EvtLASSAmp.hh

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#ifndef EVT_LASS_AMP_HH
#define EVT_LASS_AMP_HH

#include "EvtGenBase/EvtAmplitude.hh"
#include "EvtGenBase/EvtCyclic3.hh"
#include "EvtGenBase/EvtDalitzPlot.hh"
#include "EvtGenBase/EvtDalitzPoint.hh"

#include <string>

class EvtComplex;

class EvtLASSAmp : public EvtAmplitude<EvtDalitzPoint> {
  public:
    EvtLASSAmp( EvtDalitzPlot* dp, EvtCyclic3::Pair pair, double m0, double g0,
                double a, double r, double cutoff, std::string subtype = "LASS" );

    EvtComplex amplitude( const EvtDalitzPoint& p ) const override;

    EvtAmplitude<EvtDalitzPoint>* clone() const override
    {
        return new EvtLASSAmp( *this );
    }

  private:
    EvtDalitzPlot* _dalitzSpace;

    EvtCyclic3::Pair _pair;

    double _m0;
    double _g0;
    double _q0;
    double _r;
    double _a;
    double _cutoff;
    std::string _subtype;
};

#endif