Mesh decals working

com.unity.render-pipelines.high-definition/HDRP/Material/Decal/DecalData.hlsl

 //-------------------------------------------------------------------------------------
 #include "CoreRP/ShaderLibrary/Packing.hlsl"
 #include "CoreRP/ShaderLibrary/Sampling/SampleUVMapping.hlsl"
+#include "CoreRP/ShaderLibrary/EntityLighting.hlsl"
+#include "../MaterialUtilities.hlsl"
 
 #if (SHADERPASS == SHADERPASS_DBUFFER)
 void GetSurfaceData(float2 texCoordDS, float4x4 normalToWorld, out DecalSurfaceData surfaceData)
 }
 #endif
 #if (SHADERPASS == SHADERPASS_MESHDECALS)
-void GetSurfaceData(float2 texCoordDS, out DecalSurfaceData surfaceData)
+void GetSurfaceData(FragInputs input, out DecalSurfaceData surfaceData)
-	float totalBlend = 1.0f;
+	float totalBlend = _DecalBlend;
-	surfaceData.baseColor = SAMPLE_TEXTURE2D(_BaseColorMap, sampler_BaseColorMap, texCoordDS.xy);
+	surfaceData.baseColor = SAMPLE_TEXTURE2D(_BaseColorMap, sampler_BaseColorMap, input.texCoord0);
-	surfaceData.normalWS.xyz = UnpackNormalmapRGorAG(SAMPLE_TEXTURE2D(_NormalMap, sampler_NormalMap, texCoordDS)) * 0.5f + 0.5f;
+	float3 normalTS = UnpackNormalmapRGorAG(SAMPLE_TEXTURE2D(_NormalMap, sampler_NormalMap, input.texCoord0));
+	float3 normalWS;
+	GetNormalWS(input, 0, normalTS, normalWS);
+	surfaceData.normalWS.xyz = normalWS * 0.5f + 0.5f;	
-	surfaceData.mask = SAMPLE_TEXTURE2D(_MaskMap, sampler_MaskMap, texCoordDS.xy);
+	surfaceData.mask = SAMPLE_TEXTURE2D(_MaskMap, sampler_MaskMap, input.texCoord0);
 	surfaceData.mask.z = surfaceData.mask.w;
 	surfaceData.mask.w = totalBlend;
 	surfaceData.HTileMask |= DBUFFERHTILEBIT_MASK;

com.unity.render-pipelines.high-definition/HDRP/ShaderPass/ShaderPassDBuffer.hlsl

     }
 #endif
 #if (SHADERPASS == SHADERPASS_MESHDECALS)	
-	GetSurfaceData(input.texCoord0, surfaceData);
+	GetSurfaceData(input, surfaceData);	
 	uint oldVal = UnpackByte(_DecalHTile[input.positionSS.xy / 8]);
 	oldVal |= surfaceData.HTileMask;
 	_DecalHTile[input.positionSS.xy / 8] = PackByte(oldVal);