public bool BeginPlaySong(Song s, bool pal, int startNote, IRegisterListener listener = null)
{
song = s;
famitrackerTempo = song.UsesFamiTrackerTempo;
famitrackerSpeed = song.FamitrackerSpeed;
famitrackerNativeTempo = pal ? Song.NativeTempoPAL : Song.NativeTempoNTSC;
palPlayback = pal;
playPosition = startNote;
playPattern = 0;
playNote = 0;
tempoCounter = 0;
ResetFamiStudioTempo(true);
channelStates = CreateChannelStates(song.Project, apuIndex, song.Project.ExpansionNumChannels, palPlayback, listener);
NesApu.InitAndReset(apuIndex, sampleRate, palPlayback, GetNesApuExpansionAudio(song.Project), song.Project.ExpansionNumChannels, dmcCallback);
UpdateChannelsMuting();
//Debug.WriteLine($"START SEEKING!!");
if (startNote != 0)
{
NesApu.StartSeeking(apuIndex);
while (song.GetPatternStartNote(playPattern) + playNote < startNote)
{
//Debug.WriteLine($"Seek Frame {song.GetPatternStartNote(playPattern) + playNote}!");
int numFramesToRun = UpdateTempoEnvelope();
for (int i = 0; i < numFramesToRun; i++)
{
//Debug.WriteLine($" Seeking Frame {song.GetPatternStartNote(playPattern) + playNote}!");
AdvanceChannels();
UpdateChannelsEnvelopesAndAPU();
if (!AdvanceSong(song.Length, LoopMode.None))
{
return(false);
}
}
}
NesApu.StopSeeking(apuIndex);
}
AdvanceChannels();
UpdateChannelsEnvelopesAndAPU();
EndFrame();
playPosition = song.GetPatternStartNote(playPattern) + playNote;
return(true);
}
public bool BeginPlaySong(Song s, bool pal, int startNote)
{
song = s;
famitrackerTempo = song.UsesFamiTrackerTempo;
famitrackerSpeed = song.FamitrackerSpeed;
palPlayback = pal;
playPosition = startNote;
playLocation = new NoteLocation(0, 0);
frameNumber = 0;
famitrackerTempoCounter = 0;
channelStates = CreateChannelStates(this, song.Project, apuIndex, song.Project.ExpansionNumN163Channels, palPlayback);
NesApu.InitAndReset(apuIndex, sampleRate, palPlayback, tndMode, song.Project.ExpansionAudioMask, song.Project.ExpansionNumN163Channels, dmcCallback);
ResetFamiStudioTempo();
UpdateChannelsMuting();
//Debug.WriteLine($"START SEEKING!!");
if (startNote != 0)
{
seeking = true;
NesApu.StartSeeking(apuIndex);
AdvanceChannels();
UpdateChannels();
UpdateTempo();
while (playLocation.ToAbsoluteNoteIndex(song) < startNote - 1)
{
if (!PlaySongFrameInternal(true))
{
break;
}
}
NesApu.StopSeeking(apuIndex);
seeking = false;
}
else
{
AdvanceChannels();
UpdateChannels();
UpdateTempo();
}
playPosition = playLocation.ToAbsoluteNoteIndex(song);
UpdateBeat();
EndFrame();
return(true);
}
public bool BeginPlaySong(Song s, bool pal, int startNote)
{
song = s;
famitrackerTempo = song.UsesFamiTrackerTempo;
famitrackerSpeed = song.FamitrackerSpeed;
famitrackerNativeTempo = pal ? Song.NativeTempoPAL : Song.NativeTempoNTSC;
palMode = pal;
playPosition = startNote;
playPattern = 0;
playNote = 0;
tempoCounter = 0;
firstFrame = true;
ResetFamiStudioTempo(true);
channelStates = CreateChannelStates(song.Project, apuIndex, song.Project.ExpansionNumChannels, palMode);
NesApu.InitAndReset(apuIndex, SampleRate, palMode, GetNesApuExpansionAudio(song.Project), song.Project.ExpansionNumChannels, dmcCallback);
if (startNote != 0)
{
NesApu.StartSeeking(apuIndex);
#if DEBUG
NesApu.seeking = true;
#endif
while (song.GetPatternStartNote(playPattern) + playNote < startNote)
{
foreach (var channel in channelStates)
{
channel.Advance(song, playPattern, playNote, famitrackerSpeed, famitrackerNativeTempo);
channel.ProcessEffects(song, playPattern, playNote, ref famitrackerSpeed);
channel.UpdateEnvelopes();
channel.UpdateAPU();
}
