Multires: models from 2.79 have glitches in 2.80 #60262

Closed
opened 2019-01-07 10:52:23 +01:00 by Filipe Aguiar · 7 comments

System Information
Operating system: windows 10 pro
Graphics card:and rx580

Blender Version
Broken:2.79b to 2.80.0 git925380050d0 windows 64
(example: 2.79b release)
(example: 2.80, edbf15d3c0, blender2.8, 2018-11-28, as found on the splash screen)
Worked: (optional)

Short description of error
After sculpting my model in 2.79, I opened it on 2.8 and some weird lines appeared. The only modifier used is multires 8 subdivisions.Scult error 2.79 to 2.8.PNG

Statue extraterrestre.blend
Exact steps for others to reproduce the error
Based on the default startup or an attached .blend file (as simple as possible).

**System Information** Operating system: windows 10 pro Graphics card:and rx580 **Blender Version** Broken:2.79b to 2.80.0 git925380050d0 windows 64 (example: 2.79b release) (example: 2.80, edbf15d3c044, blender2.8, 2018-11-28, as found on the splash screen) Worked: (optional) **Short description of error** After sculpting my model in 2.79, I opened it on 2.8 and some weird lines appeared. The only modifier used is multires 8 subdivisions.![Scult error 2.79 to 2.8.PNG](https://archive.blender.org/developer/F6208118/Scult_error_2.79_to_2.8.PNG) [Statue extraterrestre.blend](https://archive.blender.org/developer/F6208131/Statue_extraterrestre.blend) **Exact steps for others to reproduce the error** Based on the default startup or an attached .blend file (as simple as possible).
Author

Added subscriber: @mrfla14

Added subscriber: @mrfla14
Member

Added subscribers: @Sergey, @JacquesLucke

Added subscribers: @Sergey, @JacquesLucke
Member

Don't know if this is a bug in the current code or an incompatibility between an old and new algorithm. Do you know what could cause this, @Sergey?

@mrfla14 Can you reproduce this in another smaller file?

Don't know if this is a bug in the current code or an incompatibility between an old and new algorithm. Do you know what could cause this, @Sergey? @mrfla14 Can you reproduce this in another smaller file?
Author

I can try with other files. Gimme some time.

I can try with other files. Gimme some time.
Author

Sculpt error test reproduction.PNG

Test.blend

Yes, it can easily be reproduced with even lower subdivisions on the multires.

![Sculpt error test reproduction.PNG](https://archive.blender.org/developer/F6221605/Sculpt_error_test_reproduction.PNG) [Test.blend](https://archive.blender.org/developer/F6221615/Test.blend) Yes, it can easily be reproduced with even lower subdivisions on the multires.
Brecht Van Lommel changed title from sculpted model glitch from 2.79 to 2.8 to Multires: models from 2.79 have glitches in 2.80 2019-05-29 14:37:53 +02:00

Added subscriber: @ebarranco

Added subscriber: @ebarranco
Member

Closed as duplicate of studio/blender-studio#58473

Closed as duplicate of studio/blender-studio#58473
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Reference: blender/blender#60262
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