public static SCBGCollection LoadPngs(string[] files, bool tiled = true)
{
var scbgFiles = (
from filePath in files
let fileName = Path.GetFileNameWithoutExtension(filePath)
where int.TryParse(fileName, out var _)
let num = int.Parse(fileName)
select(filePath, num))
.ToArray();
int maxNum = scbgFiles.Max(i => i.num);
var scbg = new SCBG[maxNum + 1];
Parallel.For(0, scbgFiles.Length, i =>
{
var(file, num) = scbgFiles[i];
if (new FileInfo(file).Length == 0)
{
Console.WriteLine("File of len 0 hit");
scbg[num] = null;
}
else
{
scbg[num] = SCBG.LoadPng(file, tiled);
}
});
return(new SCBGCollection {
Items = scbg.ToList()
});
}
public static SCBGCollection Load(string scbgDataFile, string scbgInfoFile)
{
var scbgs = new List <SCBG>();
using (var dataBr = new BinaryReader(File.OpenRead(scbgDataFile)))
{
using (var infoBr = new BinaryReader(File.OpenRead(scbgInfoFile)))
{
int numItems = infoBr.ReadInt32();
int _ = infoBr.ReadInt32(); // length of the largest file
for (int i = 0; i < numItems; i++)
{
var offset = infoBr.ReadUInt32();
var len = infoBr.ReadInt32();
if (len == 0)
{
scbgs.Add(null);
}
else
{
dataBr.BaseStream.Position = offset;
scbgs.Add(SCBG.Load(dataBr));
}
}
return(new SCBGCollection {
Items = scbgs
});
}
}
}
public static SCBG Load(BinaryReader br)
{
var scbg = new SCBG();
var magicNumber = br.ReadMagicNumber();
if (magicNumber != MagicNumber)
{
throw new InvalidDataException($"Unexpected magic number '{magicNumber}'. (expected: {MagicNumber})");
}
scbg.Width = br.ReadUInt16();
scbg.Height = br.ReadUInt16();
scbg.Palette = RawPalette.Decompress(br.ReadBytes(PaletteDataLength));
scbg.Pixels = br.ReadBytes(scbg.Width * scbg.Height);
return(scbg);
}
