/// <summary>
/// 从缓存池中得到指定类型的组件
/// </summary>
/// <typeparam name="T">继承于MonoBehaviour的组件</typeparam>
/// <param name="isAutoActive">是否激获取到的GameObject,默认为true</param>
/// <returns></returns>
public T GetComponentItem <T>(bool isAutoActive = true, bool isAddIfNotFind = false) where T : MonoBehaviour
{
if (m_InstanceOrPrefabTemplate.GetComponent <T> () == null && !isAddIfNotFind)
{
return(null);
}
GameObject gObj = GetPoolItem(isAutoActive);
T component = null;
if (gObj != null)
{
component = gObj.GetComponent <T>();
if (component == null)
{
component = gObj.AddComponent <T>();
GameObjectPoolItem poolItem = component as GameObjectPoolItem;
if (poolItem != null)
{
poolItem.SpawnName = m_SpawnPool.PoolName;
poolItem.AssetPath = m_AssetPath;
poolItem.DoSpawned();
}
}
}
return(component);
}
/// <summary>
/// 回收GameObject，如果此GameObject不带有GameObjectPoolItem组件，则无法回收到池中，将会直接删除
/// </summary>
/// <param name="item"></param>
public void ReleasePoolItem(GameObject item)
{
if (item == null)
{
DebugUtility.LogError(LOG_TAG, "GameObjectPool::ReleaseItem->Item is Null");
return;
}
GameObjectPoolItem pItem = item.GetComponent <GameObjectPoolItem>();
if (pItem != null)
{
pItem.DoDespawned();
}
item.transform.SetParent(m_SpawnPool.CachedTransform, false);
item.SetActive(false);
m_UnusedItemQueue.Enqueue(item);
for (int i = m_UsedItemList.Count - 1; i >= 0; i--)
{
if (m_UsedItemList[i].TryGetTarget(out GameObject target))
{
if (!UnityObjectExtension.IsNull(target))
{
if (target != item)
{
continue;
}
else
{
m_UsedItemList.RemoveAt(i);
break;
}
}
}
m_UsedItemList.RemoveAt(i);
}
}
/// <summary>
/// 根据模板创建一个新对象
/// </summary>
/// <returns></returns>
private GameObject CreateNewItem()
{
GameObject item = null;
if (m_TemplateType == PoolTemplateType.RuntimeInstance)
{
item = GameObject.Instantiate(m_InstanceOrPrefabTemplate);
}
else
{
item = (GameObject)Loader.AssetManager.GetInstance().InstantiateAsset(m_AssetPath, m_InstanceOrPrefabTemplate);
}
if (item != null)
{
GameObjectPoolItem poolItem = item.GetComponent <GameObjectPoolItem>();
if (poolItem != null)
{
poolItem.AssetPath = m_AssetPath;
poolItem.SpawnName = m_SpawnPool.PoolName;
}
}
return(item);
}
/// <summary>
/// 从缓存池中得到一个GameObject对象
/// </summary>
/// <param name="isAutoSetActive">是否激获取到的GameObject,默认为true</param>
/// <returns></returns>
public GameObject GetPoolItem(bool isAutoSetActive = true)
{
if (LimitMaxAmount != 0 && m_UsedItemList.Count > LimitMaxAmount)
{
DebugUtility.LogWarning(LOG_TAG, "GameObjectPool::GetItem->Large than Max Amount");
return(null);
}
GameObject item = null;
if (m_UnusedItemQueue.Count > 0)
{
item = m_UnusedItemQueue.Dequeue();
}
else
{
item = CreateNewItem();
}
if (item != null)
{
GameObjectPoolItem poolItem = item.GetComponent <GameObjectPoolItem>();
if (poolItem != null)
{
poolItem.DoSpawned();
}
}
if (isAutoSetActive)
{
item.SetActive(true);
}
m_UsedItemList.Add(new WeakReference <GameObject>(item));
return(item);
}