MSLaneChangerSublane Class Reference

Performs lane changing of vehicles. More...

#include <MSLaneChangerSublane.h>

Inheritance diagram for MSLaneChangerSublane:

Collaboration diagram for MSLaneChangerSublane:

Public Types
typedef std::vector< ChangeElem >	Changer
	The list of changers; For each lane, a ChangeElem is being build.
typedef Changer::iterator	ChangerIt
	the iterator moving over the ChangeElems
typedef Changer::const_iterator	ConstChangerIt
	the iterator moving over the ChangeElems

Public Member Functions
Changer &	getChanger ()
	return changer (only to be used by MSLaneChangerSublane from another instance)
void	laneChange (SUMOTime t)
	Start lane-change-process for all vehicles on the edge'e lanes.
	MSLaneChangerSublane (const std::vector< MSLane * > *lanes, bool allowChanging)
	Constructor.
	~MSLaneChangerSublane ()
	Destructor.

Protected Types
typedef MSAbstractLaneChangeModel::StateAndDist	StateAndDist

Protected Member Functions
void	abortLCManeuver (MSVehicle *vehicle)
	immediately stop lane-changing and register vehicle as unchanged
void	addOutsideLeaders (const MSVehicle *vehicle, MSLeaderDistanceInfo &leaders) const
bool	applyTraCICommands (MSVehicle *vehicle)
	Execute TraCI LC-commands.
bool	avoidDeadlock (MSVehicle *vehicle, std::pair< MSVehicle *, double > neighLead, std::pair< MSVehicle *, double > overtaken, std::pair< MSVehicle *, double > leader)
	avoid opposite-diretion deadlock when vehicles are stopped on both sides of the road The method may call saveBlockerLength to affect vehicle speed in the next step
virtual bool	change ()
bool	changeOpposite (MSVehicle *vehicle, std::pair< MSVehicle *, double > leader, MSVehicle *lastStopped)
int	checkChange (int laneOffset, const MSLane *targetLane, const std::pair< MSVehicle *const, double > &leader, const std::pair< MSVehicle *const, double > &follower, const std::pair< MSVehicle *const, double > &neighLead, const std::pair< MSVehicle *const, double > &neighFollow, const std::vector< MSVehicle::LaneQ > &preb) const
StateAndDist	checkChangeHelper (MSVehicle *vehicle, int laneOffset, LaneChangeAction alternatives)
	helper function that calls checkChangeSublane and sets blocker information
bool	checkChangeOpposite (MSVehicle *vehicle, int laneOffset, MSLane *targetLane, const std::pair< MSVehicle *const, double > &leader, const std::pair< MSVehicle *const, double > &neighLead, const std::pair< MSVehicle *const, double > &neighFollow, const std::vector< MSVehicle::LaneQ > &preb)
int	checkChangeSublane (int laneOffset, LaneChangeAction alternatives, const std::vector< MSVehicle::LaneQ > &preb, double &latDist, double &maneuverDist) const
	check whether sub-lane changing in the given direction is desirable and possible
bool	checkChangeToNewLane (MSVehicle *vehicle, const int direction, ChangerIt from, ChangerIt to)
	check whether the given vehicle has entered the new lane 'to->lane' during a sublane LC-step
int	checkChangeWithinEdge (int laneOffset, const std::pair< MSVehicle *const, double > &leader, const std::vector< MSVehicle::LaneQ > &preb) const
bool	checkOppositeStop (MSVehicle *vehicle, const MSLane *oncomingLane, const MSLane *opposite, std::pair< MSVehicle *, double > leader)
	decide whether to change (back or forth) for an opposite stop
void	checkTraCICommands (MSVehicle *vehicle)
	Take into account traci LC-commands.
double	computeSafeOppositeLength (MSVehicle *vehicle, double oppositeLength, const MSLane *source, double usableDist, std::pair< MSVehicle *, double > oncoming, double vMax, double oncomingSpeed, std::pair< MSVehicle *, double > neighLead, std::pair< MSVehicle *, double > overtaken, std::pair< MSVehicle *, double > neighFollow, double surplusGap, const MSLane *opposite, bool canOvertake)
	determine for how long the vehicle can drive safely on the opposite side
bool	continueChange (MSVehicle *vehicle, ChangerIt &from)
	continue a lane change maneuver and return whether the vehicle has completely moved onto the new lane (used if gLaneChangeDuration > 0)
bool	continueChangeSublane (MSVehicle *vehicle, ChangerIt &from)
	Continue a sublane-lane change maneuver and return whether the midpoint was passed in this step.
ChangerIt	findCandidate ()
	Find current candidate. If there is none, myChanger.end() is returned.
MSLeaderDistanceInfo	getLeaders (const ChangerIt &target, const MSVehicle *ego) const
	get leaders for ego on the given lane
std::pair< MSVehicle *const, double >	getOncomingOppositeVehicle (const MSVehicle *vehicle, std::pair< MSVehicle *, double > overtaken, double searchDist)
std::pair< MSVehicle *const, double >	getOncomingVehicle (const MSLane *opposite, std::pair< MSVehicle *, double > neighOncoming, double searchDist, double &vMax, const MSVehicle *overtaken=nullptr, MSLane::MinorLinkMode mLinkMode=MSLane::MinorLinkMode::FOLLOW_NEVER)
std::pair< MSVehicle *const, double >	getRealFollower (const ChangerIt &target) const
std::pair< MSVehicle *const, double >	getRealLeader (const ChangerIt &target) const
virtual void	initChanger ()
	Initialize the changer before looping over all vehicles.
bool	mayChange (int direction) const
	whether changing to the lane in the given direction should be considered
void	outputLCEnded (MSVehicle *vehicle, ChangerIt &from, ChangerIt &to, int direction)
	optional output for end of lane-change maneuvre
void	outputLCStarted (MSVehicle *vehicle, ChangerIt &from, ChangerIt &to, int direction, double maneuverDist)
	optional output for start of lane-change maneuvre
void	registerUnchanged (MSVehicle *vehicle)
bool	resolveDeadlock (MSVehicle *vehicle, std::pair< MSVehicle *const, double > leader, std::pair< MSVehicle *, double > neighLead, std::pair< MSVehicle *, double > overtaken)
	keep stopping to resolve opposite-diretion deadlock while there is oncoming traffic The method may call saveBlockerLength to affect vehicle speed in the next step
bool	startChange (MSVehicle *vehicle, ChangerIt &from, int direction)
bool	startChangeSublane (MSVehicle *vehicle, ChangerIt &from, double latDist, double maneuverDist)
	change by the specified amount and return whether a new lane was entered
virtual void	updateChanger (bool vehHasChanged)
void	updateLanes (SUMOTime t)
MSVehicle *	veh (ConstChangerIt ce) const
bool	vehInChanger () const
	Check if there is a single change-candidate in the changer. Returns true if there is one.
bool	yieldToDeadlockOncoming (const MSVehicle *vehicle, const MSVehicle *stoppedNeigh, double dist)
	check whether to keep stopping for oncoming vehicles in the deadlock zone
bool	yieldToOppositeWaiting (const MSVehicle *vehicle, const MSVehicle *stoppedNeigh, double dist, SUMOTime deltaWait=0)
	check whether to yield for oncoming vehicles that have waited longer for opposite overtaking

