Uses of Interface
org.opentrafficsim.road.gtu.lane.perception.headway.HeadwayGTU

Packages that use HeadwayGTU

Package	Description
org.opentrafficsim.road.gtu.generator	Generate GTUs according to some prescription.
org.opentrafficsim.road.gtu.lane.control	Classes about vehicle control, including ACC and CACC.
org.opentrafficsim.road.gtu.lane.perception	Implementation of lane-based perception for the GTU.
org.opentrafficsim.road.gtu.lane.perception.categories.neighbors	Contains perception categories to perceive neighbors.
org.opentrafficsim.road.gtu.lane.perception.headway	Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands.
org.opentrafficsim.road.gtu.lane.tactical.util	Static methods for composition in tactical planners.
org.opentrafficsim.road.gtu.lane.tactical.util.lmrs	LMRS (Lane change Model with Relaxation and Synchronization) utilities for tactical planner.
org.opentrafficsim.road.network.lane.conflict	Contains classes describing intersection conflicts.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.generator

Method parameters in org.opentrafficsim.road.gtu.generator with type arguments of type HeadwayGTU

Modifier and Type	Method	Description
LaneBasedGTUGenerator.Placement	CFRoomChecker.canPlace(SortedSet<HeadwayGTU> leaders, LaneBasedGTUCharacteristics characteristics, Duration since, Set<DirectedLanePosition> initialPosition)	Return the maximum safe speed and position for a new GTU with the specified characteristics.
LaneBasedGTUGenerator.Placement	LaneBasedGTUGenerator.RoomChecker.canPlace(SortedSet<HeadwayGTU> leaders, LaneBasedGTUCharacteristics characteristics, Duration since, Set<DirectedLanePosition> initialPosition)	Return the maximum safe speed and position for a new GTU with the specified characteristics.
LaneBasedGTUGenerator.Placement	TTCRoomChecker.canPlace(SortedSet<HeadwayGTU> leaders, LaneBasedGTUCharacteristics characteristics, Duration since, Set<DirectedLanePosition> initialPosition)	Return the maximum safe speed and position for a new GTU with the specified characteristics.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.control

Method parameters in org.opentrafficsim.road.gtu.lane.control with type arguments of type HeadwayGTU

Modifier and Type	Method	Description
abstract Acceleration	AbstractActuatedControl.getDesiredAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the desired acceleration from the longitudinal control.
Acceleration	AbstractLinearFreeControl.getDesiredAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the desired acceleration from the longitudinal control.
abstract Acceleration	AbstractLinearFreeControl.getFollowingAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the following acceleration of the longitudinal control.
Acceleration	LinearACC.getFollowingAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the following acceleration of the longitudinal control.
Acceleration	LinearCACC.getFollowingAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the following acceleration of the longitudinal control.
Acceleration	PloegACC.getFollowingAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the following acceleration of the longitudinal control.
Acceleration	PloegCACC.getFollowingAcceleration(LaneBasedGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Parameters settings)	Returns the following acceleration of the longitudinal control.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.perception

Methods in org.opentrafficsim.road.gtu.lane.perception that return HeadwayGTU

Modifier and Type	Method	Description
HeadwayGTU	DownstreamNeighborsIterable.perceive(LaneBasedGTU perceivingGtu, LaneBasedGTU object, Length distance)	Returns a perceived version of the underlying object.
HeadwayGTU	UpstreamNeighborsIterable.perceive(LaneBasedGTU perceivingGtu, LaneBasedGTU object, Length distance)	Returns a perceived version of the underlying object.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.perception.categories.neighbors

Methods in org.opentrafficsim.road.gtu.lane.perception.categories.neighbors that return HeadwayGTU

