RONetHandler.cpp

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2002-2026 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// The handler for SUMO-Networks
/****************************************************************************/
#include <config.h>
 
#include <string>
#include <utils/common/MsgHandler.h>
#include <utils/common/StringTokenizer.h>
#include <utils/common/UtilExceptions.h>
#include <utils/common/ToString.h>
#include <utils/common/StringUtils.h>
#include <utils/geom/PositionVector.h>
#include <utils/geom/GeoConvHelper.h>
#include <utils/vehicle/SUMORouteHandler.h>
#include <utils/xml/SUMOSAXHandler.h>
#include <utils/xml/SUMOXMLDefinitions.h>
#include "ROEdge.h"
#include "ROLane.h"
#include "RONode.h"
#include "RONet.h"
#include "RONetHandler.h"
#include "ROAbstractEdgeBuilder.h"
 
 
// ===========================================================================
// method definitions
// ===========================================================================
RONetHandler::RONetHandler(RONet& net, ROAbstractEdgeBuilder& eb, const bool ignoreInternal, const double minorPenalty, double tlsPenalty, double turnaroundPenalty) :
    SUMOSAXHandler("sumo-network"),
    myNet(net),
    myNetworkVersion(0, 0),
    myEdgeBuilder(eb), myIgnoreInternal(ignoreInternal),
    myCurrentName(), myCurrentEdge(nullptr), myCurrentStoppingPlace(nullptr),
    myMinorPenalty(minorPenalty),
    myTLSPenalty(tlsPenalty),
    myTurnaroundPenalty(turnaroundPenalty)
{}
 