Static Protected Member Functions
static void	computeOvertakingTime (const MSVehicle *vehicle, double vMax, const MSVehicle *leader, double gap, double &timeToOvertake, double &spaceToOvertake)
	Compute the time and space required for overtaking the given leader.
static double	computeSurplusGap (const MSVehicle *vehicle, const MSLane *opposite, std::pair< MSVehicle *, double > oncoming, double timeToOvertake, double spaceToOvertake, double &oncomingSpeed, bool oncomingOpposite=false)
static std::pair< MSVehicle *, double >	findClosestLeader (const MSLeaderDistanceInfo &leaders, const MSVehicle *vehicle)
	find the closest leader that prevents ego vehicle from passing on the current lane
static bool	foundHilltop (MSVehicle *vehicle, bool foundHill, double searchDist, const std::vector< MSLane * > &bestLanes, int view, double pos, double lastMax, double hilltopThreshold)
static std::vector< MSVehicle::LaneQ >	getBestLanesOpposite (MSVehicle *vehicle, const MSLane *stopLane, double oppositeLength)
	add LaneQ for opposite lanes
static MSVehicle *	getCloserFollower (const double maxPos, MSVehicle *follow1, MSVehicle *follow2)
	return the closer follower of ego
static std::pair< MSVehicle *, double >	getColumnleader (double &maxSpace, MSVehicle *vehicle, std::pair< MSVehicle *, double > leader, double maxLookAhead=std::numeric_limits< double >::max())
	return leader vehicle that is to be overtaken
static const MSLane *	getLaneAfter (const MSLane *lane, const std::vector< MSLane * > &conts, bool allowMinor, bool &contsEnd)
	return the next lane in conts beyond lane or nullptr
static double	getMaxOvertakingSpeed (const MSVehicle *vehicle, double maxSpaceToOvertake)
	compute maximum maneuver speed
static bool	hasOppositeStop (MSVehicle *vehicle)
	whether vehicle has an opposite-direction stop within relevant range

Protected Attributes
const bool	myAllowsChanging
ChangerIt	myCandi
Changer	myChanger
	Container for ChangeElemements, one for every lane in the edge.
const bool	myChangeToOpposite
	whether this edge allows changing to the opposite direction edge
bool	myCheckedChangeOpposite
	whether checkChangeOpposite was called for the current vehicle

Private Member Functions
	MSLaneChangerSublane ()
	Default constructor.
	MSLaneChangerSublane (const MSLaneChangerSublane &)
	Copy constructor.
MSLaneChangerSublane &	operator= (const MSLaneChangerSublane &)
	Assignment operator.

Detailed Description

Performs lane changing of vehicles.

Definition at line 40 of file MSLaneChangerSublane.h.

Member Typedef Documentation

Changer

typedef std::vector< ChangeElem > MSLaneChanger::Changer

inherited

The list of changers; For each lane, a ChangeElem is being build.

Definition at line 108 of file MSLaneChanger.h.

ChangerIt

typedef Changer::iterator MSLaneChanger::ChangerIt

inherited

the iterator moving over the ChangeElems

Definition at line 111 of file MSLaneChanger.h.

ConstChangerIt

typedef Changer::const_iterator MSLaneChanger::ConstChangerIt

inherited

the iterator moving over the ChangeElems

Definition at line 114 of file MSLaneChanger.h.

StateAndDist

typedef MSAbstractLaneChangeModel::StateAndDist MSLaneChangerSublane::StateAndDist

protected

Definition at line 103 of file MSLaneChangerSublane.h.

Constructor & Destructor Documentation

MSLaneChangerSublane() [1/3]

MSLaneChangerSublane::MSLaneChangerSublane	(	const std::vector< MSLane * > *	lanes,
		bool	allowChanging
	)

Constructor.

Definition at line 54 of file MSLaneChangerSublane.cpp.

References MSLaneChanger::myChanger.

~MSLaneChangerSublane()

MSLaneChangerSublane::~MSLaneChangerSublane

(

)

Destructor.

Definition at line 70 of file MSLaneChangerSublane.cpp.

MSLaneChangerSublane() [2/3]

MSLaneChangerSublane::MSLaneChangerSublane ( )

private

Default constructor.

MSLaneChangerSublane() [3/3]

MSLaneChangerSublane::MSLaneChangerSublane ( const MSLaneChangerSublane &  )

private

Copy constructor.

Member Function Documentation

abortLCManeuver()

void MSLaneChangerSublane::abortLCManeuver ( MSVehicle *  vehicle )

protected

immediately stop lane-changing and register vehicle as unchanged

Definition at line 261 of file MSLaneChangerSublane.cpp.

References MSVehicle::computeAngle(), DEBUG_COND, Named::getID(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getOwnState(), MSAbstractLaneChangeModel::getPreviousManeuverDist(), MSAbstractLaneChangeModel::getPrevState(), MSAbstractLaneChangeModel::getSpeedLat(), LCA_CHANGE_REASONS, MSLaneChanger::myCandi, outputLCEnded(), MSVehicle::setAngle(), MSAbstractLaneChangeModel::setManeuverDist(), MSAbstractLaneChangeModel::setSpeedLat(), SIMTIME, toString(), and MSAbstractLaneChangeModel::updateTargetLane().

Referenced by change(), and startChangeSublane().

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addOutsideLeaders()

void MSLaneChangerSublane::addOutsideLeaders ( const MSVehicle *  vehicle, MSLeaderDistanceInfo &  leaders  ) const

protected

Definition at line 876 of file MSLaneChangerSublane.cpp.

References MSLeaderDistanceInfo::addLeader(), DEBUG_COND, MSLane::getEdge(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicle::getLeftSideOnLane(), MSVehicleType::getMinGap(), MSVehicle::getPositionOnLane(), MSVehicle::getRightSideOnLane(), MSAbstractLaneChangeModel::getShadowLane(), MSBaseVehicle::getVehicleType(), MSEdge::getWidth(), MSLane::getWidth(), MSGlobals::gLateralResolution, MAX2(), MIN2(), MSLane::myTmpVehicles, MSLeaderInfo::setSublaneOffset(), SIMTIME, and MSLeaderDistanceInfo::toString().

Referenced by checkChangeSublane().

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applyTraCICommands()

bool MSLaneChanger::applyTraCICommands ( MSVehicle *  vehicle )

protectedinherited

Execute TraCI LC-commands.

Note

This is currently only used within non-actionsteps for the non-sublane model.

Returns

whether lane was changed

Definition at line 425 of file MSLaneChanger.cpp.

References MSLaneChanger::continueChange(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getOwnState(), LCA_BLOCKED, LCA_LEFT, LCA_RIGHT, MSLaneChanger::myCandi, and MSAbstractLaneChangeModel::startLaneChangeManeuver().

Referenced by MSLaneChanger::change().

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avoidDeadlock()

bool MSLaneChanger::avoidDeadlock ( MSVehicle *  vehicle, std::pair< MSVehicle *, double >  neighLead, std::pair< MSVehicle *, double >  overtaken, std::pair< MSVehicle *, double >  leader  )

protectedinherited

avoid opposite-diretion deadlock when vehicles are stopped on both sides of the road The method may call saveBlockerLength to affect vehicle speed in the next step

Definition at line 1630 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getBestLanes(), MSVehicle::getBestLanesContinuation(), MSVehicle::getBrakeGap(), Named::getID(), Named::getIDSecure(), MSLane::getIndex(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicleType::getLengthWithGap(), MSVehicleType::getMinGap(), MSVehicle::getPositionOnLane(), MSBaseVehicle::getVehicleType(), MSBaseVehicle::getWaitingSeconds(), MSAbstractLaneChangeModel::isOpposite(), MAX2(), OPPOSITE_OVERTAKING_DEADLOCK_WAIT, MSAbstractLaneChangeModel::saveBlockerLength(), SIMTIME, and MSLaneChanger::yieldToDeadlockOncoming().

Referenced by MSLaneChanger::changeOpposite().

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change()

bool MSLaneChangerSublane::change ( )

protectedvirtual

Find a new candidate and try to change it.

myAllowsChanging

Reimplemented from MSLaneChanger.

Definition at line 114 of file MSLaneChangerSublane.cpp.

