HoltWinters.h

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#ifndef HOLTWINTERS_H
#define HOLTWINTERS_H
#include <ros/ros.h>

class HoltWintersSmoothFilter
{
public:
    HoltWintersSmoothFilter( double initialB = defaultInitialB_, double alfa = defaultAlfa_, double beta = defaultBeta_);
    void insert(const double& v );

    double getFiltered();

    void reset(double initialB = defaultInitialB_);
    void setAlfa(double alfa);
    void setBeta(double beta);

private:

    static constexpr double defaultAlfa_ = 1e-3;
    static constexpr double defaultBeta_ = 1e-4;
    static constexpr double defaultInitialB_ = -3e-7;

    bool gotFirst_;
    double b_, s_;
    double alfa_, beta_;
};

#endif