Modifier and Type	Method	Description
HeadwayGTU	DefaultCaccSensors.createDownstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.
HeadwayGTU	HeadwayGtuType.createDownstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.
HeadwayGTU	HeadwayGtuType.PerceivedHeadwayGtuType.createDownstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.
default HeadwayGTU	HeadwayGtuType.createHeadwayGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance, boolean downstream)	Creates a headway object from a GTU, downstream or upstream.
HeadwayGTU	HeadwayGtuType.PerceivedHeadwayGtuType.createHeadwayGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance, boolean downstream)	Creates a headway object from a GTU, downstream or upstream.
HeadwayGTU	DefaultCaccSensors.createParallelGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length overlapFront, Length overlap, Length overlapRear)	Creates a headway object from a GTU, parallel.
HeadwayGTU	HeadwayGtuType.createParallelGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length overlapFront, Length overlap, Length overlapRear)	Creates a headway object from a GTU, parallel.
HeadwayGTU	HeadwayGtuType.PerceivedHeadwayGtuType.createParallelGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length overlapFront, Length overlap, Length overlapRear)	Creates a headway object from a GTU, parallel.
HeadwayGTU	DefaultCaccSensors.createUpstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.
HeadwayGTU	HeadwayGtuType.createUpstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.
HeadwayGTU	HeadwayGtuType.PerceivedHeadwayGtuType.createUpstreamGtu(LaneBasedGTU perceivingGtu, LaneBasedGTU perceivedGtu, Length distance)	Creates a headway object from a GTU, downstream.

Methods in org.opentrafficsim.road.gtu.lane.perception.categories.neighbors that return types with arguments of type HeadwayGTU

Modifier and Type	Method	Description
SortedSet<HeadwayGTU>	DirectNeighborsPerception.getFirstFollowers(LateralDirectionality lat)	Set of followers on a lane, which is usually 0 or 1, but possibly more in case of an upstream merge with no intermediate GTU.
SortedSet<HeadwayGTU>	NeighborsPerception.getFirstFollowers(LateralDirectionality lat)	Set of followers on a lane, which is usually 0 or 1, but possibly more in case of an upstream merge with no intermediate GTU.
SortedSet<HeadwayGTU>	DirectNeighborsPerception.getFirstLeaders(LateralDirectionality lat)	Set of leaders on a lane, which is usually 0 or 1, but possibly more in case of a downstream split with no intermediate GTU.
SortedSet<HeadwayGTU>	NeighborsPerception.getFirstLeaders(LateralDirectionality lat)	Set of leaders on a lane, which is usually 0 or 1, but possibly more in case of a downstream split with no intermediate GTU.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	DirectNeighborsPerception.getFollowers(RelativeLane lane)	Set of followers on a lane, including adjacent GTU's who's FRONT is back of the own vehicle FRONT.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	NeighborsPerception.getFollowers(RelativeLane lane)	Set of followers on a lane, including adjacent GTU's who's FRONT is back of the own vehicle FRONT.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	AccPerception.getLeaders()	Returns the leaders.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	CaccPerception.getLeaders()	Returns the leaders.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	DirectNeighborsPerception.getLeaders(RelativeLane lane)	Set of leaders on a lane, including adjacent GTU's who's FRONT is ahead of the own vehicle FRONT.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	LongitudinalControllerPerception.getLeaders()	Returns the leaders.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	NeighborsPerception.getLeaders(RelativeLane lane)	Set of leaders on a lane, including adjacent GTU's who's FRONT is ahead of the own vehicle FRONT.
static SortedSet<HeadwayGTU>	NeighborsUtil.perceive(SortedSet<NeighborsUtil.DistanceGTU> base, HeadwayGtuType headwayGtuType, LaneBasedGTU perceivingGtu, boolean downstream)	Translation from a set of DistanceGTU's, to a sorted set of HeadwayGTU's.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.perception.headway

Classes in org.opentrafficsim.road.gtu.lane.perception.headway that implement HeadwayGTU

Modifier and Type	Class	Description
class	AbstractHeadwayGTU	Container for a reference to information about a (lane based) GTU and a headway.
class	HeadwayGTUPerceived	Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands.
class	HeadwayGTUReal	Container for a reference to information about a (lane based) GTU and a headway.
class	HeadwayGTURealCopy	Container for a reference to information about a (lane based) GTU and a headway.
class	HeadwayGTUSimple	Container for a reference to information about a (lane based) GTU and a headway.
class	HeadwayGTUType	Container for a reference to information about a (lane based) GTU and a headway.

