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#pragma once
#include <array>
#include "Biquad.h"
#include "Ptagc.h"
namespace Pinetime {
namespace Controllers {
class Ppg {
public:
explicit Ppg(float spl);
int Preprocess(float spl);
float HeartRate();
void SetOffset(uint16_t i);
void Reset();
private:
std::array<int, 200> data;
size_t dataIndex = 0;
float offset;
Biquad hpf;
Ptagc agc;
Biquad lpf;
float ProcessHeartRate();
};
}
}
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