// creates a field item
public FieldItem CreateItem()
{
// sets item values
GameObject itemBox = GameObject.Instantiate((GameObject)Resources.Load(itemPrefab));
FieldItem fieldItem = itemBox.GetComponent <FieldItem>();
fieldItem.ResetDespawnCountdown();
fieldItem.RandomizeItem();
// returns the new field item.
return(fieldItem);
}
// gets a field item
public FieldItem GetItem()
{
// generates new item
if (itemPool.Count == 0)
{
// creates the item.
return(CreateItem());
}
else // takes item from the pool
{
// original
// FieldItem itemBox = itemPool.Dequeue();
// itemBox.ResetDespawnCountdown();
// itemBox.gameObject.SetActive(true);
// itemBox.RandomizeItem(); // randomize item
// new
FieldItem itemBox = null;
// checks for null values
do
{
// gets item
itemBox = itemPool.Dequeue();
// if the item box was null, go through the list again.
if (itemBox == null)
{
continue;
}
// sets values if it isn't null.
itemBox.ResetDespawnCountdown();
itemBox.gameObject.SetActive(true);
itemBox.RandomizeItem(); // randomize item
}while (itemBox == null && itemPool.Count != 0); // while a preset item hasn't been found.
// no items were found in the list.
if (itemBox == null)
{
itemBox = CreateItem();
}
// returns item box.
return(itemBox);
}
}