cgal/Triangulation/applications/Triangulation/points_to_RT_to_off.cpp

42 lines
946 B
C++

#include <CGAL/Epick_d.h>
#include <CGAL/Regular_triangulation.h>
#include <CGAL/IO/Triangulation_off_ostream.h>
#include <fstream>
typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> K;
typedef CGAL::Regular_triangulation<K> RT;
void test(int dim)
{
std::stringstream input_filename;
input_filename << "data/points_" << dim << ".cin";
std::ifstream in(input_filename.str());
RT::Weighted_point wp;
std::vector<RT::Weighted_point> wpoints;
int dim_from_file;
in >> dim_from_file;
while(in >> wp)
wpoints.push_back(wp);
// Build the Regular Triangulation
RT rt(dim_from_file);
rt.insert(wpoints.begin(), wpoints.end());
CGAL_assertion(rt.is_valid(true));
// Export
std::stringstream output_filename;
output_filename << "data/rt_dim" << dim << ".off";
std::ofstream off_stream(output_filename.str());
CGAL::export_triangulation_to_off(off_stream, rt);
}
int main()
{
test(2);
test(3);
return 0;
}