Vulkan with Forward Shading & MSAA Crashes

Rendering - Dec 23, 2019

Projects crash when the following Project Settings are set: • Vulkan is enabled • Vulkan is the Default RHI • Forward Shading is enabled • AntiAliasing Method is set to MSAA The different engine ve ...

Reading curves from an FBX incorrect with FFbxCurvesAPI

Tools - Sequencer - Dec 20, 2019

A licensee has brought up some inaccuracies in the reading of curve data from FBX files: #1, Remove calls to SetKeyInterpMode, SetKeyTangentMode, SetKeyTangentWeightMode, and change them to NewKey. ...

A repainted cloth mesh continues to use previous paint job and does not update

Physics - Clothing - Dec 20, 2019

Cloth mesh reverts back to original painted mesh after editing Tested:     4.23.1 CL#9631420 4.25 CL#10730208 ...

USpringArmComponent::UpdateDesiredArmLocation does not update overlaps

Physics - Dec 20, 2019

Objects attached to a spring arm component, moved by changes to the target length/rotation, do not have their overlaps updated. USpringArmComponent::UpdateDesiredArmLocation calls USceneComponent ...

Alembic Hair Doesn't Render In Both Eyes In VR

XR - Dec 20, 2019

Alembic hair doesn't render in the right eye in VR. A demonstration project can be found [Link Removed]. NOTE: The hair is rendered as an overlay in other editor previews (skeletal mesh, Physics). ...

SingleLayerWater included in Depth Capture

Rendering - Dec 20, 2019

Water pass included in depth capture. User requests showflag on the scene capture to disable water rendering for specific view. ...

New 'UncookedOnly' modules can incorrectly be included as a build dependency after nativization of a Blueprint asset

Gameplay - Blueprint - Dec 20, 2019

The new 'UncookedOnly' module type that was added in 4.24 is not visible to Blueprint nativization, and thus it does not know to exclude these module types from the generated Build.cs file when they ...

Niagara Particles in Mesh Shape Don't Render in Scene or Editor Preview

Rendering - Niagara - Dec 19, 2019

Niagara particles aren't rendered in the Niagara Editor Preview or the scene when an emitter is in it. Found in 4.24.1 CL#10756747 Reproduced in 4.25 Main CL#10808197 ...

Replay scrubbing causing issues with placed actors with negative scales

Networking - Replay - Dec 19, 2019

A replicated actor placed in a map with a negative scale value becomes inverted when scrubbing a replay. ...

Automotive Photo Studio Template project renders custom render passes incorrectly

Tools - Datasmith - Dec 19, 2019

Renders with a custom render pass from the level in the Automotive Photo Studio Template are incorrect. They appear to be affected by auto exposure.  ...