Пример #1
0
bool
NIImporter_DlrNavteq::TrafficlightsHandler::report(const std::string& result) {
// #ID     POICOL-TYPE     DESCRIPTION     LONGITUDE       LATITUDE        NAVTEQ_LINK_ID  NODEID

    if (result[0] == '#') {
        return true;
    }
    StringTokenizer st(result, StringTokenizer::WHITECHARS);
    const std::string edgeID = st.get(5);
    NBEdge* edge = myEdgeCont.retrieve(edgeID);
    if (edge == nullptr) {
        WRITE_WARNING("The traffic light edge '" + edgeID + "' could not be found");
    } else {
        NBNode* node = edge->getToNode();
        if (node->getType() != NODETYPE_TRAFFIC_LIGHT) {
            node->reinit(node->getPosition(), NODETYPE_TRAFFIC_LIGHT);
            // @note. There may be additional information somewhere in the GDF files about traffic light type ...
            TrafficLightType type = SUMOXMLDefinitions::TrafficLightTypes.get(OptionsCont::getOptions().getString("tls.default-type"));
            // @note actually we could use the navteq node ID here
            NBTrafficLightDefinition* tlDef = new NBOwnTLDef(node->getID(), node, 0, type);
            if (!myTLLogicCont.insert(tlDef)) {
                // actually, nothing should fail here
                delete tlDef;
                throw ProcessError("Could not allocate tls for '" + node->getID() + "'.");
            }
        }
    }
    return true;
}
void
NIImporter_VISUM::parse_Turns() {
    if (myLineParser.know("VSYSSET") && myLineParser.get("VSYSSET") == "") {
        // no vehicle allowed; don't add
        return;
    }
    // retrieve the nodes
    NBNode* from = getNamedNode("VonKnot", "VonKnotNr");
    NBNode* via = getNamedNode("UeberKnot", "UeberKnotNr");
    NBNode* to = getNamedNode("NachKnot", "NachKnotNr");
    if (from == 0 || via == 0 || to == 0) {
        return;
    }
    // all nodes are known
    std::string type = myLineParser.know("VSysCode")
                       ? myLineParser.get("VSysCode")
                       : myLineParser.get("VSYSSET");
    if (myVSysTypes.find(type) != myVSysTypes.end() && myVSysTypes.find(type)->second == "IV") {
        // try to set the turning definition
        NBEdge* src = from->getConnectionTo(via);
        NBEdge* dest = via->getConnectionTo(to);
        // check both
        if (src == 0) {
            // maybe it was removed due to something
            if (OptionsCont::getOptions().isSet("keep-edges.min-speed")
                    ||
                    OptionsCont::getOptions().isSet("keep-edges.explicit")) {
                WRITE_WARNING("Could not set connection from node '" + from->getID() + "' to node '" + via->getID() + "'.");
            } else {
                if (OptionsCont::getOptions().getBool("visum.verbose-warnings")) {
                    WRITE_WARNING("There is no edge from node '" + from->getID() + "' to node '" + via->getID() + "'.");
                }
            }
            return;
        }
        if (dest == 0) {
            if (OptionsCont::getOptions().isSet("keep-edges.min-speed")
                    ||
                    OptionsCont::getOptions().isSet("keep-edges.explicit")) {
                WRITE_WARNING("Could not set connection from node '" + via->getID() + "' to node '" + to->getID() + "'.");
            } else {
                if (OptionsCont::getOptions().getBool("visum.verbose-warnings")) {
                    WRITE_WARNING("There is no edge from node '" + via->getID() + "' to node '" + to->getID() + "'.");
                }
            }
            return;
        }
        // both edges found
        //  set them into the edge
        src->addEdge2EdgeConnection(dest);
    }
}
void
NIImporter_VISUM::parse_EdgePolys() {
    // get the from- & to-node and validate them
    NBNode* from = getNamedNode("VonKnot", "VonKnotNr");
    NBNode* to = getNamedNode("NachKnot", "NachKnotNr");
    if (!checkNodes(from, to)) {
        return;
    }
    bool failed = false;
    int index;
    SUMOReal x, y;
    try {
        index = TplConvert::_2int(myLineParser.get("INDEX").c_str());
        x = getNamedFloat("XKoord");
        y = getNamedFloat("YKoord");
    } catch (NumberFormatException&) {
        WRITE_ERROR("Error in geometry description from node '" + from->getID() + "' to node '" + to->getID() + "'.");
        return;
    }
    Position pos(x, y);
    if (!NILoader::transformCoordinates(pos)) {
        WRITE_ERROR("Unable to project coordinates for node '" + from->getID() + "'.");
        return;
    }
    NBEdge* e = from->getConnectionTo(to);
    if (e != 0) {
        e->addGeometryPoint(index, pos);
    } else {
        failed = true;
    }
    e = to->getConnectionTo(from);
    if (e != 0) {
        e->addGeometryPoint(-index, pos);
        failed = false;
    }
    // check whether the operation has failed
    if (failed) {
        // we should report this to the warning instance only if we have removed
        //  some nodes or edges...
        if (OptionsCont::getOptions().isSet("keep-edges.min-speed") || OptionsCont::getOptions().isSet("keep-edges.explicit")) {
            WRITE_WARNING("Could not set geometry between node '" + from->getID() + "' and node '" + to->getID() + "'.");
        } else {
            // ... in the other case we report this to the error instance
            if (OptionsCont::getOptions().getBool("visum.verbose-warnings")) {
                WRITE_WARNING("There is no edge from node '" + from->getID() + "' to node '" + to->getID() + "'.");
            }
        }
    }
}
Пример #4
0
void
NWWriter_DlrNavteq::writeTrafficSignals(const OptionsCont& oc, NBNodeCont& nc) {
    OutputDevice& device = OutputDevice::getDevice(oc.getString("dlr-navteq-output") + "_traffic_signals.txt");
    writeHeader(device, oc);
    const GeoConvHelper& gch = GeoConvHelper::getFinal();
    const bool haveGeo = gch.usingGeoProjection();
    const SUMOReal geoScale = pow(10.0f, haveGeo ? 5 : 2); // see NIImporter_DlrNavteq::GEO_SCALE
    device.setPrecision(0);
    // write format specifier
    device << "#Traffic signal related to LINK_ID and NODE_ID with location relative to driving direction.\n#column format like pointcollection.\n#DESCRIPTION->LOCATION: 1-rechts von LINK; 2-links von LINK; 3-oberhalb LINK -1-keineAngabe\n#RELATREC_ID\tPOICOL_TYPE\tDESCRIPTION\tLONGITUDE\tLATITUDE\tLINK_ID\n";
    // write record for every edge incoming to a tls controlled node
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        if (n->isTLControlled()) {
            Position pos = n->getPosition();
            gch.cartesian2geo(pos);
            pos.mul(geoScale);
            const EdgeVector& incoming = n->getIncomingEdges();
            for (EdgeVector::const_iterator it = incoming.begin(); it != incoming.end(); ++it) {
                NBEdge* e = *it;
                device << e->getID() << "\t"
                       << "12\t" // POICOL_TYPE
                       << "LSA;NODEIDS#" << n->getID() << "#;LOCATION#-1#;\t"
                       << pos.x() << "\t"
                       << pos.y() << "\t"
                       << e->getID() << "\n";
            }
        }
    }
}
Пример #5
0
void
NBEdgeCont::recheckPostProcessConnections() {
    for (std::vector<PostProcessConnection>::const_iterator i = myConnections.begin(); i != myConnections.end(); ++i) {
        NBEdge* from = retrieve((*i).from);
        NBEdge* to = retrieve((*i).to);
        if (from != 0 && to != 0) {
            if (!from->addLane2LaneConnection((*i).fromLane, to, (*i).toLane, NBEdge::L2L_USER, false, (*i).mayDefinitelyPass)) {
                WRITE_WARNING("Could not insert connection between '" + (*i).from + "' and '" + (*i).to + "' after build.");
            }
        }
    }
    // during loading we also kept some ambiguous connections in hope they might be valid after processing
    // we need to make sure that all invalid connections are removed now
    for (EdgeCont::iterator it = myEdges.begin(); it != myEdges.end(); ++it) {
        NBEdge* edge = it->second;
        NBNode* to = edge->getToNode();
        // make a copy because we may delete connections
        std::vector<NBEdge::Connection> connections = edge->getConnections();
        for (std::vector<NBEdge::Connection>::iterator it_con = connections.begin(); it_con != connections.end(); ++it_con) {
            NBEdge::Connection& c = *it_con;
            if (c.toEdge != 0 && c.toEdge->getFromNode() != to) {
                WRITE_WARNING("Found and removed invalid connection from " + edge->getID() +
                              " to " + c.toEdge->getID() + " via " + to->getID());
                edge->removeFromConnections(c.toEdge);
            }
        }
    }
}
Пример #6
0
void
NIVisumTL::build(NBEdgeCont& ec, NBTrafficLightLogicCont& tlc) {
    for (std::vector<NBNode*>::iterator ni = myNodes.begin(); ni != myNodes.end(); ni++) {
        NBNode* node = (*ni);
        TrafficLightType type = SUMOXMLDefinitions::TrafficLightTypes.get(OptionsCont::getOptions().getString("tls.default-type"));
        NBLoadedTLDef* def = new NBLoadedTLDef(ec, node->getID(), node, myOffset, type);
        tlc.insert(def);
        def->setCycleDuration((unsigned int) myCycleTime);
        // signalgroups
        for (std::map<std::string, SignalGroup*>::iterator gi = mySignalGroups.begin(); gi != mySignalGroups.end(); gi++) {
            std::string groupName = (*gi).first;
            NIVisumTL::SignalGroup& SG = *(*gi).second;
            def->addSignalGroup(groupName);
            def->addToSignalGroup(groupName, SG.connections());
            // phases
            SUMOTime yellowTime = -1;
            if (myPhaseDefined) {
                for (std::map<std::string, Phase*>::iterator pi = SG.phases().begin(); pi != SG.phases().end(); pi++) {
                    NIVisumTL::Phase& PH = *(*pi).second;
                    def->addSignalGroupPhaseBegin(groupName, PH.getStartTime(), NBTrafficLightDefinition::TLCOLOR_GREEN);
                    def->addSignalGroupPhaseBegin(groupName, PH.getEndTime(), NBTrafficLightDefinition::TLCOLOR_RED);
                    yellowTime = MAX2(PH.getYellowTime(), yellowTime);
                };
            } else {
                def->addSignalGroupPhaseBegin(groupName, SG.getStartTime(), NBTrafficLightDefinition::TLCOLOR_GREEN);
                def->addSignalGroupPhaseBegin(groupName, SG.getEndTime(), NBTrafficLightDefinition::TLCOLOR_RED);
                yellowTime = MAX2(SG.getYellowTime(), yellowTime);
            }
            // yellowTime can be -1 if not given in the input; it will be "patched" later
            def->setSignalYellowTimes(groupName, myIntermediateTime, yellowTime);
        }
    }
}
Пример #7
0
void
NWWriter_DlrNavteq::writeConnectedLanes(const OptionsCont& oc, NBNodeCont& nc) {
    OutputDevice& device = OutputDevice::getDevice(oc.getString("dlr-navteq-output") + "_connected_lanes.txt");
    writeHeader(device, oc);
    // write format specifier
    device << "#Lane connections related to LINK-IDs and NODE-ID.\n";
    device << "#column format like pointcollection.\n";
    device << "#NODE-ID\tVEHICLE-TYPE\tFROM_LANE\tTO_LANE\tTHROUGH_TRAFFIC\tLINK_IDs[2..*]\n";
    // write record for every connection
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        const EdgeVector& incoming = n->getIncomingEdges();
        for (EdgeVector::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            NBEdge* from = *j;
            const SVCPermissions fromPerm = from->getPermissions();
            const std::vector<NBEdge::Connection>& connections = from->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator it_c = connections.begin(); it_c != connections.end(); it_c++) {
                const NBEdge::Connection& c = *it_c;
                device
                        << n->getID() << "\t"
                        << getAllowedTypes(fromPerm & c.toEdge->getPermissions()) << "\t"
                        << c.fromLane + 1 << "\t" // one-based
                        << c.toLane + 1 << "\t" // one-based
                        << 1 << "\t" // no information regarding permissibility of through traffic
                        << from->getID() << "\t"
                        << c.toEdge->getID() << "\t"
                        << "\n";
            }
        }
    }
    device.close();
}
Пример #8
0
void
NWWriter_XML::writeNodes(const OptionsCont& oc, NBNodeCont& nc) {
    const GeoConvHelper& gch = GeoConvHelper::getFinal();
    bool useGeo = oc.exists("proj.plain-geo") && oc.getBool("proj.plain-geo");
    if (useGeo && !gch.usingGeoProjection()) {
        WRITE_WARNING("Ignoring option \"proj.plain-geo\" because no geo-conversion has been defined");
        useGeo = false;
    }
    const bool geoAccuracy = useGeo || gch.usingInverseGeoProjection();

