Noticeable Difference In Temporal AA Sharpness From 4.12 To 4.13

UE - Graphics Features - Oct 17, 2016

There seems to be a noticeable difference with the temporal AA sharpness in 4.13. This was confirmed by setting Temporal Sample count and sharpness with the same settings in a 4.12 project. A side b ...

MakeArray wildcard node gives a compilation error when being used in a Blueprint Macro.

UE - Framework - Blueprint - Dec 19, 2024

There is an error with the SmartMacroInterface, where you can't use an empty wildcard "Make Array" node. This error makes the blueprint not compile and the macro unusable. Disabling the bUseSimpleWi ...

Cannot set array elements from an array that is contained within a struct

UE - Gameplay - Blueprint - Aug 26, 2015

Cannot set array elements from an array that is contained within a struct User Description: Setup: Array of structures "StructureA". In StructureA, array of integers/strings/whatever. Result: Can' ...

Unable to change/edit elements of Blueprint instances of Actor Component set UObject arrays

UE - Gameplay - Components - Nov 20, 2016

When an array of custom UObjects is defined in an actor component class, blueprint instances of the component class cannot update the array elements. Array elements only update inside the blueprint ...

Regression: Android Media Player Material - Plays on flipped normal

UE - Platform - Mobile - Jul 25, 2019

Media Player Texture/Material is playing on opposite mesh normal. Confirmed on Note 4, Pixel XL and Oculus Quest Did NOT reproduce with Vulkan. Video Material is white on 4.22 and 4.23 iOS ...

Audio in animation editor does not work properly

OLD - Anim - Apr 21, 2017

There are multiple issues with the code at present 1) The animation preview world listener is not updated. This can be solved with the following override on AnimationEditorViewportClient (Following ...

Favorites category in the Palette Panel of a Widget is no longer appearing

UE - Editor - UI Systems - UMG - May 26, 2023

This is not a regression tested in //UE5/Release-5.1 CL23901901 When Favoriting a Component from the Palette panel of a Widget the Favorites category appears then disappears. For the brief moment i ...

WorldCoordinate3Way produces Incorrect Axis Lerps

UE - Graphics Features - May 18, 2016

The Material Function WorldCoordinate3Way seems to incorrectly perform the Lerps from the axis contributions of the normals. An example is show here, with the left objects using the version that com ...

Foliage experiences odd culling when world origin is changed

UE - Graphics Features - Sep 13, 2017

There is an odd issue occurring when the world origin is changed, changing the world origin causes the foliage to cull in unexpectred ways. The issue can be solved by using the console command "r.Al ...

Sound Track in Matinee Ignoring Track Location and Playing Audio at Beginning of Sound Wave/Cue

Tools - Sep 22, 2015

When scrubbing the Matinee handle with a Sound Track added, no matter the location of the handle, the sound wave associated will play from the beginning of the audio file. Tested in 4.8.3 - 2634408 ...