/// <summary>
/// Split a game.com image that contains multiple banks into individual bank images.
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public static List <GameComImage> Split(GameComImage image)
{
List <GameComImage> list = new List <GameComImage>();
int b = 0;
// Todo: This implementation is kinda lazy.
// It should /not/ be using LINQ.
// In the future replace this with a proper rectangle copy.
// Would be nice to have a constructor for this object that takes another instance, and rectangle coordinates or a Rectangle object.
// Which should also use an unsafe context for copying the image data instead of creating an image clone.
// Using LINQ might actually be slower than just using the image, and generating the bytes again too.
// This implementation really is awful.
for (int y = 0; y < image.Bitmap.Height; y += 256)
{
for (int x = 0; x < image.Bitmap.Width; x += 256)
{
Bitmap imageTemp = image.Bitmap.Clone(new Rectangle(x, y, 256, 256), PixelFormat.Format24bppRgb);
list.Add(new GameComImage(image.RawBytes.Skip(b).Take(GameComBank.SizeInBytes).ToArray(), imageTemp));
b += GameComBank.SizeInBytes;
}
GC.Collect();
}
return(list);
}
/// <summary>
/// Create from bytes.
/// </summary>
/// <param name="bytes"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="byteStart"></param>
public GameComBank(byte[] bytes, int x, int y, int byteStart)
{
Image = new GameComImage(bytes);
X = x;
Y = y;
ByteStart = byteStart;
}
/// <summary>
/// Create from bitmap image.
/// </summary>
/// <param name="image"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="byteStart"></param>
public GameComBank(Bitmap image, int x, int y, int byteStart)
{
Image = new GameComImage(image);
X = x;
Y = y;
ByteStart = byteStart;
}
/// <summary>
/// Create from game.com image.
/// </summary>
/// <param name="image"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="byteStart"></param>
public GameComBank(GameComImage image, int x, int y, int byteStart)
{
Image = image;
X = x;
Y = y;
ByteStart = byteStart;
}
/// <summary>
/// Dispose this instance.
/// </summary>
public void Dispose()
{
FullImage.Dispose();
MemoryBanks.Clear();
FullImage = null;
MemoryBanks = null;
GC.SuppressFinalize(this);
}
/// <summary>
/// Create rom object from file.
/// </summary>
/// <param name="filePath"></param>
public GameComRom(string filePath)
{
// Create an image out of the entire rom, for the HDK.
FullImage = new GameComImage(File.ReadAllBytes(filePath));
// Then split the large image up into 256x256 pixel banks.
MemoryBanks = GameComImage.SplitBanks(FullImage);
// Search for the header location, and grab header data!
GrabHeaderData(SearchForHeader());
FilePath = filePath;
}
/// <summary>
/// Replace one of the banks with a new Image.
/// </summary>
/// <param name="bankIndex"></param>
/// <param name="image"></param>
public void ReplaceBank(int bankIndex, GameComImage image)
{
// Grab the bank object for convenience.
GameComBank bank = MemoryBanks[bankIndex];
// Draw the new bank to the full rom image.
using (Graphics g = Graphics.FromImage(FullImage.Bitmap))
g.DrawImage(image.Bitmap, bank.X, bank.Y);
// Then apply the changes to the bytes.
for (int i = 0; i < image.RawBytes.Length; i++)
{
FullImage.RawBytes[bank.ByteStart + i] = image.RawBytes[i];
}
}
/// <summary>
/// Split a game.com image that contains multiple banks into individual bank objects.
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public static List <GameComBank> SplitBanks(GameComImage image)
{
List <GameComBank> list = new List <GameComBank>();
// Todo: This implementation is kinda lazy.
// It should /not/ be using LINQ.
// In the future replace this with a proper rectangle copy.
// Would be nice to have a constructor for this object that takes another instance, and rectangle coordinates or a Rectangle object.
// Which should also use an unsafe context for copying the image data instead of creating an image clone.
// Using LINQ might actually be slower than just using the image, and generating the bytes again too.
// This implementation really is awful.
int b = 0;
for (int y = 0; y < image.Bitmap.Height; y += 256)
{
for (int x = 0; x < image.Bitmap.Width; x += 256)
{
// Clone the image with a crop region.
Bitmap imageTemp = image.Bitmap.Clone(new Rectangle(x, y, 256, 256), PixelFormat.Format24bppRgb);
// Create the gcom bank and image objects in a really slow awful way.
// Do not do this.
// And lets hope that it's replaced by the next couple commits hot diggity damn.
list.Add(new GameComBank(new GameComImage(image.RawBytes.Skip(b).Take(GameComBank.SizeInBytes).ToArray(), imageTemp), x, y, b));
// Keep track of what byte position we're at for the linq commands.
// Yeah I know, I hate this as much as you do.
b += GameComBank.SizeInBytes;
}
// Force a garbage collection heap because ooh boy there's a lot to clean.
// When rewriting this function, this won't be neccesary.
GC.Collect();
}
// After the worlds worst use of query commands, return the list of banks.
return(list);
}
