Only enforce origindex to NONE for a generated geometry. For the rest of geometry rely on CustomData_copy() to set it to the proper value. This will ensure origindex is set correct for cases when there is an array modifier prior to subsurf.
Only enforce origindex to NONE for a generated geometry. For the rest of geometry rely on CustomData_copy() to set it to the proper value. This will ensure origindex is set correct for cases when there is an array modifier prior to subsurf.