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dft_tools/triqs/gfs/domains/discrete.hpp
2013-07-29 11:53:02 +02:00

73 lines
2.4 KiB
C++

/*******************************************************************************
*
* TRIQS: a Toolbox for Research in Interacting Quantum Systems
*
* Copyright (C) 2012 by M. Ferrero, O. Parcollet
*
* TRIQS 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.
*
* TRIQS 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
* TRIQS. If not, see <http://www.gnu.org/licenses/>.
*
******************************************************************************/
#ifndef TRIQS_GF_DISCRETE_DOMAIN_H
#define TRIQS_GF_DISCRETE_DOMAIN_H
#include "../tools.hpp"
namespace triqs { namespace gfs {
/// The domain
class discrete_domain {
size_t Nmax;
std::vector<std::string> _names;// name of the points (e.g. for block)
public:
typedef long point_t;
size_t size() const { return Nmax;};
discrete_domain (size_t Nmax_=1) : Nmax(Nmax_) {
for (size_t i =0; i<Nmax; ++i) { std::stringstream fs; fs<<i; _names.push_back(fs.str());}
}
discrete_domain (std::vector<std::string> && Names) : Nmax(Names.size()), _names(Names) { }
discrete_domain (std::vector<std::string> const & Names) : Nmax(Names.size()), _names(Names) { }
std::vector<std::string> const & names() const { return _names;}
bool operator == (discrete_domain const & D) const { return (Nmax == D.Nmax);}
/// Write into HDF5
friend void h5_write (h5::group fg, std::string subgroup_name, discrete_domain const & d) {
h5::group gr = fg.create_group(subgroup_name);
h5_write(gr,"n_max",d.Nmax);
}
/// Read from HDF5
friend void h5_read (h5::group fg, std::string subgroup_name, discrete_domain & d){
h5::group gr = fg.open_group(subgroup_name);
long n;
h5_read(gr,"n_max",n);
d = discrete_domain(n);
}
// BOOST Serialization
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive & ar, const unsigned int version) {
ar & boost::serialization::make_nvp("n_max",Nmax);
ar & boost::serialization::make_nvp("names",_names);
}
};
}}
#endif