CGAL 6.1 - Polygon Mesh Processing

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Polygon_mesh_processing/tangential_relaxation_example.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/Polygon_mesh_processing/tangential_relaxation.h>
#include <CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h>
#include <fstream>
typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
typedef CGAL::Surface_mesh<K::Point_3> Mesh;
namespace PMP = CGAL::Polygon_mesh_processing;
int main(int argc, char* argv[])
{
const std::string filename = (argc > 1) ? argv[1] : CGAL::data_file_path("meshes/pig.off");
Mesh mesh;
if(!PMP::IO::read_polygon_mesh(filename, mesh) || !CGAL::is_triangle_mesh(mesh))
{
std::cerr << "Invalid input." << std::endl;
return 1;
}
unsigned int nb_iter = (argc > 2) ? std::stoi(std::string(argv[2])) : 10;
std::cout << "Relax...";
PMP::tangential_relaxation(mesh, CGAL::parameters::number_of_iterations(nb_iter));
std::cout << "done." << std::endl;
return 0;
}
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Surface_mesh
CGAL::is_triangle_mesh
bool is_triangle_mesh(const FaceGraph &g)