CGAL 6.2 - 3D Surface Subdivision Methods

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Subdivision_method_3/Sqrt3_subdivision.cpp
#include <CGAL/Simple_cartesian.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/boost/graph/graph_traits_Surface_mesh.h>
#include <CGAL/subdivision_method_3.h>
#include <CGAL/Timer.h>
#include <boost/lexical_cast.hpp>
#include <iostream>
#include <fstream>
typedef CGAL::Simple_cartesian<double> Kernel;
typedef CGAL::Surface_mesh<Kernel::Point_3> PolygonMesh;
using namespace std;
using namespace CGAL;
namespace params = CGAL::parameters;
int main(int argc, char **argv) {
if (argc > 4) {
cerr << "Usage: Sqrt3_subdivision [d] [filename_in] [filename_out] \n";
cerr << " d -- the depth of the subdivision (default: 1) \n";
cerr << " filename_in -- the input mesh (.off) (default: data/quint_tris.off) \n";
cerr << " filename_out -- the output mesh (.off) (default: result.off)" << endl;
return 1;
}
int d = (argc > 1) ? boost::lexical_cast<int>(argv[1]) : 2;
const std::string in_file = (argc > 2) ? argv[2] : CGAL::data_file_path("meshes/quint_tris.off");
const char* out_file = (argc > 3) ? argv[3] : "result.off";
PolygonMesh pmesh;
std::ifstream in(in_file);
if(in.fail()) {
std::cerr << "Could not open input file " << in_file << std::endl;
return 1;
}
in >> pmesh;
Timer t;
t.start();
Subdivision_method_3::Sqrt3_subdivision(pmesh, params::number_of_iterations(d));
std::cerr << "Done (" << t.time() << " s)" << std::endl;
std::ofstream out(out_file);
out << pmesh;
return 0;
}
CGAL::Surface_mesh
CGAL
CGAL::parameters
Kernel
std
STL namespace.
CGAL::Simple_cartesian
subdivision_method_3.h
Convenience header file including the headers for all the free functions of this package.