LauSigmaRes.hh

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/*
Copyright 2004 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_SIGMA_RES
#define LAU_SIGMA_RES
 
#include "LauAbsResonance.hh"
#include "LauComplex.hh"
 
#include "TString.h"
 
class LauSigmaRes : public LauAbsResonance {
 
  public:
 
    LauSigmaRes( LauResonanceInfo* resInfo, const Int_t resPairAmpInt, const LauDaughters* daughters );
 
    virtual ~LauSigmaRes();
 
    virtual void initialise();
 
 
    virtual LauAbsResonance::LauResonanceModel getResonanceModel() const
    {
        return LauAbsResonance::Sigma;
    }
 
 
    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 setB1Value( const Double_t b1 );
 
 
    void setB2Value( const Double_t b2 );
 
 
    void setAValue( const Double_t A );
 
 
    void setM0Value( const Double_t m0 );
 
 
    Double_t getB1Value() const { return ( b1_ != 0 ) ? b1_->unblindValue() : 0.0; }
 
 
    Double_t getB2Value() const { return ( b2_ != 0 ) ? b2_->unblindValue() : 0.0; }
 
 
    Double_t getAValue() const { return ( a_ != 0 ) ? a_->unblindValue() : 0.0; }
 
 
    Double_t getM0Value() const { return ( m0_ != 0 ) ? m0_->unblindValue() : 0.0; }
 
 
    Bool_t fixB1Value() const { return ( b1_ != 0 ) ? b1_->fixed() : 0.0; }
 
 
    Bool_t fixB2Value() const { return ( b2_ != 0 ) ? b2_->fixed() : 0.0; }
 
 
    Bool_t fixAValue() const { return ( a_ != 0 ) ? a_->fixed() : 0.0; }
 
 
    Bool_t fixM0Value() const { return ( m0_ != 0 ) ? m0_->fixed() : 0.0; }
 
 
    virtual LauComplex resAmp( Double_t mass, Double_t spinTerm );
 
    void checkDaughterTypes() const;
 
  private:
    LauSigmaRes( const LauSigmaRes& rhs );
 
    LauSigmaRes& operator=( const LauSigmaRes& rhs );
 
    Double_t mPiSq4_;
    Double_t sAdler_;
 
    LauParameter* b1_;
    LauParameter* b2_;
    LauParameter* a_;
    LauParameter* m0_;
 
    ClassDef( LauSigmaRes, 0 )    // Sigma resonance model
};
 
#endif