snapshot.hpp

Go to the documentation of this file.

/*************************************************************************
 * Copyright (C) 2011 by Saleh Dindar and the Swarm-NG Development Team  *
 *                                                                       *
 * This program 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.        *
 *                                                                       *
 * This program 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, write to the                         *
 * Free Software Foundation, Inc.,                                       *
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ************************************************************************/

#pragma once

#include "common.hpp"
#include "types/ensemble.hpp"
#include "ensemble_alloc.hpp"

using std::string;

namespace swarm {

namespace snapshot {

        struct header {
                int nsys, nbod, nsysattr, nbodattr;
        };
        struct sys {
                double time;
                int id;
                int state;
                double attribute[ensemble::NUM_SYS_ATTRIBUTES];
        };
        struct body {
                double pos[3], vel[3], mass, attribute[ensemble::NUM_BODY_ATTRIBUTES];
        };

        struct readfileexception : public std::exception {
                string filename;
                int lineno;
                string message;
                readfileexception( const string& filename, const string& message, const int& lineno = 0): filename(filename),message(message),lineno(lineno) {}
                virtual ~readfileexception()throw(){}
                virtual const char* what() const throw() {
                        return ("Error reading " + filename + " : " + message).c_str();
                }
        };

        struct writefileexception : public std::exception {
                string filename;
                int lineno;
                string message;
                writefileexception( const string& filename, const string& message, const int& lineno = 0): filename(filename),message(message),lineno(lineno) {}
                virtual ~writefileexception()throw(){}
                virtual const char* what() const throw() {
                        return ("Error writing " + filename + " : " + message).c_str();
                }
        };

        defaultEnsemble load(const string& filename) 
                throw (readfileexception);

        defaultEnsemble load_text(const string& filename) 
                throw (readfileexception);

        void save(defaultEnsemble& ens, const string& filename) 
                throw (writefileexception);

        void save_text(defaultEnsemble& ens, const string& filename) 
                throw (writefileexception);

}

}