Point::__construct PHP Method

    function __construct($coordX, $coordY, $guid = null)
    {
        $this->x = $coordX;
        $this->y = $coordY;
        $this->guid = $guid;
        if (is_null($this->guid)) {
            $this->guid = str_pad($coordX, 0, '0', STR_PAD_LEFT) . ',' . str_pad($coordY, 0, '0', STR_PAD_LEFT);
        }
    }

 function __construct()
 {
     parent::__construct();
     require_once 'libs/Twig-1.16.0/lib/Twig/Autoloader.php';
     \Twig_Autoloader::register();
     //$this->loader = new \Twig_Loader_String();
     $this->loader = new \Twig_Loader_Filesystem('./');
     $this->twig = new \Twig_Environment($this->loader, array('cache' => 'libs/Twig-1.16.0/cache', 'debug' => true));
     $this->twig->addExtension(new \Twig_Extension_Debug());
 }