libMesh::hash Struct Reference

#include <hashing.h>

Public Member Functions
template<typename T1 , typename T2 >
std::size_t	operator() (const std::pair< T1, T2 > &x) const
template<typename T , std::size_t N>
std::size_t	operator() (const std::array< T, N > &x) const

Detailed Description

Definition at line 44 of file hashing.h.

Member Function Documentation

operator()() [1/2]

template<typename T , std::size_t N>

std::size_t libMesh::hash::operator() ( const std::array< T, N > &  x ) const

inline

Definition at line 59 of file hashing.h.

  {
    // Hopefully argument-based lookup lets us recurse with this
    using std::hash;
 
    std::size_t returnval = 0;
    for (std::size_t i = 0; i != N; ++i)
      boostcopy::hash_combine(returnval, x[i]);
 
    return returnval;
  }

References libMesh::boostcopy::hash_combine().

operator()() [2/2]

template<typename T1 , typename T2 >

std::size_t libMesh::hash::operator() ( const std::pair< T1, T2 > &  x ) const

inline

Definition at line 47 of file hashing.h.

  {
    // Hopefully argument-based lookup lets us recurse with this
    using std::hash;
 
    std::size_t returnval = hash<T1>()(x.first);
    boostcopy::hash_combine(returnval, x.second);
 
    return returnval;
  }

References libMesh::boostcopy::hash_combine().

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The documentation for this struct was generated from the following file:

• include/utils/hashing.h