Eq2deg.hpp

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#ifndef __EQ2DEG_HPP
#define __EQ2DEG_HPP

// //////////////////////////////////////////////////////////////////////
// Import section
// //////////////////////////////////////////////////////////////////////
// STL
#include <vector>

#include <Utilities.hpp>

class Eq2deg: public Utilities{
    protected:
        double m_a, m_b, m_c;
        double m_delta;
        std::vector<double> m_rac;
    public:
        Eq2deg(const double& iA, const double& iB, const double& iC );
        virtual ~Eq2deg();
        virtual void computeDelta();
        virtual void computeRoots();
        double getRoot(const int& iRootNumber) const;

        virtual double getDelta();
        struct NegativeDeltaException : public std::exception {
            const char * what () const throw () {
                return "Invalid coefficients, no real roots";
            }
        };
    private:
        virtual std::string describe() const;
};

#endif //__EQ2DEG_HPP