Initial update of dispatch parameters and enums for FSR 3.1

Assets/Scripts/Core/Fsr3Upscaler.cs

@@ -49,7 +49,7 @@ namespace FidelityFX
             var contextDescription = new ContextDescription
             {
                 Flags = flags,
-                DisplaySize = displaySize,
+                MaxUpscaleSize = displaySize,
                 MaxRenderSize = maxRenderSize,
                 Shaders = shaders,
             };
@@ -158,6 +158,12 @@ namespace FidelityFX
             EnableDebugChecking = 1 << 8,
         }
 
+        [Flags]
+        public enum DispatchFlags
+        {
+            DrawDebugView = 1 << 0,
+        }
+
         /// <summary>
         /// A structure encapsulating the parameters required to initialize FidelityFX Super Resolution 3 upscaling.
         /// </summary>
@@ -165,7 +171,7 @@ namespace FidelityFX
         {
             public InitializationFlags Flags;
             public Vector2Int MaxRenderSize;
-            public Vector2Int DisplaySize;
+            public Vector2Int MaxUpscaleSize;
             public Fsr3UpscalerShaders Shaders;
         }
 
@@ -184,7 +190,7 @@ namespace FidelityFX
             public Vector2 JitterOffset;
             public Vector2 MotionVectorScale;
             public Vector2Int RenderSize;
-            public Vector2Int InputResourceSize;
+            public Vector2Int UpscaleSize;
             public bool EnableSharpening;
             public float Sharpness;
             public float FrameTimeDelta;    // in seconds
@@ -194,6 +200,7 @@ namespace FidelityFX
             public float CameraFar;
             public float CameraFovAngleVertical;
             public float ViewSpaceToMetersFactor;
+            public DispatchFlags Flags;
             
             // EXPERIMENTAL reactive mask generation parameters
             public bool EnableAutoReactive;

Assets/Scripts/Core/Fsr3UpscalerContext.cs

@@ -88,7 +88,7 @@ namespace FidelityFX
             _firstExecution = true;
             _resourceFrameIndex = 0;
             
-            UpscalerConsts.displaySize = _contextDescription.DisplaySize;
+            UpscalerConsts.displaySize = _contextDescription.MaxUpscaleSize;
             
             _resources.Create(_contextDescription);
             CreatePasses();
@@ -192,8 +192,8 @@ namespace FidelityFX
             const int threadGroupWorkRegionDim = 8;
             int dispatchSrcX = (UpscalerConsts.renderSize.x + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
             int dispatchSrcY = (UpscalerConsts.renderSize.y + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
-            int dispatchDstX = (_contextDescription.DisplaySize.x + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
-            int dispatchDstY = (_contextDescription.DisplaySize.y + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
+            int dispatchDstX = (_contextDescription.MaxUpscaleSize.x + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
+            int dispatchDstY = (_contextDescription.MaxUpscaleSize.y + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
 
             // Clear reconstructed depth for max depth store
             if (resetAccumulation)
@@ -313,7 +313,7 @@ namespace FidelityFX
             constants.jitterOffset = dispatchParams.JitterOffset;
             constants.renderSize = dispatchParams.RenderSize;
             constants.maxRenderSize = _contextDescription.MaxRenderSize;
-            constants.inputColorResourceDimensions = dispatchParams.InputResourceSize;
+            constants.inputColorResourceDimensions = dispatchParams.UpscaleSize;
 
             // Compute the horizontal FOV for the shader from the vertical one
             float aspectRatio = (float)dispatchParams.RenderSize.x / dispatchParams.RenderSize.y;
@@ -325,7 +325,7 @@ namespace FidelityFX
             constants.deviceToViewDepth = SetupDeviceDepthToViewSpaceDepthParams(dispatchParams);
             
             // To be updated if resource is larger than the actual image size
-            constants.downscaleFactor = new Vector2((float)constants.renderSize.x / _contextDescription.DisplaySize.x, (float)constants.renderSize.y / _contextDescription.DisplaySize.y);
+            constants.downscaleFactor = new Vector2((float)constants.renderSize.x / _contextDescription.MaxUpscaleSize.x, (float)constants.renderSize.y / _contextDescription.MaxUpscaleSize.y);
             constants.previousFramePreExposure = constants.preExposure;
             constants.preExposure = (dispatchParams.PreExposure != 0) ? dispatchParams.PreExposure : 1.0f;
             
