BaryCentric comparison inaccuracies

UE - LD & Modeling - Modeling Tools - Mesh Editing - Nov 12, 2019

A user reported FMath::SegmentTriangleIntersection returning false negatives, seemingly due the results of FMath::ComputeBaryCentric2D being checked with strict inequality as opposed to non-strict i ...

Oculus Quest - Loading splash no longer shown

UE - Platform - XR - Nov 12, 2019

Oculus Splash screen image no longer shows on Quest. Unable to reproduce on PC (If you package a project without 'Start in VR' enabled you will be able to see splash until you enable HMD) Conf ...

High intensity pixels create artifacts with Bloom

UE - Graphics Features - Nov 12, 2019

EQS Overlap test no longer recognizes custom Collision Object Channel

UE - AI - Nov 12, 2019

Environment Queries Ignore tests for Custom Collision Object Overlaps. Note: The expected behavior seems to have worked in 4.21, After following the steps to reproduce, I can verify a successful de ...

Rect lights cause visual noise on the light rendered when using raytracing

UE - Graphics Features - Lumen - Nov 12, 2019

Rect lights cause visual noise on the light rendered when using raytracing. It is easier to see when you get rid of all other light sources in the scene. I have attached an example project. This se ...

NDisplay hangs and stops responding on cluster event send

UE - Virtual Production - nDisplay - Nov 12, 2019

"The test event is set up using the default CE port, but every time an event is sent through the launcher the display receives the input and processes it, however the launcher will "hang" and stop ...

Update DefaultEngine.ini file when open project settings tab.

Tools - Nov 12, 2019

There are no changes to the parameters in the .ini file, just the file has been updated. Source control becomes dirty by re-saving the file.  ...

Crash when AnimBlueprint and Bleuprint Interface has Same Name Function

OLD - Anim - Nov 12, 2019

When AnimBP and Blueprint Interface was added to the AnimBP has same name function, compiling AnimBP occur crash. ...

Play Rates are not reverted when HAP Media Plugin is disabled

Media Framework - Nov 11, 2019

Enabling the HAP Media player plugin permanently affects the thinned Play Rates of the Media Player asset. Tested in 4.23.1 (CL - 9631420), 4.24.0 (CL - 10091930), 4.25 (CL - 10091038) ...

Vector Field Initial Rotation will always have the same initial rotations for each emitter instance

UE - Niagara - Nov 11, 2019

The Vector Field Initial rotation module will have the same rotation for all instances of the same emitter. This is a regression from 4.22. ...