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Use boost::hash_combine and std::unordered_map for ID support handler

This commit is contained in:
Giles Bathgate 2021-02-11 18:29:44 +00:00
parent 0f751faa24
commit 393b49f96d
1 changed files with 6 additions and 5 deletions
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11
Nef_3/include/CGAL/Nef_3/ID_support_handler.h
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@ -18,7 +18,8 @@
#include <CGAL/Nef_S2/ID_support_handler.h>
#include <CGAL/Nef_3/SNC_indexed_items.h>
#include <CGAL/Unique_hash_map.h>
#include <boost/container_hash/hash.hpp>
#include <unordered_map>
#include <map>
#undef CGAL_NEF_DEBUG
@ -48,13 +49,13 @@ class ID_support_handler<SNC_indexed_items, Decorator> {
struct Handle_pair_hash_function {
std::size_t operator() (const Halffacet_pair& p) const {
std::size_t hash = 53;
hash = 97 * hash + Handle_hash_function()(p.f1);
hash = 97 * hash + Handle_hash_function()(p.f2);
std::size_t hash = 0;
boost::hash_combine(hash,Handle_hash_function()(p.f1));
boost::hash_combine(hash,Handle_hash_function()(p.f2));
return hash;
}
};
CGAL::Unique_hash_map<Halffacet_pair, int, Handle_pair_hash_function> f2m;
std::unordered_map<Halffacet_pair, int, Handle_pair_hash_function> f2m;
std::map<int, int> hash;
public: