LauRescatteringRes.hh

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/*
Copyright 2018 University of Warwick

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

/*
Laura++ package authors:
John Back
Paul Harrison
Thomas Latham
*/

#ifndef LAU_RESCATTERING_RES
#define LAU_RESCATTERING_RES

#include "TString.h"

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

class LauKinematics;
class LauParameter;


class LauRescatteringRes : public LauAbsResonance {

        public:

                LauRescatteringRes(LauResonanceInfo* resInfo, const LauAbsResonance::LauResonanceModel resType,
                                const Int_t resPairAmpInt, const LauDaughters* daughters);

                virtual ~LauRescatteringRes();

                virtual void initialise();


                virtual LauComplex amplitude(const LauKinematics* kinematics);



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


                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 setLambdaPiPi(const Double_t lambda);


                Double_t getLambdaPiPi() const {return (lambdaPiPi_!=0) ? lambdaPiPi_->value() : 0.0;}


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


                void setLambdaKK(const Double_t lambda);


                Double_t getLambdaKK() const {return (lambdaKK_!=0) ? lambdaKK_->value() : 0.0;}


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


                void setMs(const Double_t Ms);


                Double_t getMs() const {return (Ms_!=0) ? Ms_->value() : 0.0;}


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



                void setMf(const Double_t Mf);


                Double_t getMf() const {return (Mf_!=0) ? Mf_->value() : 0.0;}


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



                void setMprime(const Double_t Mprime);


                Double_t getMprime() const {return (Mprime_!=0) ? Mprime_->value() : 0.0;}


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



                void setEps1(const Double_t Eps1);


                Double_t getEps1() const {return (Eps1_!=0) ? Eps1_->value() : 0.0;}


                Bool_t fixEps1() const {return (Eps1_!=0) ? Eps1_->fixed() : kTRUE;}



                void setEps2(const Double_t Eps2);


                Double_t getEps2() const {return (Eps2_!=0) ? Eps2_->value() : 0.0;}


                Bool_t fixEps2() const {return (Eps2_!=0) ? Eps2_->fixed() : kTRUE;}



                void setC0(const Double_t C0);


                Double_t getC0() const {return (C0_!=0) ? C0_->value() : 0.0;}


                Bool_t fixC0() const {return (C0_!=0) ? C0_->fixed() : kTRUE;}



                virtual LauComplex resAmp(Double_t mass, Double_t spinTerm);

        private:
                LauRescatteringRes(const LauRescatteringRes& rhs);

                LauRescatteringRes& operator=(const LauRescatteringRes& rhs);

                LauParameter* lambdaPiPi_;

                LauParameter* lambdaKK_;

                LauParameter* Mf_;
        
                LauParameter* Ms_;

                LauParameter* Mprime_;
        
                LauParameter* Eps1_;

                LauParameter* Eps2_;

                LauParameter* C0_;

                LauAbsResonance::LauResonanceModel model_;

                ClassDef(LauRescatteringRes,0)
};

#endif