/// <summary>
/// Unspawns a given GameObject and adds it back to the available
/// resource pool.
/// </summary>
public void Unspawn(GameObject targetGO)
{
PooledBehaviour targetComponent = targetGO.GetComponent <PooledBehaviour> ();
#if UNITY_EDITOR
if (targetComponent == null)
{
Debug.LogError("Attempting to Unspawn an object not belonging to this pool!");
return;
}
#endif // UNITY_EDITOR
// If the object has been manually assigned to this pool,
// add it to our master list.
if (!_allObjects.Contains(targetComponent))
{
_allObjects.Add(targetComponent);
}
// Reset parent in case the object was moved by the user.
targetComponent.CachedXform.parent = _poolParentTransform;
if (!_availableObjects.Contains(targetComponent))
{
targetComponent.OnUnspawn();
targetGO.SetActive(false);
_availableObjects.Push(targetComponent);
}
}
protected override void Awake()
{
base.Awake();
// Create a parent for grouping all objects together.
{
StringBuilder stringBuilder = new StringBuilder("UzuPool - ");
stringBuilder.Append(_prefab.name);
GameObject poolParent = new GameObject(stringBuilder.ToString());
_poolParentTransform = poolParent.transform;
_poolParentTransform.parent = CachedXform;
_poolParentTransform.localPosition = Vector3.zero;
_poolParentTransform.localScale = Vector3.one;
_poolParentTransform.localRotation = Quaternion.identity;
}
_prefabTransform = _prefab.transform;
_availableObjects = new Stack <PooledBehaviour> (_initialCount);
_allObjects = new List <PooledBehaviour> (_initialCount);
// Pre-allocate our pool.
{
// Allocate objects.
for (int i = 0; i < _initialCount; ++i)
{
CreateObject(Vector3.zero, Quaternion.identity);
}
// Add to pool.
for (int i = 0; i < _allObjects.Count; i++)
{
GameObject targetGO = _allObjects [i].gameObject;
targetGO.SetActive(false);
PooledBehaviour targetComponent = targetGO.GetComponent <PooledBehaviour> ();
_availableObjects.Push(targetComponent);
}
}
}
private GameObject CreateObject(Vector3 position, Quaternion rotation)
{
GameObject resultGO = GameObject.Instantiate(_prefab, position, rotation) as GameObject;
PooledBehaviour resultComponent = resultGO.GetComponent <PooledBehaviour> ();
if (resultComponent == null)
{
Debug.LogError("Pooled object must contain a Uzu.PooledBehaviour component.");
GameObject.Destroy(resultGO);
return(null);
}
Transform resultTransform = resultComponent.CachedXform;
resultTransform.parent = _poolParentTransform;
resultTransform.localPosition = position;
resultTransform.localRotation = rotation;
resultTransform.localScale = _prefabTransform.localScale;
_allObjects.Add(resultComponent);
resultComponent.AddToPool(this);
return(resultGO);
}
