Skylight Intensity Doesn't Behave The Same in OpenGL as with DirectX

UE - Graphics Features - Aug 10, 2018

Skylights in OpenGL will not behave hte same as it does in DirectX and will be incredibly bright. Images of the issue are also in the attached project folder. Working as intended in 4.19 CL# 403378 ...

Niagara Sprite SubUV Skips Images

UE - Niagara - Aug 14, 2018

Niagara SubUV will skip most images in a SubUV sprite. Every 8 frames on the time line once it starts spawning it will change its appears. Only 16 of the 64 images are shown from the SubUV. Found i ...

MSAA Causes Black Outline with Atmospheric Fog in Forward Shading

UE - Graphics Features - Sep 28, 2018

MSAA causes black aliased outline with Atmospheric Fog with Forward Shading enabled. This does not occur with TAA or FXAA. Also does not occur if there is a sky sphere present. Found in 4.19 CL# 40 ...

Max Draw Distance Can't Be Set Again Until Set Back to Default

Max draw distance cannot be changed to a higher value than it is first set, until you reset it back to default. Working as expected in 4.19 CL# 4033788 Found in 4.20 CL# 4369336, 4.21 CL# 4516095, ...

Duplicating a SetMaterialAttributes Node Causes Missing Attributes

UE - Rendering - Architecture - Materials - Nov 5, 2018

Duplicate SetMaterialAttributes nodes will be missing attribute connections on the node itself, but in the properties tab they will show up. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Previe ...

Custom Stencil Is Not Rendering In UI Materials

UE - Graphics Features - Nov 30, 2018

Widgets with a UI Material that uses Custom Stencil will not render meshes with a set stencil. This is working as expected in 4.19 CL# 4033788. Found in 4.20 CL# 4369336, 4.21 CL# 4541578, and 4.22 ...

Changing Levels Does't Clear Global DistanceField

UE - Graphics Features - Dec 5, 2018

In a packaged game or standalone, if you change map with DFAO enabled the previous DFAO will still be visible. This does not occur in PIE. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4613 ...

Packaged C++ Project Fatal Error on Startup When Spawning Niagara System Via a Character Blueprint

UE - Niagara - Jan 7, 2019

Using the system blueprint node in the character blueprint will cause the packaged game to give a fatal error when running the executable. This only occurs when in a C++ project. Found in 4.20 CL# ...

Dynamically Created Render Target Does Not Work in Packaged Project

UE - Graphics Features - Mar 27, 2019

Dynamically created render targets do not work as expected when packaged for windows. If it is replaced with a static render target, it works fine. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 ...

Foliage and Static Mesh Actor Distance Field Shadows Incorrect after Manually Shifting World Origin to New Location

UE - World Creation - Worldbuilding Tools - Foliage - Apr 19, 2019

Foliage and static mesh actor distance field shadows incorrect after manually shifting world origin to new location. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 5974510 ...