CGAL 6.2 - 2D Periodic Triangulations

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Periodic_2_triangulation_2/p2t2_info_insert_with_pair_iterator_2.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Periodic_2_Delaunay_triangulation_2.h>
#include <CGAL/Periodic_2_Delaunay_triangulation_traits_2.h>
#include <CGAL/Periodic_2_triangulation_face_base_2.h>
#include <CGAL/Periodic_2_triangulation_vertex_base_2.h>
#include <CGAL/Triangulation_vertex_base_with_info_2.h>
#include <iostream>
#include <vector>
typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
typedef CGAL::Periodic_2_Delaunay_triangulation_traits_2<K> Gt;
typedef CGAL::Periodic_2_triangulation_vertex_base_2<Gt> Vbb;
typedef CGAL::Triangulation_vertex_base_with_info_2<unsigned, Gt, Vbb> Vb;
typedef CGAL::Periodic_2_triangulation_face_base_2<Gt> Fb;
typedef CGAL::Triangulation_data_structure_2<Vb, Fb> Tds;
typedef CGAL::Periodic_2_Delaunay_triangulation_2<Gt, Tds> Delaunay;
typedef Delaunay::Point Point;
int main()
{
std::vector< std::pair<Point, unsigned> > points;
points.push_back( std::make_pair(Point(0.0, 0.0), 0) );
points.push_back( std::make_pair(Point(0.1, 0.0), 1) );
points.push_back( std::make_pair(Point(0.0, 0.1), 2) );
points.push_back( std::make_pair(Point(0.1, 0.4), 3) );
points.push_back( std::make_pair(Point(0.2, 0.2), 4) );
points.push_back( std::make_pair(Point(0.4, 0.0), 5) );
Delaunay T;
T.insert( points.begin(), points.end() );
// check that the info was correctly set.
Delaunay::Finite_vertices_iterator vit;
for (vit = T.finite_vertices_begin(); vit != T.finite_vertices_end(); ++vit)
{
if( points[ vit->info() ].first != vit->point() )
{
std::cerr << "Error different info" << std::endl;
exit(EXIT_FAILURE);
}
}
std::cout << "OK" << std::endl;
return 0;
}
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Periodic_2_Delaunay_triangulation_2
The class Periodic_2_Delaunay_triangulation_2 represents a Delaunay triangulation in two-dimensional ...
Definition: Periodic_2_Delaunay_triangulation_2.h:52
CGAL::Periodic_2_Delaunay_triangulation_2::push_back
Vertex_handle push_back(const Point &p)
Equivalent to insert(p).
CGAL::Periodic_2_Delaunay_triangulation_traits_2
The class Periodic_2_Delaunay_triangulation_traits_2is designed as a default traits class for the cla...
Definition: Periodic_2_Delaunay_triangulation_traits_2.h:29
CGAL::Periodic_2_triangulation_face_base_2
The class Periodic_2_triangulation_face_base_2 is a model of the concept Periodic_2TriangulationFaceB...
Definition: Periodic_2_triangulation_face_base_2.h:40
CGAL::Periodic_2_triangulation_vertex_base_2
The class Periodic_2_triangulation_vertex_base_2 is a model of the concept Periodic_2TriangulationVer...
Definition: Periodic_2_triangulation_vertex_base_2.h:31
CGAL::Triangulation_data_structure_2
CGAL::Triangulation_vertex_base_with_info_2