References abortLCManeuver(), MSVehicle::adaptBestLanesOccupation(), MSAbstractLaneChangeModel::alreadyChanged(), MSLaneChanger::changeOpposite(), checkChangeHelper(), MSLaneChanger::checkTraCICommands(), MSAbstractLaneChangeModel::clearNeighbors(), continueChangeSublane(), DEBUG_COND, MSAbstractLaneChangeModel::debugVehicle(), MSAbstractLaneChangeModel::decideDirection(), MSAbstractLaneChangeModel::StateAndDist::dir, MSLaneChanger::findCandidate(), findClosestLeader(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), getLeaders(), MSAbstractLaneChangeModel::getManeuverDist(), MSAbstractLaneChangeModel::getSpeedLat(), MSBaseVehicle::getVClass(), MSLaneChanger::hasOppositeStop(), MSLeaderInfo::hasVehicles(), MSVehicle::influenceChangeDecision(), MSVehicle::isActive(), MSAbstractLaneChangeModel::isChangingLanes(), MSAbstractLaneChangeModel::isOpposite(), MSVehicle::isStoppedOnLane(), MSAbstractLaneChangeModel::StateAndDist::latDist, LCA_BLOCKED, LCA_LEFT, LCA_NONE, LCA_RIGHT, LCA_URGENT, LCA_WANTS_LANECHANGE, MSAbstractLaneChangeModel::StateAndDist::maneuverDist, MSLaneChanger::mayChange(), MSLaneChanger::myCandi, MSLaneChanger::myChanger, MSLaneChanger::myChangeToOpposite, myCheckedChangeOpposite, MSLaneChanger::registerUnchanged(), MSAbstractLaneChangeModel::setOwnState(), SIMTIME, startChangeSublane(), MSAbstractLaneChangeModel::StateAndDist::state, SVC_EMERGENCY, toString(), MSVehicle::updateBestLanes(), MSAbstractLaneChangeModel::updateExpectedSublaneSpeeds(), and MSLaneChanger::veh().

changeOpposite()

bool MSLaneChanger::changeOpposite ( MSVehicle *  vehicle, std::pair< MSVehicle *, double >  leader, MSVehicle *  lastStopped  )

protectedinherited

try changing to the opposite direction edge.

Definition at line 1189 of file MSLaneChanger.cpp.

References MSLane::allowsChangingLeft(), MSLane::allowsVehicleClass(), MSLaneChanger::avoidDeadlock(), MSLaneChanger::checkChangeOpposite(), MSLaneChanger::checkOppositeStop(), MSLaneChanger::computeOvertakingTime(), MSLaneChanger::computeSafeOppositeLength(), MSLaneChanger::computeSurplusGap(), DEBUG_COND, MSLane::FOLLOW_ONCOMING, MSLaneChanger::foundHilltop(), gDebugFlag5, MSVehicle::getBackPositionOnLane(), MSVehicle::getBestLanes(), MSVehicle::getBestLanesContinuation(), MSLaneChanger::getBestLanesOpposite(), MSLaneChanger::getColumnleader(), MSLink::getDirection(), Named::getID(), Named::getIDSecure(), MSVehicle::getInfluencer(), MSNet::getInstance(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicle::Influencer::getLaneTimeLineDuration(), MSLane::getLeader(), MSLane::getLength(), MSVehicleType::getLength(), MSLane::getLinkTo(), MSLaneChanger::getMaxOvertakingSpeed(), MSVehicleType::getMinGap(), MSVehicle::getMutableLane(), MSLaneChanger::getOncomingOppositeVehicle(), MSLaneChanger::getOncomingVehicle(), MSLane::getOpposite(), MSLane::getOppositeFollower(), MSLane::getOppositeLeader(), MSLane::getOppositePos(), MSAbstractLaneChangeModel::getOppositeSafetyFactor(), MSLane::getParallelLane(), MSVehicle::getPosition(), MSVehicle::getPositionOnLane(), MSVehicle::Influencer::getRespectJunctionPriority(), MSVehicle::getSlope(), MSLane::getSpeedLimit(), MSLink::getState(), MSBaseVehicle::getVClass(), MSVehicleType::getVehicleClass(), MSLane::getVehicleMaxSpeed(), MSBaseVehicle::getVehicleType(), MSLink::getViaLaneOrLane(), MSBaseVehicle::getWaitingSeconds(), MSGlobals::gLefthand, MSNet::hasElevation(), MSVehicle::hasInfluencer(), MSLaneChanger::hasOppositeStop(), MSLink::havePriority(), MSLink::haveRed(), MSLink::haveYellow(), MSVehicle::ignoreRed(), MSVehicle::influenceChangeDecision(), MSLane::isInternal(), MSAbstractLaneChangeModel::isOpposite(), MSBaseVehicle::isStopped(), LCA_LEFT, LCA_TRACI, LINKSTATE_ZIPPER, MAX2(), MIN2(), MSLaneChanger::myChangeToOpposite, MSVehicle::nextStopDist(), OPPOSITE_OVERTAKING_DEADLOCK_WAIT, OPPOSITE_OVERTAKING_HILLTOP_THRESHOHOLD, OPPOSITE_OVERTAKING_MAX_SPACE_TO_OVERTAKE, OPPOSITE_OVERTAKING_ONCOMING_LOOKAHEAD, MSLaneChanger::resolveDeadlock(), SIMTIME, STEPS2TIME, STRAIGHT, SVC_EMERGENCY, TIME2STEPS, toString(), TS, MSVehicle::VEH_SIGNAL_BLINKER_LEFT, MSVehicle::VEH_SIGNAL_BLINKER_RIGHT, MSLaneChanger::yieldToOppositeWaiting(), and Position::z().

Referenced by MSLaneChanger::change(), and change().

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checkChange()

int MSLaneChanger::checkChange ( int  laneOffset, const MSLane *  targetLane, const std::pair< MSVehicle *const, double > &  leader, const std::pair< MSVehicle *const, double > &  follower, const std::pair< MSVehicle *const, double > &  neighLead, const std::pair< MSVehicle *const, double > &  neighFollow, const std::vector< MSVehicle::LaneQ > &  preb  ) const

protectedinherited

Definition at line 744 of file MSLaneChanger.cpp.

References ACCEL2SPEED, MSCFModel::brakeGap(), MSAbstractLaneChangeModel::checkChangeBeforeCommitting(), DEBUG_COND, DELTA_T, MSAbstractLaneChangeModel::estimateLCDuration(), MSVehicle::getAcceleration(), MSVehicle::getActionStepLength(), MSAbstractLaneChangeModel::getAssumedDecelForLaneChangeDuration(), MSVehicle::getBackPositionOnLane(), MSVehicle::getBestLanesContinuation(), MSVehicle::getCarFollowModel(), MSLane::getCriticalLeader(), MSLane::getEdge(), MSCFModel::getHeadwayTime(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSLane::getLeader(), MSLane::getLength(), MSVehicleType::getLengthWithGap(), MSCFModel::getMaxDecel(), MSVehicleType::getMinGap(), MSLane::getParallelLane(), MSVehicle::getPositionOnLane(), MSVehicle::getRightSideOnLane(), MSAbstractLaneChangeModel::getSafetyFactor(), MSCFModel::getSecureGap(), MSVehicle::getSpeed(), MSBaseVehicle::getVehicleType(), MSLane::getWidth(), MSVehicleType::getWidth(), MSGlobals::gLaneChangeDuration, MSLane::hasPedestrians(), MSVehicle::influenceChangeDecision(), MSEdge::isInternal(), MSLane::isLinkEnd(), MSAbstractLaneChangeModel::isOpposite(), LCA_BLOCKED, LCA_BLOCKED_BY_LEFT_FOLLOWER, LCA_BLOCKED_BY_LEFT_LEADER, LCA_BLOCKED_BY_RIGHT_FOLLOWER, LCA_BLOCKED_BY_RIGHT_LEADER, LCA_INSUFFICIENT_SPACE, LCA_INSUFFICIENT_SPEED, LCA_OVERLAPPING, LCA_URGENT, LCA_WANTS_LANECHANGE, LEFT, MAX2(), MIN2(), MSLaneChanger::myCandi, MSLane::nextBlocking(), MSAbstractLaneChangeModel::NO_NEIGHBOR, RIGHT, MSAbstractLaneChangeModel::saveLCState(), MSAbstractLaneChangeModel::saveNeighbors(), MSAbstractLaneChangeModel::setFollowerGaps(), MSAbstractLaneChangeModel::setLeaderGaps(), MSAbstractLaneChangeModel::setOrigLeaderGaps(), SIMTIME, MSLane::succLinkSec(), toString(), TS, MSVehicle::unsafeLinkAhead(), MSLaneChanger::veh(), and MSAbstractLaneChangeModel::wantsChange().