if (!AdvanceSong(song.Length, LoopMode.None))
{
return(false);
}
//Debug.WriteLine($"Seeking Frame {song.GetPatternStartNote(playPattern) + playNote}!");
UpdateFrameSkip();
}
NesApu.StopSeeking(apuIndex);
#if DEBUG
NesApu.seeking = false;
#endif
}
return(true);
}
public bool BeginPlaySong(Song s, bool pal, int startNote)
{
song = s;
famitrackerTempo = song.UsesFamiTrackerTempo;
famitrackerSpeed = song.FamitrackerSpeed;
palPlayback = pal;
playPosition = startNote;
playPattern = 0;
playNote = 0;
frameNumber = 0;
famitrackerTempoCounter = 0;
channelStates = CreateChannelStates(this, song.Project, apuIndex, song.Project.ExpansionNumChannels, palPlayback);
NesApu.InitAndReset(apuIndex, sampleRate, palPlayback, GetNesApuExpansionAudio(song.Project.ExpansionAudio), song.Project.ExpansionNumChannels, dmcCallback);
ResetFamiStudioTempo(true);
UpdateChannelsMuting();
//Debug.WriteLine($"START SEEKING!!");
if (startNote != 0)
{
NesApu.StartSeeking(apuIndex);
AdvanceChannels();
UpdateChannels();
UpdateFamitrackerTempo(famitrackerSpeed, song.FamitrackerTempo);
while (song.GetPatternStartNote(playPattern) + playNote < startNote)
{
if (!PlaySongFrameInternal(true))
{
break;
}
}
NesApu.StopSeeking(apuIndex);
}
else
{
AdvanceChannels();
UpdateChannels();
UpdateFamitrackerTempo(famitrackerSpeed, song.FamitrackerTempo);
}
EndFrame();
playPosition = song.GetPatternStartNote(playPattern) + playNote;
return(true);
}
unsafe void PlayerThread(object o)
{
var startInfo = (SongPlayerStartInfo)o;
var song = startInfo.song;
var channels = PlayerBase.CreateChannelStates(song.Project, apuIndex);
var advance = true;
var tempoCounter = 0;
var playPattern = 0;
var playNote = 0;
var jumpPattern = -1;
var jumpNote = -1;
var speed = song.Speed;
playPosition = startInfo.frame;
NesApu.InitAndReset(apuIndex, SampleRate, GetNesApuExpansionAudio(song.Project), dmcCallback);
if (startInfo.frame != 0)
{
NesApu.StartSeeking(apuIndex);
#if DEBUG
NesApu.seeking = true;
#endif
while (playPattern * song.PatternLength + playNote < startInfo.frame)
{
var dummyAdvance = false;
if (!AdvanceTempo(song, speed, LoopMode.None, ref tempoCounter, ref playPattern, ref playNote, ref jumpPattern, ref jumpNote, ref dummyAdvance))
{
break;
}
foreach (var channel in channels)
{
channel.Advance(song, playPattern, playNote);
channel.ProcessEffects(song, playPattern, playNote, ref jumpPattern, ref jumpNote, ref speed);
channel.UpdateEnvelopes();
channel.UpdateAPU();
}
}
NesApu.StopSeeking(apuIndex);
#if DEBUG
NesApu.seeking = false;
#endif
jumpPattern = -1;
jumpNote = -1;
}
var waitEvents = new WaitHandle[] { stopEvent, frameEvent };
while (true)
{
int idx = WaitHandle.WaitAny(waitEvents);
if (idx == 0)
{
break;
}
// !advance is to handle first frame.
if (!advance && !AdvanceTempo(song, speed, loopMode, ref tempoCounter, ref playPattern, ref playNote, ref jumpPattern, ref jumpNote, ref advance))
{
break;
}
// Advance to next note.
if (advance)
{
playPosition = playPattern * song.PatternLength + playNote;
foreach (var channel in channels)
{
channel.Advance(song, playPattern, playNote);
channel.ProcessEffects(song, playPattern, playNote, ref jumpPattern, ref jumpNote, ref speed);
}
advance = false;
}
// Update envelopes + APU registers.
foreach (var channel in channels)
{
channel.UpdateEnvelopes();
channel.UpdateAPU();
}
// Mute.
for (int i = 0; i < channels.Length; i++)
{
NesApu.EnableChannel(apuIndex, i, (channelMask & (1 << i)));
}
EndFrameAndQueueSamples();
}
audioStream.Stop();
while (sampleQueue.TryDequeue(out _))
{
;
}
}
