Unreal Engine Issues
Unreal Engine Issues
GeometryCaches don't implement CreateHitProxies to create a unique hitproxy per section/material
UE - Editor - Content Pipeline - Datasmith - Sep 3, 2021This causes the ObjectId pass in MRQ to fail to distinguish between materials in the resulting Cryptomatte file. It looks like FGeometryCacheSceneProxy doesn't implement CreateHitProxies so it's f ...
MoviePipeline: Sequencer 'Lock to Display Rate' breaks temporal sub-sampling
UE - Anim - Sequencer - MRQ - Jan 21, 2022Light Components fail to propagate certain property changes from Sequencer
UE - Graphics Features - Feb 11, 2022Collapsing an Event with 1 connected node and 1 unconnected node to a function results in Both nodes being connected in the function
UE - Framework - Blueprint - Oct 26, 2022This is not a regression tested in //UE5/Release-5.0 CL22491701 Collapsing an Event with 1 connected node and 1 unconnected node to a function results in Both nodes being connected in the function ...
InstancedStaticMeshComponent causes crash in editor compiled with ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES set to zero
UE - Graphics Features - Nov 11, 2022ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES works without crashing in ue4.27. It appears that this code path is not maintained in ue5. ...
Volumetric fog black and not updating with real-time capture skylight
UE - Rendering Architecture - Oct 20, 2023It looks like the skylight is not updating the CPU side SH values when Real Time Capture is enabled, and thus old/empty values are sent to the fog. ...
Pixel Inspector does not display Gbuffer values properly when a mesh with a material that has Anisotropy set is in Level
UE - Graphics Features - Jan 16, 2024This issue occurs when there is a material with Anisotropy, like the attached GIF.[Image Removed] ...
Color shifting occurs from screen probe gather ping-pong when Lumen active
UE - Graphics Features - Lumen - Apr 29, 2024A subtle yellow tint color shift occurs when Lumen is active due to usage of R11G11B10_Float targets, mostly from r.Lumen.ScreenProbeGather.SpatialFilterProbes where we ping-pong between R11G11B10_F ...
Bright Flickering or Black Squares with Rectangle Lights Intersecting Meshes
UE - Graphics Features - May 31, 2024Rect Lights that intersect geometry can produce NaN pixels in SceneColor, which will affect bloom, FXAA, and other future passes. This can lead to large visible artifacts. The NaN values are produc ...
Custom buffer visualization material instance problem
UE - Rendering Architecture - Materials - Jun 28, 2024Material Instances used in Custom Buffer Visualizations do not respect parameter overrides, and use the parent material's values. Also tested on UE5-Main, CL: 34543023 ...