private void Read(string filepath)
{
try
{
ArchiveAbsolutePath = filepath;
MipOffsets = new List <uint>();
using (var br = new BinaryReader(new FileStream(filepath, FileMode.Open)))
{
Files = new List <TextureCacheItem>();
Names = new List <string>();
#region Footer
br.BaseStream.Seek(-32, SeekOrigin.End);
Crc = br.ReadUInt64();
UsedPages = br.ReadUInt32();
EntryCount = br.ReadUInt32();
StringTableSize = br.ReadUInt32();
MipTableEntryCount = br.ReadUInt32();
var magic = br.ReadUInt32();
if (magic != MagicInt)
{
throw new Exception("Invalid file.");
}
Version = br.ReadUInt32();
#endregion Footer
// JMP to the top of the info table:
// 32 is the the size of the stuff we read so far.
// + Every entry has 52 bytes of info
// + The stringtablesize (found in the footer)
// + MipTableEntryCount * offset is 4 bytes
// The sum of this is how much we need to jump from the back
var stringtableoffset = -(32 + (EntryCount * 52) + StringTableSize + (MipTableEntryCount * 4));
br.BaseStream.Seek(stringtableoffset, SeekOrigin.End);
#region MipMapTable
for (var i = 0; i < MipTableEntryCount; i++)
{
MipOffsets.Add(br.ReadUInt32());
}
#endregion MipMapTable
#region StringTable
for (var i = 0; i < EntryCount; i++)
{
Names.Add(br.ReadCR2WString());
}
#endregion StringTable
#region EntryTable
// jump to entry table
var entrytableoffset = -(32 + (EntryCount * 52));
br.BaseStream.Seek(entrytableoffset, SeekOrigin.End);
for (var i = 0; i < EntryCount; i++)
{
var ti = new TextureCacheItem(this)
{
Name = Names[i],
ParentFile = ArchiveAbsolutePath,
Hash = br.ReadUInt32(),
/*-------------TextureCacheEntryBase---------------*/
StringTableOffset = br.ReadInt32(),
PageOffset = br.ReadUInt32(),
CompressedSize = br.ReadUInt32(),
UncompressedSize = br.ReadUInt32(),
BaseAlignment = br.ReadUInt32(),
BaseWidth = br.ReadUInt16(),
BaseHeight = br.ReadUInt16(),
Mipcount = br.ReadUInt16(),
SliceCount = br.ReadUInt16(),
MipOffsetIndex = br.ReadInt32(),
NumMipOffsets = br.ReadInt32(),
TimeStamp = br.ReadInt64(),
/*-------------TextureCacheEntryBase---------------*/
Type1 = br.ReadByte(),
Type2 = br.ReadByte(),
IsCube = br.ReadByte(),
Unk1 = br.ReadByte()
};
ti.Format = CommonImageTools.GetEFormatFromREDEngineByte(ti.Type1);
Files.Add(ti);
}
#endregion EntryTable
//BUG: "C:\\Users\\bence.hambalko\\Documents\\The Witcher 3\\bin\\x64\\..\\..\\Mods\\modW3EE\\content\\texture.cache" dies here! Investigate!!!!!!!!!!!!!
