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-Track buffers implemented, and copied into master output

main
Harry van Haaren 2013-07-25 19:21:57 +01:00
parent a20da93fdb
commit 61bbc63ea5
1 changed files with 18 additions and 0 deletions
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18
src/jack.cxx
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@ -96,6 +96,10 @@ int Jack::process (jack_nframes_t nframes)
// pre-zero output buffers
memset( buffers.audio[Buffers::MASTER_OUTPUT], 0, sizeof(float) * nframes );
for(int i = 0; i < NTRACKS; i++)
memset( buffers.audio[Buffers::TRACK_0 + i], 0, sizeof(float) * nframes );
jack_midi_clear_buffer( buffers.midi[Buffers::APC_OUTPUT] );
@ -125,9 +129,23 @@ int Jack::process (jack_nframes_t nframes)
masterMidiInputIndex++;
}
// process each track
for(uint i = 0; i < loopers.size(); i++)
loopers.at(i)->process( nframes, &buffers );
// mixdown tracks into master output buffer
float* output = buffers.audio[Buffers::MASTER_OUTPUT];
for(int i = 0; i < nframes; i++)
{
float tmp = 0.f;
for(int n = 0; n < NTRACKS; n++)
{
tmp += buffers.audio[Buffers::TRACK_0 + n][i];
}
*output++ = tmp;
}
metronome.process( nframes, &buffers );
return false;