GUILane.cpp

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2025 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
/****************************************************************************/
// Representation of a lane in the micro simulation (gui-version)
/****************************************************************************/
#include <config.h>
 
#include <string>
#include <utility>
#include <utils/foxtools/fxheader.h>
#include <utils/geom/GeomHelper.h>
#include <utils/geom/Position.h>
#include <microsim/logging/FunctionBinding.h>
#include <utils/options/OptionsCont.h>
#include <utils/common/MsgHandler.h>
#include <utils/common/StdDefs.h>
#include <utils/geom/GeomHelper.h>
#include <utils/gui/div/GLHelper.h>
#include <utils/gui/div/GUIParameterTableWindow.h>
#include <utils/gui/div/GUIGlobalSelection.h>
#include <utils/gui/globjects/GLIncludes.h>
#include <utils/gui/globjects/GUIPolygon.h>
#include <utils/gui/images/VClassIcons.h>
#include <utils/gui/windows/GUISUMOAbstractView.h>
#include <utils/gui/windows/GUIAppEnum.h>
#include <gui/GUIGlobals.h>
#include <microsim/MSGlobals.h>
#include <microsim/MSLane.h>
#include <microsim/MSLink.h>
#include <microsim/MSVehicleControl.h>
#include <microsim/MSInsertionControl.h>
#include <microsim/MSVehicleTransfer.h>
#include <microsim/MSNet.h>
#include <microsim/MSEdgeWeightsStorage.h>
#include <microsim/MSParkingArea.h>
#include <microsim/devices/MSDevice_Routing.h>
#include <microsim/traffic_lights/MSRailSignal.h>
#include <microsim/traffic_lights/MSDriveWay.h>
#include <mesosim/MELoop.h>
#include <mesosim/MESegment.h>
#include "GUILane.h"
#include "GUIEdge.h"
#include "GUIVehicle.h"
#include "GUINet.h"
#include <utils/gui/div/GUIDesigns.h>
 
#include <osgview/GUIOSGHeader.h>
 
#define RENDERING_BUFFER 10
 
//#define GUILane_DEBUG_DRAW_FOE_INTERSECTIONS
//#define GUILane_DEBUG_DRAW_CROSSING_OUTLINE
 
// ===========================================================================
// static member declaration
// ===========================================================================
const RGBColor GUILane::MESO_USE_LANE_COLOR(0, 0, 0, 0);
GUIVisualizationSettings* GUILane::myCachedGUISettings(nullptr);
 
 
// ===========================================================================
// method definitions
// ===========================================================================
GUILane::GUILane(const std::string& id, double maxSpeed, double friction, double length,
                 MSEdge* const edge, int numericalID,
                 const PositionVector& shape, double width,
                 SVCPermissions permissions,
                 SVCPermissions changeLeft, SVCPermissions changeRight,
                 int index, bool isRampAccel,
                 const std::string& type,
                 const PositionVector& outlineShape) :
    MSLane(id, maxSpeed, friction, length, edge, numericalID, shape, width, permissions, changeLeft, changeRight, index, isRampAccel, type, outlineShape),
    GUIGlObject(GLO_LANE, id, GUIIconSubSys::getIcon(GUIIcon::LANE)),
    myParkingAreas(nullptr),
    myTesselation(nullptr),
#ifdef HAVE_OSG
    myGeom(0),
#endif
    myAmClosed(false),
    myLengthGeometryFactor2(myLengthGeometryFactor),
    myLock(true) {
    if (MSGlobals::gUseMesoSim) {
        myShape = splitAtSegments(shape);
        assert(fabs(myShape.length() - shape.length()) < POSITION_EPS);
        assert(myShapeSegments.size() == myShape.size());
    }
    initRotations(myShape, myShapeRotations, myShapeLengths, myShapeColors);
    //
    myHalfLaneWidth = myWidth / 2.;
    myQuarterLaneWidth = myWidth / 4.;
}
 
 
GUILane::~GUILane() {
    // just to quit cleanly on a failure
    if (myLock.locked()) {
        myLock.unlock();
    }
    delete myParkingAreas;
    delete myTesselation;
}
 
 
void
GUILane::initRotations(const PositionVector& shape,
                       std::vector<double>& rotations,
                       std::vector<double>& lengths,
                       std::vector<RGBColor>& colors) {
    rotations.clear();
    lengths.clear();
    colors.clear();
    rotations.reserve(shape.size() - 1);
    lengths.reserve(shape.size() - 1);
    colors.reserve(shape.size() - 1);
    int e = (int) shape.size() - 1;
    for (int i = 0; i < e; ++i) {
        const Position& f = shape[i];
        const Position& s = shape[i + 1];
        lengths.push_back(f.distanceTo2D(s));
        rotations.push_back(RAD2DEG(atan2(s.x() - f.x(), f.y() - s.y())));
    }
}
 
 
void
GUILane::addSecondaryShape(const PositionVector& shape) {
    myShape2 = shape;
    initRotations(myShape2, myShapeRotations2, myShapeLengths2, myShapeColors2);
    myLengthGeometryFactor2 = MAX2(POSITION_EPS, myShape2.length()) / myLength;
}
 
 
// ------ Vehicle insertion ------
void
GUILane::incorporateVehicle(MSVehicle* veh, double pos, double speed, double posLat,
                            const MSLane::VehCont::iterator& at,
                            MSMoveReminder::Notification notification) {
    FXMutexLock locker(myLock);
    MSLane::incorporateVehicle(veh, pos, speed, posLat, at, notification);
}
 
 
// ------ Access to vehicles ------
const MSLane::VehCont&
GUILane::getVehiclesSecure() const {
    myLock.lock();
    return myVehicles;
}
 
 
void
GUILane::releaseVehicles() const {
    myLock.unlock();
}
 
 
void
GUILane::planMovements(const SUMOTime t) {
    FXMutexLock locker(myLock);
    MSLane::planMovements(t);
}
 
void
GUILane::setJunctionApproaches() const {
    FXMutexLock locker(myLock);
    MSLane::setJunctionApproaches();
}
 
 
void
GUILane::executeMovements(const SUMOTime t) {
    FXMutexLock locker(myLock);
    MSLane::executeMovements(t);
}
 
 
MSVehicle*
GUILane::removeVehicle(MSVehicle* remVehicle, MSMoveReminder::Notification notification, bool notify) {
    FXMutexLock locker(myLock);
    return MSLane::removeVehicle(remVehicle, notification, notify);
}
 
 
void
GUILane::removeParking(MSBaseVehicle* remVehicle) {
    FXMutexLock locker(myLock);
    return MSLane::removeParking(remVehicle);
}
 
 
void
GUILane::swapAfterLaneChange(SUMOTime t) {
    FXMutexLock locker(myLock);
    MSLane::swapAfterLaneChange(t);
}
 
 
void
GUILane::integrateNewVehicles() {
    FXMutexLock locker(myLock);
    MSLane::integrateNewVehicles();
}
 
 
void
GUILane::detectCollisions(SUMOTime timestep, const std::string& stage) {
    FXMutexLock locker(myLock);
    MSLane::detectCollisions(timestep, stage);
}
 
 
double
GUILane::setPartialOccupation(MSVehicle* v) {
    FXMutexLock locker(myLock);
    return MSLane::setPartialOccupation(v);
}
 
 
void
GUILane::resetPartialOccupation(MSVehicle* v) {
    FXMutexLock locker(myLock);
    MSLane::resetPartialOccupation(v);
}
 
 
// ------ Drawing methods ------
void
GUILane::drawLinkNo(const GUIVisualizationSettings& s) const {
    int noLinks = (int)myLinks.size();
    if (noLinks == 0) {
        return;
    }
    // draw all links
    if (getEdge().isCrossing()) {
        // draw indices at the start and end of the crossing
        const MSLink* const link = getLogicalPredecessorLane()->getLinkTo(this);
        PositionVector shape = getShape(s.secondaryShape);
        shape.extrapolate(0.5); // draw on top of the walking area
        GLHelper::drawTextAtEnd(toString(link->getIndex()), shape, 0, s.drawLinkJunctionIndex, s.scale);
        GLHelper::drawTextAtEnd(toString(link->getIndex()), shape.reverse(), 0, s.drawLinkJunctionIndex, s.scale);
        return;
    }
    // draw all links
    double w = myWidth / (double) noLinks;
    double x1 = myHalfLaneWidth;
    for (int i = noLinks; --i >= 0;) {
        double x2 = x1 - (double)(w / 2.);
        GLHelper::drawTextAtEnd(toString(myLinks[MSGlobals::gLefthand ? noLinks - 1 - i : i]->getIndex()), getShape(s.secondaryShape), x2, s.drawLinkJunctionIndex, s.scale);
        x1 -= w;
    }
}
 