foreach (var t in Files)
{
br.BaseStream.Seek(t.PageOffset * 4096, SeekOrigin.Begin);
t.ZSize = br.ReadUInt32(); //Compressed size
t.Size = br.ReadUInt32(); //Uncompressed size
t.MipIdx = br.ReadByte(); //maybe the 48bit part of OFFSET
var lastpos = br.BaseStream.Position + t.ZSize;
for (int i = 0; i < t.NumMipOffsets; i++)
{
br.BaseStream.Seek(lastpos, SeekOrigin.Begin);
var mzsize = br.ReadUInt32();
var msize = br.ReadUInt32();
var midx = br.ReadByte();
t.MipMapInfo.Add(new MipmapInfo(lastpos + 9, mzsize, msize, midx));
lastpos += 9 + mzsize;
}
}
}
}
catch (Exception e)
{
Debug.Assert(e != null);
}
}
/// <summary>
///
/// </summary>
/// <param name="inputfolder"></param>
public void LoadFiles(string inputfolder, ILoggerService logger = null)
{
var di = new DirectoryInfo(inputfolder);
if (!di.Exists)
{
return;
}
var inputfiles = di.GetFiles("*.dds", SearchOption.AllDirectories)
.Select(_ => _.FullName).ToList();
logger?.LogString($"[TextureCache] Begin caching.", Logtype.Important);
logger?.LogString($"[TextureCache] Found {inputfiles.Count} files.", Logtype.Important);
// clear data
Files.Clear();
Names.Clear();
MipOffsets.Clear();
foreach (var filename in inputfiles)
{
var ext = Path.GetExtension(filename);
switch (ext)
{
//case ".xbm":
// {
// // read cr2wfile
// var cr2w = new CR2WFile()
// {
// FileName = filename,
// };
// using (var cfs = new FileStream(filename, FileMode.Open, FileAccess.Read))
// using (var reader = new BinaryReader(cfs))
// {
// var errorcode = cr2w.Read(reader);
// if (errorcode != EFileReadErrorCodes.NoError)
// continue;
// }
// // check if CBitmapTexture
// if (!(cr2w.chunks.FirstOrDefault()?.data is CBitmapTexture xbm))
// {
// continue;
// }
// break;
// }
case ".DDS":
case ".dds":
{
var ddsheader = DDSUtils.ReadHeader(filename);
var redpath = Path.ChangeExtension(filename, ddsheader.Iscubemap ? ".w2cube" : ".xbm");
var relativepath = redpath.Substring(di.FullName.Length + 1);
#region Create Table Item
var(type1, type2) =
CommonImageTools.GetREDEngineByteFromEFormat(ddsheader.Format);
if (ddsheader.Width % 2 != 0 || ddsheader.Height % 2 != 0)
{
continue;
}
var maxSide = Math.Max(ddsheader.Width, ddsheader.Height);
//var minSide = Math.Min(ddsheader.Width, ddsheader.Height);
var realmipscount = Math.Max(1, Math.Log10(maxSide / 32) / Math.Log10(2));
if (ddsheader.Mipscount == 1) //TODO: fix this
{
realmipscount = 0;
}
if (ddsheader.Mipscount == 0) //TODO: fix this
{
realmipscount = 0;
}
var ti = new TextureCacheItem(this)
{
Name = relativepath,
FullName = filename,
Hash = relativepath.HashStringKey(),
/*------------- TextureCache Data ---------------*/
// NOTE: these need to be populated after writing the files
ParentFile = "", //done
StringTableOffset = -1, //done
PageOffset = 0, //done
CompressedSize = 0, //done
UncompressedSize = 0, //done
MipOffsetIndex = 0, //done
/*------------- Image data ---------------*/
NumMipOffsets = (int)realmipscount,
BaseAlignment = ddsheader.Bpp,
BaseWidth = (ushort)ddsheader.Width,
BaseHeight = (ushort)ddsheader.Height,
Mipcount = (ushort)Math.Max(1, ddsheader.Mipscount),
SliceCount = (ushort)ddsheader.Slicecount, //TODO
TimeStamp = 0 /*(long)CDateTime.Now.ToUInt64()*/, //NOTE: Not even CDPR could be bothered to use their own Timestamps
Type1 = type1,
Type2 = type2,
IsCube = ddsheader.Iscubemap ? (byte)1 : (byte)0,
Unk1 = 0x00, //TODO: figure this out
Format = CommonImageTools.GetEFormatFromREDEngineByte(type1)
};
#endregion Create Table Item
Files.Add(ti);
Names.Add(ti.Name);
logger?.LogString($"Cached {ti.Name}", Logtype.Normal);
break;
}
}
}
logger?.LogString($"[TextureCache] Caching successful.", Logtype.Success);
}
