/// <summary>
/// 压缩AssetBundle
/// </summary>
public static bool CompressAssetBundles(ResourcesManifest old_resources_manifest
, ref ResourcesManifest resources_manifest)
{
if (resources_manifest == null)
{
return(false);
}
// 通过记录新旧版本中压缩标记
// 判定资源是否需要压缩、删除压缩包
Dictionary <string, int> dic = new Dictionary <string, int>();
int old_version_bit = 0x1; // 旧版本中压缩
int new_version_bit = 0x2; // 新版本中压缩
var itr = old_resources_manifest.Data.AssetBundles.GetEnumerator();
while (itr.MoveNext())
{
if (itr.Current.Value.IsCompress)
{
string name = itr.Current.Value.AssetBundleName;
if (!dic.ContainsKey(name))
{
dic.Add(name, old_version_bit);
}
else
{
dic[name] |= old_version_bit;
}
}
}
itr = resources_manifest.Data.AssetBundles.GetEnumerator();
while (itr.MoveNext())
{
if (itr.Current.Value.IsCompress)
{
string name = itr.Current.Value.AssetBundleName;
if (!dic.ContainsKey(name))
{
dic.Add(name, new_version_bit);
}
else
{
dic[name] |= new_version_bit;
}
}
}
float current = 0f;
float total = resources_manifest.Data.AssetBundles.Count;
var itr1 = dic.GetEnumerator();
while (itr1.MoveNext())
{
string name = itr1.Current.Key;
int mask = itr1.Current.Value;
//过滤主AssetBundle文件
if (name == Common.MAIN_MANIFEST_FILE_NAME)
{
continue;
}
string action;
string file_name = EditorCommon.PATH + "/" + name;
if ((mask & old_version_bit) > 0 &&
(mask & new_version_bit) == 0)
{
// 旧版本中存在，新版本不存在
// 删除压缩包
string compress_file = Compress.GetCompressFileName(file_name);
File.Delete(compress_file);
File.Delete(compress_file + Common.NATIVE_MANIFEST_EXTENSION);
//重写ResourcesManifest数据
var ab = resources_manifest.Data.AssetBundles[name];
ab.CompressSize = 0;
action = "Delete Compress";
}
else if ((mask & new_version_bit) > 0)
{
//新版本中存在，压缩文件
Compress.CompressFile(file_name);
//重写ResourcesManifest数据
var ab = resources_manifest.Data.AssetBundles[name];
ab.CompressSize = zcode.FileHelper.GetFileSize(Compress.GetCompressFileName(file_name));
action = "Compress";
}
else
{
action = "Ignore";
}
//更新进度条
if (ShowProgressBar("", action + " " + name, current / total))
{
EditorUtility.ClearProgressBar();
return(false);
}
}
EditorUtility.ClearProgressBar();
return(true);
}