CGAL 5.1.2 - CGAL and the Boost Graph Library
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#include <CGAL/Triangulation_face_base_with_id_2.h>
The class Triangulation_face_base_with_id_2
is a model of the concept TriangulationFaceBase_2
, the base face of a 2D-triangulation.
It provides an integer field that can be used to index faces for Bgl algorithms.
Note that the user is in charge of setting indices correctly before running a graph algorithm, by calling the function CGAL::set_triangulation_ids(Triangulation&)
.
TriangulationTraits_2 | is the geometric traits class and must be a model of TriangulationTraits_2 . |
TriangulationFaceBase_2 | must be a face base class from which Triangulation_face_base_with_id_2 derives. It has the default value Triangulation_face_base_2<TriangulationTraits_2> . |
CGAL::Triangulation_face_base_2
Access Functions | |
int | id () const |
Returns the index. | |
int & | id () |
Returns a reference to the index stored in the face. | |