The main mesocopic simulation loop. More...

#include <MELoop.h>

Data Structures
struct	LeaderEvent

Public Member Functions
void	addLeaderCar (MEVehicle veh, MSLink link)
	Adds the given car to the leading vehicles.

void	buildSegmentsFor (const MSEdge &e, const OptionsCont &oc)
	Build the segments for a given edge.

SUMOTime	changeSegment (MEVehicle veh, SUMOTime leaveTime, MESegment const toSegment, MSMoveReminder::Notification reason, const bool ignoreLink=false) const
	change to the next segment this handles combinations of the following cases: (ending / continuing route) and (leaving segment / finishing teleport)

void	clearState ()
	Remove all vehicles before quick-loading state.

MESegment *	getSegmentForEdge (const MSEdge &e, double pos=0)
	Get the segment for a given edge at a given position.

	MELoop (const SUMOTime recheckInterval)
	SUMO constructor.

void	removeLeaderCar (MEVehicle *v)
	Removes the given car from the leading vehicles.

void	simulate (SUMOTime tMax)
	Perform simulation up to the given time.

void	vaporizeCar (MEVehicle *v, MSMoveReminder::Notification reason)
	remove the given car and clean up the relevant data structures

	~MELoop ()

Static Public Member Functions
static bool	isEnteringRoundabout (const MSEdge &e)
	whether the given edge is entering a roundabout

static int	numSegmentsFor (const double length, const double slength)
	Compute number of segments per edge (best value stay close to the configured segment length)

Private Types
typedef std::priority_queue< LeaderEvent >	LeaderEventQeue
	leader cars in the segments sorted by exit time

Private Member Functions
void	checkCar (MEVehicle *veh)
	Check whether the vehicle may move.

	MELoop (const MELoop &)
	Invalidated copy constructor.

MESegment *	nextSegment (MESegment s, MEVehicle v)
	Retrieve next segment.

MELoop &	operator= (const MELoop &)
	Invalidated assignment operator.

void	teleportVehicle (MEVehicle veh, MESegment const toSegment, bool disconnected)
	teleports a vehicle or continues a teleport

bool	wasInvalidated (const LeaderEvent &e)
	check whether the current car was invalidated and remove it from myInvalidatedLeaderCars

Private Attributes
std::vector< MESegment * >	myEdges2FirstSegments
	mapping from internal edge ids to their initial segments

const SUMOTime	myFullRecheckInterval
	the interval at which to recheck at full segments (<=0 means asap)

LeaderEventQeue	myInvalidatedLeaderCars

LeaderEventQeue	myLeaderCars

const SUMOTime	myLinkRecheckInterval
	the interval at which to recheck at blocked junctions (<=0 means asap)

Detailed Description

The main mesocopic simulation loop.

Definition at line 47 of file MELoop.h.

Member Typedef Documentation

◆ LeaderEventQeue

typedef std::priority_queue<LeaderEvent> MELoop::LeaderEventQeue

private

leader cars in the segments sorted by exit time

Definition at line 169 of file MELoop.h.

Constructor & Destructor Documentation

◆ MELoop() [1/2]

MELoop::MELoop ( const SUMOTime recheckInterval )

SUMO constructor.

Definition at line 48 of file MELoop.cpp.

◆ ~MELoop()

MELoop::~MELoop ( )

Definition at line 51 of file MELoop.cpp.

References MESegment::getNextSegment(), and myEdges2FirstSegments.

◆ MELoop() [2/2]

MELoop::MELoop ( const MELoop & )

private

Invalidated copy constructor.

Member Function Documentation

◆ addLeaderCar()

void MELoop::addLeaderCar	(	MEVehicle *	veh,
		MSLink *	link
	)

Adds the given car to the leading vehicles.

Parameters

[in]	veh	the car which became a leading one
[in]	link	the link on which the car shall register its approach

Definition at line 291 of file MELoop.cpp.

References myLeaderCars, and MEVehicle::setApproaching().

Referenced by checkCar(), MESegment::loadState(), MEVehicle::loadState(), MESegment::receive(), MEVehicle::resumeFromStopping(), MESegment::send(), MESegment::setSpeedForQueue(), and teleportVehicle().

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◆ buildSegmentsFor()

void MELoop::buildSegmentsFor	(	const MSEdge &	e,
		const OptionsCont &	oc
	)

Build the segments for a given edge.

