Bedge_list
Bface_list::get_edges() const
{
// Extract a list of the edges found in the given faces.
// Get clean slate
clear_edge_flags();
// Put edges into output array uniquely:
Bedge_list ret(size()*2); // pre-allocate plenty
for (Bface_list::size_type i=0; i<size(); i++) {
for (int j=1; j<4; j++) {
Bedge* e = at(i)->e(j);
if (e->flag() == 0) {
e->set_flag(1);
ret.push_back(e);
}
}
}
return ret;
}
