void Awake()
{
if (instance != null)
{
Debug.LogWarning("More than one instance of Inventory found!");
return;
}
instance = this;
}
void Start()
{
inventory = GhostInvScriptLuca.instance;
inventory.OnItemChangedCallback += UpdateUI;
slots = itemsParent.GetComponentsInChildren <InventorySlot>();
}