SimEventFilter.h

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ISF_ALGORITHMS_SIMEVENTFILTER_H
#define ISF_ALGORITHMS_SIMEVENTFILTER_H 1
 
#ifndef SIMULATIONBASE
 
// STL includes
#include <string>
 
// FrameWork includes
#include "StoreGate/ReadHandle.h"
#include "GaudiKernel/ToolHandle.h"
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include <EventBookkeeperTools/FilterReporterParams.h>
 
// ISF_Interfaces includes
#include "ISF_HepMC_Interfaces/IGenParticleFilter.h"
 
// McEventCollection
#include "GeneratorObjects/McEventCollection.h"
 
namespace ISF {
 
  class SimEventFilter : public AthReentrantAlgorithm {
 
  public:
    SimEventFilter( const std::string& name, ISvcLocator* pSvcLocator );
 
    virtual ~SimEventFilter() = default;
 
    virtual StatusCode  initialize() override final; 
    virtual StatusCode  execute(const EventContext& ctx) const override final;
 
    virtual StatusCode  finalize() override final;
 
  private:
#ifdef HEPMC3
    bool passesFilters(HepMC::ConstGenParticlePtr& part, const ToolHandleArray<IGenParticleFilter>& filters) const;
#else
    bool passesFilters(HepMC::ConstGenParticlePtr part, const ToolHandleArray<IGenParticleFilter>& filters) const;
#endif
 
    SG::ReadHandleKey<McEventCollection> m_inputHardScatterEvgenKey{this, "InputHardScatterCollection", "", "Input Hard Scatter EVGEN collection."}; 
 
    ToolHandleArray<IGenParticleFilter>  m_genParticleCommonFilters{this, "GenParticleCommonFilters", {}, "Tools for filtering out GenParticles for both selections."};    
    ToolHandleArray<IGenParticleFilter>  m_genParticleOldFilters{this, "GenParticleOldFilters", {}, "Tools for filtering out GenParticles with the old selection."};       
    ToolHandleArray<IGenParticleFilter>  m_genParticleNewFilters{this, "GenParticleNewFilters", {}, "Tools for filtering out GenParticles with the new selection."};       
 
    FilterReporterParams m_filterParams {this, "ISF_SimEventFilter", "Decides whether particles should be resimulated or simply copied."};
    Gaudi::Property<bool>  m_invertfilter{this, "InvertFilter", false, "Invert filter decision."}; 
  };
}
 
#endif // SimEventFilter currently will not compile in the AthSimulation Project
#endif //> !ISF_ALGORITHMS_SIMEVENTFILTER_H