VertexPositionFromFile.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef BEAMEFFECTS_VERTEXPOSITIONFROMFILE_H
#define BEAMEFFECTS_VERTEXPOSITIONFROMFILE_H 1
 
// STL includes
#include <string>
#include <utility>
#include <vector>
#include <map>
// FrameWork includes
#include "GaudiKernel/ServiceHandle.h"
#include "AthenaBaseComps/AthAlgTool.h"
#include "StoreGate/ReadHandleKey.h"
// EventInfo
#include "xAODEventInfo/EventInfo.h"
 
#include "HepMC_Interfaces/ILorentzVectorGenerator.h"
 
namespace Simulation {
 
  class VertexPositionFromFile : public extends<AthAlgTool, ILorentzVectorGenerator> {
 
    public:
      VertexPositionFromFile( const std::string& t, const std::string& n, const IInterface* p );
 
      virtual ~VertexPositionFromFile() = default;
 
      StatusCode  initialize() override final;
      StatusCode  finalize() override final;
 
      CLHEP::HepLorentzVector *generate(const EventContext& ctx) const override final;
 
    private:
 
      typedef std::pair< int, int >                    RunEventPair;
      typedef std::vector< double >                    XYZCoordinates;
      typedef std::map< RunEventPair, XYZCoordinates>  EventCoordinatesMap;
 
      StatusCode  readVertexPosFile();
      StatusCode  readRunEventNumFile();
 
      Gaudi::Property<std::string>                     m_vertexPositionFile{this, "VertexPositionsFile", ""};        
      EventCoordinatesMap             m_vertexPositionMap{};         
 
      Gaudi::Property<std::string>                     m_runEventNumbersFile{this, "RunAndEventNumbersFile", ""};       
      std::vector<int>                m_vertexPositionRunNum{};      
      std::vector<int>                m_vertexPositionEventNum{};    
      SG::ReadHandleKey<xAOD::EventInfo>    m_eventInfoKey{this, "EventInfoKey", "EventInfo"};              
  };
 
}
 
#endif //> !BEAMEFECTS_VERTEXPOSITIONFROMFILE_H