Added refraction mask

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_Distorsion_Lit_Only_Ripple.mat

   stringTagMap:
     RenderType: Transparent
   disabledShaderPasses:
+  - ForwardOnlyOpaque
+  - ForwardOnlyOpaqueDepthOnly
-  - ForwardOnlyOpaqueDepthOnly
-  - ForwardOnlyOpaque
+  - DepthOnly
+  - DepthForwardOnly
+  - ForwardOnly
   - GBuffer
   - GBufferWithPrepass
   - MOTIONVECTORS
-  - DepthOnly
   m_SavedProperties:
     serializedVersion: 3
     m_TexEnvs:

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thickplane_Clear_ior101.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thickplane_Clear_ior15.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thickplane_Dragon.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thickplane_EarthMap.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_Clear_ior101.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_Clear_ior15.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_Dragon.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_EarthMap.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_EarthMap_pretransparent.mat

   m_Name: Mat_refraction_thicksphere_EarthMap_pretransparent
   m_Shader: {fileID: 4800000, guid: 6e4ae4064600d784cac1e41a9e6f2e59, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _BLENDMODE_LERP _MASKMAP _NORMALMAP_TANGENT_SPACE
-    _REFRACTION_THICKSPHERE _ROUGH_REFRACTION _ROUGH_REFRACTION_ON
+    _REFRACTION_ON _REFRACTION_THICKSPHERE _ROUGH_REFRACTION _ROUGH_REFRACTION_ON
-  m_CustomRenderQueue: 2750
+  m_CustomRenderQueue: 3000
   stringTagMap:
     RenderType: Transparent
   disabledShaderPasses:
     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 1
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 0.428}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thinplane_Clear_ior101.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thinplane_Clear_ior15.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thinplane_Dragon.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thinplane_EarthMap.mat

     - _PPDPrimitiveWidth: 1
     - _Parallax: 0.02
     - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
     - _PreTransparentPass: 0
     - _RefractionAbsorptionEnable: 0
     - _RefractionEnable: 0
     - _ZTestMode: 8
     - _ZWrite: 0
     m_Colors:
-    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 0}
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

SampleScenes/HDTest/GraphicTest/Scripts/MaterialPlacer.cs

 using UnityEngine;
+using UnityEngine.Serialization;
+    public enum TargetType
+    {
+        Float,
+        Color
+    }
+
     [SerializeField]
     Renderer m_Prefab;
 
     Vector3 m_Size = Vector3.one;
 
     [SerializeField]
-    string m_FloatName;
+    TargetType m_TargetType;
+
+    [SerializeField]
+    [FormerlySerializedAs("m_FloatName")]
+    string m_PropertyName;
+
+    [SerializeField]
+    [FormerlySerializedAs("m_FromValue")]
+    float m_FromValueFloat = 0;
+
+    [SerializeField]
+    [FormerlySerializedAs("m_ToValue")]
+    float m_ToValueFloat = 1;
-    float m_FromValue = 0;
+    Color m_FromValueColor = Color.white;
-    float m_ToValue = 1;
+    Color m_ToValueColor = Color.white;
 
     int m_LastHash = 0;
 
