Unreal Engine Issues

Indirect Capsule Shadows showing up on Unlit Characters

For this to be observed, Allow Static Lighting must be true in project settings. This appears to be coming from an AO pass and from a Raytraced Indirect Capsule Shadows. ...

TSR: Implement adapative sharpening in the TSRResolveHistory.usf based of the number of pixel accumulated in history

ReversedDepthOnlyIndexBuffer exported even when bEnableDepthOnlyIndexBuffer is false

ReversedDepthOnlyIndexBuffer is exported even when bEnableDepthOnlyIndexBuffer is false. It's likely an error and line 568 in StaticMesh.cpp should rather be ://if (!bEnableReversedIndexBuffer) <= ...

TSR ghosting with fast moving shadows

[Link Removed]  ...

The hair shading near the screen edge becomes whiter if only a skylight applies

This appears to be an issue with Lumen, with some off-screen information making its way on-screen during an upsampling pass. We checked a Renderdoc capture and that is where it seems to come from. ...

Mesh decals do not display on packed level actors

Light function materials using WorldPosition do not render correctly to volumetric fog if there is more than one

There is a one-line fix for this in a shader file, see their PR on GitHub:https://github.com/EpicGames/UnrealEngine/pull/10251/files ...

UnkownRef Mips can cause TextureStreaming peaks during loading

UnkownRef Mips is meant to fix/workaround the problem where some textures are used for rendering but they don't have any component references them (such as texture used by PP effects) These UnkownR ...

Decals Normal only + Material Attributes

This does not just work with BaseColor, you can affect any of the outputs by connecting something to a disconnected CreateMaterialAttributes. ...

Raytraced translucency makes ExpHeightFog black

Does not occur in path tracing nor rasterized translucency. ...