    OutputDevice& device = OutputDevice::getDevice(oc.getString("plain-output-prefix") + ".nod.xml");
    device.writeXMLHeader("nodes", NWFrame::MAJOR_VERSION + " xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:noNamespaceSchemaLocation=\"http://sumo-sim.org/xsd/nodes_file.xsd\"");

    // write network offsets and projection to allow reconstruction of original coordinates
    if (!useGeo) {
        NWWriter_SUMO::writeLocation(device);
    }

    // write nodes
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        device.openTag(SUMO_TAG_NODE);
        device.writeAttr(SUMO_ATTR_ID, n->getID());
        // write position
        Position pos = n->getPosition();
        if (useGeo) {
            gch.cartesian2geo(pos);
        }
        if (geoAccuracy) {
            device.setPrecision(GEO_OUTPUT_ACCURACY);
        }
        NWFrame::writePositionLong(pos, device);
        if (geoAccuracy) {
            device.setPrecision();
        }

        device.writeAttr(SUMO_ATTR_TYPE, toString(n->getType()));
        if (n->isTLControlled()) {
            const std::set<NBTrafficLightDefinition*>& tlss = n->getControllingTLS();
            // set may contain multiple programs for the same id.
            // make sure ids are unique and sorted
            std::set<std::string> tlsIDs;
            for (std::set<NBTrafficLightDefinition*>::const_iterator it_tl = tlss.begin(); it_tl != tlss.end(); it_tl++) {
                tlsIDs.insert((*it_tl)->getID());
            }
            std::vector<std::string> sortedIDs(tlsIDs.begin(), tlsIDs.end());
            sort(sortedIDs.begin(), sortedIDs.end());
            device.writeAttr(SUMO_ATTR_TLID, sortedIDs);
        }
        device.closeTag();
    }
    device.close();
}
void
NWWriter_SUMO::writeJunction(OutputDevice& into, const NBNode& n) {
    // write the attributes
    into.openTag(SUMO_TAG_JUNCTION).writeAttr(SUMO_ATTR_ID, n.getID());
    into.writeAttr(SUMO_ATTR_TYPE, n.getType());
    NWFrame::writePositionLong(n.getPosition(), into);
    // write the incoming lanes
    std::string incLanes;
    const std::vector<NBEdge*>& incoming = n.getIncomingEdges();
    for (std::vector<NBEdge*>::const_iterator i = incoming.begin(); i != incoming.end(); ++i) {
        unsigned int noLanes = (*i)->getNumLanes();
        for (unsigned int j = 0; j < noLanes; j++) {
            incLanes += (*i)->getLaneID(j);
            if (i != incoming.end() - 1 || j < noLanes - 1) {
                incLanes += ' ';
            }
        }
    }
    into.writeAttr(SUMO_ATTR_INCLANES, incLanes);
    // write the internal lanes
    std::string intLanes;
    if (!OptionsCont::getOptions().getBool("no-internal-links")) {
        unsigned int l = 0;
        for (EdgeVector::const_iterator i = incoming.begin(); i != incoming.end(); i++) {
            const std::vector<NBEdge::Connection>& elv = (*i)->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator k = elv.begin(); k != elv.end(); ++k) {
                if ((*k).toEdge == 0) {
                    continue;
                }
                if (l != 0) {
                    intLanes += ' ';
                }
                if (!(*k).haveVia) {
                    intLanes += (*k).id + "_0";
                } else {
                    intLanes += (*k).viaID + "_0";
                }
                l++;
            }
        }
    }
    into.writeAttr(SUMO_ATTR_INTLANES, intLanes);
    // close writing
    into.writeAttr(SUMO_ATTR_SHAPE, n.getShape());
    if (n.getType() == NODETYPE_DEAD_END) {
        into.closeTag();
    } else {
        // write right-of-way logics
        n.writeLogic(into);
        into.closeTag();
    }
}
Пример #10
0
void
NWWriter_DlrNavteq::writeNodesUnsplitted(const OptionsCont& oc, NBNodeCont& nc, NBEdgeCont& ec) {
    // For "real" nodes we simply use the node id.
    // For internal nodes (geometry vectors describing edge geometry in the parlance of this format)
    // we use the id of the edge and do not bother with
    // compression (each direction gets its own internal node).
    // XXX add option for generating numerical ids in case the input network has string ids and the target process needs integers
    OutputDevice& device = OutputDevice::getDevice(oc.getString("dlr-navteq-output") + "_nodes_unsplitted.txt");
    writeHeader(device, oc);
    const GeoConvHelper& gch = GeoConvHelper::getFinal();
    const bool haveGeo = gch.usingGeoProjection();
    const SUMOReal geoScale = pow(10.0f, haveGeo ? 5 : 2); // see NIImporter_DlrNavteq::GEO_SCALE
    device.setPrecision(0);
    if (!haveGeo) {
        WRITE_WARNING("DlrNavteq node data will be written in (floating point) cartesian coordinates");
    }
    // write format specifier
    device << "# NODE_ID\tIS_BETWEEN_NODE\tamount_of_geocoordinates\tx1\ty1\t[x2 y2  ... xn  yn]\n";
    // write normal nodes
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        Position pos = n->getPosition();
        gch.cartesian2geo(pos);
        pos.mul(geoScale);
        device << n->getID() << "\t0\t1\t" << pos.x() << "\t" << pos.y() << "\n";
    }
    // write "internal" nodes
    for (std::map<std::string, NBEdge*>::const_iterator i = ec.begin(); i != ec.end(); ++i) {
        NBEdge* e = (*i).second;
        const PositionVector& geom = e->getGeometry();
        if (geom.size() > 2) {
            std::string internalNodeID = e->getID();
            if (internalNodeID == UNDEFINED ||
                    (nc.retrieve(internalNodeID) != 0)) {
                // need to invent a new name to avoid clashing with the id of a 'real' node or a reserved name
                internalNodeID += "_geometry";
            }
            device << internalNodeID << "\t1\t" << geom.size() - 2;
            for (size_t ii = 1; ii < geom.size() - 1; ++ii) {
                Position pos = geom[(int)ii];
                gch.cartesian2geo(pos);
                pos.mul(geoScale);
                device << "\t" << pos.x() << "\t" << pos.y();
            }
            device << "\n";
        }
    }
    device.close();
}
Пример #11
0
void
GNETLSEditorFrame::updateDescription() const {
    std::string description;
    if (myCurrentJunction == 0) {
        description = "No Junction Selected\n";
    } else {
        NBNode* nbn = myCurrentJunction->getNBNode();
        description = "Current junction: " + nbn->getID() + "\n(";
        if (!nbn->isTLControlled()) {
            description += "uncontrolled, ";
        }
        description += (myHaveModifications ? "modified)" : "unmodified)");
    }
    myDescription->setText(description.c_str());
}
Пример #12
0
// ===========================================================================
// method definitions
// ===========================================================================
GNEJunction::GNEJunction(NBNode& nbn, GNENet* net, bool loaded) :
    GUIGlObject(GLO_JUNCTION, nbn.getID()),
    GNEAttributeCarrier(SUMO_TAG_JUNCTION),
    myNBNode(nbn),
    myOrigPos(nbn.getPosition()),
    myAmCreateEdgeSource(false),
    myNet(net),
    myLogicStatus(loaded ? LOADED : GUESSED),
    myAmResponsible(false),
    myHasValidLogic(loaded),
    myAmTLSSelected(false) {
    const double EXTENT = 2;
    myBoundary = Boundary(
                     myOrigPos.x() - EXTENT, myOrigPos.y() - EXTENT,
                     myOrigPos.x() + EXTENT, myOrigPos.y() + EXTENT);
    myMaxSize = 2 * EXTENT;
    rebuildCrossings(false);
}
Пример #13
0
void
NIXMLConnectionsHandler::addWalkingArea(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    NBNode* node = 0;
    EdgeVector edges;
    const std::string nodeID = attrs.get<std::string>(SUMO_ATTR_NODE, 0, ok);
    std::vector<std::string> edgeIDs;
    if (!attrs.hasAttribute(SUMO_ATTR_EDGES)) {
        WRITE_ERROR("No edges specified for walkingArea at node '" + nodeID + "'.");
        return;
    }
    SUMOSAXAttributes::parseStringVector(attrs.get<std::string>(SUMO_ATTR_EDGES, 0, ok), edgeIDs);
    if (!ok) {
        return;
    }
    for (std::vector<std::string>::const_iterator it = edgeIDs.begin(); it != edgeIDs.end(); ++it) {
        NBEdge* edge = myEdgeCont.retrieve(*it);
        if (edge == 0) {
            WRITE_ERROR("Edge '" + (*it) + "' for walkingArea at node '" + nodeID + "' is not known.");
            return;
        }
        if (node == 0) {
            if (edge->getToNode()->getID() == nodeID) {
                node = edge->getToNode();
            } else if (edge->getFromNode()->getID() == nodeID) {
