Color Painting unbearable slow on MacOS #1

New Issue

MrUnknownDE · 2026-04-05T16:18:06+02:00

MrUnknownDE commented

2026-04-05 16:18:06 +02:00

Originally created by @0verEngineer on 4/5/2026

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.1

Operating System (OS)

macOS

OS Version

15.7.4

Additional system information

No response

Printer

Bamubu Lab P1S

How to reproduce

Use color painting on a model that is a little bit more complex

Actual results

It is unbearable slow and hangs

Expected results

It should work without hanging so much that it is not usable.

Project file & Debug log uploads

.

Checklist of files to include

Log file
Project file

Anything else?

No response

*Originally created by @0verEngineer on 4/5/2026* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.1 ### Operating System (OS) macOS ### OS Version 15.7.4 ### Additional system information _No response_ ### Printer Bamubu Lab P1S ### How to reproduce Use color painting on a model that is a little bit more complex ### Actual results It is unbearable slow and hangs ### Expected results It should work without hanging so much that it is not usable. ### Project file & Debug log uploads . ### Checklist of files to include - [ ] Log file - [ ] Project file ### Anything else? _No response_

MrUnknownDE added the bug label 2026-04-05 16:18:06 +02:00

MrUnknownDE referenced this issue

2026-04-05 17:07:31 +02:00

Brim Enhancement Methods #1261

MrUnknownDE referenced this issue

2026-04-05 17:16:23 +02:00

Multimaterial "no sparse layers" will make tool collide printed parts when tool change #1305

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