__construct() public méthode

public __construct ( integer $x, integer $y, integer $z, Level $level = null )
$x integer
$y integer
$z integer
$level Level
 public function __construct(Inventory $inventory, Position $pos)
 {
     $this->inventory = $inventory;
     parent::__construct($pos->x, $pos->y, $pos->z, $pos->level);
 }