FlatBaseThetaGunProducer.h

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#ifndef FlatBaseThetaGunProducer_H
#define FlatBaseThetaGunProducer_H

#include <string>

#include "HepPDT/defs.h"
#include "HepPDT/TableBuilder.hh"
#include "HepPDT/ParticleDataTable.hh"

#include "HepMC/GenEvent.h"

#include "FWCore/Framework/interface/one/EDProducer.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Run.h"

#include <memory>
#include "boost/shared_ptr.hpp"

namespace edm {
  
class FlatBaseThetaGunProducer : public one::EDProducer<one::WatchRuns,
                                                        EndRunProducer> {
  
  public:
    
    FlatBaseThetaGunProducer(const ParameterSet &);
    ~FlatBaseThetaGunProducer() override;
    void beginRun(const edm::Run&, const edm::EventSetup&) override;
    void endRun(const edm::Run& r, const edm::EventSetup&) override;
    void endRunProduce(edm::Run& r, const edm::EventSetup&) override;

  private:
    
  protected :
  
    // non-virtuals ! this and only way !
    //
    // data members
    
    // gun particle(s) characteristics
    std::vector<int> fPartIDs ;
    double           fMinTheta ;
    double           fMaxTheta ;
    double           fMinPhi ;
    double           fMaxPhi ;

    // the event format itself
    HepMC::GenEvent* fEvt;

    // HepMC/HepPDT related things 
    // (for particle/event construction)
    ESHandle<HepPDT::ParticleDataTable> fPDGTable ;
                        
    int                     fVerbosity ;

    bool                    fAddAntiParticle;
    
  };
} 

#endif