public GusboyVisualWaveProvider(WaveFormat waveFormat, Gameboy gb, WaveformPainter painter, int bufferLength)
{
this.waveFormat = waveFormat;
this.gb = gb;
this.painter = painter;
// We can assume stereo (since the emulator doesn't support mono)
this.bufferSkip = waveFormat.SampleRate * 2 / 60;
this.queueLength = bufferLength / 500 * waveFormat.SampleRate / this.bufferSkip;
}
public MBC3(byte[] romFile, byte[] sram, string ramPath, Gameboy gb)
: base(romFile, sram, ramPath)
{
this.gb = gb;
this.gb.Cpu.RtcSupported = this.gb.Cpu.RtcTimerActive = true;
// TODO: Test ROM/RAM banking
// If there's an RTC footer in the sram file, the base constructor will have ignored it.
// TODO: Support the 44-byte legacy format (32-bit unix timestamp)
if (File.Exists(ramPath) && new FileInfo(ramPath).Length == this.Sram.Length + 48)
{
// TODO: Test this more fully
byte[] file = File.ReadAllBytes(ramPath);
Array.Copy(file, this.Sram, this.Sram.Length - 48);
this.ProcessState(file[^ 48..]);
public GPU(Gameboy gameBoy, Func <bool> drawFramebuffer, int[] framebuffer)
{
this.gb = gameBoy;
// Select palette
this.palObj = this.palObjMGB;
this.palBg = this.palBgMGB;
// Initialize sprite array
for (int i = 0; i < this.spriteCache.Length; i++)
{
this.spriteCache[i] = new Sprite((byte)i, this.gb, this.palObj);
}
// Initialize background tile array
for (int i = 0; i < this.tileCache.Length; i++)
{
this.tileCache[i] = default;
this.tileCache[i].MappedPalette = new int[] { 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF };
}
this.drawFramebuffer = drawFramebuffer;
// We might be loaded by a GBS player that cares not for the video output
if (framebuffer == null)
{
framebuffer = new int[160 * 144];
}
this.framebuffer = framebuffer;
// Pre-set palette alpha
for (int i = 0; i < 4; i++)
{
this.palBg[i] |= 0xFF << 24;
this.palObj[i] |= 0xFF << 24;
}
// Init object palette maps so they're at least not undefined
this.PalObjMap[0] = new int[4];
this.PalObjMap[1] = new int[4];
this.BuildColourCache(this.gb.UseFilter);
}
private void InitGameboy(string filePath)
{
if (File.Exists(filePath))
{
if (this.outputDevice != null)
{
this.outputDevice.Stop();
this.outputDevice.Dispose();
}
this.gb = new Gameboy(this.AddMessage, this.DrawFramebuffer, this.framebuffer, SAMPLE_RATE, filePath);
this.audioSource = new GusboyWaveProvider(WaveFormat.CreateIeeeFloatWaveFormat(SAMPLE_RATE, 2), this.gb);
this.outputDevice = new WaveOutEvent()
{
DesiredLatency = 100, NumberOfBuffers = 50
}; // 2ms buffers
this.outputDevice.Init(this.audioSource);
this.outputDevice.Play();
}
}
public APU(Gameboy gameBoy, int sampleRate)
{
this.gb = gameBoy;
this.sampleClock = (int)Math.Round(CPU_CLOCK / (double)sampleRate);
}
public GusboyWaveProvider(WaveFormat waveFormat, Gameboy gb)
{
this.waveFormat = waveFormat;
this.gb = gb;
}
public RAM(Gameboy gameBoy)
{
this.gb = gameBoy;
}