public static void BuildAssetInfo(BuildTarget target)
{
string streamPath = SysDefine.GetStreamingAssetsTargetPathByPlatform(BuildTargetToPlatform(target));
string path = SysDefine.GetAssetsTargetPathByPlatform(BuildTargetToPlatform(target));
if (Directory.Exists(streamPath))
{
Directory.Delete(streamPath, true);
}
Directory.CreateDirectory(streamPath);
AllBundleInfo AllInfos = new AllBundleInfo();
string[] files = Directory.GetFiles(path);
foreach (var file in files)
{
//if (Path.GetFileName(file)!= "AssetBundles.manifest" && Path.GetExtension(file) == ".manifest") continue;
var info = GetInfo(file);
AllInfos.Infos.Add(info.Name, info);
File.Copy(file, Path.Combine(streamPath, info.Name + "@" + info.MD5));
}
string json = JsonConvert.SerializeObject(AllInfos, Formatting.Indented);
if (File.Exists(streamPath + "/" + AllBundleInfo.Name))
{
File.Delete(streamPath + "/" + AllBundleInfo.Name);
}
File.WriteAllText(streamPath + "/" + AllBundleInfo.Name, json);
}
private SingleBundleInfo GetMainManifestBundleInfo(AllBundleInfo allBundleInfo)
{
foreach (var bundleInfo in allBundleInfo.BundleInfoList)
{
if (CheckIsMainManifest(bundleInfo.Value))
{
return(bundleInfo.Value);
}
}
return(null);
}
/// <summary>
/// 清除除了allBundleInfo中其他版本号的资源
/// </summary>
/// <param name="allBundleInfo"></param>
private void ClearOtherCachedVersions(AllBundleInfo allBundleInfo)
{
foreach (var singleBundleInfo in allBundleInfo.BundleInfoList)
{
bool success = Caching.ClearOtherCachedVersions(singleBundleInfo.Value.bundleName, Hash128.Parse(singleBundleInfo.Value.bundleHash128));
string bundleName = singleBundleInfo.Value.bundleName;
Hash128 hash128 = Hash128.Parse(singleBundleInfo.Value.bundleHash128);
Debug.Log(string.Format("缓存bundleName:{0}，清理版本号hash128:{1}之外的资源,success:{2}", bundleName, hash128, success));
}
}
public bool LoadInfo(string path, out AllBundleInfo allBundleInfo)
{
try
{
string json = File.ReadAllText(path);
allBundleInfo = JsonConvert.DeserializeObject <AllBundleInfo>(json);
return(true);
}
catch
{
allBundleInfo = null;
return(false);
}
}
static void SetBundleVersionInfo()
{
AllBundleInfo allBundleInfo = new AllBundleInfo();
allBundleInfo.BundleInfoList = new List <SingleBundleInfo>();
foreach (var item in Bundle_Name)
{
allBundleInfo.BundleInfoList.Add(ComputeHashAndCRC(item));
}
allBundleInfo.BundleInfoList.Insert(0, ComputeManifestHashAndCRC(GetBundleDirectory() + "/" + GetBundleDirectory().Split('/')[GetBundleDirectory().Split('/').Length - 1]));
string json = JsonUtil.Instance.ObjectToJson <AllBundleInfo>(allBundleInfo); //序列化为json
WriteManifestJsonConfig(json); //写入配置文件
}
/// <summary>
/// 生成 ABConfig.json 文件。通过streamingAssetsPath拼接主manifest名字获取到主manifest文件，从而得到所有assetbundle信息。
/// </summary>
/// <param name="mainManifestName"></param>
private static void GenerateABConfig(string mainManifestName)
{
if (string.IsNullOrEmpty(mainManifestName))
{
Debug.LogError("mainManifestName 不能为空值");
}
AllBundleInfo allBundleInfo = new AllBundleInfo();
//添加主manifest的AssetBundle信息
allBundleInfo.BundleInfoList.Add(mainManifestName, ComputeManifestHashAndCRC(GetAssetBundleDirectory() + "/" + mainManifestName));
//加载主manifest的AssetBundle
AssetBundle assetBundle = AssetBundle.LoadFromFile(GetAssetBundleDirectory() + "/" + mainManifestName);
if (!assetBundle)
{
Debug.LogError(string.Format("生成AssetBundle版本文件失败，主Manifest文件未正常加载！path:{0}", GetAssetBundleDirectory() + "/" + mainManifestName));
return;
}
AssetBundleManifest manifest = assetBundle.LoadAsset <AssetBundleManifest>("AssetBundleManifest");
//必须要卸载AssetBundle，否则编辑器未重启的情况下LoadFromFile就会出错，因为不允许重复加载AssetBundle！
assetBundle.Unload(false);
//获取打包的所以AssetBundle名字
var bundleNames = manifest.GetAllAssetBundles();
if (bundleNames.Length <= 0)
{
Debug.LogError("生成AssetBundle版本文件失败，没有AssetBundle文件，先打包AssetBundle");
return;
}
foreach (var bundleName in bundleNames)
{
//AssetImporter.GetAtPath 的参数必须是是以“Assets/”开头的相对路径，包括后缀名。
var bundleFile = bundleName;
//变体需要截断后面的变体后缀，只传文件名字
if (bundleFile.Contains("."))
{
bundleFile = bundleFile.Split('.')[0];
}
string assetName = bundleName.Substring(bundleName.LastIndexOf('/') + 1);
Debug.Log("assetName = " + assetName);
//获取到AssetBundle相对路径下的完全路径
//如果是以文件夹为单位打包的AssetBundle，fullPath 即为 "Assets/" + bundleName
string fullPath;
if (AssetDatabase.IsValidFolder("Assets/" + bundleName))
{
fullPath = "Assets/" + bundleName;
}
//如果是以单个文件为单位打包的AssetBundle，fullPath 即为 "Assets/" + bundleName + 后缀名
else
{
string[] fullPaths = AssetDatabase.GetAssetPathsFromAssetBundleAndAssetName(bundleName, assetName);
fullPath = fullPaths.Length > 0 ? fullPaths[0] : bundleFile;
}
AssetImporter asset = AssetImporter.GetAtPath(fullPath);
if (asset != null)
{
allBundleInfo.BundleInfoList.Add(bundleName, ComputeHashAndCRC(asset));
}
else
{
Debug.LogError(string.Format("生成AssetBundle版本文件错误，没有文件:{0}", "Assets/" + bundleName));
}
}
string json = JsonConvert.SerializeObject(allBundleInfo, Formatting.Indented);
WriteManifestJsonConfig(json);
}
