Unreal Engine Issues
Unreal Engine Issues
VertexInterpolators allocate unused params which generate extra shader ops
UE - Rendering Architecture - Materials - Feb 17, 2022As a follow up on this: https://udn.unrealengine.com/s/question/0D54z00006yxUdXCAU/vertexinterpolators-problem VertexInterpolators are added to the HLSL code even if unused and you demand the HLSL ...
Editor lighting components not displaying correctly with diffuse off with lumen enabled
UE - Graphics Features - Lumen - Feb 2, 2022Licensee note: "I haven’t tested with Ray tracing. I currently have lumen enable and it’s occurring there." ...
There is no obvious way to disable Auto Exposure in a post process volume
UE - Graphics Features - Jan 31, 2022There is no easy way to disable auto-exposure on a per-component basis. This is a big source of confusion for people new to Unreal. The work around is to set Min and Max Brightness to 1 or set to ...
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. ...
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 ...
Alembic 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 ...
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 ...
"Base Pass Shader" stat results are missing or display incorrect information while using Vulkan
UE - Rendering Architecture - Shaders - Nov 15, 2021Base Pass Shader results are not showing, or showing up incorrectly when looking at the Stats results within the material editor of an Unreal Editor using Vulkan. Regression Tested: //UE4/Release-4 ...
Implied Decal Blend Modes don't account for static ignore-switch parameters in an expected way
UE - Graphics Features - Sep 28, 2021The desired behavior from a user perspective here is that they'd be able to use Static Switches in a decal master material to toggle different features and behaviors. In the above setup, if I set th ...
Implied Decal Blend Modes don't properly account for Material Attributes usage
UE - Graphics Features - Sep 28, 2021I've attached a project with the necessary materials that demonstrate this issue. I would expect that just because a Set Material Attributes node is inside a material graph it wouldn't affect the de ...