// 异步请求Assetbundle资源，AB是否缓存取决于是否设置为常驻包，Assets一律缓存，处理依赖
public BaseAssetBundleAsyncLoader LoadAssetBundleAsync(string assetbundleName)
{
#if UNITY_EDITOR
if (AssetBundleConfig.IsEditorMode)
{
return new EditorAssetBundleAsyncLoader(assetbundleName);
}
#endif
var loader = AssetBundleAsyncLoader.Get();
prosessingAssetBundleAsyncLoader.Add(loader);
if (manifest != null)
{
string[] dependancies = manifest.GetAllDependencies(assetbundleName);
for (int i = 0; i < dependancies.Length; i++)
{
var dependance = dependancies[i];
if (!string.IsNullOrEmpty(dependance) && dependance != assetbundleName)
{
CreateAssetBundleAsync(dependance);
// A依赖于B，A对B持有引用
IncreaseReferenceCount(dependance);
}
}
loader.Init(assetbundleName, dependancies);
}
else
{
loader.Init(assetbundleName, null);
}
CreateAssetBundleAsync(assetbundleName);
// 加载器持有的引用：同一个ab能同时存在多个加载器，等待ab创建器完成
IncreaseReferenceCount(assetbundleName);
return loader;
}
// 异步请求Assetbundle资源，AB是否缓存取决于是否设置为常驻包，Assets一律缓存，处理依赖
public BaseAssetBundleAsyncLoader LoadAssetBundleAsync(string assetbundleName)
{
#if UNITY_EDITOR
if (AssetBundleConfig.IsEditorMode)
{
return(new EditorAssetBundleAsyncLoader(assetbundleName));
}
#endif
/// 这是想是保证加载顺序的， 在 AssetPrefab 里要注意了
var loader = AssetBundleAsyncLoader.Get();
prosessingAssetBundleAsyncLoader.Add(loader);
if (manifest != null)
{
string[] dependancies = manifest.GetAllDependencies(assetbundleName);
loader.Init(assetbundleName, dependancies);
//for (int i = 0; i < dependancies.Length; i++)
//{
// var dependance = dependancies[i];
// if (!string.IsNullOrEmpty(dependance) && dependance != assetbundleName)
// {
// CreateAssetBundleAsync(dependance);
// }
//}
//loader.Init(assetbundleName, dependancies);
}
else
{
loader.Init(assetbundleName, null);
}
//CreateAssetBundleAsync(assetbundleName);
return(loader);
}
// 异步请求Assetbundle资源，AB是否缓存取决于是否设置为常驻包，Assets一律缓存，处理依赖
public BaseAssetBundleAsyncLoader LoadAssetBundleAsync(string assetbundleName, string path = null)
{
#if UNITY_EDITOR
if (AssetBundleConfig.IsEditorMode)
{
KVDebugHelper.Instance.AddAssetInfo(path, assetbundleName);
if (path != null && File.Exists(path))
{
return(new EditorAssetBundleAsyncLoader(assetbundleName));
}
}
#endif
bool isIndependent = false;
var loader = AssetBundleAsyncLoader.Get();
prosessingAssetBundleAsyncLoader.Add(loader);
// Debug.Log($"{assetbundleName} hash {manifest.GetAssetBundleHash(assetbundleName)} isValid:{manifest.GetAssetBundleHash(assetbundleName).isValid}");
// Debug.Log($"{assetbundleName} hash {idpManifest.GetAssetBundleHash(assetbundleName)} isValid:{idpManifest.GetAssetBundleHash(assetbundleName).isValid}");
if (manifest != null && manifest.GetAssetBundleHash(assetbundleName).isValid)
{
string[] dependancies = manifest.GetAllDependencies(assetbundleName);
for (int i = 0; i < dependancies.Length; i++)
{
var dependance = dependancies[i];
if (!string.IsNullOrEmpty(dependance) && dependance != assetbundleName)
{
CreateAssetBundleAsync(dependance);
// A依赖于B，A对B持有引用
IncreaseReferenceCount(dependance);
}
}
loader.Init(assetbundleName, dependancies);
}
else if (idpManifest != null && idpManifest.GetAssetBundleHash(assetbundleName).isValid)
{
isIndependent = true;
string[] dependancies = idpManifest.GetAllDependencies(assetbundleName);
for (int i = 0; i < dependancies.Length; i++)
{
var dependance = dependancies[i];
if (!string.IsNullOrEmpty(dependance) && dependance != assetbundleName)
{
CreateAssetBundleAsync(dependance);
// A依赖于B，A对B持有引用
IncreaseReferenceCount(dependance);
}
}
loader.Init(assetbundleName, dependancies);
}
else
{