                node = edge->getFromNode();
            } else {
                WRITE_ERROR("Edge '" + (*it) + "' does not touch node '" + nodeID + "'.");
                return;
            }
        } else {
            if (edge->getToNode() != node && edge->getFromNode() != node) {
                WRITE_ERROR("Edge '" + (*it) + "' does not touch node '" + nodeID + "'.");
                return;
            }
        }
        edges.push_back(edge);
    }
    PositionVector customShape = attrs.getOpt<PositionVector>(SUMO_ATTR_SHAPE, 0, ok, PositionVector::EMPTY);
    if (!NBNetBuilder::transformCoordinates(customShape)) {
        WRITE_ERROR("Unable to project shape for walkingArea at node '" + node->getID() + "'.");
    }
    node->addWalkingAreaShape(edges, customShape);
}
Пример #14
0
void
NBTrafficLightLogicCont::setTLControllingInformation(const NBEdgeCont& ec, const NBNodeCont& nc) {
    Definitions definitions = getDefinitions();
    // set the information about all participants, first
    for (Definitions::iterator it = definitions.begin(); it != definitions.end(); it++) {
        (*it)->setParticipantsInformation();
    }
    // clear previous information because tlDefs may have been removed in NETEDIT
    ec.clearControllingTLInformation();
    // insert the information about the tl-controlling
    for (Definitions::iterator it = definitions.begin(); it != definitions.end(); it++) {
        (*it)->setTLControllingInformation();
    }
    // handle rail signals which are not instantiated as normal definitions
    for (std::map<std::string, NBNode*>::const_iterator it = nc.begin(); it != nc.end(); it ++) {
        NBNode* n = it->second;
        if (n->getType() == NODETYPE_RAIL_SIGNAL || n->getType() == NODETYPE_RAIL_CROSSING) {
            NBOwnTLDef dummy(n->getID(), n, 0, TLTYPE_STATIC);
            dummy.setParticipantsInformation();
            dummy.setTLControllingInformation();
            n->removeTrafficLight(&dummy);
        }
    }
}
Пример #15
0
void
GNETLSEditorFrame::buildIinternalLanes(NBTrafficLightDefinition* tlDef) {
    // clean up previous objects
    SUMORTree& rtree = myViewNet->getNet()->getVisualisationSpeedUp();
    for (TLIndexMap::iterator it = myInternalLanes.begin(); it != myInternalLanes.end(); it++) {
        std::vector<GNEInternalLane*> lanes = it->second;
        for (std::vector<GNEInternalLane*>::iterator it_lane = lanes.begin(); it_lane != lanes.end(); it_lane++) {
            rtree.removeAdditionalGLObject(*it_lane);
            delete *it_lane;
        }
    }
    myInternalLanes.clear();
    if (tlDef != 0) {
        const int NUM_POINTS = 10;
        assert(myCurrentJunction);
        SUMORTree& rtree = myViewNet->getNet()->getVisualisationSpeedUp();
        NBNode* nbn = myCurrentJunction->getNBNode();
        std::string innerID = ":" + nbn->getID(); // see NWWriter_SUMO::writeInternalEdges
        const NBConnectionVector& links = tlDef->getControlledLinks();
        for (NBConnectionVector::const_iterator it = links.begin(); it != links.end(); it++) {
            int tlIndex = it->getTLIndex();
            PositionVector shape = nbn->computeInternalLaneShape(it->getFrom(), NBEdge::Connection(it->getFromLane(),
                                   it->getTo(), it->getToLane()), NUM_POINTS);
            GNEInternalLane* ilane = new GNEInternalLane(this, innerID + '_' + toString(tlIndex),  shape, tlIndex);
            rtree.addAdditionalGLObject(ilane);
            myInternalLanes[tlIndex].push_back(ilane);
        }
        const std::vector<NBNode::Crossing>& crossings = nbn->getCrossings();
        for (std::vector<NBNode::Crossing>::const_iterator it = crossings.begin(); it != crossings.end(); it++) {
            const NBNode::Crossing& c = *it;
            GNEInternalLane* ilane = new GNEInternalLane(this, c.id, c.shape, c.tlLinkNo);
            rtree.addAdditionalGLObject(ilane);
            myInternalLanes[c.tlLinkNo].push_back(ilane);
        }
    }
}
Пример #16
0
void
NWWriter_DlrNavteq::writeNodesUnsplitted(const OptionsCont& oc, NBNodeCont& nc, NBEdgeCont& ec, std::map<NBEdge*, std::string>& internalNodes) {
    // For "real" nodes we simply use the node id.
    // For internal nodes (geometry vectors describing edge geometry in the parlance of this format)
    // we use the id of the edge and do not bother with
    // compression (each direction gets its own internal node).
    OutputDevice& device = OutputDevice::getDevice(oc.getString("dlr-navteq-output") + "_nodes_unsplitted.txt");
    writeHeader(device, oc);
    const GeoConvHelper& gch = GeoConvHelper::getFinal();
    const bool haveGeo = gch.usingGeoProjection();
    const double geoScale = pow(10.0f, haveGeo ? 5 : 2); // see NIImporter_DlrNavteq::GEO_SCALE
    device.setPrecision(oc.getInt("dlr-navteq.precision"));
    if (!haveGeo) {
        WRITE_WARNING("DlrNavteq node data will be written in (floating point) cartesian coordinates");
    }
    // write format specifier
    device << "# NODE_ID\tIS_BETWEEN_NODE\tamount_of_geocoordinates\tx1\ty1\t[x2 y2  ... xn  yn]\n";
    // write header
    Boundary boundary = gch.getConvBoundary();
    Position min(boundary.xmin(), boundary.ymin());
    Position max(boundary.xmax(), boundary.ymax());
    gch.cartesian2geo(min);
    min.mul(geoScale);
    gch.cartesian2geo(max);
    max.mul(geoScale);
    int multinodes = 0;
    for (std::map<std::string, NBEdge*>::const_iterator i = ec.begin(); i != ec.end(); ++i) {
        if ((*i).second->getGeometry().size() > 2) {
            multinodes++;
        }
    }
    device << "# [xmin_region] " << min.x() << "\n";
    device << "# [xmax_region] " << max.x() << "\n";
    device << "# [ymin_region] " << min.y() << "\n";
    device << "# [ymax_region] " << max.y() << "\n";
    device << "# [elements_multinode] " << multinodes << "\n";
    device << "# [elements_normalnode] " << nc.size() << "\n";
    device << "# [xmin] " << min.x() << "\n";
    device << "# [xmax] " << max.x() << "\n";
    device << "# [ymin] " << min.y() << "\n";
    device << "# [ymax] " << max.y() << "\n";
    // write normal nodes
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        Position pos = n->getPosition();
        gch.cartesian2geo(pos);
        pos.mul(geoScale);
        device << n->getID() << "\t0\t1\t" << pos.x() << "\t" << pos.y() << "\n";
    }
    // write "internal" nodes
    std::vector<std::string> avoid;
    std::set<std::string> reservedNodeIDs;
    const bool numericalIDs = oc.getBool("numerical-ids");
    if (oc.isSet("reserved-ids")) {
        NBHelpers::loadPrefixedIDsFomFile(oc.getString("reserved-ids"), "node:", reservedNodeIDs); // backward compatibility
        NBHelpers::loadPrefixedIDsFomFile(oc.getString("reserved-ids"), "junction:", reservedNodeIDs); // selection format
    }
    if (numericalIDs) {
        avoid = nc.getAllNames();
        std::vector<std::string> avoid2 = ec.getAllNames();
        avoid.insert(avoid.end(), avoid2.begin(), avoid2.end());
        avoid.insert(avoid.end(), reservedNodeIDs.begin(), reservedNodeIDs.end());
    }
    IDSupplier idSupplier("", avoid);
    for (std::map<std::string, NBEdge*>::const_iterator i = ec.begin(); i != ec.end(); ++i) {
        NBEdge* e = (*i).second;
        PositionVector geom = e->getGeometry();
        if (geom.size() > 2) {
            // the import NIImporter_DlrNavteq checks for the presence of a
            // negated edge id to determine spread type. We may need to do some
            // shifting to make this consistent
            const bool hasOppositeID = ec.getOppositeByID(e->getID()) != nullptr;
            if (e->getLaneSpreadFunction() == LANESPREAD_RIGHT && !hasOppositeID) {
                // need to write center-line geometry instead
                try {
                    geom.move2side(e->getTotalWidth() / 2);
                } catch (InvalidArgument& exception) {
                    WRITE_WARNING("Could not reconstruct shape for edge:'" + e->getID() + "' (" + exception.what() + ").");
                }
            } else if (e->getLaneSpreadFunction() == LANESPREAD_CENTER && hasOppositeID) {
                // need to write left-border geometry instead
                try {
                    geom.move2side(-e->getTotalWidth() / 2);
                } catch (InvalidArgument& exception) {
                    WRITE_WARNING("Could not reconstruct shape for edge:'" + e->getID() + "' (" + exception.what() + ").");
                }
            }

