Specular Isn't Affected for Materials Set to the Eye Shader If r.IrisNormal is Enabled

UE - Graphics Features - Aug 27, 2019

Specular Doesn't Affect a Material with the Eye Shader If r.IrisNormal is enabled. Found in 4.22 CL# 7053642, 4.23 CL# 8115738, 4.24 CL# 8302014 ...

UE Editor 5.3 - Level Viewport - Unlocalized Issues

UE - Editor - Workflow Systems - Jun 23, 2023

How to Reproduce: 1. Open Editor 5.3 (ReltestB) in Localized version (culture= ) 2. Click on the "show" icon in the level viewport 3. Navigate to the following locations in the Show menu and observ ...

Particle AnimTrails do not render on Android with Mali chipset when using OpenGL ES 3.1

UE - Platform - Mobile - Nov 22, 2016

Particle AnimTrails are not rendering on Mali but will render on the Adreno when using the OpenGL ES 3.1. ES2 renders correctly on both devices, just ES 3.1 does not. The devices compared: Working ...

Dynamic Obstacle Blueprint components do not correctly affect navmesh in standalone mode

UE - AI - Jul 21, 2015

Static mesh components of blueprints with "Is Dynamic Obstacle" set to true do not correctly affect navigation when standalone mode is initially run. Once another object is moved and the navmesh is ...

Brush Clip Affects Surrounding Geometry Beyond the Geometry It Is Applied To

UE - LD & Modeling - Modeling Tools - BSP - Dec 2, 2016

Brush Clip affects the surrounding geometry beyond the geometry it is applied to. (*See attached image for clarification) Regression: No ...

Major performance drop with instanced meshes since PhysX 3.4 upgrade

UE - Simulation - Physics - Mar 15, 2017

Major performance drop with instanced meshes since PhysX 3.4 upgrade Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) For me, my results were: 4.8 through 4.13 No Collision - ...

character movement velocity negatively affected by framerate

UE - Gameplay - Oct 28, 2015

Lower framerates directly affect the velocity of a character's movement if that velocity is provided by another source. ...

4K Resolution and High DPI Scaling in Linux aren't completely affected by System Display Scaling

UE - Platform - Linux - Aug 26, 2019

Unreal doesn't change appearance when changing system configuration display scaling options. Editor Texts are still quite small and don't change based on the Display Scaling %. This bug also causes ...

Static meshes in a particle system are not affected by decals

UE - Graphics Features - Dec 21, 2017

There is an issue where Static meshes in a particle system are not affected by decals, It is unsure if this is intentional behavior or not. This issue does not appear to be a regression Versions ...

Foliage Instance Static Meshes do not affect the Navmesh

UE - AI - Navigation - Apr 25, 2022

Foliage Instance Static Meshes do not affect the Navmesh. I tried changing the Custom Navigable Geometry to 'Yes' & 'Even if Not Collidable' but got the same results. Repro Rate: 4/4 Tested this i ...