Unreal Engine Issues
Unreal Engine Issues
Specific Blend Mode of Material on UMG render incorrectly when HDR is enabled
UE - Graphics Features - Jan 27, 2022This issue occurs with the Additive and Alpha Holdout settings. ...
FScriptMapHelper::HasKey() and FScriptSetHelper::HasElement() fail on new keys with a substring of another key
UE - Editor - Workflow Systems - Jan 27, 2022Duplicate key checking in maps and sets in the editor is done via calls to FScriptMapHelper::HasKey() and FScriptSetHelper::HasElement(), but this code is checking for object names which are subsets ...
UTextBlock::SetText doesn't work in global invalidation
UE - Editor - UI Systems - Slate - Jan 24, 2022This happens on consoles running in 4k so DPIScale would be 2x. The character between lines is just a newline (Shift + Enter in the text field in editor), the text is set with SetText, possibly a f ...
MoviePipeline: Sequencer 'Lock to Display Rate' breaks temporal sub-sampling
UE - Anim - Sequencer - MRQ - Jan 21, 2022Alembic Caches Not Working With Lumen
UE - Graphics Features - Lumen - Jan 20, 2022It appears that Alembic caches do not influence Lumen's indirect lighting (except for shadowing). Alembic geometry caches should influence lighting in Lumen as any other geometry in a level. I hav ...
The orientation of the tangent space seems wrong with SkinCache recompute tangent enabled
UE - Graphics Features - Jan 19, 2022World Outliner: Selecting Folder fails (needs to be clicked twice)
UE - Editor - Workflow Systems - Jan 7, 2022I've investigated the issue and it is related to TypedElementSelection sending out end of frame selection change events. WorldOutliner when it is the source of a selection change does so inside a r ...
Problem importing broken FBX
UE - Editor - Content Pipeline - Import and Export - Nov 25, 2021An FBX exported from 3DEXCITE DELTAGEN fails to parse correctly in the latest FBX SDK and crashes the UE importer. This FBX is automatically repaired when loaded into Maya (citing "polygons with ov ...
Create a high poly version of the base sphere
UE - Content - Engine - Nov 23, 2021We have an issue with artefacting of virtual shadow maps on low poly meshes: [Link Removed] We would like to request a higher polygon version of the sphere for UE5's release/starter content, which ...
The VertexInterpolator connected to a Normalize node, input into BaseColor results in black Mesh LOD Coloration
UE - Rendering Architecture - Materials - Nov 16, 2021It does not appear to matter to the repro steps what is input to the VertexInterpolator, it matters more that there is a Normalize between the VertexInterpolator and the base color input of the mate ...