 
RONetHandler::~RONetHandler() {}
 
 
void
RONetHandler::myStartElement(int element,
                             const SUMOSAXAttributes& attrs) {
    switch (element) {
        case SUMO_TAG_LOCATION:
            setLocation(attrs);
            break;
        case SUMO_TAG_NET: {
            bool ok;
            myNetworkVersion = StringUtils::toVersion(attrs.get<std::string>(SUMO_ATTR_VERSION, nullptr, ok, false));
            break;
        }
        case SUMO_TAG_EDGE:
            // in the first step, we do need the name to allocate the edge
            // in the second, we need it to know to which edge we have to add
            //  the following edges to
            parseEdge(attrs);
            break;
        case SUMO_TAG_LANE:
            parseLane(attrs);
            break;
        case SUMO_TAG_JUNCTION:
            parseJunction(attrs);
            break;
        case SUMO_TAG_CONNECTION:
            parseConnection(attrs);
            break;
        case SUMO_TAG_BUS_STOP:
        case SUMO_TAG_TRAIN_STOP:
        case SUMO_TAG_CONTAINER_STOP:
        case SUMO_TAG_PARKING_AREA:
        case SUMO_TAG_CHARGING_STATION:
        case SUMO_TAG_OVERHEAD_WIRE_SEGMENT:
            parseStoppingPlace(attrs, (SumoXMLTag)element);
            break;
        case SUMO_TAG_ACCESS:
            parseAccess(attrs);
            break;
        case SUMO_TAG_TAZ:
            parseDistrict(attrs);
            break;
        case SUMO_TAG_TAZSOURCE:
            parseDistrictEdge(attrs, true);
            break;
        case SUMO_TAG_TAZSINK:
            parseDistrictEdge(attrs, false);
            break;
        case SUMO_TAG_TYPE: {
            bool ok = true;
            myCurrentTypeID = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
            break;
        }
        case SUMO_TAG_RESTRICTION: {
            bool ok = true;
            const SUMOVehicleClass svc = getVehicleClassID(attrs.get<std::string>(SUMO_ATTR_VCLASS, myCurrentTypeID.c_str(), ok));
            const double speed = attrs.get<double>(SUMO_ATTR_SPEED, myCurrentTypeID.c_str(), ok);
            if (ok) {
                myNet.addSpeedRestriction(myCurrentTypeID, svc, speed);
            }
            break;
        }
        case SUMO_TAG_PREFERENCE: {
            bool ok = true;
            const std::string routingType = attrs.get<std::string>(SUMO_ATTR_ROUTINGTYPE, nullptr, ok);
            const double prio = attrs.get<double>(SUMO_ATTR_PRIORITY, routingType.c_str(), ok);
            if (prio <= 0) {
                throw InvalidArgument("In preference for routingType '" + routingType + "', priority must be positve");
            }
            if (attrs.hasAttribute(SUMO_ATTR_VCLASSES)) {
                StringTokenizer st(attrs.get<std::string>(SUMO_ATTR_VCLASSES, routingType.c_str(), ok));
                for (std::string className : st.getVector()) {
                    myNet.addPreference(routingType, getVehicleClassID(className), prio);
                }
            } else if (!attrs.hasAttribute(SUMO_ATTR_VTYPES)) {
                // general preferenze applying to all types and vClasses
                myNet.addPreference(routingType, "", prio);
            }
            if (attrs.hasAttribute(SUMO_ATTR_VTYPES)) {
                StringTokenizer st(attrs.get<std::string>(SUMO_ATTR_VTYPES, routingType.c_str(), ok));
                for (std::string typeName : st.getVector()) {
                    myNet.addPreference(routingType, typeName, prio);
                }
            }
            break;
        }
        case SUMO_TAG_REROUTER: {
            bool ok = true;
            myRerouterID = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
            break;
        }
        case SUMO_TAG_INTERVAL:
            if (myRerouterID != "") {
                bool ok = true;
                myIntervalBegin = attrs.getOptSUMOTimeReporting(SUMO_ATTR_BEGIN, myRerouterID.c_str(), ok, -1);
                myIntervalEnd = attrs.getOptSUMOTimeReporting(SUMO_ATTR_END, myRerouterID.c_str(), ok, SUMOTime_MAX);
                if (myIntervalEnd <= myIntervalBegin) {
                    throw ProcessError(TLF("Invalid rerouter interval from % to %", time2string(myIntervalBegin), time2string(myIntervalEnd)));
                }
            }
            break;
        case SUMO_TAG_CLOSING_REROUTE: {
            const std::string& closed_id = attrs.getStringSecure(SUMO_ATTR_ID, "");
            ROEdge* closedEdge = myNet.getEdge(closed_id);
            if (closedEdge == nullptr) {
                throw ProcessError(TLF("rerouter '%': Edge '%' to close is not known.", myRerouterID, closed_id));
            }
            bool ok;
            const std::string allow = attrs.getOpt<std::string>(SUMO_ATTR_ALLOW, myRerouterID.c_str(), ok, "", false);
            const std::string disallow = attrs.getOpt<std::string>(SUMO_ATTR_DISALLOW, myRerouterID.c_str(), ok, "");
            RouterProhibition prohibition;
            prohibition.permissions = parseVehicleClasses(allow, disallow);
            prohibition.begin = STEPS2TIME(myIntervalBegin);
            prohibition.end = STEPS2TIME(attrs.getOptSUMOTimeReporting(SUMO_ATTR_UNTIL, nullptr, ok, myIntervalEnd));
            myNet.addProhibition(closedEdge, prohibition);
            break;
        }
        case SUMO_TAG_CLOSING_LANE_REROUTE: {
            const std::string& closed_id = attrs.getStringSecure(SUMO_ATTR_ID, "");
            ROLane* closedLane = myNet.getLane(closed_id);
            if (closedLane == nullptr) {
                throw ProcessError(TLF("rerouter '%': Lane '%' to close is not known.", myRerouterID, closed_id));
            }
            bool ok;
            const std::string allow = attrs.getOpt<std::string>(SUMO_ATTR_ALLOW, myRerouterID.c_str(), ok, "", false);
            const std::string disallow = attrs.getOpt<std::string>(SUMO_ATTR_DISALLOW, myRerouterID.c_str(), ok, "");
            RouterProhibition prohibition;
            prohibition.permissions = parseVehicleClasses(allow, disallow);
            prohibition.begin = STEPS2TIME(myIntervalBegin);
            prohibition.end = STEPS2TIME(attrs.getOptSUMOTimeReporting(SUMO_ATTR_UNTIL, nullptr, ok, myIntervalEnd));
            myNet.addLaneProhibition(closedLane, prohibition);
            break;
        }
        case SUMO_TAG_PARAM:
            addParam(attrs);
            break;
        default:
            break;
    }
}
 
