CbmMCEvent.h

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/* Copyright (C) 2009-2020 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Volker Friese [committer] */
 
#
#ifndef CBMMCEVENT_H
#define CBMMCEVENT_H 1
 
#include <Rtypes.h>
#include <RtypesCore.h>
#include <TNamed.h>
#include <TVector3.h>
 
#include <cstdint>
 
 
class CbmMCEvent : public TNamed {
 
public:
  CbmMCEvent();
 
 
  CbmMCEvent(uint32_t runId, int32_t iEvent, double x, double y, double z, double t, double b, double phi,
             int32_t nPrim);
 
 
  CbmMCEvent(uint32_t runId);
 
 
  virtual ~CbmMCEvent();
 
 
  uint32_t GetRunID() const { return fRunId; }     // run identifier
  int32_t GetEventID() const { return fEventId; }  // event identifier
  double GetX() const { return fX; }               // vertex x [cm]
  double GetY() const { return fY; }               // vertex y [cm]
  double GetZ() const { return fZ; }               // vertex z [cm]
  double GetT() const { return fT; }               // event time [ns]
  double GetB() const { return fB; }               // impact parameter [fm]
  double GetPhi() const { return fPhi; }           // event plane angle [rad]
  int32_t GetNPrim() const { return fNPrim; }      // number of input tracks
  bool IsSet() const { return fIsSet; }            // Flag
  void GetVertex(TVector3& vertex) { vertex.SetXYZ(fX, fY, fZ); }
 
 
  void SetEventID(int32_t eventId) { fEventId = eventId; }
  void SetTime(double t) { fT = t; }
  void SetB(double b) { fB = b; }
  void SetPhi(double phi) { fPhi = phi; }
  void SetNPrim(int32_t nPrim) { fNPrim = nPrim; }
  void MarkSet(bool isSet) { fIsSet = isSet; }
  void SetVertex(double x, double y, double z);
  void SetVertex(const TVector3& vertex);
 
 
  void Reset();
 
 
private:
  uint32_t fRunId;    //  Run identifier
  uint32_t fEventId;  //  Event identifier
  Double32_t fX;      //  Primary vertex x [cm]
  Double32_t fY;      //  Primary vertex y [cm]
  Double32_t fZ;      //  Primary vertex z [cm]
  Double32_t fT;      //  Event time [s]
  Double32_t fB;      //  Impact parameter [fm] (if relevant)
  Double32_t fPhi;    //  Event plane angle [rad] (if relevant)
  int32_t fNPrim;     //  Number of input tracks
  bool fIsSet;        //  Flag whether variables are filled
 
 
  ClassDef(CbmMCEvent, 1);
};
 
 
inline void CbmMCEvent::SetVertex(double x, double y, double z)
{
  fX = x;
  fY = y;
  fZ = z;
}
 
 
inline void CbmMCEvent::SetVertex(const TVector3& vertex)
{
  fX = vertex.X();
  fY = vertex.Y();
  fZ = vertex.Z();
}
 
 
#endif