private void Read(Stream stream, Action <string> dependencyCallback)
{
long startPosition = stream.Position;
using (EndianReader reader = new EndianReader(stream, stream.Position, EndianType.BigEndian))
{
Header.Read(reader);
}
EndianType endianess = Header.Endianess ? EndianType.BigEndian : EndianType.LittleEndian;
using (EndianReader reader = new EndianReader(stream, stream.Position, endianess))
{
if (IsTableAtTheEnd(Header.Generation))
{
reader.BaseStream.Position = startPosition + Header.FileSize - Header.MetadataSize;
reader.BaseStream.Position++;
}
using (SerializedFileReader fileReader = new SerializedFileReader(reader, Header.Generation))
{
Metadata.Read(fileReader);
}
foreach (FileIdentifier dependency in Dependencies)
{
dependencyCallback?.Invoke(dependency.FilePath);
}
if (RTTIClassHierarchyDescriptor.IsReadSignature(Header.Generation))
{
ReadAssets(reader, startPosition);
}
else
{
Logger.Log(LogType.Warning, LogCategory.Import, $"Can't determine file version for generation {Header.Generation} for file '{Name}'");
string[] versions = GetGenerationVersions(Header.Generation);
for (int i = 0; i < versions.Length; i++)
{
string version = versions[i];
Logger.Log(LogType.Debug, LogCategory.Import, $"Try parse {Name} as {version} version");
Version.Parse(version);
m_assets.Clear();
try
{
ReadAssets(reader, startPosition);
break;
}
catch
{
Logger.Log(LogType.Debug, LogCategory.Import, "Faild");
if (i == versions.Length - 1)
{
throw;
}
}
}
}
}
}
public void Read(Stream baseStream)
{
using (EndianStream stream = new EndianStream(baseStream, baseStream.Position, EndianType.BigEndian))
{
long startPosition = baseStream.Position;
Header.Read(stream);
stream.EndianType = Header.Endianess ? EndianType.BigEndian : EndianType.LittleEndian;
if (IsTableAtTheEnd(Header.Generation))
{
stream.BaseStream.Position = startPosition + Header.FileSize - Header.MetadataSize;
stream.BaseStream.Position++;
}
using (SerializedFileStream fileStream = new SerializedFileStream(stream, Header.Generation))
{
Metadata.Read(fileStream);
}
if (RTTIClassHierarchyDescriptor.IsReadSignature(Header.Generation))
{
ReadAssets(stream, startPosition);
}
else
{
Logger.Log(LogType.Warning, LogCategory.Import, $"Can't determine file version for generation {Header.Generation} for file '{Name}'");
string[] versions = GetGenerationVersions(Header.Generation);
for (int i = 0; i < versions.Length; i++)
{
string version = versions[i];
Logger.Log(LogType.Debug, LogCategory.Import, $"Try parse {nameof(SerializedFile)} as {version} version");
Version.Parse(version);
try
{
ReadAssets(stream, startPosition);
break;
}
catch
{
Logger.Log(LogType.Debug, LogCategory.Import, "Faild");
if (i == versions.Length - 1)
{
throw;
}
}
}
}
}
}