CGAL 6.1 - 3D Surface Subdivision Methods

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Subdivision_method_3/Linear_subdivision.cpp
#include <CGAL/Simple_cartesian.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h>
#include <CGAL/subdivision_method_3.h>
#include <iostream>
#include <fstream>
typedef CGAL::Simple_cartesian<double> Kernel;
typedef CGAL::Surface_mesh<Kernel::Point_3> Surface_mesh;
namespace PMP = CGAL::Polygon_mesh_processing;
namespace params = CGAL::parameters;
int main(int argc, char* argv[]) {
const std::string filename = (argc > 1) ? argv[1] : CGAL::data_file_path("meshes/quad.off");
const unsigned int iter = (argc > 2) ? std::stoi(argv[2]) : 3;
Surface_mesh mesh;
if(!PMP::IO::read_polygon_mesh(filename, mesh))
{
std::cerr << "Invalid input." << std::endl;
return 1;
}
// Loop_subdivision can also be used for pure triangle meshes
CGAL::Subdivision_method_3::CatmullClark_subdivision(mesh, params::number_of_iterations(iter)
.do_not_modify_geometry(true));
std::ofstream out("out.off");
out << mesh;
return 0;
}
CGAL::Polygon_mesh_processing
CGAL::Surface_mesh
CGAL::Subdivision_method_3::CatmullClark_subdivision
void CatmullClark_subdivision(PolygonMesh &pmesh, const NamedParameters &np=parameters::default_values())
applies Catmull-Clark subdivision several times on the control mesh pmesh.
Definition: subdivision_methods_3.h:132
CGAL::parameters
Kernel
CGAL::Simple_cartesian
subdivision_method_3.h
Convenience header file including the headers for all the free functions of this package.