@@ -340,7 +340,7 @@ namespace FidelityFX
                 _previousJitterOffset = constants.jitterOffset;
             }
 
-            int jitterPhaseCount = Fsr3Upscaler.GetJitterPhaseCount(dispatchParams.RenderSize.x, _contextDescription.DisplaySize.x);
+            int jitterPhaseCount = Fsr3Upscaler.GetJitterPhaseCount(dispatchParams.RenderSize.x, _contextDescription.MaxUpscaleSize.x);
             if (resetAccumulation || constants.jitterPhaseCount == 0)
             {
                 constants.jitterPhaseCount = jitterPhaseCount;

Assets/Scripts/Core/Fsr3UpscalerResources.cs

@@ -106,13 +106,13 @@ namespace FidelityFX
             CreateDoubleBufferedResource(DilatedMotionVectors, "FSR3UPSCALER_InternalDilatedVelocity", contextDescription.MaxRenderSize, GraphicsFormat.R16G16_SFloat);
             
             // Resources FSR3UPSCALER_LockStatus1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16_FLOAT, FFX_RESOURCE_FLAGS_NONE
-            CreateDoubleBufferedResource(LockStatus, "FSR3UPSCALER_LockStatus", contextDescription.DisplaySize, GraphicsFormat.R16G16_SFloat);
+            CreateDoubleBufferedResource(LockStatus, "FSR3UPSCALER_LockStatus", contextDescription.MaxUpscaleSize, GraphicsFormat.R16G16_SFloat);
             
             // Resources FSR3UPSCALER_InternalUpscaled1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16B16A16_FLOAT, FFX_RESOURCE_FLAGS_NONE
-            CreateDoubleBufferedResource(InternalUpscaled, "FSR3UPSCALER_InternalUpscaled", contextDescription.DisplaySize, GraphicsFormat.R16G16B16A16_SFloat);
+            CreateDoubleBufferedResource(InternalUpscaled, "FSR3UPSCALER_InternalUpscaled", contextDescription.MaxUpscaleSize, GraphicsFormat.R16G16B16A16_SFloat);
             
             // Resources FSR3UPSCALER_LumaHistory1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R8G8B8A8_UNORM, FFX_RESOURCE_FLAGS_NONE
-            CreateDoubleBufferedResource(LumaHistory, "FSR3UPSCALER_LumaHistory", contextDescription.DisplaySize, GraphicsFormat.R8G8B8A8_UNorm);
+            CreateDoubleBufferedResource(LumaHistory, "FSR3UPSCALER_LumaHistory", contextDescription.MaxUpscaleSize, GraphicsFormat.R8G8B8A8_UNorm);
         }
 
         public void CreateTcrAutogenResources(Fsr3Upscaler.ContextDescription contextDescription)
@@ -136,7 +136,7 @@ namespace FidelityFX
         // These do not need to persist between frames, but they do need to be available between passes
         public static void CreateAliasableResources(CommandBuffer commandBuffer, Fsr3Upscaler.ContextDescription contextDescription, Fsr3Upscaler.DispatchDescription dispatchParams)
         {
-            Vector2Int displaySize = contextDescription.DisplaySize;
+            Vector2Int displaySize = contextDescription.MaxUpscaleSize;
             Vector2Int maxRenderSize = contextDescription.MaxRenderSize;
 
             // FSR3UPSCALER_ReconstructedPrevNearestDepth: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R32_UINT, FFX_RESOURCE_FLAGS_ALIASABLE

Assets/Scripts/Fsr3UpscalerImageEffect.cs

@@ -391,7 +391,7 @@ namespace FidelityFX
             _renderCamera.ResetProjectionMatrix();
 
             // Update the input resource descriptions
-            _dispatchDescription.InputResourceSize = new Vector2Int(src.width, src.height);
+            _dispatchDescription.UpscaleSize = new Vector2Int(src.width, src.height);
 
             _dispatchCommandBuffer.Clear();