Enabling Omni Directional Stereo Capture Breaks Draw Material to Render Target Functionality

Rendering - Jun 5, 2019

Enabling ODS (omni directional stereo capture) in project breaks Draw Material to Render Target functionality. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6836133 ...

Stationary Spot Lights in Forward Rendering Incorrectly with PerVertex NonDirectional Translucency

Rendering - Features Teams - Jun 14, 2019

Stationary Spot Lights in Forward Rendering cause artifacts when lighting transluceny set to Volumetric PerVertex NonDirectional. When the camera is moved around the object, the lit vertices flicker ...

Mouse dragging cursor accelerates significantly on Mac

Tools - Jan 18, 2017

This also occurs in 4.14.3 This does not occur on Windows. Could not get this issue to reproduce while recording the screen with quicktime player, but if you experience it in person it really feel ...

Lightmaps for BSPs remain unbuilt after building lighting for lighting scenarios

Rendering - Oct 31, 2016

BSPs display as unbuilt lighting interactions after building lighting for lighting scenarios. This occurs for BSPs that are not in a scenario as well as ones that are in a sublevel marked as a light ...

Changing the Level Streaming method will remove Levels from folders they were placed in

Tools - Jun 12, 2018

Changing the Level Streaming Method of a Level thats inside of a folder will remove it from the folder. Occasionally once all Levels have been removed from a folder, the folder will delete itself. ...

Editor grid zfighting with meshes

Rendering - Features Teams - Jun 15, 2018

The editors snap grid will zfight with flat surfaces of static meshes and BSPs. Found in 4.19 CL# 4033788, 4.20 preview CL# 4121666, 4.21 CL# 4131780 ...

Changes made to default values in a subobject nested within a subobject are not propagated to child Blueprints

Gameplay - Blueprint - Jul 6, 2018

When a Blueprint contains multiple layers of nested subobjects, any subobjects below the top-most layer do not have changes to their properties propagate to child Blueprints. See attached project (c ...

Can't call Load Stream Level in a Blueprint function

Gameplay - Jul 27, 2018

"Load Stream Level" can be called in the Event Graph of any Blueprint but it can't be called in a Blueprint Function or Function Library. This was reported in and tested in 4.19 (CL-4033788) and re ...

Blueprint Actor with instance editable variables that are named with brackets cannot have their default values duplicated

Gameplay - Oct 26, 2018

When copying a Blueprint actor, Variables with brackets in their names don't have their values copied. IE: Creating a vector variable named "MyVector[]" This behavior also replicates with round brac ...

Delay when attempting to input Korean characters using an IME with certain types of text boxes

Tools - Localization - Nov 8, 2018

A user has reported that inputting Korean into certain types of text boxes in the editor using an IME results in delayed input. The user reports that this occurs with SMultiLineEditableTextBox in th ...