static void ExtractFontPack(string pakPath, string txmPath, string basePath)
{
if (basePath == null)
{
basePath = pakPath + "_extracted";
}
using (Stream fs = Utils.CheckDecompress(File.OpenRead(txmPath)))
using (Stream datFs = Utils.CheckDecompress(File.OpenRead(pakPath)))
{
var fontTxmHeader = new TxmHeader();
BinaryReader br = new BinaryReader(fs);
fontTxmHeader.Read(br);
var palette = TxmConversion.ReadRgba32Palette(br, fontTxmHeader.ClutWidth, fontTxmHeader.ClutHeight);
var fontPak = new FontPack();
fontPak.Read(datFs);
Directory.CreateDirectory(basePath);
foreach (var ch in fontPak.Characters)
{
using MemoryStream ms = new MemoryStream(fontPak[ch]);
BinaryReader charBr = new BinaryReader(ms);
using (var img = TxmConversion.ConvertTxmIndexed4bpp(charBr, 24, 22, palette))
{
img.SaveAsPng(Path.Combine(basePath, $"{ch}.png"));
}
}
}
}
public static Image <Rgba32> ConvertTxmToImage(Stream stream)
{
BinaryReader br = new BinaryReader(stream);
TxmHeader imageHeader = new TxmHeader();
imageHeader.Read(br);
Console.WriteLine(imageHeader);
//if (imageHeader.Misc != 1)
// Console.WriteLine("Different level!");
Image <Rgba32> image;
if (imageHeader.ImageSourcePixelFormat == TxmPixelFormat.PSMT8 || imageHeader.ImageSourcePixelFormat == TxmPixelFormat.PSMT4)
{
Rgba32[] palette = null;
if (imageHeader.ClutPixelFormat == TxmPixelFormat.PSMCT32)
{
stream.Seek(16, SeekOrigin.Begin);
palette = ReadRgba32Palette(br, imageHeader.ClutWidth, imageHeader.ClutHeight);
//fs.Seek(16, SeekOrigin.Begin);
//using (var palImage = ConvertTxmRgba32(br, imageHeader.ClutWidth, imageHeader.ClutHeight))
//{
// palImage.SaveAsPng(Path.ChangeExtension(outPath, ".pal.png"));
//}
}
else
{
throw new NotSupportedException("Unsupported pixel format from second texture");
}
stream.Seek(16 + (imageHeader.GetClutByteSize() + 15) / 16 * 16, SeekOrigin.Begin);
if (imageHeader.ImageSourcePixelFormat == TxmPixelFormat.PSMT8)
{
image = ConvertTxmIndexed8bpp(br, imageHeader.ImageWidth, imageHeader.ImageHeight, palette);
}
else
{
image = ConvertTxmIndexed4bpp(br, imageHeader.ImageWidth, imageHeader.ImageHeight, palette);
}
}
else if (imageHeader.ImageSourcePixelFormat == TxmPixelFormat.PSMCT32)
{
stream.Seek(16, SeekOrigin.Begin);
image = ConvertTxmRgba32(br, imageHeader.ImageWidth, imageHeader.ImageHeight);
}
else
{
throw new NotSupportedException("Unsupported pixel format");
}
return(image);
}
static void ReplaceDatImages(string srcDatPath, string destDatPath, string replacementList)
{
List <string> tempPaths = new List <string>();
try
{
using (DatReader dat = new DatReader(File.OpenRead(srcDatPath)))
{
DatBuilder builder = new DatBuilder(dat);
using (StreamReader sr = File.OpenText(replacementList))
{
while (!sr.EndOfStream)
{
var line = sr.ReadLine().Trim();
if (line.Length == 0 || line.StartsWith("#"))
{
continue;
}
var lineSplit = line.Split(' ', 2, StringSplitOptions.RemoveEmptyEntries);
if (lineSplit.Length != 2)
{
throw new InvalidDataException($"Invalid line \"{line}\".");
}
if (!int.TryParse(lineSplit[0], out var imageIndex))
{
throw new InvalidDataException($"Invalid index on line \"{line}\".");
}
byte level = 1;
ushort bufferBase = 0;
ushort paletteBufferBase = 0;
if (imageIndex < dat.EntriesCount)
{
using (MemoryStream ms = new MemoryStream(dat.GetData(imageIndex)))
{
TxmHeader txm = new TxmHeader();
txm.Read(new BinaryReader(ms));
level = (byte)(txm.Misc & 0x0f);
bufferBase = txm.ImageBufferBase;
paletteBufferBase = txm.ClutBufferBase;
}
}
string tempPath = Path.GetTempFileName();
tempPaths.Add(tempPath);
