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Laura++  v1r2
A maximum likelihood fitting package for performing Dalitz-plot analysis.
LauBelleNR.hh
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1 
2 // Copyright University of Warwick 2004 - 2013.
3 // Distributed under the Boost Software License, Version 1.0.
4 // (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5 
6 // Authors:
7 // Thomas Latham
8 // John Back
9 // Paul Harrison
10 
22 #ifndef LAU_BELLE_NR
23 #define LAU_BELLE_NR
24 
25 #include "TString.h"
26 
27 #include "LauComplex.hh"
28 #include "LauAbsResonance.hh"
29 
30 class LauKinematics;
31 
32 
33 class LauBelleNR : public LauAbsResonance {
34 
35  public:
37 
46  LauBelleNR(const TString& resName, Double_t resMass, Double_t resWidth,
47  Int_t resSpin, Int_t resCharge, Int_t resPairAmpInt,
48  const LauDaughters* daughters);
49 
51  virtual ~LauBelleNR();
52 
54  virtual void initialise();
55 
57 
61 
63 
66  virtual void setAlpha(Double_t alpha) {alpha_ = alpha;}
67 
69 
72  virtual Double_t getAlpha() {return alpha_;}
73 
74  protected:
76 
80  virtual LauComplex resAmp(Double_t mass, Double_t spinTerm);
81 
82  private:
84  Double_t alpha_;
85 
86  ClassDef(LauBelleNR,0) // Belle Non-resonant model
87 
88 };
89 
90 #endif
virtual ~LauBelleNR()
Destructor.
Definition: LauBelleNR.cc:42
virtual LauAbsResonance::LauResonanceModel getResonanceModel() const
Get the resonance model type.
Definition: LauBelleNR.hh:60
Class that defines the particular 3-body decay under study.
Definition: LauDaughters.hh:33
virtual void setAlpha(Double_t alpha)
Set the parameter alpha, the effective range.
Definition: LauBelleNR.hh:66
virtual LauComplex resAmp(Double_t mass, Double_t spinTerm)
Complex resonant amplitude.
Definition: LauBelleNR.cc:55
virtual Double_t getAlpha()
Get the effective range parameter.
Definition: LauBelleNR.hh:72
virtual void initialise()
Initialise the model.
Definition: LauBelleNR.cc:46
Class for defining the Belle nonresonant model.
Definition: LauBelleNR.hh:33
File containing declaration of LauComplex class.
LauResonanceModel
Define the allowed resonance types.
Abstract class for defining type for resonance amplitude models (Breit-Wigner, Flatte etc...
LauBelleNR(const TString &resName, Double_t resMass, Double_t resWidth, Int_t resSpin, Int_t resCharge, Int_t resPairAmpInt, const LauDaughters *daughters)
Constructor.
Definition: LauBelleNR.cc:35
File containing declaration of LauAbsResonance class.
Class for defining a complex number.
Definition: LauComplex.hh:47
Class for calculating 3-body kinematic quantities.
Double_t alpha_
The range parameter.
Definition: LauBelleNR.hh:84