loader.Init(assetbundleName, null);
}
CreateAssetBundleAsync(assetbundleName, isIndependent);
// 加载器持有的引用：同一个ab能同时存在多个加载器，等待ab创建器完成
IncreaseReferenceCount(assetbundleName);
return(loader);
}
public IEnumerator Initialize()
{
#if UNITY_EDITOR
if (AssetBundleConfig.IsEditorMode)
{
yield break;
}
#endif
manifest = new Manifest();
assetsPathMapping = new AssetsPathMapping();
// 说明：同时请求资源可以提高加载速度
var manifestRequest = RequestAssetBundleAsync(manifest.AssetbundleName);
var pathMapRequest = RequestAssetBundleAsync(assetsPathMapping.AssetbundleName);
yield return manifestRequest;
var assetbundle = manifestRequest.assetbundle;
manifest.LoadFromAssetbundle(assetbundle);
assetbundle.Unload(false);
manifestRequest.Dispose();
yield return pathMapRequest;
assetbundle = pathMapRequest.assetbundle;
var mapContent = assetbundle.LoadAsset<TextAsset>(assetsPathMapping.AssetName);
if (mapContent != null)
{
assetsPathMapping.Initialize(mapContent.text);
}
assetbundle.Unload(true);
pathMapRequest.Dispose();
// 设置所有公共包为常驻包
var start = DateTime.Now;
var allAssetbundleNames = manifest.GetAllAssetBundleNames();
foreach (var curAssetbundleName in allAssetbundleNames)
{
if (string.IsNullOrEmpty(curAssetbundleName))
{
continue;
}
int count = 0;
foreach (var checkAssetbundle in allAssetbundleNames)
{
if (checkAssetbundle == curAssetbundleName || string.IsNullOrEmpty(checkAssetbundle))
{
continue;
}
var allDependencies = manifest.GetAllDependencies(checkAssetbundle);
if (Array.IndexOf(allDependencies, curAssetbundleName) >= 0)
{
count++;
if (count >= 2)
{
break;
}
}
}
// 说明：设置被依赖数量为1的AB包为常驻包的理由详细情况见AssetBundleAsyncLoader.cs那一大堆注释
// TODO：1）目前已知Unity5.3版本和Unity5.5版本没问题，其它试过的几个版本都有问题，如果你使用的版本也有问题，需要修改这里的宏
// 2）整套AB包括压缩格式可能都要重新设计，这个以后有时间再去尝试
#if !UNITY_5_3 && !UNITY_5_5
if (count >= 1)
#else
if (count >= 2)
#endif
{
SetAssetBundleResident(curAssetbundleName, true);
}
}
Logger.Log(string.Format("AssetBundleResident Initialize use {0}ms", (DateTime.Now - start).Milliseconds));
IsInitialized = true;
yield break;
}
public IEnumerator Initialize()
{
#if UNITY_EDITOR
if (AssetBundleConfig.IsEditorMode)
{
yield break;
}
#endif
manifest = new Manifest();
assetsPathMapping = new AssetsPathMapping();
// 说明：同时请求资源可以提高加载速度
var manifestRequest = RequestAssetBundleAsync(manifest.AssetbundleName);
var pathMapRequest = RequestAssetBundleAsync(assetsPathMapping.AssetbundleName);
yield return(manifestRequest);
var assetbundle = manifestRequest.assetbundle;
manifest.LoadFromAssetbundle(assetbundle);
assetbundle.Unload(false);
manifestRequest.Dispose();
yield return(pathMapRequest);
assetbundle = pathMapRequest.assetbundle;
var mapContent = assetbundle.LoadAsset <TextAsset>(assetsPathMapping.AssetName);
if (mapContent != null)
{
assetsPathMapping.Initialize(mapContent.text);
}
assetbundle.Unload(true);
pathMapRequest.Dispose();
// 设置所有公共包为常驻包
var start = DateTime.Now;
var allAssetbundleNames = manifest.GetAllAssetBundleNames();
foreach (var curAssetbundleName in allAssetbundleNames)
{
if (string.IsNullOrEmpty(curAssetbundleName))
{
continue;
}
int count = 0;
foreach (var checkAssetbundle in allAssetbundleNames)
{
if (checkAssetbundle == curAssetbundleName || string.IsNullOrEmpty(checkAssetbundle))
{
continue;
}
var allDependencies = manifest.GetAllDependencies(checkAssetbundle);
if (Array.IndexOf(allDependencies, curAssetbundleName) >= 0)
{
count++;
if (count >= 2)
{
break;
}
}
}
if (count >= 2)
{
SetAssetBundleResident(curAssetbundleName, true);
}
}
Logger.Log(string.Format("AssetBundleResident Initialize use {0}ms", (DateTime.Now - start).Milliseconds));
yield break;
}