CepsTypeTools.hpp

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/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   This file is part of CEPS.
 
   CEPS is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
 
   CEPS is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with CEPS (see file LICENSE at root of project).
   If not, see <https://www.gnu.org/licenses/>.
 
 
   Copyright 2019-2024 Inria, Universite de Bordeaux
 
   Authors, in alphabetical order:
 
     Pierre-Elliott BECUE, Florian CARO, Yves COUDIERE(*), Andjela DAVIDOVIC, 
     Charlie DOUANLA-LONTSI, Marc FUENTES, Mehdi JUHOOR, Michael LEGUEBE(*), 
     Pauline MIGERDITICHAN, Valentin PANNETIER(*), Nejib ZEMZEMI.
     * : currently active authors
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
#pragma once
 
#include <ostream>
#include <tuple>
 
#include "common/core/CepsTypes.hpp"
 
namespace ceps
{
 
  namespace hash
  {
    template <class _Type>
    constexpr CepsHash
    get (_Type const& i)
    {
      return std::hash<_Type> {}(i);
    }
 
    template <class _Type1, class _Type2>
    constexpr CepsHash
    get (_Type1 const& i, _Type2 const& j)
    {
      return get<_Type1> (i) ^ (get<_Type2> (j) << 1);
    }
 
    template <class _Arg0, class... _Args>
    constexpr CepsHash
    get (_Arg0 const& arg0, _Args const&...args)
    {
      return get (arg0, get (args...));
    }
 
  }  // namespace hash
}  // namespace ceps
 
struct CepsHash3
{
  CepsSHash h1; 
  CepsSHash h2; 
  CepsSHash h3; 
};
 
#define CEPS_HASH3_PRECISION 1.e-12
 
CepsBool
operator<(const CepsHash3& h31, const CepsHash3& h32);
 
std::ostream&
operator<<(std::ostream& os, const CepsHash3& h);
 
namespace ceps
{
  namespace hash
  {
    CepsHash3
    getHash3(const CepsReal3D& xyz);
  }
 
  void
  checkNanOrInf(CepsReal v, CepsString message = "");
 
 
}