public static IEnumerator BuildAssetBundle(BuildTarget targetPlatform, bool rebuild = false, Action callback = null)
{
BuildConfig.ClearLogs();
yield return(null);
var tmp = EditorUserBuildSettings.activeBuildTarget;
var t = DateTime.Now;
try
{
var outDir = BundleOutDir + TargetName(targetPlatform);
if (rebuild && Directory.Exists(outDir))
{
Directory.Delete(outDir, true);
}
if (!Directory.Exists(outDir))
{
Directory.CreateDirectory(outDir);
}
// backup old manifest
var oldManifestPath = outDir + "/" + TargetName(targetPlatform);
if (File.Exists(oldManifestPath))
{
File.Copy(oldManifestPath, oldManifestPath + ".old", true);
}
BuildConfig.Instance().RefreshGroups();
yield return(null);
AssetDatabase.Refresh();
yield return(null);
AssetDatabase.SaveAssets();
yield return(null);
// this is the right time to update LastBuildTime if i continue edit lua while BuildAssetBundle
BuildConfig.Instance().LastBuildTime = DateTime.Now.ToFileTimeUtc();
var options = (BuildAssetBundleOptions)BuildConfig.Instance().BundleBuildOptions;
if (rebuild)
{
options |= BuildAssetBundleOptions.ForceRebuildAssetBundle;
}
var manifest = BuildPipeline.BuildAssetBundles(outDir, options, targetPlatform);
yield return(null);
// zip
var version = BuildConfig.Instance().Version.ToString();
var outRoot = BundleOutDir + TargetName(targetPlatform)
+ "/" + version;
AssetBundleManifest oldManifest = null;
if (File.Exists(oldManifestPath + ".old"))
{
oldManifest = AssetBundle.LoadFromFile(oldManifestPath + ".old").LoadAsset <AssetBundleManifest>("AssetBundleManifest");
}
var allAssetBundles = manifest.GetAllAssetBundles().ToList();
allAssetBundles.Add(TargetName(targetPlatform));
// collect news
var n = 0;
foreach (var i in allAssetBundles)
{
var finfo = new FileInfo(outDir + "/" + i);
// compare hash
var hash = manifest.GetAssetBundleHash(i);
var oldhash = default(Hash128);
if (oldManifest != null)
{
oldhash = oldManifest.GetAssetBundleHash(i);
}
var path = outDir + "/" + i;
var lzmaPath = path + BuildConfig.CompressedExtension;
if (hash != oldhash || !File.Exists(lzmaPath))
{
EditorUtility.DisplayCancelableProgressBar("compressing ...", i, (float)(++n) / allAssetBundles.Count);
AppLog.d(Tag, "{0} {2} => {1}", i, hash, oldhash);
// TODO: encode bundle
BundleHelper.CompressFileLZMA(path, lzmaPath);
var bundleInfo = BuildConfig.Instance().GetBundleInfo(i);
if (bundleInfo != null)
{
bundleInfo.Size = (ulong)finfo.Length;
bundleInfo.Hash = hash.ToString();
bundleInfo.Version = version;
}
}
// copy
var outPath = outRoot + "/" + i + BuildConfig.CompressedExtension;
var dir = Path.GetDirectoryName(outPath);
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
File.Copy(lzmaPath, outPath, true);
yield return(null);
}
}
finally
{
AssetDatabase.Refresh();
EditorUtility.ClearProgressBar();
AppLog.d(Tag, "BuildAssetBundle coast: {0}", DateTime.Now - t);
}
yield return(null);
if (callback != null)
{
callback();
}
yield return(null);
}
