[HDRP] Fix perceptual smoothness in Specular occlusion for shader graphs

Author: remi-chapelain

Packages/com.unity.render-pipelines.high-definition/Editor/Material/Eye/ShaderGraph/ShaderPass.template.hlsl

@@ -89,7 +89,7 @@ void BuildSurfaceData(FragInputs fragInputs, inout SurfaceDescription surfaceDes
         // Just use the value passed through via the slot (not active otherwise)
     #elif defined(_SPECULAR_OCCLUSION_FROM_AO_BENT_NORMAL)
         // If we have bent normal and ambient occlusion, process a specular occlusion
-        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToPerceptualRoughness(surfaceData.perceptualSmoothness));
+        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #elif defined(_AMBIENT_OCCLUSION) && defined(_SPECULAR_OCCLUSION_FROM_AO)
         surfaceData.specularOcclusion = GetSpecularOcclusionFromAmbientOcclusion(ClampNdotV(dot(surfaceData.normalWS, V)), surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #endif

Packages/com.unity.render-pipelines.high-definition/Editor/Material/Fabric/ShaderGraph/ShaderPass.template.hlsl

@@ -96,7 +96,7 @@ void BuildSurfaceData(FragInputs fragInputs, inout SurfaceDescription surfaceDes
         // Just use the value passed through via the slot (not active otherwise)
     #elif defined(_SPECULAR_OCCLUSION_FROM_AO_BENT_NORMAL)
         // If we have bent normal and ambient occlusion, process a specular occlusion
-        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToPerceptualRoughness(surfaceData.perceptualSmoothness));
+        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #elif defined(_AMBIENT_OCCLUSION) && defined(_SPECULAR_OCCLUSION_FROM_AO)
         surfaceData.specularOcclusion = GetSpecularOcclusionFromAmbientOcclusion(ClampNdotV(dot(surfaceData.normalWS, V)), surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #endif

Packages/com.unity.render-pipelines.high-definition/Editor/Material/Hair/ShaderGraph/ShaderPass.template.hlsl

@@ -136,7 +136,7 @@ void BuildSurfaceData(FragInputs fragInputs, inout SurfaceDescription surfaceDes
         // Just use the value passed through via the slot (not active otherwise)
     #elif defined(_SPECULAR_OCCLUSION_FROM_AO_BENT_NORMAL)
         // If we have bent normal and ambient occlusion, process a specular occlusion
-        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, N, surfaceData.ambientOcclusion, PerceptualSmoothnessToPerceptualRoughness(surfaceData.perceptualSmoothness));
+        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, N, surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #elif defined(_AMBIENT_OCCLUSION) && defined(_SPECULAR_OCCLUSION_FROM_AO)
         surfaceData.specularOcclusion = GetSpecularOcclusionFromAmbientOcclusion(ClampNdotV(dot(N, V)), surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #endif

Packages/com.unity.render-pipelines.high-definition/Editor/Material/Lit/ShaderGraph/ShaderPass.template.hlsl

@@ -132,7 +132,7 @@ void BuildSurfaceData(FragInputs fragInputs, inout SurfaceDescription surfaceDes
         // Just use the value passed through via the slot (not active otherwise)
     #elif defined(_SPECULAR_OCCLUSION_FROM_AO_BENT_NORMAL)
         // If we have bent normal and ambient occlusion, process a specular occlusion
-        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToPerceptualRoughness(surfaceData.perceptualSmoothness));
+        surfaceData.specularOcclusion = GetSpecularOcclusionFromBentAO(V, bentNormalWS, surfaceData.normalWS, surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #elif defined(_AMBIENT_OCCLUSION) && defined(_SPECULAR_OCCLUSION_FROM_AO)
         surfaceData.specularOcclusion = GetSpecularOcclusionFromAmbientOcclusion(ClampNdotV(dot(surfaceData.normalWS, V)), surfaceData.ambientOcclusion, PerceptualSmoothnessToRoughness(surfaceData.perceptualSmoothness));
     #endif