/// <summary>
/// 加载AB包
/// </summary>
/// <param name="abName"></param>
/// <returns></returns>
public IEnumerator LoadAssetBundles(string abName)
{
if (!_DicABRelation.ContainsKey(abName))
{
ABRelation abRelationObj = new ABRelation(abName);
_DicABRelation.Add(abName, abRelationObj);
}
ABRelation tmpABRelationObj = _DicABRelation[abName];
//得到指定AB包所有的依赖关系
string[] strDepencedArray = ABManifestLoader.GetInstance().RetrivalDependences(abName);
foreach (string item_Depence in strDepencedArray)
{
//添加“依赖”项
tmpABRelationObj.AddDependence(item_Depence);
//添加“引用”项
yield return(LoadReference(item_Depence, abName));
}
//真正的AB包加载
if (_DicSingleABLoaderCache.ContainsKey(abName))
{
yield return(_DicSingleABLoaderCache[abName].LoadAssetBundle());
}
else
{
_CurrentSingleABLoader = new SingleABLoader(abName, CompletLoadAB);
_DicSingleABLoaderCache.Add(abName, _CurrentSingleABLoader);
yield return(_CurrentSingleABLoader.LoadAssetBundle());
}
}//Method_end
}//Method_end
/// <summary>
/// 加载引用AB包
/// </summary>
/// <param name="abName">AB包名称</param>
/// <param name="refABName">引用AB包名称</param>
/// <returns></returns>
private IEnumerator LoadReference(string abName, string refABName)
{
//AB包已经加载了
if (_DicABRelation.ContainsKey(abName))
{
ABRelation tmpABRelationObj = _DicABRelation[abName];
//添加AB包的引用关系（被依赖）
tmpABRelationObj.AddReference(refABName);
}
else
{
ABRelation tmpABRelationObj = new ABRelation(abName);
tmpABRelationObj.AddReference(refABName);
_DicABRelation.Add(abName, tmpABRelationObj);
//开始加载依赖的包(注意： 这是一个“递归”调用)
yield return(LoadAssetBundles(abName));
}
}//Method_end
