currentDisplayMapBuffer + Marshal.SizeOf(displayMapArray[i]));
                        }
                        // Free the memory used by the buffer                        
                        Marshal.FreeCoTaskMem(displayMapBuffer);
                        // Save the item
                        //savedAdapterConfig.DisplayMaps = displayMapArray;

                    }

                    ADL_DISPLAY_TARGET[] retrievedDisplayTargets = { };
                    if (numDisplayTargets > 0)
                    {
                        IntPtr currentDisplayTargetBuffer = displayTargetBuffer;
                        //displayTargetArray = new ADL_DISPLAY_TARGET[numDisplayTargets];
                        retrievedDisplayTargets = new ADL_DISPLAY_TARGET[numDisplayTargets];
                        for (int i = 0; i < numDisplayTargets; i++)
                        {
                            // build a structure in the array slot
                            retrievedDisplayTargets[i] = new ADL_DISPLAY_TARGET();
                            //displayTargetArray[i] = new ADL_DISPLAY_TARGET();
                            // fill the array slot structure with the data from the buffer
                            retrievedDisplayTargets[i] = (ADL_DISPLAY_TARGET)Marshal.PtrToStructure(currentDisplayTargetBuffer, typeof(ADL_DISPLAY_TARGET));
                            //displayTargetArray[i] = (ADL_DISPLAY_TARGET)Marshal.PtrToStructure(currentDisplayTargetBuffer, typeof(ADL_DISPLAY_TARGET));
                            // destroy the bit of memory we no longer need
                            Marshal.DestroyStructure(currentDisplayTargetBuffer, typeof(ADL_DISPLAY_TARGET));
                            // advance the buffer forwards to the next object
                            currentDisplayTargetBuffer = (IntPtr)((long)currentDisplayTargetBuffer + Marshal.SizeOf(retrievedDisplayTargets[i]));
                            //currentDisplayTargetBuffer = (IntPtr)((long)currentDisplayTargetBuffer + Marshal.SizeOf(displayTargetArray[i]));

                        }
                        // Free the memory used by the buffer                        
                        Marshal.FreeCoTaskMem(displayTargetBuffer);
                        // Save the item                            
                        //savedAdapterConfig.DisplayTargets = new ADL_DISPLAY_TARGET[numDisplayTargets];
                        //savedAdapterConfig.DisplayTargets = displayTargetArray;
                    }

                    for (int displayMapIndex = 0; displayMapIndex < numDisplayMaps; displayMapIndex++)
                    {
                        int foundDisplays = 0;
                        ADL_DISPLAY_MAP oneAdlDesktop = displayMapArray[displayMapIndex];
                        ADL_DISPLAY_ID preferredDisplay;

                        for (int displayTargetIndex = 0; displayTargetIndex < numDisplayTargets; displayTargetIndex++)
                        {
                            ADL_DISPLAY_TARGET oneAdlDisplay = retrievedDisplayTargets[displayTargetIndex];

                            if (oneAdlDesktop.DisplayMode.Orientation090Set || oneAdlDesktop.DisplayMode.Orientation270Set)
                            {
                                int oldXRes = oneAdlDesktop.DisplayMode.XRes;
                                oneAdlDesktop.DisplayMode.XRes = oneAdlDesktop.DisplayMode.YRes;
                                oneAdlDesktop.DisplayMode.YRes = oldXRes;
                            }

                            // By default non-SLS; one row, one column
                            int rows = 1, cols = 1;
                            // By default SLsMapIndex is -1 and SLS Mode is fill
                            int slsMapIndex = -1, slsMode = ADLImport.ADL_DISPLAY_SLSMAP_SLSLAYOUTMODE_FILL;

                            if (oneAdlDisplay.DisplayMapIndex == oneAdlDesktop.DisplayMapIndex)
                            {
                                if (primaryAdapterIndex == oneAdlDisplay.DisplayID.DisplayPhysicalAdapterIndex)
                                {
                                    //add a display in list. For SLS this info will be updated later
                                    /*displays.push_back(TopologyDisplay(oneAdlDisplay.displayID, 0,
                                        oneAdlDesktop.displayMode.iXRes, oneAdlDesktop.displayMode.iYRes, //size
                                        0, 0,    //offset in desktop
                                        0, 0)); //grid location (0-based)*/

                                    // count it and bail out of we found enough
                                    foundDisplays++;
                                    if (foundDisplays == oneAdlDesktop.NumDisplayTarget)
                                        break;
                                }
                            }
                        }
                    }

                    // Only check for SLS if there is more than one displaytarget (screen)
                    if (numDisplayTargets > 1)
                    {

                        int numSLSMapIDs = -1;
                        IntPtr SLSMapIDBuffer = IntPtr.Zero;
                        int[] SLSMapIDArray;
                        ADLRet = ADLImport.ADL2_Display_SLSMapIndexList_Get(_adlContextHandle, oneAdapter.AdapterIndex, ref numSLSMapIDs, out SLSMapIDBuffer, ADLImport.ADL_DISPLAY_SLSMAPINDEXLIST_OPTION_ACTIVE);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SLSMapIDArray = new int[numSLSMapIDs];
                            if (numSLSMapIDs > 0)
                            {
                                IntPtr currentSLSMapsBuffer = SLSMapIDBuffer;
                                SLSMapIDArray = new int[numSLSMapIDs];
                                for (int i = 0; i < numSLSMapIDs; i++)
                                {
                                    // build a structure in the array slot
                                    SLSMapIDArray[i] = 0;
                                    // fill the array slot structure with the data from the buffer
                                    SLSMapIDArray[i] = (int)Marshal.PtrToStructure(currentSLSMapsBuffer, typeof(int));
                                    // destroy the bit of memory we no longer need
                                    Marshal.DestroyStructure(currentSLSMapsBuffer, typeof(ADL_SLS_MAP));
                                    // advance the buffer forwards to the next object
                                    currentSLSMapsBuffer = (IntPtr)((long)currentSLSMapsBuffer + Marshal.SizeOf(SLSMapIDArray[i]));
                                }
                                // Free the memory used by the buffer                        
                                Marshal.FreeCoTaskMem(SLSMapIDBuffer);
                            }
                        }

                        /*int numSLSRecords = -1;
                        IntPtr SLSRecordBuffer = IntPtr.Zero;
                        int[] SLSRecordArray;
                        ADLRet = ADLImport.ADL2_Display_SLSRecords_Get(_adlContextHandle, oneAdapter.AdapterIndex, savedAdapterConfig.DisplayTargets[0].DisplayID, out numSLSRecords, out SLSRecordBuffer);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SLSRecordArray = new int[numSLSRecords];
                            if (numSLSRecords > 0)
                            {
                                IntPtr currentSLSBuffer = SLSRecordBuffer;
                                SLSRecordArray = new int[numSLSRecords];
                                for (int i = 0; i < numSLSMapIDs; i++)
                                {
                                    // build a structure in the array slot
                                    SLSRecordArray[i] = 0;
                                    // fill the array slot structure with the data from the buffer
                                    SLSRecordArray[i] = (int)Marshal.PtrToStructure(currentSLSBuffer, typeof(int));
                                    // destroy the bit of memory we no longer need
                                    Marshal.DestroyStructure(currentSLSBuffer, typeof(ADL_SLS_MAP));
                                    // advance the buffer forwards to the next object
                                    currentSLSBuffer = (IntPtr)((long)currentSLSBuffer + Marshal.SizeOf(SLSRecordArray[i]));
                                }
                                // Free the memory used by the buffer                        
                                Marshal.FreeCoTaskMem(SLSRecordBuffer);
                            }
                        }*/


