peacock/plugin/peacock.cpp

59 lines
2.0 KiB
C++

/*
Peacock-8 VA polysynth
Copyright 2024 Gordon JC Pearce <gordonjcp@gjcp.net>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "peacock.hpp"
START_NAMESPACE_DISTRHO
Peacock::Peacock() : Plugin(0, 0, 0) {
d_debug("peacock constructor\n");
ic1 = new Assigner;
}
void Peacock::initAudioPort(bool input, uint32_t index, AudioPort &port) {
port.groupId = kPortGroupStereo;
Plugin::initAudioPort(input, index, port);
if (!input && index == 0) port.name = "Left Out";
if (!input && index == 1) port.name = "Right Out";
}
void Peacock::runMidi(const MidiEvent *ev, uint32_t ev_count, uint32_t timeLimit) {
// handle a sample chunk of MIDI events
uint32_t i;
if (ev_count == 0) return; // nothing to do anyway
// there are MIDI events, loop through them
for (i = lastEvent; i < ev_count; i++) {
if (ev[i].frame > timeLimit) break; // only up to the start of the next chunk
ic1->handleMidi((MidiEvent *)&ev[i]);
}
lastEvent = i;
}
void Peacock::run(const float **, float **outputs, uint32_t frames, const MidiEvent *midiEvents, uint32_t midiEventCount) {
memset(outputs[0], 0, frames * sizeof(float));
memset(outputs[1], 0, frames * sizeof(float));
lastEvent = 0;
runMidi(midiEvents, midiEventCount, frames);
}
Plugin *createPlugin() { return new Peacock(); }
END_NAMESPACE_DISTRHO