public void ConvertToNew(ushort version = 39)
{
var header = OldLevelHeader;
OldLevelHeader = default;
LevelInfo = new LevelInfo
{
LvlVersion = header.LvlVersion,
RevisionNumber = header.Revision
};
if (header.SkyBox?.Length > 0)
{
LevelSkyConfig = new LevelSkyConfig
{
Skybox = header.SkyBox
};
}
if (LevelObjects.Templates.Length == 0)
{
LevelObjects = default;
}
LevelEnvironmentConfig = default;
}
public void Deserialize(BitReader reader)
{
var magic = new string(reader.ReadBuffer(4).Select(s => (char)s).ToArray());
if (magic != "CHNK")
{
reader.BaseStream.Position = 0;
OldLevelHeader = new OldLevelHeader();
OldLevelHeader.Deserialize(reader);
LvlVersion = OldLevelHeader.LvlVersion;
LevelObjects = new LevelObjects(LvlVersion);
LevelObjects.Deserialize(reader);
return;
}
reader.BaseStream.Position = 0;
while (reader.BaseStream.Position != reader.BaseStream.Length)
{
var startPosition = reader.BaseStream.Position;
magic = new string(reader.ReadBuffer(4).Select(s => (char)s).ToArray());
if (startPosition % 16 != 0 || magic != "CHNK")
{
throw new Exception($"{startPosition} % 16 = {startPosition % 16} | {magic}");
}
var chunkType = reader.Read <uint>();
reader.Read <ushort>();
var index = reader.Read <ushort>();
var chunkLength = reader.Read <uint>();
var chunkAddress = reader.Read <uint>();
reader.BaseStream.Position = chunkAddress;
if (reader.BaseStream.Position % 16 != 0)
{
break;
}
switch (chunkType)
{
case 1000:
var chunk1000 = new LevelInfo
{
Index = index
};
chunk1000.Deserialize(reader);
LvlVersion = chunk1000.LvlVersion;
LevelInfo = chunk1000;
break;
case 2000:
var chunk2000 = new LevelSkyConfig
{
Index = index
};
chunk2000.Deserialize(reader);
LevelSkyConfig = chunk2000;
break;
case 2001:
var chunk2001 = new LevelObjects(LvlVersion)
{
Index = index
};
chunk2001.Deserialize(reader);
LevelObjects = chunk2001;
break;
case 2002:
var chunk2002 = new LevelEnvironmentConfig
{
Index = index
};
chunk2002.Deserialize(reader);
LevelEnvironmentConfig = chunk2002;
break;
default:
throw new ArgumentOutOfRangeException($"{chunkType} is not a valid chunk type.");
}
reader.BaseStream.Position = startPosition + chunkLength;
}
}