 
void
GUILane::drawTLSLinkNo(const GUIVisualizationSettings& s, const GUINet& net) const {
    int noLinks = (int)myLinks.size();
    if (noLinks == 0) {
        return;
    }
    if (getEdge().isCrossing()) {
        // draw indices at the start and end of the crossing
        const MSLink* const link = getLogicalPredecessorLane()->getLinkTo(this);
        int linkNo = net.getLinkTLIndex(link);
        // maybe the reverse link is controlled separately
        int linkNo2 = net.getLinkTLIndex(myLinks.front());
        // otherwise, use the same index as the forward link
        if (linkNo2 < 0) {
            linkNo2 = linkNo;
        }
        if (linkNo >= 0) {
            PositionVector shape = getShape(s.secondaryShape);
            shape.extrapolate(0.5); // draw on top of the walking area
            GLHelper::drawTextAtEnd(toString(linkNo2), shape, 0, s.drawLinkTLIndex, s.scale);
            GLHelper::drawTextAtEnd(toString(linkNo), shape.reverse(), 0, s.drawLinkTLIndex, s.scale);
        }
        return;
    }
    // draw all links
    double w = myWidth / (double) noLinks;
    double x1 = myHalfLaneWidth;
    for (int i = noLinks; --i >= 0;) {
        double x2 = x1 - (double)(w / 2.);
        int linkNo = net.getLinkTLIndex(myLinks[MSGlobals::gLefthand ? noLinks - 1 - i : i]);
        if (linkNo < 0) {
            continue;
        }
        GLHelper::drawTextAtEnd(toString(linkNo), getShape(s.secondaryShape), x2, s.drawLinkTLIndex, s.scale);
        x1 -= w;
    }
}
 
 
void
GUILane::drawLinkRules(const GUIVisualizationSettings& s, const GUINet& net) const {
    int noLinks = (int)myLinks.size();
    const PositionVector& shape = getShape(s.secondaryShape);
    if (noLinks == 0) {
        drawLinkRule(s, net, nullptr, shape, 0, 0);
        return;
    }
    if (getEdge().isCrossing()) {
        // draw rules at the start and end of the crossing
        const MSLink* const link = getLogicalPredecessorLane()->getLinkTo(this);
        const MSLink* link2 = myLinks.front();
        if (link2->getTLLogic() == nullptr) {
            link2 = link;
        }
        PositionVector tmp = shape;
        tmp.extrapolate(0.5); // draw on top of the walking area
        drawLinkRule(s, net, link2, tmp, 0, myWidth);
        drawLinkRule(s, net, link, tmp.reverse(), 0, myWidth);
        return;
    }
    // draw all links
    const double isRailSignal = myEdge->getToJunction()->getType() == SumoXMLNodeType::RAIL_SIGNAL;
    double w = myWidth / (double) noLinks;
    if (isRailSignal && noLinks > 1 && myLinks.back()->isTurnaround() && s.showRails) {
        w = myWidth / (double)(noLinks - 1);
    }
    double x1 = isRailSignal ? -myWidth * 0.5 : 0;
    for (int i = 0; i < noLinks; ++i) {
        double x2 = x1 + w;
        drawLinkRule(s, net, myLinks[MSGlobals::gLefthand ? noLinks - 1 - i : i], shape, x1, x2);
        x1 = x2;
    }
    // draw stopOffset for passenger cars
    if (myLaneStopOffset.isDefined() && (myLaneStopOffset.getPermissions() & SVC_PASSENGER) != 0) {
        const double stopOffsetPassenger = myLaneStopOffset.getOffset();
        const Position& end = shape.back();
        const Position& f = shape[-2];
        const double rot = RAD2DEG(atan2((end.x() - f.x()), (f.y() - end.y())));
        GLHelper::setColor(s.getLinkColor(LINKSTATE_MAJOR));
        GLHelper::pushMatrix();
        glTranslated(end.x(), end.y(), 0);
        glRotated(rot, 0, 0, 1);
        glTranslated(0, stopOffsetPassenger, 0);
        glBegin(GL_QUADS);
        glVertex2d(-myHalfLaneWidth, 0.0);
        glVertex2d(-myHalfLaneWidth, 0.2);
        glVertex2d(myHalfLaneWidth, 0.2);
        glVertex2d(myHalfLaneWidth, 0.0);
        glEnd();
        GLHelper::popMatrix();
    }
}
 
 
void
GUILane::drawLinkRule(const GUIVisualizationSettings& s, const GUINet& net, const MSLink* link, const PositionVector& shape, double x1, double x2) const {
    const Position& end = shape.back();
    const Position& f = shape[-2];
    const double rot = RAD2DEG(atan2((end.x() - f.x()), (f.y() - end.y())));
    if (link == nullptr) {
        if (static_cast<GUIEdge*>(myEdge)->showDeadEnd()) {
            GLHelper::setColor(GUIVisualizationColorSettings::SUMO_color_DEADEND_SHOW);
        } else {
            GLHelper::setColor(GUIVisualizationSettings::getLinkColor(LINKSTATE_DEADEND));
        }
        GLHelper::pushMatrix();
        glTranslated(end.x(), end.y(), 0);
        glRotated(rot, 0, 0, 1);
        glBegin(GL_QUADS);
        glVertex2d(-myHalfLaneWidth, 0.0);
        glVertex2d(-myHalfLaneWidth, 0.5);
        glVertex2d(myHalfLaneWidth, 0.5);
        glVertex2d(myHalfLaneWidth, 0.0);
        glEnd();
        GLHelper::popMatrix();
    } else {
        GLHelper::pushMatrix();
        glTranslated(end.x(), end.y(), 0);
        glRotated(rot, 0, 0, 1);
        // select glID
 
        switch (link->getState()) {
            case LINKSTATE_ALLWAY_STOP:
            case LINKSTATE_STOP: {
                // might be a traffic light link
                int tlID = net.getLinkTLID(link);
                GLHelper::pushName(tlID != 0 ? tlID : getGlID());
                break;
            }
            case LINKSTATE_TL_GREEN_MAJOR:
            case LINKSTATE_TL_GREEN_MINOR:
            case LINKSTATE_TL_RED:
            case LINKSTATE_TL_REDYELLOW:
            case LINKSTATE_TL_YELLOW_MAJOR:
            case LINKSTATE_TL_YELLOW_MINOR:
            case LINKSTATE_TL_OFF_BLINKING:
            case LINKSTATE_TL_OFF_NOSIGNAL:
                GLHelper::pushName(net.getLinkTLID(link));
                break;
            case LINKSTATE_MAJOR:
            case LINKSTATE_MINOR:
            case LINKSTATE_EQUAL:
            default:
                GLHelper::pushName(getGlID());
                break;
        }
        GLHelper::setColor(GUIVisualizationSettings::getLinkColor(link->getState(), s.realisticLinkRules));
        if (!(drawAsRailway(s) || drawAsWaterway(s)) || link->getState() != LINKSTATE_MAJOR) {
            // the white bar should be the default for most railway
            // links and looks ugly so we do not draw it
            double scale = isInternal() ? 0.5 : 1;
            if (myEdge->getToJunction()->getType() == SumoXMLNodeType::RAIL_SIGNAL) {
                scale *= MAX2(s.laneWidthExaggeration, s.junctionSize.getExaggeration(s, this, 10));
            }
            glScaled(scale, scale, 1);
            glBegin(GL_QUADS);
            glVertex2d(x1 - myHalfLaneWidth, 0.0);
            glVertex2d(x1 - myHalfLaneWidth, 0.5);
            glVertex2d(x2 - myHalfLaneWidth, 0.5);
            glVertex2d(x2 - myHalfLaneWidth, 0.0);
            glEnd();
            if (s.gaming && link->haveGreen()) {
                const MSLane* lane = link->getLane();
                // exaggerate green signals for railway game
                if (isRailway(lane->getPermissions())) {
                    GLHelper::drawFilledCircle(lane->getWidth() / 2., 8, 90, 270);
                }
            }
        }
        GLHelper::popName();
        GLHelper::popMatrix();
    }
}
 
