EvtBCLFF.hh

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#ifndef EVTBCLFF_HH
#define EVTBCLFF_HH
 
#include "EvtGenBase/EvtSemiLeptonicFF.hh"
 
#include <array>

class EvtBCLFF : public EvtSemiLeptonicFF {
  public:
    EvtBCLFF( int numarg, double* arglist );

    void getscalarff( EvtId parent, EvtId daughter, double t, double,
                      double* fpf, double* f0f ) override;

    void getvectorff( EvtId parent, EvtId daughter, double t, double, double* a1f,
                      double* a2f, double* vf, double* a0f ) override;

    void gettensorff( EvtId parent, EvtId daughter, double t, double,
                      double* hf, double* kf, double* bp, double* bm ) override;

    void getbaryonff( EvtId, EvtId, double, double, double*, double*, double*,
                      double* ) override;

    void getdiracff( EvtId, EvtId, double, double, double*, double*, double*,
                     double*, double*, double* ) override;

    void getraritaff( EvtId, EvtId, double, double, double*, double*, double*,
                      double*, double*, double*, double*, double* ) override;
 
  private:
    int m_numBCLFFCoefficients;
    std::array<double, 19> m_BCLFFCoefficients;

    static constexpr double m_resonance0Minus{ 5.279 };    //  * Unit.GeV
    static constexpr double m_resonance1Minus{ 5.325 };    //  * Unit.GeV
    static constexpr double m_resonance1Plus{ 5.724 };    //  * Unit.GeV
};
 
#endif