Model has black squares with or without grain and with different lightning
What can be cause of that?
Also on macs and some laptops - there are no lightning applying on a model, may it be a problem with textures or something?
That’s hard to tell without a repro.
Also, could you test it with another viewer (like https://gltf-viewer.donmccurdy.com/) and see how it goes?
Thanks for the repro. This PR will fix the problem:
Thank you so much, very grateful for getting this in firstname.lastname@example.org