Fixed decal normal for double sided materials (case 1312065) (#3610)

* Fixed decal normal for double sided materials (case 1312065)

* Simplify mirror mode

* Update DecalUtilities.hlsl

* Update DecalUtilities.hlsl

* Updates graphic test

* Update screenshots

Co-authored-by: sebastienlagarde <sebastien@unity3d.com>

TestProjects/HDRP_Tests/Assets/GraphicTests/Scenes/1x_Materials/1202_Lit_DoubleSideNormalMode/DoubleSideNormalTest.mat

@@ -19,11 +19,11 @@ Material:
   - DistortionVectors
   - TransparentBackfaceDebugDisplay
   - MOTIONVECTORS
+  - ForwardEmissiveForDeferred
   - TransparentDepthPrepass
   - TransparentDepthPostpass
   - TransparentBackface
   - RayTracingPrepass
-  - ForwardEmissiveForDeferred
   m_SavedProperties:
     serializedVersion: 3
     m_TexEnvs:
@@ -175,6 +175,7 @@ Material:
     - _DistortionVectorBias: -1
     - _DistortionVectorScale: 2
     - _DoubleSidedEnable: 1
+    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 2
     - _Drag: 1
     - _DstBlend: 0

TestProjects/HDRP_Tests/Assets/GraphicTests/Scenes/1x_Materials/1202_Lit_DoubleSideNormalMode/DoubleSidedLitGraph_Flip.mat

@@ -8,7 +8,7 @@ Material:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_Name: DoubleSidedLitGraph_Flip
-  m_Shader: {fileID: -6465566751694194690, guid: ab7890bc7ade004498d9949f88412847,
+  m_Shader: {fileID: -6465566751694194690, guid: 00c0f3c0315cf0d48b383beea1597b8b,
     type: 3}
   m_ShaderKeywords: _DISABLE_SSR_TRANSPARENT _DOUBLESIDED_ON
   m_LightmapFlags: 4
@@ -85,6 +85,7 @@ Material:
     - _CullModeForward: 0
     - _DepthOffsetEnable: 0
     - _DoubleSidedEnable: 1
+    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 0
     - _DstBlend: 0
     - _EnableBlendModePreserveSpecularLighting: 1

TestProjects/HDRP_Tests/Assets/GraphicTests/Scenes/1x_Materials/1202_Lit_DoubleSideNormalMode/DoubleSidedLitGraph_Mirror.mat

@@ -21,7 +21,7 @@ Material:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_Name: DoubleSidedLitGraph_Mirror
-  m_Shader: {fileID: -6465566751694194690, guid: ab7890bc7ade004498d9949f88412847,
+  m_Shader: {fileID: -6465566751694194690, guid: 00c0f3c0315cf0d48b383beea1597b8b,
     type: 3}
   m_ShaderKeywords: _DISABLE_SSR_TRANSPARENT _DOUBLESIDED_ON
   m_LightmapFlags: 4
@@ -98,6 +98,7 @@ Material:
     - _CullModeForward: 0
     - _DepthOffsetEnable: 0
     - _DoubleSidedEnable: 1
+    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 1
     - _DstBlend: 0
     - _EnableBlendModePreserveSpecularLighting: 1

TestProjects/HDRP_Tests/Assets/GraphicTests/Scenes/1x_Materials/1202_Lit_DoubleSideNormalMode/DoubleSidedLitGraph_None.mat

@@ -8,7 +8,7 @@ Material:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_Name: DoubleSidedLitGraph_None
-  m_Shader: {fileID: -6465566751694194690, guid: ab7890bc7ade004498d9949f88412847,
+  m_Shader: {fileID: -6465566751694194690, guid: 00c0f3c0315cf0d48b383beea1597b8b,
     type: 3}
   m_ShaderKeywords: _DISABLE_SSR_TRANSPARENT _DOUBLESIDED_ON
   m_LightmapFlags: 4
@@ -85,6 +85,7 @@ Material:
     - _CullModeForward: 0
     - _DepthOffsetEnable: 0
     - _DoubleSidedEnable: 1
+    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 2
     - _DstBlend: 0
     - _EnableBlendModePreserveSpecularLighting: 1

TestProjects/HDRP_Tests/Assets/GraphicTests/Scenes/1x_Materials/1202_Lit_DoubleSideNormalMode/DoubleSidedLitGraph_Normal.shadergraph

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