private static int buildRings(
final IScope scope,
final IAgentFilter filter,
final Double distance,
final List<Double> rings,
final Map<Double, Integer> ringsPn,
final IAddressableContainer<Integer, IAgent, Integer, IAgent> agents) {
IList<ILocation> locs = GamaListFactory.create(Types.POINT);
for (IAgent ag : agents.iterable(scope)) {
locs.add(ag.getLocation());
}
ILocation centralLoc = (ILocation) Stats.getMean(scope, locs);
IAgent centralAg = scope.getTopology().getAgentClosestTo(scope, centralLoc, filter);
List<IAgent> neighbors =
distance == 0 || filter == null
? new ArrayList<IAgent>()
: new ArrayList<IAgent>(
scope.getTopology().getNeighborsOf(scope, centralAg, distance, filter));
for (IAgent ag : neighbors) {
double dist = centralLoc.euclidianDistanceTo(ag.getLocation());
if (dist == 0) {
continue;
}
if (!rings.contains(dist)) {
rings.add(dist);
ringsPn.put(dist, 1);
} else {
ringsPn.put(dist, 1 + ringsPn.get(dist));
}
}
Collections.sort(rings);
for (int i = 1; i < rings.size(); i++) {
double dist = rings.get(i);
double dist1 = rings.get(i - 1);
ringsPn.put(dist, ringsPn.get(dist) + ringsPn.get(dist1));
}
return rings.size();
}
@Override
public Collection<? extends IPopulation> getPopulations(final IScope scope) {
return Collections.singleton(getPopulation(scope));
}