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Fixed issue with glitches on beats/bars

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This commit is contained in:
Gerald 2016-09-21 22:28:36 +02:00 • committed by Harry van Haaren
parent 17baee40cd
commit bc71739b3a
4 changed files with 21 additions and 5 deletions
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11
src/jack.cxx
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@ -527,6 +527,17 @@ void Jack::processFrames(int nframes)
return;
}
void Jack::clearInternalBuffers(int nframes)
{
memset(buffers.audio[Buffers::SEND],0,sizeof(float)*nframes);
memset(buffers.audio[Buffers::SIDECHAIN_KEY],0,sizeof(float)*nframes);
memset(buffers.audio[Buffers::SIDECHAIN_SIGNAL],0,sizeof(float)*nframes);
memset(buffers.audio[Buffers::MASTER_OUT_L],0,sizeof(float)*nframes);
memset(buffers.audio[Buffers::MASTER_OUT_R],0,sizeof(float)*nframes);
for(int i=0;i<NTRACKS;i++)
memset(buffers.audio[Buffers::TRACK_0 + i],0,sizeof(float)*nframes);
}
void Jack::masterVolume(float vol)
{
masterVol = vol;

3
src/jack.hxx
View file

@ -69,6 +69,9 @@ class Jack
// Luppp process callback: bar() events can occur between these
void processFrames(int nframes);
//Sets the first nframes of all the internal output buffers to zero. NO LIMIT CHECKS
void clearInternalBuffers(int nframes);
/// get functions for components owned by Jack
Looper* getLooper(int t);

2
src/looperclip.cxx
View file

@ -292,7 +292,7 @@ void LooperClip::bar()
_buffer->setAudioFrames( jack->getTimeManager()->getFpb() * _buffer->getBeats() );
}
if ( _playhead > 0.9 * _recordhead )
if ( _playhead == _recordhead )
{
_playhead = 0.f;
}

10
src/timemanager.cxx
View file

@ -186,9 +186,9 @@ void TimeManager::process(Buffers* buffers)
if ( beatFrameCountdown < nframes )
{
//length of beat is not multiple of nframes, so need to process last frames *before*
//then set beat (get the queued actions: play, rec etc)
// then process first frames *after* beat
//length of beat is not multiple of nframes, so need to process last frames of last beat *before* setting next beat
//then set new beat (get the queued actions: play, rec etc)
// then process first frames *after* new beat
int before=(beatCounter*fpb)%nframes;
int after=nframes-before;
@ -230,8 +230,10 @@ void TimeManager::process(Buffers* buffers)
}
// process after
// we need to clear internal buffers in order to write *after* frames to them
jack->clearInternalBuffers(nframes);
jack->processFrames( after );
// write new beat to UI (bar info currently not used)
EventTimeBarBeat e( barCounter, beatCounter );
writeToGuiRingbuffer( &e );