Methods in org.opentrafficsim.road.gtu.lane.perception.headway that return HeadwayGTU

Modifier and Type	Method	Description
HeadwayGTU	HeadwayGTU.moved(Length headway, Speed speed, Acceleration acceleration)	Creates a copy with different headway, speed and possibly acceleration.
HeadwayGTU	HeadwayGTUReal.moved(Length headway, Speed speed, Acceleration acceleration)	Creates a copy with different headway, speed and possibly acceleration.

Methods in org.opentrafficsim.road.gtu.lane.perception.headway that return types with arguments of type HeadwayGTU

Modifier and Type	Method	Description
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	HeadwayConflict.getDownstreamConflictingGTUs()	Returns a set of conflicting GTU's downstream of the start of the conflict ordered close to far from the conflict.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	HeadwayConflict.getUpstreamConflictingGTUs()	Returns a set of conflicting GTU's upstream of the start of the conflict ordered close to far from the conflict.

Constructor parameters in org.opentrafficsim.road.gtu.lane.perception.headway with type arguments of type HeadwayGTU

Constructor	Description
HeadwayConflict(ConflictType conflictType, ConflictPriority conflictPriority, Class<? extends ConflictRule> conflictRuleType, String id, Length distance, Length length, Length conflictingLength, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> upstreamConflictingGTUs, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> downstreamConflictingGTUs, Length conflictingVisibility, Speed conflictingSpeedLimit, CrossSectionLink conflictingLink, HeadwayConflict.Width width, HeadwayStopLine stopLine, HeadwayStopLine conflictingStopLine, Lane lane)	Constructor.
HeadwayConflict(ConflictType conflictType, ConflictPriority conflictPriority, Class<? extends ConflictRule> conflictRuleType, String id, Length distance, Length length, Length conflictingLength, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> upstreamConflictingGTUs, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> downstreamConflictingGTUs, Length conflictingVisibility, Speed conflictingSpeedLimit, CrossSectionLink conflictingLink, HeadwayConflict.Width width, Lane lane)	Constructor without stop lines.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.tactical.util

Methods in org.opentrafficsim.road.gtu.lane.tactical.util with parameters of type HeadwayGTU

Modifier and Type	Method	Description
static Acceleration	CarFollowingUtil.followSingleLeader(CarFollowingModel carFollowingModel, Parameters parameters, Speed speed, SpeedLimitInfo speedLimitInfo, HeadwayGTU leader)	Follow a set of headway GTUs.

Method parameters in org.opentrafficsim.road.gtu.lane.tactical.util with type arguments of type HeadwayGTU

Modifier and Type	Method	Description
static Acceleration	ConflictUtil.approachConflicts(Parameters parameters, Iterable<HeadwayConflict> conflicts, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, CarFollowingModel carFollowingModel, Length vehicleLength, Length vehicleWidth, Speed speed, Acceleration acceleration, SpeedLimitInfo speedLimitInfo, ConflictUtil.ConflictPlans conflictPlans, LaneBasedGTU gtu, RelativeLane lane)	Approach conflicts by applying appropriate acceleration (or deceleration).
static boolean	ConflictUtil.stopForGiveWayConflict(HeadwayConflict conflict, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Speed speed, Acceleration acceleration, Length vehicleLength, Parameters parameters, SpeedLimitInfo speedLimitInfo, CarFollowingModel carFollowingModel, ParameterTypeAcceleration bType, Length prevEnd)	Approach a give-way conflict.
static boolean	ConflictUtil.stopForPriorityConflict(HeadwayConflict conflict, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Speed speed, Length vehicleLength, Parameters parameters, Length prevEnd)	Approach a priority conflict.
static boolean	ConflictUtil.stopForStopConflict(HeadwayConflict conflict, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, Speed speed, Acceleration acceleration, Length vehicleLength, Parameters parameters, SpeedLimitInfo speedLimitInfo, CarFollowingModel carFollowingModel, ParameterTypeAcceleration bType, Length prevEnd)	Approach a stop conflict.