void
GUILane::drawArrows(bool secondaryShape) const {
    if (myLinks.size() == 0) {
        return;
    }
    // draw all links
    const Position& end = getShape(secondaryShape).back();
    const Position& f = getShape(secondaryShape)[-2];
    const double rot = RAD2DEG(atan2((end.x() - f.x()), (f.y() - end.y())));
    GLHelper::pushMatrix();
    glColor3d(1, 1, 1);
    glTranslated(end.x(), end.y(), 0);
    glRotated(rot, 0, 0, 1);
    if (myWidth < SUMO_const_laneWidth) {
        glScaled(myWidth / SUMO_const_laneWidth, 1, 1);
    }
    for (const MSLink* const link : myLinks) {
        LinkDirection dir = link->getDirection();
        LinkState state = link->getState();
        if (state == LINKSTATE_DEADEND || dir == LinkDirection::NODIR) {
            continue;
        }
        switch (dir) {
            case LinkDirection::STRAIGHT:
                GLHelper::drawBoxLine(Position(0, 4), 0, 2, .05);
                GLHelper::drawTriangleAtEnd(Position(0, 4), Position(0, 1), (double) 1, (double) .25);
                break;
            case LinkDirection::TURN:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), 90, .5, .05);
                GLHelper::drawBoxLine(Position(0.5, 2.5), 180, 1, .05);
                GLHelper::drawTriangleAtEnd(Position(0.5, 2.5), Position(0.5, 4), (double) 1, (double) .25);
                break;
            case LinkDirection::TURN_LEFTHAND:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), -90, .5, .05);
                GLHelper::drawBoxLine(Position(-0.5, 2.5), -180, 1, .05);
                GLHelper::drawTriangleAtEnd(Position(-0.5, 2.5), Position(-0.5, 4), (double) 1, (double) .25);
                break;
            case LinkDirection::LEFT:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), 90, 1, .05);
                GLHelper::drawTriangleAtEnd(Position(0, 2.5), Position(1.5, 2.5), (double) 1, (double) .25);
                break;
            case LinkDirection::RIGHT:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), -90, 1, .05);
                GLHelper::drawTriangleAtEnd(Position(0, 2.5), Position(-1.5, 2.5), (double) 1, (double) .25);
                break;
            case LinkDirection::PARTLEFT:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), 45, .7, .05);
                GLHelper::drawTriangleAtEnd(Position(0, 2.5), Position(1.2, 1.3), (double) 1, (double) .25);
                break;
            case LinkDirection::PARTRIGHT:
                GLHelper::drawBoxLine(Position(0, 4), 0, 1.5, .05);
                GLHelper::drawBoxLine(Position(0, 2.5), -45, .7, .05);
                GLHelper::drawTriangleAtEnd(Position(0, 2.5), Position(-1.2, 1.3), (double) 1, (double) .25);
                break;
            default:
                break;
        }
    }
    GLHelper::popMatrix();
}
 
 
void
GUILane::drawLane2LaneConnections(double exaggeration, bool s2) const {
    Position centroid;
    if (exaggeration > 1) {
        centroid = myEdge->getToJunction()->getShape().getCentroid();
    }
    for (const MSLink* const link : myLinks) {
        const GUILane* connected = dynamic_cast<GUILane*>(link->getLane());
        if (connected == nullptr) {
            continue;
        }
        GLHelper::setColor(GUIVisualizationSettings::getLinkColor(link->getState()));
        glBegin(GL_LINES);
        Position p1 = myEdge->isWalkingArea() ? getShape(s2).getCentroid() : getShape(s2)[-1];
        Position p2 = connected->getEdge().isWalkingArea() ? connected->getShape(s2).getCentroid() : connected->getShape(s2)[0];
        if (exaggeration > 1) {
            p1 = centroid + ((p1 - centroid) * exaggeration);
            p2 = centroid + ((p2 - centroid) * exaggeration);
        }
        glVertex2d(p1.x(), p1.y());
        glVertex2d(p2.x(), p2.y());
        glEnd();
        GLHelper::drawTriangleAtEnd(p1, p2, (double) .4, (double) .2);
    }
}
 
 
void
GUILane::drawGL(const GUIVisualizationSettings& s) const {
    GLHelper::pushMatrix();
    GLHelper::pushName(getGlID());
    const bool s2 = s.secondaryShape;
    double exaggeration = s.laneWidthExaggeration;
    if (MSGlobals::gUseMesoSim) {
        GUIEdge* myGUIEdge = dynamic_cast<GUIEdge*>(myEdge);
        exaggeration *= s.edgeScaler.getScheme().getColor(myGUIEdge->getScaleValue(s, s.edgeScaler.getActive()));
    } else {
        exaggeration *= s.laneScaler.getScheme().getColor(getScaleValue(s, s.laneScaler.getActive(), s2));
    }
    // set lane color
    const RGBColor color = setColor(s);
    // recognize full transparency and simply don't draw
    if (color.alpha() != 0 && s.scale * exaggeration > s.laneMinSize) {
 
        const bool isCrossing = myEdge->isCrossing();
        const bool isWalkingArea = myEdge->isWalkingArea();
        const bool isInternal = isCrossing || isWalkingArea || myEdge->isInternal();
        const PositionVector& baseShape = getShape(s2);
        const bool hasRailSignal = myEdge->getToJunction()->getType() == SumoXMLNodeType::RAIL_SIGNAL;
        if (s.trueZ) {
            glTranslated(0, 0, baseShape.getMinZ());
        } else {
            if (isCrossing) {
                // draw internal lanes on top of junctions
                glTranslated(0, 0, GLO_JUNCTION + 0.1);
            } else if (isWalkingArea) {
                // draw internal lanes on top of junctions
                glTranslated(0, 0, GLO_JUNCTION + 0.3);
            } else if (isWaterway(myPermissions)) {
                // draw waterways below normal roads
                glTranslated(0, 0, getType() - 0.2);
            } else if (myPermissions == SVC_SUBWAY) {
                // draw subways further below
                glTranslated(0, 0, getType() - 0.4);
            } else {
                glTranslated(0, 0, getType());
            }
        }
        auto& shapeColors = getShapeColors(s2);
        if (MSGlobals::gUseMesoSim) {
            shapeColors.clear();
            const std::vector<RGBColor>& segmentColors = static_cast<const GUIEdge*>(myEdge)->getSegmentColors();
            if (segmentColors.size() > 0) {
                // apply segment specific shape colors
                //std::cout << getID() << " shape=" << myShape << " shapeSegs=" << toString(myShapeSegments) << "\n";
                for (int ii = 0; ii < (int)baseShape.size() - 1; ++ii) {
                    shapeColors.push_back(segmentColors[myShapeSegments[ii]]);
                }
            }
        }
 
        // scale tls-controlled lane2lane-arrows along with their junction shapes
        double junctionExaggeration = 1;
        if (!isInternal
                && myEdge->getToJunction()->getType() <= SumoXMLNodeType::RAIL_CROSSING
                && (s.junctionSize.constantSize || s.junctionSize.exaggeration > 1)) {
            junctionExaggeration = MAX2(1.001, s.junctionSize.getExaggeration(s, this, 4));
        }
        // draw lane
        // check whether it is not too small
        if (s.scale * exaggeration < 1. && junctionExaggeration == 1 && s.junctionSize.minSize != 0) {
            if (!isInternal || hasRailSignal) {
                if (shapeColors.size() > 0) {
                    GLHelper::drawLine(baseShape, shapeColors);
                } else {
                    GLHelper::drawLine(baseShape);
                }
            }
            GLHelper::popMatrix();
 
