Print at Dec 20, 2025, 10:28:45 PM

Posted by Puybaret at Jun 6, 2024, 10:19:16 AM
Re: A dash [-] in material names is invalid
MTL specifications specify that a .mtl file is at ASCII format (which don't include accentuated and non latin letters), so I would even say "stick to non accentuated letters A to Z, digits 0 to 9 and underscores".
I think I didn't accept dashes because the OBJ specifications accepted only letters and numbers for group names.
Maybe I was too severe and I should accept dashes too?
Anyway, note that from version 4.0, it's possible to use spaces in material names.
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Emmanuel Puybaret, Sweet Home 3D creator