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make is_selected(edge) a lot simpler than its naive version

This commit is contained in:
Jane Tournois 2020-12-18 11:19:35 +01:00
parent 0fdfebd57f
commit b1f3dfaeba
1 changed files with 12 additions and 2 deletions
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14
Tetrahedral_remeshing/include/CGAL/Tetrahedral_remeshing/internal/tetrahedral_remeshing_helpers.h
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@ -602,6 +602,7 @@ bool is_outside(const typename C3t3::Edge & edge,
return true; //all incident cells are outside or infinite
}
// is `v` part of the selection of cells that should be remeshed?
template<typename C3t3, typename CellSelector>
bool is_selected(const typename C3t3::Vertex_handle v,
const C3t3& c3t3,
@ -650,13 +651,22 @@ bool is_internal(const typename C3t3::Edge& edge,
return true;
}
// is `e` part of the selection of cells that should be remeshed?
template<typename C3T3, typename CellSelector>
bool is_selected(const typename C3T3::Triangulation::Edge& e,
const C3T3& c3t3,
CellSelector cell_selector)
{
return is_boundary(c3t3, e, cell_selector)
|| is_internal(e, c3t3, cell_selector);
typedef typename C3T3::Triangulation::Cell_circulator Cell_circulator;
Cell_circulator circ = c3t3.triangulation().incident_cells(e);
Cell_circulator done = circ;
do
{
if (cell_selector(circ))
return true;
} while (++circ != done);
return false;
}
template<typename Gt>