Parameters

[in] e the edge to build for

Definition at line 355 of file MELoop.cpp.

References MESegment::MesoEdgeType::edgeLength, OptionsCont::getBool(), MSEdge::getEdgeType(), Named::getID(), MSNet::getInstance(), MSEdge::getLanes(), MSEdge::getLength(), MSNet::getMesoType(), MSEdge::getNumericalID(), MSEdge::getNumSuccessors(), myEdges2FirstSegments, nextSegment(), numSegmentsFor(), and toString().

Referenced by MSEdgeControl::buildMesoSegments().

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◆ changeSegment()

SUMOTime MELoop::changeSegment	(	MEVehicle *	veh,
		SUMOTime	leaveTime,
		MESegment *const	toSegment,
		MSMoveReminder::Notification	reason,
		const bool	ignoreLink = `false`
	)		const

change to the next segment this handles combinations of the following cases: (ending / continuing route) and (leaving segment / finishing teleport)

Definition at line 114 of file MELoop.cpp.

References MSEdge::allowedLanes(), MEVehicle::endTriggeredStop(), MSGlobals::gCheckRoutes, MEVehicle::getBlockTime(), MESegment::getEdge(), MSBaseVehicle::getEdge(), MEVehicle::getEventTime(), Named::getID(), MESegment::getIndex(), MSNet::getInstance(), MSEdge::getLanes(), MEVehicle::getLastEntryTime(), MESegment::getNextSegment(), MSEdge::getNumericalID(), MEVehicle::getQueIndex(), MEVehicle::getSegment(), MSBaseVehicle::getVClass(), MSNet::getVehicleControl(), MSGlobals::gTimeToGridlock, MSGlobals::gTimeToTeleportDisconnected, MESegment::hasSpaceFor(), MSBaseVehicle::ignoreTransientPermissions(), MESegment::isInvalid(), MSBaseVehicle::isParking(), MSBaseVehicle::isStopped(), MSBaseVehicle::isStoppedTriggered(), MAX2(), MEVehicle::mayProceed(), MIN2(), myEdges2FirstSegments, myLinkRecheckInterval, MSMoveReminder::NOTIFICATION_JUNCTION, MSMoveReminder::NOTIFICATION_SEGMENT, MSMoveReminder::NOTIFICATION_TELEPORT, MESegment::PARKING_QUEUE, MEVehicle::processStop(), MESegment::receive(), MSVehicleControl::scheduleVehicleRemoval(), MESegment::send(), MEVehicle::setSegment(), MSBaseVehicle::succEdge(), time2string(), TL, MEVehicle::updateDetectors(), MESegment::updateEntryBlockTime(), and WRITE_WARNINGF.

Referenced by checkCar(), MEVehicle::onRemovalFromNet(), teleportVehicle(), and MESegment::vaporizeAnyCar().

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◆ checkCar()

void MELoop::checkCar ( MEVehicle * veh )

private

Check whether the vehicle may move.

This method is called when the vehicle reaches its event time and checks whether it may proceed to the next segment.

Parameters

[in] veh The vehicle to check

Definition at line 185 of file MELoop.cpp.

References addLeaderCar(), MSEdge::allowedLanes(), changeSegment(), MEVehicle::getBlockTime(), MSBaseVehicle::getEdge(), MESegment::getEventTime(), MEVehicle::getEventTime(), MESegment::getLink(), MEVehicle::getQueIndex(), MEVehicle::getSegment(), MSBaseVehicle::getVClass(), MEVehicle::getWaitingTime(), MSGlobals::gTimeToGridlock, MSGlobals::gTimeToTeleportDisconnected, MSBaseVehicle::isStopped(), MSBaseVehicle::isStoppedParking(), MSBaseVehicle::isStoppedTriggered(), MAX2(), MAX3(), MIN2(), myFullRecheckInterval, nextSegment(), MSMoveReminder::NOTIFICATION_ARRIVED, MESegment::PARKING_QUEUE, MEVehicle::setBlockTime(), MEVehicle::setEventTime(), MSBaseVehicle::succEdge(), SUMOTime_MAX, and teleportVehicle().

Referenced by simulate().

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◆ clearState()

void MELoop::clearState ( )

Remove all vehicles before quick-loading state.

Definition at line 298 of file MELoop.cpp.

References myInvalidatedLeaderCars, and myLeaderCars.

Referenced by MSNet::clearState().

