EvtPartWave.hh

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//--------------------------------------------------------------------------
//
// Environment:
//      This software is part of the EvtGen package developed jointly
//      for the BaBar and CLEO collaborations.  If you use all or part
//      of it, please give an appropriate acknowledgement.
//
// Copyright Information: See EvtGen/COPYRIGHT
//      Copyright (C) 1998      Caltech, UCSB
//
// Module: EvtGen/EvtPartWave.hh
//
// Description:Decay model for implementation of generic 2 body
//             decay specified by the partial waves amplitudes
//
// Modification history:
//
//    RYD      September 7, 1999         Module created
//
//------------------------------------------------------------------------
 
#ifndef EVTPARTWAVE_HH
#define EVTPARTWAVE_HH
 
#include "../EvtGenBase/EvtDecayAmp.hh"
#include "../EvtGenBase/EvtId.hh"
 
class EvtParticle;
class EvtEvalHelAmp;
 
class EvtPartWave : public EvtDecayAmp {
 
public:
  EvtPartWave() {}
  virtual ~EvtPartWave();
 
  void          getName( std::string& name );
  EvtDecayBase* clone();
 
  void init();
  void initProbMax();
 
  void decay( EvtParticle* p );
 
private:
  void fillHelicity( int* lambda2, int n, int J2 );
 
  EvtEvalHelAmp* _evalHelAmp;
};
 
#endif