public static void DumpBlits(byte[] romBytes, string outputDir)
{
Directory.CreateDirectory(outputDir + "Converted");
string fullOutputPath = outputDir + "Converted/blit/";
Directory.CreateDirectory(fullOutputPath);
// ok this is dumb i need to fix this
Filesystem.Filesystem filesystem = new Filesystem.Filesystem(romBytes);
foreach (Filesystem.Filesystem.File file in filesystem.AllFiles.Where(file => file.fileTypeFromFileHeader == "UVBT"))
{
string outputFileName = $"[0x{file.formLocationInROM:x6}]";
byte[] bytes = file.Sections.Single().Item2;
ColorFormat colorFormat = (ColorFormat)bytes.ReadUInt16(0);
BitSize bitSize = Texels.NumBitsToBitSize(bytes.ReadUInt16(2));
ushort width = bytes.ReadUInt16(4);
ushort texelsPerLine = bytes.ReadUInt16(6);
ushort height = bytes.ReadUInt16(8);
ushort tileWidth = bytes.ReadUInt16(10);
ushort tileHeight = bytes.ReadUInt16(12);
byte[] colorData = bytes.Subsection(14, bytes.Length - 14);
Console.WriteLine(bytes.Subsection(0, 14).PrettyPrint());
Console.WriteLine($"{outputFileName} {bitSize}-bit {colorFormat}\t <{width} ({texelsPerLine}), {height}> [{tileWidth} {tileHeight}]");
int bytesPerTile = (int)(tileWidth * tileHeight * Texels.BitSizeToNumBytesFloat(bitSize));
Bitmap outBitmap = new Bitmap(width, height);
int p = 0;
int curTopLeftX = 0;
int curTopLeftY = 0;
while (p < colorData.Length)
{
if (curTopLeftY + tileHeight > height)
{
tileHeight = (ushort)(height - curTopLeftY);
bytesPerTile = (int)(tileWidth * tileHeight * Texels.BitSizeToNumBytesFloat(bitSize));
}
byte[] tileColorData;
if (p + bytesPerTile >= colorData.Length)
{
tileColorData = new byte[bytesPerTile];
Array.Copy(colorData, p, tileColorData, 0, colorData.Length - p);
}
else
{
tileColorData = colorData.Subsection(p, bytesPerTile);
}
// TODO: why arent 32-bit textures deinterleaved?
Bitmap tile = Texels.ConvertToBitmap(tileColorData, colorFormat, bitSize, tileWidth, tileHeight, (int)(tileWidth * Texels.BitSizeToNumBytesFloat(bitSize)), false, bitSize != BitSize._32, null);
CopyToMainBitmap(tile, curTopLeftX, curTopLeftY, outBitmap);
p += bytesPerTile;
curTopLeftX += tileWidth;
if (curTopLeftX >= width)
{
curTopLeftX = 0;
curTopLeftY += tileHeight;
if (curTopLeftY >= height)
{
break;
}
}
}
outBitmap.Save(fullOutputPath + outputFileName + ".png");
}
}
