Merge branch 'armasr' into pssr

# Conflicts:
#	Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling.cs

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Editor/PostProcessLayerEditor.cs

@@ -34,6 +34,7 @@ namespace UnityEditor.Rendering.PostProcessing
         SerializedProperty m_FsrQualityMode;
         SerializedProperty m_FsrPerformSharpen;
         SerializedProperty m_FsrSharpness;
+        SerializedProperty m_FsrEnableFP16;
         SerializedProperty m_FsrExposureSource;
         SerializedProperty m_FsrExposureTexture;
         SerializedProperty m_FsrPreExposure;
@@ -94,6 +95,7 @@ namespace UnityEditor.Rendering.PostProcessing
             m_FsrQualityMode = FindProperty(x => x.upscaling.qualityMode);
             m_FsrPerformSharpen = FindProperty(x => x.upscaling.performSharpenPass);
             m_FsrSharpness = FindProperty(x => x.upscaling.sharpness);
+            m_FsrEnableFP16 = FindProperty(x => x.upscaling.enableFP16);
             m_FsrExposureSource = FindProperty(x => x.upscaling.exposureSource);
             m_FsrExposureTexture = FindProperty(x => x.upscaling.exposure);
             m_FsrPreExposure = FindProperty(x => x.upscaling.preExposure);
@@ -230,6 +232,7 @@ namespace UnityEditor.Rendering.PostProcessing
                     EditorGUILayout.PropertyField(m_FsrQualityMode);
                     EditorGUILayout.PropertyField(m_FsrPerformSharpen);
                     EditorGUILayout.PropertyField(m_FsrSharpness);
+                    EditorGUILayout.PropertyField(m_FsrEnableFP16);
                     EditorGUILayout.PropertyField(m_FsrExposureSource);
                     if (m_FsrExposureSource.intValue == (int)Upscaling.ExposureSource.Manual) EditorGUILayout.PropertyField(m_FsrExposureTexture);
                     EditorGUILayout.PropertyField(m_FsrPreExposure);

Packages/com.unity.postprocessing@3.2.2/PostProcessing/PostProcessResources.asset

@@ -114,6 +114,8 @@ MonoBehaviour:
     scalableAO: {fileID: 4800000, guid: d7640629310e79646af0f46eb55ae466, type: 3}
     multiScaleAO: {fileID: 4800000, guid: 67f9497810829eb4791ec19e95781e51, type: 3}
     screenSpaceReflections: {fileID: 4800000, guid: f997a3dc9254c44459323cced085150c, type: 3}
+    sgsr2Upscaler:
+      twoPassFragment: {fileID: 4800000, guid: 59bc1035dd975f64d8141148a7088d0a, type: 3}
   computeShaders:
     autoExposure: {fileID: 7200000, guid: 34845e0ca016b7448842e965db5890a5, type: 3}
     exposureHistogram: {fileID: 7200000, guid: 8c2fcbdf9bc58664f89917f7b9d79501, type: 3}
@@ -151,6 +153,19 @@ MonoBehaviour:
       tcrAutoGenPass: {fileID: 7200000, guid: 75cdc6ef23f08ed498d4da511923fcea, type: 3}
       debugViewPass: {fileID: 7200000, guid: cb24a71d54164c54eb5e86839acd48c5, type: 3}
     sgsr2Upscaler:
-      convert: {fileID: 7200000, guid: a41757aacd8b70e42a4001d514bfbe53, type: 3}
-      activate: {fileID: 7200000, guid: d7de362950af6fe4e90da7d6e32f9826, type: 3}
-      upscale: {fileID: 7200000, guid: 5d28d29787492b74aa736a21f70572c7, type: 3}
+      twoPassCompute:
+        convert: {fileID: 7200000, guid: 073ee927fbee25841a31cf364834071c, type: 3}
+        upscale: {fileID: 7200000, guid: d7bacd7d04c6521499bef936d93921cc, type: 3}
+      threePassCompute:
+        convert: {fileID: 7200000, guid: a41757aacd8b70e42a4001d514bfbe53, type: 3}
+        activate: {fileID: 7200000, guid: d7de362950af6fe4e90da7d6e32f9826, type: 3}
+        upscale: {fileID: 7200000, guid: 5d28d29787492b74aa736a21f70572c7, type: 3}
+  asrUpscalerShaders:
+    legacyShaders:
+      fragmentShader: {fileID: 4800000, guid: 42e5314e46109a441a4527349d8df6e4, type: 3}
+      computeLuminancePyramidPass: {fileID: 7200000, guid: 41d0c3a77d97a904e96ebc2bf18129f6, type: 3}
+      lockPass: {fileID: 7200000, guid: a09277df48840a84196b3bac299544ea, type: 3}
+    modernShaders:
+      fragmentShader: {fileID: 4800000, guid: 147cc2cffac69ef4eb3ea8addafc9d10, type: 3}
+      computeLuminancePyramidPass: {fileID: 7200000, guid: 57220d870cb441c8a6df8a9e15a74283, type: 3}
+      lockPass: {fileID: 7200000, guid: a6e1d5d5372d467790fcf2d089b50ef7, type: 3}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Runtime.InteropServices;
 using FidelityFX.FSR2;
 using UnityEngine.Experimental.Rendering;
@@ -15,8 +15,12 @@ namespace UnityEngine.Rendering.PostProcessing
         {
 	        [InspectorName("FidelityFX Super Resolution 2.2 (FSR2)")] FSR2,
 	        [InspectorName("FidelityFX Super Resolution 3.1 (FSR3)")] FSR3,
-	        //[InspectorName("Arm Accuracy Super Resolution (ASR)")] ASR,
-	        //[InspectorName("Snapdragon Game Super Resolution 2 (SGSR2)")] SGSR2,
+	        [InspectorName("Arm Accuracy Super Resolution (ASR) Quality")] ASR_Quality,
+	        [InspectorName("Arm Accuracy Super Resolution (ASR) Balanced")] ASR_Balanced,
+	        [InspectorName("Arm Accuracy Super Resolution (ASR) Performance")] ASR_Performance,
+	        [InspectorName("Snapdragon Game Super Resolution 2 (SGSR2) 2-Pass Fragment")] SGSR2_2PassFS,
+	        [InspectorName("Snapdragon Game Super Resolution 2 (SGSR2) 2-Pass Compute")] SGSR2_2PassCS,
+	        [InspectorName("Snapdragon Game Super Resolution 2 (SGSR2) 3-Pass Compute")] SGSR2_3PassCS,
 	        [InspectorName("PlayStation Spectral Super Resolution (PSSR)")] PSSR,
         }
 
@@ -30,6 +34,8 @@ namespace UnityEngine.Rendering.PostProcessing
         public bool performSharpenPass = true;
         [Tooltip("Strength of the sharpening effect.")]
         [Range(0, 1)] public float sharpness = 0.8f;
+
+        public bool enableFP16 = true;
         
         [Tooltip("Choose where to get the exposure value from. Use auto-exposure from either the upscaler or Unity, provide a manual exposure texture, or use a default value.")]
         public ExposureSource exposureSource = ExposureSource.Auto;
@@ -108,6 +114,7 @@ namespace UnityEngine.Rendering.PostProcessing
         private Fsr2.QualityMode _prevQualityMode;
         private ExposureSource _prevExposureSource;
         private Vector2Int _prevUpscaleSize;
+        private bool _prevFP16;
 
         private Rect _originalRect;
 		
@@ -161,7 +168,7 @@ namespace UnityEngine.Rendering.PostProcessing
 			// Monitor for any resolution changes and recreate the upscaler context if necessary
 			// We can't create an upscaler context without info from the post-processing context, so delay the initial setup until here
 			if (!_initialized || _upscaler == null || _upscaleSize.x != _prevUpscaleSize.x || _upscaleSize.y != _prevUpscaleSize.y || 
-			    upscalerType != _prevUpscalerType || qualityMode != _prevQualityMode || exposureSource != _prevExposureSource)
+			    upscalerType != _prevUpscalerType || qualityMode != _prevQualityMode || exposureSource != _prevExposureSource || enableFP16 != _prevFP16)
 			{
 				DestroyUpscaler();
 				CreateUpscaler(context);
@@ -180,8 +187,13 @@ namespace UnityEngine.Rendering.PostProcessing
 				{
 					UpscalerType.FSR2 when FSR2Upscaler.IsSupported => new FSR2Upscaler(),
 					UpscalerType.FSR3 when FSR3Upscaler.IsSupported => new FSR3Upscaler(),
-					//UpscalerType.SGSR2 when SGSR2Upscaler.IsSupported => new SGSR2Upscaler(),
 					UpscalerType.PSSR when PSSRUpscaler.IsSupported => new PSSRUpscaler(),
+					UpscalerType.ASR_Quality when ASRUpscaler.IsSupported => new ASRUpscaler_Quality(),
+					UpscalerType.ASR_Balanced when ASRUpscaler.IsSupported => new ASRUpscaler_Balanced(),
+					UpscalerType.ASR_Performance when ASRUpscaler.IsSupported => new ASRUpscaler_Performance(),
+					UpscalerType.SGSR2_2PassFS => new SGSR2Upscaler_2PassFS(),
+					UpscalerType.SGSR2_2PassCS when SGSR2Upscaler.IsSupported => new SGSR2Upscaler_2PassCS(),
+					UpscalerType.SGSR2_3PassCS when SGSR2Upscaler.IsSupported => new SGSR2Upscaler_3PassCS(),
 					_ => new FSR2Upscaler(),	// Fallback for when the selected upscaler is not supported on the current hardware
 				};
 
@@ -191,6 +203,7 @@ namespace UnityEngine.Rendering.PostProcessing
 			_prevQualityMode = qualityMode;
 			_prevExposureSource = exposureSource;
 			_prevUpscaleSize = _upscaleSize;
+			_prevFP16 = enableFP16;
 			
 			_callbacks = callbacksFactory(context);
 			

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: fbb474d5e9430814eb7b83620c3d4189
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 6bbfbdd9fd482bd4ea5e998953ae9972
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/Asr.cs

@@ -0,0 +1,321 @@
+using System;
+using System.Runtime.InteropServices;
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// A collection of helper functions and data structures required by the ASR process.
+    /// </summary>
+    public static class Asr
+    {
+        /// <summary>
+        /// Creates a new ASR context with standard parameters that are appropriate for the current platform. 
+        /// </summary>
+        public static AsrContext CreateContext(Variant variant, Vector2Int displaySize, Vector2Int maxRenderSize, AsrShaderBundle shaders, InitializationFlags flags = 0)
+        {
+            if (SystemInfo.usesReversedZBuffer)
+                flags |= InitializationFlags.EnableDepthInverted;
+            else
+                flags &= ~InitializationFlags.EnableDepthInverted;
+            
+#if UNITY_EDITOR || DEVELOPMENT_BUILD
+            flags |= InitializationFlags.EnableDebugChecking;
+#endif
+            
+            Debug.Log($"Setting up ASR {variant} with render size: {maxRenderSize.x}x{maxRenderSize.y}, display size: {displaySize.x}x{displaySize.y}, flags: {flags}");
+            
+            var contextDescription = new ContextDescription
+            {
+                Flags = flags,
+                Variant = variant,
+                DisplaySize = displaySize,
+                MaxRenderSize = maxRenderSize,
+                Shaders = shaders.GetShadersForCurrentPlatform(),
+            };
+            
+            var context = new AsrContext();
+            context.Create(contextDescription);
+            return context;
+        }
+
+        public static float GetUpscaleRatioFromQualityMode(QualityMode qualityMode)
+        {
+            switch (qualityMode)
+            {
+                case QualityMode.NativeAA:
+                    return 1.0f;
+                case QualityMode.UltraQuality:
+                    return 1.2f;
+                case QualityMode.Quality:
+                    return 1.5f;
+                case QualityMode.Balanced:
+                    return 1.7f;
+                case QualityMode.Performance:
+                    return 2.0f;
+                case QualityMode.UltraPerformance:
+                    return 3.0f;
+                default:
+                    return 1.0f;
+            }
+        }
+
+        public static void GetRenderResolutionFromQualityMode(
+            out int renderWidth, out int renderHeight,
+            int displayWidth, int displayHeight, QualityMode qualityMode)
+        {
+            float ratio = GetUpscaleRatioFromQualityMode(qualityMode);
+            renderWidth = Mathf.RoundToInt(displayWidth / ratio);
+            renderHeight = Mathf.RoundToInt(displayHeight / ratio);
+        }
+        
+        public static float GetMipmapBiasOffset(int renderWidth, int displayWidth)
+        {
+            return Mathf.Log((float)renderWidth / displayWidth, 2.0f) - 1.0f;
+        }
+
+        public static int GetJitterPhaseCount(int renderWidth, int displayWidth)
+        {
+            const float basePhaseCount = 8.0f;
+            int jitterPhaseCount = (int)(basePhaseCount * Mathf.Pow((float)displayWidth / renderWidth, 2.0f));
+            return jitterPhaseCount;
+        }
+
+        public static void GetJitterOffset(out float outX, out float outY, int index, int phaseCount)
+        {
+            outX = Halton((index % phaseCount) + 1, 2) - 0.5f;
+            outY = Halton((index % phaseCount) + 1, 3) - 0.5f;
+        }
+        
+        // Calculate halton number for index and base.
+        private static float Halton(int index, int @base)
+        {
+            float f = 1.0f, result = 0.0f;
+
+            for (int currentIndex = index; currentIndex > 0;) {
+
+                f /= @base;
+                result += f * (currentIndex % @base);
+                currentIndex = (int)Mathf.Floor((float)currentIndex / @base);
+            }
+
+            return result;
+        }
+        
+        public static float Lanczos2(float value)
+        {
+            return Mathf.Abs(value) < Mathf.Epsilon ? 1.0f : Mathf.Sin(Mathf.PI * value) / (Mathf.PI * value) * (Mathf.Sin(0.5f * Mathf.PI * value) / (0.5f * Mathf.PI * value));
+        }
+        
+#if !UNITY_2021_1_OR_NEWER
+        internal static void SetBufferData(this CommandBuffer commandBuffer, ComputeBuffer computeBuffer, Array data)
+        {
+            commandBuffer.SetComputeBufferData(computeBuffer, data);
+        }
+#endif
+        
+        /// <summary>
+        /// Alternative for CommandBuffer.SetComputeTextureParam that guards against attempts to bind mip levels that don't exist.
+        /// </summary>
+        internal static void SetComputeTextureMipParam(this CommandBuffer commandBuffer, ComputeShader computeShader, int kernelIndex, int nameID, Texture texture, int mipLevel)
+        {
+            mipLevel = Math.Min(mipLevel, texture.mipmapCount - 1);
+            commandBuffer.SetComputeTextureParam(computeShader, kernelIndex, nameID, texture, mipLevel);
+        }
+
+        internal static void SetComputeResourceParam(this CommandBuffer commandBuffer, ComputeShader computeShader, int kernelIndex, int nameID, in ResourceView resource)
+        {
+            commandBuffer.SetComputeTextureParam(computeShader, kernelIndex, nameID, resource.RenderTarget, resource.MipLevel, resource.SubElement);
+        }
+
+        internal static void SetComputeConstantBufferParam(this CommandBuffer commandBuffer, ComputeShader computeShader, int nameID, ComputeBuffer buffer)
+        {
+            commandBuffer.SetComputeConstantBufferParam(computeShader, nameID, buffer, 0, buffer.stride);
+        }
+
+        internal static void SetGlobalResource(this CommandBuffer commandBuffer, int nameID, in ResourceView resource)
+        {
+            commandBuffer.SetGlobalTexture(nameID, resource.RenderTarget, resource.SubElement);
+        }
+        
+        internal static void DestroyObject(UnityEngine.Object obj)
+        {
+            if (obj == null)
+                return;
+            
+#if UNITY_EDITOR
+            if (Application.isPlaying && !UnityEditor.EditorApplication.isPaused)
+                UnityEngine.Object.Destroy(obj);
+            else
+                UnityEngine.Object.DestroyImmediate(obj);
+#else
+            UnityEngine.Object.Destroy(obj);
+#endif
+        }
+
+        public enum Variant
+        {
+            Quality,        // Maintains the same image quality as the original FSR2.
+            Balanced,       // Gives a significant improvement in both bandwidth savings and performance uplift while maintaining close image quality to the 'quality' preset.
+            Performance,    // A more aggressive preset that will give you the highest performance with some quality sacrifices.
+        }
+        
+        public enum QualityMode
+        {
+            NativeAA = 0,
+            UltraQuality = 1,
+            Quality = 2,
+            Balanced = 3,
+            Performance = 4,
+            UltraPerformance = 5,
+        }
+
+        [Flags]
+        public enum InitializationFlags
+        {
+            EnableHighDynamicRange = 1 << 0,
+            EnableDisplayResolutionMotionVectors = 1 << 1,
+            EnableMotionVectorsJitterCancellation = 1 << 2,
+            EnableDepthInverted = 1 << 3,
+            EnableDepthInfinite = 1 << 4,
+            EnableAutoExposure = 1 << 5,
+            EnableDynamicResolution = 1 << 6,
+            EnableFP16Usage = 1 << 7,
+            EnableDebugChecking = 1 << 8,
+        }
+
+        /// <summary>
+        /// A structure encapsulating the parameters required to initialize FidelityFX Super Resolution 2 upscaling.
+        /// </summary>
+        public struct ContextDescription
+        {
+            public InitializationFlags Flags;
+            public Variant Variant;
+            public Vector2Int MaxRenderSize;
+            public Vector2Int DisplaySize;
+            public AsrShaders Shaders;
+        }
+
+        /// <summary>
+        /// A structure encapsulating the parameters for dispatching the various passes of FidelityFX Super Resolution 2.
+        /// </summary>
+        public struct DispatchDescription
+        {
+            public ResourceView Color;
+            public ResourceView Depth;
+            public ResourceView MotionVectors;
+            public ResourceView Exposure;                       // optional
+            public ResourceView Reactive;                       // optional
+            public ResourceView TransparencyAndComposition;     // optional
+            public ResourceView Output;
+            public Vector2 JitterOffset;
+            public Vector2 MotionVectorScale;
+            public Vector2Int RenderSize;
+            public Vector2Int InputResourceSize;
+            public bool EnableSharpening;
+            public float Sharpness;
+            public float FrameTimeDelta;    // in seconds
+            public float PreExposure;
+            public bool Reset;
+            public float CameraNear;
+            public float CameraFar;
+            public float CameraFovAngleVertical;
+            public float ViewSpaceToMetersFactor;
+            public bool UseTextureArrays;   // Enable texture array bindings, primarily used for HDRP and XR
+        }
+
+        /// <summary>
+        /// A structure encapsulating the parameters for automatic generation of a reactive mask.
+        /// </summary>
+        public struct GenerateReactiveDescription
+        {
+            public ResourceView ColorOpaqueOnly;
+            public ResourceView ColorPreUpscale;
+            public ResourceView OutReactive;
+            public Vector2Int RenderSize;
+            public float Scale;
+            public float CutoffThreshold;
+            public float BinaryValue;
+            public GenerateReactiveFlags Flags;
+            
+            public static readonly GenerateReactiveDescription Default = new GenerateReactiveDescription
+            {
+                Scale = 0.5f,
+                CutoffThreshold = 0.2f,
+                BinaryValue = 0.9f,
+                Flags = GenerateReactiveFlags.ApplyTonemap | GenerateReactiveFlags.ApplyThreshold | GenerateReactiveFlags.UseComponentsMax,
+            };
+        }
+
+        [Flags]
+        public enum GenerateReactiveFlags
+        {
+            ApplyTonemap = 1 << 0,
+            ApplyInverseTonemap = 1 << 1,
+            ApplyThreshold = 1 << 2,
+            UseComponentsMax = 1 << 3,
+        }
+        
+        [Serializable, StructLayout(LayoutKind.Sequential)]
+        internal struct UpscalerConstants
+        {
+            public Vector2Int renderSize;
+            public Vector2Int maxRenderSize;
+            public Vector2Int displaySize;
+            public Vector2Int inputColorResourceDimensions;
+            public Vector2Int lumaMipDimensions;
+            public int lumaMipLevelToUse;
+            public int frameIndex;
+            
+            public Vector4 deviceToViewDepth;
+            public Vector2 jitterOffset;
+            public Vector2 motionVectorScale;
+            public Vector2 downscaleFactor;
+            public Vector2 motionVectorJitterCancellation;
+            public float preExposure;
+            public float previousFramePreExposure;
+            public float tanHalfFOV;
+            public float jitterPhaseCount;
+            public float deltaTime;
+            public float dynamicResChangeFactor;
+            public float viewSpaceToMetersFactor;
+            
+            public float padding;
+        }
+        
+        [Serializable, StructLayout(LayoutKind.Sequential)]
+        internal struct SpdConstants
+        {
+            public uint mips;
+            public uint numWorkGroups;
+            public uint workGroupOffsetX, workGroupOffsetY;
+            public uint renderSizeX, renderSizeY;
+        }
+
+        [Serializable, StructLayout(LayoutKind.Sequential)]
+        internal struct GenerateReactiveConstants
+        {
+            public float scale;
+            public float threshold;
+            public float binaryValue;
+            public uint flags;
+        }
+        
+        [Serializable, StructLayout(LayoutKind.Sequential)]
+        internal struct RcasConstants
+        {
+            public RcasConstants(uint sharpness, uint halfSharp)
+            {
+                this.sharpness = sharpness;
+                this.halfSharp = halfSharp;
+                dummy0 = dummy1 = 0;
+            }
+        
+            public readonly uint sharpness;
+            public readonly uint halfSharp;
+            public readonly uint dummy0;
+            public readonly uint dummy1;
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/Asr.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c7350363c6d8a2b4096a9ed97dc4ed95
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrAssets.cs

@@ -0,0 +1,136 @@
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// Scriptable object containing all shader resources required by Arm Accuracy Super Resolution (ASR).
+    /// These can be stored in an asset file and referenced from a scene or prefab, avoiding the need to load the shaders from a Resources folder.
+    /// </summary>
+    [CreateAssetMenu(fileName = "ASR Assets", menuName = "ARM/ASR Assets", order = 1102)]
+    public class AsrAssets : ScriptableObject
+    {
+        public AsrShaderBundle shaderBundle;
+        
+#if UNITY_EDITOR
+        private void Reset()
+        {
+            shaderBundle = new AsrShaderBundle
+            {
+                legacyShaders = new AsrShaders
+                {
+                    fragmentShader = FindFragmentShader("ffxm_fsr2_fragment_legacy"),
+                    computeLuminancePyramidPass = FindComputeShader("ffxm_fsr2_luma_pyramid_legacy"),
+                    lockPass = FindComputeShader("ffxm_fsr2_lock_legacy"),
+                },
+                modernShaders = new AsrShaders
+                {
+                    fragmentShader = FindFragmentShader("ffxm_fsr2_fragment_modern"),
+                    computeLuminancePyramidPass = FindComputeShader("ffxm_fsr2_luma_pyramid_modern"),
+                    lockPass = FindComputeShader("ffxm_fsr2_lock_modern"),
+                },
+            };
+        }
+
+        private static Shader FindFragmentShader(string name)
+        {
+            string[] assetGuids = UnityEditor.AssetDatabase.FindAssets($"t:Shader {name}");
+            if (assetGuids == null || assetGuids.Length == 0)
+                return null;
+
+            string assetPath = UnityEditor.AssetDatabase.GUIDToAssetPath(assetGuids[0]);
+            return UnityEditor.AssetDatabase.LoadAssetAtPath<Shader>(assetPath);
+        }
+        
+        private static ComputeShader FindComputeShader(string name)
+        {
+            string[] assetGuids = UnityEditor.AssetDatabase.FindAssets($"t:ComputeShader {name}");
+            if (assetGuids == null || assetGuids.Length == 0)
+                return null;
+
+            string assetPath = UnityEditor.AssetDatabase.GUIDToAssetPath(assetGuids[0]);
+            return UnityEditor.AssetDatabase.LoadAssetAtPath<ComputeShader>(assetPath);
+        }
+#endif
+    }
+
+    [System.Serializable]
+    public class AsrShaderBundle
+    {
+        public AsrShaders legacyShaders;
+
+        public AsrShaders modernShaders;
+        
+        public AsrShaders GetShadersForCurrentPlatform()
+        {
+            switch (SystemInfo.graphicsDeviceType)
+            {
+                case GraphicsDeviceType.Direct3D12:
+                case GraphicsDeviceType.Vulkan:
+                case GraphicsDeviceType.Metal:
+                case GraphicsDeviceType.PlayStation5:
+                case GraphicsDeviceType.PlayStation5NGGC:
+                case GraphicsDeviceType.GameCoreXboxSeries:
+                    return modernShaders;
+                default:
+                    return legacyShaders;
+            }
+        }
+    }
+    
+    /// <summary>
+    /// All the compute shaders used by ASR.
+    /// </summary>
+    [System.Serializable]
+    public class AsrShaders
+    {
+        /// <summary>
+        /// Combined shader file containing all non-compute passes.
+        /// </summary>
+        public Shader fragmentShader;
+        
+        /// <summary>
+        /// The compute shader used by the luminance pyramid computation pass.
+        /// </summary>
+        public ComputeShader computeLuminancePyramidPass;
+
+        /// <summary>
+        /// The compute shader used by the lock pass.
+        /// </summary>
+        public ComputeShader lockPass;
+        
+        /// <summary>
+        /// Returns a copy of this class and its contents.
+        /// </summary>
+        public AsrShaders Clone()
+        {
+            return (AsrShaders)MemberwiseClone();
+        }
+
+        /// <summary>
+        /// Returns a copy of this class with clones of all its shaders.
+        /// This can be useful if you're running multiple ASR instances with different shader configurations.
+        /// Be sure to clean up these clones through Dispose once you're done with them.
+        /// </summary>
+        public AsrShaders DeepCopy()
+        {
+            return new AsrShaders
+            {
+                fragmentShader = Object.Instantiate(fragmentShader),
+                computeLuminancePyramidPass = Object.Instantiate(computeLuminancePyramidPass),
+                lockPass = Object.Instantiate(lockPass),
+            };
+        }
+
+        /// <summary>
+        /// Destroy all the shaders within this instance.
+        /// Use this only on clones created through DeepCopy.
+        /// </summary>
+        public void Dispose()
+        {
+            Object.Destroy(fragmentShader);
+            Object.Destroy(computeLuminancePyramidPass);
+            Object.Destroy(lockPass);
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrAssets.cs.meta

@@ -0,0 +1,11 @@
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+guid: 7a41695239eb36740847744b34c5af43
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrCallbacks.cs

@@ -0,0 +1,61 @@
+using UnityEngine;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// A collection of callbacks required by the ASR process.
+    /// This allows some customization by the game dev on how to integrate ASR upscaling into their own game setup.
+    /// </summary>
+    public interface IAsrCallbacks
+    {
+        /// <summary>
+        /// Apply a mipmap bias to in-game textures to prevent them from becoming blurry as the internal rendering resolution lowers.
+        /// This will need to be customized on a per-game basis, as there is no clear universal way to determine what are "in-game" textures.
+        /// The default implementation will simply apply a mipmap bias to all 2D textures, which will include things like UI textures and which might miss things like terrain texture arrays.
+        /// 
+        /// Depending on how your game organizes its assets, you will want to create a filter that more specifically selects the textures that need to have this mipmap bias applied.
+        /// You may also want to store the bias offset value and apply it to any assets that are loaded in on demand.
+        /// </summary>
+        void ApplyMipmapBias(float biasOffset);
+
+        void UndoMipmapBias();
+    }
+    
+    /// <summary>
+    /// Default implementation of IAsrCallbacks.
+    /// These are fine for testing but a proper game will want to extend and override these methods.
+    /// </summary>
+    public class AsrCallbacksBase: IAsrCallbacks
+    {
+        protected float CurrentBiasOffset = 0;
+
+        public virtual void ApplyMipmapBias(float biasOffset)
+        {
+            if (float.IsNaN(biasOffset) || float.IsInfinity(biasOffset))
+                return;
+            
+            CurrentBiasOffset += biasOffset;
+            
+            if (Mathf.Approximately(CurrentBiasOffset, 0f))
+            {
+                CurrentBiasOffset = 0f;
+            }
+
+            foreach (var texture in Resources.FindObjectsOfTypeAll<Texture2D>())
+            {
+                if (texture.mipmapCount <= 1)
+                    continue;
+                
+                texture.mipMapBias += biasOffset;
+            }
+        }
+
+        public virtual void UndoMipmapBias()
+        {
+            if (CurrentBiasOffset == 0f)
+                return;
+
+            ApplyMipmapBias(-CurrentBiasOffset);
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrCallbacks.cs.meta

@@ -0,0 +1,11 @@
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+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
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+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrContext.cs