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◆ getSegmentForEdge()

MESegment * MELoop::getSegmentForEdge	(	const MSEdge &	e,
		double	pos = `0`
	)

Get the segment for a given edge at a given position.

Parameters

[in]	e	the edge to get the segment for
[in]	pos	the position to get the segment for

Returns: The relevant segment

Definition at line 384 of file MELoop.cpp.

References MESegment::getLength(), MESegment::getNextSegment(), MSEdge::getNumericalID(), and myEdges2FirstSegments.

Referenced by MSBaseVehicle::addStop(), NLTriggerBuilder::buildMECalibrator(), MSDriveWay::buildRoute(), GUIEdge::getSegmentAtPosition(), MSIdling_Stop::idle(), MSMeanData::init(), MSTrafficLightLogic::initMesoTLSPenalties(), MSBaseVehicle::insertStop(), MSEdge::insertVehicle(), MESegment::limitedControlOverride(), MEVehicle::loadState(), MSInductLoop::MSInductLoop(), MSRouteProbe::MSRouteProbe(), MSTriggeredRerouter::MSTriggeredRerouter(), MSStateHandler::myStartElement(), MSBaseVehicle::replaceStop(), MSStop::replaceStoppingPlace(), MSMeanData::resetOnly(), MSLane::setMaxSpeed(), teleportVehicle(), MSMeanData::writeAggregated(), MSMeanData::writeAggregatedTAZ(), MSMeanData::writeEdge(), and MSXMLRawOut::writeEdge().

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◆ isEnteringRoundabout()

bool MELoop::isEnteringRoundabout ( const MSEdge & e )

static

whether the given edge is entering a roundabout

Definition at line 401 of file MELoop.cpp.

References MSEdge::getSuccessors().

Referenced by MESegment::initSegment().

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◆ nextSegment()

MESegment * MELoop::nextSegment	(	MESegment *	s,
		MEVehicle *	v
	)

private

Retrieve next segment.

If the segment is not the last on the current edge, its successor is returned. Otherwise, the first segment of the edge at which the vehicle continues his journey is returned.

Parameters

[in]	s	The segment the vehicle is currently at
[in]	v	The vehicle to get the next segment for

Returns: The vehicle's next segment

Todo:: Recheck the "quick and dirty" stuff (

See also: MESegment::saveState,; MESegment::loadState)

Definition at line 319 of file MELoop.cpp.

References MESegment::getEdge(), MSEdge::getInternalFollowingEdge(), MESegment::getNextSegment(), MSEdge::getNumericalID(), MSBaseVehicle::getVClass(), MSGlobals::gUsingInternalLanes, MSEdge::isNormal(), myEdges2FirstSegments, and MSBaseVehicle::succEdge().

Referenced by buildSegmentsFor(), and checkCar().

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◆ numSegmentsFor()

int MELoop::numSegmentsFor	(	const double	length,
		const double	slength
	)

static

Compute number of segments per edge (best value stay close to the configured segment length)

Definition at line 344 of file MELoop.cpp.

Referenced by buildSegmentsFor(), and GUILane::splitAtSegments().

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◆ operator=()

MELoop & MELoop::operator= ( const MELoop & )

private

Invalidated assignment operator.

◆ removeLeaderCar()

void MELoop::removeLeaderCar ( MEVehicle * v )

Removes the given car from the leading vehicles.

Parameters

[in] v the car which was a leading one

Definition at line 305 of file MELoop.cpp.

References myInvalidatedLeaderCars.

Referenced by MEVehicle::onRemovalFromNet(), MESegment::receive(), MEVehicle::resumeFromStopping(), MESegment::setSpeedForQueue(), MESegment::vaporizeAnyCar(), and vaporizeCar().

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◆ simulate()

void MELoop::simulate ( SUMOTime tMax )

Perform simulation up to the given time.

Checks all vehicles with an event time less or equal than the given time.

Parameters

[in] tMax the end time for the sim step

Definition at line 63 of file MELoop.cpp.

References checkCar(), DELTA_T, myInvalidatedLeaderCars, myLeaderCars, MELoop::LeaderEvent::time, MELoop::LeaderEvent::veh, and wasInvalidated().

Referenced by MSNet::simulationStep().

