script_interface/mpiio/mpiio.hpp

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/*
 * Copyright (C) 2010-2022 The ESPResSo project
 * Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2010
 *   Max-Planck-Institute for Polymer Research, Theory Group
 *
 * 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/>.
 */
 
#ifndef ESPRESSO_SCRIPT_INTERFACE_MPIIO_MPIIO_HPP
#define ESPRESSO_SCRIPT_INTERFACE_MPIIO_MPIIO_HPP
 
#include "script_interface/ScriptInterface.hpp"
#include "script_interface/auto_parameters/AutoParameters.hpp"
#include "script_interface/get_value.hpp"
 
#include "core/cell_system/CellStructure.hpp"
#include "core/io/mpiio/mpiio.hpp"
#include "core/system/System.hpp"
 
#include <string>
 
namespace ScriptInterface {
namespace MPIIO {
 
class MPIIOScript : public AutoParameters<MPIIOScript> {
public:
  MPIIOScript() { add_parameters({}); }
 
  Variant do_call_method(const std::string &name,
                         const VariantMap &parameters) override {
 
    auto prefix = get_value<std::string>(parameters.at("prefix"));
    auto pos = get_value<bool>(parameters.at("pos"));
    auto vel = get_value<bool>(parameters.at("vel"));
    auto typ = get_value<bool>(parameters.at("typ"));
    auto bnd = get_value<bool>(parameters.at("bond"));
 
    auto const fields = ((pos) ? Mpiio::MPIIO_OUT_POS : Mpiio::MPIIO_OUT_NON) |
                        ((vel) ? Mpiio::MPIIO_OUT_VEL : Mpiio::MPIIO_OUT_NON) |
                        ((typ) ? Mpiio::MPIIO_OUT_TYP : Mpiio::MPIIO_OUT_NON) |
                        ((bnd) ? Mpiio::MPIIO_OUT_BND : Mpiio::MPIIO_OUT_NON);
 
    if (name == "write") {
      auto const &system = ::System::get_system();
      auto &cell_structure = *system.cell_structure;
      Mpiio::mpi_mpiio_common_write(prefix, fields,
                                    cell_structure.local_particles());
    } else if (name == "read") {
      Mpiio::mpi_mpiio_common_read(prefix, fields);
    }
 
    return {};
  }
};
 
} // namespace MPIIO
} // namespace ScriptInterface
 
#endif