        } else {
 
            GUINet* net = (GUINet*) MSNet::getInstance();
            bool mustDrawMarkings = false;
            bool hiddenBidi = getBidiLane() != nullptr && myEdge->getNumericalID() > myEdge->getBidiEdge()->getNumericalID();
            const bool detailZoom = s.scale * exaggeration > 5;
            const bool drawDetails = (detailZoom || s.junctionSize.minSize == 0 || hasRailSignal);
            const bool drawRails = drawAsRailway(s);
            const bool spreadSuperposed = s.spreadSuperposed && myBidiLane != nullptr;
            if (hiddenBidi && !spreadSuperposed) {
                // do not draw shape
                mustDrawMarkings = !isInternal && myPermissions != 0 && myPermissions != SVC_PEDESTRIAN && exaggeration == 1.0 && !isWaterway(myPermissions) && neighLaneNotBidi();
            } else if (drawRails) {
                // draw as railway: assume standard gauge of 1435mm when lane width is not set
                // draw foot width 150mm, assume that distance between rail feet inner sides is reduced on both sides by 39mm with regard to the gauge
                // assume crosstie length of 181% gauge (2600mm for standard gauge)
                PositionVector shape = baseShape;
                const double width = myWidth;
                double halfGauge = 0.5 * (width == SUMO_const_laneWidth ?  1.4350 : width) * exaggeration;
                if (spreadSuperposed) {
                    try {
                        shape.move2side(halfGauge * 0.8);
                    } catch (InvalidArgument&) {}
                    halfGauge *= 0.4;
                }
                const double halfInnerFeetWidth = halfGauge - 0.039 * exaggeration;
                const double halfRailWidth = detailZoom ? (halfInnerFeetWidth + 0.15 * exaggeration) : SUMO_const_halfLaneWidth * exaggeration;
                const double halfCrossTieWidth = halfGauge * 1.81;
                if (shapeColors.size() > 0) {
                    GLHelper::drawBoxLines(shape, getShapeRotations(s2), getShapeLengths(s2), getShapeColors(s2), halfRailWidth);
                } else {
                    GLHelper::drawBoxLines(shape, getShapeRotations(s2), getShapeLengths(s2), halfRailWidth);
                }
                // Draw white on top with reduced width (the area between the two tracks)
                if (detailZoom) {
                    glColor3d(1, 1, 1);
                    glTranslated(0, 0, .1);
                    GLHelper::drawBoxLines(shape, getShapeRotations(s2), getShapeLengths(s2), halfInnerFeetWidth);
                    setColor(s);
                    GLHelper::drawCrossTies(shape, getShapeRotations(s2), getShapeLengths(s2), 0.26 * exaggeration, 0.6 * exaggeration,
                                            halfCrossTieWidth, 0, s.forceDrawForRectangleSelection);
                }
            } else if (isCrossing) {
                if (s.drawCrossingsAndWalkingareas && (s.scale > 3.0 || s.junctionSize.minSize == 0)) {
                    glTranslated(0, 0, .2);
                    GLHelper::drawCrossTies(baseShape, getShapeRotations(s2), getShapeLengths(s2), 0.5, 1.0, getWidth() * 0.5,
                                            0, s.drawForRectangleSelection);
#ifdef GUILane_DEBUG_DRAW_CROSSING_OUTLINE
                    if (myOutlineShape != nullptr) {
                        GLHelper::setColor(RGBColor::BLUE);
                        glTranslated(0, 0, 0.4);
                        GLHelper::drawBoxLines(*myOutlineShape, 0.1);
                        glTranslated(0, 0, -0.4);
                        if (s.geometryIndices.show(this)) {
                            GLHelper::debugVertices(*myOutlineShape, s.geometryIndices, s.scale);
                        }
                    }
#endif
                    glTranslated(0, 0, -.2);
                }
            } else if (isWalkingArea) {
                if (s.drawCrossingsAndWalkingareas && (s.scale > 3.0 || s.junctionSize.minSize == 0)) {
                    glTranslated(0, 0, .2);
                    if (myTesselation == nullptr) {
                        myTesselation = new TesselatedPolygon(getID(), "", RGBColor::MAGENTA, PositionVector(), false, true, 0);
                    }
                    myTesselation->drawTesselation(baseShape);
                    glTranslated(0, 0, -.2);
                    if (s.geometryIndices.show(this)) {
                        GLHelper::debugVertices(baseShape, s.geometryIndices, s.scale);
                    }
                }
            } else {
                // we draw the lanes with reduced width so that the lane markings below are visible
                // (this avoids artifacts at geometry corners without having to
                // compute lane-marking intersection points)
                double halfWidth = isInternal ? myQuarterLaneWidth : (myHalfLaneWidth - SUMO_const_laneMarkWidth / 2);
                mustDrawMarkings = !isInternal && myPermissions != 0 && myPermissions != SVC_PEDESTRIAN && exaggeration == 1.0 && !isWaterway(myPermissions) && !isAirway(myPermissions);
                const int cornerDetail = drawDetails && !isInternal ? (s.drawForRectangleSelection ? 4 : MIN2(32, (int)(s.scale * exaggeration))) : 0;
                double offset = halfWidth * MAX2(0., (exaggeration - 1)) * (MSGlobals::gLefthand ? -1 : 1);
                if (spreadSuperposed) {
                    offset += halfWidth * 0.5 * (MSGlobals::gLefthand ? -1 : 1);
                    halfWidth *= 0.4; // create visible gap
                }
                if (shapeColors.size() > 0) {
                    GLHelper::drawBoxLines(baseShape, getShapeRotations(s2), getShapeLengths(s2), shapeColors, halfWidth * exaggeration, cornerDetail, offset);
                } else {
                    GLHelper::drawBoxLines(baseShape, getShapeRotations(s2), getShapeLengths(s2), halfWidth * exaggeration, cornerDetail, offset);
                }
            }
            GLHelper::popMatrix();
#ifdef GUILane_DEBUG_DRAW_FOE_INTERSECTIONS
            if (myEdge->isInternal() && gSelected.isSelected(getType(), getGlID())) {
                debugDrawFoeIntersections();
            }
#endif
            if (s.geometryIndices.show(this)) {
                GLHelper::debugVertices(baseShape, s.geometryIndices, s.scale);
            }
            // draw details
            if ((!isInternal || isCrossing || !s.drawJunctionShape) && (drawDetails || junctionExaggeration > 1)) {
                GLHelper::pushMatrix();
                glTranslated(0, 0, GLO_JUNCTION); // must draw on top of junction shape
                glTranslated(0, 0, .5);
                if (drawDetails) {
                    if (s.showLaneDirection) {
                        if (drawRails) {
                            // improve visibility of superposed rail edges
                            GLHelper::setColor(setColor(s).changedBrightness(100));
                        } else {
                            glColor3d(0.3, 0.3, 0.3);
                        }
                        if (!isCrossing || s.drawCrossingsAndWalkingareas) {
                            drawDirectionIndicators(exaggeration, spreadSuperposed, s.secondaryShape);
                        }
                    }
                    if (!isInternal || isCrossing
                            // controlled internal junction
                            || (getLinkCont().size() != 0 && getLinkCont()[0]->isInternalJunctionLink() && getLinkCont()[0]->getTLLogic() != nullptr)) {
                        if (MSGlobals::gLateralResolution > 0 && s.showSublanes && !hiddenBidi && (myPermissions & ~(SVC_PEDESTRIAN | SVC_RAIL_CLASSES)) != 0) {
                            // draw sublane-borders
                            const double offsetSign = MSGlobals::gLefthand ? -1 : 1;
                            GLHelper::setColor(color.changedBrightness(51));
                            for (double offset = -myHalfLaneWidth; offset < myHalfLaneWidth; offset += MSGlobals::gLateralResolution) {
                                GLHelper::drawBoxLines(baseShape, getShapeRotations(s2), getShapeLengths(s2), 0.01, 0, -offset * offsetSign);
                            }
                        }
                        if (MSGlobals::gUseMesoSim && mySegmentStartIndex.size() > 0 && (myPermissions & ~SVC_PEDESTRIAN) != 0) {
                            // draw segment borders
                            GLHelper::setColor(color.changedBrightness(51));
                            for (int i : mySegmentStartIndex) {
                                if (shapeColors.size() > 0) {
                                    GLHelper::setColor(shapeColors[i].changedBrightness(51));
                                }
                                GLHelper::drawBoxLine(baseShape[i], getShapeRotations(s2)[i] + 90, myWidth / 3, 0.2, 0);
                                GLHelper::drawBoxLine(baseShape[i], getShapeRotations(s2)[i] - 90, myWidth / 3, 0.2, 0);
                            }
                        }
                        if (s.showLinkDecals && !drawRails && !drawAsWaterway(s) && myPermissions != SVC_PEDESTRIAN) {
                            drawArrows(s.secondaryShape);
                        }
                        glTranslated(0, 0, 1000);
                        if (s.drawLinkJunctionIndex.show(nullptr)) {
                            drawLinkNo(s);
                        }
                        if (s.drawLinkTLIndex.show(nullptr)) {
                            drawTLSLinkNo(s, *net);
                        }
                        glTranslated(0, 0, -1000);
                    }
                    glTranslated(0, 0, .1);
                }
                if ((drawDetails || junctionExaggeration > 1) && s.showLane2Lane) {
                    //  draw from end of first to the begin of second but respect junction scaling
                    drawLane2LaneConnections(junctionExaggeration, s.secondaryShape);
                }
                GLHelper::popMatrix();
                // make sure link rules are drawn so tls can be selected via right-click
                if (s.showLinkRules && drawDetails && !isWalkingArea &&
                        (!myEdge->isInternal() || (getLinkCont().size() > 0 && getLinkCont()[0]->isInternalJunctionLink()))) {
                    GLHelper::pushMatrix();
                    glTranslated(0, 0, GLO_SHAPE); // must draw on top of junction shape and additionals
                    drawLinkRules(s, *net);
                    GLHelper::popMatrix();
                }
            }
            if (mustDrawMarkings && drawDetails && s.laneShowBorders) { // needs matrix reset
                drawMarkings(s, exaggeration);
            }
            if (drawDetails && isInternal && s.showBikeMarkings && myPermissions == SVC_BICYCLE && exaggeration == 1.0 && s.showLinkDecals && s.laneShowBorders && !hiddenBidi
                    && MSGlobals::gUsingInternalLanes
                    && getNormalSuccessorLane()->getPermissions() == SVC_BICYCLE && getNormalPredecessorLane()->getPermissions() == SVC_BICYCLE) {
                drawBikeMarkings();
            }
            if (drawDetails && isInternal && exaggeration == 1.0 && s.showLinkDecals && s.laneShowBorders && !hiddenBidi && myIndex > 0
                    && !(myEdge->getLanes()[myIndex - 1]->allowsChangingLeft(SVC_PASSENGER) && allowsChangingRight(SVC_PASSENGER))) {
                // draw lane changing prohibitions on junction
                drawJunctionChangeProhibitions();
            }
        }
    } else {
        GLHelper::popMatrix();
    }
    // draw vehicles
    if (s.scale * s.vehicleSize.getExaggeration(s, nullptr) > s.vehicleSize.minSize) {
        // retrieve vehicles from lane; disallow simulation
        const MSLane::VehCont& vehicles = getVehiclesSecure();
        for (MSLane::VehCont::const_iterator v = vehicles.begin(); v != vehicles.end(); ++v) {
            if ((*v)->getLane() == this) {
                static_cast<const GUIVehicle*>(*v)->drawGL(s);
            } // else: this is the shadow during a continuous lane change
        }
        // draw long partial vehicles (#14342)
        for (const MSVehicle* veh : myPartialVehicles) {
            if (veh->getLength() > RENDERING_BUFFER) {
                // potential double rendering taken into account
                static_cast<const GUIVehicle*>(veh)->drawGL(s);
            }
        }
        // draw parking vehicles
        for (const MSBaseVehicle* const v : myParkingVehicles) {
            dynamic_cast<const GUIBaseVehicle*>(v)->drawGL(s);
        }
        // allow lane simulation
        releaseVehicles();
    }
    GLHelper::popName();
}
 