            std::string internalNodeID = e->getID();
            if (internalNodeID == UNDEFINED
                    || (nc.retrieve(internalNodeID) != nullptr)
                    || reservedNodeIDs.count(internalNodeID) > 0
               ) {
                // need to invent a new name to avoid clashing with the id of a 'real' node or a reserved name
                if (numericalIDs) {
                    internalNodeID = idSupplier.getNext();
                } else {
                    internalNodeID += "_geometry";
                }
            }
            internalNodes[e] = internalNodeID;
            device << internalNodeID << "\t1\t" << geom.size() - 2;
            for (int ii = 1; ii < (int)geom.size() - 1; ++ii) {
                Position pos = geom[(int)ii];
                gch.cartesian2geo(pos);
                pos.mul(geoScale);
                device << "\t" << pos.x() << "\t" << pos.y();
            }
            device << "\n";
        }
    }
    device.close();
}
Пример #17
0
// ===========================================================================
// method definitions
// ===========================================================================
// ---------------------------------------------------------------------------
// static methods
// ---------------------------------------------------------------------------
void
NWWriter_OpenDrive::writeNetwork(const OptionsCont& oc, NBNetBuilder& nb) {
    // check whether an opendrive-file shall be generated
    if (!oc.isSet("opendrive-output")) {
        return;
    }
    const NBNodeCont& nc = nb.getNodeCont();
    const NBEdgeCont& ec = nb.getEdgeCont();
    const bool origNames = oc.getBool("output.original-names");
    const bool lefthand = oc.getBool("lefthand");
    const double straightThresh = DEG2RAD(oc.getFloat("opendrive-output.straight-threshold"));
    // some internal mapping containers
    int nodeID = 1;
    int edgeID = nc.size() * 10; // distinct from node ids
    StringBijection<int> edgeMap;
    StringBijection<int> nodeMap;
    //
    OutputDevice& device = OutputDevice::getDevice(oc.getString("opendrive-output"));
    device << "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
    device.openTag("OpenDRIVE");
    time_t now = time(0);
    std::string dstr(ctime(&now));
    const Boundary& b = GeoConvHelper::getFinal().getConvBoundary();
    // write header
    device.openTag("header");
    device.writeAttr("revMajor", "1");
    device.writeAttr("revMinor", "4");
    device.writeAttr("name", "");
    device.writeAttr("version", "1.00");
    device.writeAttr("date", dstr.substr(0, dstr.length() - 1));
    device.writeAttr("north", b.ymax());
    device.writeAttr("south", b.ymin());
    device.writeAttr("east", b.xmax());
    device.writeAttr("west", b.xmin());
    /* @note obsolete in 1.4
    device.writeAttr("maxRoad", ec.size());
    device.writeAttr("maxJunc", nc.size());
    device.writeAttr("maxPrg", 0);
    */
    device.closeTag();
    // write optional geo reference
    const GeoConvHelper& gch = GeoConvHelper::getFinal();
    if (gch.usingGeoProjection()) {
        if (gch.getOffsetBase() == Position(0,0)) {
            device.openTag("geoReference");
            device.writePreformattedTag(" <![CDATA[\n " 
                    + gch.getProjString() 
                    + "\n]]>\n");
            device.closeTag();
        } else {
            WRITE_WARNING("Could not write OpenDRIVE geoReference. Only unshifted Coordinate systems are supported (offset=" + toString(gch.getOffsetBase()) + ")");
        }
    }

    // write normal edges (road)
    for (std::map<std::string, NBEdge*>::const_iterator i = ec.begin(); i != ec.end(); ++i) {
        const NBEdge* e = (*i).second;
        const int fromNodeID = e->getIncomingEdges().size() > 0 ? getID(e->getFromNode()->getID(), nodeMap, nodeID) : INVALID_ID;
        const int toNodeID = e->getConnections().size() > 0 ? getID(e->getToNode()->getID(), nodeMap, nodeID) : INVALID_ID;
        writeNormalEdge(device, e,
                        getID(e->getID(), edgeMap, edgeID),
                        fromNodeID, toNodeID,
                        origNames, straightThresh);
    }
    device.lf();

    // write junction-internal edges (road). In OpenDRIVE these are called 'paths' or 'connecting roads'
    OutputDevice_String junctionOSS(false, 3);
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        int connectionID = 0; // unique within a junction
        const int nID = getID(n->getID(), nodeMap, nodeID);
        if (n->numNormalConnections() > 0) {
            junctionOSS << "    <junction name=\"" << n->getID() << "\" id=\"" << nID << "\">\n";
        }
        std::vector<NBEdge*> incoming = (*i).second->getIncomingEdges();
        if (lefthand) {
            std::reverse(incoming.begin(), incoming.end());
        }
        for (NBEdge* inEdge : incoming) {
            std::string centerMark = "none";
            const int inEdgeID = getID(inEdge->getID(), edgeMap, edgeID);
            // group parallel edges
            const NBEdge* outEdge = 0;
            bool isOuterEdge = true; // determine where a solid outer border should be drawn
            int lastFromLane = -1;
            std::vector<NBEdge::Connection> parallel;
            std::vector<NBEdge::Connection> connections = inEdge->getConnections();
            if (lefthand) {
                std::reverse(connections.begin(), connections.end());
            }
            for (const NBEdge::Connection& c : connections) {
                assert(c.toEdge != 0);
                if (outEdge != c.toEdge || c.fromLane == lastFromLane) {
                    if (outEdge != 0) {
                        if (isOuterEdge) {
                            addPedestrianConnection(inEdge, outEdge, parallel);
                        }
                        connectionID = writeInternalEdge(device, junctionOSS, inEdge, nID,
                                                         getID(parallel.back().getInternalLaneID(), edgeMap, edgeID),
                                                         inEdgeID,
                                                         getID(outEdge->getID(), edgeMap, edgeID),
                                                         connectionID,
                                                         parallel, isOuterEdge, straightThresh, centerMark);
                        parallel.clear();
                        isOuterEdge = false;
                    }
                    outEdge = c.toEdge;
                }
                lastFromLane = c.fromLane;
                parallel.push_back(c);
            }
            if (isOuterEdge) {
                addPedestrianConnection(inEdge, outEdge, parallel);
            }
            if (!parallel.empty()) {
                if (!lefthand && (n->geometryLike() || inEdge->isTurningDirectionAt(outEdge))) {
                    centerMark = "solid";
                }
                connectionID = writeInternalEdge(device, junctionOSS, inEdge, nID,
                                                 getID(parallel.back().getInternalLaneID(), edgeMap, edgeID),
                                                 inEdgeID,
                                                 getID(outEdge->getID(), edgeMap, edgeID),
                                                 connectionID,
                                                 parallel, isOuterEdge, straightThresh, centerMark);
                parallel.clear();
            }
        }
        if (n->numNormalConnections() > 0) {
            junctionOSS << "    </junction>\n";
        }
    }
    device.lf();
    // write junctions (junction)
    device << junctionOSS.getString();