         var tr = transform;
         var count = (float)(m_Cols * m_Rows - 1);
         var _1_count = 1f / count;
-        var valueOffset = m_FromValue;
-        var valueStep = (m_ToValue - m_FromValue) * _1_count;
-        for (var j = 0; j < m_Cols; j++)
+        switch (m_TargetType)
-            for (var i = 0; i < m_Rows; i++)
+            case TargetType.Float:
+            {
+                var valueOffset = m_FromValueFloat;
+                var valueStep = (m_ToValueFloat - m_FromValueFloat) * _1_count;
+
+                for (var j = 0; j < m_Cols; j++)
+                {
+                    for (var i = 0; i < m_Rows; i++)
+                    {
+                        var instance = Instantiate(m_Prefab);
+                        var itr = instance.transform;
+                        itr.SetParent(tr, false);
+                        itr.localPosition = Vector3.Scale(positionStep, new Vector3(i, j, 0)) + positionOffset;
+                        var mat = Instantiate(instance.sharedMaterial);
+                        instance.material = mat;
+                        var value = valueOffset + valueStep * (i + j * m_Rows);
+                        instance.name = string.Format("{0} {1}", m_Prefab.name, value.ToString("F2"));
+                        mat.SetFloat(m_PropertyName, value);
+                    }
+                }
+                break;
+            }
+            case TargetType.Color:
-                var instance = Instantiate(m_Prefab);
-                var itr = instance.transform;
-                itr.SetParent(tr, false);
-                itr.localPosition = Vector3.Scale(positionStep, new Vector3(i, j, 0)) + positionOffset;
-                var mat = Instantiate(instance.sharedMaterial);
-                instance.material = mat;
-                var value = valueOffset + valueStep * (i + j * m_Rows);
-                instance.name = string.Format("{0} {1}", m_Prefab.name, value.ToString("F2"));
-                mat.SetFloat(m_FloatName, value);
+                var valueOffset = m_FromValueColor;
+                var valueStep = (m_ToValueColor - m_FromValueColor) * _1_count;
+
+                for (var j = 0; j < m_Cols; j++)
+                {
+                    for (var i = 0; i < m_Rows; i++)
+                    {
+                        var instance = Instantiate(m_Prefab);
+                        var itr = instance.transform;
+                        itr.SetParent(tr, false);
+                        itr.localPosition = Vector3.Scale(positionStep, new Vector3(i, j, 0)) + positionOffset;
+                        var mat = Instantiate(instance.sharedMaterial);
+                        instance.material = mat;
+                        var value = valueOffset + valueStep * (i + j * m_Rows);
+                        instance.name = string.Format("{0} {1}", m_Prefab.name, value.ToString("F2"));
+                        mat.SetColor(m_PropertyName, value);
+                    }
+                }
+                break;
             }
         }
     }
 
     int CalculateParameterHash()
     {
-        if (m_Prefab == null || string.IsNullOrEmpty(m_FloatName))
+        if (m_Prefab == null || string.IsNullOrEmpty(m_PropertyName))
             return 0;
 
         return m_Prefab.GetInstanceID()
-            ^ m_FloatName.GetHashCode()
-            ^ m_FromValue.GetHashCode()
-            ^ m_ToValue.GetHashCode();
+            ^ m_PropertyName.GetHashCode()
+            ^ m_FromValueFloat.GetHashCode()
+            ^ m_ToValueFloat.GetHashCode();
     }
 
     void OnValidate()

ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Lit.cs

             [SurfaceDataAttributes("Coat IOR")]
             public float coatIOR; // Value is [0..1] for artists but the UI will display the value between [1..2]
 
+            // Only in forward
             // Transparency
             [SurfaceDataAttributes("Indice of refraction")]
             public float ior;
             [SurfaceDataAttributes("Transmittance Absorption Distance")]
             public float atDistance;
+            [SurfaceDataAttributes("Refraction mask")]
+            public float refractionMask;
         };
 
         //-----------------------------------------------------------------------------
             public float coatCoverage;
             public float coatIOR; // CoatIOR is in range[1..2] it is surfaceData + 1
 
+            // Only in forward
+            public float refractionMask;
         };
 
         //-----------------------------------------------------------------------------

ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Lit.cs.hlsl

 #define DEBUGVIEW_LIT_SURFACEDATA_IOR (1016)
 #define DEBUGVIEW_LIT_SURFACEDATA_TRANSMITTANCE_COLOR (1017)
 #define DEBUGVIEW_LIT_SURFACEDATA_AT_DISTANCE (1018)
+#define DEBUGVIEW_LIT_SURFACEDATA_REFRACTION_MASK (1019)
 
