Spline.h

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#ifndef SPLINE_H
#define SPLINE_H

#include <vector>

class SplineClass
{
protected:
        int Nconstraints;
        std::vector<std::vector<double> > A;
        std::vector<double> B;
public:
        double a,b,c,d;
        SplineClass();
        bool build(void);
        bool add_value_constraint(double x, double y);
        void add_4value_constraints(double x1, double x2, double x3, double x4, double y1, double y2, double y3, double y4);
        bool add_derivative_constraint(double x, double dydx);
        double evaluate(double x);
};

#endif