LauFormulaPar.hh

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// Copyright University of Warwick 2013 - 2014.
// 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_FORMULAPAR
#define LAU_FORMULAPAR

#include <map>
#include <vector>

#include "TString.h"
#include "TFormula.h"
#include "LauAbsRValue.hh"
#include "LauParameter.hh"


class LauFormulaPar : public LauAbsRValue {

        public:

                LauFormulaPar(const TString& forName, const TString& formula, const std::vector<LauParameter*>& params);

                // Destructor
                virtual ~LauFormulaPar();

                LauFormulaPar(const LauFormulaPar& rhs);

                LauFormulaPar& operator=(const LauFormulaPar& rhs);


                Double_t value() const;


                Double_t unblindValue() const;


                inline const TString& name() const {return name_;}


                std::vector<LauParameter*> getPars() {return paramVec_;}


                inline Bool_t isLValue() const {return kFALSE;}


                Bool_t fixed() const;


                inline Bool_t gaussConstraint() const {return gaussConstraint_;}


                inline Double_t constraintMean() const {return constraintMean_;}


                inline Double_t constraintWidth() const {return constraintWidth_;}


                void addGaussianConstraint(Double_t newGaussMean, Double_t newGaussWidth);

                void removeGaussianConstraint();

        protected:

        private:
                TString name_;

                mutable TFormula formula_;

                std::vector<LauParameter*> paramVec_;

                Double_t* dummy_;
                Double_t* paramArray_;

                Bool_t gaussConstraint_;
                Double_t constraintMean_;
                Double_t constraintWidth_;

                ClassDef(LauFormulaPar, 0)

};

#endif