static UnityGUID()
{
MissingReference = new UnityGUID();
MissingReference.m_data[0] = 0xD0000000;
MissingReference.m_data[1] = 0x5DEADF00;
MissingReference.m_data[2] = 0xEADBEEF1;
MissingReference.m_data[3] = 0x0000000D;
}
public BuildSettings(AssetInfo assetInfo) :
base(assetInfo)
{
if (IsReadBuildTags)
{
BuildGUID = new UnityGUID();
}
}
protected Object(AssetInfo assetInfo)
{
if (assetInfo == null)
{
throw new ArgumentNullException(nameof(assetInfo));
}
m_assetInfo = assetInfo;
if (assetInfo.ClassMap.IDType != ClassID)
{
throw new ArgumentException($"Try to initialize '{ClassID}' with '{assetInfo.ClassMap.IDType}' asset data", nameof(assetInfo));
}
if (IsAsset)
{
GUID = new UnityGUID(Guid.NewGuid());
}
}
private void CalculatePrefabHash()
{
List <uint> hashList = new List <uint>();
foreach (Object @object in FetchObjects())
{
hashList.AddRange(@object.GUID.Data);
}
uint[] hashArray = hashList.ToArray();
byte[] buffer = new byte[hashArray.Length * sizeof(uint)];
Buffer.BlockCopy(hashArray, 0, buffer, 0, buffer.Length);
using (MD5 md5 = MD5.Create())
{
byte[] hash = md5.ComputeHash(buffer);
GUID = new UnityGUID(hash);
}
}
public void Read(byte[] buffer)
{
using (MemoryStream baseStream = new MemoryStream(buffer))
{
using (EndianStream stream = new EndianStream(baseStream))
{
Read(stream);
if (stream.BaseStream.Position != buffer.Length)
{
throw new Exception($"Read less {stream.BaseStream.Position} than expected {buffer.Length}");
}
}
}
if (Config.IsGenerateGUIDByContent)
{
using (MD5 md5 = MD5.Create())
{
byte[] md5Hash = md5.ComputeHash(buffer);
GUID = new UnityGUID(md5Hash);
}
}
}
