Package org.opentrafficsim.road.gtu.perception.categories

Class DirectIntersectionPerception

java.lang.Object

org.opentrafficsim.core.gtu.perception.AbstractPerceptionCategory<LaneBasedGtu,LanePerception>

org.opentrafficsim.road.gtu.perception.categories.DirectIntersectionPerception

All Implemented Interfaces:

Type<AbstractPerceptionCategory<LaneBasedGtu,LanePerception>>, PerceptionCategory<LaneBasedGtu,LanePerception>, IntersectionPerception, LaneBasedPerceptionCategory

public class DirectIntersectionPerception
extends AbstractPerceptionCategory<LaneBasedGtu,LanePerception>
implements IntersectionPerception

Perceives traffic lights and intersection conflicts.

Copyright (c) 2013-2026 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Author:

Alexander Verbraeck, Peter Knoppers, Wouter Schakel

Field Summary

Fields

Modifier and Type	Field	Description
protected static final ParameterTypeLength	LOOKAHEAD	Look ahead parameter type.

Constructor Summary

Constructors

Constructor	Description
DirectIntersectionPerception(LanePerception perception, PerceivedGtuType headwayGtuType)	Constructor.

Method Summary

Modifier and Type	Method	Description
final PerceptionCollectable<PerceivedConflict,Conflict>	getConflicts(RelativeLane lane)	Returns a set of conflicts along the route.
final PerceptionCollectable<PerceivedTrafficLight,TrafficLight>	getTrafficLights(RelativeLane lane)	Returns a set of traffic lights along the route.
final boolean	isAlongsideConflictLeft()	Returns whether there is a conflict alongside to the left.
final boolean	isAlongsideConflictRight()	Returns whether there is a conflict alongside to the right.
final String	toString()

Methods inherited from class org.opentrafficsim.core.gtu.perception.AbstractPerceptionCategory

cacheAsString, computeIfAbsent, computeIfAbsent, computeIfAbsent, getGtu, getPerception, getTimestamp

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.opentrafficsim.base.Type

isType

Field Details

LOOKAHEAD

protected static final ParameterTypeLength LOOKAHEAD

Look ahead parameter type.

Constructor Details

DirectIntersectionPerception

public DirectIntersectionPerception(LanePerception perception,
 PerceivedGtuType headwayGtuType)

Constructor.

Parameters:

perception - perception

headwayGtuType - type of headway gtu to generate

Method Details

getTrafficLights

public final PerceptionCollectable<PerceivedTrafficLight,TrafficLight> getTrafficLights(RelativeLane lane)

Description copied from interface: IntersectionPerception

Returns a set of traffic lights along the route. Traffic lights are sorted by headway value.

Specified by:

getTrafficLights in interface IntersectionPerception

Parameters:

lane - lane

Returns:

set of traffic lights along the route

getConflicts

public final PerceptionCollectable<PerceivedConflict,Conflict> getConflicts(RelativeLane lane)

Description copied from interface: IntersectionPerception

Returns a set of conflicts along the route. Conflicts are sorted by headway value.

Specified by:

getConflicts in interface IntersectionPerception

Parameters:

lane - lane

Returns:

set of conflicts along the route

isAlongsideConflictLeft

public final boolean isAlongsideConflictLeft()

Description copied from interface: IntersectionPerception

Returns whether there is a conflict alongside to the left.

Specified by:

isAlongsideConflictLeft in interface IntersectionPerception

Returns:

whether there is a conflict alongside to the left

isAlongsideConflictRight

public final boolean isAlongsideConflictRight()

Description copied from interface: IntersectionPerception

Returns whether there is a conflict alongside to the right.

Specified by:

isAlongsideConflictRight in interface IntersectionPerception

Returns:

whether there is a conflict alongside to the right

toString

public final String toString()

Overrides:

toString in class Object