using (FileStream fs = File.Create(tempPath))
{
TxmConversion.ConvertImageToTxm(lineSplit[1], fs, level, bufferBase, paletteBufferBase);
}
builder.ReplacementEntries.Add(new DatBuilder.ReplacementEntry
{
Index = imageIndex,
SourceFile = tempPath
});
}
}
using (FileStream fs = File.Create(destDatPath))
{
builder.Build(fs);
}
}
}
finally
{
foreach (var path in tempPaths)
{
File.Delete(path);
}
}
}
public void ExportTextures(StreamWriter mtlWriter, string outputPath, bool forceDirect = false)
{
if (disposedValue)
{
throw new ObjectDisposedException(GetType().FullName);
}
if (textureDat == null)
{
throw new InvalidOperationException("No texture pack supplied.");
}
int i = 0;
numWrittenTextures = 0;
foreach (var pair in textureCache.OrderBy(p => p.Key))
{
string pngPath = $"{outputPath}{i}.png";
string alphaPath = $"{outputPath}{i}_alpha.png";
TxmHeader textureTxm = pair.Value;
int txmIndex = (int)(pair.Key >> 32);
using (var txmMs = new MemoryStream(textureDat.GetData(txmIndex)))
{
BinaryReader txmBr = new BinaryReader(txmMs);
TxmHeader pakTxm = new TxmHeader();
pakTxm.Read(txmBr);
Image <Rgba32> img = null;
try
{
// Check if TXM is already suitable
if (forceDirect ||
/*pakTxm.ImageSourcePixelFormat == textureTxm.ImageSourcePixelFormat &&*/
pakTxm.ImageBufferBase == textureTxm.ImageBufferBase &&
pakTxm.ClutPixelFormat == textureTxm.ClutPixelFormat &&
pakTxm.ClutBufferBase == textureTxm.ClutBufferBase)
{
// Use TXM as-is
txmMs.Seek(0, SeekOrigin.Begin);
if (new string(txmBr.ReadChars(4)) == "DAT\0")
{
// Unwrap DAT
txmMs.Seek(0, SeekOrigin.Begin);
using (DatReader txmDat = new DatReader(txmMs))
{
if (txmDat.EntriesCount != 1)
{
throw new InvalidDataException("Nested texture DAT contains more than one file.");
}
using (MemoryStream innerStream = new MemoryStream(txmDat.GetData(0)))
{
img = TxmConversion.ConvertTxmToImage(innerStream);
}
}
}
else
{
txmMs.Seek(0, SeekOrigin.Begin);
img = TxmConversion.ConvertTxmToImage(txmMs);
// Dump palette
//if (pakTxm.ClutPixelFormat != TxmPixelFormat.None)
//{
// txmMs.Seek(0x10, SeekOrigin.Begin);
// using (var palette = TxmConversion.ConvertTxmRgba32(txmBr, pakTxm.ClutWidth, pakTxm.ClutHeight))
// {
// palette.SaveAsPng($"palette_{numWrittenTextures}.png");
// }
//}
}
}
else
{
// Generate new TXM
using (MemoryStream ms = new MemoryStream())
{
BinaryWriter bw = new BinaryWriter(ms);
textureTxm.Write(bw);
CopyTexelsClut(txmBr, bw, pakTxm, textureTxm);
CopyTexels(txmBr, bw, pakTxm, textureTxm);
bw.Flush();
ms.Seek(0, SeekOrigin.Begin);
img = TxmConversion.ConvertTxmToImage(ms);
}
}
// Save out color texture
using (var img24bpp = img.CloneAs <Rgb24>())
{
img24bpp.SaveAsPng(pngPath);
}
// Extract alpha channel as a separate image
using (var alphaImg = new Image <L8>(img.Width, img.Height))
{
for (int y = 0; y < alphaImg.Height; ++y)
{
var srcSpan = img.GetPixelRowSpan(y);
var destSpan = alphaImg.GetPixelRowSpan(y);
for (int x = 0; x < alphaImg.Width; ++x)
{
var srcAlpha = srcSpan[x].A;
destSpan[x] = new L8(srcAlpha);
}
}
alphaImg.SaveAsPng(alphaPath);
}
}
finally
{
if (img != null)
{
img.Dispose();
}
}
}
mtlWriter.WriteLine($"newmtl tex_{pair.Key:x12}");
mtlWriter.WriteLine("Kd 0.80000000 0.80000000 0.80000000");
mtlWriter.WriteLine("Ka 0 0 0");
mtlWriter.WriteLine("Ke 0 0 0");
mtlWriter.WriteLine("Ks 0 0 0");
mtlWriter.WriteLine("d 1");
mtlWriter.WriteLine("illum 2");
mtlWriter.WriteLine($"map_Kd {Path.GetFileName(pngPath)}");
mtlWriter.WriteLine($"map_d {Path.GetFileName(alphaPath)}");
mtlWriter.WriteLine();
++i;
++numWrittenTextures;
}
}