xybrid/xybrid/nodes/effect/autopan.cpp

96 lines
2.6 KiB
C++

#include "autopan.h"
using Xybrid::Effects::AutoPan;
using namespace Xybrid::Data;
#include "util/strings.h"
#include "nodelib/basics.h"
using namespace Xybrid::NodeLib;
#include "data/audioframe.h"
#include "data/porttypes.h"
#include "config/pluginregistry.h"
using namespace Xybrid::Config;
#include "audio/audioengine.h"
using namespace Xybrid::Audio;
#include "ui/patchboard/nodeobject.h"
#include "ui/gadgets/layoutgadget.h"
#include "ui/gadgets/togglegadget.h"
#include "ui/gadgets/knobgadget.h"
using namespace Xybrid::UI;
#include <cmath>
#include <QCborMap>
// clazy:excludeall=non-pod-global-static
RegisterPlugin(AutoPan, {
i->id = "fx:autopan";
i->displayName = "Auto Pan";
i->category = "Effect";
})
AutoPan::AutoPan() { }
void AutoPan::init() {
addPort(Port::Input, Port::Audio, 0);
addPort(Port::Output, Port::Audio, 0);
}
void AutoPan::reset() {
cyc = 0.0;
}
void AutoPan::process() {
auto in = std::static_pointer_cast<AudioPort>(port(Port::Input, Port::Audio, 0));
auto out = std::static_pointer_cast<AudioPort>(port(Port::Output, Port::Audio, 0));
in->pull();
out->pull();
auto sr = audioEngine->curSampleRate();
auto ts = audioEngine->curTickSize();
auto eRate = rate;
if (bpmRelative) eRate *= audioEngine->curTempo() / 60.0;
auto tl = static_cast<double>(ts) / static_cast<double>(sr); // tick length
for (size_t f = 0; f < ts; f++) {
AudioFrame fCurrent = (*in)[f];
auto cc = cyc+phase + (static_cast<double>(f) / static_cast<double>(sr)) * eRate;
(*out)[f] = fCurrent.gainBalance(0.0, level * std::sin(cc * 2*PI));
}
cyc = std::fmod(cyc + tl*eRate, 1.0);
}
void AutoPan::saveData(QCborMap& m) const {
m[qs("level")] = level;
m[qs("rate")] = rate;
m[qs("phase")] = phase;
m[qs("bpmRelative")] = bpmRelative;
}
void AutoPan::loadData(const QCborMap& m) {
level = m.value("level").toDouble(level);
rate = m.value("rate").toDouble(rate);
phase = m.value("phase").toDouble(phase);
bpmRelative = m.value("bpmRelative").toBool(bpmRelative);
}
void AutoPan::onGadgetCreated() {
if (!obj) return;
auto l = new LayoutGadget(obj);
l->setMetrics(-1, 2);
(new KnobGadget(l))->bind(rate)->setLabel(qs("Rate"))->setRange(0.0, 8.0, 0.01, -1, 0.001)->setDefault(1.0);
auto l2 = (new LayoutGadget(l, true))->setMetrics(0, 2);
(new ToggleGadget(l2))->bind(bpmRelative)->setColor({191, 127, 255})->setToolTip(qs("BPM-relative"));
KnobGadget::autoPercent(l2, phase)->setLabel(qs("Phase"))->setSize(22);
KnobGadget::autoBalance(l, level)->setLabel(qs("Level"));
}