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ClusterMovement.java
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ClusterMovement.java
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/*
* Copyright 2010 Aalto University, ComNet
* Released under GPLv3. See LICENSE.txt for details.
*/
/**
* Random waypoint movement where the coordinates are restricted to circular
* area defined by a central point and range.
* @author teemuk
*/
package movement;
import core.Coord;
import core.Settings;
public class ClusterMovement extends RandomWaypoint {
/** Range of the cluster */
public static final String CLUSTER_RANGE = "clusterRange";
/** Center point of the cluster */
public static final String CLUSTER_CENTER = "clusterCenter";
private int p_x_center = 100, p_y_center = 100;
private double p_range = 100.0;
public ClusterMovement(Settings s) {
super(s);
if (s.contains(CLUSTER_RANGE)){
this.p_range = s.getDouble(CLUSTER_RANGE);
}
if (s.contains(CLUSTER_CENTER)){
int[] center = s.getCsvInts(CLUSTER_CENTER,2);
this.p_x_center = center[0];
this.p_y_center = center[1];
}
}
private ClusterMovement(ClusterMovement cmv) {
super(cmv);
this.p_range = cmv.p_range;
this.p_x_center = cmv.p_x_center;
this.p_y_center = cmv.p_y_center;
}
@Override
protected Coord randomCoord() {
double x = (rng.nextDouble()*2 - 1)*this.p_range;
double y = (rng.nextDouble()*2 - 1)*this.p_range;
while (x*x + y*y>this.p_range*this.p_range) {
x = (rng.nextDouble()*2 - 1)*this.p_range;
y = (rng.nextDouble()*2 - 1)*this.p_range;
}
x += this.p_x_center;
y += this.p_y_center;
return new Coord(x,y);
}
@Override
public int getMaxX() {
return (int)Math.ceil(this.p_x_center + this.p_range);
}
@Override
public int getMaxY() {
return (int)Math.ceil(this.p_y_center + this.p_range);
}
@Override
public ClusterMovement replicate() {
return new ClusterMovement(this);
}
}