DX12 interface V8 experiments

.gitignore

@@ -2,3 +2,5 @@
 .vs/
 FSR3UnityPlugin/x64/
 x64/
+FSR3UnityPlugin/Debug/
+FSR3UnityPlugin/Release/

src/FSR3UnityPlugin.cpp

@@ -79,7 +79,10 @@ static void UNITY_INTERFACE_API OnGraphicsDeviceEvent(UnityGfxDeviceEventType ev
                 return;
             }
 
-            s_Upscaler = new FSR3Upscaler_DX12(s_Log, graphicsD3D12);
+            // Older Unity versions won't have this interface yet, so its presence is optional
+            auto* graphicsD3D12v8 = s_UnityInterfaces->Get<IUnityGraphicsD3D12v8>();
+
+            s_Upscaler = new FSR3Upscaler_DX12(s_Log, graphicsD3D12, graphicsD3D12v8);
 
             UnityD3D12PluginEventConfig eventConfig{};
             eventConfig.graphicsQueueAccess = kUnityD3D12GraphicsQueueAccess_DontCare;

src/FSR3Upscaler_DX12.h

@@ -10,9 +10,10 @@
 class FSR3Upscaler_DX12 : public FSR3Upscaler_FFXBase
 {
 public:
-    FSR3Upscaler_DX12(IUnityLog* log, IUnityGraphicsD3D12v7* graphicsDevice):
+    FSR3Upscaler_DX12(IUnityLog* log, IUnityGraphicsD3D12v7* graphicsDevice, IUnityGraphicsD3D12v8* graphicsDeviceV8):
         FSR3Upscaler_FFXBase(log),
-        m_GraphicsDevice(graphicsDevice), m_DX12BackendDesc(), m_FrameFenceEventHandle(nullptr)
+        m_GraphicsDevice(graphicsDevice), m_GraphicsDeviceV8(graphicsDeviceV8),
+        m_DX12BackendDesc(), m_FrameFenceEventHandle(nullptr)
     {
     }
 
@@ -28,6 +29,7 @@ protected:
 
 private:
     IUnityGraphicsD3D12v7* m_GraphicsDevice;
+    IUnityGraphicsD3D12v8* m_GraphicsDeviceV8;
     ffx::CreateBackendDX12Desc m_DX12BackendDesc;
     HANDLE m_FrameFenceEventHandle;
 };