Unreal Engine Issues

UE-249686

Changing the “DistanceField Trace Distance” requires rebuilding the lightmaps

Changing the “DistanceField Trace Distance” requires rebuilding the lightmaps

Description

Changing the “DistanceField Trace Distance” requires rebuilding the lightmaps even though the valu never affect light baking process in Lightmass.

Steps to Reproduce
  1. Preapare a map having a directional light and baked lightmaps 
  2. Turn on "Distance Field Shadows" in the directional light setting
  3. Change the value of DistanceField Trace Distance in the directional light setting
  4. You can see the lightmaps are set to dirty, indicating that they need to be rebuilt.

Have Comments or More Details?

There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-249686 in the post.

0
Login to Vote
Backlogged
ComponentUE - Graphics Features
Affects Versions5.5
CreatedFeb 18, 2025
UpdatedMar 3, 2025
View Jira Issue