C++ SUMOVehicle::getChosenSpeedFactor方法代码示例

void
MSVehicleControl::vehicleDeparted(const SUMOVehicle& v) {
    ++myRunningVehNo;
    myTotalDepartureDelay += STEPS2TIME(v.getDeparture() - STEPFLOOR(v.getParameter().depart));
    MSNet::getInstance()->informVehicleStateListener(&v, MSNet::VEHICLE_STATE_DEPARTED);
    myMaxSpeedFactor = MAX2(myMaxSpeedFactor, v.getChosenSpeedFactor());
    myMinDeceleration = MIN2(myMinDeceleration, v.getVehicleType().getCarFollowModel().getMaxDecel());
}

void
MSVehicleControl::vehicleDeparted(const SUMOVehicle& v) {
    ++myRunningVehNo;
    myTotalDepartureDelay += STEPS2TIME(v.getDeparture() - STEPFLOOR(v.getParameter().depart));
    MSNet::getInstance()->informVehicleStateListener(&v, MSNet::VEHICLE_STATE_DEPARTED);
    myMaxSpeedFactor = MAX2(myMaxSpeedFactor, v.getChosenSpeedFactor());
    if ((v.getVClass() & (SVC_PEDESTRIAN | SVC_NON_ROAD)) == 0) {
        // only  worry about deceleration of road users
        myMinDeceleration = MIN2(myMinDeceleration, v.getVehicleType().getCarFollowModel().getMaxDecel());
    }
}

bool
MSEdge::insertVehicle(SUMOVehicle& v, SUMOTime time, const bool checkOnly, const bool forceCheck) const {
    // when vaporizing, no vehicles are inserted, but checking needs to be successful to trigger removal
    if (isVaporizing()) {
        return checkOnly;
    }
    if (isTaz() && checkOnly) {
        return true;
    }
    const SUMOVehicleParameter& pars = v.getParameter();
    const MSVehicleType& type = v.getVehicleType();
    if (pars.departSpeedProcedure == DEPART_SPEED_GIVEN && pars.departSpeed > getVehicleMaxSpeed(&v)) {
        if (type.getSpeedDeviation() > 0) {
            v.setChosenSpeedFactor(type.computeChosenSpeedDeviation(0, pars.departSpeed / (type.getSpeedFactor() * getSpeedLimit())));
            if (v.getChosenSpeedFactor() > type.getSpeedFactor() * (2 * type.getSpeedDeviation() + 1)) {
                // only warn for significant deviation
                WRITE_WARNING("Choosing new speed factor " + toString(v.getChosenSpeedFactor()) + " for vehicle '" + pars.id + "' to match departure speed.");
            }
        } else {
            throw ProcessError("Departure speed for vehicle '" + pars.id +
                               "' is too high for the departure edge '" + getID() + "'.");
        }
    }
    if (!checkOnly) {
        std::string msg;
        if (!v.hasValidRoute(msg)) {
            if (MSGlobals::gCheckRoutes) {
                throw ProcessError("Vehicle '" + v.getID() + "' has no valid route. " + msg);
            } else if (v.getEdge()->getPurpose() == MSEdge::EDGEFUNCTION_DISTRICT) {
                WRITE_WARNING("Removing vehicle '" + pars.id + "' which has no valid route.");
                MSNet::getInstance()->getInsertionControl().descheduleDeparture(&v);
                return false;
            }
        }
    }
    if (MSGlobals::gUseMesoSim) {
        SUMOReal pos = 0.0;
        switch (pars.departPosProcedure) {
            case DEPART_POS_GIVEN:
                if (pars.departPos >= 0.) {
                    pos = pars.departPos;
                } else {
                    pos = pars.departPos + getLength();
                }
                if (pos < 0 || pos > getLength()) {
                    WRITE_WARNING("Invalid departPos " + toString(pos) + " given for vehicle '" +
                                  v.getID() + "'. Inserting at lane end instead.");
                    pos = getLength();
                }
                break;
            case DEPART_POS_RANDOM:
            case DEPART_POS_RANDOM_FREE:
                pos = RandHelper::rand(getLength());
                break;
            default:
                break;
        }
        bool result = false;
        MESegment* segment = MSGlobals::gMesoNet->getSegmentForEdge(*this, pos);
        MEVehicle* veh = static_cast<MEVehicle*>(&v);
        if (pars.departPosProcedure == DEPART_POS_FREE) {
            while (segment != 0 && !result) {
                if (checkOnly) {
                    result = segment->hasSpaceFor(veh, time, true);
                } else {
                    result = segment->initialise(veh, time);
                }
                segment = segment->getNextSegment();
            }
        } else {
            if (checkOnly) {
                result = segment->hasSpaceFor(veh, time, true);
            } else {
                result = segment->initialise(veh, time);
            }
        }
        return result;
    }
    if (checkOnly) {
        switch (v.getParameter().departLaneProcedure) {
            case DEPART_LANE_GIVEN:
            case DEPART_LANE_DEFAULT:
            case DEPART_LANE_FIRST_ALLOWED: {
                MSLane* insertionLane = getDepartLane(static_cast<MSVehicle&>(v));
                if (insertionLane == 0) {
                    WRITE_WARNING("could not insert vehicle '" + v.getID() + "' on any lane of edge '" + getID() + "', time=" + time2string(MSNet::getInstance()->getCurrentTimeStep()));
                    return false;
                }
                const SUMOReal occupancy = insertionLane->getBruttoOccupancy();
                return occupancy == (SUMOReal)0 || occupancy * myLength + v.getVehicleType().getLengthWithGap() <= myLength;
            }
            default:
                for (std::vector<MSLane*>::const_iterator i = myLanes->begin(); i != myLanes->end(); ++i) {
                    const SUMOReal occupancy = (*i)->getBruttoOccupancy();
                    if (occupancy == (SUMOReal)0 || occupancy * myLength + v.getVehicleType().getLengthWithGap() <= myLength) {
                        return true;
                    }
                }
        }
        return false;
//.........这里部分代码省略.........