EvtLunda.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, Pang Cai-Ying@IHEP
//
// Module: EvtLunda.cc
//         the necessary file: jetset74.F,lund_crm1_evtgen.F
//                             fist.inc,gen.inc  mix.inc  stdhep.inc
// Description: Modified Lund model at tau-charm energy level, see
//               PHYSICAL REVIEW D, VOLUME 62, 034003
// Modification history:
//
//   Ping R.-G.    Octo., 2007       Module created
//
//------------------------------------------------------------------------
 
#ifndef EVTLUNDA_HH
#define EVTLUNDA_HH
 
#include "../EvtGenBase/EvtDecayIncoherent.hh"
 
class EvtParticle;
 
typedef EvtDecayBase* EvtDecayBasePtr;
 
#include <iosfwd>
 
class EvtLunda : public EvtDecayIncoherent {
 
public:
  EvtLunda();
  virtual ~EvtLunda();
 
  void          getName( std::string& name );
  EvtDecayBase* clone();
  void          decay( EvtParticle* p );
 
  std::string commandName();
  void        command( std::string cmd );
 
  void init();
 
  void initProbMax();
  int  getTotalEvt() { return nevt; }
  void LundaInit( int dummy );
  void ExclusiveDecay( EvtParticle* p );
 
private:
  void store( EvtDecayBase* jsdecay );
  void fixPolarizations( EvtParticle* p );
 
  static int              nlundadecays;
  static EvtDecayBasePtr* lundadecays;
  static int              ntable;
 
  static int          ncommand;
  static int          lcommand;
  static std::string* commands;
  static int          nevt;
};
 
#endif