private static byte[] ReadLumpsBytes(BinaryReader reader, WadHeader header)
{
reader.BaseStream.Seek(HeaderSizeInBytes, SeekOrigin.Begin);
return(reader.ReadBytes((int)(header.FirstDirectoryOffset - HeaderSizeInBytes)));
}
private Wad3File()
{
_header = new WadHeader();
}
private static IReadOnlyList <WadDirectory> ReadDirectories(BinaryReader reader, WadHeader header)
{
reader.BaseStream.Seek(header.FirstDirectoryOffset, SeekOrigin.Begin);
var directories = new WadDirectory[header.DirectoriesCount];
Span <char> nameSpan = stackalloc char[LumpNameSizeInBytes];
for (var i = 0; i < header.DirectoriesCount; i++)
{
var lumpOffset = reader.ReadUInt32() - HeaderSizeInBytes;
var lumpSize = reader.ReadUInt32();
reader.Read(nameSpan);
var name = string.Intern(new string(nameSpan).TrimEnd('\0'));
directories[i] = new WadDirectory(lumpOffset, lumpSize, name);
}
return(directories);
}
