C++ NBTrafficLightLogicCont::replaceRemoved方法代码示例

unsigned int
NBNodeCont::removeUnwishedNodes(NBDistrictCont& dc, NBEdgeCont& ec,
                                NBJoinedEdgesMap& je, NBTrafficLightLogicCont& tlc,
                                bool removeGeometryNodes) {
    unsigned int no = 0;
    std::vector<NBNode*> toRemove;
    for (NodeCont::iterator i = myNodes.begin(); i != myNodes.end(); i++) {
        NBNode* current = (*i).second;
        bool remove = false;
        std::vector<std::pair<NBEdge*, NBEdge*> > toJoin;
        // check for completely empty nodes
        if (current->getOutgoingEdges().size() == 0 && current->getIncomingEdges().size() == 0) {
            // remove if empty
            remove = true;
        }
        // check for nodes which are only geometry nodes
        if (removeGeometryNodes) {
            if ((current->getOutgoingEdges().size() == 1 && current->getIncomingEdges().size() == 1)
                    ||
                    (current->getOutgoingEdges().size() == 2 && current->getIncomingEdges().size() == 2)) {
                // ok, one in, one out or two in, two out
                //  -> ask the node whether to join
                remove = current->checkIsRemovable();
                if (remove) {
                    toJoin = current->getEdgesToJoin();
                }
            }
        }
        // remove the node and join the geometries when wished
        if (!remove) {
            continue;
        }
        for (std::vector<std::pair<NBEdge*, NBEdge*> >::iterator j = toJoin.begin(); j != toJoin.end(); j++) {
            NBEdge* begin = (*j).first;
            NBEdge* continuation = (*j).second;
            begin->append(continuation);
            continuation->getToNode()->replaceIncoming(continuation, begin, 0);
            tlc.replaceRemoved(continuation, -1, begin, -1);
            je.appended(begin->getID(), continuation->getID());
            ec.erase(dc, continuation);
        }
        toRemove.push_back(current);
        no++;
    }
    // erase all
    for (std::vector<NBNode*>::iterator j = toRemove.begin(); j != toRemove.end(); ++j) {
        erase(*j);
    }
    return no;
}

void
NBEdgeCont::joinSameNodeConnectingEdges(NBDistrictCont& dc,
                                        NBTrafficLightLogicCont& tlc,
                                        EdgeVector edges) {
    // !!! Attention!
    //  No merging of the geometry to come is being done
    //  The connections are moved from one edge to another within
    //   the replacement where the edge is a node's incoming edge.

    // count the number of lanes, the speed and the id
    unsigned int nolanes = 0;
    SUMOReal speed = 0;
    int priority = 0;
    std::string id;
    sort(edges.begin(), edges.end(), NBContHelper::same_connection_edge_sorter());
    // retrieve the connected nodes
    NBEdge* tpledge = *(edges.begin());
    NBNode* from = tpledge->getFromNode();
    NBNode* to = tpledge->getToNode();
    EdgeVector::const_iterator i;
    for (i = edges.begin(); i != edges.end(); i++) {
        // some assertions
        assert((*i)->getFromNode() == from);
        assert((*i)->getToNode() == to);
        // ad the number of lanes the current edge has
        nolanes += (*i)->getNumLanes();
        // build the id
        if (i != edges.begin()) {
            id += "+";
        }
        id += (*i)->getID();
        // compute the speed
        speed += (*i)->getSpeed();
        // build the priority
        priority = MAX2(priority, (*i)->getPriority());
    }
    speed /= edges.size();
    // build the new edge
    // @bug new edge does not know about allowed vclass of old edges
    // @bug both the width and the offset are not regarded
    NBEdge* newEdge = new NBEdge(id, from, to, "", speed, nolanes, priority,
                                 NBEdge::UNSPECIFIED_WIDTH, NBEdge::UNSPECIFIED_OFFSET,
                                 tpledge->getStreetName(), tpledge->myLaneSpreadFunction);
    insert(newEdge, true);
    // replace old edge by current within the nodes
    //  and delete the old
    from->replaceOutgoing(edges, newEdge);
    to->replaceIncoming(edges, newEdge);
    // patch connections
    //  add edge2edge-information
    for (i = edges.begin(); i != edges.end(); i++) {
        EdgeVector ev = (*i)->getConnectedEdges();
        for (EdgeVector::iterator j = ev.begin(); j != ev.end(); j++) {
            newEdge->addEdge2EdgeConnection(*j);
        }
    }
    //  move lane2lane-connections
    unsigned int currLane = 0;
    for (i = edges.begin(); i != edges.end(); i++) {
        newEdge->moveOutgoingConnectionsFrom(*i, currLane);
        currLane += (*i)->getNumLanes();
    }
    // patch tl-information
    currLane = 0;
    for (i = edges.begin(); i != edges.end(); i++) {
        unsigned int noLanes = (*i)->getNumLanes();
        for (unsigned int j = 0; j < noLanes; j++, currLane++) {
            // replace in traffic lights
            tlc.replaceRemoved(*i, j, newEdge, currLane);
        }
    }
    // delete joined edges
    for (i = edges.begin(); i != edges.end(); i++) {
        erase(dc, *i);
    }
}