public void Read(FileReader tableReader)
{
tableReader.SetByteOrder(false);
if (tableReader.BaseStream.Length <= 4)
{
return;
}
//Load the first chunk table
//These point to sections which usually have magic and a hash
//The chunk table afterwards contains the data itself
while (!tableReader.EndOfStream && tableReader.ReadUInt16() == ChunkInfoIdenfier)
{
tableReader.ReadUInt16();
ChunkEntry entry = new ChunkEntry();
ChunkEntries.Add(entry);
entry.ChunkSize = tableReader.ReadUInt32(); //Always 8
entry.ChunkOffset = tableReader.ReadUInt32(); //The chunk offset in the file. Relative to the first chunk position in the file
entry.ChunkType = tableReader.ReadEnum <DataType>(false); //The type of chunk. 0x8701B5 for example for texture info
byte unk = tableReader.ReadByte();
byte chunkFlags = tableReader.ReadByte();
entry.ChunkSubCount = tableReader.ReadByte(); //Uncertain about this. 2 for textures (info + block). Some sections however use large numbers.
tableReader.ReadByte();
tableReader.ReadByte();
tableReader.ReadByte();
//This increases by 2 each chunk info, however the starting value is not 0
//Note the last entry does not have this
entry.Unknown3 = tableReader.ReadUInt32();
}
if (ChunkEntries.Count > 0)
{
ChunkEntries.LastOrDefault <ChunkEntry>().Unknown3 = 0;
}
tableReader.Position -= 2; //Seek 4 back as the last entry lacks unkown 4
//Check the chunk types
//This time it includes more chunks (like image blocks)
//Read to the end of the file as the rest of the table are types, offsets, and sizes
while (!tableReader.EndOfStream && tableReader.Position <= tableReader.BaseStream.Length - 12)
{
ChunkSubEntry subEntry = new ChunkSubEntry();
subEntry.ChunkType = tableReader.ReadEnum <SubDataType>(false); //The type of chunk. 0x8701B5 for example for texture info
var chunkFlags = tableReader.ReadUInt16();
byte blockFlag = (byte)(chunkFlags >> 12);
subEntry.ChunkSize = tableReader.ReadUInt32();
subEntry.ChunkOffset = tableReader.ReadUInt32();
ChunkSubEntries.Add(subEntry);
}
}
public ChunkDataEntry(LM3_DICT dict, ChunkSubEntry entry)
{
ParentDictionary = dict;
Entry = entry;
}