public static Bitmap imageLoader(GBAROM ROM, int imageOffset, int paletteOffset, int width, int height, bool isImageCompressed, bool isPaletteCompressed, bool transparent, GraphicsMode mode)
{
DataBuffer rawGraphics = new DataBuffer(0x8000);
DataBuffer rawPalette = new DataBuffer(0x100);
if (isImageCompressed)
{
rawGraphics.ReadCompressedData(ROM, imageOffset);
}
else
{
int gfxlength = GBAGraphics.RawGraphicsLength(new Size(width * 8, height * 8), mode);
rawGraphics.ReadData(ROM, imageOffset, gfxlength);
}
if (isPaletteCompressed)
{
rawPalette.ReadCompressedData(ROM, paletteOffset);
}
else
{
rawPalette.ReadData(ROM, paletteOffset, 0x200);
}
byte[] graphics = rawGraphics.ToArray();
int bitsPerPixel = GBAGraphics.BitsPerPixel(mode);
int length = Math.Min(bitsPerPixel * width * height / 8, graphics.Length);
Color[] palette;
if (rawPalette.Length > 0 && paletteOffset != 0)
palette = GBAPalette.ToPalette(rawPalette.ToArray(), 0, rawPalette.Length / 2);
else
{
palette = new Color[16];
for (int i = 0; i < palette.Length; i++)
palette[i] = Color.FromArgb(i * (256 / palette.Length), i * (256 / palette.Length), i * (256 / palette.Length));
}
int empty;
if(transparent)
palette[0] = Color.FromArgb(0, palette[0]);
return GBAGraphics.ToBitmap(graphics, length, 0, palette, width, mode, out empty);
}
