CGAL 6.1 - Polygon Mesh Processing

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Polygon_mesh_processing/polyhedral_envelope.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Polyhedral_envelope.h>
#include <CGAL/Surface_mesh.h>
#include <iostream>
#include <fstream>
int main(int argc, char* argv[])
{
typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
typedef Kernel::Point_3 Point_3;
typedef CGAL::Surface_mesh<Point_3> Mesh;
typedef boost::graph_traits<Mesh>::vertex_descriptor vertex_descriptor;
typedef CGAL::Polyhedral_envelope<Kernel> Envelope;
std::ifstream in((argc>1) ? argv[1] : CGAL::data_file_path("meshes/blobby.off"));
Mesh tmesh;
in >> tmesh;
double eps = (argc>2) ? std::stod(std::string(argv[2])) : 0.2;
Envelope envelope(tmesh, eps);
int i = (argc>3) ? std::stoi(std::string(argv[3])) : 0;
int j = (argc>4) ? std::stoi(std::string(argv[4])) : 100;
int k = (argc>5) ? std::stoi(std::string(argv[5])) : 200;
if(envelope(tmesh.point(vertex_descriptor(i)),
tmesh.point(vertex_descriptor(j)),
tmesh.point(vertex_descriptor(k)))){
std::cout << "inside polyhedral envelope" << std::endl;
}
return 0;
}
CGAL::Exact_predicates_inexact_constructions_kernel
CGAL::Surface_mesh
Kernel::Point_3
Kernel
CGAL::Polyhedral_envelope
This class can be used to check if a query point, segment, or triangle is inside or outside a polyhed...
Definition: Polyhedral_envelope.h:105