Description

When you have a negative start and end Scale for a spline mesh the resulting lightmap that gets baked for the mesh will be incorrect.

Steps to Reproduce
  1. Open attached project
  2. Open the BP asset named "spline"
  3. Change the Start and End Scale (x,y) to (-1,-1)
  4. Bake Lighting

RESULT
The baked lighting is incorrect on the mesh.

EXPECTED
The baked lighting has correct shadowing for negative scale.

Have Comments or More Details?

There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-44342 in the post.

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Won't Fix
ComponentTools
Affects Versions4.14.34.15.1
CreatedApr 25, 2017
ResolvedAug 18, 2021
UpdatedAug 18, 2021
View Jira Issue