Updated LayeredLit test scene with latest changes.

Assets/TestScenes/HDTest/LayeredLitTest.unity

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   m_LocalRotation: {x: 0.4442191, y: -0, z: -0, w: 0.8959182}
-  m_LocalPosition: {x: -41.31, y: -1.55, z: 13.03}
+  m_LocalPosition: {x: -41.514, y: -1.55, z: 12.008}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
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   m_CompressedMesh:
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     - {x: -0.28455192, y: 1.8588853}
     _colors:
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-    - {r: 5.165269e-10, g: 0.49803922, b: 0.49803922, a: 1}
-    - {r: 0.001444723, g: 0.49803922, b: 0.49803922, a: 1}
+    - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
+    - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
+    - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
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+    - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
+    - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
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     - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}
     - {r: 0.49803922, g: 0.49803922, b: 0.49803922, a: 1}

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_HeightBased.mat

     - _AlphaCutoff: 0.5
     - _AlphaCutoffEnable: 0
     - _BlendMode: 0
-    - _BlendSize1: 0.0035
-    - _BlendSize2: 0.0034
-    - _BlendSize3: 0.0018
+    - _BlendSize1: 0.023
+    - _BlendSize2: 0.011
+    - _BlendSize3: 0.008
     - _BumpScale: 1
     - _CullMode: 2
     - _Cutoff: 0.5
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.25
+    - _HeightAmplitude1: 0.15
+    - _HeightAmplitude2: 0.1
+    - _HeightAmplitude3: 0.15
-    - _HeightFactor1: 1.81
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0.5
+    - _HeightCenter3: 0.5
+    - _HeightFactor1: 1
-    - _HeightFactor3: 0.62
+    - _HeightFactor3: 1
-    - _HeightOffset1: -0.003
-    - _HeightOffset2: 0.01
-    - _HeightOffset3: 0.003
+    - _HeightOffset1: 0.057
+    - _HeightOffset2: 0.015
+    - _HeightOffset3: 0
     - _HeightScale0: 0.127
     - _HeightScale1: 0.1
     - _HeightScale2: 0.05
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UseHeightBasedBlend1: 1
     - _UseHeightBasedBlend2: 1
     - _UseHeightBasedBlend3: 1
-    - _VertexColorHeightFactor: 0.19
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_Planar.mat

   m_Name: Layered_Layer0_Planar
   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
-    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MAPPING_TRIPLANAR_0 _LAYER_MASK_VERTEX_COLOR
+    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _LAYER_MASK_VERTEX_COLOR_MUL
-  disabledShaderPasses: []
+  disabledShaderPasses:
+  - DistortionVectors
   m_SavedProperties:
     serializedVersion: 3
     m_TexEnvs:
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVDetailsMappingMask1: 0
     - _UVDetailsMappingMask2: 0
     - _UVDetailsMappingMask3: 0
-    - _UVMappingPlanar0: 0
+    - _UVMappingPlanar0: 1
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_Triplanar.mat

   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
     _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MAPPING_TRIPLANAR_0 _LAYER_MASK_VERTEX_COLOR
-    _NORMALMAP_TANGENT_SPACE
+    _LAYER_MASK_VERTEX_COLOR_MUL _NORMALMAP_TANGENT_SPACE
   m_LightmapFlags: 1
   m_CustomRenderQueue: -1
   stringTagMap: {}
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVMappingPlanar2: 0
     - _UVMappingPlanar3: 0
     - _UVSec: 0
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_UV0.mat

   m_Name: Layered_Layer0_UV0
   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
-    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _NORMALMAP_TANGENT_SPACE
+    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _LAYER_MASK_VERTEX_COLOR_MUL
+    _NORMALMAP_TANGENT_SPACE
   m_LightmapFlags: 1
   m_CustomRenderQueue: -1
   stringTagMap: {}
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVMappingPlanar2: 0
     - _UVMappingPlanar3: 0
     - _UVSec: 0
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_UV1.mat

   m_Name: Layered_Layer0_UV1
   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
-    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _NORMALMAP_TANGENT_SPACE
+    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _LAYER_MASK_VERTEX_COLOR_MUL
+    _NORMALMAP_TANGENT_SPACE
-  disabledShaderPasses: []
+  disabledShaderPasses:
+  - DistortionVectors
   m_SavedProperties:
     serializedVersion: 3
     m_TexEnvs:
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVMappingPlanar2: 0
     - _UVMappingPlanar3: 0
     - _UVSec: 0
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_UV2.mat

