Get entities in radius

gistfile1.java

	public static List<LivingEntity> getEntitiesInRadius(Location origin, double radius, LivingEntity... ignore) {

		World w = origin.getWorld();
		int blocks = (int) Math.ceil(radius);
		int chunkRadius = (blocks / 16) + (blocks % 16 == 0 ? 0 : 1);
		int ox = origin.getChunk().getX();
		int oz = origin.getChunk().getZ();
		ArrayList<Chunk> chunks = new ArrayList<>();

		for (int x = -chunkRadius; x <= chunkRadius; x++)
			for (int z = -chunkRadius; z <= chunkRadius; z++)
				chunks.add(w.getChunkAt(ox + x, oz + z));

		Location loc = origin.clone().add(0.5, 0.5, 0.5);
		ArrayList<LivingEntity> entities = new ArrayList<>();

		for (Chunk chunk : chunks) {
			for (Entity e : chunk.getEntities()) {
				if (e instanceof LivingEntity && !Arrays.asList(ignore).contains(e) && (e.getLocation().distanceSquared(loc) <= (radius * radius))) {
					entities.add((LivingEntity) e);
				}
			}
		}

		return entities;
	}