 
void
RONetHandler::myEndElement(int element) {
    switch (element) {
        case SUMO_TAG_REROUTER:
            myRerouterID = "";
            break;
        case SUMO_TAG_NET:
            // build junction graph
            for (std::set<std::string>::const_iterator it = myUnseenNodeIDs.begin(); it != myUnseenNodeIDs.end(); ++it) {
                WRITE_ERRORF(TL("Unknown node '%'."), *it);
            }
            break;
        default:
            break;
    }
}
 
 
void
RONetHandler::addParam(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    const std::string key = attrs.get<std::string>(SUMO_ATTR_KEY, nullptr, ok);
    // circumventing empty string test
    const std::string val = attrs.hasAttribute(SUMO_ATTR_VALUE) ? attrs.getString(SUMO_ATTR_VALUE) : "";
    // add parameter in current created element, or in myLoadedParameterised
    if (myCurrentEdge != nullptr) {
        myCurrentEdge->setParameter(key, val);
    }
}
 
 
void
RONetHandler::parseEdge(const SUMOSAXAttributes& attrs) {
    // get the id, report an error if not given or empty...
    bool ok = true;
    myCurrentName = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
    if (!ok) {
        throw ProcessError();
    }
    const SumoXMLEdgeFunc func = attrs.getOpt<SumoXMLEdgeFunc>(SUMO_ATTR_FUNCTION, myCurrentName.c_str(), ok, SumoXMLEdgeFunc::NORMAL);
    if (!ok) {
        return;
    }
    // get the edge
    std::string from;
    std::string to;
    int priority;
    myCurrentEdge = nullptr;
    if (func == SumoXMLEdgeFunc::INTERNAL || func == SumoXMLEdgeFunc::CROSSING || func == SumoXMLEdgeFunc::WALKINGAREA) {
        assert(myCurrentName[0] == ':');
        const std::string junctionID = SUMOXMLDefinitions::getJunctionIDFromInternalEdge(myCurrentName);
        from = junctionID;
        to = junctionID;
        priority = -1;
    } else {
        from = attrs.get<std::string>(SUMO_ATTR_FROM, myCurrentName.c_str(), ok);
        to = attrs.get<std::string>(SUMO_ATTR_TO, myCurrentName.c_str(), ok);
        priority = attrs.get<int>(SUMO_ATTR_PRIORITY, myCurrentName.c_str(), ok);
        if (!ok) {
            return;
        }
    }
    RONode* fromNode = myNet.getNode(from);
    if (fromNode == nullptr) {
        myUnseenNodeIDs.insert(from);
        fromNode = new RONode(from);
        myNet.addNode(fromNode);
    }
    RONode* toNode = myNet.getNode(to);
    if (toNode == nullptr) {
        myUnseenNodeIDs.insert(to);
        toNode = new RONode(to);
        myNet.addNode(toNode);
    }
    const std::string type = attrs.getOpt<std::string>(SUMO_ATTR_TYPE, myCurrentName.c_str(), ok, "");
    const std::string routingType = attrs.getOpt<std::string>(SUMO_ATTR_ROUTINGTYPE, myCurrentName.c_str(), ok, "");
    // build the edge
    myCurrentEdge = myEdgeBuilder.buildEdge(myCurrentName, fromNode, toNode, priority, type, routingType);
    myCurrentEdge->setFunction(func);
 
    if (myNet.addEdge(myCurrentEdge)) {
        fromNode->addOutgoing(myCurrentEdge);
        toNode->addIncoming(myCurrentEdge);
        const std::string bidi = attrs.getOpt<std::string>(SUMO_ATTR_BIDI, myCurrentName.c_str(), ok, "");
        if (bidi != "") {
            myBidiEdges[myCurrentEdge] = bidi;
        }
    } else {
        myCurrentEdge = nullptr;
    }
}
 
