CGAL 5.6.3 - 2D Triangulations

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Triangulation_2/info_insert_with_zip_iterator_2.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Delaunay_triangulation_2.h>
#include <CGAL/Triangulation_vertex_base_with_info_2.h>
#include <boost/iterator/zip_iterator.hpp>
#include <vector>
typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
typedef CGAL::Triangulation_vertex_base_with_info_2<unsigned, K> Vb;
typedef CGAL::Triangulation_data_structure_2<Vb> Tds;
typedef CGAL::Delaunay_triangulation_2<K, Tds> Delaunay;
typedef Delaunay::Point Point;
typedef Delaunay::Vertex_handle Vertex_handle;
int main()
{
std::vector<unsigned> indices;
indices.push_back(0);
indices.push_back(1);
indices.push_back(2);
indices.push_back(3);
indices.push_back(4);
indices.push_back(5);
std::vector<Point> points;
points.push_back(Point(0,0));
points.push_back(Point(1,0));
points.push_back(Point(0,1));
points.push_back(Point(1,47));
points.push_back(Point(2,2));
points.push_back(Point(-1,0));
Delaunay T;
T.insert( boost::make_zip_iterator(boost::make_tuple( points.begin(),indices.begin() )),
boost::make_zip_iterator(boost::make_tuple( points.end(),indices.end() ) ) );
// check that the info was correctly set.
for (Vertex_handle v : T.finite_vertex_handles())
if( points[ v->info() ] != v->point() ){
std::cerr << "Error different info" << std::endl;
exit(EXIT_FAILURE);
}
return 0;
}
CGAL::Delaunay_triangulation_2
The class Delaunay_triangulation_2 is designed to represent the Delaunay triangulation of a set of po...
Definition: Delaunay_triangulation_2.h:80
CGAL::Delaunay_triangulation_2::push_back
Vertex_handle push_back(const Point &p)
equivalent to insert(p).
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Triangulation_data_structure_2
CGAL::Triangulation_vertex_base_with_info_2
The class Triangulation_vertex_base_with_info_2 is designed to be used as a base vertex class of a tr...
Definition: Triangulation_vertex_base_with_info_2.h:36