Unreal Engine Issues
Unreal Engine Issues
Python crash the engine at exit.
UE - Editor - Workflow Systems - Oct 25, 2022A UDN reported various crashes at exit in the embedded Python library. I was able to repro the issue in Release-5.1 and trace it back at the point where python runs its garbage collection in Py_Fina ...
Implement Custom Depth writes for ULineBatchComponent
UE - Graphics Features - Oct 24, 2022FLineBatcherSceneProxy doesn't implement the custom depth in its GetViewRelevance function. Something like Result.bRenderCustomDepth = ShouldRenderCustomDepth(); is missing in that function. ...
AO Decals not working when using Lumen
UE - Graphics Features - Oct 14, 2022When lumen enabled, and with static lighting disabled, we expect the Material AO to contribute to diffuse lighting occlusion. However AO from decals does not have any effect. ...
NormalizePackageNames() should interpret 'exclude developer folders' to also exclude packages in ExternalActors and ExternalObjects
UE - CoreTech - Oct 14, 2022In NormalizePackageNames() (PackageUtilities.cpp), there is a PackageFilter parameter, which can be set to exclude developer packages (NORMALIZE_ExcludeDeveloperPackages). The code only checks the b ...
Incorrect mesh offset behavior when playing a forward start after following "Adapting Lyra animation to your UE5 game"
UE - Anim - Gameplay - Oct 13, 2022See the answer in the UDN: [Link Removed] We may want to update the blog post with a suggested fix, or wait until the automatic root offset tech is production ready. ...
Some parameters tooltip descriptions are missing
UE - Rendering Architecture - Materials - Oct 13, 2022The user is shown an "default" tool tip message when hovering the mouse over material parameters. ...
Hide Categories in a blueprint will not affect categories in inline components
UE - Editor - Workflow Systems - Oct 12, 2022This occurs because ObjectPropertyNode.h will only check if a category is hidden for it and its subclasses. It should also be checking the parent's categories if it's an edit inline component. ...
Use Borderless Window setting doesn't work on Mac
UE - Platform - Apple - Oct 10, 2022[Link Removed] The UseBorderlessWindow setting appears to not be implemented on Mac. We currently only apply the NWWindowStyleMaskBorderless style for tooltips and other "irregular" windows, so w ...
r.SetFramePace cannot be set in device profile
UE - Platform - Mobile - Oct 7, 2022Suggest creating an r.InitialFramePace cvar that is applied immediately at startup. ...
Non-deterministic cook due to UModel::LightingGuid
UE - Graphics Features - Oct 6, 2022The -DiffOnly cook mode shows that the LightingGuid seems to change every cook. In Lyra, there seems to be 48 such assets that change every cook due to this. ...