 
void
RONetHandler::parseLane(const SUMOSAXAttributes& attrs) {
    if (myCurrentEdge == nullptr) {
        // was an internal edge to skip or an error occurred
        return;
    }
    bool ok = true;
    // get the id, report an error if not given or empty...
    std::string id = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
    if (!ok) {
        return;
    }
    // get the speed
    double maxSpeed = attrs.get<double>(SUMO_ATTR_SPEED, id.c_str(), ok);
    double length = attrs.get<double>(SUMO_ATTR_LENGTH, id.c_str(), ok);
    std::string allow = attrs.getOpt<std::string>(SUMO_ATTR_ALLOW, id.c_str(), ok, "");
    std::string disallow = attrs.getOpt<std::string>(SUMO_ATTR_DISALLOW, id.c_str(), ok, "");
    const PositionVector shape = attrs.get<PositionVector>(SUMO_ATTR_SHAPE, id.c_str(), ok);
    if (!ok) {
        return;
    }
    if (shape.size() < 2) {
        WRITE_ERRORF(TL("Ignoring lane '%' with broken shape."), id);
        return;
    }
    // get the length
    // get the vehicle classes
    SVCPermissions permissions = parseVehicleClasses(allow, disallow, myNetworkVersion);
    if (permissions != SVCAll) {
        myNet.setPermissionsFound();
    }
    // add when both values are valid
    if (maxSpeed > 0 && length > 0 && id.length() > 0) {
        myCurrentEdge->addLane(new ROLane(id, myCurrentEdge, length, maxSpeed, permissions, shape));
    } else {
        WRITE_WARNING("Ignoring lane '" + id + "' with speed " + toString(maxSpeed) + " and length " + toString(length));
    }
}
 
 
void
RONetHandler::parseJunction(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    // get the id, report an error if not given or empty...
    std::string id = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
    const SumoXMLNodeType type = attrs.get<SumoXMLNodeType>(SUMO_ATTR_TYPE, id.c_str(), ok);
    if (type == SumoXMLNodeType::INTERNAL) {
        return;
    }
    myUnseenNodeIDs.erase(id);
    // get the position of the node
    const double x = attrs.get<double>(SUMO_ATTR_X, id.c_str(), ok);
    const double y = attrs.get<double>(SUMO_ATTR_Y, id.c_str(), ok);
    const double z = attrs.getOpt<double>(SUMO_ATTR_Z, id.c_str(), ok, 0.);
    if (!ok) {
        return;
    }
    RONode* n = myNet.getNode(id);
    if (n == nullptr) {
        WRITE_WARNINGF(TL("Skipping isolated junction '%'."), id);
    } else {
        n->setPosition(Position(x, y, z));
    }
}
 
