NavigationTokenHash.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
 
/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
#ifndef NAVIGATION_NAVIGATIONTOKENHASH_H
#define NAVIGATION_NAVIGATIONTOKENHASH_H
 
 
#include <functional>
 
 
inline
std::size_t navigationHash (const void* p)
{
  return std::hash<const void*>() (p);
}
 
 
template <typename CHILD>
struct NavigationTokenHash
{
  std::size_t operator() (const CHILD* p) const
  {
    return navigationHash (p);
  }
};
 
 
 
#endif // not NAVIGATION_NAVIGATIONTOKENHASH_H