LauEFKLLMRes.hh

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// Copyright University of Warwick 2004 - 2015.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

// Authors:
// Thomas Latham
// John Back
// Paul Harrison

#ifndef LAU_EFKLLM_RES
#define LAU_EFKLLM_RES

#include "TString.h"

#include "LauComplex.hh"
#include "LauAbsResonance.hh"

class Lau1DCubicSpline;


class LauEFKLLMRes : public LauAbsResonance {

        public:

                LauEFKLLMRes(LauResonanceInfo* resInfo, const Int_t resPairAmpInt, const LauDaughters* daughters);

                virtual ~LauEFKLLMRes();


                static void setupFormFactor(const TString& inputFile);

                virtual void initialise();


                virtual LauAbsResonance::LauResonanceModel getResonanceModel() const {return LauAbsResonance::EFKLLM;}
                

                virtual void setResonanceParameter(const TString& name, const Double_t value);


                virtual void floatResonanceParameter(const TString& name);


                virtual LauParameter* getResonanceParameter(const TString& name);


                virtual const std::vector<LauParameter*>& getFloatingParameters();

        protected:

                void setMassFactor(const Double_t massFactor);


                Double_t getMassFactor() const {return (massFactor_!=0) ? massFactor_->unblindValue() : 0.0;}


                Bool_t fixMassFactor() const {return (massFactor_!=0) ? massFactor_->fixed() : kTRUE;}


                virtual LauComplex resAmp(Double_t mass, Double_t spinTerm);

        private:
                static Lau1DCubicSpline* magSpline_;
                static Lau1DCubicSpline* phaseSpline_;

                LauParameter* massFactor_;

                ClassDef(LauEFKLLMRes,0) // EFKLLM resonance model

};

#endif