Referenced by MSLaneChanger::checkChangeOpposite(), and MSLaneChanger::checkChangeWithinEdge().

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checkChangeHelper()

MSLaneChangerSublane::StateAndDist MSLaneChangerSublane::checkChangeHelper ( MSVehicle *  vehicle, int  laneOffset, LaneChangeAction  alternatives  )

protected

helper function that calls checkChangeSublane and sets blocker information

Definition at line 293 of file MSLaneChangerSublane.cpp.

References checkChangeSublane(), MSAbstractLaneChangeModel::StateAndDist::dir, MSVehicle::getBestLanes(), MSLaneChanger::getBestLanesOpposite(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::isOpposite(), MSAbstractLaneChangeModel::StateAndDist::latDist, LCA_BLOCKED, LCA_URGENT, LCA_WANTS_LANECHANGE, MSAbstractLaneChangeModel::StateAndDist::maneuverDist, MSLaneChanger::mayChange(), MSLaneChanger::myCandi, and MSAbstractLaneChangeModel::StateAndDist::state.

Referenced by change().

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checkChangeOpposite()

bool MSLaneChangerSublane::checkChangeOpposite ( MSVehicle *  vehicle, int  laneOffset, MSLane *  targetLane, const std::pair< MSVehicle *const, double > &  leader, const std::pair< MSVehicle *const, double > &  neighLead, const std::pair< MSVehicle *const, double > &  neighFollow, const std::vector< MSVehicle::LaneQ > &  preb  )

protectedvirtual

Reimplemented from MSLaneChanger.

Definition at line 750 of file MSLaneChangerSublane.cpp.

References MSLane::addLeaders(), DEBUG_COND, MSLeaderDistanceInfo::fixOppositeGaps(), MSLane::FOLLOW_ONCOMING, MSVehicle::getBackPositionOnLane(), MSLane::getEdge(), MSLane::getFollowersOnConsecutive(), Named::getID(), MSLane::getIndex(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSEdge::getLanes(), MSVehicleType::getLength(), MSLane::getOppositePos(), MSVehicle::getPositionOnLane(), MSBaseVehicle::getVehicleType(), MSLane::getWidth(), MSVehicle::influenceChangeDecision(), MSAbstractLaneChangeModel::isOpposite(), LCA_BLOCKED, LCA_LEFT, LCA_NONE, LCA_RIGHT, LCA_WANTS_LANECHANGE, MSLaneChanger::mayChange(), MSLaneChanger::myCandi, myCheckedChangeOpposite, MSLeaderInfo::numSublanes(), MSLeaderDistanceInfo::patchGaps(), MSAbstractLaneChangeModel::saveLCState(), MSAbstractLaneChangeModel::saveNeighbors(), MSAbstractLaneChangeModel::setOwnState(), MSAbstractLaneChangeModel::setSpeedLat(), SIMTIME, startChangeSublane(), MSLeaderDistanceInfo::toString(), toString(), UNUSED_PARAMETER, MSAbstractLaneChangeModel::updateExpectedSublaneSpeeds(), and MSAbstractLaneChangeModel::wantsChangeSublane().

checkChangeSublane()

int MSLaneChangerSublane::checkChangeSublane ( int  laneOffset, LaneChangeAction  alternatives, const std::vector< MSVehicle::LaneQ > &  preb, double &  latDist, double &  maneuverDist  ) const

protected

check whether sub-lane changing in the given direction is desirable and possible

Parameters

[in]	laneOffset	The direction in which changing should be checked
[in]	leaders	The candidate vehicle's leaders
[in]	preb	The bestLanse of the candidaet vehicle
[out]	latDist	The distance by which the vehicle changes laterally
[out]	maneuverDist	The lateral distance for the complete envisioned maneuver (used for maneuver continuation in non-actionsteps).

Definition at line 645 of file MSLaneChangerSublane.cpp.

References MSLeaderDistanceInfo::addLeaders(), addOutsideLeaders(), DEBUG_COND, MSVehicle::getBackPositionOnLane(), MSAbstractLaneChangeModel::getCanceledState(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSLane::getRightSideOnEdge(), MSLane::getWidth(), MSLeaderInfo::hasVehicles(), MSVehicle::influenceChangeDecision(), MSLeaderDistanceInfo::moveSamePosTo(), MSLaneChanger::myCandi, MSAbstractLaneChangeModel::saveLCState(), MSAbstractLaneChangeModel::saveNeighbors(), SIMTIME, MSLeaderDistanceInfo::toString(), toString(), MSLaneChanger::veh(), and MSAbstractLaneChangeModel::wantsChangeSublane().

Referenced by checkChangeHelper().

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checkChangeToNewLane()

bool MSLaneChangerSublane::checkChangeToNewLane ( MSVehicle *  vehicle, const int  direction, ChangerIt  from, ChangerIt  to  )

protected

check whether the given vehicle has entered the new lane 'to->lane' during a sublane LC-step

Definition at line 522 of file MSLaneChangerSublane.cpp.

References MSVehicle::getBackPositionOnLane(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicle::getLateralPositionOnLane(), getLeaders(), MSVehicleType::getLengthWithGap(), MSBaseVehicle::getVehicleType(), MSLane::getWidth(), MSAbstractLaneChangeModel::haveLCOutput(), MSVehicle::isActive(), MSAbstractLaneChangeModel::isOpposite(), MSLaneChanger::mayChange(), MSVehicle::State::myPosLat, MSVehicle::myState, MSAbstractLaneChangeModel::setFollowerGaps(), MSAbstractLaneChangeModel::setLeaderGaps(), MSAbstractLaneChangeModel::setOrigLeaderGaps(), and MSAbstractLaneChangeModel::startLaneChangeManeuver().

Referenced by startChangeSublane().

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checkChangeWithinEdge()

int MSLaneChanger::checkChangeWithinEdge ( int  laneOffset, const std::pair< MSVehicle *const, double > &  leader, const std::vector< MSVehicle::LaneQ > &  preb  ) const

protectedinherited

Definition at line 726 of file MSLaneChanger.cpp.

References MSLaneChanger::checkChange(), MSLaneChanger::getRealFollower(), MSLaneChanger::getRealLeader(), and MSLaneChanger::myCandi.

Referenced by MSLaneChanger::change().

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checkOppositeStop()

bool MSLaneChanger::checkOppositeStop ( MSVehicle *  vehicle, const MSLane *  oncomingLane, const MSLane *  opposite, std::pair< MSVehicle *, double >  leader  )

protectedinherited

decide whether to change (back or forth) for an opposite stop

Definition at line 1095 of file MSLaneChanger.cpp.

References MSLaneChanger::checkChangeOpposite(), MSLaneChanger::computeSurplusGap(), DEBUG_COND, MSLaneChanger::getBestLanesOpposite(), MSVehicle::getCarFollowModel(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSCFModel::getMaxAccel(), MSVehicleType::getMaxSpeedLat(), MSBaseVehicle::getNextStop(), MSAbstractLaneChangeModel::getNormalizedLaneIndex(), MSLaneChanger::getOncomingVehicle(), MSLane::getOppositeFollower(), MSLane::getOppositeLeader(), MSVehicle::getSpeed(), MSLane::getSpeedLimit(), MSLane::getVehicleMaxSpeed(), MSBaseVehicle::getVehicleType(), MSGlobals::gLaneChangeDuration, MSGlobals::gLateralResolution, MSAbstractLaneChangeModel::isOpposite(), MSStop::lane, MAX2(), MSVehicle::nextStopDist(), OPPOSITE_OVERTAKING_MAX_LOOKAHEAD, OPPOSITE_OVERTAKING_ONCOMING_LOOKAHEAD, STEPS2TIME, and SUMO_const_laneWidth.