 //
 // UnityEngine.Experimental.Rendering.HDPipeline.Lit+BSDFData:  static fields
 #define DEBUGVIEW_LIT_BSDFDATA_COAT_IOR (1050)
 #define DEBUGVIEW_LIT_BSDFDATA_IOR (1051)
 #define DEBUGVIEW_LIT_BSDFDATA_ABSORPTION_COEFFICIENT (1052)
+#define DEBUGVIEW_LIT_BSDFDATA_REFRACTION_MASK (1053)
 
 //
 // UnityEngine.Experimental.Rendering.HDPipeline.Lit+GBufferMaterial:  static fields
     float ior;
     float3 transmittanceColor;
     float atDistance;
+    float refractionMask;
 };
 
 // Generated from UnityEngine.Experimental.Rendering.HDPipeline.Lit+BSDFData
     float coatIOR;
     float ior;
     float3 absorptionCoefficient;
+    float refractionMask;
 };
 
 //
         case DEBUGVIEW_LIT_SURFACEDATA_AT_DISTANCE:
             result = surfacedata.atDistance.xxx;
             break;
+        case DEBUGVIEW_LIT_SURFACEDATA_REFRACTION_MASK:
+            result = surfacedata.refractionMask.xxx;
+            break;
     }
 }
 
             break;
         case DEBUGVIEW_LIT_BSDFDATA_ABSORPTION_COEFFICIENT:
             result = bsdfdata.absorptionCoefficient;
+            break;
+        case DEBUGVIEW_LIT_BSDFDATA_REFRACTION_MASK:
+            result = bsdfdata.refractionMask.xxx;
             break;
     }
 }

ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Lit.hlsl

     bsdfData.coatCoverage = coatCoverage;
 }
 
-void FillMaterialIdTransparencyData(float ior, float3 transmittanceColor, float atDistance, float thickness, inout BSDFData bsdfData)
+void FillMaterialIdTransparencyData(float ior, float3 transmittanceColor, float atDistance, float thickness, float refractionMask, inout BSDFData bsdfData)
 {
     // Uses thickness from SSS's property set
     bsdfData.ior = ior;
 #else
     bsdfData.thickness = max(0.000001, thickness);
 #endif
+    bsdfData.refractionMask = refractionMask;
 }
 
 // For image based lighting, a part of the BSDF is pre-integrated.
 
 #if defined(_REFRACTION_THINPLANE) || defined(_REFRACTION_THICKPLANE) || defined(_REFRACTION_THICKSPHERE)
     // Note: Will override thickness of SSS's property set
-    FillMaterialIdTransparencyData(surfaceData.ior, surfaceData.transmittanceColor, surfaceData.atDistance, surfaceData.thickness, bsdfData);
+    FillMaterialIdTransparencyData(
+        surfaceData.ior, surfaceData.transmittanceColor, surfaceData.atDistance, surfaceData.thickness, surfaceData.refractionMask, 
+        bsdfData);
 #endif
 
     return bsdfData;
     //    a. Get the corresponding color depending on the roughness from the gaussian pyramid of the color buffer
     //    b. Multiply by the transmittance for absorption (depends on the optical depth)
 
-    weight.x = 1.0;
+    weight.x = bsdfData.refractionMask;
 
     float3 refractedBackPointWS = float3(0.0, 0.0, 0.0);
     float opticalDepth = 0.0;

ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/LitDataInternal.hlsl

     surfaceData.atDistance = _ATDistance;
     // Thickness already defined with SSS (from both thickness and thicknessMap)
     surfaceData.thickness *= _ThicknessMultiplier;
+    surfaceData.refractionMask = 1.0 - alpha;
+    alpha = 1.0; // Transparency is done with refraction, not blending
+    surfaceData.refractionMask = 0.0;
 #endif
 
     surfaceData.coatNormalWS    = input.worldToTangent[2].xyz; // Assign vertex normal

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_EarthMap_RefractionMask.mat