   m_Name: Layered_Layer0_UV2
   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
-    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _NORMALMAP_TANGENT_SPACE
-    _REQUIRE_UV2_OR_UV3 _REQUIRE_UV3
+    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _LAYER_MASK_VERTEX_COLOR_MUL
+    _NORMALMAP_TANGENT_SPACE _REQUIRE_UV2_OR_UV3 _REQUIRE_UV3
   m_LightmapFlags: 1
   m_CustomRenderQueue: -1
   stringTagMap: {}
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVMappingPlanar2: 0
     - _UVMappingPlanar3: 0
     - _UVSec: 0
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Layered_Layer0_UV3.mat

   m_Name: Layered_Layer0_UV3
   m_Shader: {fileID: 4800000, guid: 81d02e8644315b742b154842a3a2f98c, type: 3}
   m_ShaderKeywords: _ALPHACUTOFFENABLE_OFF _DETAIL_MAP _DETAIL_MAP_WITH_NORMAL _DISTORTIONDEPTHTEST_OFF
-    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _NORMALMAP_TANGENT_SPACE
-    _REQUIRE_UV2_OR_UV3 _REQUIRE_UV3
+    _DISTORTIONONLY_OFF _EMISSION _EMISSIVE_COLOR _LAYER_MASK_VERTEX_COLOR _LAYER_MASK_VERTEX_COLOR_MUL
+    _NORMALMAP_TANGENT_SPACE _REQUIRE_UV2_OR_UV3 _REQUIRE_UV3
   m_LightmapFlags: 1
   m_CustomRenderQueue: -1
   stringTagMap: {}
     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude0: 0.01
+    - _HeightAmplitude1: 0.01
+    - _HeightAmplitude2: 1
+    - _HeightAmplitude3: 1
+    - _HeightCenter0: 0.5
+    - _HeightCenter1: 0.5
+    - _HeightCenter2: 0
+    - _HeightCenter3: 0
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _HeightScale1: 1
     - _HeightScale2: 1
     - _HeightScale3: 1
+    - _InheritBaseLayer1: 0
+    - _InheritBaseLayer2: 0
+    - _InheritBaseLayer3: 0
     - _LayerCount: 2
     - _LayerMaskVertexColor: 1
     - _Metallic: 0
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale0: 1
+    - _NormalScale1: 1
+    - _NormalScale2: 1
+    - _NormalScale3: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness0: 0.5
     - _UVMappingPlanar2: 0
     - _UVMappingPlanar3: 0
     - _UVSec: 0
+    - _UseHeightBasedBlend: 0
+    - _VertexColorHeightFactor: 0.3
     - _ZTestMode: 8
     - _ZWrite: 1
     m_Colors:

Assets/TestScenes/HDTest/LayeredLitTest/Material/Lit_Ground_01_2x2.mat

     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
-    - _HeightBias: -0.03
+    - _HeightAmplitude: 0.15
+    - _HeightBias: -0.01
+    - _HeightCenter: 0.5
-    - _HeightScale: 0.06
+    - _HeightScale: 0.02
+    - _NormalScale: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness: 1

Assets/TestScenes/HDTest/LayeredLitTest/Material/Lit_Moss_02_2x2.mat

     - _GlossMapScale: 0
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude: 0.1
+    - _HeightCenter: 0.5
     - _HeightMapMode: 0
     - _HeightScale: 0.05
     - _MaterialId: 0
     - _NormalMapSpace: 0
+    - _NormalScale: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.08
     - _Smoothness: 1

Assets/TestScenes/HDTest/LayeredLitTest/Material/Lit_Sand01_2x2.mat

     - _GlossMapScale: 1
     - _Glossiness: 0
     - _GlossyReflections: 1
+    - _HeightAmplitude: 0.15
+    - _HeightCenter: 0.5
     - _HeightMapMode: 0
     - _HeightScale: 0.1
     - _MaterialId: 0
     - _NormalMapSpace: 0
+    - _NormalScale: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness: 1

Assets/TestScenes/HDTest/LayeredLitTest/Material/Lit_Spheres.mat

     - _GlossMapScale: 1
     - _Glossiness: 0.5
     - _GlossyReflections: 1
+    - _HeightAmplitude: 0.25
+    - _HeightCenter: 0.5
     - _HeightFactor1: 1
     - _HeightFactor2: 1
     - _HeightFactor3: 1
     - _Metallic3: 0
     - _Mode: 0
     - _NormalMapSpace: 0
+    - _NormalScale: 1
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _Smoothness: 0.5

Assets/TestScenes/HDTest/LayeredLitTest/Textures/VolumeTest_01_H.tga.meta

   mipmaps:
     mipMapMode: 0
     enableMipMap: 1
-    sRGBTexture: 1
+    sRGBTexture: 0
     linearTexture: 0
     fadeOut: 0
     borderMipMap: 0