QuadCurveFitUtility.h

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#ifndef QUADCURVEFIT_H
#define QUADCURVEFIT_H
#include<vector>
#include "opencv2/opencv.hpp"

class QuadCurveFitUtility
{
public:
    QuadCurveFitUtility();
    ~QuadCurveFitUtility();

protected:
    std::vector<cv::Point2f> m_dataPoints;
    std::vector<cv::Point2f> m_dataPointsAfterInterpol;

    double m_a;
    double m_b;
    double m_c;

public:
    void addPoints( cv::Point2f _inputSet );

    void processParametricPoints3D(std::vector<float>& _inputBuffer,float& o_coeffX);

public:
    double getATerm();

    double getBTerm();

    double getCTerm();

    double getRSquare();

protected:
    // helper functions

    double getSxy( int _nX, int _nY );
    double getYMean();

    double getSStot();
    double getSSerr();
    double getPredictedY( double _x );

    double getDifferential( double _x );

};

#endif // QUADCURVEFIT_H