private static ColorPalette LoadPalette(Stream stream)
{
stream.Seek(0, SeekOrigin.Begin);
BinaryReader reader = new BinaryReader(stream);
ColorPalette pal = new ColorPalette();
for (int i = 0; i < 256; i++)
{
pal.colors[i] = Color.FromArgb(reader.ReadByte(), reader.ReadByte(), reader.ReadByte());
}
return pal;
}
private Bitmap SimpleRender(int width, int height, byte[] data, ColorPalette palette, ImageType type)
{
Bitmap image = new Bitmap(width, height);
System.Drawing.Imaging.BitmapData bmd = image.LockBits(new Rectangle(0, 0, image.Width, image.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, image.PixelFormat);
for (int y = 0; y < bmd.Height; y++)
{
byte[] row = new byte[Marshal.SizeOf(bmd.Scan0 + (y * bmd.Stride))];
Marshal.Copy((bmd.Scan0 + (y * bmd.Stride)), row, 0, Marshal.SizeOf(bmd.Scan0 + (y * bmd.Stride)));
for (int x = 0; x < bmd.Width; x++)
{
int colorIndex = 0;
if (type == ImageType.EPF)
{
colorIndex = data[x * height + y];
}
else
{
colorIndex = data[y * width + x];
}
if (colorIndex > 0)
{
if (bmd.PixelFormat == System.Drawing.Imaging.PixelFormat.Format32bppArgb)
{
row[x * 4] = palette[colorIndex].B;
row[x * 4 + 1] = palette[colorIndex].G;
row[x * 4 + 2] = palette[colorIndex].R;
row[x * 4 + 3] = palette[colorIndex].A;
}
else if (bmd.PixelFormat == System.Drawing.Imaging.PixelFormat.Format24bppRgb)
{
row[x * 3] = palette[colorIndex].B;
row[x * 3 + 1] = palette[colorIndex].G;
row[x * 3 + 2] = palette[colorIndex].R;
}
else if (bmd.PixelFormat == System.Drawing.Imaging.PixelFormat.Format16bppRgb555)
{
ushort colorWORD = (ushort)(((palette[colorIndex].R & 248) << 7) + ((palette[colorIndex].G & 248) << 2) + (palette[colorIndex].B >> 3));
row[x * 2] = (byte)(colorWORD % 256);
row[x * 2 + 1] = (byte)(colorWORD / 256);
}
else if (bmd.PixelFormat == System.Drawing.Imaging.PixelFormat.Format16bppRgb565)
{
ushort colorWORD = (ushort)(((palette[colorIndex].R & 248) << 8) + ((palette[colorIndex].G & 252) << 3) + (palette[colorIndex].B >> 3));
row[x * 2] = (byte)(colorWORD % 256);
row[x * 2 + 1] = (byte)(colorWORD / 256);
}
}
}
}
image.UnlockBits(bmd);
if (type == ImageType.EPF)
{
image.RotateFlip(RotateFlipType.Rotate90FlipX);
}
return image;
}
public Bitmap RenderTile(byte[] tileData, ColorPalette palette)
{
return SimpleRender(Tileset.TileWidth, Tileset.TileHeight, tileData, palette, ImageType.Tile);
}
public Bitmap RenderImage(MPFFrame mpf, ColorPalette palette)
{
return SimpleRender(mpf.Width, mpf.Height, mpf.RawData, palette, ImageType.MPF);
}
public Bitmap RenderImage(EPFFrame epf, ColorPalette palette)
{
return SimpleRender(epf.Width, epf.Height, epf.RawData, palette, ImageType.EPF);
}
public Bitmap RenderImage(HPF hpf, ColorPalette palette)
{
return SimpleRender(hpf.Width, hpf.Height, hpf.RawData, palette, ImageType.HPF);
}
