DISHadronicSystemGenerator.h

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//____________________________________________________________________________
/*!
 
\class    genie::DISHadronicSystemGenerator
 
\brief    Generates the final state hadronic system in v DIS interactions.
          Is a concrete implementation of the EventRecordVisitorI interface.
 
\author   Costas Andreopoulos <c.andreopoulos \at cern.ch>
          University of Liverpool
 
\created  October 03, 2004
 
\cpright  Copyright (c) 2003-2025, The GENIE Collaboration
          For the full text of the license visit http://copyright.genie-mc.org        
*/
//____________________________________________________________________________
 
#ifndef _DIS_HADRONIC_SYSTEM_GENERATOR_H_
#define _DIS_HADRONIC_SYSTEM_GENERATOR_H_
 
#include "Physics/Common/HadronicSystemGenerator.h"
 
namespace genie {
 
class DISHadronicSystemGenerator : public HadronicSystemGenerator {
 
public :
  DISHadronicSystemGenerator();
  DISHadronicSystemGenerator(string config);
 ~DISHadronicSystemGenerator();
 
  // implement the EventRecordVisitorI interface
  void ProcessEventRecord(GHepRecord * event_rec) const;
 
  // overload the Algorithm::Configure() methods to load private data
  // members from configuration options
  void Configure(const Registry & config);
  void Configure(string config);
 
private:
 
  void SimulateFormationZone    (GHepRecord * event_rec) const;
 
  void LoadConfig (void);
 
  const EventRecordVisitorI * fHadronizationModel;
 
  bool   fFilterPreFragmEntries;
  double fR0;          ///< param controling nuclear size
  double fNR;          ///< how far beyond the nuclear boundary does the particle tracker goes?
  double fct0pion;     ///< formation zone (c * formation time) - for pions
  double fct0nucleon;  ///< formation zone (c * formation time) - for nucleons
  double fK;           ///< param multiplying pT^2 in formation zone calculation
};
 
}      // genie namespace
 
#endif // _DIS_HADRONIC_SYSTEM_GENERATOR_H_