MPIXSecReweighter.h

// -*- C++ -*-
//
// MPIXSecReweighter.h is a part of Herwig - A multi-purpose Monte Carlo event generator
// Copyright (C) 2002-2019 The Herwig Collaboration
//
// Herwig is licenced under version 3 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef Herwig_MPIXSecReweighter_H
#define Herwig_MPIXSecReweighter_H
//
// This is the declaration of the MPIXSecReweighter class.
//
 
#include "ThePEG/Handlers/StepHandler.h"
 
namespace Herwig {
 
using namespace ThePEG;
 
class MPIXSecReweighter: public StepHandler {
 
public:
 
  MPIXSecReweighter();
 
  virtual ~MPIXSecReweighter();
 
public:
 
  virtual void handle(EventHandler & eh, const tPVector & tagged,
                      const Hint & hint);
 
public:
 
  void persistentOutput(PersistentOStream & os) const;
 
  void persistentInput(PersistentIStream & is, int version);
 
  static void Init();
 
protected:
 
  virtual IBPtr clone() const;
 
  virtual IBPtr fullclone() const;
 
private:
 
  MPIXSecReweighter & operator=(const MPIXSecReweighter &) = delete;
 
  double sumWeights;
 
  CrossSection xSec;
 
};
 
}
 
#endif /* Herwig_MPIXSecReweighter_H */