Add the SSS profiling scene

Assets/ScriptableRenderPipeline/HDRenderPipeline/HDRenderPipeline.cs

         Material m_CopyStencilBuffer;
 
         // Various set of material use in render loop
-        ComputeShader m_SubsurfaceScatteringCS;
+        ComputeShader m_SubsurfaceScatteringCS { get { return m_Asset.renderPipelineResources.subsurfaceScatteringCS; } }
         int m_SubsurfaceScatteringKernel;
         // Old SSS Model >>>
         Material m_SssVerticalFilterPass;
 
         public void CreateSssMaterials(bool useDisneySSS)
         {
-            m_SubsurfaceScatteringCS     = AssetDatabase.LoadAssetAtPath<ComputeShader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.compute");
             m_SubsurfaceScatteringKernel = m_SubsurfaceScatteringCS.FindKernel("SubsurfaceScattering");
 
             // Old SSS Model >>>

Assets/ScriptableRenderPipeline/HDRenderPipeline/HDRenderPipelineAsset.asset

     useForwardRenderingOnly: 0
     useDepthPrepass: 0
   sssSettings:
-    numProfiles: 4
+    numProfiles: 5
+    - {fileID: 11400000, guid: aa5f2cc1c22cad043a617e9e9548b1b9, type: 2}
     useDisneySSS: 1
   tileSettings:
     enableTileAndCluster: 1

Assets/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.compute

 // Implementation
 //--------------------------------------------------------------------------------------------------
 
+// 6656 bytes used. It appears that the reserved LDS space must be a multiple of 512 bytes.
 groupshared float4 textureCache[TEXTURE_CACHE_SIZE_1D][TEXTURE_CACHE_SIZE_1D]; // {irradiance, linearDepth}
 groupshared bool   processGroup;
 

Assets/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/SSSProfile/SkinSSSProfile.asset

   worldScale: 1
   settingsIndex: 0
   m_ShapeParam: {x: 1.3192612, y: 3.1152647, z: 4.9751244}
-  m_MaxRadius: 8.458925
+  m_MaxRadius: 10.03481
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   scatterDistance1: {r: 0.3, g: 0.2, b: 0.2, a: 0}
   scatterDistance2: {r: 0.6, g: 0.2, b: 0.2, a: 0}
   lerpWeight: 0.5

Assets/ScriptableRenderPipeline/HDRenderPipeline/RenderPipelineResources/HDRenderPipelineResources.asset

   deferredShader: {fileID: 4800000, guid: 00dd221e34a6ab349a1196b0f2fab693, type: 3}
   screenSpaceAmbientOcclusionShader: {fileID: 4800000, guid: cf0db7f5267ad944dbf4326b7102c9ca,
     type: 3}
+  subsurfaceScatteringCS: {fileID: 7200000, guid: b06a7993621def248addd55d0fe931b1,
+    type: 3}
   clearDispatchIndirectShader: {fileID: 7200000, guid: fc1f553acb80a6446a32d33e403d0656,
     type: 3}
   buildDispatchIndirectShader: {fileID: 7200000, guid: 4eb1b418be7044c40bb5200496c50f14,

Assets/ScriptableRenderPipeline/HDRenderPipeline/RenderPipelineResources/RenderPipelineResources.cs

 
             instance.deferredShader = UnityEditor.AssetDatabase.LoadAssetAtPath<Shader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/Deferred.Shader");
             instance.screenSpaceAmbientOcclusionShader = UnityEditor.AssetDatabase.LoadAssetAtPath<Shader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/AmbientOcclusion/ScreenSpaceAmbientOcclusion.Shader");
+            instance.subsurfaceScatteringCS = UnityEditor.AssetDatabase.LoadAssetAtPath<ComputeShader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.compute");
 
             instance.clearDispatchIndirectShader = UnityEditor.AssetDatabase.LoadAssetAtPath<ComputeShader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/TilePass/cleardispatchindirect.compute");
             instance.buildDispatchIndirectShader = UnityEditor.AssetDatabase.LoadAssetAtPath<ComputeShader>("Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/TilePass/builddispatchindirect.compute");
         // Lighting resources
         public Shader deferredShader;
         public Shader screenSpaceAmbientOcclusionShader;
+        public ComputeShader subsurfaceScatteringCS;
 
         // Lighting tile pass resources
         public ComputeShader clearDispatchIndirectShader;

Assets/ScriptableRenderPipeline/ShaderLibrary/API/PSSL.hlsl

 #define TEXTURECUBE(textureName) TextureCube textureName
 #define TEXTURECUBE_ARRAY(textureName) TextureCubeArray textureName
 #define TEXTURE3D(textureName) Texture3D textureName
-#define RW_TEXTURE2D(type, textureName) RWTexture2D<type> textureName
+#define RW_TEXTURE2D(type, textureName) RW_Texture2D<type> textureName
 
 #define SAMPLER2D(samplerName) SamplerState samplerName
 #define SAMPLERCUBE(samplerName) SamplerState samplerName

Assets/TestScenes/HDTest/GraphicTest/SSS/Materials/SSSHead.mat

     - _SrcBlend: 1
     - _StencilRef: 1
     - _Stiffness: 1
-    - _SubsurfaceProfile: 0
+    - _SubsurfaceProfile: 4
     - _SubsurfaceRadius: 1
     - _SurfaceType: 0
     - _TexWorldScale: 1

Assets/TestScenes/HDTest/GraphicTest/SSS/ProfilingSkinSSSProfile.asset

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