Referenced by MSLaneChanger::changeOpposite().

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checkTraCICommands()

void MSLaneChanger::checkTraCICommands ( MSVehicle *  vehicle )

protectedinherited

Take into account traci LC-commands.

Note

This is currently only used within non-actionsteps.

Definition at line 404 of file MSLaneChanger.cpp.

References MSAbstractLaneChangeModel::checkTraCICommands(), DEBUG_COND, Named::getID(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getOwnState(), LCA_BLOCKED, LCA_OVERLAPPING, SIMTIME, and toString().

Referenced by MSLaneChanger::change(), and change().

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computeOvertakingTime()

void MSLaneChanger::computeOvertakingTime ( const MSVehicle *  vehicle, double  vMax, const MSVehicle *  leader, double  gap, double &  timeToOvertake, double &  spaceToOvertake  )

staticprotectedinherited

Compute the time and space required for overtaking the given leader.

Parameters

[in]	vehicle	The vehicle that wants to overtake
[in]	leader	The vehicle to be overtaken
[in]	gap	The gap between vehicle and leader
[out]	timeToOvertake	The time for overtaking
[out]	spaceToOvertake	The space for overtaking

XXX ignore speed limit when overtaking through the opposite lane?

Definition at line 2196 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getAcceleration(), MSVehicle::getCarFollowModel(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicleType::getLength(), MSVehicleType::getLengthWithGap(), MSCFModel::getMaxAccel(), MSCFModel::getMaxDecel(), MSVehicleType::getMaxSpeedLat(), MSVehicleType::getMinGap(), MSAbstractLaneChangeModel::getOppositeSafetyFactor(), MSCFModel::getSecureGap(), MSVehicle::getSpeed(), MSBaseVehicle::getStopDuration(), MSLane::getVehicleMaxSpeed(), MSBaseVehicle::getVehicleType(), MSLane::getWidth(), MSGlobals::gSublane, MAX2(), OPPOSITE_OVERTAKING_SAFE_TIMEGAP, OPPOSITE_OVERTAKING_SAFETY_FACTOR, STEPS2TIME, and TS.

Referenced by MSLaneChanger::changeOpposite().

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computeSafeOppositeLength()

double MSLaneChanger::computeSafeOppositeLength ( MSVehicle *  vehicle, double  oppositeLength, const MSLane *  source, double  usableDist, std::pair< MSVehicle *, double >  oncoming, double  vMax, double  oncomingSpeed, std::pair< MSVehicle *, double >  neighLead, std::pair< MSVehicle *, double >  overtaken, std::pair< MSVehicle *, double >  neighFollow, double  surplusGap, const MSLane *  opposite, bool  canOvertake  )

protectedinherited

determine for how long the vehicle can drive safely on the opposite side

Definition at line 1871 of file MSLaneChanger.cpp.

References MSCFModel::brakeGap(), DEBUG_COND, MSVehicle::getCarFollowModel(), Named::getID(), MSVehicle::getLaneChangeModel(), MSCFModel::getMaxDecel(), MSLane::getOppositeFollower(), MSLane::getOppositePos(), MSVehicle::getPositionOnLane(), MSAbstractLaneChangeModel::getShadowLane(), MSVehicle::getSpeed(), MSAbstractLaneChangeModel::isOpposite(), MSBaseVehicle::isStopped(), MAX2(), MIN2(), MSVehicle::nextStopDist(), SIMTIME, TIME2STEPS, and MSLaneChanger::yieldToOppositeWaiting().

Referenced by MSLaneChanger::changeOpposite().

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computeSurplusGap()

double MSLaneChanger::computeSurplusGap ( const MSVehicle *  vehicle, const MSLane *  opposite, std::pair< MSVehicle *, double >  oncoming, double  timeToOvertake, double  spaceToOvertake, double &  oncomingSpeed, bool  oncomingOpposite = false  )

staticprotectedinherited

Definition at line 2067 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getCarFollowModel(), MSCFModel::getHeadwayTime(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getShadowLane(), MSLane::getVehicleMaxSpeed(), MSBaseVehicle::getWaitingSeconds(), MSAbstractLaneChangeModel::isOpposite(), MSBaseVehicle::isStopped(), OPPOSITE_OVERTAKING_DEADLOCK_WAIT, OPPOSITE_OVERTAKING_SAFETYGAP_HEADWAY_FACTOR, and SIMTIME.

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::checkOppositeStop().

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continueChange()

bool MSLaneChanger::continueChange ( MSVehicle *  vehicle, ChangerIt &  from  )

protectedinherited

continue a lane change maneuver and return whether the vehicle has completely moved onto the new lane (used if gLaneChangeDuration > 0)

Definition at line 467 of file MSLaneChanger.cpp.

References MSVehicle::computeAngle(), DEBUG_COND, MSAbstractLaneChangeModel::endLaneChangeManeuver(), MSLane::getEdge(), Named::getID(), Named::getIDSecure(), MSLane::getIndex(), MSVehicle::getLane(), MSAbstractLaneChangeModel::getLaneChangeCompletion(), MSAbstractLaneChangeModel::getLaneChangeDirection(), MSVehicle::getLaneChangeModel(), MSVehicle::getLateralPositionOnLane(), MSLane::getParallelLane(), MSAbstractLaneChangeModel::getShadowLane(), MSAbstractLaneChangeModel::getSpeedLat(), MSLane::getWidth(), Position::INVALID, MSAbstractLaneChangeModel::isChangingLanes(), MSAbstractLaneChangeModel::isOpposite(), M_PI, MSVehicle::myAngle, MSVehicle::myCachedPosition, MSLaneChanger::myCandi, MSLaneChanger::myChanger, MSVehicle::State::myPosLat, MSVehicle::myState, MSAbstractLaneChangeModel::primaryLaneChanged(), MSLane::requireCollisionCheck(), SIMTIME, SPEED2DIST, MSAbstractLaneChangeModel::updateCompletion(), and MSAbstractLaneChangeModel::updateShadowLane().

Referenced by MSLaneChanger::applyTraCICommands(), MSLaneChanger::change(), MSLaneChanger::checkChangeOpposite(), and MSLaneChanger::startChange().

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continueChangeSublane()

bool MSLaneChangerSublane::continueChangeSublane ( MSVehicle *  vehicle, ChangerIt &  from  )

protected

Continue a sublane-lane change maneuver and return whether the midpoint was passed in this step.

Definition at line 318 of file MSLaneChangerSublane.cpp.

References MSAbstractLaneChangeModel::computeSpeedLat(), DEBUG_COND, Named::getID(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getManeuverDist(), MSAbstractLaneChangeModel::getOwnState(), LCA_URGENT, SIMTIME, SPEED2DIST, and startChangeSublane().

Referenced by change().

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findCandidate()

MSLaneChanger::ChangerIt MSLaneChanger::findCandidate ( )

protectedinherited

Find current candidate. If there is none, myChanger.end() is returned.

Definition at line 217 of file MSLaneChanger.cpp.

References Named::getID(), MSVehicle::getPositionOnLane(), MSVehicle::isFrontOnLane(), MSLaneChanger::myChanger, SIMTIME, and MSLaneChanger::veh().

Referenced by MSLaneChanger::change(), and change().

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findClosestLeader()

std::pair< MSVehicle *, double > MSLaneChangerSublane::findClosestLeader ( const MSLeaderDistanceInfo &  leaders, const MSVehicle *  vehicle  )

staticprotected

find the closest leader that prevents ego vehicle from passing on the current lane

Definition at line 856 of file MSLaneChangerSublane.cpp.

