PrimaryLeptonGenerator.h

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//____________________________________________________________________________
/*!

\class    genie::PrimaryLeptonGenerator

\brief    Abstract class. Is used to pass common implementation to concrete
          implementations of the EventRecordVisitorI interface generating the
          primary lepton for a specific processes (QEL,DIS,RES,IMD,...)

\author   Costas Andreopoulos <c.andreopoulos \at cern.ch>
          University of Liverpool

\created  October 03, 2004

\cpright  Copyright (c) 2003-2024, The GENIE Collaboration
          For the full text of the license visit http://copyright.genie-mc.org          
*/
//____________________________________________________________________________

#ifndef _PRIMARY_LEPTON_GENERATOR_H_
#define _PRIMARY_LEPTON_GENERATOR_H_

class TVector3;
class TLorentzVector;

#include "Framework/EventGen/EventRecordVisitorI.h"

namespace genie {

class PrimaryLeptonGenerator : public EventRecordVisitorI {

public :

  //-- Standard EventRecordVisitorI interface implementation
  virtual void ProcessEventRecord(GHepRecord * evrec) const;

  //-- Common methods for all concrete PrimaryLeptonGenerator-type
  //   EventRecordVisitors
  virtual void     SetPolarization  (GHepRecord * ev) const;
  virtual TVector3 NucRestFrame2Lab (GHepRecord * ev) const;
  virtual void     AddToEventRecord (
              GHepRecord * ev, int pdgc, const TLorentzVector & p4) const;

  //-- override the Algorithm::Configure methods to load configuration
  //   data to private data members
  void Configure (const Registry & config);
  void Configure (string config);

protected:

  //-- Abstract class - Can only be instantiated by its children.
  PrimaryLeptonGenerator();
  PrimaryLeptonGenerator(string name);
  PrimaryLeptonGenerator(string name, string config);
  virtual ~PrimaryLeptonGenerator();

  void LoadConfig(void);

  bool fApplyCoulombCorrection;
};

}      // genie namespace

#endif // _PRIMARY_LEPTON_GENERATOR_H_