PEtaPiPiGamma.h

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// Author: I. Froehlich
// Written: 01.10.2009
// Revised:
 
#ifndef _PETAPIPIGAMMA_H_
#define _PETAPIPIGAMMA_H_
 
#include "TF1.h"
#include "TF2.h"
#include "PChannelModel.h"
#include "PDynamicData.h"
#include "PKinematics.h"
 
class PEtaPiPiGamma : public PChannelModel  {
 
 public:
    PEtaPiPiGamma();
    PEtaPiPiGamma(const Char_t *id, const Char_t *de, Int_t key);
    PDistribution *Clone(const char *delme=NULL) const;
 
    Bool_t Init(void);
 
    using PDistribution::GetWeight;
    using PChannelModel::GetWeight;
 
    Double_t GetWeight(void);
 
    Bool_t IsNotRejected(void);
 
 protected:
 
    PParticle *parent, *pip, *pim, *gamma;
 
    PChannelModel *m_formfactor_model;     //form factor object
 
    Double_t weight_max;               //Maximum
 
    ClassDef(PEtaPiPiGamma, 0)  // Decay eta -> pi+ pi- gamma
};
 
#endif