it.unibo.alchemist.model.physics.InfluenceSphere2D.kt Maven / Gradle / Ivy

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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.physics

import it.unibo.alchemist.model.Node
import it.unibo.alchemist.model.geometry.Euclidean2DShape
import it.unibo.alchemist.model.physics.environments.Physics2DEnvironment

/**
 * A sphere of influence in the Euclidean world.
 *
 * @param environment
 *          the environment where this sphere of influence is.
 * @param owner
 *          the node who owns this sphere of influence.
 * @param shape
 *          the shape of this sphere of influence
 */
open class InfluenceSphere2D(
    private val environment: Physics2DEnvironment,
    private val owner: Node,
    private val shape: Euclidean2DShape,
) : InfluenceSphere {
    override fun influentialNodes(): List> =
        environment
            .getNodesWithin(
                shape.transformed {
                    origin(environment.getPosition(owner))
                    rotate(environment.getHeading(owner))
                },
            ).minusElement(owner)
}