cgal/BGL/examples/BGL_OpenMesh/PolyMesh.cpp

58 lines
1.7 KiB
C++

#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <OpenMesh/Core/IO/MeshIO.hh>
#include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
#include <CGAL/boost/graph/graph_traits_PolyMesh_ArrayKernelT.h>
#include <CGAL/boost/graph/iterator.h>
#include <CGAL/boost/graph/Euler_operations.h>
#include <CGAL/IO/polygon_mesh_io.h>
#include <CGAL/mesh_segmentation.h>
#include <CGAL/property_map.h>
#include <iostream>
#include <fstream>
typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
typedef OpenMesh::PolyMesh_ArrayKernelT</* MyTraits*/> Mesh;
typedef boost::graph_traits<Mesh>::vertex_descriptor vertex_descriptor;
typedef boost::graph_traits<Mesh>::face_descriptor face_descriptor;
typedef boost::graph_traits<Mesh>::halfedge_descriptor halfedge_descriptor;
int main(int argc, char** argv )
{
Mesh mesh;
const std::string filename = (argc>1)?argv[1]:CGAL::data_file_path("meshes/in.off");
const char* outname= (argc>2)?argv[2]:"out.om";
CGAL::IO::read_polygon_mesh(filename, mesh);
mesh.request_vertex_status();
int i = 0;
for(auto v : vertices(mesh)){
mesh.status(v).set_selected((i%2) == 0);
++i;
}
OpenMesh::IO::write_mesh(mesh, outname, OpenMesh::IO::Options::Status);
Mesh mesh2;
OpenMesh::IO::Options options = OpenMesh::IO::Options::Status;
bool read = OpenMesh::IO::read_mesh(mesh2, outname, options);
std::cout << num_vertices(mesh2) << std::endl;
assert(read);
if(options.vertex_has_status()){
for(auto v : vertices(mesh2)){
std::cout << std::boolalpha << mesh2.status(v).selected() << std::endl;
}
}else{
std::cout << "no vertex status" << std::endl;
}
return 0;
}