Importing an Alembic File with "Skip Empty Frames at Start of Alembic Sequence" Enabled Causes Crash

Anim - Jul 13, 2018

Importing an Alembic File with "Skip Empty Frames at the Start of Alembic Sequence" Enabled Causes Crash. Found in 4.20 Preview 5 CL# 4173640 and 4.21 CL# 4207835 ...

Morph Targets fail to record through Persona and Sequence Recorder when set via the event graph

Anim - Jul 4, 2018

If you have a set of morph targets which are driven when you record with either the recorder in Persona or Sequence Recorder the resultant animation will not contain any values on the curves. In th ...

Importing Alembic/ABC File with Large Number of Morph Targets Breaks Morph Targets

Anim - Jun 18, 2018

When importing abc files with several morph targets (as a skeletal mesh), some morphs do not import and the ones that do are distorted(see screenshots and attached project) -Number of morphs is no ...

Crash when trying to "Update Mesh Section" on any procedural mesh just after "Clear Mesh Section" and "Create Mesh Section" for different vertices and triangles.

Anim - Jun 15, 2018

the editor Crashes when trying to "Update Mesh Section" on any procedural mesh just after "Clear Mesh Section" and "Create Mesh Section" for different vertices and triangles. Found in 4.19 CL# 4033 ...

Crash Occurs When Importing a .ABC File as Skeletal Mesh Into Project That Already Contains Asset's Materials

Anim - Jun 8, 2018

Editor crashes when importing an .abc file as a skeletal mesh and the assets materials already exist inside the project. -Materials need exist inside project before import -If the .abc file is imp ...

Find Materials Does Not Import Materials for Alembic or Geometry Cache File

Anim - Jun 6, 2018

Alembic file materials do not import into the editor when Find Materials is selected. -Create Materials is also not creating materials for imported ABC asset. -Asset was created in Maya 2016, unwr ...

SkelMeshMerge not working for meshes with >1 LOD

Anim - May 31, 2018

Reported on UDN (see Additional Info URL). Looking at code, we call USkeletalMesh::AllocateResourceForRendering for every LOD, but we should only call it once. Need to check if our SkelMeshMerge t ...

Animation Blueprint Preview Window Does Not Display the Effects of the Anim Dynamics Node

Anim - May 29, 2018

Animation Blueprint preview window does not update to displays the effects of the Anim Dynamics node. Preview updates fine in the asset's Blueprint and PIE. Still occurs when turning on "Enable L ...

When Retargeting Animation, Mesh Set as Preview that Shares Skeleton Isn't Kept

Anim - May 25, 2018

When a preview mesh is set inside the skeleton(see attached screenshot) and saved and an animation retargeted to that skeleton, the preview mesh you changed it to is not displayed on the animation. ...

Crash in Standalone When Sub Anim Instance Uses Exposed Variable

Anim - May 23, 2018

When using a Sub Anim Instance node that uses an exposed variable and another exposed variable in the animation Blueprint that is set as the Instance Class in the Sub Anim Instance node, the editor ...