CGAL 6.1.2 - Advancing Front Surface Reconstruction: Advancing_front_surface_reconstruction/reconstruction_surface_mesh.cpp

CGAL 6.1.2 - Advancing Front Surface Reconstruction

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Advancing_front_surface_reconstruction/reconstruction_surface_mesh.cpp
#include <iostream>
#include <fstream>
#include <algorithm>
#include <array>
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Advancing_front_surface_reconstruction.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/disable_warnings.h>
typedef std::array<std::size_t,3> Facet;
typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
typedef Kernel::Point_3 Point_3;
typedef CGAL::Surface_mesh<Point_3> Mesh;
struct Construct{
Mesh& mesh;
template < typename PointIterator>
Construct(Mesh& mesh,PointIterator b, PointIterator e)
: mesh(mesh)
{
for(; b!=e; ++b){
boost::graph_traits<Mesh>::vertex_descriptor v;
v = add_vertex(mesh);
mesh.point(v) = *b;
}
}
Construct& operator=(const Facet f)
{
typedef boost::graph_traits<Mesh>::vertex_descriptor vertex_descriptor;
typedef boost::graph_traits<Mesh>::vertices_size_type size_type;
mesh.add_face(vertex_descriptor(static_cast<size_type>(f[0])),
vertex_descriptor(static_cast<size_type>(f[1])),
vertex_descriptor(static_cast<size_type>(f[2])));
return *this;
}
Construct&
operator*() { return *this; }
Construct&
operator++() { return *this; }
Construct
operator++(int) { return *this; }
};
int main(int argc, char* argv[])
{
std::ifstream in((argc>1)?argv[1]:CGAL::data_file_path("points_3/half.xyz"));
std::vector<Point_3> points;
Mesh m;
std::copy(std::istream_iterator<Point_3>(in),
std::istream_iterator<Point_3>(),
std::back_inserter(points));
Construct construct(m,points.begin(),points.end());
CGAL::advancing_front_surface_reconstruction(points.begin(),
points.end(),
construct);
std::cout << m << std::endl;
return 0;
}
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Surface_mesh
Kernel::Point_3
operator*
Vector_2< Kernel > operator*(const Vector_2< Kernel > &v, const Kernel::RT &s)
CGAL::advancing_front_surface_reconstruction
IndicesOutputIterator advancing_front_surface_reconstruction(PointInputIterator b, PointInputIterator e, IndicesOutputIterator out, double radius_ratio_bound=5, double beta=0.52)
For a sequence of points computes a sequence of index triples describing the faces of the reconstruct...
Definition: Advancing_front_surface_reconstruction.h:2531
Kernel