/// <summary>
/// AssetBundle同步加载;
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public AssetBundle LoadFromFile(string path)
{
if (string.IsNullOrEmpty(path))
{
return(null);
}
var assetBundlePath = AssetBundleHelper.GetAssetBundlePath(path);
if (assetBundlePath == null)
{
return(null);
}
var assetBundleName = AssetBundleHelper.GetAssetBundleFileName(path);
var assetBundle = LoadSync(assetBundlePath);
if (assetBundle == null)
{
return(null);
}
//返回AssetBundleName;
var dependentAssetBundle = Manifest.GetAllDependencies(assetBundleName);
foreach (var tempAssetBundle in dependentAssetBundle)
{
if (tempAssetBundle == AssetBundleHelper.GetAssetBundleFileName(AssetBundleHelper.ShaderAssetBundleName) ||
tempAssetBundle == AssetBundleHelper.GetAssetBundleFileName(AssetBundleHelper.LuaAssetBundleName))
{
continue;
}
var tempPtah = AssetBundleHelper.GetAssetBundlePathByName(tempAssetBundle);
LoadSync(tempPtah);
}
return(assetBundle);
}
/// <summary>
/// AssetBundle异步加载;
/// </summary>
/// <param name="path"></param>
/// <param name="action"></param>
/// <param name="progress"></param>
/// <returns></returns>
public IEnumerator LoadFromFileAsync(string path, Action <AssetBundle> action, Action <float> progress)
{
if (string.IsNullOrEmpty(path))
{
yield break;
}
var assetBundlePath = AssetBundleHelper.GetAssetBundlePath(path);
if (assetBundlePath == null)
{
yield break;
}
var assetBundleName = AssetBundleHelper.GetAssetBundleFileName(path);
//先加载依赖的AssetBundle;
var dependentAssetBundle = Manifest.GetAllDependencies(assetBundleName);
var count = dependentAssetBundle.Length;
var precent = ResourceMgr.singleton.LOAD_BUNDLE_PRECENT;
var unit = precent / (count + 1);
int index = 0;
foreach (var tempAssetBundle in dependentAssetBundle)
{
var dp = 0f;
if (tempAssetBundle == AssetBundleHelper.GetAssetBundleFileName(AssetBundleHelper.ShaderAssetBundleName) ||
tempAssetBundle == AssetBundleHelper.GetAssetBundleFileName(AssetBundleHelper.LuaAssetBundleName))
{
continue;
}
var tempPtah = AssetBundleHelper.GetAssetBundlePathByName(tempAssetBundle);
var itor = LoadAsync(tempPtah, null, (value) => { dp = value; });
while (itor.MoveNext())
{
progress?.Invoke(unit * (index + dp));
yield return(CoroutineMgr.WaitForEndOfFrame);
}
index++;
}
//加载目标AssetBundle;
var p = 0f;
var itorTarget = LoadAsync(assetBundlePath, action, (value) => { p = value; });
while (itorTarget.MoveNext())
{
progress?.Invoke(unit * (count + p));
yield return(CoroutineMgr.WaitForEndOfFrame);
}
}
/// <summary>
/// 通用资源AssetBundle卸载方法[Unload(true)];
/// </summary>
/// <param name="path"></param>
/// <param name="asset"></param>
public void UnloadAsset(string path, UnityObject asset)
{
if (string.IsNullOrEmpty(path))
{
return;
}
if (asset != null && _assetBundleRefDict.TryGetValue(path, out var list))
{
for (var i = 0; i < list.Count; i++)
{
if ((UnityObject)(list[i].Target) == asset)
{
list.RemoveAt(i);
//需要UnloadAsset?
//Resources.UnloadAsset(asset);
break;
}
}
}
var assetBundleName = AssetBundleHelper.GetAssetBundleFileName(path);
var dependentAssetBundle = Manifest.GetAllDependencies(assetBundleName);
foreach (var tempAssetBundle in dependentAssetBundle)
{
if (tempAssetBundle == AssetBundleHelper.GetAssetBundleFileName(AssetBundleHelper.ShaderAssetBundleName))
{
continue;
}
var tempPtah = AssetBundleHelper.GetAssetBundlePathByName(tempAssetBundle);
UnloadAsset(tempPtah, true);
}
var assetBundlePath = AssetBundleHelper.GetAssetBundlePath(path);
if (assetBundlePath != null)
{
UnloadAsset(assetBundlePath, true);
}
}