Uses of HeadwayGTU in org.opentrafficsim.road.gtu.lane.tactical.util.lmrs

Methods in org.opentrafficsim.road.gtu.lane.tactical.util.lmrs that return HeadwayGTU

Modifier and Type	Method	Description
static HeadwayGTU	Synchronization.getFollower(HeadwayGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, HeadwayGTU follower, Length ownLength)	Returns the upstream gtu of the given gtu.
static HeadwayGTU	Synchronization.getTargetLeader(HeadwayGTU gtu, SortedSet<HeadwayGTU> leaders)	Returns the leader of one gtu from a set.

Methods in org.opentrafficsim.road.gtu.lane.tactical.util.lmrs that return types with arguments of type HeadwayGTU

Modifier and Type	Method	Description
static PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	Synchronization.removeAllUpstreamOfConflicts(PerceptionCollectable<HeadwayGTU,LaneBasedGTU> set, LanePerception perception, RelativeLane relativeLane)	Removes all GTUs from the set, that are found upstream on the conflicting lane of a conflict in the current lane.

Methods in org.opentrafficsim.road.gtu.lane.tactical.util.lmrs with parameters of type HeadwayGTU

Modifier and Type	Method	Description
static boolean	Synchronization.canBeAhead(HeadwayGTU adjacentVehicle, Length xCur, int nCur, Speed ownSpeed, Length ownLength, Speed tagSpeed, double dCoop, Acceleration b, Duration tMin, Duration tMax, Length x0, Duration t0, Duration lc, double desire)	Returns whether a driver estimates it can be ahead of an adjacent vehicle for merging.
static HeadwayGTU	Synchronization.getFollower(HeadwayGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, HeadwayGTU follower, Length ownLength)	Returns the upstream gtu of the given gtu.
static HeadwayGTU	Synchronization.getTargetLeader(HeadwayGTU gtu, SortedSet<HeadwayGTU> leaders)	Returns the leader of one gtu from a set.
static Acceleration	Synchronization.tagAlongAcceleration(HeadwayGTU leader, Speed followerSpeed, Length followerLength, Speed tagSpeed, double desire, Parameters params, SpeedLimitInfo sli, CarFollowingModel cfm)	Calculates acceleration by following an adjacent vehicle, with tagging along if desire is not very high and speed is low.

Method parameters in org.opentrafficsim.road.gtu.lane.tactical.util.lmrs with type arguments of type HeadwayGTU

Modifier and Type	Method	Description
static HeadwayGTU	Synchronization.getFollower(HeadwayGTU gtu, PerceptionCollectable<HeadwayGTU,LaneBasedGTU> leaders, HeadwayGTU follower, Length ownLength)	Returns the upstream gtu of the given gtu.
static HeadwayGTU	Synchronization.getTargetLeader(HeadwayGTU gtu, SortedSet<HeadwayGTU> leaders)	Returns the leader of one gtu from a set.
static PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	Synchronization.removeAllUpstreamOfConflicts(PerceptionCollectable<HeadwayGTU,LaneBasedGTU> set, LanePerception perception, RelativeLane relativeLane)	Removes all GTUs from the set, that are found upstream on the conflicting lane of a conflict in the current lane.

Uses of HeadwayGTU in org.opentrafficsim.road.network.lane.conflict

Methods in org.opentrafficsim.road.network.lane.conflict that return types with arguments of type HeadwayGTU

Modifier and Type	Method	Description
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	Conflict.getDownstreamGtus(LaneBasedGTU perceivingGtu, HeadwayGtuType headwayGtuType, Length visibility)	Provides the downstream GTUs.
PerceptionCollectable<HeadwayGTU,LaneBasedGTU>	Conflict.getUpstreamGtus(LaneBasedGTU perceivingGtu, HeadwayGtuType headwayGtuType, Length visibility)	Provides the upstream GTUs.