StMCFilter/StHepParticle.h

// @(#)STAR/eg:$Id: StHepParticle.h,v 1.4 2009/06/22 23:59:54 perev Exp $
// Author: V.Perev  Mar/2009
//                                                                      //
// StHepParticle: defines  equivalent of HEPEVT particle                //

#ifndef ROOT_StHepParticle
#define ROOT_StHepParticle
#include "StGenParticle.h"

class StHepParticle :public StGenParticle {
friend class StHepParticleMaster;

public:
                                // ****** constructors and destructor
   StHepParticle(int idx=0);

   virtual ~StHepParticle(){;}

public:

virtual int                  GetStatusCode()     const;
virtual int                  GetPdgCode()        const;
virtual const StHepParticle *GetMother(int i=0)  const; 
virtual const StHepParticle *GetDaughter(int i)  const; 
virtual       double         GetMass         ()  const;
virtual       int            GetNDaughters   ()  const;
virtual       void           Momentum(double p4[4])   const ;
virtual       void           Vertex(double v[3]) const;
virtual       double         Time()              const;
protected:

};


class my_hepevt;
class StHepParticleMaster :public StGenParticleMaster {
friend class StHepParticle;

public:
         StHepParticleMaster(void *addr);
virtual ~StHepParticleMaster();
static  const StHepParticleMaster *Instance();
virtual const StHepParticle  *operator()(int idx) const;
void Update() ;

private:

static my_hepevt *mgMyHepevt;
static StHepParticleMaster* mgInst;
};

#endif

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