CGAL 5.5 - 2D Triangulations
Triangulation_2/copy_triangulation_2.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/Delaunay_triangulation_2.h>
#include <CGAL/point_generators_2.h>
#include <cassert>
struct Convert_vertex{
mutable bool first_vertex;
Convert_vertex():first_vertex(true) {}
DT2_epec::Vertex operator()(const DT2_epic::Vertex&) const { return DT2_epec::Vertex(); }
void operator()(const DT2_epic::Vertex& src,DT2_epec::Vertex& tgt) const
{
if (!first_vertex)
tgt.point() = Converter()( src.point() );
else
first_vertex=false;
}
};
struct Convert_face{
DT2_epec::Face operator()(const DT2_epic::Face&) const { return DT2_epec::Face(); }
void operator()(const DT2_epic::Face&,DT2_epec::Face&) const {}
};
int main()
{
std::vector< EPIC::Point_2> points;
CGAL::Random_points_in_disc_2<EPIC::Point_2,Creator> g(1.0);
std::copy_n( g, 600, std::back_inserter(points) );
DT2_epic dt2_epic;
dt2_epic.insert(points.begin(), points.end());
DT2_epec dt2_epec;
dt2_epec.set_infinite_vertex(
dt2_epec.tds().copy_tds( dt2_epic.tds(),dt2_epic.infinite_vertex(), Convert_vertex(), Convert_face() ) );
assert( dt2_epec.is_valid() );
}
CGAL 5.5 - 2D Triangulations
Triangulation_2/copy_triangulation_2.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/Delaunay_triangulation_2.h>
#include <CGAL/point_generators_2.h>
#include <cassert>
struct Convert_vertex{
mutable bool first_vertex;
Convert_vertex():first_vertex(true) {}
DT2_epec::Vertex operator()(const DT2_epic::Vertex&) const { return DT2_epec::Vertex(); }
void operator()(const DT2_epic::Vertex& src,DT2_epec::Vertex& tgt) const
{
if (!first_vertex)
tgt.point() = Converter()( src.point() );
else
first_vertex=false;
}
};
struct Convert_face{
DT2_epec::Face operator()(const DT2_epic::Face&) const { return DT2_epec::Face(); }
void operator()(const DT2_epic::Face&,DT2_epec::Face&) const {}
};
int main()
{
std::vector< EPIC::Point_2> points;
CGAL::Random_points_in_disc_2<EPIC::Point_2,Creator> g(1.0);
std::copy_n( g, 600, std::back_inserter(points) );
DT2_epic dt2_epic;
dt2_epic.insert(points.begin(), points.end());
DT2_epec dt2_epec;
dt2_epec.set_infinite_vertex(
dt2_epec.tds().copy_tds( dt2_epic.tds(),dt2_epic.infinite_vertex(), Convert_vertex(), Convert_face() ) );
assert( dt2_epec.is_valid() );
}