Package org.opentrafficsim.road.gtu.lane.perception.mental.channel

Class ChannelTaskCarFollowing

java.lang.Object

org.opentrafficsim.road.gtu.lane.perception.mental.AbstractTask

org.opentrafficsim.road.gtu.lane.perception.mental.channel.ChannelTaskCarFollowing

All Implemented Interfaces:

Identifiable, ChannelTask, Task

public class ChannelTaskCarFollowing
extends AbstractTask
implements ChannelTask

Task demand for car-following. This is defined as exp(-T/h) where T is the time headway to the leader and h is the car-following task parameter that scales it.

Copyright (c) 2024-2025 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Author:

Wouter Schakel

Field Summary

Fields

Modifier and Type	Field	Description
static final ParameterTypeDuration	HEXP	Car-following task parameter.
static final Function<LanePerception,Set<ChannelTask>>	SUPPLIER	Standard supplier that supplies a single instance of the car-following task.

Fields inherited from interface org.opentrafficsim.road.gtu.lane.perception.mental.channel.ChannelTask

FRONT, IN_VEHICLE, LEFT, REAR, RIGHT

Constructor Summary

Constructors

Constructor	Description
ChannelTaskCarFollowing()	Constructor that will use the first leader from NeighborsPerception in the current lane.
ChannelTaskCarFollowing(Function<LanePerception,PerceptionCollectable.UnderlyingDistance<LaneBasedGtu>> leaderSupplier)	Constructor that provides a supplier for a leader that follows a non-default logic.

Method Summary

Modifier and Type	Method	Description
double	calculateTaskDemand(LanePerception perception)	Calculates the task demand.
Object	getChannel()	Return the channel this task pertains to.
String	getId()

Methods inherited from class org.opentrafficsim.road.gtu.lane.perception.mental.AbstractTask

getTaskDemand, getTaskDemand

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.opentrafficsim.road.gtu.lane.perception.mental.Task

getTaskDemand, getTaskDemand

Field Details

HEXP

public static final ParameterTypeDuration HEXP

Car-following task parameter.

SUPPLIER

public static final Function<LanePerception,Set<ChannelTask>> SUPPLIER

Standard supplier that supplies a single instance of the car-following task.

Constructor Details

ChannelTaskCarFollowing

public ChannelTaskCarFollowing()

Constructor that will use the first leader from NeighborsPerception in the current lane.

ChannelTaskCarFollowing

public ChannelTaskCarFollowing(Function<LanePerception,PerceptionCollectable.UnderlyingDistance<LaneBasedGtu>> leaderSupplier)

Constructor that provides a supplier for a leader that follows a non-default logic.

Parameters:

leaderSupplier - leader supplier

Method Details

getId

public String getId()

Specified by:

getId in interface Identifiable

Overrides:

getId in class AbstractTask

getChannel

public Object getChannel()

Description copied from interface: ChannelTask

Return the channel this task pertains to.

Specified by:

getChannel in interface ChannelTask

Returns:

channel this task pertains to.

calculateTaskDemand

public double calculateTaskDemand(LanePerception perception)

Description copied from class: AbstractTask

Calculates the task demand.

Specified by:

calculateTaskDemand in class AbstractTask

Parameters:

perception - perception

Returns:

task demand