References MSVehicle::getLane(), MSVehicleType::getMinGapLat(), MSBaseVehicle::getVehicleType(), MSLane::getWidth(), MSVehicleType::getWidth(), and MSLeaderInfo::numSublanes().

Referenced by change().

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foundHilltop()

bool MSLaneChanger::foundHilltop ( MSVehicle *  vehicle, bool  foundHill, double  searchDist, const std::vector< MSLane * > &  bestLanes, int  view, double  pos, double  lastMax, double  hilltopThreshold  )

staticprotectedinherited

Definition at line 2101 of file MSLaneChanger.cpp.

References DEBUG_COND, MSLaneChanger::foundHilltop(), Named::getID(), MSLane::getShape(), MSLane::interpolateGeometryPosToLanePos(), and SIMTIME.

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::foundHilltop().

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getBestLanesOpposite()

std::vector< MSVehicle::LaneQ > MSLaneChanger::getBestLanesOpposite ( MSVehicle *  vehicle, const MSLane *  stopLane, double  oppositeLength  )

staticprotectedinherited

add LaneQ for opposite lanes

Definition at line 1151 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getBestLanes(), MSLane::getEdge(), MSAbstractLaneChangeModel::getForwardPos(), Named::getID(), MSLane::getIndex(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSEdge::getLanes(), MSEdge::getNormalSuccessor(), MSEdge::getNumLanes(), MSEdge::getOppositeEdge(), MSAbstractLaneChangeModel::isOpposite(), MSVehicle::nextStopDist(), and SIMTIME.

Referenced by MSLaneChanger::changeOpposite(), checkChangeHelper(), and MSLaneChanger::checkOppositeStop().

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getChanger()

Changer & MSLaneChanger::getChanger ( )

inlineinherited

return changer (only to be used by MSLaneChangerSublane from another instance)

Definition at line 117 of file MSLaneChanger.h.

References MSLaneChanger::myChanger.

Referenced by startChangeSublane().

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getCloserFollower()

MSVehicle * MSLaneChanger::getCloserFollower ( const double  maxPos, MSVehicle *  follow1, MSVehicle *  follow2  )

staticprotectedinherited

return the closer follower of ego

Definition at line 711 of file MSLaneChanger.cpp.

References MSVehicle::getPositionOnLane().

Referenced by MSLaneChanger::getRealFollower().

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getColumnleader()

std::pair< MSVehicle *, double > MSLaneChanger::getColumnleader ( double &  maxSpace, MSVehicle *  vehicle, std::pair< MSVehicle *, double >  leader, double  maxLookAhead = std::numeric_limits<double>::max()  )

staticprotectedinherited

return leader vehicle that is to be overtaken

Parameters

[out]	maxSpace	The maxium space that can be used for the overtaking maneuver (limits speed)
[in]	vehicle	The vehicle that wants to overtake
[in]	leader	The vehicle to be overtaken and the gap to this vehicle
[in]	maxLookAhead	The maximum lookahead distance

This methods calls itself recursively to find the leader of a column of vehicles to be overtaken (if there is no sufficient gap for stopping in between)

Definition at line 2319 of file MSLaneChanger.cpp.

References MSCFModel::brakeGap(), DEBUG_COND, MSVehicle::getBackPositionOnLane(), MSVehicle::getBestLanesContinuation(), MSVehicle::getCarFollowModel(), MSLaneChanger::getColumnleader(), MSLane::getEdge(), Named::getID(), Named::getIDSecure(), MSVehicle::getLane(), MSLaneChanger::getLaneAfter(), MSVehicle::getLaneChangeModel(), MSLane::getLastAnyVehicle(), MSLane::getLength(), MSVehicleType::getLengthWithGap(), MSCFModel::getMaxDecel(), MSAbstractLaneChangeModel::getOppositeSafetyFactor(), MSVehicle::getPositionOnLane(), MSCFModel::getSecureGap(), MSVehicle::getSpeed(), MSVehicleType::getVehicleClass(), MSLane::getVehicleMaxSpeed(), MSBaseVehicle::getVehicleType(), MAX2(), OPPOSITE_OVERTAKING_MAX_LOOKAHEAD, OPPOSITE_OVERTAKING_MAX_LOOKAHEAD_EMERGENCY, OPPOSITE_OVERTAKING_SAFETY_FACTOR, SVC_EMERGENCY, and toString().

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::getColumnleader().

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getLaneAfter()

const MSLane * MSLaneChanger::getLaneAfter ( const MSLane *  lane, const std::vector< MSLane * > &  conts, bool  allowMinor, bool &  contsEnd  )

staticprotectedinherited

return the next lane in conts beyond lane or nullptr

Definition at line 2508 of file MSLaneChanger.cpp.

References MSLane::getLinkTo(), and MSLink::havePriority().

Referenced by MSLaneChanger::getColumnleader().

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getLeaders()

MSLeaderDistanceInfo MSLaneChangerSublane::getLeaders ( const ChangerIt &  target, const MSVehicle *  ego  ) const

protected

get leaders for ego on the given lane

Definition at line 597 of file MSLaneChangerSublane.cpp.

References MSLeaderDistanceInfo::addLeader(), DEBUG_COND, MSVehicle::getBackPositionOnLane(), Named::getID(), MSVehicle::getLane(), MSVehicle::getLeftSideOnLane(), MSVehicleType::getMinGap(), MSVehicle::getPositionOnLane(), MSVehicle::getRightSideOnLane(), MSBaseVehicle::getVehicleType(), MSGlobals::gLateralResolution, MSLeaderInfo::numSublanes(), MSLeaderInfo::setSublaneOffset(), SIMTIME, MSLeaderDistanceInfo::toString(), toString(), and MSLaneChanger::veh().

Referenced by change(), and checkChangeToNewLane().

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getMaxOvertakingSpeed()

double MSLaneChanger::getMaxOvertakingSpeed ( const MSVehicle *  vehicle, double  maxSpaceToOvertake  )

staticprotectedinherited

compute maximum maneuver speed

Definition at line 2529 of file MSLaneChanger.cpp.

References MSVehicle::getCarFollowModel(), MSCFModel::getMaxAccel(), and MSCFModel::getMaxDecel().

Referenced by MSLaneChanger::changeOpposite().

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getOncomingOppositeVehicle()

std::pair< MSVehicle *const, double > MSLaneChanger::getOncomingOppositeVehicle ( const MSVehicle *  vehicle, std::pair< MSVehicle *, double >  overtaken, double  searchDist  )

protectedinherited

Definition at line 2022 of file MSLaneChanger.cpp.

References gDebugFlag5, MSVehicle::getBestLanesContinuation(), Named::getID(), Named::getIDSecure(), MSVehicle::getLane(), MSLane::getLeader(), MSVehicleType::getLengthWithGap(), MSVehicle::getPositionOnLane(), MSBaseVehicle::getVehicleType(), and SIMTIME.

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::resolveDeadlock().

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getOncomingVehicle()

std::pair< MSVehicle *const, double > MSLaneChanger::getOncomingVehicle ( const MSLane *  opposite, std::pair< MSVehicle *, double >  neighOncoming, double  searchDist, double &  vMax, const MSVehicle *  overtaken = nullptr, MSLane::MinorLinkMode  mLinkMode = MSLane::MinorLinkMode::FOLLOW_NEVER  )

protectedinherited

Definition at line 1983 of file MSLaneChanger.cpp.

References gDebugFlag5, MSLane::getFollower(), MAX2(), MIN2(), and SIMTIME.

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::checkOppositeStop().

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getRealFollower()

std::pair< MSVehicle *const, double > MSLaneChanger::getRealFollower ( const ChangerIt &  target ) const

protectedinherited

Definition at line 633 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getBackPositionOnLane(), MSLaneChanger::getCloserFollower(), Named::getID(), MSVehicleType::getLength(), MSVehicleType::getMinGap(), MSVehicle::getPositionOnLane(), MSBaseVehicle::getVehicleType(), MSLaneChanger::myCandi, SIMTIME, and MSLaneChanger::veh().

