VolMesh3gs.halfface_adjacent_halfface
- VolMesh3gs.halfface_adjacent_halfface(halfface, halfedge)
 Return the halfface adjacent to the halfface across the halfedge.
- Parameters
 halfface (int) – The identifier of the halfface.
halfedge (tuple of int) – The identifier of the halfedge.
- Returns
 int or None – The identifier of the halfface.
Notes
The adjacent face belongs a to one of the cell neighbors over faces of the initial cell. A face and its adjacent face share two common vertices.