MEdgeHash.h

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// Gmsh - Copyright (C) 1997-2022 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file in the Gmsh root directory for license information.
// Please report all issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
 
#ifndef MEDGE_HASH_H
#define MEDGE_HASH_H
 
#include "MEdge.h"
#include "Hash.h"
 
struct MEdgeHash : public std::unary_function<MEdge, size_t> {
  size_t operator()(const MEdge &e) const
  {
    size_t v[2] = {e.getMinVertex()->getNum(), e.getMaxVertex()->getNum()};
    return HashFNV1a<sizeof(size_t[2])>::eval(v);
  }
};
 
#endif