Referenced by MSLaneChanger::checkChangeWithinEdge().

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getRealLeader()

std::pair< MSVehicle *const, double > MSLaneChanger::getRealLeader ( const ChangerIt &  target ) const

protectedinherited

Definition at line 524 of file MSLaneChanger.cpp.

References MSCFModel::brakeGap(), DEBUG_COND, MSVehicle::getBackPositionOnLane(), MSVehicle::getBestLanesContinuation(), MSVehicle::getCarFollowModel(), Named::getID(), Named::getIDSecure(), MSLane::getLength(), MSVehicleType::getMinGap(), MSVehicle::getPositionOnLane(), MSVehicle::getSpeed(), MSBaseVehicle::getVehicleType(), MSLaneChanger::myCandi, MSLane::myPartialVehicles, SIMTIME, and MSLaneChanger::veh().

Referenced by MSLaneChanger::change(), and MSLaneChanger::checkChangeWithinEdge().

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hasOppositeStop()

bool MSLaneChanger::hasOppositeStop ( MSVehicle *  vehicle )

staticprotectedinherited

whether vehicle has an opposite-direction stop within relevant range

Definition at line 1083 of file MSLaneChanger.cpp.

References MSBaseVehicle::getNextStop(), MSBaseVehicle::hasStops(), MSStop::isOpposite, MSVehicle::nextStopDist(), and OPPOSITE_OVERTAKING_MAX_LOOKAHEAD.

Referenced by MSLaneChanger::change(), change(), and MSLaneChanger::changeOpposite().

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initChanger()

void MSLaneChangerSublane::initChanger ( )

protectedvirtual

Initialize the changer before looping over all vehicles.

Reimplemented from MSLaneChanger.

Definition at line 73 of file MSLaneChangerSublane.cpp.

References MSLaneChanger::initChanger(), and MSLaneChanger::myChanger.

laneChange()

void MSLaneChanger::laneChange ( SUMOTime  t )

inherited

Start lane-change-process for all vehicles on the edge'e lanes.

Definition at line 141 of file MSLaneChanger.cpp.

References MSLaneChanger::change(), MSLaneChanger::initChanger(), MSLaneChanger::myChanger, MSLaneChanger::updateChanger(), MSLaneChanger::updateLanes(), and MSLaneChanger::vehInChanger().

Referenced by MSEdge::changeLanes().

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mayChange()

bool MSLaneChanger::mayChange ( int  direction ) const

protectedinherited

whether changing to the lane in the given direction should be considered

Definition at line 256 of file MSLaneChanger.cpp.

References MSBaseVehicle::getVClass(), MSLaneChanger::myAllowsChanging, MSLaneChanger::myCandi, and MSLaneChanger::veh().

Referenced by MSLaneChanger::change(), change(), checkChangeHelper(), checkChangeOpposite(), checkChangeToNewLane(), and startChangeSublane().

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operator=()

MSLaneChangerSublane & MSLaneChangerSublane::operator= ( const MSLaneChangerSublane &  )

private

Assignment operator.

outputLCEnded()

void MSLaneChangerSublane::outputLCEnded ( MSVehicle *  vehicle, ChangerIt &  from, ChangerIt &  to, int  direction  )

protected

optional output for end of lane-change maneuvre

Definition at line 584 of file MSLaneChangerSublane.cpp.

References MSVehicle::getBackPositionOnLane(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getOwnState(), MSAbstractLaneChangeModel::haveLCOutput(), MSAbstractLaneChangeModel::laneChangeOutput(), LCA_CHANGE_REASONS, LCA_SUBLANE, MSAbstractLaneChangeModel::outputLCEnded(), MSAbstractLaneChangeModel::setFollowerGaps(), MSAbstractLaneChangeModel::setLeaderGaps(), and MSAbstractLaneChangeModel::setOrigLeaderGaps().

Referenced by abortLCManeuver(), and startChangeSublane().

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outputLCStarted()

void MSLaneChangerSublane::outputLCStarted ( MSVehicle *  vehicle, ChangerIt &  from, ChangerIt &  to, int  direction, double  maneuverDist  )

protected

optional output for start of lane-change maneuvre

Definition at line 556 of file MSLaneChangerSublane.cpp.

References DEBUG_COND, MSVehicle::getBackPositionOnLane(), Named::getID(), MSVehicle::getLaneChangeModel(), MSAbstractLaneChangeModel::getOwnState(), MSAbstractLaneChangeModel::getPrevState(), MSAbstractLaneChangeModel::haveLCOutput(), MSAbstractLaneChangeModel::laneChangeOutput(), LCA_BLOCKED, LCA_CHANGE_REASONS, LCA_STAY, LCA_SUBLANE, MSAbstractLaneChangeModel::outputLCStarted(), MSAbstractLaneChangeModel::setFollowerGaps(), MSAbstractLaneChangeModel::setLeaderGaps(), MSAbstractLaneChangeModel::setOrigLeaderGaps(), SIMTIME, and toString().

Referenced by startChangeSublane().

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registerUnchanged()

void MSLaneChanger::registerUnchanged ( MSVehicle *  vehicle )

protectedinherited

Update changer for vehicles that did not change

Definition at line 394 of file MSLaneChanger.cpp.

References MSVehicle::getLaneChangeModel(), MSVehicleType::getLengthWithGap(), MSBaseVehicle::getVehicleType(), MSLaneChanger::myCandi, MSAbstractLaneChangeModel::unchanged(), and MSLaneChanger::veh().

Referenced by MSLaneChanger::change(), change(), and MSLaneChanger::startChange().

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resolveDeadlock()

bool MSLaneChanger::resolveDeadlock ( MSVehicle *  vehicle, std::pair< MSVehicle *const, double >  leader, std::pair< MSVehicle *, double >  neighLead, std::pair< MSVehicle *, double >  overtaken  )

protectedinherited

keep stopping to resolve opposite-diretion deadlock while there is oncoming traffic The method may call saveBlockerLength to affect vehicle speed in the next step

Definition at line 1799 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getBestLanes(), Named::getID(), Named::getIDSecure(), MSLane::getIndex(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicleType::getLengthWithGap(), MSVehicleType::getMinGap(), MSLaneChanger::getOncomingOppositeVehicle(), MSVehicle::getPositionOnLane(), MSBaseVehicle::getVehicleType(), MSBaseVehicle::getWaitingSeconds(), OPPOSITE_OVERTAKING_DEADLOCK_WAIT, MSAbstractLaneChangeModel::saveBlockerLength(), SIMTIME, UNUSED_PARAMETER, and MSLaneChanger::yieldToDeadlockOncoming().

Referenced by MSLaneChanger::changeOpposite().

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startChange()

bool MSLaneChanger::startChange ( MSVehicle *  vehicle, ChangerIt &  from, int  direction  )

protectedinherited

Definition at line 447 of file MSLaneChanger.cpp.

References MSLaneChanger::continueChange(), MSVehicle::getLaneChangeModel(), MSVehicle::isRemoteControlled(), MSLaneChanger::myCandi, MSLaneChanger::registerUnchanged(), and MSAbstractLaneChangeModel::startLaneChangeManeuver().

Referenced by MSLaneChanger::change().

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startChangeSublane()

bool MSLaneChangerSublane::startChangeSublane ( MSVehicle *  vehicle, ChangerIt &  from, double  latDist, double  maneuverDist  )

protected

change by the specified amount and return whether a new lane was entered

Definition at line 340 of file MSLaneChangerSublane.cpp.

