mc_tree/Event.h

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/*
 * Event.h
 *
 *  Created on: Aug 1, 2012
 *      Author: yqiang
 */

#ifndef EVENT_H_
#define EVENT_H_

#include <TObject.h>
#include <TVector3.h>
#include <TLorentzVector.h>
#include <TClonesArray.h>

#include "Particle.h"
#include "RichHit.h"
#include "CereHit.h"
#include "RichTruthHit.h"

// Maximum number of particles of a given type
#define MAX_PART 10
#define MAX_CERE_HIT  100
#define MAX_RICH_HIT  5000
#define MAX_RICHTRUTH_HIT 100

class Event: public TObject {

public:

   Event();
   ~Event();
   void Clear();

   int event;
   UInt_t Npip;
   UInt_t Npim;
   UInt_t NKp;
   UInt_t NKm;
   UInt_t Nproton;
   UInt_t Nphoton;
   UInt_t Nneutron;
   UInt_t Nelectron;
   UInt_t Npositron;
   UInt_t Nrichhit;
   UInt_t Ncerehit;
   UInt_t Nrichtruthhit;

   TClonesArray *pip;
   TClonesArray *pim;
   TClonesArray *Kp;
   TClonesArray *Km;
   TClonesArray *proton;
   TClonesArray *photon;
   TClonesArray *neutron;
   TClonesArray *electron;
   TClonesArray *positron;
   TClonesArray *richhit;
   TClonesArray *cerehit;
   TClonesArray *richtruthhit;

   TLorentzVector target;      // Initial state target momentum
   TLorentzVector beam;    // Initial state target beam photon momentum
   TVector3 vertex;        // Vertex position
   TLorentzVector W;// Final state 4-momentum of everything *except* the proton(s)

   bool all_fiducial;         // True if the following four are true

private:
   ClassDef(Event,1)
   ;

};

#endif /* EVENT_H_ */