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Add specializations for the OM handle classes

This commit is contained in:
Andreas Fabri 2016-06-08 10:42:45 +02:00
parent d84be563f8
commit 4c78fb44bc
2 changed files with 59 additions and 14 deletions
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3
BGL/examples/BGL_polyhedron_3/copy_polyhedron.cpp
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@ -16,11 +16,10 @@
#include <CGAL/boost/graph/copy_face_graph.h> #include <CGAL/boost/graph/copy_face_graph.h>
#include <boost/unordered_map.hpp>
#include <iostream> #include <iostream>
#include <fstream> #include <fstream>
#include <iterator> #include <iterator>
#include <boost/unordered_map.hpp>
typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel; typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;

70
STL_Extension/include/CGAL/hash_openmesh.h
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@ -20,11 +20,12 @@
#ifndef CGAL_HASH_OPENMESH_H #ifndef CGAL_HASH_OPENMESH_H
#define CGAL_HASH_OPENMESH_H #define CGAL_HASH_OPENMESH_H
#include <OpenMesh/Core/Mesh/Handles.hh>
#ifndef CGAL_DISABLE_HASH_OPENMESH #ifndef OM_HAS_HASH
#include <functional> #include <functional>
#include <OpenMesh/Core/Mesh/Handles.hh>
namespace OpenMesh { namespace OpenMesh {
inline std::size_t hash_value(const BaseHandle& h) { return h.idx(); } inline std::size_t hash_value(const BaseHandle& h) { return h.idx(); }
@ -40,16 +41,61 @@ namespace std {
#ifndef CGAL_CFG_NO_STD_HASH #ifndef CGAL_CFG_NO_STD_HASH
template <> template <>
struct hash<OpenMesh::BaseHandle > struct hash<OpenMesh::BaseHandle >
: public std::unary_function<OpenMesh::BaseHandle, std::size_t> : public std::unary_function<OpenMesh::BaseHandle, std::size_t>
{ {
std::size_t operator()(const OpenMesh::BaseHandle& h) const
{
return h.idx();
}
};
template <>
struct hash<OpenMesh::VertexHandle >
: public std::unary_function<OpenMesh::VertexHandle, std::size_t>
{
std::size_t operator()(const OpenMesh::VertexHandle& h) const
{
return h.idx();
}
};
template <>
struct hash<OpenMesh::HalfedgeHandle >
: public std::unary_function<OpenMesh::HalfedgeHandle, std::size_t>
{
std::size_t operator()(const OpenMesh::HalfedgeHandle& h) const
{
return h.idx();
}
};
template <>
struct hash<OpenMesh::EdgeHandle >
: public std::unary_function<OpenMesh::EdgeHandle, std::size_t>
{
std::size_t operator()(const OpenMesh::EdgeHandle& h) const
{
return h.idx();
}
};
template <>
struct hash<OpenMesh::FaceHandle >
: public std::unary_function<OpenMesh::FaceHandle, std::size_t>
{
std::size_t operator()(const OpenMesh::FaceHandle& h) const
{
return h.idx();
}
};
std::size_t operator()(const OpenMesh::BaseHandle& h) const
{
return h.idx();
}
};
#endif // CGAL_CFG_NO_STD_HASH #endif // CGAL_CFG_NO_STD_HASH
#if defined(BOOST_MSVC) #if defined(BOOST_MSVC)
@ -58,7 +104,7 @@ namespace std {
} // namespace std } // namespace std
#endif // CGAL_DISABLE_HASH_OPENMESH
#endif // OM_HAS_HASH
#endif // CGAL_HASH_OPENMESH_H #endif // CGAL_HASH_OPENMESH_H