HDRenderPipeline: A bit more cleanup and minor fix

Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/Deferred.shader

 
             Outputs Frag(Varyings input)
             {
+                // This need to stay in sync with deferred.compute
+
                 // input.positionCS is SV_Position
                 PositionInputs posInput = GetPositionInput(input.positionCS.xy, _ScreenSize.zw, uint2(input.positionCS.xy) / GetTileSize());
                 float depth = LOAD_TEXTURE2D(_MainDepthTexture, posInput.unPositionSS).x;

Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/TilePass/Deferred.compute

 RWTexture2D<float3> diffuseLightingUAV;
 RWTexture2D<float4> specularLightingUAV;
 
-CBUFFER_START(UnityShadeOpaque)
+CBUFFER_START(UnityDeferredCompute)
-    StructuredBuffer<uint> g_TileList;
+
+StructuredBuffer<uint> g_TileList;
 // Indirect
 [numthreads(16, 16, 1)]
 void SHADE_OPAQUE_ENTRY(uint2 groupThreadId : SV_GroupThreadID, uint groupId : SV_GroupID)
     uint2 pixelCoord = tileCoord * GetTileSize() + groupThreadId;
 
-    PositionInputs posInput = GetPositionInput(pixelCoord.xy, _ScreenSize.zw, tileCoord);
+
+    uint2 tileCoord = groupId;
-    PositionInputs posInput = GetPositionInput(pixelCoord.xy, _ScreenSize.zw, groupId);
+
+
+    // This need to stay in sync with deferred.shader
+
+    PositionInputs posInput = GetPositionInput(pixelCoord.xy, _ScreenSize.zw, tileCoord);
 
     float depth = LOAD_TEXTURE2D(_MainDepthTexture, posInput.unPositionSS).x;
 

Assets/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Lit.hlsl

                             (packedGBuffer1 & 0x0000FFFF),
                             (packedGBuffer1 & 0xFFFF0000) >> 16);
 
-    uint packedGBuffer3 = PackR11G11B10f(outGBuffer3.xyz);
+    uint packedGBuffer3 = PackToR11G11B10f(outGBuffer3.xyz);
 
     outGBufferU1 = uint4(   PackFloatToUInt(outGBuffer2.x, 8, 0)  | PackFloatToUInt(outGBuffer2.y, 8, 8),
                             PackFloatToUInt(outGBuffer2.z, 8, 0)  | PackFloatToUInt(outGBuffer2.w, 8, 8),
     inGBuffer2.w = UnpackUIntToFloat(inGBufferU1.y, 8, 8);
 
     uint packedGBuffer3 = inGBufferU1.z | inGBufferU1.w << 16;
-    inGBuffer3.xyz = UnpackR11G11B10f(packedGBuffer1);
+    inGBuffer3.xyz = UnpackFromR11G11B10f(packedGBuffer1);
     inGBuffer3.w = 0.0;
 #endif
 

Assets/ScriptableRenderPipeline/HDRenderPipeline/RenderPipelineResources/HDRenderPipelineResources.asset

     type: 3}
   buildMaterialFlagsShader: {fileID: 7200000, guid: fb3eda953cd6e634e877fb777be2cd08,
     type: 3}
-  shadeOpaqueShader: {fileID: 7200000, guid: 0b64f79746d2daf4198eaf6eab9af259, type: 3}
+  deferredComputeShader: {fileID: 7200000, guid: 0b64f79746d2daf4198eaf6eab9af259,
+    type: 3}
   cameraMotionVectors: {fileID: 4800000, guid: 035941b63024d1943af48811c1db20d9, type: 3}
   blitCubemap: {fileID: 4800000, guid: d05913e251bed7a4992c921c62e1b647, type: 3}
   buildProbabilityTables: {fileID: 7200000, guid: b9f26cf340afe9145a699753531b2a4c,