LauModIndPartWave.hh

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// Copyright University of Warwick 2004 - 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_MODINDPARTWAVE
#define LAU_MODINDPARTWAVE

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

class TSpline3;


class LauModIndPartWave : public LauAbsResonance {

  public:

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

    virtual ~LauModIndPartWave();

    virtual void initialise();


    void addKnot(Double_t mass, Double_t magVal, Double_t phaseVal, Bool_t fixMag=kFALSE, Bool_t fixPhase=kFALSE);


    void setKnotAmp(Int_t knot, Double_t magVal, Double_t phaseVal, Bool_t fixMag, Bool_t fixPhase);


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


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

  protected:

    virtual LauComplex resAmp(Double_t mass, Double_t spinTerm);

  private:
    TSpline3* magSpline_;
    TSpline3* phaseSpline_;

    Int_t nKnots_;

    std::vector<Double_t> masses_;
    std::vector<Double_t> magnitudes_;
    std::vector<Double_t> phases_;

    std::vector<LauParameter*> magnitudePars_;
    std::vector<LauParameter*> phasePars_;

    Bool_t initialised_;

    Double_t upperThresholdMag_;
    Double_t upperThresholdPhase_;
    Bool_t fixUpperThresholdMag_;
    Bool_t fixUpperThresholdPhase_;

    ClassDef(LauModIndPartWave,0) // model independent partial wave

};

#endif