NIImporter_SUMO.h

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/****************************************************************************/
// Importer for networks stored in SUMO format
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo-sim.org/
// Copyright (C) 2001-2014 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 NIImporter_SUMO_h
#define NIImporter_SUMO_h


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

#include <string>
#include <map>
#include <utils/xml/SUMOSAXHandler.h>
#include <utils/geom/GeoConvHelper.h>
#include <netbuild/NBLoadedSUMOTLDef.h>


// ===========================================================================
// class declarations
// ===========================================================================
class NBNetBuilder;
class NBEdge;
class OptionsCont;


// ===========================================================================
// class definitions
// ===========================================================================
class NIImporter_SUMO : public SUMOSAXHandler {
public:
    static void loadNetwork(OptionsCont& oc, NBNetBuilder& nb);

    static NBLoadedSUMOTLDef* initTrafficLightLogic(const SUMOSAXAttributes& attrs, NBLoadedSUMOTLDef* currentTL);

    static void addPhase(const SUMOSAXAttributes& attrs, NBLoadedSUMOTLDef* currentTL);

    static GeoConvHelper* loadLocation(const SUMOSAXAttributes& attrs);

protected:
    NIImporter_SUMO(NBNetBuilder& nb);


    ~NIImporter_SUMO();





    void myStartElement(int element,
                        const SUMOSAXAttributes& attrs);


    void myEndElement(int element);


private:
    void _loadNetwork(OptionsCont& oc);



    void addEdge(const SUMOSAXAttributes& attrs);


    void addLane(const SUMOSAXAttributes& attrs);


    void addJunction(const SUMOSAXAttributes& attrs);


    void addRequest(const SUMOSAXAttributes& attrs);


    void addConnection(const SUMOSAXAttributes& attrs);

    void addProhibition(const SUMOSAXAttributes& attrs);




private:
    struct Connection {
        std::string toEdgeID;
        unsigned int toLaneIdx;
        std::string tlID;
        unsigned int tlLinkNo;
        bool mayDefinitelyPass;
    };


    struct LaneAttrs {
        SUMOReal maxSpeed;
        PositionVector shape;
        std::vector<Connection> connections;
        std::string allow;
        std::string disallow;
        SUMOReal width;
        SUMOReal endOffset;
    };


    struct EdgeAttrs {
        std::string id;
        std::string streetName;
        std::string type;
        SumoXMLEdgeFunc func;
        std::string fromNode;
        std::string toNode;
        PositionVector shape;
        SUMOReal length;
        int priority;
        SUMOReal maxSpeed;
        std::vector<LaneAttrs*> lanes;
        NBEdge* builtEdge;
        LaneSpreadFunction lsf;
    };


    struct Prohibition {
        std::string prohibitorFrom;
        std::string prohibitorTo;
        std::string prohibitedFrom;
        std::string prohibitedTo;
    };

    struct Crossing {
        std::string laneID;
        std::vector<std::string> crossingEdges;
        SUMOReal width;
        bool priority;
    };

    struct JunctionAttrs {
        NBNode* node;
        // @the list of internal lanes corresponding to each link
        std::vector<std::string> intLanes;
        // @brief the complete response definition for all links
        std::vector<std::string> response;
    };


    std::map<std::string, EdgeAttrs*> myEdges;

    std::vector<Prohibition> myProhibitions;

    NBNetBuilder& myNetBuilder;

    NBNodeCont& myNodeCont;

    NBTrafficLightLogicCont& myTLLCont;

    EdgeAttrs* myCurrentEdge;

    JunctionAttrs myCurrentJunction;

    LaneAttrs* myCurrentLane;

    NBLoadedSUMOTLDef* myCurrentTL;

    GeoConvHelper* myLocation;

    std::map<std::string, std::vector<Crossing> > myPedestrianCrossings;

    bool myHaveSeenInternalEdge;

    LaneAttrs* getLaneAttrsFromID(EdgeAttrs* edge, std::string lane_id);

    static void interpretLaneID(const std::string& lane_id, std::string& edge_id, unsigned int& index);

    static PositionVector reconstructEdgeShape(const EdgeAttrs* edge, const Position& from, const Position& to);

    static Position readPosition(const SUMOSAXAttributes& attrs, const std::string& id, bool& ok);

    void parseProhibitionConnection(const std::string& attr, std::string& from, std::string& to, bool& ok);
};


#endif

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