Phat Mirroring does not work correctly

UE - Simulation - Physics - Apr 25, 2019

There are various issues with mirroring in phat. Some issues are:Incorrect transforms(translation rotation and scaling) for both constraints and bodiesModifying un-selected constraints' angular lim ...

FSoftObjectPath properties marked as both Config and Untracked are being tracked

UE - Foundation - Core - Apr 25, 2019

A licensee has found that marking an FSoftObjectPath property as Config and Untracked causes the untracking metadata to be ignored. This is because FSoftObjectPathThreadContext::GetSerializationOpt ...

Eye Adaptation Material Node Only Functions in Surface Material Domain

UE - Rendering - Apr 24, 2019

The Eye Adaptation material node only functions in Surface Material Domain. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, and 4.23 CL# 6074473 ...

Crash when deleting mesh instances of a HISM component

UE - LD & Art - World Building - Foliage - Apr 24, 2019

When trying to delete an existing (and saved) mesh instance from a Hierarchical Instanced Static Mesh component the Editor crashes due to a failed assertion, however clearing all instances does not ...

HISM Rotated Instance is Culled Whenever its Pivot Moves Out of Camera View

UE - Rendering - Apr 23, 2019

HISM rotated instance is culled whenever its pivot moves out of camera view.  Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 6037269 ...

Changing the Curve Asset in a Material Instance That Uses a Material Layer Crashes the Editor

UE - Rendering - Apr 22, 2019

Changing the Curve Asset in a Material Instance That Uses a Material Layer Crashes the Editor. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 5974510 ...

CachedLocalBounds is incorrectly updated

UE - Anim - Gameplay - Apr 19, 2019

USkeletalMeshComponent::CalcBounds updates CachedLocalBounds by transforming the world FBoxSphereBounds, by the WorldToLocal transform, which is not sufficient to calculate the bounds in local space ...

Foliage and Static Mesh Actor Distance Field Shadows Incorrect after Manually Shifting World Origin to New Location

UE - LD & Art - World Building - Foliage - Apr 19, 2019

Foliage and static mesh actor distance field shadows incorrect after manually shifting world origin to new location. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 5974510 ...

Folders in the content browser lose their color after being renamed

UE - Editor - Framework - Content Browser - Apr 18, 2019

Changing a folders color in the content browser does not stay if the folder is renamed. Changing the name back will result in the color changing back as well. ...

Missing warning when dynamically simulating actor without physics enabled

UE - Simulation - Physics - Apr 18, 2019

Warnings are logged when a body without physics collision enabled is set to simulate via the editor, but not when set programmatically during play. ...