/// <summary>
/// 加载AB包
/// </summary>
/// <param name="abName"></param>
/// <returns></returns>
public IEnumerator LoadAssetBundle(string abName)
{
//AB包关系的建立
if (!_DicABRelation.ContainsKey(abName))
{
ABRelation abRelationObj = new ABRelation(abName);
_DicABRelation.Add(abName, abRelationObj);
}
ABRelation tmpABReltation = _DicABRelation[abName];
//得到指定AB包所有依赖关系（查询清单文件）
string[] strDependenceArray = ABMainfestLoader.GetInstance().RetrivalDependce(abName);
foreach (string item_Depence in strDependenceArray)
{
//添加 依赖项
tmpABReltation.AddDependence(item_Depence);
//添加引用项 递归调用
yield return(LoadReference(item_Depence, abName));
}
//真正加载AB包
if (_DicSingleABLoaderCache.ContainsKey(abName))
{
yield return(_DicSingleABLoaderCache[abName].LoadAssetBundle());
}
else
{
_CurrentSingleABLoader = new SingleABLoader(abName, CompleteLoadAB);
_DicSingleABLoaderCache.Add(abName, _CurrentSingleABLoader);
yield return(_CurrentSingleABLoader.LoadAssetBundle());
}
}
/// <summary>
/// 加载引用ab包
/// </summary>
/// <param name="abName">AB包名称</param>
/// <param name="refABName">呗引用ab包名称</param>
/// <returns></returns>
private IEnumerator LoadReference(string abName, string refABName)
{
if (_DicABRelation.ContainsKey(abName))
{
ABRelation tmpABRelationObj = _DicABRelation[abName];
//添加AB包引用关系(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
yield return(LoadAssetBundle(abName));
}
}