                        int SLSMapIndex = -1;
                        ADLRet = ADLImport.ADL2_Display_SLSMapIndex_Get(_adlContextHandle, oneAdapter.AdapterIndex, numDisplayTargets, retrievedDisplayTargets, out SLSMapIndex);
                        //ADLRet = ADLImport.ADL2_Display_SLSMapIndexList_Get(_adlContextHandle, adapterNum, ref numSLSMapIDs, out SLSMapIDBuffer, ADLImport.ADL_DISPLAY_SLSMAPINDEXLIST_OPTION_ACTIVE);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: SLS (Eyfinity) is enabled on AMD adapter {adapterIndex}.");

                            // Set the SLS Map Index if there is Eyefinity
                            //savedAdapterConfig.IsSLSPossible = true;
                            savedAdapterConfig.SLSMapIndex = SLSMapIndex;
                            /*for (int slsMapIdx = 0; slsMapIdx < SLSMapIndex; slsMapIdx++)
                            {*/
                            //bool isActiveSLS = false;
                            // TODO Get the SLS Map Config X2??

                            int numSLSTargets = 0;
                            IntPtr SLSTargetBuffer = IntPtr.Zero;
                            int numNativeMode = 0;
                            IntPtr nativeModeBuffer = IntPtr.Zero;
                            int numNativeModeOffsets = 0;
                            IntPtr nativeModeOffsetsBuffer = IntPtr.Zero;
                            int numBezelMode = 0;
                            IntPtr bezelModeBuffer = IntPtr.Zero;
                            int numTransientMode = 0;
                            IntPtr TransientModeBuffer = IntPtr.Zero;
                            int numSLSOffset = 0;
                            IntPtr SLSOffsetBuffer = IntPtr.Zero;
                            //ADL2_Display_SLSMapConfigX2_Get(IntPtr ADLContextHandle, int adapterIndex, int SLSMapIndex, ref ADL_SLS_MAP[] SLSMap, ref int NumSLSTarget, out IntPtr SLSTargetArray, ref int lpNumNativeMode, out IntPtr NativeMode, ref int NumNativeModeOffsets, out IntPtr NativeModeOffsets, ref int NumBezelMode, out IntPtr BezelMode, ref int NumTransientMode, out IntPtr TransientMode, ref int NumSLSOffset, out IntPtr SLSOffset, int option);
                            ADL_SLS_MAP SLSMap = new ADL_SLS_MAP();
                            //int SLSMapIndex = SLSMapIDArray[slsMapIdx];
                            //ADLRet = ADLImport.ADL2_Display_SLSMapConfigX2_Get(_adlContextHandle, adapterNum, SLSMapIndex, out SLSMap, out numSLSTargets, out SLSTargetBuffer, out numNativeMode, out nativeModeBuffer, out numNativeModeOffsets,
                            //    out nativeModeOffsetsBuffer, out numBezelMode, out bezelModeBuffer, out numTransientMode, out TransientModeBuffer, out numSLSOffset, out SLSOffsetBuffer, (int)2);                            
                            ADLRet = ADLImport.ADL2_Display_SLSMapConfigX2_Get(
                                                                            _adlContextHandle,
                                                                             oneAdapter.AdapterIndex,
                                                                             SLSMapIndex,
                                                                             out SLSMap,
                                                                             out numSLSTargets,
                                                                             out SLSTargetBuffer,
                                                                             out numNativeMode,
                                                                             out nativeModeBuffer,
                                                                             out numNativeModeOffsets,
                                                                             out nativeModeOffsetsBuffer,
                                                                             out numBezelMode,
                                                                             out bezelModeBuffer,
                                                                             out numTransientMode,
                                                                             out TransientModeBuffer,
                                                                             out numSLSOffset,
                                                                             out SLSOffsetBuffer,
                                                                             ADLImport.ADL_DISPLAY_SLSGRID_CAP_OPTION_RELATIVETO_CURRENTANGLE);
                            if (ADLRet == ADL_STATUS.ADL_OK)
                            {
                                SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Display_SLSMapConfigX2_Get returned information about the SLS Info connected to AMD adapter {adapterIndex}.");
                            }
                            else
                            {
                                SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Display_SLSMapConfigX2_Get returned ADL_STATUS {ADLRet} when trying to get the SLS Info from AMD adapter {adapterIndex} in the computer.");
                                //throw new AMDLibraryException($"ADL2_Display_DisplayMapConfig_Get returned ADL_STATUS {ADLRet} when trying to get the display target info from AMD adapter {adapterNum} in the computer");
                            }
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: SLS (Eyfinity) is NOT enabled on AMD adapter {adapterIndex} (can't be as there is only one display!).");
                            // Set the SLS Map Index if there is NOT Eyefinity
                            savedAdapterConfig.IsSLSEnabled = false;
                            savedAdapterConfig.SLSMapIndex = -1;

                        }
                    }

                    // We want to get the AMD HDR information and store it for later
                    //ADL2_Display_HDRState_Get(ADL_CONTEXT_HANDLE context, int iAdapterIndex, ADLDisplayID displayID, int * iSupport, int * iEnable)
                    // Save the AMD Adapter Config
                    if (!myDisplayConfig.AdapterConfigs.Contains(savedAdapterConfig))
                    {
                        // Save the new adapter config only if we haven't already
                        myDisplayConfig.AdapterConfigs.Add(savedAdapterConfig);
                    }

                }
            }
            else
            {
                SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - Tried to run GetAMDDisplayConfig but the AMD ADL library isn't initialised!");
                throw new AMDLibraryException($"Tried to run GetAMDDisplayConfig but the AMD ADL library isn't initialised!");
            }

            // Return the configuration
            return myDisplayConfig;
        }


        public string PrintActiveConfig()
        {
            string stringToReturn = "";

            // Get the size of the largest Active Paths and Modes arrays
            int pathCount = 0;
            int modeCount = 0;
            WIN32STATUS err = CCDImport.GetDisplayConfigBufferSizes(QDC.QDC_ONLY_ACTIVE_PATHS, out pathCount, out modeCount);
            if (err != WIN32STATUS.ERROR_SUCCESS)
            {
                SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes");
                throw new AMDLibraryException($"GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes");
            }

            SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Getting the current Display Config path and mode arrays");
            var paths = new DISPLAYCONFIG_PATH_INFO[pathCount];
            var modes = new DISPLAYCONFIG_MODE_INFO[modeCount];
            err = CCDImport.QueryDisplayConfig(QDC.QDC_ONLY_ACTIVE_PATHS, ref pathCount, paths, ref modeCount, modes, IntPtr.Zero);
            if (err == WIN32STATUS.ERROR_INSUFFICIENT_BUFFER)
            {
                SharedLogger.logger.Warn($"AMDLibrary/PrintActiveConfig: The displays were modified between GetDisplayConfigBufferSizes and QueryDisplayConfig so we need to get the buffer sizes again.");
                SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Getting the size of the largest Active Paths and Modes arrays");
                // Screen changed in between GetDisplayConfigBufferSizes and QueryDisplayConfig, so we need to get buffer sizes again
                // as per https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-querydisplayconfig 
                err = CCDImport.GetDisplayConfigBufferSizes(QDC.QDC_ONLY_ACTIVE_PATHS, out pathCount, out modeCount);
                if (err != WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes again");
                    throw new AMDLibraryException($"GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes again");
                }
                SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Getting the current Display Config path and mode arrays");
                paths = new DISPLAYCONFIG_PATH_INFO[pathCount];
                modes = new DISPLAYCONFIG_MODE_INFO[modeCount];
                err = CCDImport.QueryDisplayConfig(QDC.QDC_ONLY_ACTIVE_PATHS, ref pathCount, paths, ref modeCount, modes, IntPtr.Zero);
                if (err == WIN32STATUS.ERROR_INSUFFICIENT_BUFFER)
                {
                    SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - The displays were still modified between GetDisplayConfigBufferSizes and QueryDisplayConfig, even though we tried twice. Something is wrong.");
                    throw new AMDLibraryException($"The displays were still modified between GetDisplayConfigBufferSizes and QueryDisplayConfig, even though we tried twice. Something is wrong.");
                }
                else if (err != WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays again");
                    throw new AMDLibraryException($"QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays again.");
                }
            }
            else if (err != WIN32STATUS.ERROR_SUCCESS)
            {
                SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays");
                throw new AMDLibraryException($"QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays.");
            }

            foreach (var path in paths)
            {
                stringToReturn += $"----++++==== Path ====++++----\n";

                // get display source name
                var sourceInfo = new DISPLAYCONFIG_SOURCE_DEVICE_NAME();
                sourceInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME;
                sourceInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_SOURCE_DEVICE_NAME>();
                sourceInfo.Header.AdapterId = path.SourceInfo.AdapterId;
                sourceInfo.Header.Id = path.SourceInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref sourceInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Found Display Source {sourceInfo.ViewGdiDeviceName} for source {path.SourceInfo.Id}.");
                    stringToReturn += $"****** Interrogating Display Source {path.SourceInfo.Id} *******\n";
                    stringToReturn += $"Found Display Source {sourceInfo.ViewGdiDeviceName}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/PrintActiveConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the source info for source adapter #{path.SourceInfo.AdapterId}");
                }


                // get display target name
                var targetInfo = new DISPLAYCONFIG_TARGET_DEVICE_NAME();
                targetInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME;
                targetInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_TARGET_DEVICE_NAME>();
                targetInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                targetInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref targetInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Connector Instance: {targetInfo.ConnectorInstance} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: EDID Manufacturer ID: {targetInfo.EdidManufactureId} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: EDID Product Code ID: {targetInfo.EdidProductCodeId} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Flags Friendly Name from EDID: {targetInfo.Flags.FriendlyNameFromEdid} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Flags Friendly Name Forced: {targetInfo.Flags.FriendlyNameForced} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Flags EDID ID is Valid: {targetInfo.Flags.EdidIdsValid} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Monitor Device Path: {targetInfo.MonitorDevicePath} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Monitor Friendly Device Name: {targetInfo.MonitorFriendlyDeviceName} for source {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Output Technology: {targetInfo.OutputTechnology} for source {path.TargetInfo.Id}.");

                    stringToReturn += $"****** Interrogating Display Target {targetInfo.MonitorFriendlyDeviceName} *******\n";
                    stringToReturn += $" Connector Instance: {targetInfo.ConnectorInstance}\n";
                    stringToReturn += $" EDID Manufacturer ID: {targetInfo.EdidManufactureId}\n";
                    stringToReturn += $" EDID Product Code ID: {targetInfo.EdidProductCodeId}\n";
                    stringToReturn += $" Flags Friendly Name from EDID: {targetInfo.Flags.FriendlyNameFromEdid}\n";
                    stringToReturn += $" Flags Friendly Name Forced: {targetInfo.Flags.FriendlyNameForced}\n";
                    stringToReturn += $" Flags EDID ID is Valid: {targetInfo.Flags.EdidIdsValid}\n";
                    stringToReturn += $" Monitor Device Path: {targetInfo.MonitorDevicePath}\n";
                    stringToReturn += $" Monitor Friendly Device Name: {targetInfo.MonitorFriendlyDeviceName}\n";
                    stringToReturn += $" Output Technology: {targetInfo.OutputTechnology}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/PrintActiveConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the target info for display #{path.TargetInfo.Id}");
                }


                // get display adapter name
                var adapterInfo = new DISPLAYCONFIG_ADAPTER_NAME();
                adapterInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_ADAPTER_NAME;
                adapterInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_ADAPTER_NAME>();
                adapterInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                adapterInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref adapterInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/PrintActiveConfig: Found Adapter Device Path {adapterInfo.AdapterDevicePath} for source {path.TargetInfo.AdapterId}.");
                    stringToReturn += $"****** Interrogating Display Adapter {adapterInfo.AdapterDevicePath} *******\n";
                    stringToReturn += $" Display Adapter {adapterInfo.AdapterDevicePath}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the adapter device path for target #{path.TargetInfo.AdapterId}");
                }

                // get display target preferred mode
                var targetPreferredInfo = new DISPLAYCONFIG_TARGET_PREFERRED_MODE();
                targetPreferredInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_PREFERRED_MODE;
                targetPreferredInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_TARGET_PREFERRED_MODE>();
                targetPreferredInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                targetPreferredInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref targetPreferredInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Preferred Width {targetPreferredInfo.Width} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Preferred Height {targetPreferredInfo.Height} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info Active Size: ({targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ActiveSize.Cx}x{targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ActiveSize.Cy} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info Total Size: ({targetPreferredInfo.TargetMode.TargetVideoSignalInfo.TotalSize.Cx}x{targetPreferredInfo.TargetMode.TargetVideoSignalInfo.TotalSize.Cy} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info HSync Frequency: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.HSyncFreq} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info VSync Frequency: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.VSyncFreq} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info Pixel Rate: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.PixelRate} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info Scan Line Ordering: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ScanLineOrdering} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Target Video Signal Info Video Standard: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.VideoStandard} for target {path.TargetInfo.Id}.");

                    stringToReturn += $"****** Interrogating Target Preferred Mode for Display {path.TargetInfo.Id} *******\n";
                    stringToReturn += $" Target Preferred Width {targetPreferredInfo.Width} for target {path.TargetInfo.Id}\n";
                    stringToReturn += $" Target Preferred Height {targetPreferredInfo.Height} for target {path.TargetInfo.Id}\n";
                    stringToReturn += $" Target Video Signal Info Active Size: ({targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ActiveSize.Cx}x{targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ActiveSize.Cy}\n";
                    stringToReturn += $" Target Video Signal Info Total Size: ({targetPreferredInfo.TargetMode.TargetVideoSignalInfo.TotalSize.Cx}x{targetPreferredInfo.TargetMode.TargetVideoSignalInfo.TotalSize.Cy}\n";
                    stringToReturn += $" Target Video Signal Info HSync Frequency: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.HSyncFreq}\n";
                    stringToReturn += $" Target Video Signal Info VSync Frequency: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.VSyncFreq}\n";
                    stringToReturn += $" Target Video Signal Info Pixel Rate: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.PixelRate}\n";
                    stringToReturn += $" Target Video Signal Info Scan Line Ordering: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.ScanLineOrdering}\n";
                    stringToReturn += $" Target Video Signal Info Video Standard: {targetPreferredInfo.TargetMode.TargetVideoSignalInfo.VideoStandard}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the preferred target name for display #{path.TargetInfo.Id}");
                }

