public static PIXIE FromBitmap(PixelmapFormat format, Bitmap bitmap)
{
PIXIE pixie = new PIXIE
{
Format = format,
Width = bitmap.Width,
Height = bitmap.Height,
HalfWidth = bitmap.Width / 2,
HalfHeight = bitmap.Height / 2,
RowSize = bitmap.Width
};
if (pixie.Width % 2 != 0 || pixie.HalfWidth % 2 != 0)
{
pixie.RowSize = (pixie.HalfWidth + (pixie.HalfWidth % 2 == 0 ? 2 : 1)) * 2;
}
pixie.PixelCount = pixie.RowSize * pixie.Height;
pixie.PixelSize = 1;
byte[] data = new byte[pixie.RowSize * pixie.Height];
Dictionary <Colour, byte> lut = new Dictionary <Colour, byte>();
for (int y = 0; y < bitmap.Height; y++)
{
for (int x = 0; x < pixie.Width; x++)
{
Colour c = Colour.FromColor(bitmap.GetPixel(x, y));
if (!lut.TryGetValue(c, out byte index))
{
index = (byte)PIX.GamePalette.GetNearestPixelIndex(c);
lut.Add(c, index);
}
data[y * pixie.RowSize + x] = index;
}
}
pixie.SetData(data);
return(pixie);
}
public static PIX Load(string path)
{
Logger.LogToFile(Logger.LogLevel.Info, "{0}", path);
FileInfo fi = new FileInfo(path);
PIX pix = new PIX();
using (var br = new BEBinaryReader(fi.OpenRead(), Encoding.Default))
{
if (br.ReadUInt32() != 0x12 ||
br.ReadUInt32() != 0x08 ||
br.ReadUInt32() != 0x02 ||
br.ReadUInt32() != 0x02)
{
Logger.LogToFile(Logger.LogLevel.Error, "{0} isn't a valid PIX file", path);
return null;
}
PIXIE pixelmap = new PIXIE();
while (br.BaseStream.Position < br.BaseStream.Length)
{
int tag = (int)br.ReadUInt32();
int length = (int)br.ReadUInt32();
switch (tag)
{
case 0x03:
pixelmap = new PIXIE();
pixelmap.Format = (PIXIE.PixelmapFormat)br.ReadByte();
pixelmap.RowSize = br.ReadUInt16();
pixelmap.Width = br.ReadUInt16();
pixelmap.Height = br.ReadUInt16();
pixelmap.HalfWidth = br.ReadUInt16();
pixelmap.HalfHeight = br.ReadUInt16();
pixelmap.Name = br.ReadString();
break;
case 0x21:
pixelmap.PixelCount = (int)br.ReadUInt32();
pixelmap.PixelSize = (int)br.ReadUInt32();
pixelmap.SetData(br.ReadBytes(pixelmap.DataLength));
break;
case 0x00:
pix.pixies.Add(pixelmap);
break;
case 0x3d:
pixelmap = new PIXIE();
pixelmap.Format = (PIXIE.PixelmapFormat)br.ReadByte();
pixelmap.RowSize = br.ReadUInt16();
pixelmap.Width = br.ReadUInt16();
pixelmap.Height = br.ReadUInt16();
br.ReadBytes(6);
pixelmap.Name = br.ReadString();
break;
default:
Logger.LogToFile(Logger.LogLevel.Error, "Unknown PIX tag: {0} ({1:x2})", tag, br.BaseStream.Position);
return null;
}
}
}
return pix;
}
