rho_p_hists/Event.h

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// $Id$
//
//    File: Event.h
// Created: Tue Oct 13 09:55:12 EDT 2009
// Creator: davidl (on Darwin harriet.jlab.org 9.8.0 i386)
//

#ifndef _Event_
#define _Event_

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

#include "rho_t.h"

class Event:public TObject{

   public:

      Event(){rho = new TClonesArray("rho_t",100);}
      ~Event(){delete rho;}

      UInt_t event;                 // event number
      TLorentzVector proton_thrown; // Thrown proton parameters
      TLorentzVector beam;          // Thrown beam photon parameters
      TVector3 vertex;              // Thrown vertex position
      rho_t rho_thrown;             // Thrown pip, pim, inv. mass etc.
      UInt_t Nrho;                  // Number of elements in rho
      TClonesArray *rho;            //-> Array of all combos of p+/pi- sorted by inv. mass closest to 770MeV/c^2

      void Clear(void);
      void AddRho(TLorentzVector &pip, TLorentzVector &pim);
      bool IsFiducial(TLorentzVector &pion);

   private:
      ClassDef(Event,1);

};

#endif // _Event_