                // get display target base type
                var targetBaseTypeInfo = new DISPLAYCONFIG_TARGET_BASE_TYPE();
                targetBaseTypeInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_BASE_TYPE;
                targetBaseTypeInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_TARGET_BASE_TYPE>();
                targetBaseTypeInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                targetBaseTypeInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref targetBaseTypeInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Virtual Resolution is Disabled: {targetBaseTypeInfo.BaseOutputTechnology} for target {path.TargetInfo.Id}.");

                    stringToReturn += $"****** Interrogating Target Base Type for Display {path.TargetInfo.Id} *******\n";
                    stringToReturn += $" Base Output Technology: {targetBaseTypeInfo.BaseOutputTechnology}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the target base type for display #{path.TargetInfo.Id}");
                }

                // get display support virtual resolution
                var supportVirtResInfo = new DISPLAYCONFIG_SUPPORT_VIRTUAL_RESOLUTION();
                supportVirtResInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_SUPPORT_VIRTUAL_RESOLUTION;
                supportVirtResInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_SUPPORT_VIRTUAL_RESOLUTION>();
                supportVirtResInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                supportVirtResInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref supportVirtResInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Base Output Technology: {supportVirtResInfo.IsMonitorVirtualResolutionDisabled} for target {path.TargetInfo.Id}.");
                    stringToReturn += $"****** Interrogating Target Supporting virtual resolution for Display {path.TargetInfo.Id} *******\n";
                    stringToReturn += $" Virtual Resolution is Disabled: {supportVirtResInfo.IsMonitorVirtualResolutionDisabled}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to find out the virtual resolution support for display #{path.TargetInfo.Id}");
                }

                //get advanced color info
                var colorInfo = new DISPLAYCONFIG_GET_ADVANCED_COLOR_INFO();
                colorInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_ADVANCED_COLOR_INFO;
                colorInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_GET_ADVANCED_COLOR_INFO>();
                colorInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                colorInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref colorInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Advanced Color Supported: {colorInfo.AdvancedColorSupported} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Advanced Color Enabled: {colorInfo.AdvancedColorEnabled} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Advanced Color Force Disabled: {colorInfo.AdvancedColorForceDisabled} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Bits per Color Channel: {colorInfo.BitsPerColorChannel} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Color Encoding: {colorInfo.ColorEncoding} for target {path.TargetInfo.Id}.");
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found Wide Color Enforced: {colorInfo.WideColorEnforced} for target {path.TargetInfo.Id}.");

                    stringToReturn += $"****** Interrogating Advanced Color Info for Display {path.TargetInfo.Id} *******\n";
                    stringToReturn += $" Advanced Color Supported: {colorInfo.AdvancedColorSupported}\n";
                    stringToReturn += $" Advanced Color Enabled: {colorInfo.AdvancedColorEnabled}\n";
                    stringToReturn += $" Advanced Color Force Disabled: {colorInfo.AdvancedColorForceDisabled}\n";
                    stringToReturn += $" Bits per Color Channel: {colorInfo.BitsPerColorChannel}\n";
                    stringToReturn += $" Color Encoding: {colorInfo.ColorEncoding}\n";
                    stringToReturn += $" Wide Color Enforced: {colorInfo.WideColorEnforced}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to find out the virtual resolution support for display #{path.TargetInfo.Id}");
                }

                // get SDR white levels
                var whiteLevelInfo = new DISPLAYCONFIG_SDR_WHITE_LEVEL();
                whiteLevelInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_SDR_WHITE_LEVEL;
                whiteLevelInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_SDR_WHITE_LEVEL>();
                whiteLevelInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                whiteLevelInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref whiteLevelInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetWindowsDisplayConfig: Found SDR White Level: {whiteLevelInfo.SDRWhiteLevel} for target {path.TargetInfo.Id}.");

                    stringToReturn += $"****** Interrogating SDR Whilte Level for Display {path.TargetInfo.Id} *******\n";
                    stringToReturn += $" SDR White Level: {whiteLevelInfo.SDRWhiteLevel}\n";
                    stringToReturn += $"\n";
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to find out the SDL white level for display #{path.TargetInfo.Id}");
                }
            }
            return stringToReturn;
        }

        public bool SetActiveConfig(AMD_DISPLAY_CONFIG displayConfig)
        {

            if (_initialised)
            {

                ADL_STATUS ADLRet = 0;
                // We want to get the current config
                //AMD_DISPLAY_CONFIG currentDisplayConfig = GetAMDDisplayConfig(QDC.QDC_ALL_PATHS);

                // We want to check the AMD Eyefinity (SLS) config is valid
                SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Testing whether the display configuration is valid");
                //ADL2_Display_SLSMapConfig_Valid(ADL_CONTEXT_HANDLE context, int iAdapterIndex, ADLSLSMap slsMap, int iNumDisplayTarget, ADLSLSTarget * lpSLSTarget, int * lpSupportedSLSLayoutImageMode, int * lpReasonForNotSupportSLS, int iOption)
                foreach (var adapter in displayConfig.AdapterConfigs)
                {
                    // set the display locations
                    if (adapter.IsSLSEnabled)
                    {
                        // Turn the SLS based display map on
                        ADLRet = ADLImport.ADL2_Display_SLSMapConfig_SetState(_adlContextHandle, adapter.AdapterIndex, adapter.SLSMapIndex, ADLImport.ADL_TRUE);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: ADL2_Display_SLSMapConfig_SetState successfully set the SLSMAP with index {adapter.SLSMapIndex} to TRUE for adapter {adapter.AdapterIndex}.");
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - ADL2_Display_SLSMapConfig_SetState returned ADL_STATUS {ADLRet} when trying to set the SLSMAP with index {adapter.SLSMapIndex} to TRUE for adapter {adapter.AdapterIndex}.");
                            throw new AMDLibraryException($"ADL2_Display_SLSMapConfig_SetState returned ADL_STATUS {ADLRet} when trying to set the SLSMAP with index {adapter.SLSMapIndex} to TRUE for adapter {adapter.AdapterIndex}");
                        }
                        /*

                                                foreach (var slsMap in adapter.SLSMap)
                                                {
                                                    // Check the SLS config is valid
                                                    int numDisplayTargets = 0;
                                                    int supportedSLSLayoutImageMode = 0;
                                                    int reasonForNotSupportingSLS = 0;
                                                    ADL_DISPLAY_TARGET[] displayTargetArray = { new ADL_DISPLAY_TARGET() };
                                                    IntPtr displayTargetBuffer = IntPtr.Zero;
                                                    int option = ADLImport.ADL_DISPLAY_SLSGRID_CAP_OPTION_RELATIVETO_LANDSCAPE;
                                                    ADLRet = ADLImport.ADL2_Display_SLSMapConfig_Valid(_adlContextHandle, adapter.AdapterIndex, slsMap, slsMap.NumSLSTarget, displayTargetArray, out supportedSLSLayoutImageMode, out reasonForNotSupportingSLS, option);
                                                    if (ADLRet == ADL_STATUS.ADL_OK)
                                                    {
                                                        SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Display_SLSMapConfig_Valid confirmed the SLS configuration is valid for AMD adapter {adapter.AdapterIndex}.");
                                                    }
                                                    else
                                                    {
                                                        SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Display_SLSMapConfig_Valid returned ADL_STATUS {ADLRet} when trying to validate the SLS configuration for AMD adapter {adapter.AdapterIndex} in the computer.");
                                                        throw new AMDLibraryException($"ADL2_Display_SLSMapConfig_Valid returned ADL_STATUS {ADLRet}when trying to validate the SLS configuration for AMD adapter {adapter.AdapterIndex} in the computer");
                                                    }