+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
+  m_Name: Mat_refraction_thicksphere_EarthMap_RefractionMask
+  m_Shader: {fileID: 4800000, guid: 6e4ae4064600d784cac1e41a9e6f2e59, type: 3}
+  m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _BLENDMODE_LERP _MASKMAP _NORMALMAP_TANGENT_SPACE
+    _PRETRANSPARENTPASS_OFF _REFRACTION_ON _REFRACTION_ROUGHNESS_ON _REFRACTION_THICKSPHERE
+    _ROUGH_REFRACTION _ROUGH_REFRACTION_ON
+  m_LightmapFlags: 1
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: 3000
+  stringTagMap:
+    RenderType: Transparent
+  disabledShaderPasses:
+  - DistortionVectors
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
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+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
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+        m_Scale: {x: 1, y: 1}
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+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailMask:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailNormalMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DiffuseLightingMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DistortionVectorMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _EmissionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _EmissiveColorMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _HeightMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _MainTex:
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+        m_Scale: {x: 1, y: 1}
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+        m_Scale: {x: 1, y: 1}
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+    - _MetallicGlossMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _NormalMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
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+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _OcclusionMap:
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+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _SpecularOcclusionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _SubSurfaceRadiusMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _SubsurfaceRadiusMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _TangentMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _TangentMapOS:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _ThicknessMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Floats:
+    - _ATDistance: 1e+15
+    - _AlbedoAffectEmissive: 0
+    - _AlphaCutoff: 0.5
+    - _AlphaCutoffEnable: 0
+    - _Anisotropy: 0
+    - _BlendMode: 0
+    - _BumpScale: 1
+    - _CoatCoverage: 1
+    - _CoatIOR: 0.5
+    - _CullMode: 2
+    - _Cutoff: 0.5
+    - _DepthOffsetEnable: 0
+    - _DetailAlbedoScale: 1
+    - _DetailNormalMapScale: 1
+    - _DetailNormalScale: 1
+    - _DetailSmoothnessScale: 1
+    - _DisplacementLockObjectScale: 1
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+    - _GlossMapScale: 1
+    - _Glossiness: 0.5
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+    - _HeightMin: -1
+    - _HeightScale: 1
+    - _HorizonFade: 1
+    - _IOR: 1.5
+    - _InitialBend: 1
+    - _InvTilingScale: 1
+    - _LinkDetailsWithBase: 1
+    - _MaterialID: 1
+    - _Metalic: 1
+    - _Metallic: 0.04
+    - _Mode: 0
+    - _NormalMapSpace: 0
+    - _NormalScale: 1
+    - _OcclusionStrength: 1
+    - _PPDLodThreshold: 5
+    - _PPDMaxSamples: 15
+    - _PPDMinSamples: 5
+    - _PPDPrimitiveLength: 1
+    - _PPDPrimitiveWidth: 1
+    - _Parallax: 0.02
+    - _PerPixelDisplacementObjectScale: 1
+    - _PreRefractionPass: 0
+    - _PreTransparentPass: 0
+    - _RefractionAbsorptionEnable: 0
+    - _RefractionEnable: 0
+    - _RefractionMode: 2
+    - _RoughRefractionEnable: 1
+    - _ShiverDirectionality: 0.5
+    - _ShiverDrag: 0.2
+    - _Smoothness: 1
+    - _SmoothnessRemapMax: 0.89410985
+    - _SmoothnessRemapMin: 0.6485771
+    - _SmoothnessTextureChannel: 0
+    - _SpecularHighlights: 1
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+    - _StencilRef: 2
+    - _Stiffness: 1
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+    - _SubsurfaceProfile: 0
+    - _SubsurfaceRadius: 1
+    - _SurfaceType: 1
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+    - _ThicknessMultiplier: 1
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+    - _UVDetail: 0
+    - _UVMappingPlanar: 0
+    - _UVSec: 0
+    - _VertexDisplacementObjectScale: 1
+    - _VertexDisplacementTilingScale: 1
+    - _ZTestMode: 8
+    - _ZWrite: 0
+    m_Colors:
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+    - _Color: {r: 1, g: 1, b: 1, a: 1}
+    - _DoubleSidedConstants: {r: 1, g: 1, b: -1, a: 0}
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+    - _InvPrimScale: {r: 1, g: 1, b: 0, a: 0}
+    - _RefractionAbsorption: {r: 0, g: 0, b: 0, a: 1}
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+    - _UVDetailsMappingMask: {r: 1, g: 0, b: 0, a: 0}
+    - _UVMappingMask: {r: 1, g: 0, b: 0, a: 0}

