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LocationLookup.java
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LocationLookup.java
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package net.citizensnpcs.api;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.entity.Player;
import com.google.common.collect.Maps;
import ch.ethz.globis.phtree.PhTreeF;
public class LocationLookup implements Runnable {
private final Map<UUID, PhTreeF<Player>> worlds = Maps.newHashMap();
public Iterable<Player> getNearbyPlayers(Location base, double dist) {
PhTreeF<Player> tree = worlds.get(base.getWorld().getUID());
if (tree == null)
return Collections.emptyList();
return () -> tree.rangeQuery(dist, base.getX(), base.getY(), base.getZ());
}
@Override
public void run() {
worlds.clear();
for (World world : Bukkit.getServer().getWorlds()) {
List<Player> players = world.getPlayers();
if (players.isEmpty())
continue;
PhTreeF<Player> tree = PhTreeF.create(3);
worlds.put(world.getUID(), tree);
Location loc = new Location(null, 0, 0, 0);
for (Player player : players) {
if (player.hasMetadata("NPC"))
continue;
player.getLocation(loc);
tree.put(new double[] { loc.getX(), loc.getY(), loc.getZ() }, player);
}
}
}
}