@@ -0,0 +1,539 @@
+using System;
+using System.Runtime.InteropServices;
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// This class loosely matches the FfxFsr2Context struct from the original FSR2 codebase.
+    /// It manages the various resources and compute passes required by the ASR process.
+    /// Note that this class does not know anything about Unity render pipelines; all it knows is CommandBuffers and RenderTargetIdentifiers.
+    /// This should make it suitable for integration with any of the available Unity render pipelines.
+    /// </summary>
+    public class AsrContext
+    {
+        private const int MaxQueuedFrames = 16;
+        
+        private Asr.ContextDescription _contextDescription;
+        
+        private AsrPass _computeLuminancePyramidPass;
+        private AsrPass _reconstructPreviousDepthPass;
+        private AsrPass _depthClipPass;
+        private AsrPass _lockPass;
+        private AsrPass _accumulatePass;
+        private AsrPass _sharpenPass;
+        private AsrPass _generateReactivePass;
+        private AsrPass _tcrAutogeneratePass;
+
+        private readonly AsrResources _resources = new AsrResources();
+        private readonly AsrKeywords _keywords = new AsrKeywords();
+
+        private ComputeBuffer _upscalerConstantsBuffer;
+        private readonly Asr.UpscalerConstants[] _upscalerConstantsArray = { new Asr.UpscalerConstants() };
+        private ref Asr.UpscalerConstants UpscalerConsts => ref _upscalerConstantsArray[0];
+
+        private ComputeBuffer _spdConstantsBuffer;
+        private readonly Asr.SpdConstants[] _spdConstantsArray = { new Asr.SpdConstants() };
+        private ref Asr.SpdConstants SpdConsts => ref _spdConstantsArray[0];
+    
+        private ComputeBuffer _rcasConstantsBuffer;
+        private readonly Asr.RcasConstants[] _rcasConstantsArray = new Asr.RcasConstants[1];
+        private ref Asr.RcasConstants RcasConsts => ref _rcasConstantsArray[0];
+
+        private ComputeBuffer _generateReactiveConstantsBuffer;
+        private readonly Asr.GenerateReactiveConstants[] _generateReactiveConstantsArray = { new Asr.GenerateReactiveConstants() };
+        private ref Asr.GenerateReactiveConstants GenReactiveConsts => ref _generateReactiveConstantsArray[0];
+
+        private bool _firstExecution;
+        private Vector2 _previousJitterOffset;
+        private int _resourceFrameIndex;
+
+        public void Create(in Asr.ContextDescription contextDescription)
+        {
+            _contextDescription = contextDescription;
+            _contextDescription.Flags |= Asr.InitializationFlags.EnableFP16Usage;   // Always force FP16 code path
+            
+            _upscalerConstantsBuffer = CreateConstantBuffer<Asr.UpscalerConstants>();
+            _spdConstantsBuffer = CreateConstantBuffer<Asr.SpdConstants>();
+            _rcasConstantsBuffer = CreateConstantBuffer<Asr.RcasConstants>();
+            _generateReactiveConstantsBuffer = CreateConstantBuffer<Asr.GenerateReactiveConstants>();
+
+            // Set defaults
+            _firstExecution = true;
+            _resourceFrameIndex = 0;
+            
+            UpscalerConsts.displaySize = _contextDescription.DisplaySize;
+            
+            _resources.Create(_contextDescription);
+            CreatePasses();
+        }
+
+        private void CreatePasses()
+        {
+            _computeLuminancePyramidPass = new AsrComputeLuminancePyramidPass(_contextDescription, _resources, _upscalerConstantsBuffer, _spdConstantsBuffer);
+            _reconstructPreviousDepthPass = new AsrReconstructPreviousDepthPass(_contextDescription, _resources, _upscalerConstantsBuffer);
+            _depthClipPass = new AsrDepthClipPass(_contextDescription, _resources, _upscalerConstantsBuffer);
+            _lockPass = new AsrLockPass(_contextDescription, _resources, _upscalerConstantsBuffer);
+            _accumulatePass = new AsrAccumulatePass(_contextDescription, _resources, _upscalerConstantsBuffer);
+            _sharpenPass = new AsrSharpenPass(_contextDescription, _resources, _upscalerConstantsBuffer, _rcasConstantsBuffer);
+            _generateReactivePass = new AsrGenerateReactivePass(_contextDescription, _resources, _upscalerConstantsBuffer, _generateReactiveConstantsBuffer);
+        }
+        
+        public void Destroy()
+        {
+            DestroyPass(ref _tcrAutogeneratePass);
+            DestroyPass(ref _generateReactivePass);
+            DestroyPass(ref _sharpenPass);
+            DestroyPass(ref _accumulatePass);
+            DestroyPass(ref _lockPass);
+            DestroyPass(ref _depthClipPass);
+            DestroyPass(ref _reconstructPreviousDepthPass);
+            DestroyPass(ref _computeLuminancePyramidPass);
+            
+            _resources.Destroy();
+            
+            DestroyConstantBuffer(ref _generateReactiveConstantsBuffer);
+            DestroyConstantBuffer(ref _rcasConstantsBuffer);
+            DestroyConstantBuffer(ref _spdConstantsBuffer);
+            DestroyConstantBuffer(ref _upscalerConstantsBuffer);
+        }
+        
+        public void Dispatch(Asr.DispatchDescription dispatchParams, CommandBuffer commandBuffer)
+        {
+            if ((_contextDescription.Flags & Asr.InitializationFlags.EnableDebugChecking) != 0)
+            {
+                DebugCheckDispatch(dispatchParams);
+            }
+            
+            if (dispatchParams.UseTextureArrays)
+                commandBuffer.EnableShaderKeyword("UNITY_FFXM_TEXTURE2D_X_ARRAY");
+            
+            _keywords.ApplyKeywords(commandBuffer, _contextDescription.Variant, _contextDescription.Flags, dispatchParams);
+            
+            AsrResources.CreateAliasableResources(commandBuffer, _contextDescription, dispatchParams);
+            
+            if (_firstExecution)
+            {
+                commandBuffer.SetRenderTarget(_resources.LockStatus[0]);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+                commandBuffer.SetRenderTarget(_resources.LockStatus[1]);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+                commandBuffer.SetRenderTarget(AsrShaderIDs.UavPreparedInputColor);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+            }
+            
+            int frameIndex = _resourceFrameIndex % 2;
+            bool resetAccumulation = dispatchParams.Reset || _firstExecution;
+            _firstExecution = false;
+
+            // If auto exposure is enabled use the auto exposure SRV, otherwise what the app sends
+            if ((_contextDescription.Flags & Asr.InitializationFlags.EnableAutoExposure) != 0)
+                dispatchParams.Exposure = new ResourceView(_resources.AutoExposure[frameIndex]);
+            else if (!dispatchParams.Exposure.IsValid) 
+                dispatchParams.Exposure = new ResourceView(_resources.DefaultExposure);
+            
+            if (!dispatchParams.Reactive.IsValid) dispatchParams.Reactive = new ResourceView(_resources.DefaultReactive);
+            if (!dispatchParams.TransparencyAndComposition.IsValid) dispatchParams.TransparencyAndComposition = new ResourceView(_resources.DefaultReactive);
+            
+            SetupConstants(dispatchParams, resetAccumulation);
+            
+            // Reactive mask bias
+            const int threadGroupWorkRegionDim = 8;
+            int dispatchSrcX = (UpscalerConsts.renderSize.x + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
+            int dispatchSrcY = (UpscalerConsts.renderSize.y + (threadGroupWorkRegionDim - 1)) / threadGroupWorkRegionDim;
+            
+            bool applyPerfModeOptimizations = _contextDescription.Variant == Asr.Variant.Performance;
+            bool applyBalancedModeOptimizations = _contextDescription.Variant == Asr.Variant.Balanced;
+            bool isBalancedOrPerformance = applyBalancedModeOptimizations || applyPerfModeOptimizations;
+
+            // Clear reconstructed depth for max depth store
+            if (resetAccumulation)
+            {
+                commandBuffer.SetRenderTarget(_resources.LockStatus[frameIndex ^ 1]);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+                
+                commandBuffer.SetRenderTarget(_resources.InternalUpscaled[frameIndex ^ 1]);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+
+                if (isBalancedOrPerformance)
+                {
+                    commandBuffer.SetRenderTarget(_resources.InternalReactive[frameIndex ^ 1]);
+                    commandBuffer.ClearRenderTarget(false, true, Color.clear);
+                }
+                
+                commandBuffer.SetRenderTarget(_resources.SceneLuminance);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+                
+                // Auto exposure always used to track luma changes in locking logic
+                commandBuffer.SetRenderTarget(_resources.AutoExposure[frameIndex ^ 1]);
+                commandBuffer.ClearRenderTarget(false, true, new Color(0f, 1e8f, 0f, 0f));
+                
+                // Reset atomic counter to 0
+                commandBuffer.SetRenderTarget(_resources.SpdAtomicCounter);
+                commandBuffer.ClearRenderTarget(false, true, Color.clear);
+            }
+            
+            // Need to clear here since we need the content of this surface for frame interpolation, so clearing in the lock pass is not an option
+            bool depthInverted = (_contextDescription.Flags & Asr.InitializationFlags.EnableDepthInverted) == Asr.InitializationFlags.EnableDepthInverted;
+            commandBuffer.SetRenderTarget(AsrShaderIDs.UavReconstructedPrevNearestDepth);
+            commandBuffer.ClearRenderTarget(false, true, depthInverted ? Color.clear : Color.white);
+            
+            commandBuffer.SetRenderTarget(AsrShaderIDs.UavNewLocks);
+            commandBuffer.ClearRenderTarget(false, true, Color.clear);
+            
+            // Auto exposure
+            SetupSpdConstants(dispatchParams, out var dispatchThreadGroupCount);
+            
+            // Initialize constant buffers data
+            commandBuffer.SetBufferData(_upscalerConstantsBuffer, _upscalerConstantsArray);
+            commandBuffer.SetBufferData(_spdConstantsBuffer, _spdConstantsArray);
+            
+            // Compute luminance pyramid
+            _computeLuminancePyramidPass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex, dispatchThreadGroupCount.x, dispatchThreadGroupCount.y);
+
+            // Reconstruct previous depth
+            _reconstructPreviousDepthPass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex);
+
+            // Depth clip
+            _depthClipPass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex);
+
+            // Create locks
+            _lockPass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex, dispatchSrcX, dispatchSrcY);
+
+            // Accumulate
+            _accumulatePass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex);
+
+            if (dispatchParams.EnableSharpening)
+            {
+                // Compute the constants
+                SetupRcasConstants(dispatchParams);
+                commandBuffer.SetBufferData(_rcasConstantsBuffer, _rcasConstantsArray);
+                
+                // Dispatch RCAS
+                _sharpenPass.ScheduleDispatch(commandBuffer, dispatchParams, frameIndex);
+            }
+
+            _resourceFrameIndex = (_resourceFrameIndex + 1) % MaxQueuedFrames;
+
+            AsrResources.DestroyAliasableResources(commandBuffer);
+            
+            commandBuffer.DisableShaderKeyword("UNITY_FFXM_TEXTURE2D_X_ARRAY");
+        }
+
+        public void GenerateReactiveMask(in Asr.GenerateReactiveDescription dispatchParams, CommandBuffer commandBuffer)
+        {
+            GenReactiveConsts.scale = dispatchParams.Scale;
+            GenReactiveConsts.threshold = dispatchParams.CutoffThreshold;
+            GenReactiveConsts.binaryValue = dispatchParams.BinaryValue;
+            GenReactiveConsts.flags = (uint)dispatchParams.Flags;
+            commandBuffer.SetBufferData(_generateReactiveConstantsBuffer, _generateReactiveConstantsArray);
+            
+            ((AsrGenerateReactivePass)_generateReactivePass).ScheduleDispatch(commandBuffer, dispatchParams);
+        }
+
+        private void SetupConstants(in Asr.DispatchDescription dispatchParams, bool resetAccumulation)
+        {
+            ref Asr.UpscalerConstants constants = ref UpscalerConsts;
+            
+            constants.jitterOffset = dispatchParams.JitterOffset;
+            constants.renderSize = dispatchParams.RenderSize;
+            constants.maxRenderSize = _contextDescription.MaxRenderSize;
+            constants.inputColorResourceDimensions = dispatchParams.InputResourceSize;
+
+            // Compute the horizontal FOV for the shader from the vertical one
+            float aspectRatio = (float)dispatchParams.RenderSize.x / dispatchParams.RenderSize.y;
+            float cameraAngleHorizontal = Mathf.Atan(Mathf.Tan(dispatchParams.CameraFovAngleVertical / 2.0f) * aspectRatio) * 2.0f;
+            constants.tanHalfFOV = Mathf.Tan(cameraAngleHorizontal * 0.5f);
+            constants.viewSpaceToMetersFactor = (dispatchParams.ViewSpaceToMetersFactor > 0.0f) ? dispatchParams.ViewSpaceToMetersFactor : 1.0f;
+
+            // Compute params to enable device depth to view space depth computation in shader
+            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.previousFramePreExposure = constants.preExposure;
+            constants.preExposure = (dispatchParams.PreExposure != 0) ? dispatchParams.PreExposure : 1.0f;
+            
+            // Motion vector data
+            Vector2Int motionVectorsTargetSize = (_contextDescription.Flags & Asr.InitializationFlags.EnableDisplayResolutionMotionVectors) != 0 ? constants.displaySize : constants.renderSize;
+            constants.motionVectorScale = dispatchParams.MotionVectorScale / motionVectorsTargetSize;
+            
+            // Compute jitter cancellation
+            if ((_contextDescription.Flags & Asr.InitializationFlags.EnableMotionVectorsJitterCancellation) != 0)
+            {
+                constants.motionVectorJitterCancellation = (_previousJitterOffset - constants.jitterOffset) / motionVectorsTargetSize;
+                _previousJitterOffset = constants.jitterOffset;
+            }
+
+            int jitterPhaseCount = Asr.GetJitterPhaseCount(dispatchParams.RenderSize.x, _contextDescription.DisplaySize.x);
+            if (resetAccumulation || constants.jitterPhaseCount == 0)
+            {
+                constants.jitterPhaseCount = jitterPhaseCount;
+            }
+            else
+            {
+                int jitterPhaseCountDelta = (int)(jitterPhaseCount - constants.jitterPhaseCount);
+                if (jitterPhaseCountDelta > 0)
+                    constants.jitterPhaseCount++;
+                else if (jitterPhaseCountDelta < 0)
+                    constants.jitterPhaseCount--;
+            }
+            
+            // Convert delta time to seconds and clamp to [0, 1]
+            constants.deltaTime = Mathf.Clamp01(dispatchParams.FrameTimeDelta);
+
+            if (resetAccumulation)
+                constants.frameIndex = 0;
+            else
+                constants.frameIndex++;
+
+            // Shading change usage of the SPD mip levels
+            constants.lumaMipLevelToUse = AsrPass.ShadingChangeMipLevel;
+
+            float mipDiv = 2 << constants.lumaMipLevelToUse;
+            constants.lumaMipDimensions.x = (int)(constants.maxRenderSize.x / mipDiv);
+            constants.lumaMipDimensions.y = (int)(constants.maxRenderSize.y / mipDiv);
+        }
+        
+        private Vector4 SetupDeviceDepthToViewSpaceDepthParams(in Asr.DispatchDescription dispatchParams)
+        {
+            bool inverted = (_contextDescription.Flags & Asr.InitializationFlags.EnableDepthInverted) != 0;
+            bool infinite = (_contextDescription.Flags & Asr.InitializationFlags.EnableDepthInfinite) != 0;
+
+            // make sure it has no impact if near and far plane values are swapped in dispatch params
+            // the flags "inverted" and "infinite" will decide what transform to use
+            float min = Mathf.Min(dispatchParams.CameraNear, dispatchParams.CameraFar);
+            float max = Mathf.Max(dispatchParams.CameraNear, dispatchParams.CameraFar);
+
+            if (inverted)
+            {
+                (min, max) = (max, min);
+            }
+
+            float q = max / (min - max);
+            float d = -1.0f;
+
+            Vector4 matrixElemC = new Vector4(q, -1.0f - Mathf.Epsilon, q, 0.0f + Mathf.Epsilon);
+            Vector4 matrixElemE = new Vector4(q * min, -min - Mathf.Epsilon, q * min, max);
+            
+            // Revert x and y coords
+            float aspect = (float)dispatchParams.RenderSize.x / dispatchParams.RenderSize.y;
+            float cotHalfFovY = Mathf.Cos(0.5f * dispatchParams.CameraFovAngleVertical) / Mathf.Sin(0.5f * dispatchParams.CameraFovAngleVertical);
+
+            int matrixIndex = (inverted ? 2 : 0) + (infinite ? 1 : 0);
+            return new Vector4(
+                d * matrixElemC[matrixIndex],
+                matrixElemE[matrixIndex],
+                aspect / cotHalfFovY,
+                1.0f / cotHalfFovY);
+        }
+
+        private void SetupRcasConstants(in Asr.DispatchDescription dispatchParams)
+        {
+            int sharpnessIndex = Mathf.RoundToInt(Mathf.Clamp01(dispatchParams.Sharpness) * (RcasConfigs.Length - 1));
+            RcasConsts = RcasConfigs[sharpnessIndex];
+        }
+
+        private void SetupSpdConstants(in Asr.DispatchDescription dispatchParams, out Vector2Int dispatchThreadGroupCount)
+        {
+            RectInt rectInfo = new RectInt(0, 0, dispatchParams.RenderSize.x, dispatchParams.RenderSize.y);
+            SpdSetup(rectInfo, out dispatchThreadGroupCount, out var workGroupOffset, out var numWorkGroupsAndMips);
+            
+            // Downsample
+            ref Asr.SpdConstants spdConstants = ref SpdConsts;
+            spdConstants.numWorkGroups = (uint)numWorkGroupsAndMips.x;
+            spdConstants.mips = (uint)numWorkGroupsAndMips.y;
+            spdConstants.workGroupOffsetX = (uint)workGroupOffset.x;
+            spdConstants.workGroupOffsetY = (uint)workGroupOffset.y;
+            spdConstants.renderSizeX = (uint)dispatchParams.RenderSize.x;
+            spdConstants.renderSizeY = (uint)dispatchParams.RenderSize.y;
+        }
+
+        private static void SpdSetup(RectInt rectInfo, out Vector2Int dispatchThreadGroupCount, out Vector2Int workGroupOffset, out Vector2Int numWorkGroupsAndMips, int mips = -1)
+        {
+            workGroupOffset = new Vector2Int(rectInfo.x / 64, rectInfo.y / 64);
+
+            int endIndexX = (rectInfo.x + rectInfo.width - 1) / 64;
+            int endIndexY = (rectInfo.y + rectInfo.height - 1) / 64;
+
+            dispatchThreadGroupCount = new Vector2Int(endIndexX + 1 - workGroupOffset.x, endIndexY + 1 - workGroupOffset.y);
+
+            numWorkGroupsAndMips = new Vector2Int(dispatchThreadGroupCount.x * dispatchThreadGroupCount.y, mips);
+            if (mips < 0)
+            {
+                float resolution = Math.Max(rectInfo.width, rectInfo.height);
+                numWorkGroupsAndMips.y = Math.Min(Mathf.FloorToInt(Mathf.Log(resolution, 2.0f)), 12);
+            }
+        }
+
+        private void DebugCheckDispatch(in Asr.DispatchDescription dispatchParams)
+        {
+            if (!dispatchParams.Color.IsValid)
+            {
+                Debug.LogError("Color resource is null");
+            }
+            
+            if (!dispatchParams.Depth.IsValid)
+            {
+                Debug.LogError("Depth resource is null");
+            }
+            
+            if (!dispatchParams.MotionVectors.IsValid)
+            {
+                Debug.LogError("MotionVectors resource is null");
+            }
+            
+            if (!dispatchParams.Output.IsValid)
+            {
+                Debug.LogError("Output resource is null");
+            }
+            
+            if (dispatchParams.Exposure.IsValid && (_contextDescription.Flags & Asr.InitializationFlags.EnableAutoExposure) != 0)
+            {
+                Debug.LogWarning("Exposure resource provided, however auto exposure flag is present");
+            }
+
+            if (Mathf.Abs(dispatchParams.JitterOffset.x) > 1.0f || Mathf.Abs(dispatchParams.JitterOffset.y) > 1.0f)
+            {
+                Debug.LogWarning("JitterOffset contains value outside of expected range [-1.0, 1.0]");
+            }
+
+            if (dispatchParams.MotionVectorScale.x > _contextDescription.MaxRenderSize.x || dispatchParams.MotionVectorScale.y > _contextDescription.MaxRenderSize.y)
+            {
+                Debug.LogWarning("MotionVectorScale contains scale value greater than MaxRenderSize");
+            }
+
+            if (dispatchParams.MotionVectorScale.x == 0.0f || dispatchParams.MotionVectorScale.y == 0.0f)
+            {
+                Debug.LogWarning("MotionVectorScale contains zero scale value");
+            }
+
+            if (dispatchParams.RenderSize.x > _contextDescription.MaxRenderSize.x || dispatchParams.RenderSize.y > _contextDescription.MaxRenderSize.y)
+            {
+                Debug.LogWarning("RenderSize is greater than context MaxRenderSize");
+            }
+
+            if (dispatchParams.RenderSize.x == 0 || dispatchParams.RenderSize.y == 0)
+            {
+                Debug.LogWarning("RenderSize contains zero dimension");
+            }
+
+            if (dispatchParams.FrameTimeDelta > 1.0f)
+            {
+                Debug.LogWarning("FrameTimeDelta is greater than 1.0f - this value should be seconds (~0.0166 for 60fps)");
+            }
+
+            if (dispatchParams.PreExposure == 0.0f)
+            {
+                Debug.LogError("PreExposure provided as 0.0f which is invalid");
+            }
+
+            bool infiniteDepth = (_contextDescription.Flags & Asr.InitializationFlags.EnableDepthInfinite) != 0;
+            bool inverseDepth = (_contextDescription.Flags & Asr.InitializationFlags.EnableDepthInverted) != 0;
+
+            if (inverseDepth)
+            {
+                if (dispatchParams.CameraNear < dispatchParams.CameraFar)
+                {
+                    Debug.LogWarning("EnableDepthInverted flag is present yet CameraNear is less than CameraFar");
+                }
+
+                if (infiniteDepth)
+                {
+                    if (dispatchParams.CameraNear < float.MaxValue)
+                    {
+                        Debug.LogWarning("EnableDepthInfinite and EnableDepthInverted present, yet CameraNear != float.MaxValue");
+                    }
+                }
+                
+                if (dispatchParams.CameraFar < 0.075f)
+                {
+                    Debug.LogWarning("EnableDepthInverted present, CameraFar value is very low which may result in depth separation artefacting");
+                }
+            }
+            else
+            {
+                if (dispatchParams.CameraNear > dispatchParams.CameraFar)
+                {
+                    Debug.LogWarning("CameraNear is greater than CameraFar in non-inverted-depth context");
+                }
+
+                if (infiniteDepth)
+                {
+                    if (dispatchParams.CameraFar < float.MaxValue)
+                    {
+                        Debug.LogWarning("EnableDepthInfinite present, yet CameraFar != float.MaxValue");
+                    }
+                }
+
+                if (dispatchParams.CameraNear < 0.075f)
+                {
+                    Debug.LogWarning("CameraNear value is very low which may result in depth separation artefacting");
+                }
+            }
+
+            if (dispatchParams.CameraFovAngleVertical <= 0.0f)
+            {
+                Debug.LogError("CameraFovAngleVertical is 0.0f - this value should be > 0.0f");
+            }
+
+            if (dispatchParams.CameraFovAngleVertical > Mathf.PI)
+            {
+                Debug.LogError("CameraFovAngleVertical is greater than 180 degrees/PI");
+            }
+        }
+
+        /// <summary>
+        /// The ASR C++ codebase uses floats bitwise converted to ints to pass sharpness parameters to the RCAS shader.
+        /// This is not possible in C# without enabling unsafe code compilation, so to avoid that we instead use a table of precomputed values.
+        /// </summary>
+        private static readonly Asr.RcasConstants[] RcasConfigs = new []
+        {
+            new Asr.RcasConstants(1048576000u, 872428544u),
+            new Asr.RcasConstants(1049178080u, 877212745u),
+            new Asr.RcasConstants(1049823372u, 882390168u),
+            new Asr.RcasConstants(1050514979u, 887895276u),
+            new Asr.RcasConstants(1051256227u, 893859143u),
+            new Asr.RcasConstants(1052050675u, 900216232u),
+            new Asr.RcasConstants(1052902144u, 907032080u),
+            new Asr.RcasConstants(1053814727u, 914306687u),
+            new Asr.RcasConstants(1054792807u, 922105590u),
+            new Asr.RcasConstants(1055841087u, 930494326u),
+            new Asr.RcasConstants(1056964608u, 939538432u),
+            new Asr.RcasConstants(1057566688u, 944322633u),
+            new Asr.RcasConstants(1058211980u, 949500056u),
+            new Asr.RcasConstants(1058903587u, 955005164u),
+            new Asr.RcasConstants(1059644835u, 960969031u),
+            new Asr.RcasConstants(1060439283u, 967326120u),
+            new Asr.RcasConstants(1061290752u, 974141968u),
+            new Asr.RcasConstants(1062203335u, 981416575u),
+            new Asr.RcasConstants(1063181415u, 989215478u),
+            new Asr.RcasConstants(1064229695u, 997604214u),
+            new Asr.RcasConstants(1065353216u, 1006648320),
+        };
+        
+        private static ComputeBuffer CreateConstantBuffer<TConstants>() where TConstants: struct
+        {
+            return new ComputeBuffer(1, Marshal.SizeOf<TConstants>(), ComputeBufferType.Constant);
+        }
+        
+        private static void DestroyConstantBuffer(ref ComputeBuffer bufferRef)
+        {
+            if (bufferRef == null)
+                return;
+            
+            bufferRef.Release();
+            bufferRef = null;
+        }
+
+        private static void DestroyPass(ref AsrPass pass)
+        {
+            if (pass == null)
+                return;
+            
+            pass.Dispose();
+            pass = null;
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrContext.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c348b7c44539db74994c5846caec5871
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrKeywords.cs

@@ -0,0 +1,162 @@
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    public class AsrKeywords
+    {
+        private static readonly string OptionHalfPrecision = "FFXM_HALF";
+        private static readonly string OptionHdrColorInput = "FFXM_FSR2_OPTION_HDR_COLOR_INPUT";
+        private static readonly string OptionLowResolutionMotionVectors = "FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS";
+        private static readonly string OptionJitteredMotionVectors = "FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS";
+        private static readonly string OptionInvertedDepth = "FFXM_FSR2_OPTION_INVERTED_DEPTH";
+        private static readonly string OptionReprojectUseLut = "FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE";
+        private static readonly string OptionApplySharpening = "FFXM_FSR2_OPTION_APPLY_SHARPENING";
+        private static readonly string OptionBalancedPreset = "FFXM_FSR2_OPTION_SHADER_OPT_BALANCED";
+        private static readonly string OptionPerformancePreset = "FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE";
+        
+#if UNITY_2021_2_OR_NEWER
+        private readonly GlobalKeyword _halfPrecisionKeyword;
+        private readonly GlobalKeyword _hdrColorInputKeyword;
+        private readonly GlobalKeyword _lowResMotionVectorsKeyword;
+        private readonly GlobalKeyword _jitteredMotionVectorsKeyword;
+        private readonly GlobalKeyword _invertedDepthKeyword;
+        private readonly GlobalKeyword _reprojectUseLutKeyword;
+        private readonly GlobalKeyword _applySharpeningKeyword;
+        private readonly GlobalKeyword _balancedPresetKeyword;
+        private readonly GlobalKeyword _performancePresetKeyword;
+#endif
+        
+        public AsrKeywords()
+        {
+#if UNITY_2021_2_OR_NEWER
+            _halfPrecisionKeyword = GlobalKeyword.Create(OptionHalfPrecision);
+            _hdrColorInputKeyword = GlobalKeyword.Create(OptionHdrColorInput);
+            _lowResMotionVectorsKeyword = GlobalKeyword.Create(OptionLowResolutionMotionVectors);
+            _jitteredMotionVectorsKeyword = GlobalKeyword.Create(OptionJitteredMotionVectors);
+            _invertedDepthKeyword = GlobalKeyword.Create(OptionInvertedDepth);
+            _reprojectUseLutKeyword = GlobalKeyword.Create(OptionReprojectUseLut);
+            _applySharpeningKeyword = GlobalKeyword.Create(OptionApplySharpening);
+            _balancedPresetKeyword = GlobalKeyword.Create(OptionBalancedPreset);
+            _performancePresetKeyword = GlobalKeyword.Create(OptionPerformancePreset);
+#endif
+        }
+
+        public void ApplyKeywords(CommandBuffer commandBuffer, Asr.Variant variant, Asr.InitializationFlags initFlags, in Asr.DispatchDescription dispatchParams)
+        {
+            bool useLut = false;
+#if UNITY_2022_1_OR_NEWER   // This will also work in 2020.3.43+ and 2021.3.14+ 
+            if (SystemInfo.computeSubGroupSize == 64)
+            {
+                useLut = true;
+            }
+#endif
+            
+            // This matches the permutation rules from the CreatePipeline* functions
+#if UNITY_2021_2_OR_NEWER
+            if ((initFlags & Asr.InitializationFlags.EnableFP16Usage) != 0)
+                commandBuffer.EnableKeyword(_halfPrecisionKeyword);
+            else
+                commandBuffer.DisableKeyword(_halfPrecisionKeyword);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableHighDynamicRange) != 0)
+                commandBuffer.EnableKeyword(_hdrColorInputKeyword);
+            else
+                commandBuffer.DisableKeyword(_hdrColorInputKeyword);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableDisplayResolutionMotionVectors) == 0)
+                commandBuffer.EnableKeyword(_lowResMotionVectorsKeyword);
+            else
+                commandBuffer.DisableKeyword(_lowResMotionVectorsKeyword);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableMotionVectorsJitterCancellation) != 0)
+                commandBuffer.EnableKeyword(_jitteredMotionVectorsKeyword);
+            else
+                commandBuffer.DisableKeyword(_jitteredMotionVectorsKeyword);
+
+            if ((initFlags & Asr.InitializationFlags.EnableDepthInverted) != 0)
+                commandBuffer.EnableKeyword(_invertedDepthKeyword);
+            else
+                commandBuffer.DisableKeyword(_invertedDepthKeyword);
+            
+            if (useLut)
+                commandBuffer.EnableKeyword(_reprojectUseLutKeyword);
+            else
+                commandBuffer.DisableKeyword(_reprojectUseLutKeyword);
+            
+            if (dispatchParams.EnableSharpening)
+                commandBuffer.EnableKeyword(_applySharpeningKeyword);
+            else
+                commandBuffer.DisableKeyword(_applySharpeningKeyword);
+
+            switch (variant)
+            {
+                case Asr.Variant.Quality:
+                    commandBuffer.DisableKeyword(_balancedPresetKeyword);
+                    commandBuffer.DisableKeyword(_performancePresetKeyword);
+                    break;
+                case Asr.Variant.Balanced:
+                    commandBuffer.EnableKeyword(_balancedPresetKeyword);
+                    commandBuffer.DisableKeyword(_performancePresetKeyword);
+                    break;
+                case Asr.Variant.Performance:
+                    commandBuffer.EnableKeyword(_balancedPresetKeyword);
+                    commandBuffer.EnableKeyword(_performancePresetKeyword);
+                    break;
+            }
+#else
+            if ((initFlags & Asr.InitializationFlags.EnableFP16Usage) != 0)
+                commandBuffer.EnableShaderKeyword(OptionHalfPrecision);
+            else
+                commandBuffer.DisableShaderKeyword(OptionHalfPrecision);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableHighDynamicRange) != 0)
+                commandBuffer.EnableShaderKeyword(OptionHdrColorInput);
+            else
+                commandBuffer.DisableShaderKeyword(OptionHdrColorInput);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableDisplayResolutionMotionVectors) == 0)
+                commandBuffer.EnableShaderKeyword(OptionLowResolutionMotionVectors);
+            else
+                commandBuffer.DisableShaderKeyword(OptionLowResolutionMotionVectors);
+            
+            if ((initFlags & Asr.InitializationFlags.EnableMotionVectorsJitterCancellation) != 0)
+                commandBuffer.EnableShaderKeyword(OptionJitteredMotionVectors);
+            else
+                commandBuffer.DisableShaderKeyword(OptionJitteredMotionVectors);
+
+            if ((initFlags & Asr.InitializationFlags.EnableDepthInverted) != 0)
+                commandBuffer.EnableShaderKeyword(OptionInvertedDepth);
+            else
+                commandBuffer.DisableShaderKeyword(OptionInvertedDepth);
+            
+            if (useLut)
+                commandBuffer.EnableShaderKeyword(OptionReprojectUseLut);
+            else
+                commandBuffer.DisableShaderKeyword(OptionReprojectUseLut);
+            
+            if (dispatchParams.EnableSharpening)
+                commandBuffer.EnableShaderKeyword(OptionApplySharpening);
+            else
+                commandBuffer.DisableShaderKeyword(OptionApplySharpening);
+            
+            switch (variant)
+            {
+                case Asr.Variant.Quality:
+                    commandBuffer.DisableShaderKeyword(OptionBalancedPreset);
+                    commandBuffer.DisableShaderKeyword(OptionPerformancePreset);
+                    break;
+                case Asr.Variant.Balanced:
+                    commandBuffer.EnableShaderKeyword(OptionBalancedPreset);
+                    commandBuffer.DisableShaderKeyword(OptionPerformancePreset);
+                    break;
+                case Asr.Variant.Performance:
+                    commandBuffer.EnableShaderKeyword(OptionBalancedPreset);
+                    commandBuffer.EnableShaderKeyword(OptionPerformancePreset);
+                    break;
+            }
+#endif
+            
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrKeywords.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a2636bdd1878444fb3d3475610d379df
+timeCreated: 1742641520

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrPass.cs

@@ -0,0 +1,338 @@
+using System;
+using System.Diagnostics;
+using System.Runtime.CompilerServices;
+using UnityEngine;
+using UnityEngine.Profiling;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// Base class for all the compute passes that make up the ASR process.
+    /// This loosely matches the FfxPipelineState struct from the original ASR codebase, wrapped in an object-oriented blanket.
+    /// These classes are responsible for loading compute shaders, managing temporary resources, binding resources to shader kernels and dispatching said shaders.
+    /// </summary>
+    internal abstract class AsrPass: IDisposable
+    {
+        internal const int ShadingChangeMipLevel = 4;   // This matches the FFXM_FSR2_SHADING_CHANGE_MIP_LEVEL define
+
+        protected readonly Asr.ContextDescription ContextDescription;
+        protected readonly AsrResources Resources;
+        protected readonly ComputeBuffer Constants;
+        
+        protected ComputeShader ComputeShader;
+        protected int KernelIndex;
+
+        protected Material FragmentMaterial;
+        protected int FragmentPass;
+        protected MaterialPropertyBlock FragmentProperties;
+        
+        private CustomSampler _sampler;
+        
+        protected AsrPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants)
+        {
+            ContextDescription = contextDescription;
+            Resources = resources;
+            Constants = constants;
+        }
+
+        public virtual void Dispose()
+        {
+            if (FragmentMaterial != null)
+            {
+                Asr.DestroyObject(FragmentMaterial);
+                FragmentMaterial = null;
+            }
+        }
+        
+        public void ScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX = 0, int dispatchY = 0)
+        {
+            BeginSample(commandBuffer);
+            DoScheduleDispatch(commandBuffer, dispatchParams, frameIndex, dispatchX, dispatchY);
+            EndSample(commandBuffer);
+        }
+
+        protected abstract void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY);
+
+        protected void InitComputeShader(string passName, ComputeShader shader)
+        {
+            if (shader == null)
+            {
+                throw new MissingReferenceException($"Shader for ASR pass '{passName}' could not be loaded! Please ensure it is included in the project correctly.");
+            }
+
+            ComputeShader = shader;
+            KernelIndex = ComputeShader.FindKernel("main");
+            _sampler = CustomSampler.Create(passName);
+        }
+
+        protected void InitFragmentShader(string passName, Shader shader, int passNumber)
+        {
+            if (shader == null)
+            {
+                throw new MissingReferenceException($"Shader for ASR pass '{passName}' could not be loaded! Please ensure it is included in the project correctly.");
+            }
+            
+            FragmentMaterial = new Material(shader);
+            FragmentPass = passNumber;
+            FragmentProperties = new MaterialPropertyBlock();
+            _sampler = CustomSampler.Create(passName);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        protected void BlitFragment(CommandBuffer commandBuffer, RenderTargetIdentifier renderTarget)
+        {
+            commandBuffer.SetRenderTarget(renderTarget);
+            BlitFragment(commandBuffer);
+        }
+        
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        protected void BlitFragment(CommandBuffer commandBuffer, RenderTargetIdentifier[] renderTargets)
+        {
+            commandBuffer.SetRenderTarget(renderTargets, renderTargets[0]);
+            BlitFragment(commandBuffer);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private void BlitFragment(CommandBuffer commandBuffer)
+        {
+            commandBuffer.DrawProcedural(Matrix4x4.identity, FragmentMaterial, FragmentPass, MeshTopology.Triangles, 3, 1, FragmentProperties);
+        }
+
+        [Conditional("ENABLE_PROFILER"), MethodImpl(MethodImplOptions.AggressiveInlining)]
+        protected void BeginSample(CommandBuffer cmd)
+        {
+            cmd.BeginSample(_sampler);
+        }
+
+        [Conditional("ENABLE_PROFILER"), MethodImpl(MethodImplOptions.AggressiveInlining)]
+        protected void EndSample(CommandBuffer cmd)
+        {
+            cmd.EndSample(_sampler);
+        }
+    }
+
+    internal class AsrComputeLuminancePyramidPass : AsrPass
+    {
+        private readonly ComputeBuffer _spdConstants;
+        
+        public AsrComputeLuminancePyramidPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants, ComputeBuffer spdConstants)
+            : base(contextDescription, resources, constants)
+        {
+            _spdConstants = spdConstants;
+            
+            InitComputeShader("Compute Luminance Pyramid", contextDescription.Shaders.computeLuminancePyramidPass);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            commandBuffer.SetComputeResourceParam(ComputeShader, KernelIndex, AsrShaderIDs.SrvInputColor, dispatchParams.Color);
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.SrvAutoExposure, Resources.AutoExposure[frameIndex ^ 1]);
+
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavSpdAtomicCount, Resources.SpdAtomicCounter);
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavExposureMipLumaChange, Resources.SceneLuminance, ShadingChangeMipLevel);
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavExposureMip5, Resources.SceneLuminance, 5);
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavAutoExposure, Resources.AutoExposure[frameIndex]);
+
+            commandBuffer.SetComputeConstantBufferParam(ComputeShader, AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            commandBuffer.SetComputeConstantBufferParam(ComputeShader, AsrShaderIDs.CbSpd, _spdConstants, 0, _spdConstants.stride);
+            
+            commandBuffer.DispatchCompute(ComputeShader, KernelIndex, dispatchX, dispatchY, 1);
+        }
+    }
+
+    internal class AsrReconstructPreviousDepthPass : AsrPass
+    {
+        private readonly RenderTargetIdentifier[] _mrt = new RenderTargetIdentifier[3];
+        
+        public AsrReconstructPreviousDepthPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants)
+            : base(contextDescription, resources, constants)
+        {
+            InitFragmentShader("Reconstruct & Dilate", contextDescription.Shaders.fragmentShader, 1);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputColor, dispatchParams.Color);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputDepth, dispatchParams.Depth);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputMotionVectors, dispatchParams.MotionVectors);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputExposure, dispatchParams.Exposure);
+            
+            // UAV binding in fragment shader, index needs to match the register binding in HLSL
+            commandBuffer.SetRandomWriteTarget(3, AsrShaderIDs.UavReconstructedPrevNearestDepth);
+
+            _mrt[0] = AsrShaderIDs.RtDilatedDepth;                  // fDepth
+            _mrt[1] = AsrShaderIDs.RtLockInputLuma;                 // fLuma
+            _mrt[2] = Resources.DilatedMotionVectors[frameIndex];   // fMotionVector
+            
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            BlitFragment(commandBuffer, _mrt);
+            commandBuffer.ClearRandomWriteTargets();
+        }
+    }
+    
+    internal class AsrDepthClipPass : AsrPass
+    {
+        private readonly RenderTargetIdentifier[] _mrt = new RenderTargetIdentifier[2];
+        
+        public AsrDepthClipPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants)
+            : base(contextDescription, resources, constants)
+        {
+            InitFragmentShader("Depth Clip", contextDescription.Shaders.fragmentShader, 2);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputColor, dispatchParams.Color);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputDepth, dispatchParams.Depth);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputMotionVectors, dispatchParams.MotionVectors);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputExposure, dispatchParams.Exposure);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvReactiveMask, dispatchParams.Reactive);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvTransparencyAndCompositionMask, dispatchParams.TransparencyAndComposition);
+
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvReconstructedPrevNearestDepth, AsrShaderIDs.UavReconstructedPrevNearestDepth);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvDilatedMotionVectors, Resources.DilatedMotionVectors[frameIndex]);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvDilatedDepth, AsrShaderIDs.UavDilatedDepth);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvPrevDilatedMotionVectors, Resources.DilatedMotionVectors[frameIndex ^ 1]);
+
+            _mrt[0] = AsrShaderIDs.RtPreparedInputColor;    // fTonemapped
+            _mrt[1] = AsrShaderIDs.RtDilatedReactiveMasks;  // fDilatedReactiveMasks
+            
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            BlitFragment(commandBuffer, _mrt);
+        }
+    }
+
+    internal class AsrLockPass : AsrPass
+    {
+        public AsrLockPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants)
+            : base(contextDescription, resources, constants)
+        {
+            InitComputeShader("Create Locks", contextDescription.Shaders.lockPass);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.SrvLockInputLuma, AsrShaderIDs.UavLockInputLuma);
+            
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavNewLocks, AsrShaderIDs.UavNewLocks);
+            commandBuffer.SetComputeTextureParam(ComputeShader, KernelIndex, AsrShaderIDs.UavReconstructedPrevNearestDepth, AsrShaderIDs.UavReconstructedPrevNearestDepth);
+            
+            commandBuffer.SetComputeConstantBufferParam(ComputeShader, AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            
+            commandBuffer.DispatchCompute(ComputeShader, KernelIndex, dispatchX, dispatchY, 1);
+        }
+    }
+    
+    internal class AsrAccumulatePass : AsrPass
+    {
+        private readonly RenderTargetIdentifier[] _mrt = new RenderTargetIdentifier[4];
+        
+        public AsrAccumulatePass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants)
+            : base(contextDescription, resources, constants)
+        {
+            InitFragmentShader("Reproject & Accumulate", contextDescription.Shaders.fragmentShader, 3);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            if ((ContextDescription.Flags & Asr.InitializationFlags.EnableDisplayResolutionMotionVectors) == 0)
+            {
+                commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvDilatedMotionVectors, Resources.DilatedMotionVectors[frameIndex]);
+            }
+            else
+            {
+                commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputMotionVectors, dispatchParams.MotionVectors);
+            }
+
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputExposure, dispatchParams.Exposure);
+
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvDilatedReactiveMasks, AsrShaderIDs.UavDilatedReactiveMasks);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvInternalUpscaled, Resources.InternalUpscaled[frameIndex ^ 1]);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvLockStatus, Resources.LockStatus[frameIndex ^ 1]);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvPreparedInputColor, AsrShaderIDs.UavPreparedInputColor);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvLanczosLut, Resources.LanczosLut);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvUpscaleMaximumBiasLut, Resources.MaximumBiasLut);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvSceneLuminanceMips, Resources.SceneLuminance);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvAutoExposure, Resources.AutoExposure[frameIndex]);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvNewLocks, AsrShaderIDs.UavNewLocks);
+
+            if (ContextDescription.Variant == Asr.Variant.Quality)
+            {
+                commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvLumaHistory, Resources.LumaHistory[frameIndex ^ 1]);
+                
+                _mrt[0] = Resources.InternalUpscaled[frameIndex];   // fColorAndWeight
+                _mrt[1] = Resources.LockStatus[frameIndex];         // fLockStatus
+                _mrt[2] = Resources.LumaHistory[frameIndex];        // fLumaHistory
+            }
+            else
+            {
+                commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvInternalTemporalReactive, Resources.InternalReactive[frameIndex ^ 1]);
+                
+                _mrt[0] = Resources.InternalUpscaled[frameIndex];   // fUpscaledColor
+                _mrt[1] = Resources.InternalReactive[frameIndex];   // fTemporalReactive
+                _mrt[2] = Resources.LockStatus[frameIndex];         // fLockStatus
+            }
+
+            _mrt[3] = dispatchParams.EnableSharpening ? BuiltinRenderTextureType.None : dispatchParams.Output.RenderTarget; // fColor
+
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            BlitFragment(commandBuffer, _mrt);
+            commandBuffer.ClearRandomWriteTargets();
+        }
+    }
+
+    internal class AsrSharpenPass : AsrPass
+    {
+        private readonly ComputeBuffer _rcasConstants;
+
+        public AsrSharpenPass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants, ComputeBuffer rcasConstants)
+            : base(contextDescription, resources, constants)
+        {
+            _rcasConstants = rcasConstants;
+            
+            InitFragmentShader("RCAS Sharpening", contextDescription.Shaders.fragmentShader, 4);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputExposure, dispatchParams.Exposure);
+            commandBuffer.SetGlobalTexture(AsrShaderIDs.SrvRcasInput, Resources.InternalUpscaled[frameIndex]);
+            
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbRcas, _rcasConstants, 0, _rcasConstants.stride);
+            BlitFragment(commandBuffer, dispatchParams.Output.RenderTarget);
+        }
+    }
+
+    internal class AsrGenerateReactivePass : AsrPass
+    {
+        private readonly ComputeBuffer _generateReactiveConstants;
+
+        public AsrGenerateReactivePass(in Asr.ContextDescription contextDescription, AsrResources resources, ComputeBuffer constants, ComputeBuffer generateReactiveConstants)
+            : base(contextDescription, resources, constants)
+        {
+            _generateReactiveConstants = generateReactiveConstants;
+            
+            InitFragmentShader("Auto-Generate Reactive Mask", contextDescription.Shaders.fragmentShader, 0);
+        }
+
+        protected override void DoScheduleDispatch(CommandBuffer commandBuffer, in Asr.DispatchDescription dispatchParams, int frameIndex, int dispatchX, int dispatchY)
+        {
+        }
+
+        public void ScheduleDispatch(CommandBuffer commandBuffer, in Asr.GenerateReactiveDescription dispatchParams)
+        {
+            BeginSample(commandBuffer);
+            
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvOpaqueOnly, dispatchParams.ColorOpaqueOnly);
+            commandBuffer.SetGlobalResource(AsrShaderIDs.SrvInputColor, dispatchParams.ColorPreUpscale);
+            
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbFsr2, Constants, 0, Constants.stride);
+            FragmentProperties.SetConstantBuffer(AsrShaderIDs.CbGenReactive, _generateReactiveConstants, 0, _generateReactiveConstants.stride);
+            BlitFragment(commandBuffer, dispatchParams.OutReactive.RenderTarget);
+            
+            EndSample(commandBuffer);
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrPass.cs.meta

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+  userData: 
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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrResources.cs