    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        const std::vector<NBEdge*>& incoming = n->getIncomingEdges();
        // check if any connections must be written
        int numConnections = 0;
        for (std::vector<NBEdge*>::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            numConnections += (int)((*j)->getConnections().size());
        }
        if (numConnections == 0) {
            continue;
        }
        for (std::vector<NBEdge*>::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            const NBEdge* inEdge = *j;
            const std::vector<NBEdge::Connection>& elv = inEdge->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator k = elv.begin(); k != elv.end(); ++k) {
                const NBEdge::Connection& c = *k;
                const NBEdge* outEdge = c.toEdge;
                if (outEdge == 0) {
                    continue;
                }
            }
        }
    }

    device.closeTag();
    device.close();
}
void
NIImporter_VISUM::parse_Lanes() {
    // get the node
    NBNode* node = getNamedNode("KNOTNR");
    // get the edge
    NBEdge* baseEdge = getNamedEdge("STRNR");
    NBEdge* edge = getNamedEdgeContinuating("STRNR", node);
    // check
    if (node == 0 || edge == 0) {
        return;
    }
    // get the lane
    std::string laneS = myLineParser.know("FSNR")
                        ? NBHelpers::normalIDRepresentation(myLineParser.get("FSNR"))
                        : NBHelpers::normalIDRepresentation(myLineParser.get("NR"));
    int lane = -1;
    try {
        lane = TplConvert::_2int(laneS.c_str());
    } catch (NumberFormatException&) {
        WRITE_ERROR("A lane number for edge '" + edge->getID() + "' is not numeric (" + laneS + ").");
        return;
    }
    lane -= 1;
    if (lane < 0) {
        WRITE_ERROR("A lane number for edge '" + edge->getID() + "' is not positive (" + laneS + ").");
        return;
    }
    // get the direction
    std::string dirS = NBHelpers::normalIDRepresentation(myLineParser.get("RICHTTYP"));
    int prevLaneNo = baseEdge->getNumLanes();
    if ((dirS == "1" && !(node->hasIncoming(edge))) || (dirS == "0" && !(node->hasOutgoing(edge)))) {
        // get the last part of the turnaround direction
        edge = getReversedContinuating(edge, node);
    }
    // get the length
    std::string lengthS = NBHelpers::normalIDRepresentation(myLineParser.get("LAENGE"));
    SUMOReal length = -1;
    try {
        length = TplConvert::_2SUMOReal(lengthS.c_str());
    } catch (NumberFormatException&) {
        WRITE_ERROR("A lane length for edge '" + edge->getID() + "' is not numeric (" + lengthS + ").");
        return;
    }
    if (length < 0) {
        WRITE_ERROR("A lane length for edge '" + edge->getID() + "' is not positive (" + lengthS + ").");
        return;
    }
    //
    if (dirS == "1") {
        lane -= prevLaneNo;
    }
    //
    if (length == 0) {
        if ((int) edge->getNumLanes() > lane) {
            // ok, we know this already...
            return;
        }
        // increment by one
        edge->incLaneNo(1);
    } else {
        // check whether this edge already has been created
        if (edge->getID().substr(edge->getID().length() - node->getID().length() - 1) == "_" + node->getID()) {
            if (edge->getID().substr(edge->getID().find('_')) == "_" + toString(length) + "_" + node->getID()) {
                if ((int) edge->getNumLanes() > lane) {
                    // ok, we know this already...
                    return;
                }
                // increment by one
                edge->incLaneNo(1);
                return;
            }
        }
        // nope, we have to split the edge...
        //  maybe it is not the proper edge to split - VISUM seems not to sort the splits...
        bool mustRecheck = true;
        SUMOReal seenLength = 0;
        while (mustRecheck) {
            if (edge->getID().substr(edge->getID().length() - node->getID().length() - 1) == "_" + node->getID()) {
                // ok, we have a previously created edge here
                std::string sub = edge->getID();
                sub = sub.substr(sub.rfind('_', sub.rfind('_') - 1));
                sub = sub.substr(1, sub.find('_', 1) - 1);
                SUMOReal dist = TplConvert::_2SUMOReal(sub.c_str());
                if (dist < length) {
                    seenLength += edge->getLength();
                    if (dirS == "1") {
                        // incoming -> move back
                        edge = edge->getFromNode()->getIncomingEdges()[0];
                    } else {
                        // outgoing -> move forward
                        edge = edge->getToNode()->getOutgoingEdges()[0];
                    }
                } else {
                    mustRecheck = false;
                }
            } else {
                // we have the center edge - do not continue...
                mustRecheck = false;
            }
        }
        // compute position
        Position p;
        SUMOReal useLength = length - seenLength;
        useLength = edge->getLength() - useLength;
        std::string edgeID = edge->getID();
        p = edge->getGeometry().positionAtLengthPosition(useLength);
        if (edgeID.substr(edgeID.length() - node->getID().length() - 1) == "_" + node->getID()) {
            edgeID = edgeID.substr(0, edgeID.find('_'));
        }
        NBNode* rn = new NBNode(edgeID + "_" +  toString((size_t) length) + "_" + node->getID(), p);
        if (!myNetBuilder.getNodeCont().insert(rn)) {
            throw ProcessError("Ups - could not insert node!");
        }
        std::string nid = edgeID + "_" +  toString((size_t) length) + "_" + node->getID();
        myNetBuilder.getEdgeCont().splitAt(myNetBuilder.getDistrictCont(), edge, useLength, rn,
                                           edge->getID(), nid, edge->getNumLanes() + 0, edge->getNumLanes() + 1);
        NBEdge* nedge = myNetBuilder.getEdgeCont().retrieve(nid);
        nedge = nedge->getToNode()->getOutgoingEdges()[0];
        while (nedge->getID().substr(nedge->getID().length() - node->getID().length() - 1) == "_" + node->getID()) {
            assert(nedge->getToNode()->getOutgoingEdges().size() > 0);
            nedge->incLaneNo(1);
            nedge = nedge->getToNode()->getOutgoingEdges()[0];
        }
    }
}
void
NIImporter_VISUM::parse_Connectors() {
    if (OptionsCont::getOptions().getBool("visum.no-connectors")) {
        // do nothing, if connectors shall not be imported
        return;
    }
    // get the source district
    std::string bez = NBHelpers::normalIDRepresentation(myLineParser.get("BezNr"));
    // get the destination node
    NBNode* dest = getNamedNode("KnotNr");
    if (dest == 0) {
        return;
    }
    // get the weight of the connection
    SUMOReal proz = getWeightedFloat("Proz");
    if (proz > 0) {
        proz /= 100.;
    } else {
        proz = 1;
    }
    // get the duration to wait (unused)
//     SUMOReal retard = -1;
//     if (myLineParser.know("t0-IV")) {
//         retard = getNamedFloat("t0-IV", -1);
//     }
    // get the type;
    //  use a standard type with a large speed when a type is not given
    std::string type = myLineParser.know("Typ")
                       ? NBHelpers::normalIDRepresentation(myLineParser.get("Typ"))
                       : "";
    // add the connectors as an edge
    std::string id = bez + "-" + dest->getID();
    // get the information whether this is a sink or a source
    std::string dir = myLineParser.get("Richtung");
    if (dir.length() == 0) {
        dir = "QZ";
    }
    // build the source when needed
    if (dir.find('Q') != std::string::npos) {
        const EdgeVector& edges = dest->getOutgoingEdges();
        bool hasContinuation = false;
        for (EdgeVector::const_iterator i = edges.begin(); i != edges.end(); ++i) {
            if (!(*i)->isMacroscopicConnector()) {
                hasContinuation = true;
            }
        }
        if (!hasContinuation) {
            // obviously, there is no continuation on the net
            WRITE_WARNING("Incoming connector '" + id + "' will not be build - would be not connected to network.");
        } else {
            NBNode* src = buildDistrictNode(bez, dest, true);
            if (src == 0) {
                WRITE_ERROR("The district '" + bez + "' could not be built.");
                return;
            }
            NBEdge* edge = new NBEdge(id, src, dest, "VisumConnector",
                                      OptionsCont::getOptions().getFloat("visum.connector-speeds"),
                                      OptionsCont::getOptions().getInt("visum.connectors-lane-number"),
                                      -1, NBEdge::UNSPECIFIED_WIDTH, NBEdge::UNSPECIFIED_OFFSET,
                                      "", LANESPREAD_RIGHT);
            edge->setAsMacroscopicConnector();
            if (!myNetBuilder.getEdgeCont().insert(edge)) {
                WRITE_ERROR("A duplicate edge id occured (ID='" + id + "').");
                return;
            }
            edge = myNetBuilder.getEdgeCont().retrieve(id);
            if (edge != 0) {
                myNetBuilder.getDistrictCont().addSource(bez, edge, proz);
            }
        }
    }
    // build the sink when needed
    if (dir.find('Z') != std::string::npos) {
        const EdgeVector& edges = dest->getIncomingEdges();
        bool hasPredeccessor = false;
        for (EdgeVector::const_iterator i = edges.begin(); i != edges.end(); ++i) {
            if (!(*i)->isMacroscopicConnector()) {
                hasPredeccessor = true;
            }
        }
        if (!hasPredeccessor) {
            // obviously, the network is not connected to this node
            WRITE_WARNING("Outgoing connector '" + id + "' will not be build - would be not connected to network.");
        } else {
            NBNode* src = buildDistrictNode(bez, dest, false);
            if (src == 0) {
                WRITE_ERROR("The district '" + bez + "' could not be built.");
                return;
            }
            id = "-" + id;
            NBEdge* edge = new NBEdge(id, dest, src, "VisumConnector",
                                      OptionsCont::getOptions().getFloat("visum.connector-speeds"),
                                      OptionsCont::getOptions().getInt("visum.connectors-lane-number"),
                                      -1, NBEdge::UNSPECIFIED_WIDTH, NBEdge::UNSPECIFIED_OFFSET,
                                      "", LANESPREAD_RIGHT);
            edge->setAsMacroscopicConnector();
            if (!myNetBuilder.getEdgeCont().insert(edge)) {
                WRITE_ERROR("A duplicate edge id occured (ID='" + id + "').");
                return;
            }
            edge = myNetBuilder.getEdgeCont().retrieve(id);
            if (edge != 0) {
                myNetBuilder.getDistrictCont().addSink(bez, edge, proz);
            }
        }
    }
}
Пример #20
0
void
NBNodeCont::guessTLs(OptionsCont& oc, NBTrafficLightLogicCont& tlc) {
    // build list of definitely not tls-controlled junctions
    std::vector<NBNode*> ncontrolled;
    if (oc.isSet("tls.unset")) {
        std::vector<std::string> notTLControlledNodes = oc.getStringVector("tls.unset");
        for (std::vector<std::string>::const_iterator i = notTLControlledNodes.begin(); i != notTLControlledNodes.end(); ++i) {
            NBNode* n = NBNodeCont::retrieve(*i);
            if (n == 0) {
                throw ProcessError(" The node '" + *i + "' to set as not-controlled is not known.");
            }
            std::set<NBTrafficLightDefinition*> tls = n->getControllingTLS();
            for (std::set<NBTrafficLightDefinition*>::const_iterator j = tls.begin(); j != tls.end(); ++j) {
                (*j)->removeNode(n);
            }
            n->removeTrafficLights();
            ncontrolled.push_back(n);
        }
    }

