ODMatrix.h

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/****************************************************************************/
// An O/D (origin/destination) matrix
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright (C) 2001-2012 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   This file is part of SUMO.
//   SUMO 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.
//
/****************************************************************************/
#ifndef ODMatrix_h
#define ODMatrix_h


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <iostream>
#include <sstream>
#include <fstream>
#include <vector>
#include <cstdlib>
#include <ctime>
#include <algorithm>
#include <string>
#include <utils/common/SUMOTime.h>
#include "ODCell.h"
#include "ODDistrictCont.h"
#include <utils/distribution/Distribution_Points.h>


// ===========================================================================
// class declarations
// ===========================================================================
class OutputDevice;


// ===========================================================================
// class definitions
// ===========================================================================
class ODMatrix {
public:
    ODMatrix(const ODDistrictCont& dc) ;


    ~ODMatrix() ;


    void add(SUMOReal vehicleNumber, SUMOTime begin,
             SUMOTime end, const std::string& origin, const std::string& destination,
             const std::string& vehicleType) ;


    void write(SUMOTime begin, SUMOTime end,
               OutputDevice& dev, bool uniform, bool noVtype,
               const std::string& prefix) ;


    SUMOReal getNoLoaded() const ;


    SUMOReal getNoWritten() const ;


    SUMOReal getNoDiscarded() const ;


    void applyCurve(const Distribution_Points& ps) ;


protected:
    struct ODVehicle {
        std::string id;
        SUMOTime depart;
        ODCell* cell;
        std::string from;
        std::string to;

    };


    typedef std::vector<ODCell*> CellVector;


    SUMOReal computeDeparts(ODCell* cell,
                            size_t& vehName, std::vector<ODVehicle> &into, bool uniform,
                            const std::string& prefix) ;


    void applyCurve(const Distribution_Points& ps, ODCell* cell,
                    CellVector& newCells) ;


protected:
    CellVector myContainer;

    const ODDistrictCont& myDistricts;

    SUMOReal myNoLoaded;

    SUMOReal myNoWritten;

    SUMOReal myNoDiscarded;


    class cell_by_begin_sorter {
    public:
        explicit cell_by_begin_sorter() { }


        int operator()(ODCell* p1, ODCell* p2) const {
            if (p1->begin == p2->begin) {
                if (p1->origin == p2->origin) {
                    return p1->destination < p2->destination;
                }
                return p1->origin < p2->origin;
            }
            return p1->begin < p2->begin;
        }

    };


    class descending_departure_comperator {
    public:
        descending_departure_comperator() { }


        bool operator()(const ODVehicle& p1, const ODVehicle& p2) const {
            if (p1.depart == p2.depart) {
                return p1.id > p2.id;
            }
            return p1.depart > p2.depart;
        }

    };

private:
    ODMatrix(const ODMatrix& s);

    ODMatrix& operator=(const ODMatrix& s);

};


#endif

/****************************************************************************/