@@ -0,0 +1,227 @@
+using System;
+using UnityEngine;
+using UnityEngine.Experimental.Rendering;
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// Helper class for bundling and managing persistent resources required by the ASR process.
+    /// This includes lookup tables, default fallback resources and double-buffered resources that get swapped between frames.
+    /// </summary>
+    internal class AsrResources
+    {
+        public Texture2D DefaultExposure;
+        public Texture2D DefaultReactive;
+        public Texture2D LanczosLut;
+        public Texture2D MaximumBiasLut;
+        public RenderTexture SpdAtomicCounter;
+        public RenderTexture SceneLuminance;
+        public readonly RenderTexture[] AutoExposure = new RenderTexture[2];
+        public readonly RenderTexture[] DilatedMotionVectors = new RenderTexture[2];
+        public readonly RenderTexture[] LockStatus = new RenderTexture[2];
+        public readonly RenderTexture[] InternalUpscaled = new RenderTexture[2];
+        public readonly RenderTexture[] InternalReactive = new RenderTexture[2];
+        public readonly RenderTexture[] LumaHistory = new RenderTexture[2];
+
+        public void Create(in Asr.ContextDescription contextDescription)
+        {
+            // Generate the data for the LUT
+            const int lanczos2LutWidth = 128;
+            float[] lanczos2Weights = new float[lanczos2LutWidth];
+            for (int currentLanczosWidthIndex = 0; currentLanczosWidthIndex < lanczos2LutWidth; ++currentLanczosWidthIndex)
+            {
+                float x = 2.0f * currentLanczosWidthIndex / (lanczos2LutWidth - 1);
+                float y = Asr.Lanczos2(x);
+                lanczos2Weights[currentLanczosWidthIndex] = y;
+            }
+
+            float[] maximumBias = new float[MaximumBiasTextureWidth * MaximumBiasTextureHeight];
+            for (int i = 0; i < maximumBias.Length; ++i)
+            {
+                maximumBias[i] = MaximumBias[i] / 2.0f;
+            }
+
+            GetFormatRequirements(contextDescription, out bool isBalancedOrPerformance, out _, out _, out GraphicsFormat r16Format, out GraphicsFormat rg16Format);
+
+            // Resource FSR2_LanczosLutData: FFX_RESOURCE_USAGE_READ_ONLY, FFX_SURFACE_FORMAT_R16_SNORM, FFX_RESOURCE_FLAGS_NONE
+            // R16_SNorm textures are not supported by Unity on most platforms, strangely enough. So instead we use R32_SFloat and upload pre-normalized float data.
+            LanczosLut = new Texture2D(lanczos2LutWidth, 1, GraphicsFormat.R32_SFloat, TextureCreationFlags.None) { name = "ASR_LanczosLutData" };
+            LanczosLut.SetPixelData(lanczos2Weights, 0);
+            LanczosLut.Apply();
+            
+            // Resource FSR2_MaximumUpsampleBias: FFX_RESOURCE_USAGE_READ_ONLY, FFX_SURFACE_FORMAT_R16_SNORM, FFX_RESOURCE_FLAGS_NONE
+            MaximumBiasLut = new Texture2D(MaximumBiasTextureWidth, MaximumBiasTextureHeight, GraphicsFormat.R32_SFloat, TextureCreationFlags.None) { name = "ASR_MaximumUpsampleBias" };
+            MaximumBiasLut.SetPixelData(maximumBias, 0);
+            MaximumBiasLut.Apply();
+            
+            // Resource FSR2_DefaultExposure: FFX_RESOURCE_USAGE_READ_ONLY, FFX_SURFACE_FORMAT_R32G32_FLOAT, FFX_RESOURCE_FLAGS_NONE
+            DefaultExposure = new Texture2D(1, 1, GraphicsFormat.R32G32_SFloat, TextureCreationFlags.None) { name = "ASR_DefaultExposure" };
+            DefaultExposure.SetPixel(0, 0, Color.clear);
+            DefaultExposure.Apply();
+
+            // Resource FSR2_DefaultReactivityMask: FFX_RESOURCE_USAGE_READ_ONLY, FFX_SURFACE_FORMAT_R8_UNORM, FFX_RESOURCE_FLAGS_NONE
+            DefaultReactive = new Texture2D(1, 1, GraphicsFormat.R8_UNorm, TextureCreationFlags.None) { name = "ASR_DefaultReactivityMask" };
+            DefaultReactive.SetPixel(0, 0, Color.clear);
+            DefaultReactive.Apply();
+            
+            // Resource FSR2_SpdAtomicCounter: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R32_UINT, FFX_RESOURCE_FLAGS_ALIASABLE
+            // Despite what the original FSR2 codebase says, this resource really isn't aliasable. Resetting this counter to 0 every frame breaks auto-exposure on MacOS Metal.
+            SpdAtomicCounter = new RenderTexture(1, 1, 0, GraphicsFormat.R32_UInt) { name = "ASR_SpdAtomicCounter", enableRandomWrite = true };
+            SpdAtomicCounter.Create();
+
+            // Resource FSR2_ExposureMips: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16_FLOAT, FFX_RESOURCE_FLAGS_ALIASABLE
+            // This is a rather special case: it's an aliasable resource, but because we require a mipmap chain and bind specific mip levels per shader, we can't easily use temporary RTs for this.
+            int w = contextDescription.MaxRenderSize.x / 2, h = contextDescription.MaxRenderSize.y / 2;
+            int mipCount = 1 + Mathf.FloorToInt(Mathf.Log(Math.Max(w, h), 2.0f));
+            SceneLuminance = new RenderTexture(w, h, 0, r16Format, mipCount) { name = "ASR_ExposureMips", enableRandomWrite = true, useMipMap = true, autoGenerateMips = false };
+            SceneLuminance.Create();
+            
+            // Resource FSR2_AutoExposure: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R32G32_FLOAT, FFX_RESOURCE_FLAGS_NONE
+            CreateDoubleBufferedResource(AutoExposure, "ASR_AutoExposure", Vector2Int.one, rg16Format, enableRandomWrite: true);
+            
+            // Resources FSR2_InternalDilatedVelocity1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16_FLOAT, FFX_RESOURCE_FLAGS_NONE
+            CreateDoubleBufferedResource(DilatedMotionVectors, "ASR_InternalDilatedVelocity", contextDescription.MaxRenderSize, GraphicsFormat.R16G16_SFloat);
+            
+            // Resources FSR2_LockStatus1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16_FLOAT, FFX_RESOURCE_FLAGS_NONE
+            CreateDoubleBufferedResource(LockStatus, "ASR_LockStatus", contextDescription.DisplaySize, GraphicsFormat.R16G16_SFloat);
+            
+            // Resources FSR2_InternalUpscaled1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16B16A16_FLOAT, FFX_RESOURCE_FLAGS_NONE
+            CreateDoubleBufferedResource(InternalUpscaled, "ASR_InternalUpscaled", contextDescription.DisplaySize, !isBalancedOrPerformance ? GraphicsFormat.R16G16B16A16_SFloat : GraphicsFormat.B10G11R11_UFloatPack32);
+
+            // Additional textures used by either balanced or performance presets
+            if (isBalancedOrPerformance)
+            {
+                // Resources FSR2_InternalReactive1/2: FFXM_RESOURCE_USAGE_RENDERTARGET, FFXM_SURFACE_FORMAT_R8_SNORM, FFXM_RESOURCE_FLAGS_NONE
+                CreateDoubleBufferedResource(InternalReactive, "ASR_InternalReactive", contextDescription.DisplaySize, GraphicsFormat.R8_SNorm);
+            }
+            else    // Quality preset specific
+            {
+                // Resources FSR2_LumaHistory1/2: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R8G8B8A8_UNORM, FFX_RESOURCE_FLAGS_NONE
+                CreateDoubleBufferedResource(LumaHistory, "ASR_LumaHistory", contextDescription.DisplaySize, GraphicsFormat.R8G8B8A8_UNorm);
+            }
+        }
+        
+        // Set up shared aliasable resources, i.e. temporary render textures
+        // These do not need to persist between frames, but they do need to be available between passes
+        public static void CreateAliasableResources(CommandBuffer commandBuffer, in Asr.ContextDescription contextDescription, in Asr.DispatchDescription dispatchParams)
+        {
+            Vector2Int displaySize = contextDescription.DisplaySize;
+            Vector2Int maxRenderSize = contextDescription.MaxRenderSize;
+            
+            GetFormatRequirements(contextDescription, out _, out bool preparedInputColorNeedsFp16, out GraphicsFormat r8Format, out _, out _);
+
+            // FSR2_ReconstructedPrevNearestDepth: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R32_UINT, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavReconstructedPrevNearestDepth, maxRenderSize.x, maxRenderSize.y, 0, default, GraphicsFormat.R32_UInt, 1, true);
+
+            // FSR2_DilatedDepth: FFX_RESOURCE_USAGE_RENDERTARGET | FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R32_FLOAT, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavDilatedDepth, maxRenderSize.x, maxRenderSize.y, 0, default, GraphicsFormat.R32_SFloat, 1);
+
+            // FSR2_LockInputLuma: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16_FLOAT, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavLockInputLuma, maxRenderSize.x, maxRenderSize.y, 0, default, GraphicsFormat.R16_SFloat, 1);
+            
+            // FSR2_DilatedReactiveMasks: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R8G8_UNORM, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavDilatedReactiveMasks, maxRenderSize.x, maxRenderSize.y, 0, default, GraphicsFormat.R8G8_UNorm, 1);
+            
+            // FSR2_PreparedInputColor: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R16G16B16A16_FLOAT, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavPreparedInputColor, maxRenderSize.x, maxRenderSize.y, 0, default, preparedInputColorNeedsFp16 ? GraphicsFormat.R16G16B16A16_SFloat : GraphicsFormat.R8G8B8A8_UNorm, 1);
+            
+            // FSR2_NewLocks: FFX_RESOURCE_USAGE_UAV, FFX_SURFACE_FORMAT_R8_UNORM, FFX_RESOURCE_FLAGS_ALIASABLE
+            commandBuffer.GetTemporaryRT(AsrShaderIDs.UavNewLocks, displaySize.x, displaySize.y, 0, default, r8Format, 1, true);
+        }
+
+        private static void GetFormatRequirements(in Asr.ContextDescription contextDescription, 
+            out bool isBalancedOrPerformance, out bool preparedInputColorNeedsFP16,
+            out GraphicsFormat r8Format, out GraphicsFormat r16Format, out GraphicsFormat rg16Format)
+        {
+            bool applyPerfModeOptimizations = contextDescription.Variant == Asr.Variant.Performance;
+            bool applyBalancedModeOptimizations = contextDescription.Variant == Asr.Variant.Balanced;
+            isBalancedOrPerformance = applyBalancedModeOptimizations || applyPerfModeOptimizations;
+            preparedInputColorNeedsFP16 = !applyPerfModeOptimizations;
+
+            // OpenGLES 3.2 specific: We need to work around some GLES limitations for some resources.
+            bool isOpenGLES = SystemInfo.graphicsDeviceType == GraphicsDeviceType.OpenGLES3;
+            r8Format = isOpenGLES ? GraphicsFormat.R32_SFloat : GraphicsFormat.R8_UNorm;
+            r16Format = isOpenGLES ? GraphicsFormat.R32_SFloat : GraphicsFormat.R16_SFloat;
+            rg16Format = isOpenGLES ? GraphicsFormat.R16G16B16A16_SFloat : GraphicsFormat.R16G16_SFloat;
+        }
+
+        public static void DestroyAliasableResources(CommandBuffer commandBuffer)
+        {
+            // Release all the aliasable resources used this frame
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavReconstructedPrevNearestDepth);
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavDilatedDepth);
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavLockInputLuma);
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavDilatedReactiveMasks);
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavPreparedInputColor);
+            commandBuffer.ReleaseTemporaryRT(AsrShaderIDs.UavNewLocks);
+        }
+
+        private static void CreateDoubleBufferedResource(RenderTexture[] resource, string name, Vector2Int size, GraphicsFormat format, bool enableRandomWrite = false)
+        {
+            for (int i = 0; i < 2; ++i)
+            {
+                resource[i] = new RenderTexture(size.x, size.y, 0, format) { name = name + (i + 1), enableRandomWrite = enableRandomWrite };
+                resource[i].Create();
+            }
+        }
+
+        public void Destroy()
+        {
+            DestroyResource(LumaHistory);
+            DestroyResource(InternalReactive);
+            DestroyResource(InternalUpscaled);
+            DestroyResource(LockStatus);
+            DestroyResource(DilatedMotionVectors);
+            DestroyResource(AutoExposure);
+            DestroyResource(ref SceneLuminance);
+            DestroyResource(ref DefaultReactive);
+            DestroyResource(ref DefaultExposure);
+            DestroyResource(ref MaximumBiasLut);
+            DestroyResource(ref LanczosLut);
+        }
+        
+        private static void DestroyResource(ref Texture2D resource)
+        {
+            Asr.DestroyObject(resource);
+            resource = null;
+        }
+
+        private static void DestroyResource(ref RenderTexture resource)
+        {
+            if (resource == null)
+                return;
+            
+            resource.Release();
+            resource = null;
+        }
+
+        private static void DestroyResource(RenderTexture[] resource)
+        {
+            for (int i = 0; i < resource.Length; ++i)
+                DestroyResource(ref resource[i]);
+        }
+
+        private const int MaximumBiasTextureWidth = 16;
+        private const int MaximumBiasTextureHeight = 16;
+        private static readonly float[] MaximumBias =  
+        {
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.876f,	1.809f,	1.772f,	1.753f,	1.748f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.869f,	1.801f,	1.764f,	1.745f,	1.739f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.976f,	1.841f,	1.774f,	1.737f,	1.716f,	1.71f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.914f,	1.784f,	1.716f,	1.673f,	1.649f,	1.641f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.793f,	1.676f,	1.604f,	1.562f,	1.54f,	1.533f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.802f,	1.619f,	1.536f,	1.492f,	1.467f,	1.454f,	1.449f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.812f,	1.575f,	1.496f,	1.456f,	1.432f,	1.416f,	1.408f,	1.405f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.555f,	1.479f,	1.438f,	1.413f,	1.398f,	1.387f,	1.381f,	1.379f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.812f,	1.555f,	1.474f,	1.43f,	1.404f,	1.387f,	1.376f,	1.368f,	1.363f,	1.362f,
+            2.0f,	2.0f,	2.0f,	2.0f,	2.0f,	1.802f,	1.575f,	1.479f,	1.43f,	1.401f,	1.382f,	1.369f,	1.36f,	1.354f,	1.351f,	1.35f,
+            2.0f,	2.0f,	1.976f,	1.914f,	1.793f,	1.619f,	1.496f,	1.438f,	1.404f,	1.382f,	1.367f,	1.357f,	1.349f,	1.344f,	1.341f,	1.34f,
+            1.876f,	1.869f,	1.841f,	1.784f,	1.676f,	1.536f,	1.456f,	1.413f,	1.387f,	1.369f,	1.357f,	1.347f,	1.341f,	1.336f,	1.333f,	1.332f,
+            1.809f,	1.801f,	1.774f,	1.716f,	1.604f,	1.492f,	1.432f,	1.398f,	1.376f,	1.36f,	1.349f,	1.341f,	1.335f,	1.33f,	1.328f,	1.327f,
+            1.772f,	1.764f,	1.737f,	1.673f,	1.562f,	1.467f,	1.416f,	1.387f,	1.368f,	1.354f,	1.344f,	1.336f,	1.33f,	1.326f,	1.323f,	1.323f,
+            1.753f,	1.745f,	1.716f,	1.649f,	1.54f,	1.454f,	1.408f,	1.381f,	1.363f,	1.351f,	1.341f,	1.333f,	1.328f,	1.323f,	1.321f,	1.32f,
+            1.748f,	1.739f,	1.71f,	1.641f,	1.533f,	1.449f,	1.405f,	1.379f,	1.362f,	1.35f,	1.34f,	1.332f,	1.327f,	1.323f,	1.32f,	1.319f,
+        };
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrResources.cs.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrShaderIDs.cs

@@ -0,0 +1,70 @@
+using UnityEngine;
+
+namespace ArmASR
+{
+    public static class AsrShaderIDs
+    {
+        // Shader resource views, i.e. read-only bindings
+        public static readonly int SrvInputColor = Shader.PropertyToID("r_input_color_jittered");
+        public static readonly int SrvOpaqueOnly = Shader.PropertyToID("r_input_opaque_only");
+        public static readonly int SrvInputMotionVectors = Shader.PropertyToID("r_input_motion_vectors");
+        public static readonly int SrvInputDepth = Shader.PropertyToID("r_input_depth");
+        public static readonly int SrvInputExposure = Shader.PropertyToID("r_input_exposure");
+        public static readonly int SrvAutoExposure = Shader.PropertyToID("r_auto_exposure");
+        public static readonly int SrvReactiveMask = Shader.PropertyToID("r_reactive_mask");
+        public static readonly int SrvTransparencyAndCompositionMask = Shader.PropertyToID("r_transparency_and_composition_mask");
+        public static readonly int SrvReconstructedPrevNearestDepth = Shader.PropertyToID("r_reconstructed_previous_nearest_depth");
+        public static readonly int SrvDilatedMotionVectors = Shader.PropertyToID("r_dilated_motion_vectors");
+        public static readonly int SrvPrevDilatedMotionVectors = Shader.PropertyToID("r_previous_dilated_motion_vectors");
+        public static readonly int SrvDilatedDepth = Shader.PropertyToID("r_dilatedDepth");
+        public static readonly int SrvInternalUpscaled = Shader.PropertyToID("r_internal_upscaled_color");
+        public static readonly int SrvInternalTemporalReactive = Shader.PropertyToID("r_internal_temporal_reactive");
+        public static readonly int SrvLockStatus = Shader.PropertyToID("r_lock_status");
+        public static readonly int SrvNewLocks = Shader.PropertyToID("r_new_locks");
+        public static readonly int SrvLockInputLuma = Shader.PropertyToID("r_lock_input_luma");
+        public static readonly int SrvPreparedInputColor = Shader.PropertyToID("r_prepared_input_color");
+        public static readonly int SrvLumaHistory = Shader.PropertyToID("r_luma_history");
+        public static readonly int SrvRcasInput = Shader.PropertyToID("r_rcas_input");
+        public static readonly int SrvLanczosLut = Shader.PropertyToID("r_lanczos_lut");
+        public static readonly int SrvSceneLuminanceMips = Shader.PropertyToID("r_imgMips");
+        public static readonly int SrvUpscaleMaximumBiasLut = Shader.PropertyToID("r_upsample_maximum_bias_lut");
+        public static readonly int SrvDilatedReactiveMasks = Shader.PropertyToID("r_dilated_reactive_masks");
+
+        // Unordered access views, i.e. random read/write bindings
+        public static readonly int UavReconstructedPrevNearestDepth = Shader.PropertyToID("rw_reconstructed_previous_nearest_depth");
+        public static readonly int UavDilatedMotionVectors = Shader.PropertyToID("rw_dilated_motion_vectors");
+        public static readonly int UavDilatedDepth = Shader.PropertyToID("rw_dilatedDepth");
+        public static readonly int UavInternalUpscaled = Shader.PropertyToID("rw_internal_upscaled_color");
+        public static readonly int UavLockStatus = Shader.PropertyToID("rw_lock_status");
+        public static readonly int UavLockInputLuma = Shader.PropertyToID("rw_lock_input_luma");
+        public static readonly int UavNewLocks = Shader.PropertyToID("rw_new_locks");
+        public static readonly int UavPreparedInputColor = Shader.PropertyToID("rw_prepared_input_color");
+        public static readonly int UavLumaHistory = Shader.PropertyToID("rw_luma_history");
+        public static readonly int UavUpscaledOutput = Shader.PropertyToID("rw_upscaled_output");
+        public static readonly int UavExposureMipLumaChange = Shader.PropertyToID("rw_img_mip_shading_change");
+        public static readonly int UavExposureMip5 = Shader.PropertyToID("rw_img_mip_5");
+        public static readonly int UavDilatedReactiveMasks = Shader.PropertyToID("rw_dilated_reactive_masks");
+        public static readonly int UavAutoExposure = Shader.PropertyToID("rw_auto_exposure");
+        public static readonly int UavSpdAtomicCount = Shader.PropertyToID("rw_spd_global_atomic");
+        public static readonly int UavAutoReactive = Shader.PropertyToID("rw_output_autoreactive");
+        
+        // Render textures, i.e. output targets for fragment shaders
+        public static readonly int RtInternalUpscalerColor = Shader.PropertyToID("rw_internal_upscaled_color");
+        public static readonly int RtInternalTemporalReactive = Shader.PropertyToID("rw_internal_temporal_reactive");
+        public static readonly int RtLockStatus = Shader.PropertyToID("rw_lock_status");
+        public static readonly int RtLumaHistory = Shader.PropertyToID("rw_luma_history");
+        public static readonly int RtUpscaledOutput = Shader.PropertyToID("rw_upscaled_output");
+        public static readonly int RtDilatedReactiveMasks = Shader.PropertyToID("rw_dilated_reactive_masks");
+        public static readonly int RtPreparedInputColor = Shader.PropertyToID("rw_prepared_input_color");
+        public static readonly int RtDilatedMotionVectors = Shader.PropertyToID("rw_dilated_motion_vectors");
+        public static readonly int RtDilatedDepth = Shader.PropertyToID("rw_dilatedDepth");
+        public static readonly int RtLockInputLuma = Shader.PropertyToID("rw_lock_input_luma");
+        public static readonly int RtAutoReactive = Shader.PropertyToID("rw_output_autoreactive");
+
+        // Constant buffer bindings
+        public static readonly int CbFsr2 = Shader.PropertyToID("cbFSR2");
+        public static readonly int CbSpd = Shader.PropertyToID("cbSPD");
+        public static readonly int CbRcas = Shader.PropertyToID("cbRCAS");
+        public static readonly int CbGenReactive = Shader.PropertyToID("cbGenerateReactive");
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/AsrShaderIDs.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: e0173241f8bd75e419590b43a3739e0e
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/ResourceView.cs

@@ -0,0 +1,35 @@
+using UnityEngine.Rendering;
+
+namespace ArmASR
+{
+    /// <summary>
+    /// An immutable structure wrapping all the necessary information to bind a specific buffer or attachment of a render target to a compute shader.
+    /// </summary>
+    public readonly struct ResourceView
+    {
+        /// <summary>
+        /// This value is the equivalent of not setting any value at all; all struct fields will have their default values.
+        /// It does not refer to a valid texture, therefore any variable set to this value should be checked for IsValid and reassigned before being bound to a shader.
+        /// </summary>
+        public static readonly ResourceView Unassigned = new ResourceView(default);
+            
+        /// <summary>
+        /// This value contains a valid texture reference that can be bound to a shader, however it is just an empty placeholder texture.
+        /// Binding this to a shader can be seen as setting the texture variable inside the shader to null.
+        /// </summary>
+        public static readonly ResourceView None = new ResourceView(BuiltinRenderTextureType.None);
+            
+        public ResourceView(in RenderTargetIdentifier renderTarget, RenderTextureSubElement subElement = RenderTextureSubElement.Default, int mipLevel = 0)
+        {
+            RenderTarget = renderTarget;
+            SubElement = subElement;
+            MipLevel = mipLevel;
+        }
+            
+        public bool IsValid => !RenderTarget.Equals(default);
+            
+        public readonly RenderTargetIdentifier RenderTarget;
+        public readonly RenderTextureSubElement SubElement;
+        public readonly int MipLevel;
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Runtime/ResourceView.cs.meta

@@ -0,0 +1,11 @@
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+guid: 6e2e3cd4f5c3d4146b6fe3f93685751b
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: d231e3fb22497e3448f149c48709d08d
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_common.cginc

@@ -0,0 +1,84 @@
+#pragma warning(disable: 3078)      // Loop control variable conflicts
+#pragma warning(disable: 3203)      // Signed/unsigned mismatch
+#pragma warning(disable: 3205)      // Conversion from larger type to smaller, possible loss of data
+#pragma warning(disable: 3556)      // Integer divides might be much slower, try using uints if possible
+
+// If these keywords are set by Unity, redefine them to have a truthy value
+#if defined(FFXM_HALF)
+#undef FFXM_HALF
+#define FFXM_HALF   (1)
+#endif
+#ifdef FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+#undef FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+#define FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE 1
+#endif
+#ifdef FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+#undef FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+#define FFXM_FSR2_OPTION_SHADER_OPT_BALANCED 1
+#endif
+
+// Ensure the correct value is defined for this keyword, as it is used to select one of multiple sampler functions
+#ifdef FFX_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE
+#undef FFX_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE
+#define FFX_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE 1
+#endif
+
+// ASR has some special code paths for OpenGL ES 3.2
+#if defined(SHADER_API_GLES3)
+#define FFXM_SHADER_PLATFORM_GLES_3_2   (1)
+#define unorm
+#endif
+
+// Work around the lack of texture atomics on Metal
+#if defined(SHADER_API_METAL)
+#define InterlockedAdd(dest, val, orig)     { (orig) = (dest); (dest) += (val); }
+#define InterlockedMin(dest, val)           { (dest) = min((dest), (val)); }
+#define InterlockedMax(dest, val)           { (dest) = max((dest), (val)); }
+#endif
+
+// PSSL uses different semantics and doesn't support certain type qualifiers 
+#if defined(SHADER_API_PSSL)
+#define SV_VERTEXID                 S_VERTEX_ID
+#define SV_POSITION                 S_POSITION
+#define SV_TARGET0                  S_TARGET_OUTPUT0
+#define SV_TARGET1                  S_TARGET_OUTPUT1
+#define SV_TARGET2                  S_TARGET_OUTPUT2
+#define SV_TARGET3                  S_TARGET_OUTPUT3
+#define unorm
+#define globallycoherent
+#endif
+
+// Workaround for HDRP using texture arrays for its camera buffers on some platforms
+// The below defines are adapted from: Packages/com.unity.render-pipelines.core/ShaderLibrary/TextureXR.hlsl
+#if ((defined(SHADER_API_D3D11) || defined(SHADER_API_D3D12)) && !defined(SHADER_API_XBOXONE) && !defined(SHADER_API_GAMECORE)) || defined(SHADER_API_PSSL) || defined(SHADER_API_VULKAN)
+    #define UNITY_TEXTURE2D_X_ARRAY_SUPPORTED
+#endif
+
+// Control if TEXTURE2D_X macros will expand to texture arrays
+#if defined(UNITY_TEXTURE2D_X_ARRAY_SUPPORTED) && defined(UNITY_FFXM_TEXTURE2D_X_ARRAY)
+    #define USE_TEXTURE2D_X_AS_ARRAY
+#endif
+
+// Early defines for single-pass instancing
+#if defined(STEREO_INSTANCING_ON) && defined(UNITY_TEXTURE2D_X_ARRAY_SUPPORTED)
+    #define UNITY_STEREO_INSTANCING_ENABLED
+#endif
+
+// Helper macros to handle XR single-pass with Texture2DArray
+#if defined(USE_TEXTURE2D_X_AS_ARRAY)
+
+    // Only single-pass stereo instancing used array indexing
+    #if defined(UNITY_STEREO_INSTANCING_ENABLED)
+        static uint unity_StereoEyeIndex;
+        #define SLICE_ARRAY_INDEX   unity_StereoEyeIndex
+    #else
+        #define SLICE_ARRAY_INDEX   0
+    #endif
+
+    // Declare and sample camera buffers as texture arrays
+    #define UNITY_FSR_TEX2D(type)          Texture2DArray<type>
+    #define UNITY_FSR_RWTEX2D(type)        RWTexture2DArray<type>
+    #define UNITY_FSR_POS(pxPos)           FfxUInt32x3(pxPos, SLICE_ARRAY_INDEX)
+    #define UNITY_FSR_UV(uv)               FfxFloat32x3(uv, SLICE_ARRAY_INDEX)
+    
+#endif

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_common.cginc.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 6836bc2e151d44e0bd1991fd7bfaee30
+timeCreated: 1742410813

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_fragment_legacy.shader

@@ -0,0 +1,122 @@
+Shader "TND/ASR/ffxm_fsr2_fragment_legacy"
+{
+    SubShader
+    {
+        Cull Off ZWrite Off ZTest Always
+
+        Pass    // 0
+        {
+            Name "Auto-Generate Reactive Mask"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            //#pragma enable_d3d11_debug_symbols
+            
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_autogen_reactive_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 1
+        {
+            Name "Reconstruct Previous Depth"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_reconstruct_previous_depth_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 2
+        {
+            Name "Depth Clip"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+            
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_depth_clip_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 3
+        {
+            Name "Accumulate"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_APPLY_SHARPENING
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_accumulate_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 4
+        {
+            Name "Sharpen"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_rcas_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+    }
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_fragment_legacy.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 42e5314e46109a441a4527349d8df6e4
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_fragment_modern.shader

@@ -0,0 +1,139 @@
+Shader "TND/ASR/ffxm_fsr2_fragment_modern"
+{
+    SubShader
+    {
+        Cull Off ZWrite Off ZTest Always
+
+        Pass    // 0
+        {
+            Name "Auto-Generate Reactive Mask"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            #pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+            #pragma use_dxc
+            #pragma require Native16Bit
+            //#pragma enable_d3d11_debug_symbols
+            
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_autogen_reactive_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 1
+        {
+            Name "Reconstruct Previous Depth"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            #pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+            #pragma use_dxc
+            #pragma require Native16Bit
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_reconstruct_previous_depth_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 2
+        {
+            Name "Depth Clip"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            #pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+            #pragma use_dxc
+            #pragma require Native16Bit
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+            
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_depth_clip_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 3
+        {
+            Name "Accumulate"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            #pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+            #pragma use_dxc
+            #pragma require Native16Bit
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ FFXM_HALF
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_BALANCED
+            #pragma multi_compile __ FFXM_FSR2_OPTION_SHADER_OPT_PERFORMANCE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE
+            #pragma multi_compile __ FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+            #pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+            #pragma multi_compile __ FFXM_FSR2_OPTION_APPLY_SHARPENING
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_accumulate_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+
+        Pass    // 4
+        {
+            Name "Sharpen"
+            
+            HLSLPROGRAM
+            #pragma vertex VertMain
+            #pragma fragment main
+            #pragma target 4.5
+            #pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+            #pragma use_dxc
+            #pragma require Native16Bit
+            //#pragma enable_d3d11_debug_symbols
+
+            #pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+            #include "ffxm_fsr2_common.cginc"
+            #include "shaders/ffxm_fsr2_vs.hlsl"
+            #include "shaders/ffxm_fsr2_rcas_pass_fs.hlsl"
+            
+            ENDHLSL
+        }
+    }
+
+    Fallback "TND/ASR/ffxm_fsr2_fragment_legacy"
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_fragment_modern.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 147cc2cffac69ef4eb3ea8addafc9d10
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_lock_legacy.compute

@@ -0,0 +1,13 @@
+#pragma kernel main
+//#pragma enable_d3d11_debug_symbols
+
+#pragma multi_compile __ FFXM_HALF
+#pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+
+#pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+#include "ffxm_fsr2_common.cginc"
+
+#include "shaders/ffxm_fsr2_lock_pass.hlsl"

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_lock_legacy.compute.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a09277df48840a84196b3bac299544ea
+timeCreated: 1742417134

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_lock_modern.compute

@@ -0,0 +1,15 @@
+#pragma kernel main
+#pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+#pragma use_dxc
+//#pragma enable_d3d11_debug_symbols
+
+#pragma multi_compile __ FFXM_HALF
+#pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+
+#pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+#include "ffxm_fsr2_common.cginc"
+
+#include "shaders/ffxm_fsr2_lock_pass.hlsl"

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_lock_modern.compute.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a6e1d5d5372d467790fcf2d089b50ef7
+timeCreated: 1742417134

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_luma_pyramid_legacy.compute

@@ -0,0 +1,16 @@
+#pragma kernel main
+//#pragma enable_d3d11_debug_symbols
+
+#pragma multi_compile __ FFXM_HALF
+#pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+
+#pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+#include "ffxm_fsr2_common.cginc"
+
+// Disable wave operations altogether
+#define FFXM_SPD_NO_WAVE_OPERATIONS
+
+#include "shaders/ffxm_fsr2_compute_luminance_pyramid_pass.hlsl"

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_luma_pyramid_legacy.compute.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 41d0c3a77d97a904e96ebc2bf18129f6
+timeCreated: 1742416757

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_luma_pyramid_modern.compute

@@ -0,0 +1,24 @@
+#pragma kernel main
+#pragma only_renderers d3d11 vulkan metal ps5 xboxseries
+#pragma use_dxc
+//#pragma enable_d3d11_debug_symbols
+
+#pragma multi_compile __ FFXM_HALF
+#pragma multi_compile __ FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_JITTERED_MOTION_VECTORS
+#pragma multi_compile __ FFXM_FSR2_OPTION_INVERTED_DEPTH
+
+#pragma multi_compile __ UNITY_FFXM_TEXTURE2D_X_ARRAY
+
+#include "ffxm_fsr2_common.cginc"
+
+// Enable wave operations for the platforms that support it
+#if defined(PLATFORM_SUPPORTS_WAVE_INTRINSICS) && !defined(SHADER_API_MOBILE)
+#pragma require WaveBasic   // Required for WaveGetLaneIndex
+#pragma require WaveBallot  // Required for WaveReadLaneAt
+#pragma require QuadShuffle // Required for QuadReadAcross
+#else
+#define FFXM_SPD_NO_WAVE_OPERATIONS
+#endif
+
+#include "shaders/ffxm_fsr2_compute_luminance_pyramid_pass.hlsl"

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/ffxm_fsr2_luma_pyramid_modern.compute.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 57220d870cb441c8a6df8a9e15a74283
+timeCreated: 1742416757

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/SGSR2/Shaders/shaders.meta → Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 81bb130e0ef32fa4fb623a65d2f2116e
+guid: f7cc575273c4b124596cac0be2abd8ff
 folderAsset: yes
 DefaultImporter:
   externalObjects: {}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_common_types.h

@@ -0,0 +1,614 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_COMMON_TYPES_H
+#define FFXM_COMMON_TYPES_H
+
+#if defined(FFXM_CPU)
+#define FFXM_PARAMETER_IN
+#define FFXM_PARAMETER_OUT
+#define FFXM_PARAMETER_INOUT
+#define FFXM_PARAMETER_UNIFORM
+#elif defined(FFXM_HLSL)
+#define FFXM_PARAMETER_IN        in
+#define FFXM_PARAMETER_OUT       out
+#define FFXM_PARAMETER_INOUT     inout
+#define FFXM_PARAMETER_UNIFORM uniform
+#elif defined(FFXM_GLSL)
+#define FFXM_PARAMETER_IN        in
+#define FFXM_PARAMETER_OUT       out
+#define FFXM_PARAMETER_INOUT     inout
+#define FFXM_PARAMETER_UNIFORM const //[cacao_placeholder] until a better fit is found!
+#endif // #if defined(FFXM_CPU)
+
+#if defined(FFXM_CPU)
+/// A typedef for a boolean value.
+///
+/// @ingroup CPUTypes
+typedef bool FfxBoolean;
+
+/// A typedef for a unsigned 8bit integer.
+///
+/// @ingroup CPUTypes
+typedef uint8_t FfxUInt8;
+
+/// A typedef for a unsigned 16bit integer.
+///
+/// @ingroup CPUTypes
+typedef uint16_t FfxUInt16;
+
+/// A typedef for a unsigned 32bit integer.
+///
+/// @ingroup CPUTypes
+typedef uint32_t FfxUInt32;
+
+/// A typedef for a unsigned 64bit integer.
+///
+/// @ingroup CPUTypes
+typedef uint64_t FfxUInt64;
+
+/// A typedef for a signed 8bit integer.
+///
+/// @ingroup CPUTypes
+typedef int8_t FfxInt8;
+
+/// A typedef for a signed 16bit integer.
+///
+/// @ingroup CPUTypes
+typedef int16_t FfxInt16;
+
+/// A typedef for a signed 32bit integer.
+///
+/// @ingroup CPUTypes
+typedef int32_t FfxInt32;
+
+/// A typedef for a signed 64bit integer.
+///
+/// @ingroup CPUTypes
+typedef int64_t FfxInt64;
+
+/// A typedef for a floating point value.
+///
+/// @ingroup CPUTypes
+typedef float FfxFloat32;
+
+/// A typedef for a 2-dimensional floating point value.
+///
+/// @ingroup CPUTypes
+typedef float FfxFloat32x2[2];
+
+/// A typedef for a 3-dimensional floating point value.
+///
+/// @ingroup CPUTypes
+typedef float FfxFloat32x3[3];
+
+/// A typedef for a 4-dimensional floating point value.
+///
+/// @ingroup CPUTypes
+typedef float FfxFloat32x4[4];
+
+/// A typedef for a 2-dimensional 32bit unsigned integer.
+///
+/// @ingroup CPUTypes
+typedef uint32_t FfxUInt32x2[2];
+
+/// A typedef for a 3-dimensional 32bit unsigned integer.
+///
+/// @ingroup CPUTypes
+typedef uint32_t FfxUInt32x3[3];
+
+/// A typedef for a 4-dimensional 32bit unsigned integer.
+///
+/// @ingroup CPUTypes
+typedef uint32_t FfxUInt32x4[4];
+#endif // #if defined(FFXM_CPU)
+
+#if defined(FFXM_HLSL)
+
+// Unless defined, go for the conservative option.
+#if !defined(FFXM_HLSL_6_2)
+#define FFXM_HLSL_6_2 (0)
+#endif
+
+#define FfxFloat32Mat4 matrix <float, 4, 4>
+#define FfxFloat32Mat3 matrix <float, 3, 3>
+
+/// A typedef for a boolean value.
+///
+/// @ingroup HLSLTypes
+typedef bool FfxBoolean;
+
+#if FFXM_HLSL_6_2
+
+/// @defgroup HLSL62Types HLSL 6.2 And Above Types
+/// HLSL 6.2 and above type defines for all commonly used variables
+///
+/// @ingroup HLSLTypes
+
+/// A typedef for a floating point value.
+///
+/// @ingroup HLSL62Types
+typedef float32_t   FfxFloat32;
+
+/// A typedef for a 2-dimensional floating point value.
+///
+/// @ingroup HLSL62Types
+typedef float32_t2  FfxFloat32x2;
+
+/// A typedef for a 3-dimensional floating point value.
+///
+/// @ingroup HLSL62Types
+typedef float32_t3  FfxFloat32x3;
+
+/// A typedef for a 4-dimensional floating point value.
+///
+/// @ingroup HLSL62Types
+typedef float32_t4  FfxFloat32x4;
+
+/// A [cacao_placeholder] typedef for matrix type until confirmed.
+typedef float4x4 FfxFloat32x4x4;
+typedef float3x3 FfxFloat32x3x3;
+typedef float2x2 FfxFloat32x2x2;
+
+/// A typedef for a unsigned 32bit integer.
+///
+/// @ingroup HLSL62Types
+typedef uint32_t    FfxUInt32;
+
+/// A typedef for a 2-dimensional 32bit unsigned integer.
+///
+/// @ingroup HLSL62Types
+typedef uint32_t2   FfxUInt32x2;
+
+/// A typedef for a 3-dimensional 32bit unsigned integer.
+///
+/// @ingroup HLSL62Types
+typedef uint32_t3   FfxUInt32x3;
+
+/// A typedef for a 4-dimensional 32bit unsigned integer.
+///
+/// @ingroup HLSL62Types
+typedef uint32_t4   FfxUInt32x4;
+
+/// A typedef for a signed 32bit integer.
+///
+/// @ingroup HLSL62Types
+typedef int32_t     FfxInt32;
+
+/// A typedef for a 2-dimensional signed 32bit integer.
+///
+/// @ingroup HLSL62Types
+typedef int32_t2    FfxInt32x2;
+
+/// A typedef for a 3-dimensional signed 32bit integer.
+///
+/// @ingroup HLSL62Types
+typedef int32_t3    FfxInt32x3;
+
+/// A typedef for a 4-dimensional signed 32bit integer.
+///
+/// @ingroup HLSL62Types
+typedef int32_t4    FfxInt32x4;
+
+#else // #if defined(FFXM_HLSL_6_2)
+
+/// @defgroup HLSLBaseTypes HLSL 6.1 And Below Types
+/// HLSL 6.1 and below type defines for all commonly used variables
+///
+/// @ingroup HLSLTypes
+
+#define FfxFloat32   float
+#define FfxFloat32x2 float2
+#define FfxFloat32x3 float3
+#define FfxFloat32x4 float4
+
+/// A [cacao_placeholder] typedef for matrix type until confirmed.
+#define FfxFloat32x4x4 float4x4
+#define FfxFloat32x3x3 float3x3
+#define FfxFloat32x2x2 float2x2
+
+/// A typedef for a unsigned 32bit integer.
+///
+/// @ingroup GPU
+typedef uint        FfxUInt32;
+typedef uint2       FfxUInt32x2;
+typedef uint3       FfxUInt32x3;
+typedef uint4       FfxUInt32x4;
+
+typedef int         FfxInt32;
+typedef int2        FfxInt32x2;
+typedef int3        FfxInt32x3;
+typedef int4        FfxInt32x4;
+
+#endif // #if defined(FFXM_HLSL_6_2)
+
+#if FFXM_HALF
+
+#if FFXM_HLSL_6_2
+
+typedef float16_t   FfxFloat16;
+typedef float16_t2  FfxFloat16x2;
+typedef float16_t3  FfxFloat16x3;
+typedef float16_t4  FfxFloat16x4;
+
+/// A typedef for an unsigned 16bit integer.
+///
+/// @ingroup HLSLTypes
+typedef uint16_t    FfxUInt16;
+typedef uint16_t2   FfxUInt16x2;
+typedef uint16_t3   FfxUInt16x3;
+typedef uint16_t4   FfxUInt16x4;
+
+/// A typedef for a signed 16bit integer.
+///
+/// @ingroup HLSLTypes
+typedef int16_t     FfxInt16;
+typedef int16_t2    FfxInt16x2;
+typedef int16_t3    FfxInt16x3;
+typedef int16_t4    FfxInt16x4;
+#elif SHADER_API_PSSL
+#pragma argument(realtypes)     // Enable true 16-bit types
+
+typedef half        FfxFloat16;
+typedef half2       FfxFloat16x2;
+typedef half3       FfxFloat16x3;
+typedef half4       FfxFloat16x4;
+
+/// A typedef for an unsigned 16bit integer.
+///
+/// @ingroup GPU
+typedef ushort      FfxUInt16;
+typedef ushort2     FfxUInt16x2;
+typedef ushort3     FfxUInt16x3;
+typedef ushort4     FfxUInt16x4;
+
+/// A typedef for a signed 16bit integer.
+///
+/// @ingroup GPU
+typedef short       FfxInt16;
+typedef short2      FfxInt16x2;
+typedef short3      FfxInt16x3;
+typedef short4      FfxInt16x4;
+#else // #if FFXM_HLSL_6_2
+typedef min16float  FfxFloat16;
+typedef min16float2 FfxFloat16x2;
+typedef min16float3 FfxFloat16x3;
+typedef min16float4 FfxFloat16x4;
+
+/// A typedef for an unsigned 16bit integer.
+///
+/// @ingroup HLSLTypes
+typedef min16uint   FfxUInt16;
+typedef min16uint2  FfxUInt16x2;
+typedef min16uint3  FfxUInt16x3;
+typedef min16uint4  FfxUInt16x4;
+
+/// A typedef for a signed 16bit integer.
+///
+/// @ingroup HLSLTypes
+typedef min16int    FfxInt16;
+typedef min16int2   FfxInt16x2;
+typedef min16int3   FfxInt16x3;
+typedef min16int4   FfxInt16x4;
+#endif  // #if FFXM_HLSL_6_2
+
+#endif // FFXM_HALF
+
+#endif // #if defined(FFXM_HLSL)
+
+#if defined(FFXM_GLSL)
+
+#define FfxFloat32Mat4 mat4
+#define FfxFloat32Mat3 mat3
+
+/// A typedef for a boolean value.
+///
+/// @ingroup GLSLTypes
+#define FfxBoolean   bool
+#define FfxFloat32   float
+#define FfxFloat32x2 vec2
+#define FfxFloat32x3 vec3
+#define FfxFloat32x4 vec4
+#define FfxUInt32    uint
+#define FfxUInt32x2  uvec2
+#define FfxUInt32x3  uvec3
+#define FfxUInt32x4  uvec4
+#define FfxInt32     int
+#define FfxInt32x2   ivec2
+#define FfxInt32x3   ivec3
+#define FfxInt32x4   ivec4
+
+/// A [cacao_placeholder] typedef for matrix type until confirmed.
+#define FfxFloat32x4x4 mat4
+#define FfxFloat32x3x3 mat3
+#define FfxFloat32x2x2 mat2
+
+#if FFXM_HALF
+#define FfxFloat16   float16_t
+#define FfxFloat16x2 f16vec2
+#define FfxFloat16x3 f16vec3
+#define FfxFloat16x4 f16vec4
+#define FfxUInt16    uint16_t
+#define FfxUInt16x2  u16vec2
+#define FfxUInt16x3  u16vec3
+#define FfxUInt16x4  u16vec4
+#define FfxInt16     int16_t
+#define FfxInt16x2   i16vec2
+#define FfxInt16x3   i16vec3
+#define FfxInt16x4   i16vec4
+#endif // FFXM_HALF
+#endif // #if defined(FFXM_GLSL)
+
+
+#if FFXM_HALF && !defined(SHADER_API_PSSL)
+
+#if FFXM_HLSL_6_2
+
+#define FFXM_MIN16_SCALAR( TypeName, BaseComponentType )           typedef BaseComponentType##16_t TypeName;
+#define FFXM_MIN16_VECTOR( TypeName, BaseComponentType, COL )      typedef vector<BaseComponentType##16_t, COL> TypeName;
+#define FFXM_MIN16_MATRIX( TypeName, BaseComponentType, ROW, COL ) typedef matrix<BaseComponentType##16_t, ROW, COL> TypeName;
+
+#define FFXM_16BIT_SCALAR( TypeName, BaseComponentType )           typedef BaseComponentType##16_t TypeName;
+#define FFXM_16BIT_VECTOR( TypeName, BaseComponentType, COL )      typedef vector<BaseComponentType##16_t, COL> TypeName;
+#define FFXM_16BIT_MATRIX( TypeName, BaseComponentType, ROW, COL ) typedef matrix<BaseComponentType##16_t, ROW, COL> TypeName;
+
+#else //FFXM_HLSL_6_2
+
+#define FFXM_MIN16_SCALAR( TypeName, BaseComponentType )           typedef min16##BaseComponentType TypeName;
+#define FFXM_MIN16_VECTOR( TypeName, BaseComponentType, COL )      typedef vector<min16##BaseComponentType, COL> TypeName;
+#define FFXM_MIN16_MATRIX( TypeName, BaseComponentType, ROW, COL ) typedef matrix<min16##BaseComponentType, ROW, COL> TypeName;
+
+#define FFXM_16BIT_SCALAR( TypeName, BaseComponentType )           FFXM_MIN16_SCALAR( TypeName, BaseComponentType );
+#define FFXM_16BIT_VECTOR( TypeName, BaseComponentType, COL )      FFXM_MIN16_VECTOR( TypeName, BaseComponentType, COL );
+#define FFXM_16BIT_MATRIX( TypeName, BaseComponentType, ROW, COL ) FFXM_MIN16_MATRIX( TypeName, BaseComponentType, ROW, COL );
+
+#endif //FFXM_HLSL_6_2
+
+#else //FFXM_HALF
+
+#define FFXM_MIN16_SCALAR( TypeName, BaseComponentType )           typedef BaseComponentType TypeName;
+#define FFXM_MIN16_VECTOR( TypeName, BaseComponentType, COL )      typedef vector<BaseComponentType, COL> TypeName;
+#define FFXM_MIN16_MATRIX( TypeName, BaseComponentType, ROW, COL ) typedef matrix<BaseComponentType, ROW, COL> TypeName;
+
+#define FFXM_16BIT_SCALAR( TypeName, BaseComponentType )           typedef BaseComponentType TypeName;
+#define FFXM_16BIT_VECTOR( TypeName, BaseComponentType, COL )      typedef vector<BaseComponentType, COL> TypeName;
+#define FFXM_16BIT_MATRIX( TypeName, BaseComponentType, ROW, COL ) typedef matrix<BaseComponentType, ROW, COL> TypeName;
+
+#endif //FFXM_HALF
+
+#if defined(FFXM_GPU)
+// Common typedefs:
+#if defined(FFXM_HLSL) && !defined(SHADER_API_PSSL)
+FFXM_MIN16_SCALAR( FFXM_MIN16_F , float );
+FFXM_MIN16_VECTOR( FFXM_MIN16_F2, float, 2 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_F3, float, 3 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_F4, float, 4 );
+
+FFXM_MIN16_SCALAR( FFXM_MIN16_I,  int );
+FFXM_MIN16_VECTOR( FFXM_MIN16_I2, int, 2 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_I3, int, 3 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_I4, int, 4 );
+
+FFXM_MIN16_SCALAR( FFXM_MIN16_U,  uint );
+FFXM_MIN16_VECTOR( FFXM_MIN16_U2, uint, 2 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_U3, uint, 3 );
+FFXM_MIN16_VECTOR( FFXM_MIN16_U4, uint, 4 );
+
+FFXM_16BIT_SCALAR( FFXM_F16_t , float );
+FFXM_16BIT_VECTOR( FFXM_F16_t2, float, 2 );
+FFXM_16BIT_VECTOR( FFXM_F16_t3, float, 3 );
+FFXM_16BIT_VECTOR( FFXM_F16_t4, float, 4 );
+
+FFXM_16BIT_SCALAR( FFXM_I16_t,  int );
+FFXM_16BIT_VECTOR( FFXM_I16_t2, int, 2 );
+FFXM_16BIT_VECTOR( FFXM_I16_t3, int, 3 );
+FFXM_16BIT_VECTOR( FFXM_I16_t4, int, 4 );
+
+FFXM_16BIT_SCALAR( FFXM_U16_t,  uint );
+FFXM_16BIT_VECTOR( FFXM_U16_t2, uint, 2 );
+FFXM_16BIT_VECTOR( FFXM_U16_t3, uint, 3 );
+FFXM_16BIT_VECTOR( FFXM_U16_t4, uint, 4 );
+
+#define TYPEDEF_MIN16_TYPES(Prefix)           \
+typedef FFXM_MIN16_F     Prefix##_F;           \
+typedef FFXM_MIN16_F2    Prefix##_F2;          \
+typedef FFXM_MIN16_F3    Prefix##_F3;          \
+typedef FFXM_MIN16_F4    Prefix##_F4;          \
+typedef FFXM_MIN16_I     Prefix##_I;           \
+typedef FFXM_MIN16_I2    Prefix##_I2;          \
+typedef FFXM_MIN16_I3    Prefix##_I3;          \
+typedef FFXM_MIN16_I4    Prefix##_I4;          \
+typedef FFXM_MIN16_U     Prefix##_U;           \
+typedef FFXM_MIN16_U2    Prefix##_U2;          \
+typedef FFXM_MIN16_U3    Prefix##_U3;          \
+typedef FFXM_MIN16_U4    Prefix##_U4;
+
+#define TYPEDEF_16BIT_TYPES(Prefix)           \
+typedef FFXM_16BIT_F     Prefix##_F;           \
+typedef FFXM_16BIT_F2    Prefix##_F2;          \
+typedef FFXM_16BIT_F3    Prefix##_F3;          \
+typedef FFXM_16BIT_F4    Prefix##_F4;          \
+typedef FFXM_16BIT_I     Prefix##_I;           \
+typedef FFXM_16BIT_I2    Prefix##_I2;          \
+typedef FFXM_16BIT_I3    Prefix##_I3;          \
+typedef FFXM_16BIT_I4    Prefix##_I4;          \
+typedef FFXM_16BIT_U     Prefix##_U;           \
+typedef FFXM_16BIT_U2    Prefix##_U2;          \
+typedef FFXM_16BIT_U3    Prefix##_U3;          \
+typedef FFXM_16BIT_U4    Prefix##_U4;
+
+#define TYPEDEF_FULL_PRECISION_TYPES(Prefix)  \
+typedef FfxFloat32      Prefix##_F;           \
+typedef FfxFloat32x2    Prefix##_F2;          \
+typedef FfxFloat32x3    Prefix##_F3;          \
+typedef FfxFloat32x4    Prefix##_F4;          \
+typedef FfxInt32        Prefix##_I;           \
+typedef FfxInt32x2      Prefix##_I2;          \
+typedef FfxInt32x3      Prefix##_I3;          \
+typedef FfxInt32x4      Prefix##_I4;          \
+typedef FfxUInt32       Prefix##_U;           \
+typedef FfxUInt32x2     Prefix##_U2;          \
+typedef FfxUInt32x3     Prefix##_U3;          \
+typedef FfxUInt32x4     Prefix##_U4;
+#endif // #if defined(FFXM_HLSL)
+
+#if defined(SHADER_API_PSSL)
+
+#if FFXM_HALF
+
+#define  FFXM_MIN16_F  half
+#define  FFXM_MIN16_F2 half2
+#define  FFXM_MIN16_F3 half3
+#define  FFXM_MIN16_F4 half4
+
+#define  FFXM_MIN16_I  short
+#define  FFXM_MIN16_I2 short2
+#define  FFXM_MIN16_I3 short3
+#define  FFXM_MIN16_I4 short4
+
+#define  FFXM_MIN16_U  ushort
+#define  FFXM_MIN16_U2 ushort2
+#define  FFXM_MIN16_U3 ushort3
+#define  FFXM_MIN16_U4 ushort4
+
+#define FFXM_16BIT_F  half
+#define FFXM_16BIT_F2 half2
+#define FFXM_16BIT_F3 half3
+#define FFXM_16BIT_F4 half4
+
+#define FFXM_16BIT_I  short
+#define FFXM_16BIT_I2 short2
+#define FFXM_16BIT_I3 short3
+#define FFXM_16BIT_I4 short4
+
+#define FFXM_16BIT_U  ushort
+#define FFXM_16BIT_U2 ushort2
+#define FFXM_16BIT_U3 ushort3
+#define FFXM_16BIT_U4 ushort4
+
+#else // FFXM_HALF
+
+#define  FFXM_MIN16_F  float
+#define  FFXM_MIN16_F2 float2
+#define  FFXM_MIN16_F3 float3
+#define  FFXM_MIN16_F4 float4
+
+#define  FFXM_MIN16_I  int
+#define  FFXM_MIN16_I2 int2
+#define  FFXM_MIN16_I3 int3
+#define  FFXM_MIN16_I4 int4
+
+#define  FFXM_MIN16_U  uint
+#define  FFXM_MIN16_U2 uint2
+#define  FFXM_MIN16_U3 uint3
+#define  FFXM_MIN16_U4 uint4
+
+#define FFXM_16BIT_F  float
+#define FFXM_16BIT_F2 float2
+#define FFXM_16BIT_F3 float3
+#define FFXM_16BIT_F4 float4
+
+#define FFXM_16BIT_I  int
+#define FFXM_16BIT_I2 int2
+#define FFXM_16BIT_I3 int3
+#define FFXM_16BIT_I4 int4
+
+#define FFXM_16BIT_U  uint
+#define FFXM_16BIT_U2 uint2
+#define FFXM_16BIT_U3 uint3
+#define FFXM_16BIT_U4 uint4
+
+#endif // FFXM_HALF
+
+#endif  // #if defined(SHADER_API_PSSL)
+
+#if defined(FFXM_GLSL)
+
+#if FFXM_HALF
+
+#define  FFXM_MIN16_F  float16_t
+#define  FFXM_MIN16_F2 f16vec2
+#define  FFXM_MIN16_F3 f16vec3
+#define  FFXM_MIN16_F4 f16vec4
+
+#define  FFXM_MIN16_I  int16_t
+#define  FFXM_MIN16_I2 i16vec2
+#define  FFXM_MIN16_I3 i16vec3
+#define  FFXM_MIN16_I4 i16vec4
+
+#define  FFXM_MIN16_U  uint16_t
+#define  FFXM_MIN16_U2 u16vec2
+#define  FFXM_MIN16_U3 u16vec3
+#define  FFXM_MIN16_U4 u16vec4
+
+#define FFXM_16BIT_F  float16_t
+#define FFXM_16BIT_F2 f16vec2
+#define FFXM_16BIT_F3 f16vec3
+#define FFXM_16BIT_F4 f16vec4
+
+#define FFXM_16BIT_I  int16_t
+#define FFXM_16BIT_I2 i16vec2
+#define FFXM_16BIT_I3 i16vec3
+#define FFXM_16BIT_I4 i16vec4
+
+#define FFXM_16BIT_U  uint16_t
+#define FFXM_16BIT_U2 u16vec2
+#define FFXM_16BIT_U3 u16vec3
+#define FFXM_16BIT_U4 u16vec4
+
+#else // FFXM_HALF
+
+#define  FFXM_MIN16_F  float
+#define  FFXM_MIN16_F2 vec2
+#define  FFXM_MIN16_F3 vec3
+#define  FFXM_MIN16_F4 vec4
+
+#define  FFXM_MIN16_I  int
+#define  FFXM_MIN16_I2 ivec2
+#define  FFXM_MIN16_I3 ivec3
+#define  FFXM_MIN16_I4 ivec4
+
+#define  FFXM_MIN16_U  uint
+#define  FFXM_MIN16_U2 uvec2
+#define  FFXM_MIN16_U3 uvec3
+#define  FFXM_MIN16_U4 uvec4
+
+#define FFXM_16BIT_F  float
+#define FFXM_16BIT_F2 vec2
+#define FFXM_16BIT_F3 vec3
+#define FFXM_16BIT_F4 vec4
+
+#define FFXM_16BIT_I  int
+#define FFXM_16BIT_I2 ivec2
+#define FFXM_16BIT_I3 ivec3
+#define FFXM_16BIT_I4 ivec4
+
+#define FFXM_16BIT_U  uint
+#define FFXM_16BIT_U2 uvec2
+#define FFXM_16BIT_U3 uvec3
+#define FFXM_16BIT_U4 uvec4
+
+#endif // FFXM_HALF
+
+#endif // #if defined(FFXM_GLSL)
+
+#endif // #if defined(FFXM_GPU)
+#endif // #ifndef FFXM_COMMON_TYPES_H

