PndEventInfo.h

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//****************************************************************************
//*                   This file is part of PandaRoot.                        *
//*                                                                          *
//*            PandaRoot is distributed under the terms of the               *
//*              GNU General Public License (GPL) version 3,                 *
//*                 copied verbatim in the file "LICENSE".                   *
//*                                                                          *
//*  Copyright (C) 2006 - 2024 FAIR GmbH and copyright holders of PandaRoot  *
//*     The copyright holders are listed in the file "COPYRIGHTHOLDERS".     *
//*               The authors are listed in the file "AUTHORS".              *
//****************************************************************************

#ifndef PNDEVENTINFO_H
#define PNDEVENTINFO_H
//                                                                      //
// PndEventInfo                             //
//                                                                      //
// Contains and provides access to summary information in the event //
// useful for analysis                          //
//                                  //

//----------------------
// Base Class Headers --
//----------------------
#include "TObject.h"
#include "TVector3.h"
#include "TLorentzVector.h"
#include "RhoVector3Err.h"

#include "RhoEventShape.h"

//      ---------------------
//      -- Class Interface --
//      ---------------------

class PndEventInfo : public TObject {

  //--------------------
  // Instance Members --
  //--------------------
 public:
  // Constructors
  PndEventInfo();
  // there should eventually be a constructor that takes all the
  // various data items

  // Destructor
  virtual ~PndEventInfo();

  // Operations
  virtual void PrintOn(std::ostream &o = std::cout) const;

  // accessors to contained information
  const TLorentzVector &AntiProtonBeam() const { return fAntiProtonBeam; }
  const TLorentzVector &CmFrame() const { return fCmFrame; }
  const RhoVector3Err &BeamSpot() const { return fBeamSpot; }
  const RhoVector3Err &PrimaryVertex() const { return fPrimaryVertex; }
  const TVector3 &IPTruth() const { return fIPTruth; }
  //  const TEventShape& EventShape() const {return fEventShape;}

  int GetCharged() { return fNCharged; }
  int GetNeutrals() { return fNNeutrals; }

  // Function to set information
  void SetPrimaryVertex(RhoVector3Err &inVtx) { fPrimaryVertex = inVtx; }
  void SetIPTruth(TVector3 &inVtx) { fIPTruth = inVtx; }
  void SetBeamSpot(RhoVector3Err &inVtx) { fBeamSpot = inVtx; }
  void SetCmFrame(TLorentzVector &cmf);
  void SetAntiProtonBeam(TLorentzVector &beam);

  //    void SetEventShape(TEventShape &eventShape) {fEventShape=eventShape;}

  void SetCharged(int n) { fNCharged = n; }
  void SetNeutrals(int n) { fNNeutrals = n; }

 private:
  TLorentzVector fAntiProtonBeam; // The antiproton beam
  TLorentzVector fCmFrame;        // The CMS frame
  RhoVector3Err fBeamSpot;        
  RhoVector3Err fPrimaryVertex;   
  TVector3 fIPTruth;              // the MC truth IP
  Int_t fNCharged;
  Int_t fNNeutrals;
  //  TEventShape     fEventShape;

 public:
  ClassDef(PndEventInfo, 1) // Summary information in the event
};

// standalone print
std::ostream &operator<<(std::ostream &o, const PndEventInfo &);

#endif