ApplyAnimationCurvesToComponent doesn't propagate everything to slaves

UE - Anim - Rigging - Aug 20, 2019

In USkeletalMeshComponent::ApplyAnimationCurvesToComponent, while InMaterialParameterCurves and InAnimationMorphCurves are independent of one another, if either of them is empty neither is passed on ...

Procedural Foliage Volume: Simulate() function doesn't work in Blue Print

UE - World Creation - Worldbuilding Tools - Foliage - May 10, 2019

Procedural Foliage Volumes can be resimulated by clicking the Resimulate button. But they can't be resimulated from Blueprints, even if there is a Simulate() function that can be executed. Found in ...

Level LODIndex can get stuck in a bad state

UE - World Creation - Worldbuilding Tools - World Composition - May 3, 2019

If Level LOD changes to a different LOD while first is loading, LODIndex breaks. ...

Assess visual lag of the new UV access nodes for pass through camera materials on AR platforms

UE - Platform - XR - Apr 23, 2019

When testing [Link Removed], there seemed to be some visual lag in the passthrough nodes, when compared to the camera feed.  Was not able to test due to [Link Removed] (which is really just a differ ...

It will cause a crash if a level remove from world failed

UE - World Creation - Worldbuilding Tools - World Composition - Apr 21, 2019

Properties of placed-in-map actor instances may not replicate if their default has been edited

UE - Networking - Mar 26, 2019

If the default value of a replicated property is edited on an instance of a placed-in-map actor, then on the server is value is changed back to the default, a client who joins in progress after this ...

Duplicate the mesh will not duplicate the foliage on it.

UE - World Creation - Worldbuilding Tools - Foliage - Mar 22, 2019

RepLayout can hold onto hard references to owning objects, preventing them from being destroyed.

UE - Networking - Feb 28, 2019

RepLayouts are associated with an Owning Object, which may be a Class, Function, or Struct. RepLayouts will only be cleaned up when the Owning Object is no longer valid. RepLayouts hold references t ...

Foliage LOD's Screen Size Can't be Set Higher Than 1.5

UE - World Creation - Worldbuilding Tools - Foliage - Jan 31, 2019

Foliage LOD's Screen Size Can't be Set Higher Than 1.5 Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 4827620, 5.1 CL 20024840 ...

ApplyLimits AnimGraph Node has incorrect functionality

UE - Anim - Rigging - Nov 8, 2018

In AnimNode_ApplyLimits.cpp the inputs for the ConstrainAngularRange function are going to the wrong rotator values. The XYZ of the node's input vec3 is being stored in YPR of the clamped rotator, w ...