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_common_types.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core.h

@@ -0,0 +1,69 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+/// @defgroup FfxGPU GPU
+/// The FidelityFX SDK GPU References
+///
+/// @ingroup ffxSDK
+
+/// @defgroup FfxHLSL HLSL References
+/// FidelityFX SDK HLSL GPU References
+///
+/// @ingroup FfxGPU
+
+/// @defgroup FfxGLSL GLSL References
+/// FidelityFX SDK GLSL GPU References
+///
+/// @ingroup FfxGPU
+
+/// @defgroup FfxGPUEffects FidelityFX GPU References
+/// FidelityFX Effect GPU Reference Documentation
+///
+/// @ingroup FfxGPU
+
+/// @defgroup GPUCore GPU Core
+/// GPU defines and functions
+///
+/// @ingroup FfxGPU
+
+#if !defined(FFXM_CORE_H)
+#define FFXM_CORE_H
+
+#include "ffxm_common_types.h"
+
+#if defined(FFXM_CPU)
+#include "ffxm_core_cpu.h"
+#endif // #if defined(FFXM_CPU)
+
+#if defined(FFXM_GLSL) && defined(FFXM_GPU)
+#include "ffxm_core_glsl.h"
+#endif // #if defined(FFXM_GLSL) && defined(FFXM_GPU)
+
+#if defined(FFXM_HLSL) && defined(FFXM_GPU)
+#include "ffxm_core_hlsl.h"
+#endif // #if defined(FFXM_HLSL) && defined(FFXM_GPU)
+
+#if defined(FFXM_GPU)
+#include "ffxm_core_gpu_common.h"
+#include "ffxm_core_gpu_common_half.h"
+#include "ffxm_core_portability.h"
+#endif // #if defined(FFXM_GPU)
+#endif // #if !defined(FFXM_CORE_H)

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core_cpu.h

@@ -0,0 +1,337 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+/// A define for a true value in a boolean expression.
+///
+/// @ingroup CPUTypes
+#define FFXM_TRUE (1)
+
+/// A define for a false value in a boolean expression.
+///
+/// @ingroup CPUTypes
+#define FFXM_FALSE (0)
+
+#if !defined(FFXM_STATIC)
+/// A define to abstract declaration of static variables and functions.
+///
+/// @ingroup CPUTypes
+#define FFXM_STATIC static
+#endif // #if !defined(FFXM_STATIC)
+
+/// @defgroup CPUCore CPU Core
+/// Core CPU-side defines and functions
+///
+/// @ingroup ffxHost
+
+#ifdef __clang__
+#pragma clang diagnostic ignored "-Wunused-variable"
+#endif
+
+/// Interpret the bit layout of an IEEE-754 floating point value as an unsigned integer.
+///
+/// @param [in] x               A 32bit floating value.
+///
+/// @returns
+/// An unsigned 32bit integer value containing the bit pattern of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxUInt32 ffxAsUInt32(FfxFloat32 x)
+{
+    union
+    {
+        FfxFloat32 f;
+        FfxUInt32  u;
+    } bits;
+
+    bits.f = x;
+    return bits.u;
+}
+
+FFXM_STATIC FfxFloat32 ffxDot2(FfxFloat32x2 a, FfxFloat32x2 b)
+{
+    return a[0] * b[0] + a[1] * b[1];
+}
+
+FFXM_STATIC FfxFloat32 ffxDot3(FfxFloat32x3 a, FfxFloat32x3 b)
+{
+    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
+}
+
+FFXM_STATIC FfxFloat32 ffxDot4(FfxFloat32x4 a, FfxFloat32x4 b)
+{
+    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
+}
+
+/// Compute the linear interopation between two values.
+///
+/// Implemented by calling the GLSL <c><i>mix</i></c> instrinsic function. Implements the
+/// following math:
+///
+///     (1 - t) * x + t * y
+///
+/// @param [in] x               The first value to lerp between.
+/// @param [in] y               The second value to lerp between.
+/// @param [in] t               The value to determine how much of <c><i>x</i></c> and how much of <c><i>y</i></c>.
+///
+/// @returns
+/// A linearly interpolated value between <c><i>x</i></c> and <c><i>y</i></c> according to <c><i>t</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 ffxLerp(FfxFloat32 x, FfxFloat32 y, FfxFloat32 t)
+{
+    return y * t + (-x * t + x);
+}
+
+/// Compute the reciprocal of a value.
+///
+/// @param [in] x               The value to compute the reciprocal for.
+///
+/// @returns
+/// The reciprocal value of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 ffxReciprocal(FfxFloat32 x)
+{
+    return 1.0f / x;
+}
+
+/// Compute the square root of a value.
+///
+/// @param [in] x                   The first value to compute the min of.
+///
+/// @returns
+/// The the square root of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 ffxSqrt(FfxFloat32 x)
+{
+    return sqrt(x);
+}
+
+FFXM_STATIC FfxUInt32 AShrSU1(FfxUInt32 a, FfxUInt32 b)
+{
+    return FfxUInt32(FfxInt32(a) >> FfxInt32(b));
+}
+
+/// Compute the factional part of a decimal value.
+///
+/// This function calculates <c><i>x - floor(x)</i></c>.
+///
+/// @param [in] x               The value to compute the fractional part from.
+///
+/// @returns
+/// The fractional part of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 ffxFract(FfxFloat32 x)
+{
+    return x - floor(x);
+}
+
+/// Compute the reciprocal square root of a value.
+///
+/// @param [in] x               The value to compute the reciprocal for.
+///
+/// @returns
+/// The reciprocal square root value of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 rsqrt(FfxFloat32 x)
+{
+    return ffxReciprocal(ffxSqrt(x));
+}
+
+FFXM_STATIC FfxFloat32 ffxMin(FfxFloat32 x, FfxFloat32 y)
+{
+    return x < y ? x : y;
+}
+
+FFXM_STATIC FfxUInt32 ffxMin(FfxUInt32 x, FfxUInt32 y)
+{
+    return x < y ? x : y;
+}
+
+FFXM_STATIC FfxFloat32 ffxMax(FfxFloat32 x, FfxFloat32 y)
+{
+    return x > y ? x : y;
+}
+
+FFXM_STATIC FfxUInt32 ffxMax(FfxUInt32 x, FfxUInt32 y)
+{
+    return x > y ? x : y;
+}
+
+/// Clamp a value to a [0..1] range.
+///
+/// @param [in] x               The value to clamp to [0..1] range.
+///
+/// @returns
+/// The clamped version of <c><i>x</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxFloat32 ffxSaturate(FfxFloat32 x)
+{
+    return ffxMin(1.0f, ffxMax(0.0f, x));
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+FFXM_STATIC void opAAddOneF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32 b)
+{
+    d[0] = a[0] + b;
+    d[1] = a[1] + b;
+    d[2] = a[2] + b;
+    return;
+}
+
+FFXM_STATIC void opACpyF3(FfxFloat32x3 d, FfxFloat32x3 a)
+{
+    d[0] = a[0];
+    d[1] = a[1];
+    d[2] = a[2];
+    return;
+}
+
+FFXM_STATIC void opAMulF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32x3 b)
+{
+    d[0] = a[0] * b[0];
+    d[1] = a[1] * b[1];
+    d[2] = a[2] * b[2];
+    return;
+}
+
+FFXM_STATIC void opAMulOneF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32 b)
+{
+    d[0] = a[0] * b;
+    d[1] = a[1] * b;
+    d[2] = a[2] * b;
+    return;
+}
+
+FFXM_STATIC void opARcpF3(FfxFloat32x3 d, FfxFloat32x3 a)
+{
+    d[0] = ffxReciprocal(a[0]);
+    d[1] = ffxReciprocal(a[1]);
+    d[2] = ffxReciprocal(a[2]);
+    return;
+}
+
+/// Convert FfxFloat32 to half (in lower 16-bits of output).
+///
+/// This function implements the same fast technique that is documented here: ftp://ftp.fox-toolkit.org/pub/fasthalffloatconversion.pdf
+///
+/// The function supports denormals.
+///
+/// Some conversion rules are to make computations possibly "safer" on the GPU,
+///  -INF & -NaN -> -65504
+///  +INF & +NaN -> +65504
+///
+/// @param [in] f               The 32bit floating point value to convert.
+///
+/// @returns
+/// The closest 16bit floating point value to <c><i>f</i></c>.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxUInt32 f32tof16(FfxFloat32 f)
+{
+    static FfxUInt16 base[512] = {
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0001, 0x0002, 0x0004, 0x0008, 0x0010, 0x0020, 0x0040, 0x0080, 0x0100, 0x0200, 0x0400,
+        0x0800, 0x0c00, 0x1000, 0x1400, 0x1800, 0x1c00, 0x2000, 0x2400, 0x2800, 0x2c00, 0x3000, 0x3400, 0x3800, 0x3c00, 0x4000, 0x4400, 0x4800, 0x4c00, 0x5000,
+        0x5400, 0x5800, 0x5c00, 0x6000, 0x6400, 0x6800, 0x6c00, 0x7000, 0x7400, 0x7800, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff,
+        0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x7bff, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000,
+        0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000,
+        0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000,
+        0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000,
+        0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000,
+        0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8001, 0x8002,
+        0x8004, 0x8008, 0x8010, 0x8020, 0x8040, 0x8080, 0x8100, 0x8200, 0x8400, 0x8800, 0x8c00, 0x9000, 0x9400, 0x9800, 0x9c00, 0xa000, 0xa400, 0xa800, 0xac00,
+        0xb000, 0xb400, 0xb800, 0xbc00, 0xc000, 0xc400, 0xc800, 0xcc00, 0xd000, 0xd400, 0xd800, 0xdc00, 0xe000, 0xe400, 0xe800, 0xec00, 0xf000, 0xf400, 0xf800,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff,
+        0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff, 0xfbff
+    };
+
+    static FfxUInt8 shift[512] = {
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d,
+        0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d,
+        0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+        0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18
+    };
+
+    union
+    {
+        FfxFloat32      f;
+        FfxUInt32 u;
+    } bits;
+
+    bits.f       = f;
+    FfxUInt32 u = bits.u;
+    FfxUInt32 i = u >> 23;
+    return (FfxUInt32)(base[i]) + ((u & 0x7fffff) >> shift[i]);
+}
+
+/// Pack 2x32-bit floating point values in a single 32bit value.
+///
+/// This function first converts each component of <c><i>value</i></c> into their nearest 16-bit floating
+/// point representation, and then stores the X and Y components in the lower and upper 16 bits of the
+/// 32bit unsigned integer respectively.
+///
+/// @param [in] x               A 2-dimensional floating point value to convert and pack.
+///
+/// @returns
+/// A packed 32bit value containing 2 16bit floating point values.
+///
+/// @ingroup CPUCore
+FFXM_STATIC FfxUInt32 packHalf2x16(FfxFloat32x2 x)
+{
+    return f32tof16(x[0]) + (f32tof16(x[1]) << 16);
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core_cpu.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core_hlsl.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core_portability.h

@@ -0,0 +1,50 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+FfxFloat32x3 opAAddOneF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32 b)
+{
+    d = a + ffxBroadcast3(b);
+    return d;
+}
+
+FfxFloat32x3 opACpyF3(FfxFloat32x3 d, FfxFloat32x3 a)
+{
+    d = a;
+    return d;
+}
+
+FfxFloat32x3 opAMulF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32x3 b)
+{
+    d = a * b;
+    return d;
+}
+
+FfxFloat32x3 opAMulOneF3(FfxFloat32x3 d, FfxFloat32x3 a, FfxFloat32 b)
+{
+    d = a * ffxBroadcast3(b);
+    return d;
+}
+
+FfxFloat32x3 opARcpF3(FfxFloat32x3 d, FfxFloat32x3 a)
+{
+    d = rcp(a);
+    return d;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_core_portability.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_accumulate_pass_fs.hlsl

@@ -0,0 +1,100 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_INPUT_EXPOSURE                         0
+#define FSR2_BIND_SRV_DILATED_REACTIVE_MASKS                 1
+#if FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+#define FSR2_BIND_SRV_DILATED_MOTION_VECTORS                 2
+#else
+#define FSR2_BIND_SRV_INPUT_MOTION_VECTORS                   2
+#endif
+#define FSR2_BIND_SRV_INTERNAL_UPSCALED                      3
+#define FSR2_BIND_SRV_LOCK_STATUS                            4
+#define FSR2_BIND_SRV_PREPARED_INPUT_COLOR                   5
+#define FSR2_BIND_SRV_LANCZOS_LUT                            6
+#define FSR2_BIND_SRV_UPSCALE_MAXIMUM_BIAS_LUT               7
+#define FSR2_BIND_SRV_SCENE_LUMINANCE_MIPS                   8
+#define FSR2_BIND_SRV_AUTO_EXPOSURE                          9
+#define FSR2_BIND_SRV_LUMA_HISTORY                           10
+#define FSR2_BIND_SRV_TEMPORAL_REACTIVE                      11
+#define FSR2_BIND_SRV_NEW_LOCKS                              12
+
+#define FSR2_BIND_CB_FSR2                                    0
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_sample.h"
+#include "fsr2/ffxm_fsr2_upsample.h"
+#include "fsr2/ffxm_fsr2_postprocess_lock_status.h"
+#include "fsr2/ffxm_fsr2_reproject.h"
+#include "fsr2/ffxm_fsr2_accumulate.h"
+
+#if defined(SHADER_API_PSSL)
+#pragma PSSL_target_output_format(target 0 FMT_FP16_ABGR)
+#pragma PSSL_target_output_format(target 1 FMT_FP16_ABGR)
+#pragma PSSL_target_output_format(target 2 FMT_FP16_ABGR)
+#endif
+
+struct AccumulateOutputsFS
+{
+#if !FFXM_SHADER_QUALITY_BALANCED_OR_PERFORMANCE
+    FfxFloat32x4 fColorAndWeight    : SV_TARGET0;
+    FfxFloat32x2 fLockStatus        : SV_TARGET1;
+    FfxFloat32x4 fLumaHistory       : SV_TARGET2;
+#if FFXM_FSR2_OPTION_APPLY_SHARPENING == 0
+    FfxFloat32x4 fColor             : SV_TARGET3;
+#endif
+#else // FFXM_SHADER_QUALITY_BALANCED_OR_PERFORMANCE
+    FfxFloat32x4 fUpscaledColor     : SV_TARGET0;
+    FfxFloat32 fTemporalReactive    : SV_TARGET1;
+    FfxFloat32x2 fLockStatus        : SV_TARGET2;
+#if FFXM_FSR2_OPTION_APPLY_SHARPENING == 0
+    FfxFloat32x4 fColor             : SV_TARGET3;
+#endif
+#endif
+};
+
+AccumulateOutputsFS main(float4 SvPosition : SV_POSITION)
+{
+    uint2 uPixelCoord = uint2(SvPosition.xy);
+    AccumulateOutputs result = Accumulate(uPixelCoord);
+    AccumulateOutputsFS output = (AccumulateOutputsFS)0;
+#if !FFXM_SHADER_QUALITY_BALANCED_OR_PERFORMANCE
+    output.fColorAndWeight = result.fColorAndWeight;
+    output.fLumaHistory = result.fLumaHistory;
+#else
+    output.fUpscaledColor = FfxFloat32x4(result.fUpscaledColor, 1.0f);
+    output.fTemporalReactive = result.fTemporalReactive;
+#endif
+    output.fLockStatus = result.fLockStatus;
+#if FFXM_FSR2_OPTION_APPLY_SHARPENING == 0
+    output.fColor = FfxFloat32x4(result.fColor, 1.0f);
+#endif
+    return output;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/SGSR2/Shaders/shaders/sgsr2_convert.hlsl.meta → Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_accumulate_pass_fs.hlsl.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: d980c2a95e08a894d96b558154687e24
+guid: 63de8005a89afab4298bbc1e2edf2a01
 ShaderIncludeImporter:
   externalObjects: {}
   userData: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_autogen_reactive_pass_fs.hlsl

@@ -0,0 +1,79 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_INPUT_OPAQUE_ONLY                     0
+#define FSR2_BIND_SRV_INPUT_COLOR                           1
+
+#define FSR2_BIND_CB_FSR2                                   0
+#define FSR2_BIND_CB_REACTIVE                               1
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+
+#if defined(SHADER_API_PSSL)
+#pragma PSSL_target_output_format(default FMT_FP16_ABGR)
+#endif
+
+struct GenReactiveMaskOutputs
+{
+    FfxFloat32 fReactiveMask : SV_TARGET0;
+};
+
+GenReactiveMaskOutputs main(float4 SvPosition : SV_POSITION)
+{
+    uint2 uPixelCoord = uint2(SvPosition.xy);
+
+    float3 ColorPreAlpha    = LoadOpaqueOnly( FFXM_MIN16_I2(uPixelCoord) ).rgb;
+    float3 ColorPostAlpha   = LoadInputColor(uPixelCoord).rgb;
+
+    if (GenReactiveFlags() & FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_TONEMAP)
+    {
+        ColorPreAlpha = Tonemap(ColorPreAlpha);
+        ColorPostAlpha = Tonemap(ColorPostAlpha);
+    }
+
+    if (GenReactiveFlags() & FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_INVERSETONEMAP)
+    {
+        ColorPreAlpha = InverseTonemap(ColorPreAlpha);
+        ColorPostAlpha = InverseTonemap(ColorPostAlpha);
+    }
+
+    float out_reactive_value = 0.f;
+    float3 delta = abs(ColorPostAlpha - ColorPreAlpha);
+
+    out_reactive_value = (GenReactiveFlags() & FFXM_FSR2_AUTOREACTIVEFLAGS_USE_COMPONENTS_MAX) ? max(delta.x, max(delta.y, delta.z)) : length(delta);
+    out_reactive_value *= GenReactiveScale();
+
+    out_reactive_value = (GenReactiveFlags() & FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_THRESHOLD) ? (out_reactive_value < GenReactiveThreshold() ? 0 : GenReactiveBinaryValue()) : out_reactive_value;
+
+    GenReactiveMaskOutputs results = (GenReactiveMaskOutputs)0;
+    results.fReactiveMask = out_reactive_value;
+
+    return results;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/SGSR2/Shaders/shaders/sgsr2_upscale.hlsl.meta → Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_autogen_reactive_pass_fs.hlsl.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 5cde6f90c795fb841a38f37495375e6e
+guid: 59f96f119bfba924198951bea4194ecd
 ShaderIncludeImporter:
   externalObjects: {}
   userData: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_compute_luminance_pyramid_pass.hlsl

@@ -0,0 +1,64 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_INPUT_COLOR                     0
+#define FSR2_BIND_SRV_AUTO_EXPOSURE                   1
+
+#define FSR2_BIND_UAV_SPD_GLOBAL_ATOMIC               1
+#define FSR2_BIND_UAV_EXPOSURE_MIP_LUMA_CHANGE        2
+#define FSR2_BIND_UAV_EXPOSURE_MIP_5                  3
+#define FSR2_BIND_UAV_AUTO_EXPOSURE                   4
+
+#define FSR2_BIND_CB_FSR2                             0
+#define FSR2_BIND_CB_SPD                              1
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_compute_luminance_pyramid.h"
+
+#ifndef FFXM_FSR2_THREAD_GROUP_WIDTH
+#define FFXM_FSR2_THREAD_GROUP_WIDTH 256
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_WIDTH
+#ifndef FFXM_FSR2_THREAD_GROUP_HEIGHT
+#define FFXM_FSR2_THREAD_GROUP_HEIGHT 1
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_HEIGHT
+#ifndef FFXM_FSR2_THREAD_GROUP_DEPTH
+#define FFXM_FSR2_THREAD_GROUP_DEPTH 1
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_DEPTH
+#ifndef FFXM_FSR2_NUM_THREADS
+#define FFXM_FSR2_NUM_THREADS [numthreads(FFXM_FSR2_THREAD_GROUP_WIDTH, FFXM_FSR2_THREAD_GROUP_HEIGHT, FFXM_FSR2_THREAD_GROUP_DEPTH)]
+#endif // #ifndef FFXM_FSR2_NUM_THREADS
+
+FFXM_PREFER_WAVE64
+FFXM_FSR2_NUM_THREADS
+FFXM_FSR2_EMBED_CB2_ROOTSIG_CONTENT
+void main(uint3 WorkGroupId : SV_GroupID, uint LocalThreadIndex : SV_GroupIndex)
+{
+    ComputeAutoExposure(WorkGroupId, LocalThreadIndex);
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/SGSR2/Shaders/shaders/sgsr2_activate.hlsl.meta → Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_compute_luminance_pyramid_pass.hlsl.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 503a58dfbaf241c4cbabb2b264d66f96
+guid: 4670a9ebaa60c3143be978efc227163b
 ShaderIncludeImporter:
   externalObjects: {}
   userData: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_depth_clip_pass_fs.hlsl

@@ -0,0 +1,67 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_RECONSTRUCTED_PREV_NEAREST_DEPTH      0
+#define FSR2_BIND_SRV_DILATED_MOTION_VECTORS                1
+#define FSR2_BIND_SRV_DILATED_DEPTH                         2
+#define FSR2_BIND_SRV_REACTIVE_MASK                         3
+#define FSR2_BIND_SRV_TRANSPARENCY_AND_COMPOSITION_MASK     4
+#define FSR2_BIND_SRV_PREVIOUS_DILATED_MOTION_VECTORS       5
+#define FSR2_BIND_SRV_INPUT_MOTION_VECTORS                  6
+#define FSR2_BIND_SRV_INPUT_COLOR                           7
+#define FSR2_BIND_SRV_INPUT_DEPTH                           8
+#define FSR2_BIND_SRV_INPUT_EXPOSURE                        9
+
+#define FSR2_BIND_CB_FSR2                                   0
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_sample.h"
+#include "fsr2/ffxm_fsr2_depth_clip.h"
+
+#if defined(SHADER_API_PSSL)
+#pragma PSSL_target_output_format(target 0 FMT_FP16_ABGR)
+#pragma PSSL_target_output_format(target 1 FMT_FP16_ABGR)
+#endif
+
+struct DepthClipOutputsFS
+{
+    FfxFloat32x4 fTonemapped              : SV_TARGET0;
+    FfxFloat32x2 fDilatedReactiveMasks    : SV_TARGET1;
+};
+
+DepthClipOutputsFS main(float4 SvPosition : SV_POSITION)
+{
+    uint2 uPixelCoord = uint2(SvPosition.xy);
+    DepthClipOutputs result = DepthClip(uPixelCoord);
+    DepthClipOutputsFS output = (DepthClipOutputsFS)0;
+    output.fTonemapped = result.fTonemapped;
+    output.fDilatedReactiveMasks = result.fDilatedReactiveMasks;
+    return output;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_depth_clip_pass_fs.hlsl.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 2825c941cb2d43145b426c42ec6e7869
+ShaderIncludeImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_lock_pass.hlsl

@@ -0,0 +1,63 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_LOCK_INPUT_LUMA                       0
+
+#define FSR2_BIND_UAV_NEW_LOCKS                             1
+#define FSR2_BIND_UAV_RECONSTRUCTED_PREV_NEAREST_DEPTH      2
+
+#define FSR2_BIND_CB_FSR2                                   0
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_sample.h"
+#include "fsr2/ffxm_fsr2_lock.h"
+
+#ifndef FFXM_FSR2_THREAD_GROUP_WIDTH
+#define FFXM_FSR2_THREAD_GROUP_WIDTH 8
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_WIDTH
+#ifndef FFXM_FSR2_THREAD_GROUP_HEIGHT
+#define FFXM_FSR2_THREAD_GROUP_HEIGHT 8
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_HEIGHT
+#ifndef FFXM_FSR2_THREAD_GROUP_DEPTH
+#define FFXM_FSR2_THREAD_GROUP_DEPTH 1
+#endif // #ifndef FFXM_FSR2_THREAD_GROUP_DEPTH
+#ifndef FFXM_FSR2_NUM_THREADS
+#define FFXM_FSR2_NUM_THREADS [numthreads(FFXM_FSR2_THREAD_GROUP_WIDTH, FFXM_FSR2_THREAD_GROUP_HEIGHT, FFXM_FSR2_THREAD_GROUP_DEPTH)]
+#endif // #ifndef FFXM_FSR2_NUM_THREADS
+
+FFXM_PREFER_WAVE64
+FFXM_FSR2_NUM_THREADS
+FFXM_FSR2_EMBED_ROOTSIG_CONTENT
+void main(uint2 uGroupId : SV_GroupID, uint2 uGroupThreadId : SV_GroupThreadID)
+{
+    uint2 uDispatchThreadId = uGroupId * uint2(FFXM_FSR2_THREAD_GROUP_WIDTH, FFXM_FSR2_THREAD_GROUP_HEIGHT) + uGroupThreadId;
+
+    ComputeLock(uDispatchThreadId);
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_lock_pass.hlsl.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 78914a065e6727e4d8255fb76b44d5da
+ShaderIncludeImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_rcas_pass_fs.hlsl

@@ -0,0 +1,52 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_INPUT_EXPOSURE        0
+#define FSR2_BIND_SRV_RCAS_INPUT            1
+
+#define FSR2_BIND_CB_FSR2                   0
+#define FSR2_BIND_CB_RCAS                   1
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_rcas.h"
+
+struct RCASOutputsFS
+{
+    FfxFloat32x4 fUpscaledColor    : SV_TARGET0;
+};
+
+RCASOutputsFS main(float4 SvPosition : SV_POSITION)
+{
+    uint2 uPixelCoord = uint2(SvPosition.xy);
+    RCASOutputs result = RCAS(uPixelCoord);
+    RCASOutputsFS output = (RCASOutputsFS)0;
+    output.fUpscaledColor = FfxFloat32x4(result.fUpscaledColor, 1.0f);
+    return output;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_rcas_pass_fs.hlsl.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 16a306235fdc01044a347f0cb0a9b147
+ShaderIncludeImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_reconstruct_previous_depth_pass_fs.hlsl

@@ -0,0 +1,68 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define FSR2_BIND_SRV_INPUT_MOTION_VECTORS                  0
+#define FSR2_BIND_SRV_INPUT_DEPTH                           1
+#define FSR2_BIND_SRV_INPUT_COLOR                           2
+#define FSR2_BIND_SRV_INPUT_EXPOSURE                        3
+
+#define FSR2_BIND_UAV_RECONSTRUCTED_PREV_NEAREST_DEPTH      3
+
+#define FSR2_BIND_CB_FSR2                                   0
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#include "fsr2/ffxm_fsr2_callbacks_hlsl.h"
+#include "fsr2/ffxm_fsr2_common.h"
+#include "fsr2/ffxm_fsr2_sample.h"
+#include "fsr2/ffxm_fsr2_reconstruct_dilated_velocity_and_previous_depth.h"
+
+#if defined(SHADER_API_PSSL)
+#pragma PSSL_target_output_format(target 0 FMT_32_R)
+#pragma PSSL_target_output_format(target 1 FMT_32_R)
+#pragma PSSL_target_output_format(target 2 FMT_FP16_ABGR)
+#pragma PSSL_target_output_format(target 3 FMT_32_R)
+#endif
+
+struct ReconstructPrevDepthOutputsFS
+{
+    FfxFloat32 fDepth           : SV_TARGET0;
+    FfxFloat32 fLuma            : SV_TARGET1;
+    FfxFloat32x2 fMotionVector  : SV_TARGET2;
+};
+
+
+ReconstructPrevDepthOutputsFS main(float4 SvPosition : SV_POSITION)
+{
+    uint2 uPixelCoord = uint2(SvPosition.xy);
+    ReconstructPrevDepthOutputs result = ReconstructAndDilate(uPixelCoord);
+    ReconstructPrevDepthOutputsFS output = (ReconstructPrevDepthOutputsFS)0;
+    output.fDepth = result.fDepth;
+    output.fLuma = result.fLuma;
+    output.fMotionVector = result.fMotionVector;
+    return output;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_reconstruct_previous_depth_pass_fs.hlsl.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: bdcb34025b67be743a32494703775cc1
+ShaderIncludeImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_vs.hlsl

@@ -0,0 +1,44 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+// Global mandatory defines
+#if !defined(FFXM_GPU)
+#define FFXM_GPU 1
+#endif
+#if !defined(FFXM_HLSL)
+#define FFXM_HLSL 1
+#endif
+
+#define FSR2_BIND_CB_FSR2 0
+
+struct VertexOut
+{
+	float4 position : SV_POSITION;
+};
+
+VertexOut VertMain(uint uVertexId : SV_VERTEXID)
+{
+	VertexOut output;
+	float2 uv = float2(uVertexId & 1, uVertexId >> 1) * 2.0;
+	output.position = float4(uv * 2.0 - 1.0, 0.0, 1.0);
+
+	return output;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/ffxm_fsr2_vs.hlsl.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr1.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr1/ffxm_fsr1.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_accumulate.h