                                                    if (numDisplayTargets > 0)
                                                    {
                                                        IntPtr currentDisplayTargetBuffer = displayTargetBuffer;
                                                        displayTargetArray = new ADL_DISPLAY_TARGET[numDisplayTargets];
                                                        for (int i = 0; i < numDisplayTargets; i++)
                                                        {
                                                            // build a structure in the array slot
                                                            displayTargetArray[i] = new ADL_DISPLAY_TARGET();
                                                            // fill the array slot structure with the data from the buffer
                                                            displayTargetArray[i] = (ADL_DISPLAY_TARGET)Marshal.PtrToStructure(currentDisplayTargetBuffer, typeof(ADL_DISPLAY_TARGET));
                                                            // destroy the bit of memory we no longer need
                                                            Marshal.DestroyStructure(currentDisplayTargetBuffer, typeof(ADL_DISPLAY_TARGET));
                                                            // advance the buffer forwards to the next object
                                                            currentDisplayTargetBuffer = (IntPtr)((long)currentDisplayTargetBuffer + Marshal.SizeOf(displayTargetArray[i]));
                                                        }
                                                        // Free the memory used by the buffer                        
                                                        Marshal.FreeCoTaskMem(displayTargetBuffer);
                                                    }
                                                }*/

                    }
                    /*else
                    {
                        *//*// Do the non-SLS based display setup
                        AMD_ADAPTER_CONFIG amdAdapterConfig = adapter;
                        //int numPossibleMapResult = 0;
                        //IntPtr possibleMapResultBuffer = IntPtr.Zero;
                        ADLRet = ADLImport.ADL2_Display_DisplayMapConfig_Set(_adlContextHandle, amdAdapterConfig.AdapterIndex, amdAdapterConfig.DisplayMaps.Length, amdAdapterConfig.DisplayMaps, amdAdapterConfig.DisplayTargets.Length, amdAdapterConfig.DisplayTargets);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/GetAMDDisplayConfig: ADL2_Display_DisplayMapConfig_Set returned information about all displaytargets connected to AMD adapter {amdAdapterConfig.AdapterIndex}.");
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/GetAMDDisplayConfig: ERROR - ADL2_Display_DisplayMapConfig_Get returned ADL_STATUS {ADLRet} when trying to get the display target info from AMD adapter {amdAdapterConfig.AdapterIndex} in the computer.");
                            throw new AMDLibraryException($"ADL2_Display_DisplayMapConfig_Get returned ADL_STATUS {ADLRet} when trying to get the display target info from AMD adapter {amdAdapterConfig.AdapterIndex} in the computer");
                        }*//*
                    }*/
                    else
                    {
                        // Turn the SLS based display map off
                        ADLRet = ADLImport.ADL2_Display_SLSMapConfig_SetState(_adlContextHandle, adapter.AdapterIndex, adapter.SLSMapIndex, ADLImport.ADL_FALSE);
                        if (ADLRet == ADL_STATUS.ADL_OK)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: ADL2_Display_SLSMapConfig_SetState successfully set the SLSMAP with index {adapter.SLSMapIndex} to FALSE for adapter {adapter.AdapterIndex}.");
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - ADL2_Display_SLSMapConfig_SetState returned ADL_STATUS {ADLRet} when trying to set the SLSMAP with index {adapter.SLSMapIndex} to FALSE for adapter {adapter.AdapterIndex}.");
                            throw new AMDLibraryException($"ADL2_Display_SLSMapConfig_SetState returned ADL_STATUS {ADLRet} when trying to set the SLSMAP with index {adapter.SLSMapIndex} to FALSE for adapter {adapter.AdapterIndex}");
                        }
                    }

                }

                // We want to set the AMD HDR settings

                // We want to apply the Windows CCD layout info and HDR
            }
            else
            {
                SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - Tried to run SetActiveConfig but the AMD ADL library isn't initialised!");
                throw new AMDLibraryException($"Tried to run SetActiveConfig but the AMD ADL library isn't initialised!");
            }


            /*
                        // Get the all possible windows display configs
                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Generating a list of all the current display configs");
                        WINDOWS_DISPLAY_CONFIG allWindowsDisplayConfig = GetWindowsDisplayConfig(QDC.QDC_ALL_PATHS);

                        // Now we go through the Paths to update the LUIDs as per Soroush's suggestion
                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Patching the adapter IDs to make the saved config valid");
                        PatchAdapterIDs(ref displayConfig, allWindowsDisplayConfig.displayAdapters);

                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Testing whether the display configuration is valid");
                        // Test whether a specified display configuration is supported on the computer                    
                        uint myPathsCount = (uint)displayConfig.displayConfigPaths.Length;
                        uint myModesCount = (uint)displayConfig.displayConfigModes.Length;
                        WIN32STATUS err = CCDImport.SetDisplayConfig(myPathsCount, displayConfig.displayConfigPaths, myModesCount, displayConfig.displayConfigModes, SDC.DISPLAYMAGICIAN_VALIDATE);
                        if (err == WIN32STATUS.ERROR_SUCCESS)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Successfully validated that the display configuration supplied would work!");
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - SetDisplayConfig couldn't validate the display configuration supplied. This display configuration wouldn't work.");
                            return false;
                        }

                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Yay! The display configuration is valid! Attempting to set the Display Config now");
                        // Now set the specified display configuration for this computer                    
                        err = CCDImport.SetDisplayConfig(myPathsCount, displayConfig.displayConfigPaths, myModesCount, displayConfig.displayConfigModes, SDC.DISPLAYMAGICIAN_SET);
                        if (err == WIN32STATUS.ERROR_SUCCESS)
                        {
                            SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Successfully set the display configuration to the settings supplied!");
                        }
                        else
                        {
                            SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - SetDisplayConfig couldn't set the display configuration using the settings supplied. Something is wrong.");
                            throw new AMDLibraryException($"SetDisplayConfig couldn't set the display configuration using the settings supplied. Something is wrong.");
                        }

                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: SUCCESS! The display configuration has been successfully applied");

                        foreach (ADVANCED_HDR_INFO_PER_PATH myHDRstate in displayConfig.displayHDRStates)
                        {
                            SharedLogger.logger.Trace($"Trying to get information whether HDR color is in use now on Display {myHDRstate.Id}.");
                            // Get advanced HDR info
                            var colorInfo = new DISPLAYCONFIG_GET_ADVANCED_COLOR_INFO();
                            colorInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_ADVANCED_COLOR_INFO;
                            colorInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_GET_ADVANCED_COLOR_INFO>();
                            colorInfo.Header.AdapterId = myHDRstate.AdapterId;
                            colorInfo.Header.Id = myHDRstate.Id;
                            err = CCDImport.DisplayConfigGetDeviceInfo(ref colorInfo);
                            if (err == WIN32STATUS.ERROR_SUCCESS)
                            {
                                SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Advanced Color Info gathered from Display {myHDRstate.Id}");

                                if (myHDRstate.AdvancedColorInfo.AdvancedColorSupported && colorInfo.AdvancedColorEnabled != myHDRstate.AdvancedColorInfo.AdvancedColorEnabled)
                                {
                                    SharedLogger.logger.Trace($"HDR is available for use on Display {myHDRstate.Id}, and we want it set to {myHDRstate.AdvancedColorInfo.AdvancedColorEnabled} but is currently {colorInfo.AdvancedColorEnabled}.");