    TrafficLightType type = SUMOXMLDefinitions::TrafficLightTypes.get(OptionsCont::getOptions().getString("tls.default-type"));
    // loop#1 checking whether the node shall be tls controlled,
    //  because it is assigned to a district
    if (oc.exists("tls.taz-nodes") && oc.getBool("tls.taz-nodes")) {
        for (NodeCont::iterator i = myNodes.begin(); i != myNodes.end(); i++) {
            NBNode* cur = (*i).second;
            if (cur->isNearDistrict() && find(ncontrolled.begin(), ncontrolled.end(), cur) == ncontrolled.end()) {
                setAsTLControlled(cur, tlc, type);
            }
        }
    }

    // figure out which nodes mark the locations of TLS signals
    // This assumes nodes are already joined
    if (oc.exists("tls.guess-signals") && oc.getBool("tls.guess-signals")) {
        // prepare candidate edges
        const SUMOReal signalDist = oc.getFloat("tls.guess-signals.dist");
        for (std::map<std::string, NBNode*>::const_iterator i = myNodes.begin(); i != myNodes.end(); ++i) {
            NBNode* node = (*i).second;
            if (node->isTLControlled() && node->geometryLike()) {
                const EdgeVector& outgoing = node->getOutgoingEdges();
                for (EdgeVector::const_iterator it_o = outgoing.begin(); it_o != outgoing.end(); ++it_o) {
                    (*it_o)->setSignalOffset((*it_o)->getLength());
                }
            }
        }
        // check which nodes should be controlled
        for (std::map<std::string, NBNode*>::const_iterator i = myNodes.begin(); i != myNodes.end(); ++i) {
            NBNode* node = i->second;
            const EdgeVector& incoming = node->getIncomingEdges();
            if (!node->isTLControlled() && incoming.size() > 1 && !node->geometryLike()) {
                std::vector<NBNode*> signals;
                bool isTLS = true;
                for (EdgeVector::const_iterator it_i = incoming.begin(); it_i != incoming.end(); ++it_i) {
                    const NBEdge* inEdge = *it_i;
                    if (inEdge->getSignalOffset() == NBEdge::UNSPECIFIED_SIGNAL_OFFSET || inEdge->getSignalOffset() > signalDist) {
                        isTLS = false;
                        break;
                    }
                    if (inEdge->getSignalOffset() == inEdge->getLength()) {
                        signals.push_back(inEdge->getFromNode());
                    }
                }
                if (isTLS) {
                    for (std::vector<NBNode*>::iterator j = signals.begin(); j != signals.end(); ++j) {
                        std::set<NBTrafficLightDefinition*> tls = (*j)->getControllingTLS();
                        (*j)->removeTrafficLights();
                        for (std::set<NBTrafficLightDefinition*>::iterator k = tls.begin(); k != tls.end(); ++k) {
                            tlc.removeFully((*j)->getID());
                        }
                    }
                    NBTrafficLightDefinition* tlDef = new NBOwnTLDef("GS_" + node->getID(), node, 0, TLTYPE_STATIC);
                    // @todo patch endOffset for all incoming lanes according to the signal positions
                    if (!tlc.insert(tlDef)) {
                        // actually, nothing should fail here
                        WRITE_WARNING("Could not build joined tls '" + node->getID() + "'.");
                        delete tlDef;
                        return;
                    }
                }
            }
        }
    }

    // maybe no tls shall be guessed
    if (!oc.getBool("tls.guess")) {
        return;
    }

    // guess joined tls first, if wished
    if (oc.getBool("tls.join")) {
        // get node clusters
        std::vector<std::set<NBNode*> > cands;
        generateNodeClusters(oc.getFloat("tls.join-dist"), cands);
        // check these candidates (clusters) whether they should be controlled by a tls
        for (std::vector<std::set<NBNode*> >::iterator i = cands.begin(); i != cands.end();) {
            std::set<NBNode*>& c = (*i);
            // regard only junctions which are not yet controlled and are not
            //  forbidden to be controlled
            for (std::set<NBNode*>::iterator j = c.begin(); j != c.end();) {
                if ((*j)->isTLControlled() || find(ncontrolled.begin(), ncontrolled.end(), *j) != ncontrolled.end()) {
                    c.erase(j++);
                } else {
                    ++j;
                }
            }
            // check whether the cluster should be controlled
            if (!shouldBeTLSControlled(c)) {
                i = cands.erase(i);
            } else {
                ++i;
            }
        }
        // cands now only contain sets of junctions that shall be joined into being tls-controlled
        unsigned int index = 0;
        for (std::vector<std::set<NBNode*> >::iterator i = cands.begin(); i != cands.end(); ++i) {
            std::vector<NBNode*> nodes;
            for (std::set<NBNode*>::iterator j = (*i).begin(); j != (*i).end(); j++) {
                nodes.push_back(*j);
            }
            std::string id = "joinedG_" + toString(index++);
            NBTrafficLightDefinition* tlDef = new NBOwnTLDef(id, nodes, 0, type);
            if (!tlc.insert(tlDef)) {
                // actually, nothing should fail here
                WRITE_WARNING("Could not build guessed, joined tls");
                delete tlDef;
                return;
            }
        }
    }