References abortLCManeuver(), checkChangeToNewLane(), MSVehicle::computeAngle(), DEBUG_COND, DELTA_T, DIST2SPEED, MSVehicle::getActionStepLength(), MSVehicle::getActionStepLengthSecs(), MSVehicle::getAngle(), MSLaneChanger::getChanger(), MSAbstractLaneChangeModel::getCommittedSpeed(), MSLane::getEdge(), Named::getID(), Named::getIDSecure(), MSLane::getIndex(), MSVehicle::getInfluencer(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicle::getLateralPositionOnLane(), MSVehicle::getLatOffset(), MSAbstractLaneChangeModel::getManeuverDist(), MSVehicleType::getMaxSpeedLat(), MSLane::getOpposite(), MSAbstractLaneChangeModel::getOwnState(), MSAbstractLaneChangeModel::getPreviousManeuverDist(), MSAbstractLaneChangeModel::getPrevState(), MSLane::getRightSideOnEdge(), MSAbstractLaneChangeModel::getShadowLane(), MSBaseVehicle::getVehicleType(), MSBaseVehicle::getWidth(), MSLane::getWidth(), Position::INVALID, MSAbstractLaneChangeModel::isOpposite(), MSVehicle::isRemoteControlled(), LCA_CHANGE_REASONS, LCA_TRACI, M_PI, MSLaneChanger::mayChange(), MSVehicle::myCachedPosition, MSLaneChanger::myChanger, MSVehicle::myFurtherLanesPosLat, MSEdge::myLaneChanger, MSVehicle::State::myPosLat, MSVehicle::myState, outputLCEnded(), outputLCStarted(), RAD2DEG, MSVehicle::setAngle(), MSAbstractLaneChangeModel::setManeuverDist(), MSAbstractLaneChangeModel::setSpeedLat(), MSVehicle::Influencer::setSublaneChange(), SIMTIME, std::swap(), toString(), MSAbstractLaneChangeModel::updateSafeLatDist(), MSAbstractLaneChangeModel::updateShadowLane(), and MSAbstractLaneChangeModel::updateTargetLane().

Referenced by change(), checkChangeOpposite(), and continueChangeSublane().

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updateChanger()

void MSLaneChangerSublane::updateChanger ( bool  vehHasChanged )

protectedvirtual

After the possible change, update the changer.

Reimplemented from MSLaneChanger.

Definition at line 88 of file MSLaneChangerSublane.cpp.

References MSLane::getEdge(), MSLane::getIndex(), MSVehicle::getLane(), MSVehicle::getLaneChangeModel(), MSVehicle::getLeftSideOnLane(), MSLane::getRightSideOnEdge(), MSVehicle::getRightSideOnLane(), MSAbstractLaneChangeModel::getShadowLane(), MSLaneChanger::myCandi, MSLaneChanger::myChanger, and MSLaneChanger::updateChanger().

updateLanes()

void MSLaneChanger::updateLanes ( SUMOTime  t )

protectedinherited

During lane-change a temporary vehicle container is filled within the lanes (bad practice to modify foreign members, I know). Swap this container with the real one.

Definition at line 199 of file MSLaneChanger.cpp.

References MSLaneChanger::myChanger.

Referenced by MSLaneChanger::laneChange().

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veh()

MSVehicle * MSLaneChanger::veh ( ConstChangerIt  ce ) const

inlineprotectedinherited

Returns the furthes unhandled vehicle on this change-elements lane or 0 if there is none.

Definition at line 141 of file MSLaneChanger.h.

Referenced by MSLaneChanger::change(), change(), MSLaneChanger::checkChange(), checkChangeSublane(), MSLaneChanger::findCandidate(), getLeaders(), MSLaneChanger::getRealFollower(), MSLaneChanger::getRealLeader(), MSLaneChanger::mayChange(), MSLaneChanger::registerUnchanged(), MSLaneChanger::updateChanger(), and MSLaneChanger::vehInChanger().

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vehInChanger()

bool MSLaneChanger::vehInChanger ( ) const

inlineprotectedinherited

Check if there is a single change-candidate in the changer. Returns true if there is one.

Definition at line 128 of file MSLaneChanger.h.

References MSLaneChanger::myChanger, and MSLaneChanger::veh().

Referenced by MSLaneChanger::laneChange().

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yieldToDeadlockOncoming()

bool MSLaneChanger::yieldToDeadlockOncoming ( const MSVehicle *  vehicle, const MSVehicle *  stoppedNeigh, double  dist  )

protectedinherited

check whether to keep stopping for oncoming vehicles in the deadlock zone

Definition at line 1748 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getFollower(), Named::getID(), Named::getIDSecure(), MSVehicleType::getLengthWithGap(), MSBaseVehicle::getVehicleType(), MSBaseVehicle::getWaitingSeconds(), OPPOSITE_OVERTAKING_DEADLOCK_WAIT, and SIMTIME.

Referenced by MSLaneChanger::avoidDeadlock(), and MSLaneChanger::resolveDeadlock().

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yieldToOppositeWaiting()

bool MSLaneChanger::yieldToOppositeWaiting ( const MSVehicle *  vehicle, const MSVehicle *  stoppedNeigh, double  dist, SUMOTime  deltaWait = 0  )

protectedinherited

check whether to yield for oncoming vehicles that have waited longer for opposite overtaking

Definition at line 1776 of file MSLaneChanger.cpp.

References DEBUG_COND, MSVehicle::getFollower(), Named::getID(), MSBaseVehicle::getWaitingSeconds(), MSVehicle::getWaitingTime(), SIMTIME, and STEPS2TIME.

Referenced by MSLaneChanger::changeOpposite(), and MSLaneChanger::computeSafeOppositeLength().

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Field Documentation

myAllowsChanging

const bool MSLaneChanger::myAllowsChanging

protectedinherited

Definition at line 320 of file MSLaneChanger.h.

Referenced by MSLaneChanger::change(), and MSLaneChanger::mayChange().

myCandi

ChangerIt MSLaneChanger::myCandi

protectedinherited

Change-candidate. Last of the vehicles in changer. Only this one will try to change. Every vehicle on the edge will be a candidate once in the change-process.

Definition at line 316 of file MSLaneChanger.h.

Referenced by abortLCManeuver(), MSLaneChanger::applyTraCICommands(), MSLaneChanger::change(), change(), MSLaneChanger::checkChange(), checkChangeHelper(), MSLaneChanger::checkChangeOpposite(), checkChangeOpposite(), checkChangeSublane(), MSLaneChanger::checkChangeWithinEdge(), MSLaneChanger::continueChange(), MSLaneChanger::getRealFollower(), MSLaneChanger::getRealLeader(), MSLaneChanger::mayChange(), MSLaneChanger::registerUnchanged(), MSLaneChanger::startChange(), MSLaneChanger::updateChanger(), and updateChanger().

myChanger

Changer MSLaneChanger::myChanger

protectedinherited

Container for ChangeElemements, one for every lane in the edge.

Definition at line 311 of file MSLaneChanger.h.

Referenced by MSLaneChanger::change(), change(), MSLaneChanger::continueChange(), MSLaneChanger::findCandidate(), MSLaneChanger::getChanger(), MSLaneChanger::initChanger(), initChanger(), MSLaneChanger::laneChange(), MSLaneChanger::MSLaneChanger(), MSLaneChangerSublane(), startChangeSublane(), updateChanger(), MSLaneChanger::updateLanes(), and MSLaneChanger::vehInChanger().

myChangeToOpposite

const bool MSLaneChanger::myChangeToOpposite

protectedinherited

whether this edge allows changing to the opposite direction edge

Definition at line 323 of file MSLaneChanger.h.

Referenced by change(), and MSLaneChanger::changeOpposite().

myCheckedChangeOpposite

bool MSLaneChangerSublane::myCheckedChangeOpposite

protected

whether checkChangeOpposite was called for the current vehicle

Definition at line 118 of file MSLaneChangerSublane.h.

Referenced by change(), and checkChangeOpposite().

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The documentation for this class was generated from the following files:

• MSLaneChangerSublane.h
• MSLaneChangerSublane.cpp