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Add MIDI channel mapping to audio dry output

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jjceresa 2020-09-07 23:04:06 +02:00
parent 565002f34f
commit 0b0e5dd2a1
4 changed files with 12 additions and 1 deletions
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doc/FluidMixer.ppt
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5
src/synth/fluid_chan.c
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@ -70,6 +70,11 @@ fluid_channel_init(fluid_channel_t *chan)
int i, prognum, banknum;
chan->sostenuto_orderid = 0;
/* Init default channel mapping variables ---------------------------------*/
/* Channel default mapping to audio dry output index */
chan->mapping_to_out = chan->channum % chan->synth->audio_groups;
/*--- Init poly/mono modes variables --------------------------------------*/
chan->mode = 0;
chan->mode_val = 0;

3
src/synth/fluid_chan.h
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@ -80,6 +80,9 @@ struct _fluid_channel_t
fluid_synth_t *synth; /**< Parent synthesizer instance */
int channum; /**< MIDI channel number */
/* MIDI channel mapping to audio dry output */
int mapping_to_out;
/* Poly Mono variables see macro access description */
int mode; /**< Poly Mono mode */
int mode_val; /**< number of channel in basic channel group */

5
src/synth/fluid_voice.c
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@ -357,8 +357,11 @@ fluid_voice_init(fluid_voice_t *voice, fluid_sample_t *sample,
UPDATE_RVOICE_GENERIC_I2(fluid_rvoice_buffers_set_mapping, &voice->rvoice->buffers, 2, i + SYNTH_REVERB_CHANNEL);
UPDATE_RVOICE_GENERIC_I2(fluid_rvoice_buffers_set_mapping, &voice->rvoice->buffers, 3, i + SYNTH_CHORUS_CHANNEL);
i = 2 * (voice->chan % channel->synth->audio_groups);
/* MIDI channel mapping to dry buffers */
i = 2 * channel->mapping_to_out;
/* set index of audio dry left buffer */
UPDATE_RVOICE_GENERIC_I2(fluid_rvoice_buffers_set_mapping, &voice->rvoice->buffers, 0, i);
/* set index of audio dry right buffer */
UPDATE_RVOICE_GENERIC_I2(fluid_rvoice_buffers_set_mapping, &voice->rvoice->buffers, 1, i + 1);
return FLUID_OK;