FBXLoader: Improve transparency handling. #29544
Merged
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Fixed #29439.
Description
The PR changes the transparency handling and implements the approach from Blender:
https://github.com/sobotka/blender-addons/blob/7d80f2f97161fc8e353a657b179b9aa1f8e5280b/io_scene_fbx/import_fbx.py#L1444-L1459