51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
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//
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// Created by david on 14.06.2026.
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//
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#include "TempoController.h"
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TempoController::TempoController(std::atomic<bool> *have_stretch_factor, std::atomic<double> *stretch_factor) :
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have_stretch_factor(have_stretch_factor),
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stretch_factor(stretch_factor),
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lastBeatT(0.0),
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lastStepT(0.0)
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{
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this->have_stretch_factor->store(false);
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this->stretch_factor->store(1.0);
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}
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void TempoController::reset(std::vector<double> beatTimes) {
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std::lock_guard<std::mutex> lock(mMutex);
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beatTimesSec.assign(beatTimes.begin(), beatTimes.end());
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lastBeatT = (0.0);
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lastStepT = (0.0);
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}
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void TempoController::resume() {}
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void TempoController::pause() {}
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void TempoController::seekTo(double oldMarkerPosSec, double newMarkerPosSec) {
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std::lock_guard<std::mutex> lock(mMutex);
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double dt = newMarkerPosSec - oldMarkerPosSec;
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lastBeatT += dt;
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lastStepT += dt;
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}
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/**
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* must be thread-safe since these are called from different threads
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* @param t marker position in sec of original music time
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*/
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void TempoController::onBeat(double t) {
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std::lock_guard<std::mutex> lock(mMutex);
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lastBeatT = t;
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}
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/**
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* must be thread-safe since these are called from different threads
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* @param t time in sec of accelerometer timebase
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*/
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void TempoController::onStep(double t) {
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std::lock_guard<std::mutex> lock(mMutex);
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lastStepT = t;
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}
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