MeanVarianceCalculator.cpp

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/*
 * Copyright (C) 2016-2022 The ESPResSo project
 *
 * This file is part of ESPResSo.
 *
 * ESPResSo 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.
 *
 * ESPResSo 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "MeanVarianceCalculator.hpp"
 
#include <boost/archive/binary_iarchive.hpp>
#include <boost/archive/binary_oarchive.hpp>
#include <boost/iostreams/device/array.hpp>
#include <boost/iostreams/stream.hpp>
#include <boost/serialization/shared_ptr.hpp>
#include <boost/serialization/string.hpp>
#include <boost/serialization/vector.hpp>
 
#include <sstream>
#include <string>
#include <vector>
 
namespace Accumulators {
void MeanVarianceCalculator::update(boost::mpi::communicator const &comm) {
  if (comm.rank() == 0) {
    m_acc(m_obs->operator()(comm));
  } else {
    m_obs->operator()(comm);
  }
}
void MeanVarianceCalculator::update(boost::mpi::communicator const &comm) {…}
 
std::vector<double> MeanVarianceCalculator::mean() { return m_acc.mean(); }
 
std::vector<double> MeanVarianceCalculator::variance() {
  return m_acc.variance();
}
std::vector<double> MeanVarianceCalculator::variance() {…}
 
std::vector<double> MeanVarianceCalculator::std_error() {
  return m_acc.std_error();
}
std::vector<double> MeanVarianceCalculator::std_error() {…}
 
std::string MeanVarianceCalculator::get_internal_state() const {
  std::stringstream ss;
  boost::archive::binary_oarchive oa(ss);
 
  oa << m_acc;
 
  return ss.str();
}
std::string MeanVarianceCalculator::get_internal_state() const  {…}
 
void MeanVarianceCalculator::set_internal_state(std::string const &state) {
  namespace iostreams = boost::iostreams;
  iostreams::array_source src(state.data(), state.size());
  iostreams::stream<iostreams::array_source> ss(src);
  boost::archive::binary_iarchive ia(ss);
 
  ia >> m_acc;
  m_system = nullptr;
}
void MeanVarianceCalculator::set_internal_state(std::string const &state) {…}
} // namespace Accumulators