Snap Object to View Doesn't Update Pivot

UE - Editor - Workflow Systems - Apr 24, 2023

When you select an object in the viewport and use "Snap Object to View", the editor pivot (e.g. the location of the transform widget) doesn't change. It stays where the object used to be until you c ...

Submix Settings on Submix Send Settings cannot be updated at runtime in SubmixSendVolumeComponent

UE - Audio - Apr 24, 2023

Source: UDN ticket Stepping through, when SetSubmixSendSettings() is called on the SubmixSendVolumeComponent, the SubmixSendSettings on the Component initially get changed before the NotifyDataChan ...

Fast Track icon is not displayed when variables is not connected to the AnimGraph

UE - Anim - Runtime - Anim Blueprints - Apr 24, 2023

The Fast Track icon is not displayed when there are no variables connected to the AnimGraph. This issue was not present in UE4. ...

Chaos Cloth Self Collisions Spatial is slow when Tris are much smaller than thickness

UE - Simulation - Physics - Character - Apr 21, 2023

This came via a UDN. Very small triangles can generate very small lods, which make query time really slow if your self collision thickness is significantly larger. You will do X^3 checks per query ...

Race condition in cached mesh draw commands removal.

UE - Rendering Architecture - RHI - Apr 21, 2023

A wait was removed from UpdateAllPrimitivesSceneInfos that introduced a race condition with mesh draw command caching. ...

Runtime changing r.VT.PoolSizeScale doesn't resize virtual texture pools

UE - Rendering Architecture - Apr 21, 2023

r.VT.PoolSizeScale should be changeable at runtime so that we can resize VT physical pools for iteration on selecting pool sizes. It works correctly at engine startup but runtime changes have no ef ...

Missing BP/Python functionality to set a viewport OCIO configuration.

UE - Virtual Production - Rendering - Color - Apr 20, 2023

Multiple vendor's asked if there could be a way to programmatically set the created OCIO config for a viewport and select the source/dest settings as well and enable/disable the config.  The curren ...

VCam Freeze During Play / Simulate

UE - Virtual Production - Tools - Virtual Camera - Apr 20, 2023

VCam Freeze During Play / Simulate - "LogUIActionRouter: Cleaned out [0] inactive UI action bindings" Hi. So I can successfully use the VCamActor with my iPad Pro during non-play/simulate mode. ...

Investigate render flush at SkeletalMeshComponent InitLODInfos

UE - Anim - Rigging - Apr 19, 2023

From UDN : we are spawning a number of characters at the same time during the game, and seeing a major framerate hitch when we do so. After the characters have been spawned, we use SetSkinnedAssetA ...

Subsurface shading model is broken when ray traced shadows are used in 5.1+

UE - Graphics Features - Ray Tracing - Apr 19, 2023