/// <summary>
/// 计算若干个文件合并成的md5码
/// </summary>
public string ComputeMd5WithDependencies(string[] assetPaths)
{
List <byte> list = new List <byte>();
foreach (var p in assetPaths)
{
byte[] buffer = ReadAssetBytes(p);
if (buffer != null)
{
list.AddRange(buffer);
}
}
// 依赖项
string[] dependencies = AssetDatabase.GetDependencies(assetPaths);
byte[] bufferOfD;
foreach (var d in dependencies)
{
bufferOfD = null;
bufferOfD = ReadAssetBytes(d);
if (bufferOfD != null)
{
list.AddRange(bufferOfD);
}
}
return(TypeConvertUtility.ByteToMd5(list.ToArray()));
}
static void SaveLoadingListFile(List <BaseAssetManager> managerList, string path)
{
StringBuilder sb = new StringBuilder();
string itemPath, name, md5;
int startIndex;
byte[] bytes;
for (int i = 0, j = 0; i < managerList.Count; i++)
{
for (j = 0; j < managerList[i].items.Length; j++)
{
var item = managerList[i].items[j];
if (item.flag == AssetFlag.NoChange)
{
itemPath = string.Format("{0}/{1}", BuildConfig.buildingAssetBundlesFolder, item.assetBundleName);
}
else
{
itemPath = string.Format("{0}/{1}", BuildConfig.tempbuildingAssetBundlesFolder, item.assetBundleName);
}
startIndex = BuildConfig.buildingAssetBundlesFolder.Length + 1;
name = itemPath.Substring(startIndex);
bytes = null;
bytes = File.ReadAllBytes(itemPath);
md5 = TypeConvertUtility.ByteToMd5(bytes);
sb.AppendFormat("{0},{1},{2};", name, md5, bytes.Length);
}
}
File.WriteAllText(path, sb.ToString());
}
/// <summary>
/// 计算单个资源的md5码
/// </summary>
public string ComputeMd5(string assetPath)
{
byte[] buffer = ReadAssetBytes(assetPath);
return(buffer != null?TypeConvertUtility.ByteToMd5(buffer) : null);
}