UE 5.4.1 Plane and Box mesh boolean bug

ninja_c
Wed, 15 May 2024 02:35:57 +0000
Issues and Bug Reporting

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

Other

Summary

Plane and a Box mesh subtract operation results in a deformed mesh when the tool mesh (box) is not intersecting plane boundary.

Steps to Reproduce

Video: https://youtu.be/D2_7lmL72yo

1. Enable geometry script plugin

2. Create dynamic mesh actor

3. In the construction script:
3.1. Append rectangle to dynamic mesh component
3.2. Allocate compute mesh
3.3. Append box to compute mesh
3.4. Apply mesh boolean operation

4. Inspect mesh

Expected Result

The expectation is that there are no mesh vertices inside the carved region and light passes through it.

Observed Result

The mesh is deformed and contains vertices inside the carved region.

Platform(s)

Linux

3 posts - 2 participants