it.unibo.alchemist.model.deployments.CloseToAlreadyDeployed.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.deployments

import it.unibo.alchemist.model.Environment
import it.unibo.alchemist.model.GeoPosition
import it.unibo.alchemist.model.Position
import org.apache.commons.math3.random.RandomGenerator

/**
 * This [it.unibo.alchemist.model.Deployment] places new nodes
 * in the proximity of those already included in the environment.
 * Behaviour if there are no nodes already inserted is undefined.
 */
class CloseToAlreadyDeployed> (
    randomGenerator: RandomGenerator,
    environment: Environment,
    nodeCount: Int,
    variance: Double,
) : AbstractCloseTo(randomGenerator, environment, nodeCount, variance) {
    override val sources = environment.nodes.asSequence()
        .map { environment.getPosition(it) }
        .map {
            when (it) {
                is GeoPosition -> doubleArrayOf(it.latitude, it.longitude)
                else -> it.coordinates
            }
        }
}