pocketmine\level\generator\populator\CaveNode::clamp PHP Метод

    private function clamp(Vector3 $pos)
    {
        return new Vector3(Math::clamp($pos->getFloorX(), 0, 16), Math::clamp($pos->getFloorY(), 1, 120), Math::clamp($pos->getFloorZ(), 0, 16));
    }