Nektar::Utilities::HOSurfHash Struct Reference

#include <InputNek.h>

Inheritance diagram for Nektar::Utilities::HOSurfHash:

Collaboration diagram for Nektar::Utilities::HOSurfHash:

Public Member Functions
std::size_t	operator() (HOSurfSharedPtr const &p) const

Detailed Description

Hash class for high-order surfaces.

Definition at line 57 of file InputNek.h.

Member Function Documentation

std::size_t Nektar::Utilities::HOSurfHash::operator() ( HOSurfSharedPtr const &  p ) const

inline

Calculate hash of a given high-order surface p by taking successive hashes of the vertex IDs.

Definition at line 63 of file InputNek.h.

            {
                std::size_t seed = 0;
                std::vector<int> ids = p->vertId;
                std::sort(ids.begin(), ids.end());
                for (int i = 0; i < ids.size(); ++i)
                {
                    boost::hash_combine(seed, ids[i]);
                }
                return seed;
            }