Broken assignation of materials when merging meshes

UE - LD & Modeling - Modeling Tools - Mesh Editing - Jul 18, 2019

See the following UDN for a good visual explanation of the bug: https://udn.unrealengine.com/questions/512811/view.html Seems like this was introduced around CL 5639656. ...

Draw Material to Render Target renders black in Standalone

UE - Graphics Features - Sep 28, 2016

The 'Draw Material to Render Target' in blueprints renders black when launched in Standalone. This is not the case when using the same blueprint and running PIE. The interesting thing about this is ...

Deleting a material layer from the stack reverts other layers' overridden parameters to default

UE - Graphics Features - Feb 5, 2021

It appears as though parameters for downstream material layers are reverted to their default values and override states when an upstream material layer is deleted. ...

Specular highlight flickers when moving on Android

UE - Platform - Mobile - Dec 6, 2022

Regression: Tested in UE5/Release-5.0, this issue also occurs so regression is no. ...

Previewing a node overrides the output of PostProceessInput0 in a Post Process Domain Material after previewing has stopped

UE - Rendering Architecture - Materials - Jan 26, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL20979098 Previewing a node overrides the output of PostProceessInput0 in a Post Process Domain Material after previewing stops. ...

Differences in Post Process FX between Minimized and Maximized Viewport

UE - Graphics Features - Apr 19, 2016

When scaling the viewport window using the Maximize/Minimize viewport option, the post processing effects applied to the screen do not scale properly. This issue seemed trivial at first, as the use ...

Expanding a macro with split struct pins causes internal compile errors

UE - Gameplay - Blueprint - Jul 27, 2017

Expanding a macro that passes a struct with split struct pins to a function causes internal compile errors. Attaching sample project, can be recreated with steps above. ...

RVT displaying lower LOD VTs by default in editor

UE - Rendering Architecture - Materials - Feb 28, 2022

See licensee description for further details. ...

Instanced meshes do not accurately use volume light samples when lit in a statically lit scene

UE - Graphics Features - Aug 14, 2015

When using instanced meshes in a Blueprint or in foliage tool the indirect lighting cache will not correctly light these meshes. I've include a sample project with map to demonstrate what the lice ...

Full screen mode when using a laptop with Optimus ignores the gama setting

UE - Graphics Features - Feb 15, 2016

When using full-screen mode on a optimus laptop the gama that is set for the system appears to be ignored and uses the default setting, even if it has been adjusted in Windows display calibration se ...