CGAL 6.1.1 - Polygon Mesh Processing

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Polygon_mesh_processing/sample_example.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h>
#include <CGAL/Point_set_3.h>
#include <iostream>
#include <string>
#include <vector>
typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
typedef K::Point_3 Point;
typedef CGAL::Point_set_3<Point> Point_set;
typedef CGAL::Surface_mesh<Point> Mesh;
typedef boost::graph_traits<Mesh>::vertex_descriptor vertex_descriptor;
typedef boost::graph_traits<Mesh>::face_descriptor face_descriptor;
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/eight.off");
Mesh mesh;
if(!PMP::IO::read_polygon_mesh(filename, mesh))
{
std::cerr << "Invalid input." << std::endl;
return 1;
}
const int points_per_face = (argc > 2) ? std::stoi(argv[2]) : 10;
std::vector<Point> points;
PMP::sample_triangle_mesh(mesh,
std::back_inserter(points),
CGAL::parameters::number_of_points_per_face(points_per_face));
Point_set point_set;
PMP::sample_triangle_mesh(mesh,
point_set.point_back_inserter());
std::cout << point_set.number_of_points() << std::endl;
return 0;
}
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Surface_mesh