// Start is called before the first frame update
void Start()
{
// 建议优先加载依赖包 1
SingleABLoader DependencyABName1LoadObj = new SingleABLoader(_AssetName2DependencyABName1, (abName1) => {
Debug.Log("依赖包 1 资源加载完毕");
// 然后优先加载依赖包 2
SingleABLoader DependencyABName2LoadObj = new SingleABLoader(_AssetName2DependencyABName2, (abName2) => {
Debug.Log("依赖包 2 资源加载完毕");
// 正式加载资源
_LoadObj = new SingleABLoader(_ABName1, (abName) => {
Debug.Log("资源加载完毕");
// 加载AB资源包中的资源，并克隆
UnityEngine.Object tmpobj1 = _LoadObj.LoadAsset(_AssetName1, false);
Instantiate(tmpobj1);
UnityEngine.Object tmpobj2 = _LoadObj.LoadAsset(_AssetName2, false);
Instantiate(tmpobj2);
// 查询资源包所有资源名称
foreach (string str in _LoadObj.RetriveAllAssetName())
{
Debug.Log(str);
}
});
StartCoroutine(_LoadObj.LoadAssetBundle());
});
StartCoroutine(DependencyABName2LoadObj.LoadAssetBundle());
});
StartCoroutine(DependencyABName1LoadObj.LoadAssetBundle());
}
/// <summary>
/// 加载 AB 包（包括依赖项）
/// </summary>
/// <param name="abName"></param>
/// <returns></returns>
public IEnumerator LoadAssetBundle(string abName)
{
// AB 包关系的建立
if (_DicABRelation.ContainsKey(abName) == false)
{
ABRelation abRelationObj = new ABRelation(abName);
_DicABRelation.Add(abName, abRelationObj);
}
ABRelation tmpABRelationObj = _DicABRelation[abName];
// 得到指定AB所有的依赖关系（查询Manifest清单文件）
string[] strDependencyArray = ABManifestLoader.GetInstance().RetrivalDependency(abName);
foreach (string item_Dependency in strDependencyArray)
{
// 添加“依赖项”
tmpABRelationObj.AddDependency(item_Dependency);
// 添加引用(背以来) （方便递归调用）
yield return(LoadReference(item_Dependency, abName));
}
// 真正加载 AB 包
if (_DicSingleABLoaderCache.ContainsKey(abName) == true)
{
yield return(_DicSingleABLoaderCache[abName].LoadAssetBundle());
}
else
{
_CurrentSingleABLoader = new SingleABLoader(abName, CompleteLoadAB);
_DicSingleABLoaderCache.Add(abName, _CurrentSingleABLoader);
yield return(_CurrentSingleABLoader.LoadAssetBundle());
}
}