bool
GUILane::neighLaneNotBidi() const {
    const MSLane* right = getParallelLane(-1, false);
    if (right && right->getBidiLane() == nullptr) {
        return true;
    }
    const MSLane* left = getParallelLane(1, false);
    if (left && left->getBidiLane() == nullptr) {
        return true;
    }
    return false;
}
 
void
GUILane::drawMarkings(const GUIVisualizationSettings& s, double scale) const {
    GLHelper::pushMatrix();
    glTranslated(0, 0, GLO_EDGE);
    setColor(s);
    // optionally draw inverse markings
    const bool s2 = s.secondaryShape;
    if (myIndex > 0 && (myEdge->getLanes()[myIndex - 1]->getPermissions() & myPermissions) != 0) {
        const bool cl = myEdge->getLanes()[myIndex - 1]->allowsChangingLeft(SVC_PASSENGER);
        const bool cr = allowsChangingRight(SVC_PASSENGER);
        GLHelper::drawInverseMarkings(getShape(s2), getShapeRotations(s2), getShapeLengths(s2), 3, 6, myHalfLaneWidth, cl, cr, MSGlobals::gLefthand, scale);
    }
    // draw white boundings and white markings
    glColor3d(1, 1, 1);
    GLHelper::drawBoxLines(
        getShape(s2),
        getShapeRotations(s2),
        getShapeLengths(s2),
        (myHalfLaneWidth + SUMO_const_laneMarkWidth) * scale);
    GLHelper::popMatrix();
}
 
 
void
GUILane::drawBikeMarkings() const {
    // draw bike lane markings onto the intersection
    glColor3d(1, 1, 1);
    const bool s2 = false;
    const int e = (int) getShape(s2).size() - 1;
    const double markWidth = 0.1;
    const double mw = myHalfLaneWidth;
    for (int i = 0; i < e; ++i) {
        GLHelper::pushMatrix();
        glTranslated(getShape(s2)[i].x(), getShape(s2)[i].y(), GLO_JUNCTION + 0.4);
        glRotated(getShapeRotations(s2)[i], 0, 0, 1);
        for (double t = 0; t < getShapeLengths(s2)[i]; t += 0.5) {
            // left and right marking
            for (int side = -1; side <= 1; side += 2) {
                glBegin(GL_QUADS);
                glVertex2d(side * mw, -t);
                glVertex2d(side * mw, -t - 0.35);
                glVertex2d(side * (mw + markWidth), -t - 0.35);
                glVertex2d(side * (mw + markWidth), -t);
                glEnd();
            }
        }
        GLHelper::popMatrix();
    }
}
 
 
void
GUILane::drawJunctionChangeProhibitions() const {
    // fixme
    const bool s2 = false;
    // draw white markings
    if (myIndex > 0 && (myEdge->getLanes()[myIndex - 1]->getPermissions() & myPermissions) != 0) {
        glColor3d(1, 1, 1);
        const bool cl = myEdge->getLanes()[myIndex - 1]->allowsChangingLeft(SVC_PASSENGER);
        const bool cr = allowsChangingRight(SVC_PASSENGER);
        // solid line marking
        double mw, mw2;
        // optional broken line marking
        double mw3, mw4;
        if (!cl && !cr) {
            // draw a single solid line
            mw = myHalfLaneWidth + SUMO_const_laneMarkWidth * 0.4;
            mw2 = myHalfLaneWidth - SUMO_const_laneMarkWidth * 0.4;
            mw3 = myHalfLaneWidth;
            mw4 = myHalfLaneWidth;
        } else {
            // draw one solid and one broken line
            if (cl) {
                mw = myHalfLaneWidth - SUMO_const_laneMarkWidth * 0.2;
                mw2 = myHalfLaneWidth - SUMO_const_laneMarkWidth * 0.6;
                mw3 = myHalfLaneWidth + SUMO_const_laneMarkWidth * 0.2;
                mw4 = myHalfLaneWidth + SUMO_const_laneMarkWidth * 0.6;
            } else {
                mw = myHalfLaneWidth + SUMO_const_laneMarkWidth * 0.2;
                mw2 = myHalfLaneWidth + SUMO_const_laneMarkWidth * 0.6;
                mw3 = myHalfLaneWidth - SUMO_const_laneMarkWidth * 0.2;
                mw4 = myHalfLaneWidth - SUMO_const_laneMarkWidth * 0.6;
            }
        }
        if (MSGlobals::gLefthand) {
            mw *= -1;
            mw2 *= -1;
        }
        int e = (int) getShape(s2).size() - 1;
        for (int i = 0; i < e; ++i) {
            GLHelper::pushMatrix();
            glTranslated(getShape(s2)[i].x(), getShape(s2)[i].y(), GLO_JUNCTION + 0.4);
            glRotated(getShapeRotations(s2)[i], 0, 0, 1);
            for (double t = 0; t < getShapeLengths(s2)[i]; t += 6) {
                const double lengthSolid = MIN2(6.0, getShapeLengths(s2)[i] - t);
                glBegin(GL_QUADS);
                glVertex2d(-mw, -t);
                glVertex2d(-mw, -t - lengthSolid);
                glVertex2d(-mw2, -t - lengthSolid);
                glVertex2d(-mw2, -t);
                glEnd();
                if (cl || cr) {
                    const double lengthBroken = MIN2(3.0, getShapeLengths(s2)[i] - t);
                    glBegin(GL_QUADS);
                    glVertex2d(-mw3, -t);
                    glVertex2d(-mw3, -t - lengthBroken);
                    glVertex2d(-mw4, -t - lengthBroken);
                    glVertex2d(-mw4, -t);
                    glEnd();
                }
            }
            GLHelper::popMatrix();
        }
    }
}
 
void
GUILane::drawDirectionIndicators(double exaggeration, bool spreadSuperposed, bool s2) const {
    GLHelper::pushMatrix();
    glTranslated(0, 0, GLO_EDGE);
    int e = (int) getShape(s2).size() - 1;
    const double widthFactor = spreadSuperposed ? 0.4 : 1;
    const double w = MAX2(POSITION_EPS, myWidth * widthFactor);
    const double w2 = MAX2(POSITION_EPS, myHalfLaneWidth * widthFactor);
    const double w4 = MAX2(POSITION_EPS, myQuarterLaneWidth * widthFactor);
    const double sideOffset = spreadSuperposed ? w * -0.5 : 0;
    for (int i = 0; i < e; ++i) {
        GLHelper::pushMatrix();
        glTranslated(getShape(s2)[i].x(), getShape(s2)[i].y(), 0.1);
        glRotated(getShapeRotations(s2)[i], 0, 0, 1);
        for (double t = 0; t < getShapeLengths(s2)[i]; t += w) {
            const double length = MIN2(w2, getShapeLengths(s2)[i] - t) * exaggeration;
            glBegin(GL_TRIANGLES);
            glVertex2d(sideOffset, -t - length);
            glVertex2d(sideOffset - w4 * exaggeration, -t);
            glVertex2d(sideOffset + w4 * exaggeration, -t);
            glEnd();
        }
        GLHelper::popMatrix();
    }
    GLHelper::popMatrix();
}
 
 
void
GUILane::debugDrawFoeIntersections() const {
    GLHelper::pushMatrix();
    glTranslated(0, 0, 5);
    glColor3d(1.0, 0.3, 0.3);
    const double orthoLength = 0.5;
    const MSLink* link = getLinkCont().front();
    const std::vector<const MSLane*>& foeLanes = link->getFoeLanes();
    const auto& conflicts = link->getConflicts();
    if (foeLanes.size() == conflicts.size()) {
        for (int i = 0; i < (int)foeLanes.size(); ++i) {
            const MSLane* l = foeLanes[i];
            Position pos = l->geometryPositionAtOffset(l->getLength() - conflicts[i].lengthBehindCrossing);
            PositionVector ortho = l->getShape().getOrthogonal(pos, 10, true, orthoLength);
            if (ortho.length() < orthoLength) {
                ortho.extrapolate(orthoLength - ortho.length(), false, true);
            }
            GLHelper::drawLine(ortho);
            //std::cout << "foe=" << l->getID() << " lanePos=" << l->getLength() - conflicts[i].lengthBehindCrossing << " pos=" << pos << "\n";
        }
    }
    GLHelper::popMatrix();
}
 
 
// ------ inherited from GUIGlObject
GUIGLObjectPopupMenu*
GUILane::getPopUpMenu(GUIMainWindow& app, GUISUMOAbstractView& parent) {
    GUIGLObjectPopupMenu* ret = new GUIGLObjectPopupMenu(app, parent, this);
    buildPopupHeader(ret, app);
    buildCenterPopupEntry(ret);
    //
    GUIDesigns::buildFXMenuCommand(ret, TL("Copy edge name to clipboard"), nullptr, ret, MID_COPY_EDGE_NAME);
    buildNameCopyPopupEntry(ret);
    buildSelectionPopupEntry(ret);
    //
    buildShowParamsPopupEntry(ret, false);
    const PositionVector& baseShape = getShape(parent.getVisualisationSettings().secondaryShape);
    const double pos = interpolateGeometryPosToLanePos(baseShape.nearest_offset_to_point25D(parent.getPositionInformation()));
    const double height = baseShape.positionAtOffset(pos).z();
    GUIDesigns::buildFXMenuCommand(ret, (TL("pos: ") + toString(pos) + " " + TL("height: ") + toString(height)).c_str(), nullptr, nullptr, 0);
    if (getEdge().hasDistance()) {
        GUIDesigns::buildFXMenuCommand(ret, ("distance: " + toString(getEdge().getDistanceAt(pos))).c_str(), nullptr, nullptr, 0);
    }
    new FXMenuSeparator(ret);
    buildPositionCopyEntry(ret, app);
    new FXMenuSeparator(ret);
    if (myAmClosed) {
        if (myPermissionChanges.empty()) {
            GUIDesigns::buildFXMenuCommand(ret, TL("Reopen lane"), nullptr, &parent, MID_CLOSE_LANE);
            GUIDesigns::buildFXMenuCommand(ret, TL("Reopen edge"), nullptr, &parent, MID_CLOSE_EDGE);
        } else {
            GUIDesigns::buildFXMenuCommand(ret, TL("Reopen lane (override rerouter)"), nullptr, &parent, MID_CLOSE_LANE);
            GUIDesigns::buildFXMenuCommand(ret, TL("Reopen edge (override rerouter)"), nullptr, &parent, MID_CLOSE_EDGE);
        }
    } else {
        GUIDesigns::buildFXMenuCommand(ret, TL("Close lane"), nullptr, &parent, MID_CLOSE_LANE);
        GUIDesigns::buildFXMenuCommand(ret, TL("Close edge"), nullptr, &parent, MID_CLOSE_EDGE);
    }
    GUIDesigns::buildFXMenuCommand(ret, TL("Add rerouter"), nullptr, &parent, MID_ADD_REROUTER);
    new FXMenuSeparator(ret);
    // reachability menu
    FXMenuPane* reachableByClass = new FXMenuPane(ret);
    ret->insertMenuPaneChild(reachableByClass);
    new FXMenuCascade(ret, TL("Select reachable"), GUIIconSubSys::getIcon(GUIIcon::FLAG), reachableByClass);
    for (auto i : SumoVehicleClassStrings.getStrings()) {
        GUIDesigns::buildFXMenuCommand(reachableByClass, i.c_str(), VClassIcons::getVClassIcon(SumoVehicleClassStrings.get(i)), &parent, MID_REACHABILITY);
    }
    return ret;
}
 
 
GUIParameterTableWindow*
GUILane::getParameterWindow(GUIMainWindow& app, GUISUMOAbstractView& view) {
    myCachedGUISettings = view.editVisualisationSettings();
    GUIParameterTableWindow* ret = new GUIParameterTableWindow(app, *this);
    // add items
    ret->mkItem(TL("allowed speed [m/s]"), false, getSpeedLimit());
    const std::map<SUMOVehicleClass, double>* restrictions = MSNet::getInstance()->getRestrictions(myEdge->getEdgeType());
    if (restrictions != nullptr) {
        for (const auto& elem : *restrictions) {
            ret->mkItem((std::string("   ") + TL("allowed speed [m/s]") + std::string(": ") + toString(elem.first)).c_str(), false, elem.second);
        }
    }
    ret->mkItem(TL("length [m]"), false, myLength);
    ret->mkItem(TL("width [m]"), false, myWidth);
    ret->mkItem(TL("street name"), false, myEdge->getStreetName());
    ret->mkItem(TL("stored travel time [s]"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getStoredEdgeTravelTime));
    ret->mkItem(TL("loaded weight"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getLoadedEdgeWeight));
    ret->mkItem(TL("routing speed [m/s]"), true, new FunctionBinding<MSEdge, double>(myEdge, &MSEdge::getRoutingSpeed));
    ret->mkItem(TL("lane friction coefficient [%]"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getFrictionCoefficient));
    ret->mkItem(TL("time penalty [s]"), true, new FunctionBinding<MSEdge, double>(myEdge, &MSEdge::getTimePenalty));
    ret->mkItem(TL("brutto occupancy [%]"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getBruttoOccupancy, 100.));
    ret->mkItem(TL("netto occupancy [%]"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getNettoOccupancy, 100.));
    ret->mkItem(TL("pending insertions [#]"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getPendingEmits));
    ret->mkItem(TL("edge type"), false, myEdge->getEdgeType());
    ret->mkItem(TL("routing type"), false, myEdge->getRoutingType());
    ret->mkItem(TL("type"), false, myLaneType);
    ret->mkItem(TL("priority"), false, myEdge->getPriority());
    ret->mkItem(TL("distance [km]"), false, myEdge->getDistance() / 1000);
    ret->mkItem(TL("allowed vehicle class"), false, StringUtils::wrapText(getVehicleClassNames(myPermissions), 60));
    ret->mkItem(TL("disallowed vehicle class"), false, StringUtils::wrapText(getVehicleClassNames(~myPermissions), 60));
    ret->mkItem(TL("permission code"), false, myPermissions);
    ret->mkItem(TL("color value"), true, new FunctionBinding<GUILane, double>(this, &GUILane::getColorValueForTracker));
    if (myBidiLane != nullptr) {
        ret->mkItem(TL("bidi-lane"), false, myBidiLane->getID());
    }
    // info for blocked departDriveWay
    for (auto item : getParametersMap()) {
        if (StringUtils::startsWith(item.first, "insertionBlocked:")) {
            const MSDriveWay* dw = MSDriveWay::retrieveDepartDriveWay(myEdge, item.second);
            if (dw != nullptr) {
                ret->mkItem(("blocking " + dw->getID()).c_str(), false, toString(MSRailSignal::getBlockingVehicles(dw)));
                ret->mkItem(("driveWays blocking " + dw->getID()).c_str(), false, toString(MSRailSignal::getBlockingDriveWays(dw)));
            }
        }
    }
 
    for (const auto& kv : myEdge->getParametersMap()) {
        ret->mkItem(("edgeParam:" + kv.first).c_str(), false, kv.second);
    }
    ret->checkFont(myEdge->getStreetName());
    ret->closeBuilding();
    return ret;
}
 