                                    var setColorState = new DISPLAYCONFIG_SET_ADVANCED_COLOR_STATE();
                                    setColorState.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_SET_ADVANCED_COLOR_STATE;
                                    setColorState.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_SET_ADVANCED_COLOR_STATE>();
                                    setColorState.Header.AdapterId = myHDRstate.AdapterId;
                                    setColorState.Header.Id = myHDRstate.Id;
                                    setColorState.EnableAdvancedColor = myHDRstate.AdvancedColorInfo.AdvancedColorEnabled;
                                    err = CCDImport.DisplayConfigSetDeviceInfo(ref setColorState);
                                    if (err == WIN32STATUS.ERROR_SUCCESS)
                                    {
                                        SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: SUCCESS! Set HDR successfully to {myHDRstate.AdvancedColorInfo.AdvancedColorEnabled} on Display {myHDRstate.Id}");
                                    }
                                    else
                                    {
                                        SharedLogger.logger.Error($"AMDLibrary/SetActiveConfig: ERROR - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to set the HDR settings for display #{myHDRstate.Id}");
                                        return false;
                                    }
                                }
                                else
                                {
                                    SharedLogger.logger.Trace($"AMDLibrary/SetActiveConfig: Skipping setting HDR on Display {myHDRstate.Id} as it does not support HDR");
                                }
                            }
                            else
                            {
                                SharedLogger.logger.Warn($"AMDLibrary/GetWindowsDisplayConfig: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to find out if HDR is supported for display #{myHDRstate.Id}");
                            }

                        }*/
            return true;
        }

        public bool IsActiveConfig(AMD_DISPLAY_CONFIG displayConfig)
        {
            // Get the current windows display configs to compare to the one we loaded
            bool allDisplays = false;
            AMD_DISPLAY_CONFIG currentWindowsDisplayConfig = GetAMDDisplayConfig(allDisplays);

            // Check whether the display config is in use now
            SharedLogger.logger.Trace($"AMDLibrary/IsActiveConfig: Checking whether the display configuration is already being used.");
            if (displayConfig.Equals(currentWindowsDisplayConfig))
            {
                SharedLogger.logger.Trace($"AMDLibrary/IsActiveConfig: The display configuration is already being used (supplied displayConfig Equals currentWindowsDisplayConfig");
                return true;
            }
            else
            {
                SharedLogger.logger.Trace($"AMDLibrary/IsActiveConfig: The display configuration is NOT currently in use (supplied displayConfig Equals currentWindowsDisplayConfig");
                return false;
            }

        }

        public bool IsValidConfig(AMD_DISPLAY_CONFIG displayConfig)
        {
            // We want to check the NVIDIA Surround (Mosaic) config is valid
            SharedLogger.logger.Trace($"NVIDIALibrary/IsValidConfig: Testing whether the display configuration is valid");
            // 
            return true;

            //if (displayConfig.MosaicConfig.IsMosaicEnabled)
            //{

                // ===================================================================================================================================
                // Important! ValidateDisplayGrids does not work at the moment. It errors when supplied with a Grid Topology that works in SetDisplaGrids
                // We therefore cannot use ValidateDisplayGrids to actually validate the config before it's use. We instead need to rely on SetDisplaGrids reporting an
                // error if it is unable to apply the requested configuration. While this works fine, it's not optimal.
                // TODO: Test ValidateDisplayGrids in a future NVIDIA driver release to see if they fixed it.
                // ===================================================================================================================================
                //return true;

                /*// Figure out how many Mosaic Grid topoligies there are                    
                uint mosaicGridCount = 0;
                NVAPI_STATUS NVStatus = NVImport.NvAPI_Mosaic_EnumDisplayGrids(ref mosaicGridCount);
                if (NVStatus == NVAPI_STATUS.NVAPI_OK)
                {
                    SharedLogger.logger.Trace($"NVIDIALibrary/GetNVIDIADisplayConfig: NvAPI_Mosaic_GetCurrentTopo returned OK.");
                }

                // Get Current Mosaic Grid settings using the Grid topologies fnumbers we got before
                //NV_MOSAIC_GRID_TOPO_V2[] mosaicGridTopos = new NV_MOSAIC_GRID_TOPO_V2[mosaicGridCount];
                NV_MOSAIC_GRID_TOPO_V1[] mosaicGridTopos = new NV_MOSAIC_GRID_TOPO_V1[mosaicGridCount];
                NVStatus = NVImport.NvAPI_Mosaic_EnumDisplayGrids(ref mosaicGridTopos, ref mosaicGridCount);
                if (NVStatus == NVAPI_STATUS.NVAPI_OK)
                {
                    SharedLogger.logger.Trace($"NVIDIALibrary/GetNVIDIADisplayConfig: NvAPI_Mosaic_GetCurrentTopo returned OK.");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_NOT_SUPPORTED)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/GetNVIDIADisplayConfig: Mosaic is not supported with the existing hardware. NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_INVALID_ARGUMENT)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/GetNVIDIADisplayConfig: One or more argumentss passed in are invalid. NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_API_NOT_INITIALIZED)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/GetNVIDIADisplayConfig: The NvAPI API needs to be initialized first. NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_NO_IMPLEMENTATION)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/GetNVIDIADisplayConfig: This entry point not available in this NVIDIA Driver. NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_ERROR)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/GetNVIDIADisplayConfig: A miscellaneous error occurred. NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                else
                {
                    SharedLogger.logger.Trace($"NVIDIALibrary/GetNVIDIADisplayConfig: Some non standard error occurred while getting Mosaic Topology! NvAPI_Mosaic_GetCurrentTopo() returned error code {NVStatus}");
                }
                */

                /*NV_MOSAIC_SETDISPLAYTOPO_FLAGS setTopoFlags = NV_MOSAIC_SETDISPLAYTOPO_FLAGS.NONE;
                bool topoValid = false;
                NV_MOSAIC_DISPLAY_TOPO_STATUS_V1[] topoStatuses = new NV_MOSAIC_DISPLAY_TOPO_STATUS_V1[displayConfig.MosaicConfig.MosaicGridCount];
                NVAPI_STATUS NVStatus = NVImport.NvAPI_Mosaic_ValidateDisplayGrids(setTopoFlags, ref displayConfig.MosaicConfig.MosaicGridTopos, ref topoStatuses, displayConfig.MosaicConfig.MosaicGridCount);
                //NV_MOSAIC_DISPLAY_TOPO_STATUS_V1[] topoStatuses = new NV_MOSAIC_DISPLAY_TOPO_STATUS_V1[mosaicGridCount];
                //NVStatus = NVImport.NvAPI_Mosaic_ValidateDisplayGrids(setTopoFlags, ref mosaicGridTopos, ref topoStatuses, mosaicGridCount);
                if (NVStatus == NVAPI_STATUS.NVAPI_OK)
                {
                    SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: NvAPI_Mosaic_GetCurrentTopo returned OK.");