@@ -0,0 +1,379 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_ACCUMULATE_H
+#define FFXM_FSR2_ACCUMULATE_H
+
+struct AccumulateOutputs
+{
+#if !FFXM_SHADER_QUALITY_OPT_SEPARATE_TEMPORAL_REACTIVE
+    FfxFloat32x4 fColorAndWeight;
+#else
+    FfxFloat32x3 fUpscaledColor;
+    FfxFloat32 fTemporalReactive;
+#endif
+    FfxFloat32x2 fLockStatus;
+    FfxFloat32x4 fLumaHistory;
+#if (FFXM_FSR2_OPTION_APPLY_SHARPENING == 0)
+    FfxFloat32x3 fColor;
+#endif
+};
+
+FfxFloat32 GetPxHrVelocity(FfxFloat32x2 fMotionVector)
+{
+    return length(fMotionVector * DisplaySize());
+}
+#if FFXM_HALF
+FFXM_MIN16_F GetPxHrVelocity(FFXM_MIN16_F2 fMotionVector)
+{
+    return length(fMotionVector * FFXM_MIN16_F2(DisplaySize()));
+}
+#endif
+
+void Accumulate(const AccumulationPassCommonParams params, FFXM_PARAMETER_INOUT FfxFloat32x3 fHistoryColor, FfxFloat32x3 fAccumulation, FFXM_PARAMETER_IN FfxFloat32x4 fUpsampledColorAndWeight)
+{
+    // Aviod invalid values when accumulation and upsampled weight is 0
+    fAccumulation = ffxMax(FSR2_EPSILON.xxx, fAccumulation + fUpsampledColorAndWeight.www);
+
+#if FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+#if FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    fHistoryColor = Tonemap(fHistoryColor);
+#else
+    //YCoCg -> RGB -> Tonemap -> YCoCg (Use RGB tonemapper to avoid color desaturation)
+    fUpsampledColorAndWeight.xyz = RGBToYCoCg(Tonemap(YCoCgToRGB(fUpsampledColorAndWeight.xyz)));
+    fHistoryColor = RGBToYCoCg(Tonemap(YCoCgToRGB(fHistoryColor)));
+#endif
+#endif
+
+    const FfxFloat32x3 fAlpha = fUpsampledColorAndWeight.www / fAccumulation;
+    fHistoryColor = ffxLerp(fHistoryColor, fUpsampledColorAndWeight.xyz, fAlpha);
+
+#if !FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    fHistoryColor = YCoCgToRGB(fHistoryColor);
+#endif
+
+#if FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+    fHistoryColor = InverseTonemap(fHistoryColor);
+#endif
+}
+
+#if FFXM_HALF
+void RectifyHistory(
+    const AccumulationPassCommonParams params,
+    RectificationBoxMin16 clippingBox,
+    FFXM_PARAMETER_INOUT FfxFloat32x3 fHistoryColor,
+    FFXM_PARAMETER_INOUT FfxFloat32x3 fAccumulation,
+    FfxFloat32 fLockContributionThisFrame,
+    FfxFloat32 fTemporalReactiveFactor,
+    FfxFloat32 fLumaInstabilityFactor)
+#else
+void RectifyHistory(
+    const AccumulationPassCommonParams params,
+    RectificationBox clippingBox,
+    FFXM_PARAMETER_INOUT FfxFloat32x3 fHistoryColor,
+    FFXM_PARAMETER_INOUT FfxFloat32x3 fAccumulation,
+    FfxFloat32 fLockContributionThisFrame,
+    FfxFloat32 fTemporalReactiveFactor,
+    FfxFloat32 fLumaInstabilityFactor)
+#endif
+{
+    FfxFloat32 fScaleFactorInfluence = ffxMin(20.0f, ffxPow(FfxFloat32(1.0f / length(DownscaleFactor().x * DownscaleFactor().y)), 3.0f));
+
+    const FfxFloat32 fVecolityFactor = ffxSaturate(params.fHrVelocity / 20.0f);
+    const FfxFloat32 fBoxScaleT = ffxMax(params.fDepthClipFactor, ffxMax(params.fAccumulationMask, fVecolityFactor));
+    FfxFloat32 fBoxScale = ffxLerp(fScaleFactorInfluence, 1.0f, fBoxScaleT);
+
+    FfxFloat32x3 fScaledBoxVec = clippingBox.boxVec * fBoxScale;
+    FfxFloat32x3 boxMin = clippingBox.boxCenter - fScaledBoxVec;
+    FfxFloat32x3 boxMax = clippingBox.boxCenter + fScaledBoxVec;
+    FfxFloat32x3 boxCenter = clippingBox.boxCenter;
+    FfxFloat32 boxVecSize = length(clippingBox.boxVec);
+
+    boxMin = ffxMax(clippingBox.aabbMin, boxMin);
+    boxMax = ffxMin(clippingBox.aabbMax, boxMax);
+#if FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    boxMin = InverseTonemap(boxMin);
+    boxMax = InverseTonemap(boxMax);
+#endif
+
+    if (any(FFXM_GREATER_THAN(boxMin, fHistoryColor)) || any(FFXM_GREATER_THAN(fHistoryColor, boxMax))) {
+
+        const FfxFloat32x3 fClampedHistoryColor = clamp(fHistoryColor, boxMin, boxMax);
+
+        FfxFloat32x3 fHistoryContribution = ffxMax(fLumaInstabilityFactor, fLockContributionThisFrame).xxx;
+
+        const FfxFloat32 fReactiveFactor = params.fDilatedReactiveFactor;
+        const FfxFloat32 fReactiveContribution = 1.0f - ffxPow(fReactiveFactor, 1.0f / 2.0f);
+        fHistoryContribution *= fReactiveContribution;
+
+        // Scale history color using rectification info, also using accumulation mask to avoid potential invalid color protection
+        fHistoryColor = ffxLerp(fClampedHistoryColor, fHistoryColor, ffxSaturate(fHistoryContribution));
+
+        // Scale accumulation using rectification info
+        const FfxFloat32x3 fAccumulationMin = ffxMin(fAccumulation, FFXM_BROADCAST_FLOAT32X3(0.1f));
+        fAccumulation = ffxLerp(fAccumulationMin, fAccumulation, ffxSaturate(fHistoryContribution));
+    }
+}
+
+void FinalizeLockStatus(const AccumulationPassCommonParams params, FfxFloat32x2 fLockStatus, FfxFloat32 fUpsampledWeight, FFXM_PARAMETER_INOUT AccumulateOutputs result)
+{
+    // we expect similar motion for next frame
+    // kill lock if that location is outside screen, avoid locks to be clamped to screen borders
+    FfxFloat32x2 fEstimatedUvNextFrame = params.fHrUv - params.fMotionVector;
+    if (IsUvInside(fEstimatedUvNextFrame) == false) {
+        KillLock(fLockStatus);
+    }
+    else {
+        // Decrease lock lifetime
+        const FfxFloat32 fLifetimeDecreaseLanczosMax = FfxFloat32(JitterSequenceLength()) * FfxFloat32(fAverageLanczosWeightPerFrame);
+        const FfxFloat32 fLifetimeDecrease = FfxFloat32(fUpsampledWeight / fLifetimeDecreaseLanczosMax);
+        fLockStatus[LOCK_LIFETIME_REMAINING] = ffxMax(FfxFloat32(0), fLockStatus[LOCK_LIFETIME_REMAINING] - fLifetimeDecrease);
+    }
+
+    result.fLockStatus = fLockStatus;
+}
+
+
+FfxFloat32x3 ComputeBaseAccumulationWeight(const AccumulationPassCommonParams params, FfxFloat32 fThisFrameReactiveFactor, FfxBoolean bInMotionLastFrame, FfxFloat32 fUpsampledWeight, LockState lockState)
+{
+    // Always assume max accumulation was reached
+    FfxFloat32 fBaseAccumulation = fMaxAccumulationLanczosWeight * FfxFloat32(params.bIsExistingSample) * (1.0f - fThisFrameReactiveFactor) * (1.0f - params.fDepthClipFactor);
+
+    fBaseAccumulation = ffxMin(fBaseAccumulation, ffxLerp(fBaseAccumulation, fUpsampledWeight * 10.0f, ffxMax(FfxFloat32(bInMotionLastFrame), ffxSaturate(params.fHrVelocity * FfxFloat32(10)))));
+
+    fBaseAccumulation = ffxMin(fBaseAccumulation, ffxLerp(fBaseAccumulation, fUpsampledWeight, ffxSaturate(params.fHrVelocity / FfxFloat32(20))));
+
+    return fBaseAccumulation.xxx;
+}
+
+#if FFXM_HALF
+FfxFloat32 ComputeLumaInstabilityFactor(const AccumulationPassCommonParams params, RectificationBoxMin16 clippingBox, FfxFloat32 fThisFrameReactiveFactor, FfxFloat32 fLuminanceDiff, FFXM_PARAMETER_INOUT AccumulateOutputs result)
+#else
+FfxFloat32 ComputeLumaInstabilityFactor(const AccumulationPassCommonParams params, RectificationBox clippingBox, FfxFloat32 fThisFrameReactiveFactor, FfxFloat32 fLuminanceDiff, FFXM_PARAMETER_INOUT AccumulateOutputs result)
+#endif
+{
+    const FfxFloat32 fUnormThreshold = 1.0f / 255.0f;
+    const FfxInt32 N_MINUS_1 = 0;
+    const FfxInt32 N_MINUS_2 = 1;
+    const FfxInt32 N_MINUS_3 = 2;
+    const FfxInt32 N_MINUS_4 = 3;
+
+    FfxFloat32 fCurrentFrameLuma = clippingBox.boxCenter.x;
+
+#if FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+    fCurrentFrameLuma = fCurrentFrameLuma / (1.0f + ffxMax(0.0f, fCurrentFrameLuma));
+#endif
+
+    fCurrentFrameLuma = round(fCurrentFrameLuma * 255.0f) / 255.0f;
+
+    const FfxBoolean bSampleLumaHistory = (ffxMax(ffxMax(params.fDepthClipFactor, params.fAccumulationMask), fLuminanceDiff) < 0.1f) && (params.bIsNewSample == false);
+    FfxFloat32x4 fCurrentFrameLumaHistory = bSampleLumaHistory ? SampleLumaHistory(params.fReprojectedHrUv) : FFXM_BROADCAST_FLOAT32X4(0.0f);
+
+    FfxFloat32 fLumaInstability = 0.0f;
+    FfxFloat32 fDiffs0 = (fCurrentFrameLuma - fCurrentFrameLumaHistory[N_MINUS_1]);
+
+    FfxFloat32 fMin = abs(fDiffs0);
+
+    if (fMin >= fUnormThreshold) {
+        for (int i = N_MINUS_2; i <= N_MINUS_4; i++) {
+            FfxFloat32 fDiffs1 = (fCurrentFrameLuma - fCurrentFrameLumaHistory[i]);
+
+            if (sign(fDiffs0) == sign(fDiffs1)) {
+
+                // Scale difference to protect historically similar values
+                const FfxFloat32 fMinBias = 1.0f;
+                fMin = ffxMin(fMin, abs(fDiffs1) * fMinBias);
+            }
+        }
+
+        const FfxFloat32 fBoxSize       = clippingBox.boxVec.x;
+        const FfxFloat32 fBoxSizeFactor = ffxPow(ffxSaturate(fBoxSize / 0.1f), 6.0f);
+
+        fLumaInstability = FfxFloat32(fMin != abs(fDiffs0)) * fBoxSizeFactor;
+        fLumaInstability = FfxFloat32(fLumaInstability > fUnormThreshold);
+
+        fLumaInstability *= 1.0f - ffxMax(params.fAccumulationMask, ffxPow(fThisFrameReactiveFactor, 1.0f / 6.0f));
+    }
+
+    //shift history
+    fCurrentFrameLumaHistory[N_MINUS_4] = fCurrentFrameLumaHistory[N_MINUS_3];
+    fCurrentFrameLumaHistory[N_MINUS_3] = fCurrentFrameLumaHistory[N_MINUS_2];
+    fCurrentFrameLumaHistory[N_MINUS_2] = fCurrentFrameLumaHistory[N_MINUS_1];
+    fCurrentFrameLumaHistory[N_MINUS_1] = fCurrentFrameLuma;
+
+    result.fLumaHistory = fCurrentFrameLumaHistory;
+
+    return fLumaInstability * FfxFloat32(fCurrentFrameLumaHistory[N_MINUS_4] != 0);
+}
+
+FfxFloat32 ComputeTemporalReactiveFactor(const AccumulationPassCommonParams params, FfxFloat32 fTemporalReactiveFactor)
+{
+    FfxFloat32 fNewFactor = ffxMin(0.99f, fTemporalReactiveFactor);
+
+    fNewFactor = ffxMax(fNewFactor, ffxLerp(fNewFactor, 0.4f, ffxSaturate(params.fHrVelocity)));
+
+    fNewFactor = ffxMax(fNewFactor * fNewFactor, ffxMax(params.fDepthClipFactor * 0.1f, params.fDilatedReactiveFactor));
+
+    // Force reactive factor for new samples
+    fNewFactor = params.bIsNewSample ? 1.0f : fNewFactor;
+
+    if (ffxSaturate(params.fHrVelocity * 10.0f) >= 1.0f) {
+        fNewFactor = ffxMax(FSR2_EPSILON, fNewFactor) * -1.0f;
+    }
+
+    return fNewFactor;
+}
+
+void initReactiveMaskFactors(FFXM_PARAMETER_INOUT AccumulationPassCommonParams params)
+{
+    const FFXM_MIN16_F2 fDilatedReactiveMasks = FFXM_MIN16_F2(SampleDilatedReactiveMasks(params.fLrUv_HwSampler));
+    params.fDilatedReactiveFactor = fDilatedReactiveMasks.x;
+    params.fAccumulationMask = fDilatedReactiveMasks.y;
+}
+
+void initDepthClipFactors(FFXM_PARAMETER_INOUT AccumulationPassCommonParams params)
+{
+    params.fDepthClipFactor = FFXM_MIN16_F(ffxSaturate(SampleDepthClip(params.fLrUv_HwSampler)));
+}
+
+void initIsNewSample(FFXM_PARAMETER_INOUT AccumulationPassCommonParams params)
+{
+    const FfxBoolean bIsResetFrame = (0 == FrameIndex());
+    params.bIsNewSample = (params.bIsExistingSample == false || bIsResetFrame);
+}
+
+
+AccumulationPassCommonParams InitParams(FfxInt32x2 iPxHrPos)
+{
+    AccumulationPassCommonParams params = (AccumulationPassCommonParams)0;
+
+    params.iPxHrPos = iPxHrPos;
+    const FfxFloat32x2 fHrUv = (iPxHrPos + 0.5f) / DisplaySize();
+    params.fHrUv = fHrUv;
+
+    const FfxFloat32x2 fLrUvJittered = fHrUv + Jitter() / RenderSize();
+    params.fLrUv_HwSampler = ClampUv(fLrUvJittered, RenderSize(), MaxRenderSize());
+
+    params.fMotionVector = GetMotionVector(iPxHrPos, fHrUv);
+    params.fHrVelocity = GetPxHrVelocity(params.fMotionVector);
+
+    ComputeReprojectedUVs(params, params.fReprojectedHrUv, params.bIsExistingSample);
+
+    return params;
+}
+
+AccumulateOutputs Accumulate(FfxInt32x2 iPxHrPos)
+{
+    AccumulationPassCommonParams params = InitParams(iPxHrPos);
+
+    FfxFloat32x3 fHistoryColor = FfxFloat32x3(0, 0, 0);
+    FFXM_MIN16_F2 fLockStatus;
+    InitializeNewLockSample(fLockStatus);
+
+    FFXM_MIN16_F fTemporalReactiveFactor = FFXM_MIN16_F(0.0f);
+    FfxBoolean bInMotionLastFrame = FFXM_FALSE;
+    LockState lockState = { FFXM_FALSE , FFXM_FALSE };
+    const FfxBoolean bIsResetFrame = (0 == FrameIndex());
+    if (params.bIsExistingSample && !bIsResetFrame) {
+        ReprojectHistoryColor(params, fHistoryColor, fTemporalReactiveFactor, bInMotionLastFrame);
+        lockState = ReprojectHistoryLockStatus(params, fLockStatus);
+    }
+
+    initReactiveMaskFactors(params);
+    initDepthClipFactors(params);
+
+    FfxFloat32 fThisFrameReactiveFactor = ffxMax(params.fDilatedReactiveFactor, fTemporalReactiveFactor);
+
+    FfxFloat32 fLuminanceDiff = 0.0f;
+    FfxFloat32 fLockContributionThisFrame = 0.0f;
+    FfxFloat32x2 fLockStatus32 = {fLockStatus.x, fLockStatus.y};
+    UpdateLockStatus(params, fThisFrameReactiveFactor, lockState, fLockStatus32, fLockContributionThisFrame, fLuminanceDiff);
+    fLockStatus = FFXM_MIN16_F2(fLockStatus32);
+
+#ifdef FFXM_HLSL
+    AccumulateOutputs results = (AccumulateOutputs)0;
+#else
+    AccumulateOutputs results;
+#endif
+
+    // Load upsampled input color
+#if FFXM_HALF
+#ifdef FFXM_HLSL
+    RectificationBoxMin16 clippingBox = (RectificationBoxMin16)0;
+#else
+    RectificationBoxMin16 clippingBox;
+#endif
+#else
+#ifdef FFXM_HLSL
+    RectificationBox clippingBox = (RectificationBox)0;
+#else
+    RectificationBox clippingBox;
+#endif
+#endif
+
+    initIsNewSample(params);
+
+    FfxFloat32x4 fUpsampledColorAndWeight = ComputeUpsampledColorAndWeight(params, clippingBox, fThisFrameReactiveFactor);
+
+    FinalizeLockStatus(params, fLockStatus, fUpsampledColorAndWeight.w, results);
+
+#if FFXM_SHADER_QUALITY_OPT_DISABLE_LUMA_INSTABILITY
+    const FfxFloat32 fLumaInstabilityFactor = 0.0f;
+#else
+    const FfxFloat32 fLumaInstabilityFactor = ComputeLumaInstabilityFactor(params, clippingBox, fThisFrameReactiveFactor, fLuminanceDiff, results);
+#endif
+
+    FfxFloat32x3 fAccumulation = ComputeBaseAccumulationWeight(params, fThisFrameReactiveFactor, bInMotionLastFrame, fUpsampledColorAndWeight.w, lockState);
+
+    if (params.bIsNewSample) {
+#if FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+        fHistoryColor = InverseTonemap(fUpsampledColorAndWeight.xyz);
+#else
+        fHistoryColor = YCoCgToRGB(fUpsampledColorAndWeight.xyz);
+#endif
+    }
+    else {
+        RectifyHistory(params, clippingBox, fHistoryColor, fAccumulation, fLockContributionThisFrame, fThisFrameReactiveFactor, fLumaInstabilityFactor);
+
+        Accumulate(params, fHistoryColor, fAccumulation, fUpsampledColorAndWeight);
+    }
+
+    fHistoryColor = UnprepareRgb(fHistoryColor, Exposure());
+
+    // Get new temporal reactive factor
+    fTemporalReactiveFactor = FFXM_MIN16_F(ComputeTemporalReactiveFactor(params, fThisFrameReactiveFactor));
+
+#if !FFXM_SHADER_QUALITY_OPT_SEPARATE_TEMPORAL_REACTIVE
+    results.fColorAndWeight = FfxFloat32x4(fHistoryColor, fTemporalReactiveFactor);
+#else
+    // Output the upscaled color and the temporal reactive factor if these are contained in separate textures
+    results.fUpscaledColor = fHistoryColor;
+    results.fTemporalReactive = fTemporalReactiveFactor;
+#endif
+    // Output final color when RCAS is disabled
+#if FFXM_FSR2_OPTION_APPLY_SHARPENING == 0
+    results.fColor = fHistoryColor;
+#endif
+
+    return results;
+}
+
+#endif // FFXM_FSR2_ACCUMULATE_H

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_accumulate.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_callbacks_hlsl.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_common.h

@@ -0,0 +1,595 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#if !defined(FFXM_FSR2_COMMON_H)
+#define FFXM_FSR2_COMMON_H
+
+#if defined(FFXM_CPU) || defined(FFXM_GPU)
+//Locks
+#define LOCK_LIFETIME_REMAINING 0
+#define LOCK_TEMPORAL_LUMA 1
+#endif // #if defined(FFXM_CPU) || defined(FFXM_GPU)
+
+#if defined(FFXM_GPU)
+FFXM_STATIC const FfxFloat32 FSR2_FP16_MIN = 6.10e-05f;
+FFXM_STATIC const FfxFloat32 FSR2_FP16_MAX = 65504.0f;
+FFXM_STATIC const FfxFloat32 FSR2_EPSILON = 1e-03f;
+FFXM_STATIC const FfxFloat32 FSR2_TONEMAP_EPSILON = 1.0f / FSR2_FP16_MAX;
+FFXM_STATIC const FfxFloat32 FSR2_FLT_MAX = 3.402823466e+38f;
+FFXM_STATIC const FfxFloat32 FSR2_FLT_MIN = 1.175494351e-38f;
+
+// treat vector truncation warnings as errors
+#pragma warning(error: 3206)
+
+// suppress warnings
+#pragma warning(disable: 3205)  // conversion from larger type to smaller
+#pragma warning(disable: 3571)  // in ffxPow(f, e), f could be negative
+
+// Reconstructed depth usage
+FFXM_STATIC const FfxFloat32 fReconstructedDepthBilinearWeightThreshold = 0.01f;
+
+// Accumulation
+#if !FFXM_SHADER_QUALITY_OPT_UPSCALING_LANCZOS_5TAP
+FFXM_STATIC const FfxFloat32 fUpsampleLanczosWeightScale = 1.0f / 9.0f;
+#else
+FFXM_STATIC const FfxFloat32 fUpsampleLanczosWeightScale = 1.0f / 5.0f;
+#endif
+FFXM_STATIC const FfxFloat32 fMaxAccumulationLanczosWeight = 1.0f;
+FFXM_STATIC const FfxFloat32 fAverageLanczosWeightPerFrame = 0.74f * fUpsampleLanczosWeightScale; // Average lanczos weight for jitter accumulated samples
+FFXM_STATIC const FfxFloat32 fAccumulationMaxOnMotion = 3.0f * fUpsampleLanczosWeightScale;
+
+// Auto exposure
+FFXM_STATIC const FfxFloat32 resetAutoExposureAverageSmoothing = 1e4f;
+
+// Optimizations defines
+#ifndef FFXM_OPT_USE_GATHER_OPS
+#define FFXM_OPT_USE_GATHER_OPS 0
+#endif
+
+struct AccumulationPassCommonParams
+{
+    FfxInt32x2 iPxHrPos;
+    FfxFloat32x2 fHrUv;
+    FfxFloat32x2 fLrUv_HwSampler;
+    FfxFloat32x2 fMotionVector;
+    FfxFloat32x2 fReprojectedHrUv;
+    FfxFloat32 fHrVelocity;
+    FFXM_MIN16_F fDepthClipFactor;
+    FFXM_MIN16_F fDilatedReactiveFactor;
+    FFXM_MIN16_F fAccumulationMask;
+
+    //FfxBoolean bIsResetFrame;
+    FfxBoolean bIsExistingSample;
+    FfxBoolean bIsNewSample;
+};
+
+struct LockState
+{
+    FfxBoolean NewLock; //Set for both unique new and re-locked new
+    FfxBoolean WasLockedPrevFrame; //Set to identify if the pixel was already locked (relock)
+};
+
+void InitializeNewLockSample(FFXM_PARAMETER_OUT FfxFloat32x2 fLockStatus)
+{
+    fLockStatus = FfxFloat32x2(0, 0);
+}
+
+#if FFXM_HALF
+void InitializeNewLockSample(FFXM_PARAMETER_OUT FFXM_MIN16_F2 fLockStatus)
+{
+    fLockStatus = FFXM_MIN16_F2(0, 0);
+}
+#endif
+
+
+void KillLock(FFXM_PARAMETER_INOUT FfxFloat32x2 fLockStatus)
+{
+    fLockStatus[LOCK_LIFETIME_REMAINING] = 0;
+}
+
+#if FFXM_HALF
+void KillLock(FFXM_PARAMETER_INOUT FFXM_MIN16_F2 fLockStatus)
+{
+    fLockStatus[LOCK_LIFETIME_REMAINING] = FFXM_MIN16_F(0);
+}
+#endif
+
+struct RectificationBox
+{
+    FfxFloat32x3 boxCenter;
+    FfxFloat32x3 boxVec;
+    FfxFloat32x3 aabbMin;
+    FfxFloat32x3 aabbMax;
+    FfxFloat32 fBoxCenterWeight;
+};
+#if FFXM_HALF
+struct RectificationBoxMin16
+{
+    FFXM_MIN16_F3 boxCenter;
+    FFXM_MIN16_F3 boxVec;
+    FFXM_MIN16_F3 aabbMin;
+    FFXM_MIN16_F3 aabbMax;
+    FFXM_MIN16_F fBoxCenterWeight;
+};
+#endif
+
+void RectificationBoxReset(FFXM_PARAMETER_INOUT RectificationBox rectificationBox)
+{
+    rectificationBox.fBoxCenterWeight = FfxFloat32(0);
+
+    rectificationBox.boxCenter = FfxFloat32x3(0, 0, 0);
+    rectificationBox.boxVec = FfxFloat32x3(0, 0, 0);
+    rectificationBox.aabbMin = FfxFloat32x3(FSR2_FLT_MAX, FSR2_FLT_MAX, FSR2_FLT_MAX);
+    rectificationBox.aabbMax = -FfxFloat32x3(FSR2_FLT_MAX, FSR2_FLT_MAX, FSR2_FLT_MAX);
+}
+#if FFXM_HALF
+void RectificationBoxReset(FFXM_PARAMETER_INOUT RectificationBoxMin16 rectificationBox)
+{
+    rectificationBox.fBoxCenterWeight = FFXM_MIN16_F(0);
+
+    rectificationBox.boxCenter = FFXM_MIN16_F3(0, 0, 0);
+    rectificationBox.boxVec = FFXM_MIN16_F3(0, 0, 0);
+    rectificationBox.aabbMin = FFXM_MIN16_F3(FSR2_FP16_MAX, FSR2_FP16_MAX, FSR2_FP16_MAX);
+    rectificationBox.aabbMax = -FFXM_MIN16_F3(FSR2_FP16_MAX, FSR2_FP16_MAX, FSR2_FP16_MAX);
+}
+#endif
+
+void RectificationBoxAddInitialSample(FFXM_PARAMETER_INOUT RectificationBox rectificationBox, const FfxFloat32x3 colorSample, const FfxFloat32 fSampleWeight)
+{
+    rectificationBox.aabbMin = colorSample;
+    rectificationBox.aabbMax = colorSample;
+
+    FfxFloat32x3 weightedSample = colorSample * fSampleWeight;
+    rectificationBox.boxCenter = weightedSample;
+    rectificationBox.boxVec = colorSample * weightedSample;
+    rectificationBox.fBoxCenterWeight = fSampleWeight;
+}
+
+void RectificationBoxAddSample(FfxBoolean bInitialSample, FFXM_PARAMETER_INOUT RectificationBox rectificationBox, const FfxFloat32x3 colorSample, const FfxFloat32 fSampleWeight)
+{
+    if (bInitialSample) {
+        RectificationBoxAddInitialSample(rectificationBox, colorSample, fSampleWeight);
+    } else {
+        rectificationBox.aabbMin = ffxMin(rectificationBox.aabbMin, colorSample);
+        rectificationBox.aabbMax = ffxMax(rectificationBox.aabbMax, colorSample);
+
+        FfxFloat32x3 weightedSample = colorSample * fSampleWeight;
+        rectificationBox.boxCenter += weightedSample;
+        rectificationBox.boxVec += colorSample * weightedSample;
+        rectificationBox.fBoxCenterWeight += fSampleWeight;
+    }
+}
+#if FFXM_HALF
+void RectificationBoxAddInitialSample(FFXM_PARAMETER_INOUT RectificationBoxMin16 rectificationBox, const FFXM_MIN16_F3 colorSample, const FFXM_MIN16_F fSampleWeight)
+{
+    rectificationBox.aabbMin = colorSample;
+    rectificationBox.aabbMax = colorSample;
+
+    FFXM_MIN16_F3 weightedSample = colorSample * fSampleWeight;
+    rectificationBox.boxCenter = weightedSample;
+    rectificationBox.boxVec = colorSample * weightedSample;
+    rectificationBox.fBoxCenterWeight = fSampleWeight;
+}
+
+void RectificationBoxAddSample(FfxBoolean bInitialSample, FFXM_PARAMETER_INOUT RectificationBoxMin16 rectificationBox, const FFXM_MIN16_F3 colorSample, const FFXM_MIN16_F fSampleWeight)
+{
+    if (bInitialSample) {
+        RectificationBoxAddInitialSample(rectificationBox, colorSample, fSampleWeight);
+    } else {
+        rectificationBox.aabbMin = ffxMin(rectificationBox.aabbMin, colorSample);
+        rectificationBox.aabbMax = ffxMax(rectificationBox.aabbMax, colorSample);
+
+        FFXM_MIN16_F3 weightedSample = colorSample * fSampleWeight;
+        rectificationBox.boxCenter += weightedSample;
+        rectificationBox.boxVec += colorSample * weightedSample;
+        rectificationBox.fBoxCenterWeight += fSampleWeight;
+    }
+}
+#endif
+
+void RectificationBoxComputeVarianceBoxData(FFXM_PARAMETER_INOUT RectificationBox rectificationBox)
+{
+    rectificationBox.fBoxCenterWeight = (abs(rectificationBox.fBoxCenterWeight) > FfxFloat32(FSR2_EPSILON) ? rectificationBox.fBoxCenterWeight : FfxFloat32(1.f));
+    rectificationBox.boxCenter /= rectificationBox.fBoxCenterWeight;
+    rectificationBox.boxVec /= rectificationBox.fBoxCenterWeight;
+    FfxFloat32x3 stdDev = sqrt(abs(rectificationBox.boxVec - rectificationBox.boxCenter * rectificationBox.boxCenter));
+    rectificationBox.boxVec = stdDev;
+}
+#if FFXM_HALF
+void RectificationBoxComputeVarianceBoxData(FFXM_PARAMETER_INOUT RectificationBoxMin16 rectificationBox)
+{
+    rectificationBox.fBoxCenterWeight = (abs(rectificationBox.fBoxCenterWeight) > FFXM_MIN16_F(FSR2_EPSILON) ? rectificationBox.fBoxCenterWeight : FFXM_MIN16_F(1.f));
+    rectificationBox.boxCenter /= rectificationBox.fBoxCenterWeight;
+    rectificationBox.boxVec /= rectificationBox.fBoxCenterWeight;
+    FFXM_MIN16_F3 stdDev = sqrt(abs(rectificationBox.boxVec - rectificationBox.boxCenter * rectificationBox.boxCenter));
+    rectificationBox.boxVec = stdDev;
+}
+#endif
+
+FfxFloat32x3 SafeRcp3(FfxFloat32x3 v)
+{
+    return (all(FFXM_NOT_EQUAL(v, FfxFloat32x3(0, 0, 0)))) ? (FfxFloat32x3(1, 1, 1) / v) : FfxFloat32x3(0, 0, 0);
+}
+#if FFXM_HALF
+FFXM_MIN16_F3 SafeRcp3(FFXM_MIN16_F3 v)
+{
+    return (all(FFXM_NOT_EQUAL(v, FFXM_MIN16_F3(0, 0, 0)))) ? (FFXM_MIN16_F3(1, 1, 1) / v) : FFXM_MIN16_F3(0, 0, 0);
+}
+#endif
+
+FfxFloat32 MinDividedByMax(const FfxFloat32 v0, const FfxFloat32 v1)
+{
+    const FfxFloat32 m = ffxMax(v0, v1);
+    return m != 0 ? ffxMin(v0, v1) / m : 0;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F MinDividedByMax(const FFXM_MIN16_F v0, const FFXM_MIN16_F v1)
+{
+    const FFXM_MIN16_F m = ffxMax(v0, v1);
+    return m != FFXM_MIN16_F(0) ? ffxMin(v0, v1) / m : FFXM_MIN16_F(0);
+}
+#endif
+
+FfxFloat32x3 YCoCgToRGB(FfxFloat32x3 fYCoCg)
+{
+    FfxFloat32x3 fRgb;
+
+    fRgb = FfxFloat32x3(
+        fYCoCg.x + fYCoCg.y - fYCoCg.z,
+        fYCoCg.x + fYCoCg.z,
+        fYCoCg.x - fYCoCg.y - fYCoCg.z);
+
+    return fRgb;
+}
+#if FFXM_HALF
+FFXM_MIN16_F3 YCoCgToRGB(FFXM_MIN16_F3 fYCoCg)
+{
+    FFXM_MIN16_F3 fRgb;
+
+    fRgb = FFXM_MIN16_F3(
+        fYCoCg.x + fYCoCg.y - fYCoCg.z,
+        fYCoCg.x + fYCoCg.z,
+        fYCoCg.x - fYCoCg.y - fYCoCg.z);
+
+    return fRgb;
+}
+#endif
+
+FfxFloat32x3 RGBToYCoCg(FfxFloat32x3 fRgb)
+{
+    FfxFloat32x3 fYCoCg;
+
+    fYCoCg = FfxFloat32x3(
+        0.25f * fRgb.r + 0.5f * fRgb.g + 0.25f * fRgb.b,
+        0.5f * fRgb.r - 0.5f * fRgb.b,
+        -0.25f * fRgb.r + 0.5f * fRgb.g - 0.25f * fRgb.b);
+
+    return fYCoCg;
+}
+#if FFXM_HALF
+FFXM_MIN16_F3 RGBToYCoCg(FFXM_MIN16_F3 fRgb)
+{
+    FFXM_MIN16_F3 fYCoCg;
+
+    fYCoCg = FFXM_MIN16_F3(
+        0.25 * fRgb.r + 0.5 * fRgb.g + 0.25 * fRgb.b,
+        0.5 * fRgb.r - 0.5 * fRgb.b,
+        -0.25 * fRgb.r + 0.5 * fRgb.g - 0.25 * fRgb.b);
+
+    return fYCoCg;
+}
+#endif
+
+FfxFloat32 RGBToLuma(FfxFloat32x3 fLinearRgb)
+{
+    return dot(fLinearRgb, FfxFloat32x3(0.2126f, 0.7152f, 0.0722f));
+}
+#if FFXM_HALF
+FFXM_MIN16_F RGBToLuma(FFXM_MIN16_F3 fLinearRgb)
+{
+    return dot(fLinearRgb, FFXM_MIN16_F3(0.2126f, 0.7152f, 0.0722f));
+}
+#endif
+
+FfxFloat32 RGBToPerceivedLuma(FfxFloat32x3 fLinearRgb)
+{
+    FfxFloat32 fLuminance = RGBToLuma(fLinearRgb);
+
+    FfxFloat32 fPercievedLuminance = 0;
+    if (fLuminance <= 216.0f / 24389.0f) {
+        fPercievedLuminance = fLuminance * (24389.0f / 27.0f);
+    }
+    else {
+        fPercievedLuminance = ffxPow(fLuminance, 1.0f / 3.0f) * 116.0f - 16.0f;
+    }
+
+    return fPercievedLuminance * 0.01f;
+}
+#if FFXM_HALF
+FFXM_MIN16_F RGBToPerceivedLuma(FFXM_MIN16_F3 fLinearRgb)
+{
+    FFXM_MIN16_F fLuminance = RGBToLuma(fLinearRgb);
+
+    FFXM_MIN16_F fPercievedLuminance = FFXM_MIN16_F(0);
+    if (fLuminance <= FFXM_MIN16_F(216.0f / 24389.0f)) {
+        fPercievedLuminance = fLuminance * FFXM_MIN16_F(24389.0f / 27.0f);
+    }
+    else {
+        fPercievedLuminance = ffxPow(fLuminance, FFXM_MIN16_F(1.0f / 3.0f)) * FFXM_MIN16_F(116.0f) - FFXM_MIN16_F(16.0f);
+    }
+
+    return fPercievedLuminance * FFXM_MIN16_F(0.01f);
+}
+#endif
+
+FfxFloat32x3 Tonemap(FfxFloat32x3 fRgb)
+{
+    return fRgb / (ffxMax(ffxMax(0.f, fRgb.r), ffxMax(fRgb.g, fRgb.b)) + 1.f).xxx;
+}
+
+FfxFloat32x3 InverseTonemap(FfxFloat32x3 fRgb)
+{
+    return fRgb / ffxMax(FSR2_TONEMAP_EPSILON, 1.f - ffxMax(fRgb.r, ffxMax(fRgb.g, fRgb.b))).xxx;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F3 Tonemap(FFXM_MIN16_F3 fRgb)
+{
+    return fRgb / (ffxMax(ffxMax(FFXM_MIN16_F(0.f), fRgb.r), ffxMax(fRgb.g, fRgb.b)) + FFXM_MIN16_F(1.f)).xxx;
+}
+
+FFXM_MIN16_F3 InverseTonemap(FFXM_MIN16_F3 fRgb)
+{
+    return fRgb / ffxMax(FFXM_MIN16_F(FSR2_TONEMAP_EPSILON), FFXM_MIN16_F(1.f) - ffxMax(fRgb.r, ffxMax(fRgb.g, fRgb.b))).xxx;
+}
+#endif
+
+FfxInt32x2 ClampLoad(FfxInt32x2 iPxSample, FfxInt32x2 iPxOffset, FfxInt32x2 iTextureSize)
+{
+    FfxInt32x2 result = iPxSample + iPxOffset;
+    result.x = (iPxOffset.x < 0) ? ffxMax(result.x, 0) : result.x;
+    result.x = (iPxOffset.x > 0) ? ffxMin(result.x, iTextureSize.x - 1) : result.x;
+    result.y = (iPxOffset.y < 0) ? ffxMax(result.y, 0) : result.y;
+    result.y = (iPxOffset.y > 0) ? ffxMin(result.y, iTextureSize.y - 1) : result.y;
+    return result;
+
+    // return ffxMed3(iPxSample + iPxOffset, FfxInt32x2(0, 0), iTextureSize - FfxInt32x2(1, 1));
+}
+#if FFXM_HALF
+FFXM_MIN16_I2 ClampLoad(FFXM_MIN16_I2 iPxSample, FFXM_MIN16_I2 iPxOffset, FFXM_MIN16_I2 iTextureSize)
+{
+    FFXM_MIN16_I2 result = iPxSample + iPxOffset;
+    result.x = (iPxOffset.x < 0) ? ffxMax(result.x, FFXM_MIN16_I(0)) : result.x;
+    result.x = (iPxOffset.x > 0) ? ffxMin(result.x, iTextureSize.x - FFXM_MIN16_I(1)) : result.x;
+    result.y = (iPxOffset.y < 0) ? ffxMax(result.y, FFXM_MIN16_I(0)) : result.y;
+    result.y = (iPxOffset.y > 0) ? ffxMin(result.y, iTextureSize.y - FFXM_MIN16_I(1)) : result.y;
+    return result;
+
+    // return ffxMed3Half(iPxSample + iPxOffset, FFXM_MIN16_I2(0, 0), iTextureSize - FFXM_MIN16_I2(1, 1));
+}
+#endif
+
+FfxFloat32x2 ClampUv(FfxFloat32x2 fUv, FfxInt32x2 iTextureSize, FfxInt32x2 iResourceSize)
+{
+    const FfxFloat32x2 fSampleLocation = fUv * iTextureSize;
+    const FfxFloat32x2 fClampedLocation = ffxMax(FfxFloat32x2(0.5f, 0.5f), ffxMin(fSampleLocation, FfxFloat32x2(iTextureSize) - FfxFloat32x2(0.5f, 0.5f)));
+    const FfxFloat32x2 fClampedUv = fClampedLocation / FfxFloat32x2(iResourceSize);
+
+    return fClampedUv;
+}
+
+FfxBoolean IsOnScreen(FfxInt32x2 pos, FfxInt32x2 size)
+{
+    return all(FFXM_LESS_THAN(FfxUInt32x2(pos), FfxUInt32x2(size)));
+}
+#if FFXM_HALF
+FfxBoolean IsOnScreen(FFXM_MIN16_I2 pos, FFXM_MIN16_I2 size)
+{
+    return all(FFXM_LESS_THAN(FFXM_MIN16_U2(pos), FFXM_MIN16_U2(size)));
+}
+#endif
+
+FfxFloat32 ComputeAutoExposureFromLavg(FfxFloat32 Lavg)
+{
+    Lavg = exp(Lavg);
+
+    const FfxFloat32 S = 100.0f; //ISO arithmetic speed
+    const FfxFloat32 K = 12.5f;
+    FfxFloat32 ExposureISO100 = log2((Lavg * S) / K);
+
+    const FfxFloat32 q = 0.65f;
+    FfxFloat32 Lmax = (78.0f / (q * S)) * ffxPow(2.0f, ExposureISO100);
+
+    return 1 / Lmax;
+}
+#if FFXM_HALF
+FFXM_MIN16_F ComputeAutoExposureFromLavg(FFXM_MIN16_F Lavg)
+{
+    Lavg = exp(Lavg);
+
+    const FFXM_MIN16_F S = FFXM_MIN16_F(100.0f); //ISO arithmetic speed
+    const FFXM_MIN16_F K = FFXM_MIN16_F(12.5f);
+    const FFXM_MIN16_F ExposureISO100 = log2((Lavg * S) / K);
+
+    const FFXM_MIN16_F q = FFXM_MIN16_F(0.65f);
+    const FFXM_MIN16_F Lmax = (FFXM_MIN16_F(78.0f) / (q * S)) * ffxPow(FFXM_MIN16_F(2.0f), ExposureISO100);
+
+    return FFXM_MIN16_F(1) / Lmax;
+}
+#endif
+
+FfxInt32x2 ComputeHrPosFromLrPos(FfxInt32x2 iPxLrPos)
+{
+    FfxFloat32x2 fSrcJitteredPos = FfxFloat32x2(iPxLrPos) + 0.5f - Jitter();
+    FfxFloat32x2 fLrPosInHr = (fSrcJitteredPos / RenderSize()) * DisplaySize();
+    FfxInt32x2 iPxHrPos = FfxInt32x2(floor(fLrPosInHr));
+    return iPxHrPos;
+}
+#if FFXM_HALF
+FFXM_MIN16_I2 ComputeHrPosFromLrPos(FFXM_MIN16_I2 iPxLrPos)
+{
+    FFXM_MIN16_F2 fSrcJitteredPos = FFXM_MIN16_F2(iPxLrPos) + FFXM_MIN16_F(0.5f) - FFXM_MIN16_F2(Jitter());
+    FFXM_MIN16_F2 fLrPosInHr = (fSrcJitteredPos / FFXM_MIN16_F2(RenderSize())) * FFXM_MIN16_F2(DisplaySize());
+    FFXM_MIN16_I2 iPxHrPos = FFXM_MIN16_I2(floor(fLrPosInHr));
+    return iPxHrPos;
+}
+#endif
+
+FfxFloat32x2 ComputeNdc(FfxFloat32x2 fPxPos, FfxInt32x2 iSize)
+{
+    return fPxPos / FfxFloat32x2(iSize) * FfxFloat32x2(2.0f, -2.0f) + FfxFloat32x2(-1.0f, 1.0f);
+}
+
+FfxFloat32 GetViewSpaceDepth(FfxFloat32 fDeviceDepth)
+{
+    const FfxFloat32x4 fDeviceToViewDepth = DeviceToViewSpaceTransformFactors();
+
+    // fDeviceToViewDepth details found in ffx_fsr2.cpp
+    return (fDeviceToViewDepth[1] / (fDeviceDepth - fDeviceToViewDepth[0]));
+}
+
+FfxFloat32 GetViewSpaceDepthInMeters(FfxFloat32 fDeviceDepth)
+{
+    return GetViewSpaceDepth(fDeviceDepth) * ViewSpaceToMetersFactor();
+}
+
+FfxFloat32x3 GetViewSpacePosition(FfxInt32x2 iViewportPos, FfxInt32x2 iViewportSize, FfxFloat32 fDeviceDepth)
+{
+    const FfxFloat32x4 fDeviceToViewDepth = DeviceToViewSpaceTransformFactors();
+
+    const FfxFloat32 Z = GetViewSpaceDepth(fDeviceDepth);
+
+    const FfxFloat32x2 fNdcPos = ComputeNdc(iViewportPos, iViewportSize);
+    const FfxFloat32 X = fDeviceToViewDepth[2] * fNdcPos.x * Z;
+    const FfxFloat32 Y = fDeviceToViewDepth[3] * fNdcPos.y * Z;
+
+    return FfxFloat32x3(X, Y, Z);
+}
+
+FfxFloat32x3 GetViewSpacePositionInMeters(FfxInt32x2 iViewportPos, FfxInt32x2 iViewportSize, FfxFloat32 fDeviceDepth)
+{
+    return GetViewSpacePosition(iViewportPos, iViewportSize, fDeviceDepth) * ViewSpaceToMetersFactor();
+}
+
+FfxFloat32 GetMaxDistanceInMeters()
+{
+#if FFXM_FSR2_OPTION_INVERTED_DEPTH
+    return GetViewSpaceDepth(0.0f) * ViewSpaceToMetersFactor();
+#else
+    return GetViewSpaceDepth(1.0f) * ViewSpaceToMetersFactor();
+#endif
+}
+
+FfxFloat32x3 PrepareRgb(FfxFloat32x3 fRgb, FfxFloat32 fExposure, FfxFloat32 fPreExposure)
+{
+    fRgb /= fPreExposure;
+    fRgb *= fExposure;
+
+    fRgb = clamp(fRgb, 0.0f, FSR2_FP16_MAX);
+
+    return fRgb;
+}
+
+FfxFloat32x3 UnprepareRgb(FfxFloat32x3 fRgb, FfxFloat32 fExposure)
+{
+    fRgb /= fExposure;
+    fRgb *= PreExposure();
+
+    return fRgb;
+}
+
+#if FFXM_HALF
+FfxFloat16x3 PrepareRgb(FfxFloat16x3 fRgb, FfxFloat16 fExposure, FfxFloat16 fPreExposure)
+{
+    fRgb /= fPreExposure;
+    fRgb *= fExposure;
+
+    fRgb = clamp(fRgb, FfxFloat16(0.0f), FfxFloat16(FSR2_FP16_MAX));
+
+    return fRgb;
+}
+
+FfxFloat16x3 UnprepareRgb(FfxFloat16x3 fRgb, FfxFloat16 fExposure)
+{
+    fRgb /= fExposure;
+    fRgb *= FfxFloat16(PreExposure());
+
+    return fRgb;
+}
+#endif
+
+struct BilinearSamplingData
+{
+    FfxInt32x2 iOffsets[4];
+    FfxFloat32 fWeights[4];
+    FfxInt32x2 iBasePos;
+    FfxFloat32x2 fQuadCenterUv;
+};
+
+BilinearSamplingData GetBilinearSamplingData(FfxFloat32x2 fUv, FfxInt32x2 iSize)
+{
+    BilinearSamplingData data;
+
+    FfxFloat32x2 fPxSample = (fUv * iSize) - FfxFloat32x2(0.5f, 0.5f);
+    data.iBasePos = FfxInt32x2(floor(fPxSample));
+    data.fQuadCenterUv = fPxSample / FfxFloat32x2(iSize);
+    FfxFloat32x2 fPxFrac = ffxFract(fPxSample);
+
+    data.iOffsets[0] = FfxInt32x2(0, 0);
+    data.iOffsets[1] = FfxInt32x2(1, 0);
+    data.iOffsets[2] = FfxInt32x2(0, 1);
+    data.iOffsets[3] = FfxInt32x2(1, 1);
+
+    data.fWeights[0] = (1 - fPxFrac.x) * (1 - fPxFrac.y);
+    data.fWeights[1] = (fPxFrac.x) * (1 - fPxFrac.y);
+    data.fWeights[2] = (1 - fPxFrac.x) * (fPxFrac.y);
+    data.fWeights[3] = (fPxFrac.x) * (fPxFrac.y);
+
+    return data;
+}
+
+struct PlaneData
+{
+    FfxFloat32x3 fNormal;
+    FfxFloat32 fDistanceFromOrigin;
+};
+
+PlaneData GetPlaneFromPoints(FfxFloat32x3 fP0, FfxFloat32x3 fP1, FfxFloat32x3 fP2)
+{
+    PlaneData plane;
+
+    FfxFloat32x3 v0 = fP0 - fP1;
+    FfxFloat32x3 v1 = fP0 - fP2;
+    plane.fNormal = normalize(cross(v0, v1));
+    plane.fDistanceFromOrigin = -dot(fP0, plane.fNormal);
+
+    return plane;
+}
+
+FfxFloat32 PointToPlaneDistance(PlaneData plane, FfxFloat32x3 fPoint)
+{
+    return abs(dot(plane.fNormal, fPoint) + plane.fDistanceFromOrigin);
+}
+
+#endif // #if defined(FFXM_GPU)
+
+#endif //!defined(FFXM_FSR2_COMMON_H)

