public function onPlayerInteract(PlayerInteractEvent $event)
 {
     $level = $event->getPlayer()->level;
     $player = $event->getPlayer();
     $blockTouched = $event->getBlock();
     //        if (\pocketmine\DEBUG > 1) {
     //            $direction = $player->getDirectionVector();
     //            $msg = "Player direction is X:" . round($direction->x, 2) . " Y:" . round($direction->y, 2) . " Z:" . round($direction->z, 2);
     //            $this->pgin->log($msg);
     //            $player->sendMessage($msg);
     //        }
     QRhelper::CreateQRAndUnmark($this->pgin, $player, $blockTouched, $level, true);
 }