COHXSec.h

Go to the documentation of this file.

//____________________________________________________________________________
/*!
 
\class    genie::COHXSec
 
\brief    Computes the cross section for COH neutrino-nucleus pi production.\n
          Is a concrete implementation of the XSecIntegratorI interface.
 
\author   Costas Andreopoulos <c.andreopoulos \at cern.ch>
          University of Liverpool
 
\created  May 04, 2004
 
\cpright  Copyright (c) 2003-2025, The GENIE Collaboration
          For the full text of the license visit http://copyright.genie-mc.org          
*/
//____________________________________________________________________________
 
#ifndef _COH_XSEC_H_
#define _COH_XSEC_H_
 
#include "Physics/XSectionIntegration/XSecIntegratorI.h"
 
namespace genie {
 
  class COHXSec : public XSecIntegratorI {
 
    public:
      COHXSec();
      COHXSec(string config);
      virtual ~COHXSec();
 
      // XSecIntegratorI interface implementation
      double Integrate(const XSecAlgorithmI * model, 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);
 
      double fQ2Min;  ///< lower bound of integration for Q^2 in Berger-Sehgal Model
      double fQ2Max;  ///< upper bound of integration for Q^2 in Berger-Sehgal Model
      double fTMax;   ///< upper bound for t = (q - p_pi)^2
  };
 
}       // genie namespace
#endif  // _COH_XSEC_H_