    // guess tls
    for (NodeCont::iterator i = myNodes.begin(); i != myNodes.end(); i++) {
        NBNode* cur = (*i).second;
        //  do nothing if already is tl-controlled
        if (cur->isTLControlled()) {
            continue;
        }
        // do nothing if in the list of explicit non-controlled junctions
        if (find(ncontrolled.begin(), ncontrolled.end(), cur) != ncontrolled.end()) {
            continue;
        }
        std::set<NBNode*> c;
        c.insert(cur);
        if (!shouldBeTLSControlled(c) || cur->getIncomingEdges().size() < 3) {
            continue;
        }
        setAsTLControlled((*i).second, tlc, type);
    }
}
Пример #21
0
void
NIXMLConnectionsHandler::addCrossing(const SUMOSAXAttributes& attrs) {
    bool ok = true;
    NBNode* node = 0;
    EdgeVector edges;
    const std::string nodeID = attrs.get<std::string>(SUMO_ATTR_NODE, 0, ok);
    const double width = attrs.getOpt<double>(SUMO_ATTR_WIDTH, nodeID.c_str(), ok, NBEdge::UNSPECIFIED_WIDTH, true);
    const bool discard = attrs.getOpt<bool>(SUMO_ATTR_DISCARD, nodeID.c_str(), ok, false, true);
    int tlIndex = attrs.getOpt<int>(SUMO_ATTR_TLLINKINDEX, 0, ok, -1);
    int tlIndex2 = attrs.getOpt<int>(SUMO_ATTR_TLLINKINDEX2, 0, ok, -1);
    std::vector<std::string> edgeIDs;
    if (!attrs.hasAttribute(SUMO_ATTR_EDGES)) {
        if (discard) {
            node = myNodeCont.retrieve(nodeID);
            if (node == 0) {
                WRITE_ERROR("Node '" + nodeID + "' in crossing is not known.");
                return;
            }
            node->discardAllCrossings(true);
            return;
        } else {
            WRITE_ERROR("No edges specified for crossing at node '" + nodeID + "'.");
            return;
        }
    }
    SUMOSAXAttributes::parseStringVector(attrs.get<std::string>(SUMO_ATTR_EDGES, 0, ok), edgeIDs);
    if (!ok) {
        return;
    }
    for (std::vector<std::string>::const_iterator it = edgeIDs.begin(); it != edgeIDs.end(); ++it) {
        NBEdge* edge = myEdgeCont.retrieve(*it);
        if (edge == 0) {
            WRITE_ERROR("Edge '" + (*it) + "' for crossing at node '" + nodeID + "' is not known.");
            return;
        }
        if (node == 0) {
            if (edge->getToNode()->getID() == nodeID) {
                node = edge->getToNode();
            } else if (edge->getFromNode()->getID() == nodeID) {
                node = edge->getFromNode();
            } else {
                WRITE_ERROR("Edge '" + (*it) + "' does not touch node '" + nodeID + "'.");
                return;
            }
        } else {
            if (edge->getToNode() != node && edge->getFromNode() != node) {
                WRITE_ERROR("Edge '" + (*it) + "' does not touch node '" + nodeID + "'.");
                return;
            }
        }
        edges.push_back(edge);
    }
    bool priority = attrs.getOpt<bool>(SUMO_ATTR_PRIORITY, nodeID.c_str(), ok, node->isTLControlled(), true);
    if (node->isTLControlled() && !priority) {
        // traffic_light nodes should always have priority crossings
        WRITE_WARNING("Crossing at controlled node '" + nodeID + "' must be prioritized");
        priority = true;
    }
    PositionVector customShape = attrs.getOpt<PositionVector>(SUMO_ATTR_SHAPE, 0, ok, PositionVector::EMPTY);
    if (!NBNetBuilder::transformCoordinates(customShape)) {
        WRITE_ERROR("Unable to project shape for crossing at node '" + node->getID() + "'.");
    }
    if (discard) {
        node->removeCrossing(edges);
    } else {
        if (node->checkCrossingDuplicated(edges)) {
            WRITE_ERROR("Crossing with edges '" + toString(edges) + "' already exists at node '" + node->getID() + "'.");
            return;
        }
        node->addCrossing(edges, width, priority, tlIndex, tlIndex2, customShape);
    }
}
Пример #22
0
void
NWWriter_SUMO::writeJunction(OutputDevice& into, const NBNode& n, const bool checkLaneFoes) {
    // write the attributes
    into.openTag(SUMO_TAG_JUNCTION).writeAttr(SUMO_ATTR_ID, n.getID());
    into.writeAttr(SUMO_ATTR_TYPE, n.getType());
    NWFrame::writePositionLong(n.getPosition(), into);
    // write the incoming lanes
    std::string incLanes;
    const std::vector<NBEdge*>& incoming = n.getIncomingEdges();
    for (std::vector<NBEdge*>::const_iterator i = incoming.begin(); i != incoming.end(); ++i) {
        unsigned int noLanes = (*i)->getNumLanes();
        for (unsigned int j = 0; j < noLanes; j++) {
            incLanes += (*i)->getLaneID(j);
            if (i != incoming.end() - 1 || j < noLanes - 1) {
                incLanes += ' ';
            }
        }
    }
    const std::vector<NBNode::Crossing>& crossings = n.getCrossings();
    for (std::vector<NBNode::Crossing>::const_iterator it = crossings.begin(); it != crossings.end(); it++) {
        incLanes += ' ' + (*it).prevWalkingArea + "_0";
    }
    into.writeAttr(SUMO_ATTR_INCLANES, incLanes);
    // write the internal lanes
    std::string intLanes;
    if (!OptionsCont::getOptions().getBool("no-internal-links")) {
        unsigned int l = 0;
        for (EdgeVector::const_iterator i = incoming.begin(); i != incoming.end(); i++) {
            const std::vector<NBEdge::Connection>& elv = (*i)->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator k = elv.begin(); k != elv.end(); ++k) {
                if ((*k).toEdge == 0) {
                    continue;
                }
                if (l != 0) {
                    intLanes += ' ';
                }
                if (!(*k).haveVia) {
                    intLanes += (*k).getInternalLaneID();
                } else {
                    intLanes += (*k).viaID + "_0";
                }
                l++;
            }
        }
    }
    if (n.getType() != NODETYPE_DEAD_END && n.getType() != NODETYPE_NOJUNCTION) {
        for (std::vector<NBNode::Crossing>::const_iterator it = crossings.begin(); it != crossings.end(); it++) {
            intLanes += ' ' + (*it).id + "_0";
        }
    }
    into.writeAttr(SUMO_ATTR_INTLANES, intLanes);
    // close writing
    into.writeAttr(SUMO_ATTR_SHAPE, n.getShape());
    // write optional radius
    if (n.getRadius() != NBNode::UNSPECIFIED_RADIUS) {
        into.writeAttr(SUMO_ATTR_RADIUS, n.getRadius());
    }
    // specify whether a custom shape was used
    if (n.hasCustomShape()) {
        into.writeAttr(SUMO_ATTR_CUSTOMSHAPE, true);
    }
    if (n.getType() == NODETYPE_DEAD_END) {
        into.closeTag();
    } else {
        // write right-of-way logics
        n.writeLogic(into, checkLaneFoes);
        into.closeTag();
    }
}
Пример #23
0
// ===========================================================================
// method definitions
// ===========================================================================
// ---------------------------------------------------------------------------
// static methods
// ---------------------------------------------------------------------------
void
NWWriter_OpenDrive::writeNetwork(const OptionsCont& oc, NBNetBuilder& nb) {
    // check whether an opendrive-file shall be generated
    if (!oc.isSet("opendrive-output")) {
        return;
    }
    const NBNodeCont& nc = nb.getNodeCont();
    const NBEdgeCont& ec = nb.getEdgeCont();
    const bool origNames = oc.getBool("output.original-names");
    const SUMOReal straightThresh = DEG2RAD(oc.getFloat("opendrive-output.straight-threshold"));
    // some internal mapping containers
    int nodeID = 1;
    int edgeID = nc.size() * 10; // distinct from node ids
    StringBijection<int> edgeMap;
    StringBijection<int> nodeMap;
    //
    OutputDevice& device = OutputDevice::getDevice(oc.getString("opendrive-output"));
    device << "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
    device.openTag("OpenDRIVE");
    time_t now = time(0);
    std::string dstr(ctime(&now));
    const Boundary& b = GeoConvHelper::getFinal().getConvBoundary();
    // write header
    device.openTag("header");
    device.writeAttr("revMajor", "1");
    device.writeAttr("revMinor", "4");
    device.writeAttr("name", "");
    device.writeAttr("version", "1.00");
    device.writeAttr("date", dstr.substr(0, dstr.length() - 1));
    device.writeAttr("north", b.ymax());
    device.writeAttr("south", b.ymin());
    device.writeAttr("east", b.xmax());
    device.writeAttr("west", b.xmin());
    /* @note obsolete in 1.4
    device.writeAttr("maxRoad", ec.size());
    device.writeAttr("maxJunc", nc.size());
    device.writeAttr("maxPrg", 0);
    */
    device.closeTag();

    // write normal edges (road)
    for (std::map<std::string, NBEdge*>::const_iterator i = ec.begin(); i != ec.end(); ++i) {
        const NBEdge* e = (*i).second;

        // buffer output because some fields are computed out of order
        OutputDevice_String elevationOSS(false, 3);
        elevationOSS.setPrecision(8);
        OutputDevice_String planViewOSS(false, 2);
        planViewOSS.setPrecision(8);
        SUMOReal length = 0;

        planViewOSS.openTag("planView");
        planViewOSS.setPrecision(8); // geometry hdg requires higher precision
        // for the shape we need to use the leftmost border of the leftmost lane
        const std::vector<NBEdge::Lane>& lanes = e->getLanes();
        PositionVector ls = getLeftLaneBorder(e);
#ifdef DEBUG_SMOOTH_GEOM
        if (DEBUGCOND) {
            std::cout << "write planview for edge " << e->getID() << "\n";
        }
#endif

        if (ls.size() == 2 || e->getPermissions() == SVC_PEDESTRIAN) {
            // foot paths may contain sharp angles
            length = writeGeomLines(ls, planViewOSS, elevationOSS);
        } else {
            bool ok = writeGeomSmooth(ls, e->getSpeed(), planViewOSS, elevationOSS, straightThresh, length);
            if (!ok) {
                WRITE_WARNING("Could not compute smooth shape for edge '" + e->getID() + "'.");
            }
        }
        planViewOSS.closeTag();

