blumia/juicysfplugin
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send to fluidsynth: program change, channel pressure, reset, and sysex (whatever that is). also attempt pitchbend.

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This commit is contained in:
Alex Birch 2019-06-23 23:06:12 +01:00
parent bcf0d7dd7d
commit 13fd1c60e0
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GPG Key ID: 305EB1F98D44ACBA
2 changed files with 41 additions and 18 deletions
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43
Source/PluginProcessor.cpp
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@ -162,25 +162,44 @@ void JuicySFAudioProcessor::processBlock (AudioBuffer<float>& buffer, MidiBuffer
// TODO: factor into a MidiCollector
for (MidiBuffer::Iterator i (midiMessages); i.getNextEvent (m, time);) {
Logger::outputDebugString ( m.getDescription() );
// explicitly not handling note_on/off, or pitch_bend, because these are (for better or worse)
// responsibilities of SoundfontSynthVoice.
// well, by that logic maybe I should move program change onto Voice. but it doesn't feel like a per-voice concern.
if (m.isController()) {
// switch(static_cast<fluid_midi_control_change>(m.getControllerNumber())) {
// case GEN_VOLENVATTACK:
//
// break;
// default:
// break;
// }
// m.getControllerValue()
// fluid_event_t *event(new_fluid_event());
// fluid_event_control_change(event, fluidSynthModel.getChannel(), m.getControllerNumber(), m.getControllerValue());
// delete_fluid_event(event);
fluid_midi_event_t *midi_event(new_fluid_midi_event());
fluid_midi_event_set_type(midi_event, static_cast<int>(CONTROL_CHANGE));
fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
fluid_midi_event_set_control(midi_event, m.getControllerNumber());
fluid_midi_event_set_value(midi_event, m.getControllerValue());
fluid_synth_handle_midi_event(fluidSynth, midi_event);
delete_fluid_midi_event(midi_event);
} else if (m.isProgramChange()) {
fluid_midi_event_t *midi_event(new_fluid_midi_event());
fluid_midi_event_set_type(midi_event, static_cast<int>(PROGRAM_CHANGE));
fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
fluid_midi_event_set_program(midi_event, m.getProgramChangeNumber());
fluid_synth_handle_midi_event(fluidSynth, midi_event);
delete_fluid_midi_event(midi_event);
} else if (m.isChannelPressure()) {
fluid_midi_event_t *midi_event(new_fluid_midi_event());
fluid_midi_event_set_type(midi_event, static_cast<int>(CHANNEL_PRESSURE));
fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
fluid_midi_event_set_program(midi_event, m.getChannelPressureValue());
fluid_synth_handle_midi_event(fluidSynth, midi_event);
delete_fluid_midi_event(midi_event);
} else if (m.isResetAllControllers()) {
fluid_midi_event_t *midi_event(new_fluid_midi_event());
fluid_midi_event_set_type(midi_event, static_cast<int>(MIDI_SYSTEM_RESET));
fluid_synth_handle_midi_event(fluidSynth, midi_event);
delete_fluid_midi_event(midi_event);
} else if (m.isSysEx()) {
fluid_midi_event_t *midi_event(new_fluid_midi_event());
fluid_midi_event_set_type(midi_event, static_cast<int>(MIDI_SYSEX));
// I assume that the MidiMessage's sysex buffer would be freed anyway when MidiMessage is destroyed, so set dynamic=false
// to ensure that fluidsynth does not attempt to free the sysex buffer during delete_fluid_midi_event()
fluid_midi_event_set_sysex(midi_event, const_cast<juce::uint8*>(m.getSysExData()), m.getSysExDataSize(), static_cast<int>(false));
fluid_synth_handle_midi_event(fluidSynth, midi_event);
delete_fluid_midi_event(midi_event);
}
}

12
Source/SoundfontSynthVoice.cpp
View File

@ -58,12 +58,16 @@ void SoundfontSynthVoice::stopNote (float /*velocity*/, bool allowTailOff) {
clearCurrentNote();
fluid_synth_noteoff(synth, 0, this->midiNoteNumber);
}
void SoundfontSynthVoice::pitchWheelMoved (int /*newValue*/) {
// who cares?
// receives input as MIDI 0 to 16383, with 8192 being center
// this is also exactly the input fluidsynth requires
void SoundfontSynthVoice::pitchWheelMoved (int newValue) {
Logger::outputDebugString ( juce::String::formatted("Pitch wheel: %d\n", newValue) );
fluid_synth_pitch_bend(synth, 0, newValue);
}
void SoundfontSynthVoice::controllerMoved (int /*controllerNumber*/, int /*newValue*/) {
// what's a controller?
void SoundfontSynthVoice::controllerMoved (int controllerNumber, int newValue) {
Logger::outputDebugString ( juce::String::formatted("Controlled moved: %d, %d\n", controllerNumber, newValue) );
}
void SoundfontSynthVoice::renderNextBlock (AudioBuffer<float>& outputBuffer, int startSample, int numSamples) {