Calibrator.hpp

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#ifndef __CALIBRATOR_HPP__
#define __CALIBRATOR_HPP__

#include <vector>
#include <map>
#include <string>

#include "Identifier.hpp"

enum CalibrationModel {
    cal_raw,
    cal_off,
    cal_linear,
    cal_quadratic,
    cal_cubic,
    cal_polynomial,
    cal_hyplin,
    cal_exp,
};

struct CalibrationParams {
    CalibrationModel model; 
    double min;
    double max;
    std::vector<double> parameters; 
};

class Calibrator {
public:
    Calibrator() {};
    ~Calibrator() {};

    void AddChannel(const Identifier& chanID, const std::string model,
                    double min, double max,
                    const std::vector<double>& par);

    double GetCalEnergy(const Identifier& chanID, double raw) const;

private:
    std::map<Identifier, std::vector<CalibrationParams> > channels_;

    double ModelRaw(double raw) const;

    double ModelOff() const;

    double ModelLinear(const std::vector<double>& par, double raw) const;

    double ModelQuadratic(const std::vector<double>& par, double raw) const;

    double ModelCubic(const std::vector<double>& par, double raw) const;

    double ModelPolynomial(const std::vector<double>& par, double raw) const;

         double ModelHypLin(const std::vector<double>& par, double raw) const;

    double ModelExp(const std::vector<double>& par, double raw) const;
};
#endif