public function getChunk($chunkX, $chunkZ, $create = false)
{
$index = Level::chunkHash($chunkX, $chunkZ);
if (isset($this->chunks[$index])) {
return $this->chunks[$index];
} else {
$this->loadChunk($chunkX, $chunkZ, $create);
return isset($this->chunks[$index]) ? $this->chunks[$index] : null;
}
}