| subshell |
| List of: | Glossary Items | |
| Subjects: | Model Topology | |
| Contents: | Glossary | |
| ACIS can group shells into a hierarchy of shells, subshells, subshells of subshells, and/or faces. By computing and testing boxes that enclose subshells, ACIS can avoid accessing details of subshells and their descendent subshells and faces that are not needed. | |||||