LauLASSNRRes.hh

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/*
Copyright 2008 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_LASS_NR_RES
#define LAU_LASS_NR_RES
 
#include "LauAbsResonance.hh"
#include "LauComplex.hh"
 
#include "TString.h"
 
class LauLASSNRRes : public LauAbsResonance {
 
  public:
 
    LauLASSNRRes( LauResonanceInfo* resInfo, const Int_t resPairAmpInt, const LauDaughters* daughters );
 
    virtual ~LauLASSNRRes();
 
    virtual void initialise();
 
 
    virtual LauAbsResonance::LauResonanceModel getResonanceModel() const
    {
        return LauAbsResonance::LASS_NR;
    }
 
 
    Double_t getCutOff() const { return cutOff_; }
 
 
    void setCutOff( const Double_t cutOff ) { cutOff_ = cutOff; }
 
 
    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 setEffectiveRange( const Double_t r );
 
 
    void setScatteringLength( const Double_t a );
 
 
    Double_t getEffectiveRange() const { return ( r_ != 0 ) ? r_->unblindValue() : 0.0; }
 
 
    Double_t getScatteringLength() const { return ( a_ != 0 ) ? a_->unblindValue() : 0.0; }
 
 
    Bool_t fixEffectiveRange() const { return ( r_ != 0 ) ? r_->fixed() : kTRUE; }
 
 
    Bool_t fixScatteringLength() const { return ( a_ != 0 ) ? a_->fixed() : kTRUE; }
 
 
    virtual LauComplex resAmp( Double_t mass, Double_t spinTerm );
 
  private:
    LauLASSNRRes( const LauLASSNRRes& rhs );
 
    LauLASSNRRes& operator=( const LauLASSNRRes& rhs );
 
    LauParameter* r_;
    LauParameter* a_;
 
    Double_t cutOff_;
 
    ClassDef( LauLASSNRRes, 0 )
};
 
#endif