BesEvtGen-00-04-08/src/EvtGen/EvtGenModels/EvtDIY.hh

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//--------------------------------------------------------------------------
//
// Environment:
//      This software is part of models developed at BES collaboration
//      based on the EvtGen framework.  If you use all or part
//      of it, please give an appropriate acknowledgement.
//
// Copyright Information: See EvtGen/BesCopyright
//      Copyright (A) 2006      Ping Rong-Gang @IHEP
//
// Module:  EvtDIY.cc
//
// Description: Model provided by user, see the mannual
//
// Modification history:
//
//    Ping R.-G.       December, 2006       Module created
//
//------------------------------------------------------------------------
 
#ifndef EVTDIY_HH
#define EVTDIY_HH
 
#include "EvtGenBase/EvtDecayIncoherent.hh"
#include "EvtGenBase/EvtVector4R.hh"
 
class EvtParticle;
 
class EvtDIY:public  EvtDecayIncoherent  {
 
public:
  
  EvtDIY() {}
  virtual ~EvtDIY();
 
  void getName(std::string& name);
 
  EvtDecayBase* clone();
 
  void initProbMax();
 
  void init();
 
  void decay(EvtParticle *p); 
 
  double AmplitudeSquare();
 
  EvtVector4R GetDaugMomLab(int i){return _p4Lab[i];}
  EvtVector4R GetDaugMomCM(int i){return _p4CM[i];}
  EvtVector4R GetDaugMomHel(int i){return _p4Hel[i];}
 
 
  int GetNdaug(){return _nd;}   
 
private:
 
 EvtVector4R _p4Lab[10],_p4CM[10],_p4Hel[10];
 int _nd;
 
};
 
 
#endif