it.unibo.alchemist.model.cognitive.SteeringActionWithTarget.kt Maven / Gradle / Ivy

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Abstraction for group of pedestrians capable of influence each other emotionally.

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/*
 * Copyright (C) 2010-2023, Danilo Pianini and contributors
 * listed, for each module, in the respective subproject's build.gradle.kts file.
 *
 * This file is part of Alchemist, and is distributed under the terms of the
 * GNU General Public License, with a linking exception,
 * as described in the file LICENSE in the Alchemist distribution's top directory.
 */

package it.unibo.alchemist.model.cognitive

import it.unibo.alchemist.model.Environment
import it.unibo.alchemist.model.Node
import it.unibo.alchemist.model.Position
import it.unibo.alchemist.model.geometry.Vector

/**
 * A [SteeringAction] with a defined target.
 */
interface SteeringActionWithTarget : SteeringAction where P : Position, P : Vector {

    /**
     * The position the owner of this action moves towards, in absolute coordinates.
     */
    fun target(): P

    /**
     * Computes the distance between this action's target and the given [node].
     */
    fun targetDistanceTo(node: Node, environment: Environment): Double =
        target().distanceTo(environment.getPosition(node))
}