                    for (int i = 0; i < topoStatuses.Length; i++)
                    {
                        // If there is an error then we need to log it!
                        // And make it not be used
                        if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.OK)
                        {
                            SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: Congratulations! No error flags for GridTopology #{i}");
                            topoValid = true;
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.DISPLAY_ON_INVALID_GPU)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: Display is on an invalid GPU");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.DISPLAY_ON_WRONG_CONNECTOR)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: Display is on the wrong connection. It was on a different connection when the display profile was saved.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.ECC_ENABLED)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: ECC has been enabled, and Mosaic/Surround doesn't work with ECC");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.GPU_TOPOLOGY_NOT_SUPPORTED)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: This GPU topology is not supported.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.MISMATCHED_OUTPUT_TYPE)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: The output type has changed for the display. The display was connected through another output type when the display profile was saved.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NOT_SUPPORTED)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: This Grid Topology is not supported on this video card.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NO_COMMON_TIMINGS)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: Couldn't find common timings that suit all the displays in this Grid Topology.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NO_DISPLAY_CONNECTED)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: No display connected.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NO_EDID_AVAILABLE)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: Your display didn't provide any information when we attempted to query it. Your display either doesn't support support EDID querying or has it a fault. ");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NO_GPU_TOPOLOGY)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: There is no GPU topology provided.");
                        }
                        else if (topoStatuses[i].ErrorFlags == NV_MOSAIC_DISPLAYCAPS_PROBLEM_FLAGS.NO_SLI_BRIDGE)
                        {
                            SharedLogger.logger.Error($"NVIDIALibrary/SetActiveConfig: Error with the GridTopology #{i}: There is no SLI bridge, and there was one when the display profile was created.");
                        }

                        // And now we also check to see if there are any warnings we also need to log
                        if (topoStatuses[i].WarningFlags == NV_MOSAIC_DISPLAYTOPO_WARNING_FLAGS.NONE)
                        {
                            SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: Congratulations! No warning flags for GridTopology #{i}");
                        }
                        else if (topoStatuses[i].WarningFlags == NV_MOSAIC_DISPLAYTOPO_WARNING_FLAGS.DISPLAY_POSITION)
                        {
                            SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: Warning for the GridTopology #{i}: The display position has changed, and this may affect your display view.");
                        }
                        else if (topoStatuses[i].WarningFlags == NV_MOSAIC_DISPLAYTOPO_WARNING_FLAGS.DRIVER_RELOAD_REQUIRED)
                        {
                            SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: Warning for the GridTopology #{i}: Your computer needs to be restarted before your NVIDIA device driver can use this Grid Topology.");
                        }
                    }

                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_NOT_SUPPORTED)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: Mosaic is not supported with the existing hardware. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_NO_ACTIVE_SLI_TOPOLOGY)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: No matching GPU topologies could be found. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_TOPO_NOT_POSSIBLE)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: The topology passed in is not currently possible. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_INVALID_ARGUMENT)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: One or more argumentss passed in are invalid. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_API_NOT_INITIALIZED)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: The NvAPI API needs to be initialized first. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_NO_IMPLEMENTATION)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: This entry point not available in this NVIDIA Driver. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_INCOMPATIBLE_STRUCT_VERSION)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: The version of the structure passed in is not compatible with this entrypoint. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_MODE_CHANGE_FAILED)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: There was an error changing the display mode. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else if (NVStatus == NVAPI_STATUS.NVAPI_ERROR)
                {
                    SharedLogger.logger.Warn($"NVIDIALibrary/SetActiveConfig: A miscellaneous error occurred. NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }
                else
                {
                    SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: Some non standard error occurred while getting Mosaic Topology! NvAPI_Mosaic_ValidateDisplayGrids() returned error code {NVStatus}");
                }


                // Cancel the screen change if there was an error with anything above this.
                if (topoValid)
                {
                    // If there was an issue then we need to return false
                    // to indicate that the display profile can't be applied
                    SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: The display settings are valid.");
                    return true;
                }
                else
                {
                    // If there was an issue then we need to return false
                    // to indicate that the display profile can't be applied
                    SharedLogger.logger.Trace($"NVIDIALibrary/SetActiveConfig: There was an error when validating the requested grid topology that prevents us from using the display settings provided. THe display setttings are NOT valid.");
                    return false;
                }*/
            //}
            //else
            //{
                // Its not a Mosaic topology, so we just let it pass, as it's windows settings that matter.
                //return true;
            //}
        }

        public bool IsPossibleConfig(AMD_DISPLAY_CONFIG displayConfig)
        {
            // We want to check the AMD profile can be used now
            SharedLogger.logger.Trace($"AMDLibrary/IsPossibleConfig: Testing whether the AMD display configuration is possible to be used now");

            // check what the currently available displays are (include the ones not active)
            List<string> currentAllIds = GetAllConnectedDisplayIdentifiers();

            // CHeck that we have all the displayConfig DisplayIdentifiers we need available now
            if (displayConfig.DisplayIdentifiers.All(value => currentAllIds.Contains(value)))
            //if (currentAllIds.Intersect(displayConfig.DisplayIdentifiers).Count() == displayConfig.DisplayIdentifiers.Count)
            {
                SharedLogger.logger.Trace($"AMDLibrary/IsPossibleConfig: Success! The AMD display configuration is possible to be used now");
                return true;
            }
            else
            {
                SharedLogger.logger.Trace($"AMDLibrary/IsPossibleConfig: Uh oh! The AMD display configuration is possible cannot be used now");
                return false;
            }

        }

        public List<string> GetCurrentDisplayIdentifiers()
        {
            SharedLogger.logger.Error($"AMDLibrary/GetCurrentDisplayIdentifiers: Getting the current display identifiers for the displays in use now");
            return GetSomeDisplayIdentifiers(QDC.QDC_ONLY_ACTIVE_PATHS);
        }

        public List<string> GetAllConnectedDisplayIdentifiers()
        {
            SharedLogger.logger.Error($"AMDLibrary/GetAllConnectedDisplayIdentifiers: Getting all the display identifiers that can possibly be used");
            return GetSomeDisplayIdentifiers(QDC.QDC_ALL_PATHS);
        }

        private List<string> GetSomeDisplayIdentifiers(QDC selector = QDC.QDC_ONLY_ACTIVE_PATHS)
        {
            SharedLogger.logger.Debug($"AMDLibrary/GetCurrentDisplayIdentifiers: Generating the unique Display Identifiers for the currently active configuration");

            List<string> displayIdentifiers = new List<string>();

            SharedLogger.logger.Trace($"AMDLibrary/GetCurrentDisplayIdentifiers: Testing whether the display configuration is valid (allowing tweaks).");
            // Get the size of the largest Active Paths and Modes arrays
            int pathCount = 0;
            int modeCount = 0;
            WIN32STATUS err = CCDImport.GetDisplayConfigBufferSizes(QDC.QDC_ONLY_ACTIVE_PATHS, out pathCount, out modeCount);
            if (err != WIN32STATUS.ERROR_SUCCESS)
            {
                SharedLogger.logger.Error($"AMDLibrary/PrintActiveConfig: ERROR - GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes");
                throw new AMDLibraryException($"GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes");
            }

            SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Getting the current Display Config path and mode arrays");
            var paths = new DISPLAYCONFIG_PATH_INFO[pathCount];
            var modes = new DISPLAYCONFIG_MODE_INFO[modeCount];
            err = CCDImport.QueryDisplayConfig(QDC.QDC_ONLY_ACTIVE_PATHS, ref pathCount, paths, ref modeCount, modes, IntPtr.Zero);
            if (err == WIN32STATUS.ERROR_INSUFFICIENT_BUFFER)
            {
                SharedLogger.logger.Warn($"AMDLibrary/GetSomeDisplayIdentifiers: The displays were modified between GetDisplayConfigBufferSizes and QueryDisplayConfig so we need to get the buffer sizes again.");
                SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Getting the size of the largest Active Paths and Modes arrays");
                // Screen changed in between GetDisplayConfigBufferSizes and QueryDisplayConfig, so we need to get buffer sizes again
                // as per https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-querydisplayconfig 
                err = CCDImport.GetDisplayConfigBufferSizes(QDC.QDC_ONLY_ACTIVE_PATHS, out pathCount, out modeCount);
                if (err != WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Error($"AMDLibrary/GetSomeDisplayIdentifiers: ERROR - GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes again");
                    throw new AMDLibraryException($"GetDisplayConfigBufferSizes returned WIN32STATUS {err} when trying to get the maximum path and mode sizes again");
                }
                SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Getting the current Display Config path and mode arrays");
                paths = new DISPLAYCONFIG_PATH_INFO[pathCount];
                modes = new DISPLAYCONFIG_MODE_INFO[modeCount];
                err = CCDImport.QueryDisplayConfig(QDC.QDC_ONLY_ACTIVE_PATHS, ref pathCount, paths, ref modeCount, modes, IntPtr.Zero);
                if (err == WIN32STATUS.ERROR_INSUFFICIENT_BUFFER)
                {
                    SharedLogger.logger.Error($"AMDLibrary/GetSomeDisplayIdentifiers: ERROR - The displays were still modified between GetDisplayConfigBufferSizes and QueryDisplayConfig, even though we tried twice. Something is wrong.");
                    throw new AMDLibraryException($"The displays were still modified between GetDisplayConfigBufferSizes and QueryDisplayConfig, even though we tried twice. Something is wrong.");
                }
                else if (err != WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Error($"AMDLibrary/GetSomeDisplayIdentifiers: ERROR - QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays again");
                    throw new AMDLibraryException($"QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays again.");
                }
            }
            else if (err != WIN32STATUS.ERROR_SUCCESS)
            {
                SharedLogger.logger.Error($"AMDLibrary/GetSomeDisplayIdentifiers: ERROR - QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays");
                throw new AMDLibraryException($"QueryDisplayConfig returned WIN32STATUS {err} when trying to query all available displays.");
            }

            foreach (var path in paths)
            {
                if (path.TargetInfo.TargetAvailable == false)
                {
                    // We want to skip this one cause it's not valid
                    SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Skipping path due to TargetAvailable not existing in display #{path.TargetInfo.Id}");
                    continue;
                }

                // get display source name
                var sourceInfo = new DISPLAYCONFIG_SOURCE_DEVICE_NAME();
                sourceInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME;
                sourceInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_SOURCE_DEVICE_NAME>();
                sourceInfo.Header.AdapterId = path.SourceInfo.AdapterId;
                sourceInfo.Header.Id = path.SourceInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref sourceInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Successfully got the source info from {path.SourceInfo.Id}.");
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetSomeDisplayIdentifiers: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the target info for display #{path.SourceInfo.Id}");
                }

                // get display target name
                var targetInfo = new DISPLAYCONFIG_TARGET_DEVICE_NAME();
                targetInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME;
                targetInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_TARGET_DEVICE_NAME>();
                targetInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                targetInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref targetInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Successfully got the target info from {path.TargetInfo.Id}.");
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetSomeDisplayIdentifiers: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the target info for display #{path.TargetInfo.Id}");
                }

                // get display adapter name
                var adapterInfo = new DISPLAYCONFIG_ADAPTER_NAME();
                adapterInfo.Header.Type = DISPLAYCONFIG_DEVICE_INFO_TYPE.DISPLAYCONFIG_DEVICE_INFO_GET_ADAPTER_NAME;
                adapterInfo.Header.Size = (uint)Marshal.SizeOf<DISPLAYCONFIG_ADAPTER_NAME>();
                adapterInfo.Header.AdapterId = path.TargetInfo.AdapterId;
                adapterInfo.Header.Id = path.TargetInfo.Id;
                err = CCDImport.DisplayConfigGetDeviceInfo(ref adapterInfo);
                if (err == WIN32STATUS.ERROR_SUCCESS)
                {
                    SharedLogger.logger.Trace($"AMDLibrary/GetSomeDisplayIdentifiers: Successfully got the display name info from {path.TargetInfo.Id}.");
                }
                else
                {
                    SharedLogger.logger.Warn($"AMDLibrary/GetSomeDisplayIdentifiers: WARNING - DisplayConfigGetDeviceInfo returned WIN32STATUS {err} when trying to get the target info for display #{path.TargetInfo.Id}");
                }

                // Create an array of all the important display info we need to record
                List<string> displayInfo = new List<string>();
                displayInfo.Add("WINAPI");
                try
                {
                    displayInfo.Add(adapterInfo.AdapterDevicePath.ToString());
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Warn(ex, $"AMDLibrary/GetSomeDisplayIdentifiers: Exception getting Windows Display Adapter Device Path from video card. Substituting with a # instead");
                    displayInfo.Add("#");
                }
                try
                {
                    displayInfo.Add(targetInfo.OutputTechnology.ToString());
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Warn(ex, $"AMDLibrary/GetSomeDisplayIdentifiers: Exception getting Windows Display Connector Instance from video card. Substituting with a # instead");
                    displayInfo.Add("#");
                }
                try
                {
                    displayInfo.Add(targetInfo.EdidManufactureId.ToString());
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Warn(ex, $"AMDLibrary/GetSomeDisplayIdentifiers: Exception getting Windows Display EDID Manufacturer Code from video card. Substituting with a # instead");
                    displayInfo.Add("#");
                }
                try
                {
                    displayInfo.Add(targetInfo.EdidProductCodeId.ToString());
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Warn(ex, $"AMDLibrary/GetSomeDisplayIdentifiers: Exception getting Windows Display EDID Product Code from video card. Substituting with a # instead");
                    displayInfo.Add("#");
                }
                try
                {
                    displayInfo.Add(targetInfo.MonitorFriendlyDeviceName.ToString());
                }
                catch (Exception ex)
                {
                    SharedLogger.logger.Warn(ex, $"AMDLibrary/GetSomeDisplayIdentifiers: Exception getting Windows Display Target Friendly name from video card. Substituting with a # instead");
                    displayInfo.Add("#");
                }

                // Create a display identifier out of it
                string displayIdentifier = String.Join("|", displayInfo);
                // Add it to the list of display identifiers so we can return it
                // but only add it if it doesn't already exist. Otherwise we get duplicates :/
                if (!displayIdentifiers.Contains(displayIdentifier))
                {
                    displayIdentifiers.Add(displayIdentifier);
                    SharedLogger.logger.Debug($"ProfileRepository/GenerateProfileDisplayIdentifiers: DisplayIdentifier: {displayIdentifier}");
                }

            }

            // Sort the display identifiers
            displayIdentifiers.Sort();

            return displayIdentifiers;
        }

    }

    [global::System.Serializable]
    public class AMDLibraryException : Exception
    {
        public AMDLibraryException() { }
        public AMDLibraryException(string message) : base(message) { }
        public AMDLibraryException(string message, Exception inner) : base(message, inner) { }
        protected AMDLibraryException(
            System.Runtime.Serialization.SerializationInfo info,
            System.Runtime.Serialization.StreamingContext context) : base(info, context) { }
    }
}