SampleScenes/HDTest/GraphicTest/Common/Material/Mat_refraction_thicksphere_EarthMap_RefractionMask.mat.meta

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SampleScenes/HDTest/GraphicTest/Scripts/Editor.meta

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SampleScenes/HDTest/GraphicTest/Scripts/Editor/MaterialPlacerEditor.cs

+using UnityEditor;
+using UnityEngine;
+
+[CustomEditor(typeof(MaterialPlacer))]
+public class MaterialPlacerEditor : Editor
+{
+    SerializedProperty m_TargetType;
+    SerializedProperty m_Prefab;
+    SerializedProperty m_Rows;
+    SerializedProperty m_Cols;
+    SerializedProperty m_Size;
+    SerializedProperty m_PropertyName;
+    SerializedProperty m_FromValueFloat;
+    SerializedProperty m_ToValueFloat;
+    SerializedProperty m_FromValueColor;
+    SerializedProperty m_ToValueColor;
+
+    void OnEnable()
+    {
+        m_TargetType = serializedObject.FindProperty("m_TargetType");
+        m_Prefab = serializedObject.FindProperty("m_Prefab");
+        m_Rows = serializedObject.FindProperty("m_Rows");
+        m_Cols = serializedObject.FindProperty("m_Cols");
+        m_Size = serializedObject.FindProperty("m_Size");
+        m_PropertyName = serializedObject.FindProperty("m_PropertyName");
+        m_FromValueFloat = serializedObject.FindProperty("m_FromValueFloat");
+        m_ToValueFloat = serializedObject.FindProperty("m_ToValueFloat");
+        m_FromValueColor = serializedObject.FindProperty("m_FromValueColor");
+        m_ToValueColor = serializedObject.FindProperty("m_ToValueColor");
+    }
+
+    public override void OnInspectorGUI()
+    {
+        serializedObject.Update();
+        EditorGUI.BeginChangeCheck();
+
+        EditorGUILayout.PropertyField(m_Prefab);
+        EditorGUILayout.PropertyField(m_Rows);
+        EditorGUILayout.PropertyField(m_Cols);
+        EditorGUILayout.PropertyField(m_Size);
+        EditorGUILayout.PropertyField(m_PropertyName);
+
+        EditorGUILayout.Space();
+
+        EditorGUILayout.PropertyField(m_TargetType);
+        var targetTypeValue = (MaterialPlacer.TargetType)m_TargetType.enumValueIndex;
+
+        switch (targetTypeValue)
+        {
+            case MaterialPlacer.TargetType.Color:
+            {
+                EditorGUILayout.PropertyField(m_FromValueColor);
+                EditorGUILayout.PropertyField(m_ToValueColor);
+                break;
+            }
+            case MaterialPlacer.TargetType.Float:
+            {
+                EditorGUILayout.PropertyField(m_FromValueFloat);
+                EditorGUILayout.PropertyField(m_ToValueFloat);
+                break;
+            }
+        }
+
+        if (EditorGUI.EndChangeCheck())
+            serializedObject.ApplyModifiedProperties();
+    }
+}

SampleScenes/HDTest/GraphicTest/Scripts/Editor/MaterialPlacerEditor.cs.meta

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