Fixed bugs:

- Assign colorOutput texture to output
- Texture event passes texture IDs after all, so translate those to ID3D12Resource pointers
- Assign texture in End event, perform clear in Begin event. Fixes inputColor texture entry getting cleared.

FSR3UnityPlugin.cpp

@@ -242,7 +242,7 @@ static void UNITY_INTERFACE_API OnRenderEventAndData(int eventID, void* data)
         dispatchUpscale.exposure = ffxApiGetResourceDX12((ID3D12Resource*)feature.textureTable.exposureTexture, FFX_API_RESOURCE_STATE_PIXEL_COMPUTE_READ);
         dispatchUpscale.reactive = ffxApiGetResourceDX12((ID3D12Resource*)feature.textureTable.reactiveMask, FFX_API_RESOURCE_STATE_PIXEL_COMPUTE_READ);
         dispatchUpscale.transparencyAndComposition = ffxApiGetResourceDX12((ID3D12Resource*)feature.textureTable.transparencyMask, FFX_API_RESOURCE_STATE_PIXEL_COMPUTE_READ);
-        dispatchUpscale.output = ffxApiGetResourceDX12((ID3D12Resource*)feature.textureTable.colorInput, FFX_API_RESOURCE_STATE_PIXEL_COMPUTE_READ);    // TODO: shouldn't this be FFX_API_RESOURCE_STATE_UNORDERED_ACCESS?
+        dispatchUpscale.output = ffxApiGetResourceDX12((ID3D12Resource*)feature.textureTable.colorOutput, FFX_API_RESOURCE_STATE_PIXEL_COMPUTE_READ);    // TODO: shouldn't this be FFX_API_RESOURCE_STATE_UNORDERED_ACCESS?
 
         dispatchUpscale.jitterOffset.x = params->jitterOffsetX; // TODO: might need to negate these
         dispatchUpscale.jitterOffset.y = params->jitterOffsetY;
@@ -303,6 +303,9 @@ static void UNITY_INTERFACE_API OnRenderEventAndData(int eventID, void* data)
 
 static void UNITY_INTERFACE_API OnSetTextureEvent(int eventID, void* data)
 {
+    if (s_GraphicsD3D12 == nullptr)
+        return;
+
     auto* params = (UnityRenderingExtTextureUpdateParamsV2*)data;
 
     uint32_t featureSlot = (params->userData >> 16) & 0xFFFF;
@@ -313,23 +316,23 @@ static void UNITY_INTERFACE_API OnSetTextureEvent(int eventID, void* data)
         return;
 
     auto& feature = s_Features[featureSlot];
-    if (clearTextureTable)
-    {
-        memset(&feature.textureTable, 0, sizeof(FSR3TextureTable));
-    }
 
     // User rendering code
     switch (eventID)
     {
     case kUnityRenderingExtEventUpdateTextureBeginV2:
     {
-        // We organized the texture table struct to be ordered the same as the texture slot enum
-        // This way we can use the texture slot value simply as a pointer offset into the texture table
-        *(((intptr_t*)&feature.textureTable) + textureSlot) = params->textureID;
+        if (clearTextureTable)
+        {
+            memset(&feature.textureTable, 0, sizeof(FSR3TextureTable));
+        }
         break;
     }
     case kUnityRenderingExtEventUpdateTextureEndV2:
     {
+        // We organized the texture table struct to be ordered the same as the texture slot enum
+        // This way we can use the texture slot value simply as a pointer offset into the texture table
+        *(((intptr_t*)&feature.textureTable) + textureSlot) = (intptr_t)s_GraphicsD3D12->TextureFromNativeTexture((UnityTextureID)params->textureID);
         break;
     }
     }