Fix central depth sampling in TAA

com.unity.render-pipelines.high-definition/CHANGELOG.md

@@ -618,6 +618,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Fixed the prefab integration of custom passes (Prefab Override Highlight not working as expected).
 - Cloned volume profile from read only assets are created in the root of the project. (case 1154961)
 - Fixed Wizard check on default volume profile to also check it is not the default one in package.
+- Fix erroneous central depth sampling in TAA.
 
 ### Changed
 - Improve MIP selection for decals on Transparents

com.unity.render-pipelines.high-definition/Runtime/PostProcessing/Shaders/TemporalAntialiasing.hlsl

@@ -257,7 +257,7 @@ float3 ConvertToOutputSpace(float3 color)
 // Front most neighbourhood velocity ([Karis 2014])
 float2 GetClosestFragment(TEXTURE2D_X(DepthTexture), int2 positionSS)
 {
-    float center = LoadCameraDepth(positionSS);
+    float center = LOAD_TEXTURE2D_X_LOD(DepthTexture, positionSS, 0).r;
 
     int2 quadOffset = GetQuadOffset(positionSS);