private void LoadNSFInformation(string fileName)
{
var nsf = new NSF();
nsf.Load(fileName);
this.lblNsfInformation.Text =
"NSF Information:\r\n" +
"Game Title: " + nsf.SongName + "\r\n" +
"Artist: " + nsf.Artist + "\r\n" +
"Copyright: " + nsf.Copyright + "\r\n" +
"Number of songs: " + nsf.TotalSongs.ToString();
}
public static void InjectNsf(string nesFileName, string nsfFileName, string outputFileName, byte songNumber)
{
NSF nsf = new NSF();
nsf.Load(nsfFileName);
byte[] nsfBank = nsf.GetNESMemory();
byte[] nesRom = File.ReadAllBytes(nesFileName);
MemoryStream msSource = new MemoryStream(nesRom);
BinaryReader br = new BinaryReader(msSource);
byte[] header = br.ReadBytes(16);
byte[] bank0 = br.ReadBytes(0x4000);
byte[] bank1 = br.ReadBytes(0x4000);
byte[] bank2 = br.ReadBytes(0x4000);
byte[] bank3 = br.ReadBytes(0x4000); //bank 3 is not used after expansion
byte[] bank4 = nsfBank.Skip(0).Take(0x4000).ToArray();
byte[] bank5 = nsfBank.Skip(0x4000).Take(0x4000).ToArray();
byte[] bank6 = bank2.ToArray(); //bank 6 is not used - copy bank 2
byte[] bank7 = bank3.ToArray();
byte[] chr = br.ReadBytes(0x4000);
header[4] = 8;
RamCode ramCode = new RamCode();
byte[] ramCode2 = ramCode.Build(nsf.InitAddress, nsf.PlayAddress, songNumber);
BinaryWriter bw = new BinaryWriter(new MemoryStream(bank5));
bw.BaseStream.Position = 0x4000 - 6;
bw.Write((ushort)ramCode.Nmi);
bw.Write((ushort)ramCode.Reset);
bw.Write((ushort)ramCode.Irq);
LoaderCode loaderCode = new LoaderCode();
loaderCode.SetMemory(bank3, 0x8000);
loaderCode.CurrentAddress = 0x84E8;
loaderCode.Build(ramCode2, ramCode.Entry);
Assembler asm = new Assembler();
asm.SetMemory(bank7, 0xC000);
asm.CurrentAddress = 0xCCF3;
asm.JMP(0x84E8);
FileStream outputFileStream = new FileStream(outputFileName, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite);
bw = new BinaryWriter(outputFileStream);
bw.Write(header);
bw.Write(bank0);
bw.Write(bank1);
bw.Write(bank2);
bw.Write(bank3);
bw.Write(bank4);
bw.Write(bank5);
bw.Write(bank6);
bw.Write(bank7);
bw.Write(chr);
outputFileStream.Flush();
outputFileStream.Close();
outputFileStream.Dispose();
}
