Added Screen Toggle feature for M3 button

2026-02-23 13:00:52 +01:00 · 2023-05-01 15:12:08 +02:00
parent 3173c2e688
commit e810adb358
14 changed files with 388 additions and 79 deletions
--- a/app/Gpu/AmdGpuControl.cs
+++ b/app/Gpu/AmdGpuControl.cs
@@ -0,0 +1,113 @@
+using System.Runtime.InteropServices;
+using AmdAdl2;
+
+namespace GHelper.Gpu;
+
+// Reference: https://github.com/GPUOpen-LibrariesAndSDKs/display-library/blob/master/Sample-Managed/Program.cs
+public class AmdGpuControl : IGpuControl {
+    private bool _isReady;
+    private IntPtr _adlContextHandle;
+    private readonly ADLAdapterInfo _internalDiscreteAdapter;
+
+    public bool IsNvidia => false;
+
+
+    public AmdGpuControl() {
+        if (!Adl2.Load())
+            return;
+
+        if (Adl2.ADL2_Main_Control_Create(1, out _adlContextHandle) != Adl2.ADL_SUCCESS)
+            return;
+
+        Adl2.NativeMethods.ADL2_Adapter_NumberOfAdapters_Get(_adlContextHandle, out int numberOfAdapters);
+        if (numberOfAdapters <= 0)
+            return;
+
+        ADLAdapterInfoArray osAdapterInfoData = new();
+        int osAdapterInfoDataSize = Marshal.SizeOf(osAdapterInfoData);
+        IntPtr AdapterBuffer = Marshal.AllocCoTaskMem(osAdapterInfoDataSize);
+        Marshal.StructureToPtr(osAdapterInfoData, AdapterBuffer, false);
+        if (Adl2.NativeMethods.ADL2_Adapter_AdapterInfo_Get(_adlContextHandle, AdapterBuffer, osAdapterInfoDataSize) != Adl2.ADL_SUCCESS)
+            return;
+
+        osAdapterInfoData = (ADLAdapterInfoArray) Marshal.PtrToStructure(AdapterBuffer, osAdapterInfoData.GetType())!;
+
+        const int amdVendorId = 1002;
+        
+        // Determine which GPU is internal discrete AMD GPU
+        ADLAdapterInfo internalDiscreteAdapter = 
+            osAdapterInfoData.ADLAdapterInfo
+                .FirstOrDefault(adapter => {
+                    if (adapter.Exist == 0 || adapter.Present == 0)
+                        return false;
+                    
+                    if (adapter.VendorID != amdVendorId)
+                        return false;
+
+                    if (Adl2.NativeMethods.ADL2_Adapter_ASICFamilyType_Get(_adlContextHandle, adapter.AdapterIndex, out ADLAsicFamilyType asicFamilyType, out int asicFamilyTypeValids) != Adl2.ADL_SUCCESS)
+                        return false;
+
+                    asicFamilyType = (ADLAsicFamilyType) ((int) asicFamilyType & asicFamilyTypeValids);
+                    
+                    // FIXME: is this correct for G14 2022?
+                    return (asicFamilyType & ADLAsicFamilyType.Discrete) != 0; 
+                });
+        
+        if (internalDiscreteAdapter.Exist == 0)
+            return;
+
+        _internalDiscreteAdapter = internalDiscreteAdapter;
+        _isReady = true;
+    }
+
+    public bool IsValid => _isReady && _adlContextHandle != IntPtr.Zero;
+
+    public int? GetCurrentTemperature() {
+        if (!IsValid)
+            return null;
+        
+        if (Adl2.NativeMethods.ADL2_New_QueryPMLogData_Get(_adlContextHandle, _internalDiscreteAdapter.AdapterIndex, out ADLPMLogDataOutput adlpmLogDataOutput) != Adl2.ADL_SUCCESS)
+            return null;
+        
+        ADLSingleSensorData temperatureSensor = adlpmLogDataOutput.Sensors[(int) ADLSensorType.PMLOG_TEMPERATURE_EDGE];
+        if (temperatureSensor.Supported == 0)
+            return null;
+
+        return temperatureSensor.Value;
+    }
+
+
+    public int? GetGpuUse()
+    {
+        if (!IsValid)
+            return null;
+
+        if (Adl2.NativeMethods.ADL2_New_QueryPMLogData_Get(_adlContextHandle, _internalDiscreteAdapter.AdapterIndex, out ADLPMLogDataOutput adlpmLogDataOutput) != Adl2.ADL_SUCCESS)
+            return null;
+
+        ADLSingleSensorData gpuUsage = adlpmLogDataOutput.Sensors[(int)ADLSensorType.PMLOG_INFO_ACTIVITY_GFX];
+        if (gpuUsage.Supported == 0)
+            return null;
+
+        return gpuUsage.Value;
+
+    }
+
+
+    private void ReleaseUnmanagedResources() {
+        if (_adlContextHandle != IntPtr.Zero) {
+            Adl2.NativeMethods.ADL2_Main_Control_Destroy(_adlContextHandle);
+            _adlContextHandle = IntPtr.Zero;
+            _isReady = false;
+        }
+    }
+
+    public void Dispose() {
+        ReleaseUnmanagedResources();
+        GC.SuppressFinalize(this);
+    }
+
+    ~AmdGpuControl() {
+        ReleaseUnmanagedResources();
+    }
+}