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cgal
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This commit is contained in:
Philipp Möller 2016-02-03 15:42:38 +01:00 committed by Jane Tournois
parent 2b98567b2b
commit 03192c13e8
1 changed files with 10 additions and 13 deletions
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23
BGL/examples/BGL_polyhedron_3/copy_polyhedron.cpp
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@ -34,8 +34,7 @@ typedef Kernel::Point_3 Point;
typedef CGAL::Polyhedron_3<Kernel> Source;
typedef boost::graph_traits<Source>::vertex_descriptor sm_vertex_descriptor;
typedef boost::graph_traits<Source>::halfedge_descriptor sm_halfedge_descriptor;
typedef CGAL::Surface_mesh<Point> Target1;
typedef boost::graph_traits<Source>::face_descriptor sm_face_descriptor;
int main(int argc, char* argv[])
{
@ -44,15 +43,10 @@ int main(int argc, char* argv[])
std::ifstream in((argc>1)?argv[1]:"cube.off");
in >> S;
typedef CGAL::Surface_mesh<Point> Target1;
Target1 T1;
{
typedef boost::graph_traits<Target1>::vertex_descriptor tm_vertex_descriptor;
typedef boost::graph_traits<Target1>::halfedge_descriptor tm_halfedge_descriptor;
boost::unordered_map<sm_vertex_descriptor, tm_vertex_descriptor> v2v;
boost::unordered_map<sm_halfedge_descriptor, tm_halfedge_descriptor> h2h;
CGAL::copy_face_graph(S, T1, std::inserter(v2v, v2v.end()), std::inserter(h2h, h2h.end()));
CGAL::copy_face_graph(S, T1);
std::ofstream out("sm.off");
out << T1;
}
@ -61,15 +55,18 @@ int main(int argc, char* argv[])
typedef OpenMesh::PolyMesh_ArrayKernelT</* MyTraits*/> Target2;
Target2 T2;
{
typedef OpenMesh::PolyMesh_ArrayKernelT</* MyTraits*/> Target2;
typedef boost::graph_traits<Target2>::vertex_descriptor tm_vertex_descriptor;
typedef boost::graph_traits<Target2>::halfedge_descriptor tm_halfedge_descriptor;
typedef boost::graph_traits<Target2>::face_descriptor tm_face_descriptor;
boost::unordered_map<sm_vertex_descriptor, tm_vertex_descriptor> v2v;
// Use an unordered_map to keep track of elements.
boost::unordered_map<sm_vertex_descriptor, tm_vertex_descriptor> v2v;
boost::unordered_map<sm_halfedge_descriptor, tm_halfedge_descriptor> h2h;
boost::unordered_map<sm_face_descriptor, tm_face_descriptor> f2f;
CGAL::copy_face_graph(S, T2, std::inserter(v2v, v2v.end()), std::inserter(h2h, h2h.end()));
CGAL::copy_face_graph(S, T2, std::inserter(v2v, v2v.end()),
std::inserter(h2h, h2h.end()),
std::inserter(f2f, f2f.end()));
OpenMesh::IO::write_mesh(T2, "om.off");
}
#endif