This PR fixes the ternary operation to avoid indexing into a cleared `BitGroupVector`when trying to create an `IndexMask` for a mesh with no hidden elements. Pull Request: https://projects.blender.org/blender/blender/pulls/121461
This PR fixes the ternary operation to avoid indexing into a cleared `BitGroupVector`when trying to create an `IndexMask` for a mesh with no hidden elements. Pull Request: https://projects.blender.org/blender/blender/pulls/121461