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_common.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_compute_luminance_pyramid.h

@@ -0,0 +1,212 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+FFXM_GROUPSHARED FfxUInt32 spdCounter = 0u;
+
+void SpdIncreaseAtomicCounter(FfxUInt32 slice)
+{
+    SPD_IncreaseAtomicCounter(spdCounter);
+}
+
+FfxUInt32 SpdGetAtomicCounter()
+{
+    return spdCounter;
+}
+
+void SpdResetAtomicCounter(FfxUInt32 slice)
+{
+    SPD_ResetAtomicCounter();
+}
+
+#ifndef SPD_PACKED_ONLY
+FFXM_GROUPSHARED FfxFloat32 spdIntermediateR[16][16];
+FFXM_GROUPSHARED FfxFloat32 spdIntermediateG[16][16];
+FFXM_GROUPSHARED FfxFloat32 spdIntermediateB[16][16];
+FFXM_GROUPSHARED FfxFloat32 spdIntermediateA[16][16];
+
+FfxFloat32x4 SpdLoadSourceImage(FfxFloat32x2 tex, FfxUInt32 slice)
+{
+    FfxFloat32x2 fUv = (tex + 0.5f + Jitter()) / RenderSize();
+    fUv = ClampUv(fUv, RenderSize(), InputColorResourceDimensions());
+    FfxFloat32x3 fRgb = SampleInputColor(fUv);
+
+    fRgb /= PreExposure();
+
+    //compute log luma
+    const FfxFloat32 fLogLuma = log(ffxMax(FSR2_EPSILON, RGBToLuma(fRgb)));
+
+    // Make sure out of screen pixels contribute no value to the end result
+    const FfxFloat32 result = all(FFXM_LESS_THAN(tex, RenderSize())) ? fLogLuma : 0.0f;
+
+    return FfxFloat32x4(result, 0, 0, 0);
+}
+
+FfxFloat32x4 SpdLoad(FfxInt32x2 tex, FfxUInt32 slice)
+{
+    return SPD_LoadMipmap5(tex);
+}
+
+void SpdStore(FfxInt32x2 pix, FfxFloat32x4 outValue, FfxUInt32 index, FfxUInt32 slice)
+{
+    if (index == LumaMipLevelToUse() || index == 5)
+    {
+        SPD_SetMipmap(pix, index, outValue.r);
+    }
+
+    if (index == MipCount() - 1) { //accumulate on 1x1 level
+
+        if (all(FFXM_EQUAL(pix, FfxInt32x2(0, 0))))
+        {
+            FfxFloat32 prev = SPD_LoadExposureBuffer().y;
+            FfxFloat32 result = outValue.r;
+
+            if (prev < resetAutoExposureAverageSmoothing) // Compare Lavg, so small or negative values
+            {
+                FfxFloat32 rate = 1.0f;
+                result = prev + (result - prev) * (1 - exp(-DeltaTime() * rate));
+                result = ffxMax(0.0f, result);
+            }
+            FfxFloat32x2 spdOutput = FfxFloat32x2(ComputeAutoExposureFromLavg(result), result);
+            SPD_SetExposureBuffer(spdOutput);
+        }
+    }
+}
+
+FfxFloat32x4 SpdLoadIntermediate(FfxUInt32 x, FfxUInt32 y)
+{
+    return FfxFloat32x4(
+        spdIntermediateR[x][y],
+        spdIntermediateG[x][y],
+        spdIntermediateB[x][y],
+        spdIntermediateA[x][y]);
+}
+void SpdStoreIntermediate(FfxUInt32 x, FfxUInt32 y, FfxFloat32x4 value)
+{
+    spdIntermediateR[x][y] = value.x;
+    spdIntermediateG[x][y] = value.y;
+    spdIntermediateB[x][y] = value.z;
+    spdIntermediateA[x][y] = value.w;
+}
+FfxFloat32x4 SpdReduce4(FfxFloat32x4 v0, FfxFloat32x4 v1, FfxFloat32x4 v2, FfxFloat32x4 v3)
+{
+    return (v0 + v1 + v2 + v3) * 0.25f;
+}
+#endif
+
+// define fetch and store functions Packed
+#if FFXM_HALF
+
+FFXM_GROUPSHARED FfxFloat16x2 spdIntermediateRG[16][16];
+FFXM_GROUPSHARED FfxFloat16x2 spdIntermediateBA[16][16];
+
+FfxFloat16x4 SpdLoadSourceImageH(FfxFloat32x2 tex, FfxUInt32 slice)
+{
+    FfxFloat16x2 fUv = FfxFloat16x2((tex + 0.5f + Jitter()) / RenderSize());
+    fUv = FfxFloat16x2(ClampUv(fUv, RenderSize(), InputColorResourceDimensions()));
+    FfxFloat16x3 fRgb = FfxFloat16x3(SampleInputColor(fUv));
+
+    fRgb /= FfxFloat16(PreExposure());
+
+    //compute log luma
+    const FfxFloat16 fLogLuma = FfxFloat16(log(ffxMax(FSR2_EPSILON, RGBToLuma(fRgb))));
+
+    // Make sure out of screen pixels contribute no value to the end result
+    const FfxFloat16 result = all(FFXM_LESS_THAN(tex, RenderSize())) ? fLogLuma : FfxFloat16(0.0f);
+
+    return FfxFloat16x4(result, 0, 0, 0);
+}
+
+FfxFloat16x4 SpdLoadH(FfxInt32x2 p, FfxUInt32 slice)
+{
+    return FfxFloat16x4(SPD_LoadMipmap5(p));
+}
+
+void SpdStoreH(FfxInt32x2 pix, FfxFloat16x4 outValue, FfxUInt32 index, FfxUInt32 slice)
+{
+    if (index == LumaMipLevelToUse() || index == 5)
+    {
+        SPD_SetMipmap(pix, index, outValue.r);
+    }
+
+    if (index == MipCount() - 1) { //accumulate on 1x1 level
+
+        if (all(FFXM_EQUAL(pix, FfxInt16x2(0, 0))))
+        {
+            FfxFloat16 result = outValue.r;
+
+            // If running with GLES 3.2, remove the smooth exposure transition.
+#if !FFXM_SHADER_PLATFORM_GLES_3_2
+            FfxFloat16 prev = FfxFloat16(SPD_LoadExposureBuffer().y);
+            if (prev < resetAutoExposureAverageSmoothing) // Compare Lavg, so small or negative values
+            {
+                FfxFloat16 rate = FfxFloat16(1.0f);
+                result = FfxFloat16(prev + (result - prev) * (1 - exp(-DeltaTime() * rate)));
+            }
+#endif
+            FfxFloat16x2 spdOutput = FfxFloat16x2(ComputeAutoExposureFromLavg(result), result);
+            SPD_SetExposureBuffer(spdOutput);
+        }
+    }
+}
+
+FfxFloat16x4 SpdLoadIntermediateH(FfxUInt32 x, FfxUInt32 y)
+{
+    return FfxFloat16x4(
+        spdIntermediateRG[x][y].x,
+        spdIntermediateRG[x][y].y,
+        spdIntermediateBA[x][y].x,
+        spdIntermediateBA[x][y].y);
+}
+
+void SpdStoreIntermediateH(FfxUInt32 x, FfxUInt32 y, FfxFloat16x4 value)
+{
+    spdIntermediateRG[x][y] = value.xy;
+    spdIntermediateBA[x][y] = value.zw;
+}
+
+FfxFloat16x4 SpdReduce4H(FfxFloat16x4 v0, FfxFloat16x4 v1, FfxFloat16x4 v2, FfxFloat16x4 v3)
+{
+    return (v0 + v1 + v2 + v3) * FfxFloat16(0.25);
+}
+#endif
+
+#include "../spd/ffxm_spd.h"
+
+void ComputeAutoExposure(FfxUInt32x3 WorkGroupId, FfxUInt32 LocalThreadIndex)
+{
+#if FFXM_HALF
+    SpdDownsampleH(
+        FfxUInt32x2(WorkGroupId.xy),
+        FfxUInt32(LocalThreadIndex),
+        FfxUInt32(MipCount()),
+        FfxUInt32(NumWorkGroups()),
+        FfxUInt32(WorkGroupId.z),
+        FfxUInt32x2(WorkGroupOffset()));
+#else
+    SpdDownsample(
+        FfxUInt32x2(WorkGroupId.xy),
+        FfxUInt32(LocalThreadIndex),
+        FfxUInt32(MipCount()),
+        FfxUInt32(NumWorkGroups()),
+        FfxUInt32(WorkGroupId.z),
+        FfxUInt32x2(WorkGroupOffset()));
+#endif
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_compute_luminance_pyramid.h.meta

@@ -0,0 +1,67 @@
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+  validateReferences: 1
+  platformData:
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+      : Any
+    second:
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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_depth_clip.h

@@ -0,0 +1,349 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_DEPTH_CLIP_H
+#define FFXM_FSR2_DEPTH_CLIP_H
+
+// Can casue some temporal instability
+#define OPT_PREFETCH_PREVDEPTH_WITH_GATHER 0
+
+struct DepthClipOutputs
+{
+    FfxFloat32x4 fTonemapped;
+    FfxFloat32x2 fDilatedReactiveMasks;
+};
+
+FFXM_STATIC const FfxFloat32 DepthClipBaseScale = 4.0f;
+
+FfxFloat32 ComputeDepthClip(FfxFloat32x2 fUvSample, FfxFloat32 fCurrentDepthSample)
+{
+    FfxFloat32 fCurrentDepthViewSpace = GetViewSpaceDepth(fCurrentDepthSample);
+    BilinearSamplingData bilinearInfo = GetBilinearSamplingData(fUvSample, RenderSize());
+
+    FfxFloat32 fDilatedSum = 0.0f;
+    FfxFloat32 fDepth = 0.0f;
+    FfxFloat32 fWeightSum = 0.0f;
+
+
+#if OPT_PREFETCH_PREVDEPTH_WITH_GATHER
+    FfxFloat32 fDepthSamples[4];
+    GatherReconstructedPreviousDepthRQuad(bilinearInfo.fQuadCenterUv,
+        fDepthSamples[0], fDepthSamples[1], fDepthSamples[2], fDepthSamples[3]);
+#endif
+
+    for (FfxInt32 iSampleIndex = 0; iSampleIndex < 4; iSampleIndex++)
+    {
+        const FfxInt32x2 iOffset = bilinearInfo.iOffsets[iSampleIndex];
+        const FfxInt32x2 iSamplePos = bilinearInfo.iBasePos + iOffset;
+
+        if (IsOnScreen(iSamplePos, RenderSize()))
+        {
+            const FfxFloat32 fWeight = bilinearInfo.fWeights[iSampleIndex];
+            if (fWeight > fReconstructedDepthBilinearWeightThreshold)
+            {
+#if OPT_PREFETCH_PREVDEPTH_WITH_GATHER
+                const FfxFloat32 fPrevDepthSample = fDepthSamples[iSampleIndex];
+#else
+                const FfxFloat32 fPrevDepthSample = LoadReconstructedPrevDepth(iSamplePos);
+#endif
+                const FfxFloat32 fPrevNearestDepthViewSpace = GetViewSpaceDepth(fPrevDepthSample);
+                const FfxFloat32 fDepthDiff = fCurrentDepthViewSpace - fPrevNearestDepthViewSpace;
+
+                if (fDepthDiff > 0.0f) {
+
+#if FFXM_FSR2_OPTION_INVERTED_DEPTH
+                    const FfxFloat32 fPlaneDepth = ffxMin(fPrevDepthSample, fCurrentDepthSample);
+#else
+                    const FfxFloat32 fPlaneDepth = ffxMax(fPrevDepthSample, fCurrentDepthSample);
+#endif
+
+                    const FfxFloat32x3 fCenter = GetViewSpacePosition(FfxInt32x2(RenderSize() * 0.5f), RenderSize(), fPlaneDepth);
+                    const FfxFloat32x3 fCorner = GetViewSpacePosition(FfxInt32x2(0, 0), RenderSize(), fPlaneDepth);
+
+                    const FfxFloat32 fHalfViewportWidth = length(FfxFloat32x2(RenderSize()));
+                    const FfxFloat32 fDepthThreshold = ffxMax(fCurrentDepthViewSpace, fPrevNearestDepthViewSpace);
+
+                    const FfxFloat32 Ksep = 1.37e-05f;
+                    const FfxFloat32 Kfov = length(fCorner) / length(fCenter);
+                    const FfxFloat32 fRequiredDepthSeparation = Ksep * Kfov * fHalfViewportWidth * fDepthThreshold;
+
+                    const FfxFloat32 fResolutionFactor = ffxSaturate(length(FfxFloat32x2(RenderSize())) / length(FfxFloat32x2(1920.0f, 1080.0f)));
+                    const FfxFloat32 fPower = ffxLerp(1.0f, 3.0f, fResolutionFactor);
+                    fDepth += ffxPow(ffxSaturate(FfxFloat32(fRequiredDepthSeparation / fDepthDiff)), fPower) * fWeight;
+                    fWeightSum += fWeight;
+                }
+            }
+        }
+    }
+
+    return (fWeightSum > 0) ? ffxSaturate(1.0f - fDepth / fWeightSum) : 0.0f;
+}
+
+FfxFloat32 ComputeMotionDivergence(FfxInt32x2 iPxPos, FfxInt32x2 iPxInputMotionVectorSize)
+{
+    FfxFloat32 minconvergence = 1.0f;
+
+    FfxFloat32x2 fMotionVectorNucleus = LoadInputMotionVector(iPxPos);
+    FfxFloat32 fNucleusVelocityLr = length(fMotionVectorNucleus * RenderSize());
+    FfxFloat32 fMaxVelocityUv = length(fMotionVectorNucleus);
+
+    const FfxFloat32 MotionVectorVelocityEpsilon = 1e-02f;
+
+
+    const FfxFloat32x2 fMVSize = FfxFloat32x2(iPxInputMotionVectorSize);
+    FfxFloat32x2 fPxBaseUv = FfxFloat32x2(iPxPos) / fMVSize;
+    FfxFloat32x2 fUnitUv = FfxFloat32x2(1.0f, 1.0f) / fMVSize;
+
+    FFXM_MIN16_F2 fMotionVectorSamples[9];
+    FFXM_MIN16_F2 fTmpDummy = FFXM_MIN16_F2(0.0f, 0.0f);
+    GatherInputMotionVectorRGQuad(fPxBaseUv,
+        fMotionVectorSamples[0], fMotionVectorSamples[1],
+        fMotionVectorSamples[3], fMotionVectorSamples[4]);
+    GatherInputMotionVectorRGQuad(fUnitUv + fPxBaseUv,
+        fTmpDummy, fMotionVectorSamples[5],
+        fMotionVectorSamples[7], fMotionVectorSamples[8]);
+    fMotionVectorSamples[2] = LoadInputMotionVector(iPxPos + FfxInt32x2(1, -1));
+    fMotionVectorSamples[6] = LoadInputMotionVector(iPxPos + FfxInt32x2(-1, 1));
+
+    if (fNucleusVelocityLr > MotionVectorVelocityEpsilon) {
+        for (FfxInt32 y = -1; y <= 1; ++y)
+        {
+            for (FfxInt32 x = -1; x <= 1; ++x)
+            {
+                FfxInt32 sampleIdx = (y + 1) * 3 + x + 1;
+
+                FfxFloat32x2 fMotionVector = fMotionVectorSamples[sampleIdx]; //LoadInputMotionVector(sp);
+                FfxFloat32 fVelocityUv = length(fMotionVector);
+
+                fMaxVelocityUv = ffxMax(fVelocityUv, fMaxVelocityUv);
+                fVelocityUv = ffxMax(fVelocityUv, fMaxVelocityUv);
+                minconvergence = ffxMin(minconvergence, dot(fMotionVector / fVelocityUv, fMotionVectorNucleus / fVelocityUv));
+            }
+        }
+    }
+
+    return ffxSaturate(1.0f - minconvergence) * ffxSaturate(fMaxVelocityUv / 0.01f);
+}
+
+FfxFloat32 ComputeDepthDivergence(FfxInt32x2 iPxPos)
+{
+    const FfxFloat32 fMaxDistInMeters = GetMaxDistanceInMeters();
+    FfxFloat32 fDepthMax = 0.0f;
+    FfxFloat32 fDepthMin = fMaxDistInMeters;
+
+    FfxInt32 iMaxDistFound = 0;
+
+    FfxInt32x2 iRenderSize = RenderSize();
+    const FfxFloat32x2 fRenderSize = FfxFloat32x2(iRenderSize);
+    FfxFloat32x2 fPxPosBase = FfxFloat32x2(iPxPos) / fRenderSize;
+    FfxFloat32x2 fUnitUv = FfxFloat32x2(1.0f, 1.0f) / fRenderSize;
+
+    FfxFloat32 fDilatedDepthSamples[9];
+    FfxFloat32 fTmpDummy = 0.0f;
+    GatherDilatedDepthRQuad(fPxPosBase,
+        fDilatedDepthSamples[0], fDilatedDepthSamples[1],
+        fDilatedDepthSamples[3], fDilatedDepthSamples[4]);
+    GatherDilatedDepthRQuad(fUnitUv + fPxPosBase,
+        fTmpDummy, fDilatedDepthSamples[5],
+        fDilatedDepthSamples[7], fDilatedDepthSamples[8]);
+    fDilatedDepthSamples[2] = LoadDilatedDepth(iPxPos + FfxInt32x2(1, -1));
+    fDilatedDepthSamples[6] = LoadDilatedDepth(iPxPos + FfxInt32x2(-1, 1));
+
+    for (FfxInt32 y = -1; y < 2; y++)
+    {
+        for (FfxInt32 x = -1; x < 2; x++)
+        {
+            FfxInt32 sampleIdx = (y + 1) * 3 + x + 1;
+            const FfxInt32x2 iOffset = FfxInt32x2(x, y);
+            const FfxInt32x2 iSamplePos = iPxPos + iOffset;
+
+            const FfxFloat32 fOnScreenFactor = IsOnScreen(iSamplePos, iRenderSize) ? 1.0f : 0.0f;
+            // FfxFloat32 fDepth = GetViewSpaceDepthInMeters(LoadDilatedDepth(iSamplePos)) * fOnScreenFactor;
+            FfxFloat32 fDepth = GetViewSpaceDepthInMeters(fDilatedDepthSamples[sampleIdx]) * fOnScreenFactor;
+
+            iMaxDistFound |= FfxInt32(fMaxDistInMeters == fDepth);
+
+            fDepthMin = ffxMin(fDepthMin, fDepth);
+            fDepthMax = ffxMax(fDepthMax, fDepth);
+        }
+    }
+
+    return (1.0f - fDepthMin / fDepthMax) * (FfxBoolean(iMaxDistFound) ? 0.0f : 1.0f);
+}
+
+FfxFloat32 ComputeTemporalMotionDivergence(FfxInt32x2 iPxPos)
+{
+    const FfxFloat32x2 fUv = FfxFloat32x2(iPxPos + 0.5f) / RenderSize();
+
+    FfxFloat32x2 fMotionVector = LoadDilatedMotionVector(iPxPos);
+    FfxFloat32x2 fReprojectedUv = fUv + fMotionVector;
+    fReprojectedUv = ClampUv(fReprojectedUv, RenderSize(), MaxRenderSize());
+    FfxFloat32x2 fPrevMotionVector = SamplePreviousDilatedMotionVector(fReprojectedUv);
+
+    float fPxDistance = length(fMotionVector * DisplaySize());
+    return fPxDistance > 1.0f ? ffxLerp(0.0f, 1.0f - ffxSaturate(length(fPrevMotionVector) / length(fMotionVector)), ffxSaturate(ffxPow(fPxDistance / 20.0f, 3.0f))) : 0;
+}
+
+void PreProcessReactiveMasks(FfxInt32x2 iPxLrPos, FfxFloat32 fMotionDivergence, FFXM_PARAMETER_INOUT DepthClipOutputs results)
+{
+    // Compensate for bilinear sampling in accumulation pass
+
+    const FfxInt32x2 iRenderSize = RenderSize();
+    const FfxFloat32x2 fRenderSize = FfxFloat32x2(iRenderSize);
+    FfxFloat32x2 fPxPosBase = FfxFloat32x2(iPxLrPos) / fRenderSize;
+    FfxFloat32x2 fUnitUv = FfxFloat32x2(1.0f, 1.0f) / fRenderSize;
+
+    FFXM_MIN16_F2 fReactiveFactor = FFXM_MIN16_F2(0.0f, fMotionDivergence);
+    FFXM_MIN16_F fMasksSum = FFXM_MIN16_F(0.0f);
+
+    FFXM_MIN16_F fTmpDummy = FFXM_MIN16_F(0.0f);
+    // Reactive samples
+    FFXM_MIN16_F fReactiveSamples[9];
+    GatherReactiveRQuad(fPxPosBase,
+        fReactiveSamples[0], fReactiveSamples[1],
+        fReactiveSamples[3], fReactiveSamples[4]);
+    GatherReactiveRQuad(fUnitUv + fPxPosBase,
+        fTmpDummy, fReactiveSamples[5],
+        fReactiveSamples[7], fReactiveSamples[8]);
+    fReactiveSamples[2] = FFXM_MIN16_F(LoadReactiveMask(iPxLrPos + FfxInt32x2(1, -1)));
+    fReactiveSamples[6] = FFXM_MIN16_F(LoadReactiveMask(iPxLrPos + FfxInt32x2(-1, 1)));
+
+    // Transparency and composition mask samples
+    FFXM_MIN16_F fTransparencyAndCompositionSamples[9];
+    GatherTransparencyAndCompositionMaskRQuad(fPxPosBase,
+        fTransparencyAndCompositionSamples[0], fTransparencyAndCompositionSamples[1],
+        fTransparencyAndCompositionSamples[3], fTransparencyAndCompositionSamples[4]);
+    GatherTransparencyAndCompositionMaskRQuad(fUnitUv + fPxPosBase,
+        fTmpDummy, fTransparencyAndCompositionSamples[5],
+        fTransparencyAndCompositionSamples[7], fTransparencyAndCompositionSamples[8]);
+    fTransparencyAndCompositionSamples[2] = FFXM_MIN16_F(LoadTransparencyAndCompositionMask(iPxLrPos + FfxInt32x2(1, -1)));
+    fTransparencyAndCompositionSamples[6] = FFXM_MIN16_F(LoadTransparencyAndCompositionMask(iPxLrPos + FfxInt32x2(-1, 1)));
+
+    FFXM_UNROLL
+    for (FfxInt32 y = -1; y < 2; y++)
+    {
+        FFXM_UNROLL
+        for (FfxInt32 x = -1; x < 2; x++)
+        {
+            FfxInt32 sampleIdx = (y + 1) * 3 + x + 1;
+            fMasksSum += (fReactiveSamples[sampleIdx] + fTransparencyAndCompositionSamples[sampleIdx]);
+        }
+    }
+
+    if (fMasksSum > FFXM_MIN16_F(0))
+    {
+        const FfxFloat32x2 InputColorSize = FfxFloat32x2(InputColorResourceDimensions());
+        FfxFloat32x2 Base = FfxFloat32x2(iPxLrPos) / InputColorSize;
+        FFXM_MIN16_F3 fInputColorSamples[9];
+        // Input color samples
+        GatherInputColorRGBQuad(Base,
+            fInputColorSamples[0], fInputColorSamples[1], fInputColorSamples[3], fInputColorSamples[4]);
+        fInputColorSamples[2] = LoadInputColor(iPxLrPos + FfxInt32x2(1, -1));
+        fInputColorSamples[5] = LoadInputColor(iPxLrPos + FfxInt32x2(1, 0) );
+        fInputColorSamples[6] = LoadInputColor(iPxLrPos + FfxInt32x2(-1, 1));
+        fInputColorSamples[7] = LoadInputColor(iPxLrPos + FfxInt32x2(0, 1) );
+        fInputColorSamples[8] = LoadInputColor(iPxLrPos + FfxInt32x2(1, 1) );
+
+        FFXM_MIN16_F3 fReferenceColor = fInputColorSamples[4];
+
+        for (FfxInt32 sampleIdx = 0; sampleIdx < 9; sampleIdx++)
+        {
+            FFXM_MIN16_F3 fColorSample = fInputColorSamples[sampleIdx];
+            FFXM_MIN16_F fReactiveSample = fReactiveSamples[sampleIdx];
+            FFXM_MIN16_F fTransparencyAndCompositionSample = fTransparencyAndCompositionSamples[sampleIdx];
+
+            const FfxFloat32 fMaxLenSq = ffxMax(dot(fReferenceColor, fReferenceColor), dot(fColorSample, fColorSample));
+            const FFXM_MIN16_F fSimilarity = dot(fReferenceColor, fColorSample) / fMaxLenSq;
+
+            // Increase power for non-similar samples
+            const FFXM_MIN16_F fPowerBiasMax = FFXM_MIN16_F(6.0f);
+            const FFXM_MIN16_F fSimilarityPower = FFXM_MIN16_F(1.0f + (fPowerBiasMax - fSimilarity * fPowerBiasMax));
+            const FFXM_MIN16_F fWeightedReactiveSample = ffxPow(fReactiveSample, fSimilarityPower);
+            const FFXM_MIN16_F fWeightedTransparencyAndCompositionSample = ffxPow(fTransparencyAndCompositionSample, fSimilarityPower);
+
+            fReactiveFactor = ffxMax(fReactiveFactor, FFXM_MIN16_F2(fWeightedReactiveSample, fWeightedTransparencyAndCompositionSample));
+        }
+    }
+
+    results.fDilatedReactiveMasks = fReactiveFactor;
+}
+
+FfxFloat32x3 ComputePreparedInputColor(FfxInt32x2 iPxLrPos)
+{
+    //We assume linear data. if non-linear input (sRGB, ...),
+    //then we should convert to linear first and back to sRGB on output.
+    FfxFloat32x3 fRgb = ffxMax(FfxFloat32x3(0, 0, 0), LoadInputColor(iPxLrPos));
+
+    fRgb = PrepareRgb(fRgb, Exposure(), PreExposure());
+
+#if FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    const FfxFloat32x3 fPreparedYCoCg = Tonemap(fRgb);
+#else
+    const FfxFloat32x3 fPreparedYCoCg = RGBToYCoCg(fRgb);
+#endif
+
+    return fPreparedYCoCg;
+}
+
+FfxFloat32 EvaluateSurface(FfxInt32x2 iPxPos, FfxFloat32x2 fMotionVector)
+{
+    FfxFloat32 d0 = GetViewSpaceDepth(LoadReconstructedPrevDepth(iPxPos + FfxInt32x2(0, -1)));
+    FfxFloat32 d1 = GetViewSpaceDepth(LoadReconstructedPrevDepth(iPxPos + FfxInt32x2(0, 0)));
+    FfxFloat32 d2 = GetViewSpaceDepth(LoadReconstructedPrevDepth(iPxPos + FfxInt32x2(0, 1)));
+
+    return 1.0f - FfxFloat32(((d0 - d1) > (d1 * 0.01f)) && ((d1 - d2) > (d2 * 0.01f)));
+}
+
+DepthClipOutputs DepthClip(FfxInt32x2 iPxPos)
+{
+    FfxFloat32x2 fDepthUv = (iPxPos + 0.5f) / RenderSize();
+    FfxFloat32x2 fMotionVector = LoadDilatedMotionVector(iPxPos);
+
+    // Discard tiny mvs
+    fMotionVector *= FfxFloat32(length(fMotionVector * DisplaySize()) > 0.01f);
+
+    const FfxFloat32x2 fDilatedUv = fDepthUv + fMotionVector;
+    const FfxFloat32 fDilatedDepth = LoadDilatedDepth(iPxPos);
+    const FfxFloat32 fCurrentDepthViewSpace = GetViewSpaceDepth(LoadInputDepth(iPxPos));
+
+    DepthClipOutputs results;
+
+    // Compute prepared input color and depth clip
+    FfxFloat32 fDepthClip = ComputeDepthClip(fDilatedUv, fDilatedDepth) * EvaluateSurface(iPxPos, fMotionVector);
+    FfxFloat32x3 fPreparedYCoCg = ComputePreparedInputColor(iPxPos);
+    results.fTonemapped = FfxFloat32x4(fPreparedYCoCg, fDepthClip);
+
+    // Compute dilated reactive mask
+#if FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+    FfxInt32x2 iSamplePos = iPxPos;
+#else
+    FfxInt32x2 iSamplePos = ComputeHrPosFromLrPos(iPxPos);
+#endif
+
+    FfxFloat32 fMotionDivergence = ComputeMotionDivergence(iSamplePos, RenderSize());
+    FfxFloat32 fTemporalMotionDifference = ffxSaturate(ComputeTemporalMotionDivergence(iPxPos) - ComputeDepthDivergence(iPxPos));
+
+    PreProcessReactiveMasks(iPxPos, ffxMax(fTemporalMotionDifference, fMotionDivergence), results);
+
+    return results;
+}
+
+#endif //!defined( FFXM_FSR2_DEPTH_CLIPH )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_depth_clip.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_lock.h

@@ -0,0 +1,131 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_LOCK_H
+#define FFXM_FSR2_LOCK_H
+
+void ClearResourcesForNextFrame(in FfxInt32x2 iPxHrPos)
+{
+    if (all(FFXM_LESS_THAN(iPxHrPos, FfxInt32x2(RenderSize()))))
+    {
+#if FFXM_FSR2_OPTION_INVERTED_DEPTH
+        const FfxUInt32 farZ = 0x0;
+#else
+        const FfxUInt32 farZ = 0x3f800000;
+#endif
+        SetReconstructedDepth(iPxHrPos, farZ);
+    }
+}
+
+FfxBoolean ComputeThinFeatureConfidence(FfxInt32x2 pos)
+{
+    const FfxInt32 RADIUS = 1;
+
+    FFXM_MIN16_F fNucleus = LoadLockInputLuma(pos);
+
+    FFXM_MIN16_F similar_threshold = FFXM_MIN16_F(1.05f);
+    FFXM_MIN16_F dissimilarLumaMin = FFXM_MIN16_F(FSR2_FP16_MAX);
+    FFXM_MIN16_F dissimilarLumaMax = FFXM_MIN16_F(0);
+
+    /*
+     0 1 2
+     3 4 5
+     6 7 8
+    */
+
+    #define SETBIT(x) (1U << x)
+
+    FfxUInt32 mask = SETBIT(4); //flag fNucleus as similar
+
+    const FfxUInt32 uNumRejectionMasks = 4;
+    const FfxUInt32 uRejectionMasks[uNumRejectionMasks] = {
+        SETBIT(0) | SETBIT(1) | SETBIT(3) | SETBIT(4), //Upper left
+        SETBIT(1) | SETBIT(2) | SETBIT(4) | SETBIT(5), //Upper right
+        SETBIT(3) | SETBIT(4) | SETBIT(6) | SETBIT(7), //Lower left
+        SETBIT(4) | SETBIT(5) | SETBIT(7) | SETBIT(8), //Lower right
+    };
+
+    FFXM_MIN16_F lumaSamples [9];
+    FFXM_MIN16_F fTmpDummy = FFXM_MIN16_F(0.0f);
+    const FfxFloat32x2 fInputLumaSize = FfxFloat32x2(MaxRenderSize());
+    const FfxFloat32x2 fPxBaseUv = FfxFloat32x2(pos) / fInputLumaSize;
+    const FfxFloat32x2 fUnitUv = FfxFloat32x2(1.0f, 1.0f) / fInputLumaSize;
+
+    // Gather samples
+    GatherLockInputLumaRQuad(fPxBaseUv,
+        lumaSamples[0], lumaSamples[1],
+        lumaSamples[3], lumaSamples[4]);
+    GatherLockInputLumaRQuad(fUnitUv + fPxBaseUv,
+        fTmpDummy, lumaSamples[5],
+        lumaSamples[7], lumaSamples[8]);
+    lumaSamples[2] = LoadLockInputLuma(pos + FfxInt32x2(1, -1));
+    lumaSamples[6] = LoadLockInputLuma(pos + FfxInt32x2(-1, 1));
+
+    FfxInt32 idx = 0;
+    FFXM_UNROLL
+    for (FfxInt32 y = -RADIUS; y <= RADIUS; y++) {
+        FFXM_UNROLL
+        for (FfxInt32 x = -RADIUS; x <= RADIUS; x++, idx++) {
+            if (x == 0 && y == 0) continue;
+
+            FfxInt32 sampleIdx = (y + 1) * 3 + x + 1;
+            FFXM_MIN16_F sampleLuma = lumaSamples[sampleIdx];
+
+            FFXM_MIN16_F difference = ffxMax(sampleLuma, fNucleus) / ffxMin(sampleLuma, fNucleus);
+
+            if (difference > FFXM_MIN16_F(0) && (difference < similar_threshold)) {
+                mask |= SETBIT(idx);
+            } else {
+                dissimilarLumaMin = ffxMin(dissimilarLumaMin, sampleLuma);
+                dissimilarLumaMax = ffxMax(dissimilarLumaMax, sampleLuma);
+            }
+        }
+    }
+
+    FfxBoolean isRidge = fNucleus > dissimilarLumaMax || fNucleus < dissimilarLumaMin;
+
+    if (FFXM_FALSE == isRidge) {
+
+        return false;
+    }
+
+    FFXM_UNROLL
+    for (FfxInt32 i = 0; i < 4; i++) {
+
+        if ((mask & uRejectionMasks[i]) == uRejectionMasks[i]) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+void ComputeLock(FfxInt32x2 iPxLrPos)
+{
+    if (ComputeThinFeatureConfidence(iPxLrPos))
+    {
+        StoreNewLocks(ComputeHrPosFromLrPos(iPxLrPos), 1.f);
+    }
+
+    //ClearResourcesForNextFrame(iPxLrPos);
+}
+
+#endif // FFXM_FSR2_LOCK_H

