occurrences (OccurrenceList) : Occurrences of components to process makeOrientable (Boolean) [optional] : Crack moebius strips to make the model orientable useOnlyVisibilityInformation (Boolean) [optional] : Use only visibility information if available propagateOrientation (Boolean) [optional] : If True, try to propagate the orientation between connected polygons, else process each polygons independently (in this case, only use visibility information)