AlvarezRusoCOHPiPXSec.h

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//____________________________________________________________________________
/*!
 
\class    genie::AlvarezRusoCOHPiPXSec
 
\brief    Implementation of the Alvarez-Ruso coherent pion production model
 
          Is a concrete implementation of the XSecAlgorithmI interface.
 
\ref
 
\author   Steve Dennis
          University of Warwick, Rutherford Appleton Laboratory
 
\created  October 5, 2012
 
\cpright  Copyright (c) 2003-2025, The GENIE Collaboration
          For the full text of the license visit http://copyright.genie-mc.org          
*/
//____________________________________________________________________________
 
#ifndef _ALVAREZ_RUSO_COH_XSEC_H_
#define _ALVAREZ_RUSO_COH_XSEC_H_
 
#include "Framework/EventGen/XSecAlgorithmI.h"
#include "Physics/Coherent/XSection/AlvarezRusoCOHPiPDXSec.h"
 
namespace genie {
 
class XSecIntegratorI;
class Interaction;
 
class AlvarezRusoCOHPiPXSec : public XSecAlgorithmI {
 
public:
  AlvarezRusoCOHPiPXSec();
  AlvarezRusoCOHPiPXSec(string config);
  virtual ~AlvarezRusoCOHPiPXSec();
 
  //-- XSecAlgorithmI interface implementation
  double XSec            (const Interaction * i, KinePhaseSpace_t k) const;
  double Integral        (const Interaction * i) const;
  bool   ValidProcess    (const Interaction * i) 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 LoadConfig(void);
 
  //-- private data members loaded from config Registry or set to defaults
 
  const XSecIntegratorI * fXSecIntegrator;
 
  mutable alvarezruso::AlvarezRusoCOHPiPDXSec * fMultidiff;
  mutable const Interaction * fLastInteraction;
  //Parameters
  //bool fUseLookupTable;
  //double fa4;
  //double fa5;
  //double fb4;
  //double fb5;
  //double ffPi;
  //double ffStar;
  //double fMa;
  //double fRo;
};
 
}      // genie namespace
 
#endif  // _REIN_SEGHAL_COHPI_PXSEC_H_