Matchbox/Scales/MatchboxSHatScale.h

0001 // -*- C++ -*-
0002 //
0003 // MatchboxSHatScale.h is a part of Herwig - A multi-purpose Monte Carlo event generator
0004 // Copyright (C) 2002-2019 The Herwig Collaboration
0005 //
0006 // Herwig is licenced under version 3 of the GPL, see COPYING for details.
0007 // Please respect the MCnet academic guidelines, see GUIDELINES for details.
0008 //
0009 #ifndef Herwig_MatchboxSHatScale_H
0010 #define Herwig_MatchboxSHatScale_H
0011 //
0012 // This is the declaration of the MatchboxSHatScale class.
0013 //
0014
0015 #include "Herwig/MatrixElement/Matchbox/Utility/MatchboxScaleChoice.h"
0016
0017 namespace Herwig {
0018
0019 using namespace ThePEG;
0020
0021 /**
0022  * \ingroup Matchbox
0023  * \author Christian Reuschle
0024  *
0025  * \brief MatchboxSHatScale implements lastSHat() as scale choice.
0026  *
0027  */
0028 class MatchboxSHatScale: public MatchboxScaleChoice {
0029
0030 public:
0031
0032   /** @name Standard constructors and destructors. */
0033   //@{
0034   /**
0035    * The default constructor.
0036    */
0037   MatchboxSHatScale();
0038
0039   /**
0040    * The destructor.
0041    */
0042   virtual ~MatchboxSHatScale();
0043   //@}
0044
0045 public:
0046
0047   /**
0048    * Return the renormalization scale.
0049    */
0050   virtual Energy2 renormalizationScale() const;
0051
0052   /**
0053    * Return the factorization scale.
0054    */
0055   virtual Energy2 factorizationScale() const;
0056
0057 public:
0058
0059   /** @name Functions used by the persistent I/O system. */
0060   //@{
0061   /**
0062    * Function used to write out object persistently.
0063    * @param os the persistent output stream written to.
0064    */
0065   void persistentOutput(PersistentOStream & os) const;
0066
0067   /**
0068    * Function used to read in object persistently.
0069    * @param is the persistent input stream read from.
0070    * @param version the version number of the object when written.
0071    */
0072   void persistentInput(PersistentIStream & is, int version);
0073   //@}
0074
0075   /**
0076    * The standard Init function used to initialize the interfaces.
0077    * Called exactly once for each class by the class description system
0078    * before the main function starts or
0079    * when this class is dynamically loaded.
0080    */
0081   static void Init();
0082
0083 protected:
0084
0085   /** @name Clone Methods. */
0086   //@{
0087   /**
0088    * Make a simple clone of this object.
0089    * @return a pointer to the new object.
0090    */
0091   virtual IBPtr clone() const;
0092
0093   /** Make a clone of this object, possibly modifying the cloned object
0094    * to make it sane.
0095    * @return a pointer to the new object.
0096    */
0097   virtual IBPtr fullclone() const;
0098   //@}
0099
0100
0101 // If needed, insert declarations of virtual function defined in the
0102 // InterfacedBase class here (using ThePEG-interfaced-decl in Emacs).
0103
0104
0105 private:
0106
0107   /**
0108    * The assignment operator is private and must never be called.
0109    * In fact, it should not even be implemented.
0110    */
0111   MatchboxSHatScale & operator=(const MatchboxSHatScale &) = delete;
0112
0113 };
0114
0115 }
0116
0117 #endif /* Herwig_MatchboxSHatScale_H */