EvtStdHep.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/EvtStdHep.hh
//
// Description: Class produce the StdHep representation of the decay.
//
// Modification history:
//
//    RYD     March. 11, 1998         Module created
//
//------------------------------------------------------------------------
 
#ifndef EVTSTDHEP_HH
#define EVTSTDHEP_HH
 
// #include <iostream.h>
#include "EvtVector4R.hh"
#include <iosfwd>
 
const int EVTSTDHEPLENGTH = 1000;
 
class EvtStdHep {
 
public:
  EvtStdHep() {}
  ~EvtStdHep() {}
 
  void init();
 
  int getFirstMother( int i ) { return _prntfirst[i]; }
  int getLastMother( int i ) { return _prntlast[i]; }
  int getFirstDaughter( int i ) { return _daugfirst[i]; }
  int getLastDaughter( int i ) { return _dauglast[i]; }
 
  int getStdHepID( int i ) { return _id[i]; }
  int getIStat( int i ) { return _istat[i]; }
 
  EvtVector4R getP4( int i ) { return _p4[i]; }
  EvtVector4R getX4( int i ) { return _x[i]; }
 
  void translate( EvtVector4R d );
 
  int  getNPart();
  void createParticle( EvtVector4R p4, EvtVector4R x, int prntfirst, int prntlast, int id );
 
  friend std::ostream& operator<<( std::ostream& s, const EvtStdHep& stdhep );
 
private:
  int         _npart;
  EvtVector4R _p4[EVTSTDHEPLENGTH];
  EvtVector4R _x[EVTSTDHEPLENGTH];
  int         _prntfirst[EVTSTDHEPLENGTH];
  int         _prntlast[EVTSTDHEPLENGTH];
  int         _daugfirst[EVTSTDHEPLENGTH];
  int         _dauglast[EVTSTDHEPLENGTH];
  int         _id[EVTSTDHEPLENGTH];
  int         _istat[EVTSTDHEPLENGTH];
};
 
#endif