In `lineart_geometry_check_visible` it could recieve a valid mesh without any vertices, this causes `bounds` below to be invalid. Now return early if encountered such situation. Pull Request: https://projects.blender.org/blender/blender/pulls/136819
In `lineart_geometry_check_visible` it could recieve a valid mesh without any vertices, this causes `bounds` below to be invalid. Now return early if encountered such situation. Pull Request: https://projects.blender.org/blender/blender/pulls/136819