 
Boundary
GUILane::getCenteringBoundary() const {
    const PositionVector& shape = GUIGlobals::gSecondaryShape && myShape2.size() > 0 ? myShape2 : myShape;
    Boundary b;
    b.add(shape[0]);
    b.add(shape[-1]);
    b.grow(RENDERING_BUFFER);
    // ensure that vehicles and persons on the side are drawn even if the edge
    // is outside the view
    return b;
}
 
 
const PositionVector&
GUILane::getShape(bool secondary) const {
    return secondary && myShape2.size() > 0 ? myShape2 : myShape;
}
 
 
const std::vector<double>&
GUILane::getShapeRotations(bool secondary) const {
    return secondary && myShapeRotations2.size() > 0 ? myShapeRotations2 : myShapeRotations;
}
 
 
const std::vector<double>&
GUILane::getShapeLengths(bool secondary) const {
    return secondary && myShapeLengths2.size() > 0 ? myShapeLengths2 : myShapeLengths;
}
 
 
std::vector<RGBColor>&
GUILane::getShapeColors(bool secondary) const {
    return secondary && myShapeColors2.size() > 0 ? myShapeColors2 : myShapeColors;
}
 
 
double
GUILane::firstWaitingTime() const {
    return myVehicles.size() == 0 ? 0 : myVehicles.back()->getWaitingSeconds();
}
 
 
double
GUILane::getEdgeLaneNumber() const {
    return (double) myEdge->getLanes().size();
}
 
 
double
GUILane::getStoredEdgeTravelTime() const {
    MSEdgeWeightsStorage& ews = MSNet::getInstance()->getWeightsStorage();
    if (!ews.knowsTravelTime(myEdge)) {
        return -1;
    } else {
        double value(0);
        ews.retrieveExistingTravelTime(myEdge, STEPS2TIME(MSNet::getInstance()->getCurrentTimeStep()), value);
        return value;
    }
}
 
 
double
GUILane::getLoadedEdgeWeight() const {
    MSEdgeWeightsStorage& ews = MSNet::getInstance()->getWeightsStorage();
    if (!ews.knowsEffort(myEdge)) {
        return -1;
    } else {
        double value(-1);
        ews.retrieveExistingEffort(myEdge, STEPS2TIME(MSNet::getInstance()->getCurrentTimeStep()), value);
        return value;
    }
}
 
 
double
GUILane::getColorValueWithFunctional(const GUIVisualizationSettings& s, int activeScheme) const {
    switch (activeScheme) {
        case 18: {
            return GeomHelper::naviDegree(getShape(s.secondaryShape).beginEndAngle()); // [0-360]
        }
        default:
            return getColorValue(s, activeScheme);
    }
 
}
 
 
RGBColor
GUILane::setColor(const GUIVisualizationSettings& s) const {
    // setting and retrieving the color does not work in OSGView so we return it explicitliy
    RGBColor col;
    if (MSGlobals::gUseMesoSim && static_cast<const GUIEdge*>(myEdge)->getMesoColor() != MESO_USE_LANE_COLOR) {
        col = static_cast<const GUIEdge*>(myEdge)->getMesoColor();
    } else {
        const GUIColorer& c = s.laneColorer;
        if (!setFunctionalColor(c, col) && !setMultiColor(s, c, col)) {
            col = c.getScheme().getColor(getColorValue(s, c.getActive()));
        }
    }
    GLHelper::setColor(col);
    return col;
}
 
 
bool
GUILane::setFunctionalColor(const GUIColorer& c, RGBColor& col, int activeScheme) const {
    if (activeScheme < 0) {
        activeScheme = c.getActive();
    }
    switch (activeScheme) {
        case 0:
            if (myEdge->isCrossing()) {
                // determine priority to decide color
                const MSLink* const link = getLogicalPredecessorLane()->getLinkTo(this);
                if (link->havePriority() || link->getTLLogic() != nullptr) {
                    col = RGBColor(230, 230, 230);
                } else {
                    col = RGBColor(26, 26, 26);
                }
                GLHelper::setColor(col);
                return true;
            } else {
                return false;
            }
        case 18: {
            double hue = GeomHelper::naviDegree(myShape.beginEndAngle()); // [0-360]
            col = RGBColor::fromHSV(hue, 1., 1.);
            GLHelper::setColor(col);
            return true;
        }
        case 30: { // taz color
            col = c.getScheme().getColor(0);
            std::vector<RGBColor> tazColors;
            for (MSEdge* e : myEdge->getPredecessors()) {
                if (e->isTazConnector() && e->hasParameter("tazColor")) {
                    tazColors.push_back(RGBColor::parseColor(e->getParameter("tazColor")));
                }
            }
            for (MSEdge* e : myEdge->getSuccessors()) {
                if (e->isTazConnector() && e->hasParameter("tazColor")) {
                    tazColors.push_back(RGBColor::parseColor(e->getParameter("tazColor")));
                }
            }
            if (tazColors.size() > 0) {
                int randColor = RandHelper::rand((int)tazColors.size(), RGBColor::getColorRNG());
                col = tazColors[randColor];
            }
            GLHelper::setColor(col);
            return true;
        }
        default:
            return false;
    }
}
 
 
bool
GUILane::setMultiColor(const GUIVisualizationSettings& s, const GUIColorer& c, RGBColor& col) const {
    const int activeScheme = c.getActive();
    auto& shapeColors = getShapeColors(s.secondaryShape);
    const PositionVector& shape = getShape(s.secondaryShape);
    shapeColors.clear();
    switch (activeScheme) {
        case 22: // color by height at segment start
            for (PositionVector::const_iterator ii = shape.begin(); ii != shape.end() - 1; ++ii) {
                shapeColors.push_back(c.getScheme().getColor(ii->z()));
            }
            // osg fallback (edge height at start)
            col = c.getScheme().getColor(getColorValue(s, 21));
            return true;
        case 24: // color by inclination  at segment start
            for (int ii = 1; ii < (int)shape.size(); ++ii) {
                const double inc = (shape[ii].z() - shape[ii - 1].z()) / MAX2(POSITION_EPS, shape[ii].distanceTo2D(shape[ii - 1]));
                shapeColors.push_back(c.getScheme().getColor(inc));
            }
            col = c.getScheme().getColor(getColorValue(s, 23));
            return true;
        default:
            return false;
    }
}
 
double
GUILane::getColorValueForTracker() const {
    if (myCachedGUISettings != nullptr) {
        const GUIVisualizationSettings& s = *myCachedGUISettings;
        const GUIColorer& c = s.laneColorer;
        double val = getColorValueWithFunctional(s, c.getActive());
        if (val == GUIVisualizationSettings::MISSING_DATA) {
            // blowing up the dialog or plot isn't helpful. At least 0 may be understood as neutral
            return 0;
        } else {
            return val;
        }
    } else {
        return 0;
    }
}
 
