pocketmine\math\AxisAlignedBB::expand PHP Метод

    public function expand($x, $y, $z)
    {
        $this->minX -= $x;
        $this->minY -= $y;
        $this->minZ -= $z;
        $this->maxX += $x;
        $this->maxY += $y;
        $this->maxZ += $z;
        return $this;
    }