 
void
RONetHandler::parseConnection(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    std::string fromID = attrs.get<std::string>(SUMO_ATTR_FROM, nullptr, ok);
    std::string toID = attrs.get<std::string>(SUMO_ATTR_TO, nullptr, ok);
    const int fromLane = attrs.get<int>(SUMO_ATTR_FROM_LANE, nullptr, ok);
    const int toLane = attrs.get<int>(SUMO_ATTR_TO_LANE, nullptr, ok);
    std::string dir = attrs.get<std::string>(SUMO_ATTR_DIR, nullptr, ok);
    std::string viaID = attrs.getOpt<std::string>(SUMO_ATTR_VIA, nullptr, ok, "");
    std::string tlID = attrs.getOpt<std::string>(SUMO_ATTR_TLID, nullptr, ok, "");
    ROEdge* from = myNet.getEdge(fromID);
    ROEdge* to = myNet.getEdge(toID);
    if (from == nullptr) {
        throw ProcessError(TLF("unknown from-edge '%' in connection", fromID));
    }
    if (to == nullptr) {
        throw ProcessError(TLF("unknown to-edge '%' in connection", toID));
    }
    if ((int)from->getLanes().size() <= fromLane) {
        throw ProcessError("invalid fromLane '" + toString(fromLane) + "' in connection from '" + fromID + "'.");
    }
    if ((int)to->getLanes().size() <= toLane) {
        throw ProcessError("invalid toLane '" + toString(toLane) + "' in connection to '" + toID + "'.");
    }
    if (myIgnoreInternal || viaID == "") {
        std::string allow = attrs.getOpt<std::string>(SUMO_ATTR_ALLOW, nullptr, ok, "");
        std::string disallow = attrs.getOpt<std::string>(SUMO_ATTR_DISALLOW, nullptr, ok, "");
        ROEdge* dummyVia = nullptr;
        SVCPermissions permissions;
        if (allow == "" && disallow == "") {
            permissions = SVC_UNSPECIFIED;
        } else {
            myNet.setPermissionsFound();
            // dummyVia is only needed to hold permissions
            permissions = parseVehicleClasses(allow, disallow);
            dummyVia = new ROEdge("dummyVia_" + from->getLanes()[fromLane]->getID() + "->" + to->getLanes()[toLane]->getID(),
                                  from->getToJunction(), from->getToJunction(), permissions);
            myNet.addEdge(dummyVia);
        }
        from->getLanes()[fromLane]->addOutgoingLane(to->getLanes()[toLane], dummyVia);
        from->addSuccessor(to, nullptr, dir);
    } else {
        ROEdge* const via = myNet.getEdge(SUMOXMLDefinitions::getEdgeIDFromLane(viaID));
        if (via == nullptr) {
            throw ProcessError(TLF("unknown via-edge '%' in connection", viaID));
        }
        from->getLanes()[fromLane]->addOutgoingLane(to->getLanes()[toLane], via);
        from->addSuccessor(to, via, dir);
        via->addSuccessor(to, nullptr, dir);
        LinkState state = SUMOXMLDefinitions::LinkStates.get(attrs.get<std::string>(SUMO_ATTR_STATE, nullptr, ok));
        if (state == LINKSTATE_MINOR || state == LINKSTATE_EQUAL || state == LINKSTATE_STOP || state == LINKSTATE_ALLWAY_STOP) {
            via->setTimePenalty(myMinorPenalty);
        }
        if (dir == toString(LinkDirection::TURN) || dir == toString(LinkDirection::TURN_LEFTHAND)) {
            via->setTimePenalty(myTurnaroundPenalty);
        }
        if (tlID != "") {
            via->setTimePenalty(myTLSPenalty);
        }
    }
    if (to->isCrossing()) {
        to->setTimePenalty(myTLSPenalty);
    }
}
 
 
void
RONetHandler::parseStoppingPlace(const SUMOSAXAttributes& attrs, const SumoXMLTag element) {
    bool ok = true;
    myCurrentStoppingPlace = new SUMOVehicleParameter::Stop();
    // get the id, throw if not given or empty...
    std::string id = attrs.get<std::string>(SUMO_ATTR_ID, toString(element).c_str(), ok);
    // get the lane
    myCurrentStoppingPlace->lane = attrs.get<std::string>(SUMO_ATTR_LANE, toString(element).c_str(), ok);
    if (!ok) {
        throw ProcessError();
    }
    const ROEdge* edge = myNet.getEdgeForLaneID(myCurrentStoppingPlace->lane);
    if (edge == nullptr) {
        throw InvalidArgument("Unknown lane '" + myCurrentStoppingPlace->lane + "' for " + toString(element) + " '" + id + "'.");
    }
    // get the positions
    myCurrentStoppingPlace->startPos = attrs.getOpt<double>(SUMO_ATTR_STARTPOS, id.c_str(), ok, 0.);
    myCurrentStoppingPlace->endPos = attrs.getOpt<double>(SUMO_ATTR_ENDPOS, id.c_str(), ok, edge->getLength());
    const bool friendlyPos = attrs.getOpt<bool>(SUMO_ATTR_FRIENDLY_POS, id.c_str(), ok, false);
    if (!ok || (SUMORouteHandler::checkStopPos(myCurrentStoppingPlace->startPos, myCurrentStoppingPlace->endPos, edge->getLength(), POSITION_EPS, friendlyPos) != SUMORouteHandler::StopPos::STOPPOS_VALID)) {
        throw InvalidArgument("Invalid position for " + toString(element) + " '" + id + "'.");
    }
    // this is a hack: the busstop attribute is meant to hold the id within the simulation context but this is not used within the router context
    myCurrentStoppingPlace->busstop = attrs.getOpt<std::string>(SUMO_ATTR_NAME, id.c_str(), ok, "");
    // this is a hack: the actType is not used when using this to encode a stopping place
    myCurrentStoppingPlace->actType = toString(element);
    myNet.addStoppingPlace(id, element, myCurrentStoppingPlace);
}
 
