Unreal Engine Issues
Unreal Engine Issues
Light Function and World Position in 5.4
UE - Graphics Features - Nov 4, 2024When rendering a Light Function into the Translucency Lighting Volume, the World Position Material Expression returns the position relative to the Camera (unrotated), not the World. This can be mor ...
Navigation: Exiting game while async nav building tasks are running can cause null pointer access of OctreeController.NavOctree from worker thread
UE - AI - Navigation - Nov 1, 2024Context Projects can turn on the project setting bDoFullyAsyncNavDataGathering to execute navigation mesh building tasks on worker threads. Some of these tasks will access the NavOctree, whose life ...
Hair Material's Tangents input has no effect in PathTracing
UE - Graphics Features - Path Tracer - Nov 1, 2024Expectation: Tangent should work on Hair Material ...
Build lighting for single stationally light level generates a shadow map in PF_B8G8R8A8 format
UE - Texture - Nov 1, 2024Texture format override to BGRA8 due to changes in CL-30603716. The following code can restore the previous behavior. void FShadowMapPendingTexture::StartEncoding(ULevel* LightingScenario, ITexture ...
RewindDebugger draws debug capsules with its base location as center
UE - Anim - Oct 31, 2024Context UE_VLOG macros can be used to capture debug shapes into both a Visual Logger recording and a Rewind Debugger recording. Problem In the Rewind Debugger, the capsule shapes are drawn at an in ...
Float Curve evaluation may yield completely wrong results due to floating-point precision issue
UE - Anim - Runtime - Oct 31, 2024Note: This is possibly related to [Link Removed]. For some inputs, function UE::Curves::WeightedEvalForTwoKeys() inside file "CurveEvaluation.cpp" can incorrectly return the value of the first key, ...
Debug display of TargetingSelectionTask_AOE with cylinder is unnaturally tilted
UE - Gameplay - Gameplay Ability System - Oct 30, 2024The following code fixes the tilt : void UTargetingSelectionTask_AOE::DebugDrawBoundingVolume(const FTargetingRequestHandle& TargetingHandle, const FColor& Color, const FOverlapDatum* OverlapDatum) ...
UnrealTraceServer exits when encountering a symlink on Windows
UE - Foundation - Insights - Oct 30, 2024UnrealTraceServer exits on startup (or when watching a directory) when a watched store directory contains a symlink on Windows. Cause: The std::filesystem::directory_entry::is_directory() call thro ...
Mobile Depth of Field blurry eveywhere
UE - Platform - Mobile - Oct 30, 2024user reports I investigated the problem throught the frame capture tools and found that on a real device (iPhone 15 Pro in my case), the depth texture for the SunMask pass is not set (a dummy black ...
Invalid access location compressing a BC6h texture in the editor
RAD - Oct 29, 2024Large texture crashes during Oodle compression with "-stompmalloc". It appears to be an internal Oodle error. Also tested on //UE5/Release-5.5/, CL: 37463908 ...