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_lock.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_postprocess_lock_status.h

@@ -0,0 +1,101 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_POSTPROCESS_LOCK_STATUS_H
+#define FFXM_FSR2_POSTPROCESS_LOCK_STATUS_H
+
+FfxFloat32x4 WrapShadingChangeLuma(FfxInt32x2 iPxSample)
+{
+    return FfxFloat32x4(LoadMipLuma(iPxSample, LumaMipLevelToUse()), 0, 0, 0);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 WrapShadingChangeLuma(FFXM_MIN16_I2 iPxSample)
+{
+    return FFXM_MIN16_F4(LoadMipLuma(iPxSample, LumaMipLevelToUse()), 0, 0, 0);
+}
+#endif
+
+#if FFXM_HALF
+DeclareCustomFetchBilinearSamplesMin16(FetchShadingChangeLumaSamples, WrapShadingChangeLuma)
+DeclareCustomTextureSampleMin16(ShadingChangeLumaSample, Bilinear, FetchShadingChangeLumaSamples)
+#else
+DeclareCustomFetchBicubicSamples(FetchShadingChangeLumaSamples, WrapShadingChangeLuma)
+DeclareCustomTextureSample(ShadingChangeLumaSample, Lanczos2, FetchShadingChangeLumaSamples)
+#endif
+
+FfxFloat32 GetShadingChangeLuma(FfxInt32x2 iPxHrPos, FfxFloat32x2 fUvCoord)
+{
+    FfxFloat32 fShadingChangeLuma = 0;
+    const FfxFloat32 fDiv = FfxFloat32(FfxInt32(2) << LumaMipLevelToUse());
+    FfxInt32x2 iMipRenderSize = FfxInt32x2(RenderSize() / fDiv);
+
+    fUvCoord = ClampUv(fUvCoord, iMipRenderSize, LumaMipDimensions());
+    fShadingChangeLuma = Exposure() * exp(FfxFloat32(SampleMipLuma(fUvCoord, LumaMipLevelToUse())));
+
+    fShadingChangeLuma = ffxPow(fShadingChangeLuma, 1.0f / 6.0f);
+
+    return fShadingChangeLuma;
+}
+
+void UpdateLockStatus(const AccumulationPassCommonParams params,
+    FFXM_PARAMETER_INOUT FfxFloat32 fReactiveFactor, LockState state,
+    FFXM_PARAMETER_INOUT FfxFloat32x2 fLockStatus,
+    FFXM_PARAMETER_OUT FfxFloat32 fLockContributionThisFrame,
+    FFXM_PARAMETER_OUT FfxFloat32 fLuminanceDiff) {
+
+    const FfxFloat32 fShadingChangeLuma = GetShadingChangeLuma(params.iPxHrPos, params.fHrUv);
+
+    //init temporal shading change factor, init to -1 or so in reproject to know if "true new"?
+    fLockStatus[LOCK_TEMPORAL_LUMA] = (fLockStatus[LOCK_TEMPORAL_LUMA] == FfxFloat32(0.0f)) ? fShadingChangeLuma : fLockStatus[LOCK_TEMPORAL_LUMA];
+
+    FfxFloat32 fPreviousShadingChangeLuma = fLockStatus[LOCK_TEMPORAL_LUMA];
+
+    fLuminanceDiff = 1.0f - MinDividedByMax(fPreviousShadingChangeLuma, fShadingChangeLuma);
+
+    if (state.NewLock) {
+        fLockStatus[LOCK_TEMPORAL_LUMA] = fShadingChangeLuma;
+
+        fLockStatus[LOCK_LIFETIME_REMAINING] = (fLockStatus[LOCK_LIFETIME_REMAINING] != 0.0f) ? 2.0f : 1.0f;
+    }
+    else if(fLockStatus[LOCK_LIFETIME_REMAINING] <= 1.0f) {
+        fLockStatus[LOCK_TEMPORAL_LUMA] = ffxLerp(fLockStatus[LOCK_TEMPORAL_LUMA], FfxFloat32(fShadingChangeLuma), 0.5f);
+    }
+    else {
+        if (fLuminanceDiff > 0.1f) {
+            KillLock(fLockStatus);
+        }
+    }
+
+    fReactiveFactor = ffxMax(fReactiveFactor, ffxSaturate((fLuminanceDiff - 0.1f) * 10.0f));
+    fLockStatus[LOCK_LIFETIME_REMAINING] *= (1.0f - fReactiveFactor);
+
+    fLockStatus[LOCK_LIFETIME_REMAINING] *= ffxSaturate(1.0f - params.fAccumulationMask);
+    fLockStatus[LOCK_LIFETIME_REMAINING] *= FfxFloat32(params.fDepthClipFactor < 0.1f);
+
+    // Compute this frame lock contribution
+    const FfxFloat32 fLifetimeContribution = ffxSaturate(fLockStatus[LOCK_LIFETIME_REMAINING] - 1.0f);
+    const FfxFloat32 fShadingChangeContribution = ffxSaturate(MinDividedByMax(fLockStatus[LOCK_TEMPORAL_LUMA], fShadingChangeLuma));
+
+    fLockContributionThisFrame = ffxSaturate(ffxSaturate(fLifetimeContribution * 4.0f) * fShadingChangeContribution);
+}
+
+#endif //!defined( FFXM_FSR2_POSTPROCESS_LOCK_STATUS_H )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_postprocess_lock_status.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_rcas.h

@@ -0,0 +1,91 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#define GROUP_SIZE  8
+#define FSR_RCAS_DENOISE 1
+
+#include "../ffxm_core.h"
+
+struct RCASOutputs
+{
+    FfxFloat32x3 fUpscaledColor;
+};
+
+#if FFXM_HALF
+#define USE_FSR_RCASH 1
+#else
+#define USE_FSR_RCASH 0
+#endif
+
+#if USE_FSR_RCASH
+#define FSR_RCAS_H 1
+FfxFloat16x4 FsrRcasLoadH(FfxInt16x2 p)
+{
+    FfxFloat16x4 fColor = LoadRCAS_Input(p);
+    fColor.rgb = FfxFloat16x3(PrepareRgb(fColor.rgb, Exposure(), PreExposure()));
+    return fColor;
+}
+void FsrRcasInputH(inout FfxFloat16 r,inout FfxFloat16 g,inout FfxFloat16 b)
+{
+
+}
+
+#else
+#define FSR_RCAS_F 1
+FfxFloat32x4 FsrRcasLoadF(FfxInt32x2 p)
+{
+    FfxFloat32x4 fColor = LoadRCAS_Input(p);
+
+    fColor.rgb = PrepareRgb(fColor.rgb, Exposure(), PreExposure());
+
+    return fColor;
+}
+void FsrRcasInputF(inout FfxFloat32 r, inout FfxFloat32 g, inout FfxFloat32 b) {}
+#endif
+
+#include "../fsr1/ffxm_fsr1.h"
+
+void CurrFilter(FFXM_MIN16_U2 pos, FFXM_PARAMETER_INOUT RCASOutputs results)
+{
+#if USE_FSR_RCASH
+    FfxFloat16x3 c;
+    FsrRcasH(c.r, c.g, c.b, pos, RCASConfig());
+
+    c = UnprepareRgb(c, FfxFloat16(Exposure()));
+#else
+    FfxFloat32x3 c;
+    FsrRcasF(c.r, c.g, c.b, pos, RCASConfig());
+
+    c = UnprepareRgb(c, Exposure());
+#endif
+    results.fUpscaledColor = c;
+}
+
+RCASOutputs RCAS(FfxUInt32x2 gxy)
+{
+#ifdef FFXM_HLSL
+    RCASOutputs results = (RCASOutputs)0;
+#else
+    RCASOutputs results;
+#endif
+    CurrFilter(FFXM_MIN16_U2(gxy), results);
+    return results;
+}

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_rcas.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_reconstruct_dilated_velocity_and_previous_depth.h

@@ -0,0 +1,155 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_RECONSTRUCT_DILATED_VELOCITY_AND_PREVIOUS_DEPTH_H
+#define FFXM_FSR2_RECONSTRUCT_DILATED_VELOCITY_AND_PREVIOUS_DEPTH_H
+
+struct ReconstructPrevDepthOutputs
+{
+    FfxFloat32 fDepth;
+    FfxFloat32x2 fMotionVector;
+    FfxFloat32 fLuma;
+};
+
+
+void ReconstructPrevDepth(FfxInt32x2 iPxPos, FfxFloat32 fDepth, FfxFloat32x2 fMotionVector, FfxInt32x2 iPxDepthSize)
+{
+    fMotionVector *= FfxFloat32(length(fMotionVector * DisplaySize()) > 0.1f);
+
+    FfxFloat32x2 fUv = (iPxPos + FfxFloat32(0.5)) / iPxDepthSize;
+    FfxFloat32x2 fReprojectedUv = fUv + fMotionVector;
+
+    BilinearSamplingData bilinearInfo = GetBilinearSamplingData(fReprojectedUv, RenderSize());
+
+    // Project current depth into previous frame locations.
+    // Push to all pixels having some contribution if reprojection is using bilinear logic.
+    for (FfxInt32 iSampleIndex = 0; iSampleIndex < 4; iSampleIndex++) {
+
+        const FfxInt32x2 iOffset = bilinearInfo.iOffsets[iSampleIndex];
+        FfxFloat32 fWeight = bilinearInfo.fWeights[iSampleIndex];
+
+        if (fWeight > fReconstructedDepthBilinearWeightThreshold) {
+
+            FfxInt32x2 iStorePos = bilinearInfo.iBasePos + iOffset;
+            if (IsOnScreen(iStorePos, iPxDepthSize)) {
+                StoreReconstructedDepth(iStorePos, fDepth);
+            }
+        }
+    }
+}
+
+void FindNearestDepth(FFXM_PARAMETER_IN FfxInt32x2 iPxPos, FFXM_PARAMETER_IN FfxInt32x2 iPxSize, FFXM_PARAMETER_OUT FfxFloat32 fNearestDepth, FFXM_PARAMETER_OUT FfxInt32x2 fNearestDepthCoord)
+{
+    const FfxInt32 iSampleCount = 9;
+    const FfxInt32x2 iSampleOffsets[iSampleCount] = {
+        FfxInt32x2(+0, +0),
+        FfxInt32x2(+1, +0),
+        FfxInt32x2(+0, +1),
+        FfxInt32x2(+0, -1),
+        FfxInt32x2(-1, +0),
+        FfxInt32x2(-1, +1),
+        FfxInt32x2(+1, +1),
+        FfxInt32x2(-1, -1),
+        FfxInt32x2(+1, -1),
+    };
+
+    // pull out the depth loads to allow SC to batch them
+    FfxFloat32 depth[9];
+    FfxInt32 iSampleIndex = 0;
+    FFXM_UNROLL
+    for (iSampleIndex = 0; iSampleIndex < iSampleCount; ++iSampleIndex) {
+
+        FfxInt32x2 iPos = iPxPos + iSampleOffsets[iSampleIndex];
+        depth[iSampleIndex] = LoadInputDepth(iPos);
+    }
+
+    // find closest depth
+    fNearestDepthCoord = iPxPos;
+    fNearestDepth = depth[0];
+    FFXM_UNROLL
+    for (iSampleIndex = 1; iSampleIndex < iSampleCount; ++iSampleIndex) {
+
+        FfxInt32x2 iPos = iPxPos + iSampleOffsets[iSampleIndex];
+        if (IsOnScreen(iPos, iPxSize)) {
+
+            FfxFloat32 fNdDepth = depth[iSampleIndex];
+#if FFXM_FSR2_OPTION_INVERTED_DEPTH
+            if (fNdDepth > fNearestDepth) {
+#else
+            if (fNdDepth < fNearestDepth) {
+#endif
+                fNearestDepthCoord = iPos;
+                fNearestDepth = fNdDepth;
+            }
+        }
+    }
+}
+
+FfxFloat32 ComputeLockInputLuma(FfxInt32x2 iPxLrPos)
+{
+    //We assume linear data. if non-linear input (sRGB, ...),
+    //then we should convert to linear first and back to sRGB on output.
+    FfxFloat32x3 fRgb = ffxMax(FfxFloat32x3(0, 0, 0), LoadInputColor(iPxLrPos));
+
+    // Use internal auto exposure for locking logic
+    fRgb /= PreExposure();
+    fRgb *= Exposure();
+
+#if FFXM_FSR2_OPTION_HDR_COLOR_INPUT
+    fRgb = Tonemap(fRgb);
+#endif
+
+    //compute luma used to lock pixels, if used elsewhere the ffxPow must be moved!
+    const FfxFloat32 fLockInputLuma = ffxPow(RGBToPerceivedLuma(fRgb), FfxFloat32(1.0 / 6.0));
+
+    return fLockInputLuma;
+}
+
+ReconstructPrevDepthOutputs ReconstructAndDilate(FfxInt32x2 iPxLrPos)
+{
+    FfxFloat32 fDilatedDepth;
+    FfxInt32x2 iNearestDepthCoord;
+
+    FindNearestDepth(iPxLrPos, RenderSize(), fDilatedDepth, iNearestDepthCoord);
+
+#if FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+    FfxInt32x2 iSamplePos = iPxLrPos;
+    FfxInt32x2 iMotionVectorPos = iNearestDepthCoord;
+#else
+    FfxInt32x2 iSamplePos = ComputeHrPosFromLrPos(iPxLrPos);
+    FfxInt32x2 iMotionVectorPos = ComputeHrPosFromLrPos(iNearestDepthCoord);
+#endif
+
+    FfxFloat32x2 fDilatedMotionVector = LoadInputMotionVector(iMotionVectorPos);
+
+    ReconstructPrevDepthOutputs results;
+
+    results.fDepth = fDilatedDepth;
+    results.fMotionVector = fDilatedMotionVector;
+    ReconstructPrevDepth(iPxLrPos, fDilatedDepth, fDilatedMotionVector, RenderSize());
+    FfxFloat32 fLockInputLuma = ComputeLockInputLuma(iPxLrPos);
+    results.fLuma = fLockInputLuma;
+
+    return results;
+}
+
+
+#endif //!defined( FFXM_FSR2_RECONSTRUCT_DILATED_VELOCITY_AND_PREVIOUS_DEPTH_H )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_reconstruct_dilated_velocity_and_previous_depth.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_reproject.h

@@ -0,0 +1,390 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_REPROJECT_H
+#define FFXM_FSR2_REPROJECT_H
+
+#if FFXM_HALF
+FFXM_MIN16_F4 WrapHistory(FFXM_MIN16_I2 iPxSample)
+{
+    return FFXM_MIN16_F4(LoadHistory(iPxSample));
+}
+FFXM_MIN16_F4 SampleHistory(FfxFloat32x2 fUV)
+{
+    return SampleUpscaledHistory(fUV);
+}
+#else
+FfxFloat32x4 WrapHistory(FfxInt32x2 iPxSample)
+{
+    return LoadHistory(iPxSample);
+}
+FfxFloat32x4 SampleHistory(FfxFloat32x2 fUV)
+{
+    return SampleUpscaledHistory(fUV);
+}
+#endif
+
+
+#if FFXM_HALF
+
+#define FFXM_FSR2_REPROJECT_CATMULL_9TAP 0
+#define FFXM_FSR2_REPROJECT_LANCZOS_APPROX_9TAP 1
+#define FFXM_FSR2_REPROJECT_CATMULL_5TAP 2
+
+#if FFXM_SHADER_QUALITY_OPT_REPROJECT_CATMULL_5TAP
+#define FFXM_FSR2_REPROJECT_MODE FFXM_FSR2_REPROJECT_CATMULL_5TAP
+#elif FFXM_SHADER_QUALITY_OPT_REPROJECT_CATMULL_9TAP
+#define FFXM_FSR2_REPROJECT_MODE FFXM_FSR2_REPROJECT_CATMULL_9TAP
+#else // QUALITY
+#define FFXM_FSR2_REPROJECT_MODE FFXM_FSR2_REPROJECT_CATMULL_9TAP
+#endif
+
+#if (FFXM_FSR2_REPROJECT_MODE == FFXM_FSR2_REPROJECT_CATMULL_9TAP)
+struct CatmullRomSamples9Tap
+{
+    // bilinear sampling UV coordinates of the samples
+    FfxFloat32x2 UV[3];
+
+    // weights of the samples
+    FFXM_MIN16_F2 Weight[3];
+
+    // final multiplier (it is faster to multiply 3 RGB values than reweights the 5 weights)
+    FFXM_MIN16_F FinalMultiplier;
+};
+
+CatmullRomSamples9Tap Get2DCatmullRom9Kernel(FfxFloat32x2 uv, FfxFloat32x2 size, in FfxFloat32x2 invSize)
+{
+    CatmullRomSamples9Tap catmullSamples;
+    FfxFloat32x2 samplePos = uv * size;
+    FfxFloat32x2 texPos1 = floor(samplePos - 0.5f) + 0.5f;
+    FfxFloat32x2 f = samplePos - texPos1;
+
+    FfxFloat32x2 w0 = f * (-0.5f + f * (1.0f - 0.5f * f));
+    FfxFloat32x2 w1 = 1.0f + f * f * (-2.5f + 1.5f * f);
+    FfxFloat32x2 w2 = f * (0.5f + f * (2.0f - 1.5f * f));
+    FfxFloat32x2 w3 = f * f * (-0.5f + 0.5f * f);
+
+    catmullSamples.Weight[0] = FFXM_MIN16_F2(w0);
+    catmullSamples.Weight[1] = FFXM_MIN16_F2(w1 + w2);
+    catmullSamples.Weight[2] = FFXM_MIN16_F2(w3);
+
+    FfxFloat32x2 offset12 = w2 / (w1 + w2);
+
+    // Compute the final UV coordinates we'll use for sampling the texture
+    catmullSamples.UV[0] = FfxFloat32x2(texPos1 - 1);
+    catmullSamples.UV[1] = FfxFloat32x2(texPos1 + 2);
+    catmullSamples.UV[2] = FfxFloat32x2(texPos1 + offset12);
+
+    catmullSamples.UV[0] = FfxFloat32x2(catmullSamples.UV[0]*invSize);
+    catmullSamples.UV[1] = FfxFloat32x2(catmullSamples.UV[1]*invSize);
+    catmullSamples.UV[2] = FfxFloat32x2(catmullSamples.UV[2]*invSize);
+    return catmullSamples;
+}
+
+FFXM_MIN16_F4 HistorySample(FfxFloat32x2 fUvSample, FfxInt32x2 iTextureSize)
+{
+    FfxFloat32x2 fPxSample = (fUvSample * FfxFloat32x2(iTextureSize)) - FfxFloat32x2(0.5f, 0.5f);
+    FfxFloat32x2 fTextureSize = FfxFloat32x2(iTextureSize);
+    FfxFloat32x2 fInvTextureSize = FfxFloat32x2(1.0f, 1.0f) / fTextureSize;
+    CatmullRomSamples9Tap samples = Get2DCatmullRom9Kernel(fUvSample, fTextureSize, fInvTextureSize);
+
+    FFXM_MIN16_F4 fColor = FFXM_MIN16_F4(0.0f, 0.0f, 0.0f, 0.0f);
+
+    FFXM_MIN16_F4 fColor00 = SampleHistory(FfxFloat32x2(samples.UV[0]));
+    fColor += fColor00 * samples.Weight[0].x * samples.Weight[0].y;
+    FFXM_MIN16_F4 fColor20 = SampleHistory(FfxFloat32x2(samples.UV[2].x, samples.UV[0].y));
+    fColor += fColor20 * samples.Weight[1].x * samples.Weight[0].y;
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[1].x, samples.UV[0].y)) * samples.Weight[2].x * samples.Weight[0].y;
+
+    FFXM_MIN16_F4 fColor02 = SampleHistory(FfxFloat32x2(samples.UV[0].x, samples.UV[2].y));
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[0].x, samples.UV[2].y)) * samples.Weight[0].x * samples.Weight[1].y;
+    FFXM_MIN16_F4 fColor22 = SampleHistory(FfxFloat32x2(samples.UV[2]));
+    fColor += fColor22 * samples.Weight[1].x * samples.Weight[1].y;
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[1].x, samples.UV[2].y)) * samples.Weight[2].x * samples.Weight[1].y;
+
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[0].x, samples.UV[1].y)) * samples.Weight[0].x * samples.Weight[2].y;
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[2].x, samples.UV[1].y)) * samples.Weight[1].x * samples.Weight[2].y;
+    fColor += SampleHistory(FfxFloat32x2(samples.UV[1])) * samples.Weight[2].x * samples.Weight[2].y;
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    const FFXM_MIN16_F4 fDeringingSamples[4] = {fColor00, fColor20, fColor02, fColor22};
+
+    FFXM_MIN16_F4 fDeringingMin = fDeringingSamples[0];
+    FFXM_MIN16_F4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < 4; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+    fColor = clamp(fColor, fDeringingMin, fDeringingMax);
+#endif
+    return fColor;
+}
+#elif (FFXM_FSR2_REPROJECT_MODE == FFXM_FSR2_REPROJECT_CATMULL_5TAP)
+#define ARM_CATMULL_5TAP_SAMPLE_COUNT 5
+struct CatmullRomSamples
+{
+    // bilinear sampling UV coordinates of the samples
+    FfxFloat32x2 UV[ARM_CATMULL_5TAP_SAMPLE_COUNT];
+    // weights of the samples
+    FFXM_MIN16_F Weight[ARM_CATMULL_5TAP_SAMPLE_COUNT];
+    // final multiplier (it is faster to multiply 3 RGB values than reweights the 5 weights)
+    FFXM_MIN16_F FinalMultiplier;
+};
+
+void Bicubic2DCatmullRom(in FfxFloat32x2 uv, in FfxFloat32x2 size, in FfxFloat32x2 invSize, FFXM_PARAMETER_OUT FfxFloat32x2 samples[3], FFXM_PARAMETER_OUT FfxFloat32x2 weights[3])
+{
+    uv *= size;
+    FfxFloat32x2 tc = floor(uv - 0.5) + 0.5;
+    FfxFloat32x2 f  = uv - tc;
+    FfxFloat32x2 f2 = f * f;
+    FfxFloat32x2 f3 = f2 * f;
+    FfxFloat32x2 w0 = f2 - 0.5 * (f3 + f);
+    FfxFloat32x2 w1 = 1.5 * f3 - 2.5 * f2 + 1.f;
+    FfxFloat32x2 w3 = 0.5 * (f3 - f2);
+    FfxFloat32x2 w2 = 1.f - w0 - w1 - w3;
+
+    samples[0] = tc - 1.f;
+    samples[1] = tc + w2 / (w1 + w2);
+    samples[2] = tc + 2.f;
+
+    samples[0] *= invSize;
+    samples[1] *= invSize;
+    samples[2] *= invSize;
+    weights[0] = w0;
+    weights[1] = w1 + w2;
+    weights[2] = w3;
+}
+
+CatmullRomSamples GetBicubic2DCatmullRomSamples(FfxFloat32x2 uv, FfxFloat32x2 size, in FfxFloat32x2 invSize)
+{
+    FfxFloat32x2 weights[3];
+    FfxFloat32x2 samples[3];
+    Bicubic2DCatmullRom(uv, size, invSize, samples, weights);
+
+    CatmullRomSamples crSamples;
+    // optimized by removing corner samples
+    crSamples.UV[0] = FfxFloat32x2(samples[1].x, samples[0].y);
+    crSamples.UV[1] = FfxFloat32x2(samples[0].x, samples[1].y);
+    crSamples.UV[2] = FfxFloat32x2(samples[1].x, samples[1].y);
+    crSamples.UV[3] = FfxFloat32x2(samples[2].x, samples[1].y);
+    crSamples.UV[4] = FfxFloat32x2(samples[1].x, samples[2].y);
+
+    crSamples.Weight[0] = FFXM_MIN16_F(weights[1].x * weights[0].y);
+    crSamples.Weight[1] = FFXM_MIN16_F(weights[0].x * weights[1].y);
+    crSamples.Weight[2] = FFXM_MIN16_F(weights[1].x * weights[1].y);
+    crSamples.Weight[3] = FFXM_MIN16_F(weights[2].x * weights[1].y);
+    crSamples.Weight[4] = FFXM_MIN16_F(weights[1].x * weights[2].y);
+
+    // reweight after removing the corners
+    FFXM_MIN16_F cornerWeights;
+    cornerWeights = crSamples.Weight[0];
+    cornerWeights += crSamples.Weight[1];
+    cornerWeights += crSamples.Weight[2];
+    cornerWeights += crSamples.Weight[3];
+    cornerWeights += crSamples.Weight[4];
+    crSamples.FinalMultiplier = FFXM_MIN16_F(1.f / cornerWeights);
+    return crSamples;
+}
+
+FFXM_MIN16_F4 HistorySample(FfxFloat32x2 fUvSample, FfxInt32x2 iTextureSize)
+{
+    FfxFloat32x2 fTextureSize = FfxFloat32x2(iTextureSize);
+    FfxFloat32x2 fInvTextureSize = FfxFloat32x2(1.0f, 1.0f) / fTextureSize;
+    CatmullRomSamples samples = GetBicubic2DCatmullRomSamples(fUvSample, fTextureSize, fInvTextureSize);
+
+    FFXM_MIN16_F4 fColor = FFXM_MIN16_F4(0.0f, 0.0f, 0.0f, 0.0f);
+    fColor = SampleHistory(FfxFloat32x2(samples.UV[0])) * samples.Weight[0];
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    FFXM_MIN16_F4 fDeringingMin = fColor;
+    FFXM_MIN16_F4 fDeringingMax = fColor;
+#endif
+    for(FfxInt32 iSampleIndex = 1; iSampleIndex < ARM_CATMULL_5TAP_SAMPLE_COUNT; iSampleIndex++)
+    {
+        FFXM_MIN16_F4 fSample = SampleHistory(FfxFloat32x2(samples.UV[iSampleIndex])) * samples.Weight[iSampleIndex];
+        fColor += fSample;
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+        fDeringingMin = ffxMin(fDeringingMin, fSample);
+        fDeringingMax = ffxMax(fDeringingMax, fSample);
+#endif
+    }
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    fColor = clamp(fColor, fDeringingMin, fDeringingMax);
+#endif
+    return fColor;
+}
+#elif (FFXM_FSR2_REPROJECT_MODE == FFXM_FSR2_REPROJECT_LANCZOS_APPROX_9TAP)
+
+Fetched9TapSamplesMin16 FetchHistorySamples(FfxInt32x2 iPxSample, FfxInt32x2 iTextureSize)
+{
+    Fetched9TapSamplesMin16 Samples;
+    FfxFloat32x2 iSrcInputUv = FfxFloat32x2(iPxSample) / FfxFloat32x2(iTextureSize);
+    FfxFloat32x2 unitOffsetUv = FfxFloat32x2(1.0f, 1.0f) / FfxFloat32x2(iTextureSize);
+
+    // Collect samples
+    GatherHistoryColorRGBQuad(FfxFloat32x2(-0.5, -0.5) * unitOffsetUv + iSrcInputUv,
+        Samples.fColor00, Samples.fColor10, Samples.fColor01, Samples.fColor11);
+    Samples.fColor20 =  WrapHistory(FfxFloat32x2(1, -1) + iPxSample);
+    Samples.fColor21 =  WrapHistory(FfxFloat32x2(1, 0) + iPxSample);
+    Samples.fColor02 =  WrapHistory(FfxFloat32x2(-1, 1) + iPxSample);
+    Samples.fColor12 =  WrapHistory(FfxFloat32x2(0, 1) + iPxSample);
+    Samples.fColor22 = WrapHistory(FfxFloat32x2(1, 1) + iPxSample);
+
+    return Samples;
+}
+//DeclareCustomFetch9TapSamplesMin16(FetchHistorySamples, WrapHistory)
+DeclareCustomTextureSampleMin16(HistorySample, Lanczos2Approx, FetchHistorySamples)
+#endif // FFXM_FSR2_REPROJECT_MODE
+
+#else // !FFXM_HALF
+
+#ifndef FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE
+#define FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE 0 // Reference
+#endif
+DeclareCustomFetchBicubicSamples(FetchHistorySamples, WrapHistory)
+DeclareCustomTextureSample(HistorySample, FFXM_FSR2_GET_LANCZOS_SAMPLER1D(FFXM_FSR2_OPTION_REPROJECT_USE_LANCZOS_TYPE), FetchHistorySamples)
+#endif
+
+FfxFloat32x4 WrapLockStatus(FfxInt32x2 iPxSample)
+{
+    FfxFloat32x4 fSample = FfxFloat32x4(LoadLockStatus(iPxSample), 0.0f, 0.0f);
+    return fSample;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 WrapLockStatus(FFXM_MIN16_I2 iPxSample)
+{
+    FFXM_MIN16_F4 fSample = FFXM_MIN16_F4(LoadLockStatus(iPxSample), 0.0, 0.0);
+
+    return fSample;
+}
+#endif
+
+#if FFXM_HALF
+DeclareCustomFetchBilinearSamplesMin16(FetchLockStatusSamples, WrapLockStatus)
+DeclareCustomTextureSampleMin16(LockStatusSample, Bilinear, FetchLockStatusSamples)
+#else
+DeclareCustomFetchBilinearSamples(FetchLockStatusSamples, WrapLockStatus)
+DeclareCustomTextureSample(LockStatusSample, Bilinear, FetchLockStatusSamples)
+#endif
+
+FfxFloat32x2 GetMotionVector(FfxInt32x2 iPxHrPos, FfxFloat32x2 fHrUv)
+{
+#if FFXM_FSR2_OPTION_LOW_RESOLUTION_MOTION_VECTORS
+    FfxFloat32x2 fDilatedMotionVector = LoadDilatedMotionVector(FfxInt32x2(fHrUv * RenderSize()));
+#else
+    FfxFloat32x2 fDilatedMotionVector = LoadInputMotionVector(iPxHrPos);
+#endif
+
+    return fDilatedMotionVector;
+}
+
+FfxBoolean IsUvInside(FfxFloat32x2 fUv)
+{
+    return (fUv.x >= 0.0f && fUv.x <= 1.0f) && (fUv.y >= 0.0f && fUv.y <= 1.0f);
+}
+
+void ComputeReprojectedUVs(const AccumulationPassCommonParams params, FFXM_PARAMETER_OUT FfxFloat32x2 fReprojectedHrUv, FFXM_PARAMETER_OUT FfxBoolean bIsExistingSample)
+{
+    fReprojectedHrUv = params.fHrUv + params.fMotionVector;
+
+    bIsExistingSample = IsUvInside(fReprojectedHrUv);
+}
+
+#if !FFXM_HALF
+void ReprojectHistoryColor(const AccumulationPassCommonParams params, FFXM_PARAMETER_OUT FfxFloat32x3 fHistoryColor, FFXM_PARAMETER_OUT FfxFloat32 fTemporalReactiveFactor, FFXM_PARAMETER_OUT FfxBoolean bInMotionLastFrame)
+{
+    FfxFloat32x4 fHistory = HistorySample(params.fReprojectedHrUv, DisplaySize());
+
+    fHistoryColor = PrepareRgb(fHistory.rgb, Exposure(), PreviousFramePreExposure());
+
+#if !FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    fHistoryColor = RGBToYCoCg(fHistoryColor);
+#endif
+
+    //Compute temporal reactivity info
+#if FFXM_SHADER_QUALITY_OPT_SEPARATE_TEMPORAL_REACTIVE
+    fTemporalReactiveFactor = ffxSaturate(abs(SampleTemporalReactive(params.fReprojectedHrUv)));
+#else
+    fTemporalReactiveFactor = ffxSaturate(abs(fHistory.w));
+#endif
+    bInMotionLastFrame = (fHistory.w < 0.0f);
+}
+
+LockState ReprojectHistoryLockStatus(const AccumulationPassCommonParams params, FFXM_PARAMETER_OUT FfxFloat32x2 fReprojectedLockStatus)
+{
+    LockState state = { FFXM_FALSE, FFXM_FALSE };
+    const FfxFloat32 fNewLockIntensity = LoadNewLocks(params.iPxHrPos);
+    state.NewLock = fNewLockIntensity > (127.0f / 255.0f);
+
+    FfxFloat32 fInPlaceLockLifetime = state.NewLock ? fNewLockIntensity : 0;
+
+    fReprojectedLockStatus = SampleLockStatus(params.fReprojectedHrUv);
+
+    if (fReprojectedLockStatus[LOCK_LIFETIME_REMAINING] != FfxFloat32(0.0f)) {
+        state.WasLockedPrevFrame = true;
+    }
+
+    return state;
+}
+#else //FFXM_HALF
+
+void ReprojectHistoryColor(const AccumulationPassCommonParams params, FFXM_PARAMETER_OUT FfxFloat16x3 fHistoryColor, FFXM_PARAMETER_OUT FfxFloat16 fTemporalReactiveFactor, FFXM_PARAMETER_OUT FfxBoolean bInMotionLastFrame)
+{
+    FfxFloat16x4 fHistory = HistorySample(params.fReprojectedHrUv, DisplaySize());
+
+    fHistoryColor = FfxFloat16x3(PrepareRgb(fHistory.rgb, Exposure(), PreviousFramePreExposure()));
+
+#if !FFXM_SHADER_QUALITY_OPT_TONEMAPPED_RGB_PREPARED_INPUT_COLOR
+    fHistoryColor = RGBToYCoCg(fHistoryColor);
+#endif
+
+    //Compute temporal reactivity info
+#if FFXM_SHADER_QUALITY_OPT_SEPARATE_TEMPORAL_REACTIVE
+    fTemporalReactiveFactor = FfxFloat16(ffxSaturate(abs(SampleTemporalReactive(params.fReprojectedHrUv))));
+#else
+    fTemporalReactiveFactor = FfxFloat16(ffxSaturate(abs(fHistory.w)));
+#endif
+    bInMotionLastFrame = (fHistory.w < 0.0f);
+}
+
+LockState ReprojectHistoryLockStatus(const AccumulationPassCommonParams params, FFXM_PARAMETER_OUT FfxFloat16x2 fReprojectedLockStatus)
+{
+    LockState state = { FFXM_FALSE, FFXM_FALSE };
+    const FfxFloat16 fNewLockIntensity = FfxFloat16(LoadNewLocks(params.iPxHrPos));
+    state.NewLock = fNewLockIntensity > (127.0f / 255.0f);
+
+    FfxFloat16 fInPlaceLockLifetime = state.NewLock ? fNewLockIntensity : FfxFloat16(0);
+
+    fReprojectedLockStatus = FfxFloat16x2(SampleLockStatus(params.fReprojectedHrUv));
+
+    if (fReprojectedLockStatus[LOCK_LIFETIME_REMAINING] != FfxFloat16(0.0f)) {
+        state.WasLockedPrevFrame = true;
+    }
+    return state;
+}
+
+#endif
+
+#endif //!defined( FFXM_FSR2_REPROJECT_H )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_reproject.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_resources.h

@@ -0,0 +1,100 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_RESOURCES_H
+#define FFXM_FSR2_RESOURCES_H
+
+#if defined(FFXM_CPU) || defined(FFXM_GPU)
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_NULL                                           0
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_OPAQUE_ONLY                              1
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_COLOR                                    2
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_MOTION_VECTORS                           3
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_DEPTH                                    4
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_EXPOSURE                                 5
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_REACTIVE_MASK                            6
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INPUT_TRANSPARENCY_AND_COMPOSITION_MASK        7
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_RECONSTRUCTED_PREVIOUS_NEAREST_DEPTH           8
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_DILATED_MOTION_VECTORS                         9
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_DILATED_DEPTH                                  10
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_UPSCALED_COLOR                        11
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LOCK_STATUS                                    12
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_NEW_LOCKS                                      13
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_PREPARED_INPUT_COLOR                           14
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LUMA_HISTORY                                   15
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_DEBUG_OUTPUT                                   16
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LANCZOS_LUT                                    17
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SPD_ATOMIC_COUNT                               18
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_UPSCALED_OUTPUT                                19
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_RCAS_INPUT                                     20
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LOCK_STATUS_1                                  21
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LOCK_STATUS_2                                  22
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_UPSCALED_COLOR_1                      23
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_UPSCALED_COLOR_2                      24
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_DEFAULT_REACTIVITY                    25
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_DEFAULT_TRANSPARENCY_AND_COMPOSITION  26
+#define FFXM_FSR2_RESOURCE_IDENTITIER_UPSAMPLE_MAXIMUM_BIAS_LUT                      27
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_DILATED_REACTIVE_MASKS                         28
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE                                29 // same as FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_0
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_0                       29
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_1                       30
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_2                       31
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_3                       32
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_4                       33
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_5                       34
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_6                       35
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_7                       36
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_8                       37
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_9                       38
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_10                      39
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_11                      40
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_12                      41
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_DEFAULT_EXPOSURE                      42
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_AUTO_EXPOSURE                                  43
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_AUTOREACTIVE                                   44
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_PREVIOUS_DILATED_MOTION_VECTORS                45
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_DILATED_MOTION_VECTORS_1              46
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_DILATED_MOTION_VECTORS_2              47
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LUMA_HISTORY_1                                 48
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LUMA_HISTORY_2                                 49
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_LOCK_INPUT_LUMA                                50
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_TEMPORAL_REACTIVE				     51
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_TEMPORAL_REACTIVE_1					 52
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_INTERNAL_TEMPORAL_REACTIVE_2					 53
+
+// Shading change detection mip level setting, value must be in the range [FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_0, FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_12]
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_SHADING_CHANGE          FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_4
+#define FFXM_FSR2_SHADING_CHANGE_MIP_LEVEL                                           (FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE_MIPMAP_SHADING_CHANGE - FFXM_FSR2_RESOURCE_IDENTIFIER_SCENE_LUMINANCE)
+
+#define FFXM_FSR2_RESOURCE_IDENTIFIER_COUNT                                          54
+
+#define FFXM_FSR2_CONSTANTBUFFER_IDENTIFIER_FSR2                                     0
+#define FFXM_FSR2_CONSTANTBUFFER_IDENTIFIER_SPD                                      1
+#define FFXM_FSR2_CONSTANTBUFFER_IDENTIFIER_RCAS                                     2
+#define FFXM_FSR2_CONSTANTBUFFER_IDENTIFIER_GENREACTIVE                              3
+
+#define FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_TONEMAP                                    1
+#define FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_INVERSETONEMAP                             2
+#define FFXM_FSR2_AUTOREACTIVEFLAGS_APPLY_THRESHOLD                                  4
+#define FFXM_FSR2_AUTOREACTIVEFLAGS_USE_COMPONENTS_MAX                               8
+
+#endif // #if defined(FFXM_CPU) || defined(FFXM_GPU)
+
+#endif //!defined( FFXM_FSR2_RESOURCES_H )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_resources.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_sample.h