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◆ teleportVehicle()

void MELoop::teleportVehicle	(	MEVehicle *	veh,
		MESegment *const	toSegment,
		bool	disconnected
	)

private

teleports a vehicle or continues a teleport

Parameters

[in]	veh	The vehicle to teleport
[in]	toSegment	The first segment where the vehicle may reenter the network

Definition at line 228 of file MELoop.cpp.

References MSBaseVehicle::activateReminders(), addLeaderCar(), MESegment::addReminders(), changeSegment(), MESegment::getEdge(), MSBaseVehicle::getEdge(), MEVehicle::getEventTime(), Named::getID(), MESegment::getIndex(), MSNet::getInstance(), MEVehicle::getLastEntryTime(), MSEdge::getLength(), MESegment::getNextSegment(), MEVehicle::getSegment(), getSegmentForEdge(), MSEdge::getSpeedLimit(), MSNet::getVehicleControl(), MSGlobals::gRemoveGridlocked, MAX2(), MEVehicle::moveRoutePointer(), MSMoveReminder::NOTIFICATION_JUNCTION, MSMoveReminder::NOTIFICATION_TELEPORT, MSMoveReminder::NOTIFICATION_TELEPORT_ARRIVED, MSVehicleControl::registerTeleportJam(), MSVehicleControl::scheduleVehicleRemoval(), MESegment::send(), MEVehicle::setEventTime(), MEVehicle::setSegment(), TIME2STEPS(), time2string(), TL, MEVehicle::updateDetectors(), and WRITE_WARNINGF.

Referenced by checkCar().

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◆ vaporizeCar()

void MELoop::vaporizeCar	(	MEVehicle *	v,
		MSMoveReminder::Notification	reason
	)

remove the given car and clean up the relevant data structures

Definition at line 311 of file MELoop.cpp.

References MSNet::getInstance(), MEVehicle::getSegment(), removeLeaderCar(), and MESegment::send().

Referenced by GUIBaseVehicle::GUIBaseVehiclePopupMenu::onCmdRemoveObject().

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◆ wasInvalidated()

bool MELoop::wasInvalidated ( const LeaderEvent & e )

private

check whether the current car was invalidated and remove it from myInvalidatedLeaderCars

Definition at line 87 of file MELoop.cpp.

References myInvalidatedLeaderCars, and MELoop::LeaderEvent::time.

Referenced by simulate().

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Field Documentation

◆ myEdges2FirstSegments

std::vector<MESegment*> MELoop::myEdges2FirstSegments

private

mapping from internal edge ids to their initial segments

Definition at line 174 of file MELoop.h.

Referenced by buildSegmentsFor(), changeSegment(), getSegmentForEdge(), nextSegment(), and ~MELoop().

◆ myFullRecheckInterval

const SUMOTime MELoop::myFullRecheckInterval

private

the interval at which to recheck at full segments (<=0 means asap)

Definition at line 177 of file MELoop.h.

Referenced by checkCar().

◆ myInvalidatedLeaderCars

LeaderEventQeue MELoop::myInvalidatedLeaderCars

private

Definition at line 171 of file MELoop.h.

Referenced by clearState(), removeLeaderCar(), simulate(), and wasInvalidated().

◆ myLeaderCars

LeaderEventQeue MELoop::myLeaderCars

private

Definition at line 170 of file MELoop.h.

Referenced by addLeaderCar(), clearState(), and simulate().

◆ myLinkRecheckInterval

const SUMOTime MELoop::myLinkRecheckInterval

private

the interval at which to recheck at blocked junctions (<=0 means asap)

Definition at line 180 of file MELoop.h.

Referenced by changeSegment().

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

Data Structures

Public Member Functions

Static Public Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ LeaderEventQeue

Constructor & Destructor Documentation

◆ MELoop() [1/2]

◆ ~MELoop()

◆ MELoop() [2/2]

Member Function Documentation

◆ addLeaderCar()

◆ buildSegmentsFor()

◆ changeSegment()

◆ checkCar()

◆ clearState()

◆ getSegmentForEdge()

◆ isEnteringRoundabout()

◆ nextSegment()

◆ numSegmentsFor()

◆ operator=()

◆ removeLeaderCar()

◆ simulate()

◆ teleportVehicle()

◆ vaporizeCar()

◆ wasInvalidated()

Field Documentation

◆ myEdges2FirstSegments

◆ myFullRecheckInterval

◆ myInvalidatedLeaderCars

◆ myLeaderCars

◆ myLinkRecheckInterval