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improve deferred timekeep even more

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This commit is contained in:
minenice55 2023-12-23 16:07:55 -05:00
parent 1414988527
commit 29e3bafffe
1 changed files with 34 additions and 28 deletions
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62
Assets/Scripts/Conductor.cs
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@ -189,7 +189,7 @@ namespace HeavenStudio
startPos = GetSongPosFromBeat(beat);
firstBeatOffset = offset;
time = startPos - (3 * dspSizeSeconds);
time = startPos;
if (musicSource.clip != null && startPos < musicSource.clip.length - offset)
{
@ -197,13 +197,13 @@ namespace HeavenStudio
double musicStartDelay = -offset - startPos;
if (musicStartDelay > 0)
{
musicScheduledTime = dspTime + (musicStartDelay / SongPitch);
dspStart = dspTime;
musicScheduledTime = dspTime + (musicStartDelay / SongPitch) + 2*dspSizeSeconds;
dspStart = dspTime + 2*dspSizeSeconds;
}
else
{
musicScheduledTime = dspTime + (3 * dspSizeSeconds);
dspStart = dspTime + (3 * dspSizeSeconds);
musicScheduledTime = dspTime + 2*dspSizeSeconds;
dspStart = dspTime + 2*dspSizeSeconds;
}
musicScheduledPitch = SongPitch;
musicSource.PlayScheduled(musicScheduledTime);
@ -214,12 +214,12 @@ namespace HeavenStudio
dspStart = dspTime;
}
songPosBeat = GetBeatFromSongPos(time);
songPosBeat = beat;
startBeat = songPosBeat;
_metronomeTally = 0;
startTime = DateTime.Now;
absTimeAdjust = -(3 * dspSizeSeconds);
absTimeAdjust = 0;
deferTimeKeeping = (musicSource.clip != null);
isPlaying = true;
@ -228,15 +228,17 @@ namespace HeavenStudio
void OnAudioFilterRead(float[] data, int channels)
{
if (!deferTimeKeeping) return;
// don't actually do anything with the data
// wait until we get a dsp update before starting to keep time
if (deferTimeKeeping && AudioSettings.dspTime >= dspStart)
double dsp = AudioSettings.dspTime;
if (dsp >= dspStart - dspSizeSeconds)
{
Debug.Log($"dsptime: {AudioSettings.dspTime}, deferred timekeeping for {DateTime.Now - startTime} seconds");
deferTimeKeeping = false;
startTime = DateTime.Now;
dspStart = AudioSettings.dspTime;
Debug.Log($"dsptime: {dsp}, deferred timekeeping for {DateTime.Now - startTime} seconds (delta dsp {dsp - dspStart})");
startTime += TimeSpan.FromSeconds(dsp - dspStart);
absTimeAdjust = 0;
dspStart = dsp;
}
}
@ -370,7 +372,8 @@ namespace HeavenStudio
{
if (isPlaying)
{
if (AudioSettings.dspTime < musicScheduledTime && musicScheduledPitch != SongPitch)
double dsp = AudioSettings.dspTime;
if (dsp < musicScheduledTime && musicScheduledPitch != SongPitch)
{
if (SongPitch == 0f)
{
@ -382,30 +385,33 @@ namespace HeavenStudio
musicSource.UnPause();
musicScheduledPitch = SongPitch;
musicScheduledTime = (AudioSettings.dspTime + (-GameManager.instance.Beatmap.data.offset - songPositionAsDouble) / (double)SongPitch);
musicScheduledTime = (dsp + (-GameManager.instance.Beatmap.data.offset - songPositionAsDouble) / (double)SongPitch);
musicSource.SetScheduledStartTime(musicScheduledTime);
}
}
absTime = (DateTime.Now - startTime).TotalSeconds;
//dspTime to sync with audio thread in case of drift
dspTime = AudioSettings.dspTime - dspStart;
if (Math.Abs(absTime + absTimeAdjust - dspTime) > dspMargin)
if (!deferTimeKeeping)
{
int i = 0;
while (Math.Abs(absTime + absTimeAdjust - dspTime) > dspMargin)
absTime = (DateTime.Now - startTime).TotalSeconds;
//dspTime to sync with audio thread in case of drift
dspTime = dsp - dspStart;
if (Math.Abs(absTime + absTimeAdjust - dspTime) > dspMargin)
{
i++;
absTimeAdjust = (dspTime - absTime + absTimeAdjust) * 0.5;
if (i > 8) break;
int i = 0;
while (Math.Abs(absTime + absTimeAdjust - dspTime) > dspMargin)
{
i++;
absTimeAdjust = (dspTime - absTime + absTimeAdjust) * 0.5;
if (i > 8) break;
}
}
time = MapTimeToPitchChanges(absTime + absTimeAdjust);
songPos = startPos + time;
songPosBeat = GetBeatFromSongPos(songPos);
}
time = MapTimeToPitchChanges(absTime + absTimeAdjust);
songPos = startPos + time;
songPosBeat = GetBeatFromSongPos(songPos);
}
}