cgal/Triangulation/applications/Triangulation/points_to_DT_to_off.cpp

43 lines
941 B
C++

#include <CGAL/Epick_d.h>
#include <CGAL/Delaunay_triangulation.h>
#include <CGAL/IO/Triangulation_off_ostream.h>
#include <fstream>
typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> K;
typedef CGAL::Delaunay_triangulation<K> DT;
void test(int dim)
{
std::stringstream input_filename;
input_filename << "data/points_" << dim << ".cin";
std::ifstream in(input_filename.str());
DT::Point p;
std::vector<DT::Point> points;
int dim_from_file;
in >> dim_from_file;
while(in >> p)
points.push_back(p);
// Build the Regular Triangulation
DT dt(dim_from_file);
dt.insert(points.begin(), points.end());
CGAL_assertion(dt.is_valid(true));
// Export
std::stringstream output_filename;
output_filename << "data/dt_dim" << dim << ".off";
std::ofstream off_stream(output_filename.str());
CGAL::export_triangulation_to_off(off_stream, dt);
}
int main()
{
//test(2);
//test(3);
test(10);
return 0;
}