 
double
GUILane::getColorValue(const GUIVisualizationSettings& s, int activeScheme) const {
    switch (activeScheme) {
        case 0:
            switch (myPermissions) {
                case SVC_PEDESTRIAN:
                    return 1;
                case SVC_BICYCLE:
                    return 2;
                case 0:
                    // forbidden road or green verge
                    return myEdge->getPermissions() == 0 ? 10 : 3;
                case SVC_SHIP:
                    return 4;
                case SVC_AUTHORITY:
                    return 8;
                case SVC_AIRCRAFT:
                case SVC_DRONE:
                    return 11;
                default:
                    break;
            }
            if (myEdge->isTazConnector()) {
                return 9;
            } else if (isRailway(myPermissions)) {
                return 5;
            } else if ((myPermissions & SVC_PASSENGER) != 0) {
                if ((myPermissions & (SVC_RAIL_CLASSES & ~SVC_RAIL_FAST)) != 0 && (myPermissions & SVC_SHIP) == 0) {
                    return 6;
                } else {
                    return 0;
                }
            } else {
                if ((myPermissions & SVC_RAIL_CLASSES) != 0 && (myPermissions & SVC_SHIP) == 0) {
                    return 6;
                } else {
                    return 7;
                }
            }
        case 1:
            return isLaneOrEdgeSelected();
        case 2:
            return (double)myPermissions;
        case 3:
            return getSpeedLimit();
        case 4:
            return getBruttoOccupancy();
        case 5:
            return getNettoOccupancy();
        case 6:
            return firstWaitingTime();
        case 7:
            return getEdgeLaneNumber();
        case 8:
            return getEmissions<PollutantsInterface::CO2>() / myLength;
        case 9:
            return getEmissions<PollutantsInterface::CO>() / myLength;
        case 10:
            return getEmissions<PollutantsInterface::PM_X>() / myLength;
        case 11:
            return getEmissions<PollutantsInterface::NO_X>() / myLength;
        case 12:
            return getEmissions<PollutantsInterface::HC>() / myLength;
        case 13:
            return getEmissions<PollutantsInterface::FUEL>() / myLength;
        case 14:
            return getHarmonoise_NoiseEmissions();
        case 15: {
            return getStoredEdgeTravelTime();
        }
        case 16: {
            MSEdgeWeightsStorage& ews = MSNet::getInstance()->getWeightsStorage();
            if (!ews.knowsTravelTime(myEdge)) {
                return -1;
            } else {
                double value(0);
                ews.retrieveExistingTravelTime(myEdge, 0, value);
                return 100 * myLength / value / getSpeedLimit();
            }
        }
        case 17: {
            // geometrical length has no meaning for walkingAreas since it describes the outer boundary
            return myEdge->isWalkingArea() ? 1 :  1 / getLengthGeometryFactor(s.secondaryShape);
        }
        case 19: {
            return getLoadedEdgeWeight();
        }
        case 20: {
            return myEdge->getPriority();
        }
        case 21: {
            // color by z of first shape point
            return getShape(s.secondaryShape)[0].z();
        }
        case 23: {
            // color by incline
            return (getShape(s.secondaryShape)[-1].z() - getShape(s.secondaryShape)[0].z()) / getLength();
        }
        case 25: {
            // color by average speed
            return getMeanSpeed();
        }
        case 26: {
            // color by average relative speed
            return getMeanSpeed() / myMaxSpeed;
        }
        case 27: {
            // color by routing device assumed speed
            return myEdge->getRoutingSpeed();
        }
        case 28:
            return getEmissions<PollutantsInterface::ELEC>() / myLength;
        case 29:
            return getPendingEmits();
        case 31: {
            // by numerical edge param value
            if (myEdge->hasParameter(s.edgeParam)) {
                try {
                    return StringUtils::toDouble(myEdge->getParameter(s.edgeParam, "0"));
                } catch (NumberFormatException&) {
                    try {
                        return StringUtils::toBool(myEdge->getParameter(s.edgeParam, "0"));
                    } catch (BoolFormatException&) {
                        return GUIVisualizationSettings::MISSING_DATA;
                    }
                }
            } else {
                return GUIVisualizationSettings::MISSING_DATA;
            }
        }
        case 32: {
            // by numerical lane param value
            if (hasParameter(s.laneParam)) {
                try {
                    return StringUtils::toDouble(getParameter(s.laneParam, "0"));
                } catch (NumberFormatException&) {
                    try {
                        return StringUtils::toBool(getParameter(s.laneParam, "0"));
                    } catch (BoolFormatException&) {
                        return GUIVisualizationSettings::MISSING_DATA;
                    }
                }
            } else {
                return GUIVisualizationSettings::MISSING_DATA;
            }
        }
        case 33: {
            // by edge data value
            return GUINet::getGUIInstance()->getEdgeData(myEdge, s.edgeData);
        }
        case 34: {
            return myEdge->getDistance();
        }
        case 35: {
            return fabs(myEdge->getDistance());
        }
        case 36: {
            return myReachability;
        }
        case 37: {
            return myRNGIndex % MSGlobals::gNumSimThreads;
        }
        case 38: {
            if (myParkingAreas == nullptr) {
                // init
                myParkingAreas = new std::vector<MSParkingArea*>();
                for (auto& item : MSNet::getInstance()->getStoppingPlaces(SUMO_TAG_PARKING_AREA)) {
                    if (&item.second->getLane().getEdge() == myEdge) {
                        myParkingAreas->push_back(dynamic_cast<MSParkingArea*>(item.second));
                    }
                }
            }
            int capacity = 0;
            for (MSParkingArea* pa : *myParkingAreas) {
                capacity += pa->getCapacity() - pa->getOccupancy();
            }
            return capacity;
        }
        case 39: {
            // by live edge data value
            return GUINet::getGUIInstance()->getMeanData(this, s.edgeDataID, s.edgeData);
        }
    }
    return 0;
}
 
 
double
GUILane::getScaleValue(const GUIVisualizationSettings& s, int activeScheme, bool s2) const {
    switch (activeScheme) {
        case 0:
            return 0;
        case 1:
            return isLaneOrEdgeSelected();
        case 2:
            return getSpeedLimit();
        case 3:
            return getBruttoOccupancy();
        case 4:
            return getNettoOccupancy();
        case 5:
            return firstWaitingTime();
        case 6:
            return getEdgeLaneNumber();
        case 7:
            return getEmissions<PollutantsInterface::CO2>() / myLength;
        case 8:
            return getEmissions<PollutantsInterface::CO>() / myLength;
        case 9:
            return getEmissions<PollutantsInterface::PM_X>() / myLength;
        case 10:
            return getEmissions<PollutantsInterface::NO_X>() / myLength;
        case 11:
            return getEmissions<PollutantsInterface::HC>() / myLength;
        case 12:
            return getEmissions<PollutantsInterface::FUEL>() / myLength;
        case 13:
            return getHarmonoise_NoiseEmissions();
        case 14: {
            return getStoredEdgeTravelTime();
        }
        case 15: {
            MSEdgeWeightsStorage& ews = MSNet::getInstance()->getWeightsStorage();
            if (!ews.knowsTravelTime(myEdge)) {
                return -1;
            } else {
                double value(0);
                ews.retrieveExistingTravelTime(myEdge, 0, value);
                return 100 * myLength / value / getSpeedLimit();
            }
        }
        case 16: {
            return 1 / getLengthGeometryFactor(s2);
        }
        case 17: {
            return getLoadedEdgeWeight();
        }
        case 18: {
            return myEdge->getPriority();
        }
        case 19: {
            // scale by average speed
            return getMeanSpeed();
        }
        case 20: {
            // scale by average relative speed
            return getMeanSpeed() / myMaxSpeed;
        }
        case 21:
            return getEmissions<PollutantsInterface::ELEC>() / myLength;
        case 22:
            return MSNet::getInstance()->getInsertionControl().getPendingEmits(this);
        case 23:
            // by edge data value
            return GUINet::getGUIInstance()->getEdgeData(myEdge, s.edgeDataScaling);
    }
    return 0;
}
 
 
bool
GUILane::drawAsRailway(const GUIVisualizationSettings& s) const {
    return isRailway(myPermissions) && ((myPermissions & SVC_BUS) == 0) && s.showRails;
}
 
 
bool
GUILane::drawAsWaterway(const GUIVisualizationSettings& s) const {
    return isWaterway(myPermissions) && s.showRails; // reusing the showRails setting
}
 
 
#ifdef HAVE_OSG
void
GUILane::updateColor(const GUIVisualizationSettings& s) {
    if (myGeom == 0) {
        // not drawn
        return;
    }
    const RGBColor col = setColor(s);
    osg::Vec4ubArray* colors = dynamic_cast<osg::Vec4ubArray*>(myGeom->getColorArray());
    (*colors)[0].set(col.red(), col.green(), col.blue(), col.alpha());
    myGeom->setColorArray(colors);
}
#endif
 
 
void
GUILane::closeTraffic(bool rebuildAllowed) {
    MSGlobals::gCheckRoutes = false;
    if (myAmClosed) {
        myPermissionChanges.clear(); // reset rerouters
        resetPermissions(CHANGE_PERMISSIONS_GUI);
    } else {
        setPermissions(SVC_AUTHORITY, CHANGE_PERMISSIONS_GUI);
    }
    myAmClosed = !myAmClosed;
    if (rebuildAllowed) {
        getEdge().rebuildAllowedLanes();
    }
}
 
 
PositionVector
GUILane::splitAtSegments(const PositionVector& shape) {
    assert(MSGlobals::gUseMesoSim);
    int no = MELoop::numSegmentsFor(myLength, OptionsCont::getOptions().getFloat("meso-edgelength"));
    const double slength = myLength / no;
    PositionVector result = shape;
    double offset = 0;
    for (int i = 0; i < no; ++i) {
        offset += slength;
        Position pos = shape.positionAtOffset(offset);
        int index = result.indexOfClosest(pos);
        if (pos.distanceTo(result[index]) > POSITION_EPS) {
            index = result.insertAtClosest(pos, false);
        }
        if (i != no - 1) {
            mySegmentStartIndex.push_back(index);
        }
        while ((int)myShapeSegments.size() < index) {
            myShapeSegments.push_back(i);
        }
        //std::cout << "splitAtSegments " << getID() << " no=" << no << " i=" << i << " offset=" << offset << " index=" << index << " segs=" << toString(myShapeSegments) << " resultSize=" << result.size() << " result=" << toString(result) << "\n";
    }
    while (myShapeSegments.size() < result.size()) {
        myShapeSegments.push_back(no - 1);
    }
    return result;
}
 
bool
GUILane::isSelected() const {
    return gSelected.isSelected(GLO_LANE, getGlID());
}
 
bool
GUILane::isLaneOrEdgeSelected() const {
    return isSelected() || gSelected.isSelected(GLO_EDGE, dynamic_cast<GUIEdge*>(myEdge)->getGlID());
}
 
double
GUILane::getPendingEmits() const {
    return MSNet::getInstance()->getInsertionControl().getPendingEmits(this);
}
 
double
GUILane::getClickPriority() const {
    if (MSGlobals::gUseMesoSim) {
        // do not select lanes in meso mode
        return INVALID_PRIORITY;
    }
    if (myEdge->isCrossing()) {
        return GLO_CROSSING;
    }
    return GLO_LANE;
}
 
 
/****************************************************************************/