@@ -0,0 +1,699 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_SAMPLE_H
+#define FFXM_FSR2_SAMPLE_H
+
+// suppress warnings
+#ifdef FFXM_HLSL
+#pragma warning(disable: 4008) // potentially divide by zero
+#endif //FFXM_HLSL
+
+struct FetchedBilinearSamples {
+
+    FfxFloat32x4 fColor00;
+    FfxFloat32x4 fColor10;
+
+    FfxFloat32x4 fColor01;
+    FfxFloat32x4 fColor11;
+};
+
+struct FetchedBicubicSamples {
+
+    FfxFloat32x4 fColor00;
+    FfxFloat32x4 fColor10;
+    FfxFloat32x4 fColor20;
+    FfxFloat32x4 fColor30;
+
+    FfxFloat32x4 fColor01;
+    FfxFloat32x4 fColor11;
+    FfxFloat32x4 fColor21;
+    FfxFloat32x4 fColor31;
+
+    FfxFloat32x4 fColor02;
+    FfxFloat32x4 fColor12;
+    FfxFloat32x4 fColor22;
+    FfxFloat32x4 fColor32;
+
+    FfxFloat32x4 fColor03;
+    FfxFloat32x4 fColor13;
+    FfxFloat32x4 fColor23;
+    FfxFloat32x4 fColor33;
+};
+
+#if FFXM_HALF
+struct FetchedBilinearSamplesMin16 {
+
+    FFXM_MIN16_F4 fColor00;
+    FFXM_MIN16_F4 fColor10;
+
+    FFXM_MIN16_F4 fColor01;
+    FFXM_MIN16_F4 fColor11;
+};
+
+struct FetchedBicubicSamplesMin16 {
+
+    FFXM_MIN16_F4 fColor00;
+    FFXM_MIN16_F4 fColor10;
+    FFXM_MIN16_F4 fColor20;
+    FFXM_MIN16_F4 fColor30;
+
+    FFXM_MIN16_F4 fColor01;
+    FFXM_MIN16_F4 fColor11;
+    FFXM_MIN16_F4 fColor21;
+    FFXM_MIN16_F4 fColor31;
+
+    FFXM_MIN16_F4 fColor02;
+    FFXM_MIN16_F4 fColor12;
+    FFXM_MIN16_F4 fColor22;
+    FFXM_MIN16_F4 fColor32;
+
+    FFXM_MIN16_F4 fColor03;
+    FFXM_MIN16_F4 fColor13;
+    FFXM_MIN16_F4 fColor23;
+    FFXM_MIN16_F4 fColor33;
+};
+
+struct Fetched9TapSamplesMin16 {
+
+    FFXM_MIN16_F4 fColor00;
+    FFXM_MIN16_F4 fColor10;
+    FFXM_MIN16_F4 fColor20;
+
+    FFXM_MIN16_F4 fColor01;
+    FFXM_MIN16_F4 fColor11;
+    FFXM_MIN16_F4 fColor21;
+
+    FFXM_MIN16_F4 fColor02;
+    FFXM_MIN16_F4 fColor12;
+    FFXM_MIN16_F4 fColor22;
+};
+
+#else //FFXM_HALF
+#define FetchedBicubicSamplesMin16 FetchedBicubicSamples
+#define FetchedBilinearSamplesMin16 FetchedBilinearSamples
+#endif //FFXM_HALF
+
+FfxFloat32x4 Linear(FfxFloat32x4 A, FfxFloat32x4 B, FfxFloat32 t)
+{
+    return A + (B - A) * t;
+}
+
+FfxFloat32x4 Bilinear(FetchedBilinearSamples BilinearSamples, FfxFloat32x2 fPxFrac)
+{
+    FfxFloat32x4 fColorX0 = Linear(BilinearSamples.fColor00, BilinearSamples.fColor10, fPxFrac.x);
+    FfxFloat32x4 fColorX1 = Linear(BilinearSamples.fColor01, BilinearSamples.fColor11, fPxFrac.x);
+    FfxFloat32x4 fColorXY = Linear(fColorX0, fColorX1, fPxFrac.y);
+    return fColorXY;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 Linear(FFXM_MIN16_F4 A, FFXM_MIN16_F4 B, FFXM_MIN16_F t)
+{
+    return A + (B - A) * t;
+}
+
+FFXM_MIN16_F4 Bilinear(FetchedBilinearSamplesMin16 BilinearSamples, FFXM_MIN16_F2 fPxFrac)
+{
+    FFXM_MIN16_F4 fColorX0 = Linear(BilinearSamples.fColor00, BilinearSamples.fColor10, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX1 = Linear(BilinearSamples.fColor01, BilinearSamples.fColor11, fPxFrac.x);
+    FFXM_MIN16_F4 fColorXY = Linear(fColorX0, fColorX1, fPxFrac.y);
+    return fColorXY;
+}
+#endif
+
+FfxFloat32 Lanczos2NoClamp(FfxFloat32 x)
+{
+    const FfxFloat32 PI = 3.141592653589793f; // TODO: share SDK constants
+    return abs(x) < FSR2_EPSILON ? 1.f : (sin(PI * x) / (PI * x)) * (sin(0.5f * PI * x) / (0.5f * PI * x));
+}
+
+FfxFloat32 Lanczos2(FfxFloat32 x)
+{
+    x = ffxMin(abs(x), 2.0f);
+    return Lanczos2NoClamp(x);
+}
+
+#if FFXM_HALF
+
+#if 1
+FFXM_MIN16_F Lanczos2NoClamp(FFXM_MIN16_F x)
+{
+    const FFXM_MIN16_F PI = FFXM_MIN16_F(3.141592653589793f); // TODO: share SDK constants
+    return abs(x) < FFXM_MIN16_F(FSR2_EPSILON) ? FFXM_MIN16_F(1.f) : (sin(PI * x) / (PI * x)) * (sin(FFXM_MIN16_F(0.5f) * PI * x) / (FFXM_MIN16_F(0.5f) * PI * x));
+}
+#endif
+
+FFXM_MIN16_F Lanczos2(FFXM_MIN16_F x)
+{
+    x = ffxMin(abs(x), FFXM_MIN16_F(2.0f));
+    return FFXM_MIN16_F(Lanczos2NoClamp(x));
+}
+#endif //FFXM_HALF
+
+// FSR1 lanczos approximation. Input is x*x and must be <= 4.
+FfxFloat32 Lanczos2ApproxSqNoClamp(FfxFloat32 x2)
+{
+    FfxFloat32 a = (2.0f / 5.0f) * x2 - 1;
+    FfxFloat32 b = (1.0f / 4.0f) * x2 - 1;
+    return ((25.0f / 16.0f) * a * a - (25.0f / 16.0f - 1)) * (b * b);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F Lanczos2ApproxSqNoClamp(FFXM_MIN16_F x2)
+{
+    FFXM_MIN16_F a = FFXM_MIN16_F(2.0f / 5.0f) * x2 - FFXM_MIN16_F(1);
+    FFXM_MIN16_F b = FFXM_MIN16_F(1.0f / 4.0f) * x2 - FFXM_MIN16_F(1);
+    return (FFXM_MIN16_F(25.0f / 16.0f) * a * a - FFXM_MIN16_F(25.0f / 16.0f - 1)) * (b * b);
+}
+#endif //FFXM_HALF
+
+FfxFloat32 Lanczos2ApproxSq(FfxFloat32 x2)
+{
+    x2 = ffxMin(x2, 4.0f);
+    return Lanczos2ApproxSqNoClamp(x2);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F Lanczos2ApproxSq(FFXM_MIN16_F x2)
+{
+    x2 = ffxMin(x2, FFXM_MIN16_F(4.0f));
+    return Lanczos2ApproxSqNoClamp(x2);
+}
+#endif //FFXM_HALF
+
+FfxFloat32 Lanczos2ApproxNoClamp(FfxFloat32 x)
+{
+    return Lanczos2ApproxSqNoClamp(x * x);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F Lanczos2ApproxNoClamp(FFXM_MIN16_F x)
+{
+    return Lanczos2ApproxSqNoClamp(x * x);
+}
+#endif //FFXM_HALF
+
+FfxFloat32 Lanczos2Approx(FfxFloat32 x)
+{
+    return Lanczos2ApproxSq(x * x);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F Lanczos2Approx(FFXM_MIN16_F x)
+{
+    return Lanczos2ApproxSq(x * x);
+}
+#endif //FFXM_HALF
+
+FfxFloat32 Lanczos2_UseLUT(FfxFloat32 x)
+{
+    return SampleLanczos2Weight(abs(x));
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F Lanczos2_UseLUT(FFXM_MIN16_F x)
+{
+    return FFXM_MIN16_F(SampleLanczos2Weight(abs(x)));
+}
+#endif //FFXM_HALF
+
+FfxFloat32x4 Lanczos2_UseLUT(FfxFloat32x4 fColor0, FfxFloat32x4 fColor1, FfxFloat32x4 fColor2, FfxFloat32x4 fColor3, FfxFloat32 t)
+{
+    FfxFloat32 fWeight0 = Lanczos2_UseLUT(-1.f - t);
+    FfxFloat32 fWeight1 = Lanczos2_UseLUT(-0.f - t);
+    FfxFloat32 fWeight2 = Lanczos2_UseLUT(+1.f - t);
+    FfxFloat32 fWeight3 = Lanczos2_UseLUT(+2.f - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+#if FFXM_HALF
+FFXM_MIN16_F4 Lanczos2_UseLUT(FFXM_MIN16_F4 fColor0, FFXM_MIN16_F4 fColor1, FFXM_MIN16_F4 fColor2, FFXM_MIN16_F4 fColor3, FFXM_MIN16_F t)
+{
+    FFXM_MIN16_F fWeight0 = Lanczos2_UseLUT(FFXM_MIN16_F(-1.f) - t);
+    FFXM_MIN16_F fWeight1 = Lanczos2_UseLUT(FFXM_MIN16_F(-0.f) - t);
+    FFXM_MIN16_F fWeight2 = Lanczos2_UseLUT(FFXM_MIN16_F(+1.f) - t);
+    FFXM_MIN16_F fWeight3 = Lanczos2_UseLUT(FFXM_MIN16_F(+2.f) - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+#endif
+
+FfxFloat32x4 Lanczos2(FfxFloat32x4 fColor0, FfxFloat32x4 fColor1, FfxFloat32x4 fColor2, FfxFloat32x4 fColor3, FfxFloat32 t)
+{
+    FfxFloat32 fWeight0 = Lanczos2(-1.f - t);
+    FfxFloat32 fWeight1 = Lanczos2(-0.f - t);
+    FfxFloat32 fWeight2 = Lanczos2(+1.f - t);
+    FfxFloat32 fWeight3 = Lanczos2(+2.f - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+
+FfxFloat32x4 Lanczos2(FetchedBicubicSamples Samples, FfxFloat32x2 fPxFrac)
+{
+    FfxFloat32x4 fColorX0 = Lanczos2(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FfxFloat32x4 fColorX1 = Lanczos2(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FfxFloat32x4 fColorX2 = Lanczos2(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FfxFloat32x4 fColorX3 = Lanczos2(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FfxFloat32x4 fColorXY = Lanczos2(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FfxFloat32x4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FfxFloat32x4 fDeringingMin = fDeringingSamples[0];
+    FfxFloat32x4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex) {
+
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 Lanczos2(FFXM_MIN16_F4 fColor0, FFXM_MIN16_F4 fColor1, FFXM_MIN16_F4 fColor2, FFXM_MIN16_F4 fColor3, FFXM_MIN16_F t)
+{
+    FFXM_MIN16_F fWeight0 = Lanczos2(FFXM_MIN16_F(-1.f) - t);
+    FFXM_MIN16_F fWeight1 = Lanczos2(FFXM_MIN16_F(-0.f) - t);
+    FFXM_MIN16_F fWeight2 = Lanczos2(FFXM_MIN16_F(+1.f) - t);
+    FFXM_MIN16_F fWeight3 = Lanczos2(FFXM_MIN16_F(+2.f) - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+
+FFXM_MIN16_F4 Lanczos2(FetchedBicubicSamplesMin16 Samples, FFXM_MIN16_F2 fPxFrac)
+{
+    FFXM_MIN16_F4 fColorX0 = Lanczos2(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX1 = Lanczos2(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX2 = Lanczos2(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX3 = Lanczos2(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FFXM_MIN16_F4 fColorXY = Lanczos2(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FFXM_MIN16_F4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FFXM_MIN16_F4 fDeringingMin = fDeringingSamples[0];
+    FFXM_MIN16_F4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+
+FFXM_MIN16_F4 Lanczos2(FFXM_MIN16_F4 fColor0, FFXM_MIN16_F4 fColor1, FFXM_MIN16_F4 fColor2, FFXM_MIN16_F t)
+{
+    FFXM_MIN16_F fWeight0 = Lanczos2(FFXM_MIN16_F(-1.f) - t);
+    FFXM_MIN16_F fWeight1 = Lanczos2(FFXM_MIN16_F(-0.f) - t);
+    FFXM_MIN16_F fWeight2 = Lanczos2(FFXM_MIN16_F(+1.f) - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2) / (fWeight0 + fWeight1 + fWeight2);
+}
+
+FFXM_MIN16_F4 Lanczos2Approx(FFXM_MIN16_F4 fColor0, FFXM_MIN16_F4 fColor1, FFXM_MIN16_F4 fColor2, FFXM_MIN16_F t)
+{
+    FFXM_MIN16_F fWeight0 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(-1.f) - t);
+    FFXM_MIN16_F fWeight1 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(-0.f) - t);
+    FFXM_MIN16_F fWeight2 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(+1.f) - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2) / (fWeight0 + fWeight1 + fWeight2);
+}
+
+FFXM_MIN16_F4 Lanczos2Approx(Fetched9TapSamplesMin16 Samples, FFXM_MIN16_F2 fPxFrac)
+{
+    FFXM_MIN16_F4 fColorX0 = Lanczos2Approx(Samples.fColor00, Samples.fColor10, Samples.fColor20, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX1 = Lanczos2Approx(Samples.fColor01, Samples.fColor11, Samples.fColor21, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX2 = Lanczos2Approx(Samples.fColor02, Samples.fColor12, Samples.fColor22, fPxFrac.x);
+    FFXM_MIN16_F4 fColorXY = Lanczos2Approx(fColorX0, fColorX1, fColorX2, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FFXM_MIN16_F4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FFXM_MIN16_F4 fDeringingMin = fDeringingSamples[0];
+    FFXM_MIN16_F4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+
+#endif //FFXM_HALF
+
+
+FfxFloat32x4 Lanczos2LUT(FetchedBicubicSamples Samples, FfxFloat32x2 fPxFrac)
+{
+    FfxFloat32x4 fColorX0 = Lanczos2_UseLUT(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FfxFloat32x4 fColorX1 = Lanczos2_UseLUT(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FfxFloat32x4 fColorX2 = Lanczos2_UseLUT(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FfxFloat32x4 fColorX3 = Lanczos2_UseLUT(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FfxFloat32x4 fColorXY = Lanczos2_UseLUT(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FfxFloat32x4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FfxFloat32x4 fDeringingMin = fDeringingSamples[0];
+    FfxFloat32x4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex) {
+
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 Lanczos2LUT(FetchedBicubicSamplesMin16 Samples, FFXM_MIN16_F2 fPxFrac)
+{
+    FFXM_MIN16_F4 fColorX0 = Lanczos2_UseLUT(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX1 = Lanczos2_UseLUT(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX2 = Lanczos2_UseLUT(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX3 = Lanczos2_UseLUT(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FFXM_MIN16_F4 fColorXY = Lanczos2_UseLUT(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FFXM_MIN16_F4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FFXM_MIN16_F4 fDeringingMin = fDeringingSamples[0];
+    FFXM_MIN16_F4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+#endif //FFXM_HALF
+
+
+
+FfxFloat32x4 Lanczos2Approx(FfxFloat32x4 fColor0, FfxFloat32x4 fColor1, FfxFloat32x4 fColor2, FfxFloat32x4 fColor3, FfxFloat32 t)
+{
+    FfxFloat32 fWeight0 = Lanczos2ApproxNoClamp(-1.f - t);
+    FfxFloat32 fWeight1 = Lanczos2ApproxNoClamp(-0.f - t);
+    FfxFloat32 fWeight2 = Lanczos2ApproxNoClamp(+1.f - t);
+    FfxFloat32 fWeight3 = Lanczos2ApproxNoClamp(+2.f - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 Lanczos2Approx(FFXM_MIN16_F4 fColor0, FFXM_MIN16_F4 fColor1, FFXM_MIN16_F4 fColor2, FFXM_MIN16_F4 fColor3, FFXM_MIN16_F t)
+{
+    FFXM_MIN16_F fWeight0 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(-1.f) - t);
+    FFXM_MIN16_F fWeight1 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(-0.f) - t);
+    FFXM_MIN16_F fWeight2 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(+1.f) - t);
+    FFXM_MIN16_F fWeight3 = Lanczos2ApproxNoClamp(FFXM_MIN16_F(+2.f) - t);
+    return (fWeight0 * fColor0 + fWeight1 * fColor1 + fWeight2 * fColor2 + fWeight3 * fColor3) / (fWeight0 + fWeight1 + fWeight2 + fWeight3);
+}
+#endif //FFXM_HALF
+
+FfxFloat32x4 Lanczos2Approx(FetchedBicubicSamples Samples, FfxFloat32x2 fPxFrac)
+{
+    FfxFloat32x4 fColorX0 = Lanczos2Approx(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FfxFloat32x4 fColorX1 = Lanczos2Approx(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FfxFloat32x4 fColorX2 = Lanczos2Approx(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FfxFloat32x4 fColorX3 = Lanczos2Approx(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FfxFloat32x4 fColorXY = Lanczos2Approx(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FfxFloat32x4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FfxFloat32x4 fDeringingMin = fDeringingSamples[0];
+    FfxFloat32x4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F4 Lanczos2Approx(FetchedBicubicSamplesMin16 Samples, FFXM_MIN16_F2 fPxFrac)
+{
+    FFXM_MIN16_F4 fColorX0 = Lanczos2Approx(Samples.fColor00, Samples.fColor10, Samples.fColor20, Samples.fColor30, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX1 = Lanczos2Approx(Samples.fColor01, Samples.fColor11, Samples.fColor21, Samples.fColor31, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX2 = Lanczos2Approx(Samples.fColor02, Samples.fColor12, Samples.fColor22, Samples.fColor32, fPxFrac.x);
+    FFXM_MIN16_F4 fColorX3 = Lanczos2Approx(Samples.fColor03, Samples.fColor13, Samples.fColor23, Samples.fColor33, fPxFrac.x);
+    FFXM_MIN16_F4 fColorXY = Lanczos2Approx(fColorX0, fColorX1, fColorX2, fColorX3, fPxFrac.y);
+
+#if !FFXM_SHADER_QUALITY_OPT_DISABLE_DERINGING
+    // Deringing
+
+    // TODO: only use 4 by checking jitter
+    const FfxInt32 iDeringingSampleCount = 4;
+    const FFXM_MIN16_F4 fDeringingSamples[4] = {
+        Samples.fColor11,
+        Samples.fColor21,
+        Samples.fColor12,
+        Samples.fColor22,
+    };
+
+    FFXM_MIN16_F4 fDeringingMin = fDeringingSamples[0];
+    FFXM_MIN16_F4 fDeringingMax = fDeringingSamples[0];
+
+    FFXM_UNROLL
+    for (FfxInt32 iSampleIndex = 1; iSampleIndex < iDeringingSampleCount; ++iSampleIndex)
+    {
+        fDeringingMin = ffxMin(fDeringingMin, fDeringingSamples[iSampleIndex]);
+        fDeringingMax = ffxMax(fDeringingMax, fDeringingSamples[iSampleIndex]);
+    }
+
+    fColorXY = clamp(fColorXY, fDeringingMin, fDeringingMax);
+#endif
+    return fColorXY;
+}
+#endif
+
+// Clamp by offset direction. Assuming iPxSample is already in range and iPxOffset is compile time constant.
+FfxInt32x2 ClampCoord(FfxInt32x2 iPxSample, FfxInt32x2 iPxOffset, FfxInt32x2 iTextureSize)
+{
+    FfxInt32x2 result = iPxSample + iPxOffset;
+    result.x = (iPxOffset.x < 0) ? ffxMax(result.x, 0) : result.x;
+    result.x = (iPxOffset.x > 0) ? ffxMin(result.x, iTextureSize.x - 1) : result.x;
+    result.y = (iPxOffset.y < 0) ? ffxMax(result.y, 0) : result.y;
+    result.y = (iPxOffset.y > 0) ? ffxMin(result.y, iTextureSize.y - 1) : result.y;
+    return result;
+}
+#if FFXM_HALF
+FFXM_MIN16_I2 ClampCoord(FFXM_MIN16_I2 iPxSample, FFXM_MIN16_I2 iPxOffset, FFXM_MIN16_I2 iTextureSize)
+{
+    FFXM_MIN16_I2 result = iPxSample + iPxOffset;
+    result.x = (iPxOffset.x < FFXM_MIN16_I(0)) ? ffxMax(result.x, FFXM_MIN16_I(0)) : result.x;
+    result.x = (iPxOffset.x > FFXM_MIN16_I(0)) ? ffxMin(result.x, iTextureSize.x - FFXM_MIN16_I(1)) : result.x;
+    result.y = (iPxOffset.y < FFXM_MIN16_I(0)) ? ffxMax(result.y, FFXM_MIN16_I(0)) : result.y;
+    result.y = (iPxOffset.y > FFXM_MIN16_I(0)) ? ffxMin(result.y, iTextureSize.y - FFXM_MIN16_I(1)) : result.y;
+    return result;
+}
+#endif //FFXM_HALF
+
+
+#define DeclareCustomFetchBicubicSamplesWithType(SampleType, TextureType, AddrType, Name, LoadTexture)               \
+    SampleType Name(AddrType iPxSample, AddrType iTextureSize)                                          \
+    {                                                                                                   \
+        SampleType Samples;                                                                             \
+                                                                                                        \
+        Samples.fColor00 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, -1), iTextureSize)));    \
+        Samples.fColor10 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, -1), iTextureSize)));    \
+        Samples.fColor20 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, -1), iTextureSize)));    \
+        Samples.fColor30 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+2, -1), iTextureSize)));    \
+                                                                                                        \
+        Samples.fColor01 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, +0), iTextureSize)));    \
+        Samples.fColor11 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +0), iTextureSize)));    \
+        Samples.fColor21 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +0), iTextureSize)));    \
+        Samples.fColor31 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+2, +0), iTextureSize)));    \
+                                                                                                        \
+        Samples.fColor02 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, +1), iTextureSize)));    \
+        Samples.fColor12 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +1), iTextureSize)));    \
+        Samples.fColor22 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +1), iTextureSize)));    \
+        Samples.fColor32 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+2, +1), iTextureSize)));    \
+                                                                                                        \
+        Samples.fColor03 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, +2), iTextureSize)));    \
+        Samples.fColor13 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +2), iTextureSize)));    \
+        Samples.fColor23 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +2), iTextureSize)));    \
+        Samples.fColor33 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+2, +2), iTextureSize)));    \
+                                                                                                        \
+        return Samples;                                                                                 \
+    }
+
+#define DeclareCustomFetch9TapSamplesWithType(SampleType, TextureType, AddrType, Name, LoadTexture)               \
+    SampleType Name(AddrType iPxSample, AddrType iTextureSize)                                          \
+    {                                                                                                   \
+        SampleType Samples;                                                                             \
+                                                                                                        \
+        Samples.fColor00 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, -1), iTextureSize)));    \
+        Samples.fColor10 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, -1), iTextureSize)));    \
+        Samples.fColor20 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, -1), iTextureSize)));    \
+                                                                                                        \
+        Samples.fColor01 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, +0), iTextureSize)));    \
+        Samples.fColor11 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +0), iTextureSize)));    \
+        Samples.fColor21 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +0), iTextureSize)));    \
+                                                                                                        \
+        Samples.fColor02 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(-1, +1), iTextureSize)));    \
+        Samples.fColor12 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +1), iTextureSize)));    \
+        Samples.fColor22 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +1), iTextureSize)));    \
+                                                                                                        \
+        return Samples;                                                                                 \
+    }
+
+#define DeclareCustomFetchBicubicSamples(Name, LoadTexture)                                             \
+    DeclareCustomFetchBicubicSamplesWithType(FetchedBicubicSamples, FfxFloat32x4, FfxInt32x2, Name, LoadTexture)
+
+#define DeclareCustomFetchBicubicSamplesMin16(Name, LoadTexture)                                        \
+    DeclareCustomFetchBicubicSamplesWithType(FetchedBicubicSamplesMin16, FFXM_MIN16_F4, FfxInt32x2, Name, LoadTexture)
+
+#define DeclareCustomFetch9TapSamplesMin16(Name, LoadTexture)                                        \
+    DeclareCustomFetch9TapSamplesWithType(Fetched9TapSamplesMin16, FFXM_MIN16_F4, FfxInt32x2, Name, LoadTexture)
+
+#define DeclareCustomFetchBilinearSamplesWithType(SampleType, TextureType,AddrType, Name, LoadTexture)  \
+    SampleType Name(AddrType iPxSample, AddrType iTextureSize)                                          \
+    {                                                                                                   \
+        SampleType Samples;                                                                             \
+        Samples.fColor00 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +0), iTextureSize)));           \
+        Samples.fColor10 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +0), iTextureSize)));           \
+        Samples.fColor01 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+0, +1), iTextureSize)));           \
+        Samples.fColor11 = TextureType(LoadTexture(ClampCoord(iPxSample, AddrType(+1, +1), iTextureSize)));           \
+        return Samples;                                                                                 \
+    }
+
+#define DeclareCustomFetchBilinearSamples(Name, LoadTexture)                                             \
+    DeclareCustomFetchBilinearSamplesWithType(FetchedBilinearSamples, FfxFloat32x4, FfxInt32x2, Name, LoadTexture)
+
+#define DeclareCustomFetchBilinearSamplesMin16(Name, LoadTexture)                                        \
+    DeclareCustomFetchBilinearSamplesWithType(FetchedBilinearSamplesMin16, FFXM_MIN16_F4, FfxInt32x2, Name, LoadTexture)
+
+// BE CAREFUL: there is some precision issues and (3253, 125) leading to (3252.9989778, 125.001102)
+// is common, so iPxSample can "jitter"
+#define DeclareCustomTextureSample(Name, InterpolateSamples, FetchSamples)                                           \
+    FfxFloat32x4 Name(FfxFloat32x2 fUvSample, FfxInt32x2 iTextureSize)                                               \
+    {                                                                                                                \
+        FfxFloat32x2 fPxSample = (fUvSample * FfxFloat32x2(iTextureSize)) - FfxFloat32x2(0.5f, 0.5f);                \
+        /* Clamp base coords */                                                                                      \
+        fPxSample.x = ffxMax(0.0f, ffxMin(FfxFloat32(iTextureSize.x), fPxSample.x));                                 \
+        fPxSample.y = ffxMax(0.0f, ffxMin(FfxFloat32(iTextureSize.y), fPxSample.y));                                 \
+        /* */                                                                                                        \
+        FfxInt32x2 iPxSample = FfxInt32x2(floor(fPxSample));                                                         \
+        FfxFloat32x2 fPxFrac = ffxFract(fPxSample);                                                                  \
+        FfxFloat32x4 fColorXY = FfxFloat32x4(InterpolateSamples(FetchSamples(iPxSample, iTextureSize), fPxFrac));    \
+        return fColorXY;                                                                                             \
+    }
+
+#define DeclareCustomTextureSampleMin16(Name, InterpolateSamples, FetchSamples)                                      \
+    FFXM_MIN16_F4 Name(FfxFloat32x2 fUvSample, FfxInt32x2 iTextureSize)                                               \
+    {                                                                                                                \
+        FfxFloat32x2 fPxSample = (fUvSample * FfxFloat32x2(iTextureSize)) - FfxFloat32x2(0.5f, 0.5f);                \
+        /* Clamp base coords */                                                                                      \
+        fPxSample.x = ffxMax(0.0f, ffxMin(FfxFloat32(iTextureSize.x), fPxSample.x));                                 \
+        fPxSample.y = ffxMax(0.0f, ffxMin(FfxFloat32(iTextureSize.y), fPxSample.y));                                 \
+        /* */                                                                                                        \
+        FfxInt32x2 iPxSample = FfxInt32x2(floor(fPxSample));                                                         \
+        FFXM_MIN16_F2 fPxFrac = FFXM_MIN16_F2(ffxFract(fPxSample));                                                    \
+        FFXM_MIN16_F4 fColorXY = FFXM_MIN16_F4(InterpolateSamples(FetchSamples(iPxSample, iTextureSize), fPxFrac));    \
+        return fColorXY;                                                                                             \
+    }
+
+#define FFXM_FSR2_CONCAT_ID(x, y) x ## y
+#define FFXM_FSR2_CONCAT(x, y) FFXM_FSR2_CONCAT_ID(x, y)
+#define FFXM_FSR2_SAMPLER_1D_0 Lanczos2
+#define FFXM_FSR2_SAMPLER_1D_1 Lanczos2LUT
+#define FFXM_FSR2_SAMPLER_1D_2 Lanczos2Approx
+
+#define FFXM_FSR2_GET_LANCZOS_SAMPLER1D(x) FFXM_FSR2_CONCAT(FFXM_FSR2_SAMPLER_1D_, x)
+
+#endif //!defined( FFXM_FSR2_SAMPLE_H )

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_sample.h.meta

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Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/Upscaling/ASR/Shaders/shaders/fsr2/ffxm_fsr2_upsample.h

@@ -0,0 +1,195 @@
+// Copyright  © 2023 Advanced Micro Devices, Inc.
+// Copyright  © 2024 Arm Limited.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#ifndef FFXM_FSR2_UPSAMPLE_H
+#define FFXM_FSR2_UPSAMPLE_H
+
+#define FFXM_FSR2_UPSAMPLE_USE_LANCZOS_9_TAP 0
+#define FFXM_FSR2_UPSAMPLE_USE_LANCZOS_5_TAP 1
+
+#if FFXM_SHADER_QUALITY_OPT_UPSCALING_LANCZOS_5TAP
+#define FFXM_FSR2_UPSAMPLE_KERNEL FFXM_FSR2_UPSAMPLE_USE_LANCZOS_5_TAP
+FFXM_STATIC const FfxInt32 iLanczos2SampleCount = 5;
+#else
+#define FFXM_FSR2_UPSAMPLE_KERNEL FFXM_FSR2_UPSAMPLE_USE_LANCZOS_9_TAP
+FFXM_STATIC const FfxUInt32 iLanczos2SampleCount = 16;
+#endif
+
+
+void Deringing(RectificationBox clippingBox, FFXM_PARAMETER_INOUT FfxFloat32x3 fColor)
+{
+    fColor = clamp(fColor, clippingBox.aabbMin, clippingBox.aabbMax);
+}
+#if FFXM_HALF
+void Deringing(RectificationBoxMin16 clippingBox, FFXM_PARAMETER_INOUT FFXM_MIN16_F3 fColor)
+{
+    fColor = clamp(fColor, clippingBox.aabbMin, clippingBox.aabbMax);
+}
+#endif
+
+FfxFloat32 GetUpsampleLanczosWeight(FfxFloat32x2 fSrcSampleOffset, FfxFloat32 fKernelWeight)
+{
+    FfxFloat32x2 fSrcSampleOffsetBiased = fSrcSampleOffset * fKernelWeight.xx;
+    FfxFloat32 fSampleWeight = Lanczos2ApproxSq(dot(fSrcSampleOffsetBiased, fSrcSampleOffsetBiased));
+    return fSampleWeight;
+}
+
+#if FFXM_HALF
+FFXM_MIN16_F GetUpsampleLanczosWeight(FFXM_MIN16_F2 fSrcSampleOffset, FFXM_MIN16_F fKernelWeight)
+{
+    FFXM_MIN16_F2 fSrcSampleOffsetBiased = fSrcSampleOffset * fKernelWeight.xx;
+    FFXM_MIN16_F fSampleWeight = Lanczos2ApproxSq(dot(fSrcSampleOffsetBiased, fSrcSampleOffsetBiased));
+    return fSampleWeight;
+}
+#endif
+
+FfxFloat32 ComputeMaxKernelWeight() {
+    const FfxFloat32 fKernelSizeBias = 1.0f;
+
+    FfxFloat32 fKernelWeight = FfxFloat32(1) + (FfxFloat32(1.0f) / FfxFloat32x2(DownscaleFactor()) - FfxFloat32(1)).x * FfxFloat32(fKernelSizeBias);
+
+    return ffxMin(FfxFloat32(1.99f), fKernelWeight);
+}
+
+#if FFXM_HALF
+FfxFloat32x4 ComputeUpsampledColorAndWeight(const AccumulationPassCommonParams params,
+    FFXM_PARAMETER_INOUT RectificationBoxMin16 clippingBox, FfxFloat32 fReactiveFactor)
+#else
+FfxFloat32x4 ComputeUpsampledColorAndWeight(const AccumulationPassCommonParams params,
+    FFXM_PARAMETER_INOUT RectificationBox clippingBox, FfxFloat32 fReactiveFactor)
+#endif
+{
+    // We compute a sliced lanczos filter with 2 lobes (other slices are accumulated temporaly)
+    FfxFloat32x2 fDstOutputPos = FfxFloat32x2(params.iPxHrPos) + FFXM_BROADCAST_FLOAT32X2(0.5f);      // Destination resolution output pixel center position
+    FfxFloat32x2 fSrcOutputPos = fDstOutputPos * DownscaleFactor();                   // Source resolution output pixel center position
+    FfxInt32x2 iSrcInputPos = FfxInt32x2(floor(fSrcOutputPos));                     // TODO: what about weird upscale factors...
+
+    FfxFloat32x2 fSrcUnjitteredPos = (FfxFloat32x2(iSrcInputPos) + FfxFloat32x2(0.5f, 0.5f)) - Jitter(); // This is the un-jittered position of the sample at offset 0,0
+
+    FfxFloat32x2 iSrcInputUv = FfxFloat32x2(fSrcOutputPos) / FfxFloat32x2(MaxRenderSize());
+    FfxFloat32x2 unitOffsetUv = FfxFloat32x2(1.0f, 1.0f) / FfxFloat32x2(MaxRenderSize());
+
+    FFXM_MIN16_F4 fColorAndWeight = FFXM_MIN16_F4(0.0f, 0.0f, 0.0f, 0.0f);
+
+    FFXM_MIN16_F2 fBaseSampleOffset = FFXM_MIN16_F2(fSrcUnjitteredPos - fSrcOutputPos);
+
+    // Identify how much of each upsampled color to be used for this frame
+    const FFXM_MIN16_F fKernelReactiveFactor = FFXM_MIN16_F(ffxMax(fReactiveFactor, FfxFloat32(params.bIsNewSample)));
+    const FFXM_MIN16_F fKernelBiasMax = FFXM_MIN16_F(ComputeMaxKernelWeight() * (1.0f - fKernelReactiveFactor));
+
+    const FFXM_MIN16_F fKernelBiasMin = FFXM_MIN16_F(ffxMax(1.0f, ((1.0f + fKernelBiasMax) * 0.3f)));
+    const FFXM_MIN16_F fKernelBiasFactor = FFXM_MIN16_F(ffxMax(0.0f, ffxMax(0.25f * params.fDepthClipFactor, fKernelReactiveFactor)));
+    const FFXM_MIN16_F fKernelBias = ffxLerp(fKernelBiasMax, fKernelBiasMin, fKernelBiasFactor);
+
+    const FFXM_MIN16_F fRectificationCurveBias = FFXM_MIN16_F(ffxLerp(-2.0f, -3.0f, ffxSaturate(params.fHrVelocity / 50.0f)));
+
+    FFXM_MIN16_F2 offsetTL;
+    offsetTL.x = FFXM_MIN16_F(-1);
+    offsetTL.y = FFXM_MIN16_F(-1);
+
+    FFXM_MIN16_F2 fOffsetTL = offsetTL;
+
+#if FFXM_FSR2_UPSAMPLE_KERNEL == FFXM_FSR2_UPSAMPLE_USE_LANCZOS_9_TAP
+    FFXM_MIN16_F3 fSamples[iLanczos2SampleCount];
+    // Collect samples
+    GatherPreparedInputColorRGBQuad(FfxFloat32x2(-0.5, -0.5) * unitOffsetUv + iSrcInputUv,
+        fSamples[0], fSamples[1], fSamples[4], fSamples[5]);
+    fSamples[2] =  LoadPreparedInputColor(FfxInt32x2(1, -1) + iSrcInputPos);
+    fSamples[6] =  LoadPreparedInputColor(FfxInt32x2(1, 0)  + iSrcInputPos);
+    fSamples[8] =  LoadPreparedInputColor(FfxInt32x2(-1, 1) + iSrcInputPos);
+    fSamples[9] =  LoadPreparedInputColor(FfxInt32x2(0, 1)  + iSrcInputPos);
+    fSamples[10] = LoadPreparedInputColor(FfxInt32x2(1, 1)  + iSrcInputPos);
+
+    FFXM_UNROLL
+    for (FfxInt32 row = 0; row < 3; row++)
+    {
+        FFXM_UNROLL
+        for (FfxInt32 col = 0; col < 3; col++)
+        {
+            FfxInt32 iSampleIndex = col + (row << 2);
+            const FfxInt32x2 sampleColRow = FfxInt32x2(col, row);
+            const FFXM_MIN16_F2 fOffset = fOffsetTL + FFXM_MIN16_F2(sampleColRow);
+            FFXM_MIN16_F2 fSrcSampleOffset = fBaseSampleOffset + fOffset;
+
+            FfxInt32x2 iSrcSamplePos = FfxInt32x2(iSrcInputPos) + FfxInt32x2(offsetTL) + sampleColRow;
+            FFXM_MIN16_F fSampleWeight = FFXM_MIN16_F(GetUpsampleLanczosWeight(fSrcSampleOffset, fKernelBias));
+
+            fColorAndWeight += FFXM_MIN16_F4(fSamples[iSampleIndex] * fSampleWeight, fSampleWeight);
+
+            // Update rectification box
+            {
+                const FFXM_MIN16_F fSrcSampleOffsetSq = dot(fSrcSampleOffset, fSrcSampleOffset);
+                const FFXM_MIN16_F fBoxSampleWeight = exp(fRectificationCurveBias * fSrcSampleOffsetSq);
+
+                const FfxBoolean bInitialSample = (row == 0) && (col == 0);
+                RectificationBoxAddSample(bInitialSample, clippingBox, fSamples[iSampleIndex], fBoxSampleWeight);
+            }
+        }
+    }
+#elif FFXM_FSR2_UPSAMPLE_KERNEL == FFXM_FSR2_UPSAMPLE_USE_LANCZOS_5_TAP
+
+    FFXM_MIN16_F3 fSamples[iLanczos2SampleCount];
+    // Collect samples
+    FfxInt32x2 rowCol [iLanczos2SampleCount] = {FfxInt32x2(0, -1), FfxInt32x2(-1, 0), FfxInt32x2(0, 0), FfxInt32x2(1, 0), FfxInt32x2(0, 1)};
+    fSamples[0] = LoadPreparedInputColor(rowCol[0] + iSrcInputPos);
+    fSamples[1] = LoadPreparedInputColor(rowCol[1] + iSrcInputPos);
+    fSamples[2] = LoadPreparedInputColor(rowCol[2] + iSrcInputPos);
+    fSamples[3] = LoadPreparedInputColor(rowCol[3] + iSrcInputPos);
+    fSamples[4] = LoadPreparedInputColor(rowCol[4] + iSrcInputPos);
+    FFXM_UNROLL
+    for (FfxInt32 idx = 0; idx < iLanczos2SampleCount; idx++)
+    {
+        const FfxInt32x2 sampleColRow = rowCol[idx];
+        const FFXM_MIN16_F2 fOffset = FFXM_MIN16_F2(sampleColRow);
+        FFXM_MIN16_F2 fSrcSampleOffset = fBaseSampleOffset + fOffset;
+
+        FfxInt32x2 iSrcSamplePos = FfxInt32x2(iSrcInputPos) + FfxInt32x2(offsetTL) + sampleColRow;
+        FFXM_MIN16_F fSampleWeight = FFXM_MIN16_F(GetUpsampleLanczosWeight(fSrcSampleOffset, fKernelBias));
+
+        fColorAndWeight += FFXM_MIN16_F4(fSamples[idx] * fSampleWeight, fSampleWeight);
+
+        // Update rectification box
+        {
+            const FFXM_MIN16_F fSrcSampleOffsetSq = dot(fSrcSampleOffset, fSrcSampleOffset);
+            const FFXM_MIN16_F fBoxSampleWeight = exp(fRectificationCurveBias * fSrcSampleOffsetSq);
+
+            const FfxBoolean bInitialSample = (idx == 0);
+            RectificationBoxAddSample(bInitialSample, clippingBox, fSamples[idx], fBoxSampleWeight);
+        }
+    }
+
+#endif
+
+    RectificationBoxComputeVarianceBoxData(clippingBox);
+
+    fColorAndWeight.w *= FFXM_MIN16_F(fColorAndWeight.w > FSR2_EPSILON);
+
+    if (fColorAndWeight.w > FSR2_EPSILON) {
+        // Normalize for deringing (we need to compare colors)
+        fColorAndWeight.xyz = fColorAndWeight.xyz / fColorAndWeight.w;
+        fColorAndWeight.w = FFXM_MIN16_F(fColorAndWeight.w*fUpsampleLanczosWeightScale);
+
+        Deringing(clippingBox, fColorAndWeight.xyz);
+    }
+    return fColorAndWeight;
+}
+
+#endif //!defined( FFXM_FSR2_UPSAMPLE_H )

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