 
void
RONetHandler::parseAccess(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    const std::string lane = attrs.get<std::string>(SUMO_ATTR_LANE, "access", ok);
    const ROEdge* edge = myNet.getEdgeForLaneID(lane);
    if (edge == nullptr) {
        throw InvalidArgument("Unknown lane '" + lane + "' for access.");
    }
    if ((edge->getPermissions() & SVC_PEDESTRIAN) == 0) {
        WRITE_WARNINGF(TL("Ignoring invalid access from non-pedestrian edge '%'."), edge->getID());
        return;
    }
    const bool random = attrs.getOpt<std::string>(SUMO_ATTR_POSITION, "access", ok) == "random";
    double pos = random ? edge->getLength() / 2. : attrs.getOpt<double>(SUMO_ATTR_POSITION, "access", ok, 0.);
    double length = attrs.getOpt<double>(SUMO_ATTR_LENGTH, "access", ok, -1);
    const bool friendlyPos = attrs.getOpt<bool>(SUMO_ATTR_FRIENDLY_POS, "access", ok, false);
    if (!ok || (SUMORouteHandler::checkStopPos(pos, pos, edge->getLength(), 0., friendlyPos) != SUMORouteHandler::StopPos::STOPPOS_VALID)) {
        throw InvalidArgument("Invalid position " + toString(pos) + " for access on lane '" + lane + "'.");
    }
    if (!ok) {
        throw ProcessError();
    }
    if (length < 0) {
        const Position accPos = myNet.getLane(lane)->geometryPositionAtOffset(pos);
        const double stopCenter = (myCurrentStoppingPlace->startPos + myCurrentStoppingPlace->endPos) / 2;
        const Position stopPos = myNet.getLane(myCurrentStoppingPlace->lane)->geometryPositionAtOffset(stopCenter);
        length  = accPos.distanceTo(stopPos);
    }
    myCurrentStoppingPlace->accessPos.push_back(std::make_tuple(lane, pos, length));
}
 
 
void
RONetHandler::parseDistrict(const SUMOSAXAttributes& attrs) {
    myCurrentEdge = nullptr;
    bool ok = true;
    myCurrentName = attrs.get<std::string>(SUMO_ATTR_ID, nullptr, ok);
    if (!ok) {
        return;
    }
    ROEdge* const sink = myEdgeBuilder.buildEdge(myCurrentName + "-sink", nullptr, nullptr, 0, "", "");
    ROEdge* const source = myEdgeBuilder.buildEdge(myCurrentName + "-source", nullptr, nullptr, 0, "", "");
    myNet.addDistrict(myCurrentName, source, sink);
    if (attrs.hasAttribute(SUMO_ATTR_EDGES)) {
        const std::vector<std::string>& desc = attrs.get<std::vector<std::string> >(SUMO_ATTR_EDGES, myCurrentName.c_str(), ok);
        for (const std::string& eID : desc) {
            myNet.addDistrictEdge(myCurrentName, eID, true);
            myNet.addDistrictEdge(myCurrentName, eID, false);
        }
    }
}
 
 
void
RONetHandler::parseDistrictEdge(const SUMOSAXAttributes& attrs, bool isSource) {
    bool ok = true;
    std::string id = attrs.get<std::string>(SUMO_ATTR_ID, myCurrentName.c_str(), ok);
    myNet.addDistrictEdge(myCurrentName, id, isSource);
}
 
void
RONetHandler::setLocation(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    PositionVector s = attrs.get<PositionVector>(SUMO_ATTR_NET_OFFSET, nullptr, ok);
    Boundary convBoundary = attrs.get<Boundary>(SUMO_ATTR_CONV_BOUNDARY, nullptr, ok);
    Boundary origBoundary = attrs.get<Boundary>(SUMO_ATTR_ORIG_BOUNDARY, nullptr, ok);
    std::string proj = attrs.get<std::string>(SUMO_ATTR_ORIG_PROJ, nullptr, ok);
    if (ok) {
        Position networkOffset = s[0];
        GeoConvHelper::init(proj, networkOffset, origBoundary, convBoundary);
    }
}
 
 
/****************************************************************************/