HDRenderPipeline: Upgrade after Julien change

Assets/ScriptableRenderLoop/HDRenderPipeline/Material/LayeredLit/Editor/LayeredLitUI.cs

             layerEmissiveColor = FindProperty(kEmissiveColor, props);
             layerEmissiveColorMap = FindProperty(kEmissiveColorMap, props);
             layerEmissiveIntensity = FindProperty(kEmissiveIntensity, props);
-            layerTesselationFactor = FindProperty(kTesselationFactor, props);
+            layerTesselationFactor = FindProperty(kTesselationFactor, props, false);
         }
 
         int numLayer

Assets/ScriptableRenderLoop/HDRenderPipeline/Material/LayeredLit/LayeredLitTesselation.shader

         _HeightMap2("HeightMap2", 2D) = "black" {}
         _HeightMap3("HeightMap3", 2D) = "black" {}
 
-        _HeightScale0("Height Scale0", Float) = 1
-        _HeightScale1("Height Scale1", Float) = 1
-        _HeightScale2("Height Scale2", Float) = 1
-        _HeightScale3("Height Scale3", Float) = 1
+        _HeightAmplitude0("Height Scale0", Float) = 1
+        _HeightAmplitude1("Height Scale1", Float) = 1
+        _HeightAmplitude2("Height Scale2", Float) = 1
+        _HeightAmplitude3("Height Scale3", Float) = 1
-        _HeightBias0("Height Bias0", Float) = 0
-        _HeightBias1("Height Bias1", Float) = 0
-        _HeightBias2("Height Bias2", Float) = 0
-        _HeightBias3("Height Bias3", Float) = 0
+        _HeightCenter0("Height Bias0", Float) = 0
+        _HeightCenter1("Height Bias1", Float) = 0
+        _HeightCenter2("Height Bias2", Float) = 0
+        _HeightCenter3("Height Bias3", Float) = 0
 
         _DetailMap0("DetailMap0", 2D) = "black" {}
         _DetailMap1("DetailMap1", 2D) = "black" {}

Assets/ScriptableRenderLoop/HDRenderPipeline/Material/Lit/LitTesselation.hlsl

     */
 
 #ifdef _HEIGHTMAP
-    float height = SAMPLE_TEXTURE2D_LOD(ADD_ZERO_IDX(_HeightMap), ADD_ZERO_IDX(sampler_HeightMap), v.uv0, 0).r * ADD_ZERO_IDX(_HeightScale) + ADD_ZERO_IDX(_HeightBias);
+    float height = (SAMPLE_TEXTURE2D_LOD(ADD_ZERO_IDX(_HeightMap), ADD_ZERO_IDX(sampler_HeightMap), v.uv0, 0).r - ADD_ZERO_IDX(_HeightCenter)) * ADD_IDX(_HeightAmplitude);
 #else
     float height = 0.0;
 #endif

Assets/ScriptableRenderLoop/HDRenderPipeline/Material/Lit/LitTessellation.shader

         _NormalScale("_NormalScale", Range(0.0, 2.0)) = 1
 
         _HeightMap("HeightMap", 2D) = "black" {}
-        _HeightScale("Height Scale", Float) = 0.01
-        _HeightBias("Height Bias", Float) = 0
+        _HeightAmplitude("Height Amplitude", Float) = 0.01 // In world units
+        _HeightCenter("Height Center", Float) = 0.5 // In texture space
 
         _TangentMap("TangentMap", 2D) = "bump" {}
         _Anisotropy("Anisotropy", Range(0.0, 1.0)) = 0