\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)
CGAL 4.12.1 - 2D Periodic Triangulations
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/Triangulation_vertex_base_with_info_2.h>
#include <iostream>
#include <vector>
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() );
CGAL_assertion( T.number_of_vertices() == 6 );
// 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;
}