        device.openTag("road");
        device.writeAttr("name", StringUtils::escapeXML(e->getStreetName()));
        device.setPrecision(8); // length requires higher precision
        device.writeAttr("length", MAX2(POSITION_EPS, length));
        device.setPrecision(OUTPUT_ACCURACY); 
        device.writeAttr("id", getID(e->getID(), edgeMap, edgeID));
        device.writeAttr("junction", -1);
        const bool hasSucc = e->getConnections().size() > 0;
        const bool hasPred = e->getIncomingEdges().size() > 0;
        if (hasPred || hasSucc) {
            device.openTag("link");
            if (hasPred) {
                device.openTag("predecessor");
                device.writeAttr("elementType", "junction");
                device.writeAttr("elementId", getID(e->getFromNode()->getID(), nodeMap, nodeID));
                device.closeTag();
            }
            if (hasSucc) {
                device.openTag("successor");
                device.writeAttr("elementType", "junction");
                device.writeAttr("elementId", getID(e->getToNode()->getID(), nodeMap, nodeID));
                device.closeTag();
            }
            device.closeTag();
        }
        device.openTag("type").writeAttr("s", 0).writeAttr("type", "town").closeTag();
        device << planViewOSS.getString();
        writeElevationProfile(ls, device, elevationOSS);
        device << "        <lateralProfile/>\n";
        device << "        <lanes>\n";
        device << "            <laneSection s=\"0\">\n";
        writeEmptyCenterLane(device, "solid", 0.13);
        device << "                <right>\n";
        for (int j = e->getNumLanes(); --j >= 0;) {
            device << "                    <lane id=\"-" << e->getNumLanes() - j << "\" type=\"" << getLaneType(e->getPermissions(j)) << "\" level=\"true\">\n";
            device << "                        <link/>\n";
            // this could be used for geometry-link junctions without u-turn,
            // predecessor and sucessors would be lane indices,
            // road predecessor / succesfors would be of type 'road' rather than
            // 'junction'
            //device << "                            <predecessor id=\"-1\"/>\n";
            //device << "                            <successor id=\"-1\"/>\n";
            //device << "                        </link>\n";
            device << "                        <width sOffset=\"0\" a=\"" << e->getLaneWidth(j) << "\" b=\"0\" c=\"0\" d=\"0\"/>\n";
            std::string markType = "broken";
            if (j == 0) {
                markType = "solid";
            }
            device << "                        <roadMark sOffset=\"0\" type=\"" << markType << "\" weight=\"standard\" color=\"standard\" width=\"0.13\"/>\n";
            device << "                        <speed sOffset=\"0\" max=\"" << lanes[j].speed << "\"/>\n";
            device << "                    </lane>\n";
        }
        device << "                 </right>\n";
        device << "            </laneSection>\n";
        device << "        </lanes>\n";
        device << "        <objects/>\n";
        device << "        <signals/>\n";
        if (origNames) {
            device << "        <userData code=\"sumoId\" value=\"" << e->getID() << "\"/>\n";
        }
        device.closeTag();
        checkLaneGeometries(e);
    }
    device.lf();

    // write junction-internal edges (road). In OpenDRIVE these are called 'paths' or 'connecting roads'
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        const std::vector<NBEdge*>& incoming = (*i).second->getIncomingEdges();
        for (std::vector<NBEdge*>::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            const NBEdge* inEdge = *j;
            const std::vector<NBEdge::Connection>& elv = inEdge->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator k = elv.begin(); k != elv.end(); ++k) {
                const NBEdge::Connection& c = *k;
                const NBEdge* outEdge = c.toEdge;
                if (outEdge == 0) {
                    continue;
                }
                const SUMOReal width = c.toEdge->getLaneWidth(c.toLane);
                const PositionVector begShape = getLeftLaneBorder(inEdge, c.fromLane);
                const PositionVector endShape = getLeftLaneBorder(outEdge, c.toLane);
                //std::cout << "computing reference line for internal lane " << c.getInternalLaneID() << " begLane=" << inEdge->getLaneShape(c.fromLane) << " endLane=" << outEdge->getLaneShape(c.toLane) << "\n";

                SUMOReal length;
                PositionVector fallBackShape;
                fallBackShape.push_back(begShape.back());
                fallBackShape.push_back(endShape.front());
                const bool turnaround = inEdge->isTurningDirectionAt(outEdge);
                bool ok = true;
                PositionVector init = NBNode::bezierControlPoints(begShape, endShape, turnaround, 25, 25, ok, 0, straightThresh);
                if (init.size() == 0) {
                    length = fallBackShape.length2D();
                    // problem with turnarounds is known, method currently returns 'ok' (#2539)
                    if (!ok) {
                        WRITE_WARNING("Could not compute smooth shape from lane '" + inEdge->getLaneID(c.fromLane) + "' to lane '" + outEdge->getLaneID(c.toLane) + "'. Use option 'junctions.scurve-stretch' or increase radius of junction '" + inEdge->getToNode()->getID() + "' to fix this.");
                    }
                } else {
                    length = bezier(init, 12).length2D();
                }

                device.openTag("road");
                device.writeAttr("name", c.getInternalLaneID());
                device.setPrecision(8); // length requires higher precision
                device.writeAttr("length", MAX2(POSITION_EPS, length));
                device.setPrecision(OUTPUT_ACCURACY); 
                device.writeAttr("id", getID(c.getInternalLaneID(), edgeMap, edgeID));
                device.writeAttr("junction", getID(n->getID(), nodeMap, nodeID));
                device.openTag("link");
                device.openTag("predecessor");
                device.writeAttr("elementType", "road");
                device.writeAttr("elementId", getID(inEdge->getID(), edgeMap, edgeID));
                device.writeAttr("contactPoint", "end");
                device.closeTag();
                device.openTag("successor");
                device.writeAttr("elementType", "road");
                device.writeAttr("elementId", getID(outEdge->getID(), edgeMap, edgeID));
                device.writeAttr("contactPoint", "start");
                device.closeTag();
                device.closeTag();
                device.openTag("type").writeAttr("s", 0).writeAttr("type", "town").closeTag();
                device.openTag("planView");
                device.setPrecision(8); // geometry hdg requires higher precision
                OutputDevice_String elevationOSS(false, 3);
#ifdef DEBUG_SMOOTH_GEOM
                if (DEBUGCOND) {
                    std::cout << "write planview for internal edge " << c.getInternalLaneID() << " init=" << init << " fallback=" << fallBackShape << "\n";
                }
#endif
                if (init.size() == 0) {
                    writeGeomLines(fallBackShape, device, elevationOSS);
                } else {
                    writeGeomPP3(device, elevationOSS, init, length);
                }
                device.setPrecision(OUTPUT_ACCURACY);
                device.closeTag();
                writeElevationProfile(fallBackShape, device, elevationOSS);
                device << "        <lateralProfile/>\n";
                device << "        <lanes>\n";
                device << "            <laneSection s=\"0\">\n";
                writeEmptyCenterLane(device, "none", 0);
                device << "                <right>\n";
                device << "                    <lane id=\"-1\" type=\"" << getLaneType(outEdge->getPermissions(c.toLane)) << "\" level=\"true\">\n";
                device << "                        <link>\n";
                device << "                            <predecessor id=\"-" << inEdge->getNumLanes() - c.fromLane << "\"/>\n";
                device << "                            <successor id=\"-" << outEdge->getNumLanes() - c.toLane << "\"/>\n";
                device << "                        </link>\n";
                device << "                        <width sOffset=\"0\" a=\"" << width << "\" b=\"0\" c=\"0\" d=\"0\"/>\n";
                device << "                        <roadMark sOffset=\"0\" type=\"none\" weight=\"standard\" color=\"standard\" width=\"0.13\"/>\n";
                device << "                    </lane>\n";
                device << "                 </right>\n";
                device << "            </laneSection>\n";
                device << "        </lanes>\n";
                device << "        <objects/>\n";
                device << "        <signals/>\n";
                device.closeTag();
            }
        }
    }

    // write junctions (junction)
    for (std::map<std::string, NBNode*>::const_iterator i = nc.begin(); i != nc.end(); ++i) {
        NBNode* n = (*i).second;
        const std::vector<NBEdge*>& incoming = n->getIncomingEdges();
        // check if any connections must be written
        int numConnections = 0;
        for (std::vector<NBEdge*>::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            numConnections += (int)((*j)->getConnections().size());
        }
        if (numConnections == 0) {
            continue;
        }
        device << "    <junction name=\"" << n->getID() << "\" id=\"" << getID(n->getID(), nodeMap, nodeID) << "\">\n";
        int index = 0;
        for (std::vector<NBEdge*>::const_iterator j = incoming.begin(); j != incoming.end(); ++j) {
            const NBEdge* inEdge = *j;
            const std::vector<NBEdge::Connection>& elv = inEdge->getConnections();
            for (std::vector<NBEdge::Connection>::const_iterator k = elv.begin(); k != elv.end(); ++k) {
                const NBEdge::Connection& c = *k;
                const NBEdge* outEdge = c.toEdge;
                if (outEdge == 0) {
                    continue;
                }
                device << "    <connection id=\""
                       << index << "\" incomingRoad=\"" << getID(inEdge->getID(), edgeMap, edgeID)
                       << "\" connectingRoad=\""
                       << getID(c.getInternalLaneID(), edgeMap, edgeID)
                       << "\" contactPoint=\"start\">\n";
                device << "        <laneLink from=\"-" << inEdge->getNumLanes() - c.fromLane
                       << "\" to=\"-1"  // every connection has its own edge
                       << "\"/>\n";
                device << "    </connection>\n";
                ++index;
            }
        }
        device << "    </junction>\n";
    }

    device.closeTag();
    device.close();
}