def shared_faces(self, other, as_compound=False):
"""
Get shared faces between this shape and the other.
:param afem.topology.entities.Shape other: The other shape.
:param bool as_compound: Option to return shared shapes as a single
compound.
:return: Shared faces.
:rtype: list(afem.topology.entities.Face) or
afem.topology.entities.Compound
"""
this_map = TopTools_IndexedMapOfShape()
TopExp.MapShapes_(self.object, Shape.FACE, this_map)
if this_map.Extent() == 0:
return []
other_map = TopTools_IndexedMapOfShape()
TopExp.MapShapes_(other.object, Shape.FACE, other_map)
if other_map.Extent() == 0:
return []
faces = []
for i in range(1, this_map.Size() + 1):
f1 = this_map.FindKey(i)
if other_map.Contains(f1):
faces.append(Shape.wrap(f1))
if as_compound:
return Compound.by_shapes(faces)
return faces
def num_faces(self):
"""
:return: The number of faces in the shape.
:rtype: int
"""
map_ = TopTools_IndexedMapOfShape()
TopExp.MapShapes_(self.object, Shape.FACE, map_)
return map_.Extent()