Matchbox/Phasespace/TreePhasespaceChannels.h

0001 // -*- C++ -*-
0002 //
0003 // TreePhasespaceChannels.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_TreePhasespaceChannels_H
0010 #define Herwig_TreePhasespaceChannels_H
0011 //
0012 // This is the declaration of the TreePhasespaceChannels class.
0013 //
0014
0015 #include "ThePEG/Handlers/HandlerBase.h"
0016 #include "Herwig/MatrixElement/Matchbox/Phasespace/PhasespaceHelpers.h"
0017
0018 namespace Herwig {
0019
0020 using namespace ThePEG;
0021
0022 /**
0023  *
0024  * \ingroup Matchbox
0025  * \author Simon Platzer, Ken Arnold
0026  *
0027  * \brief Store channels for the tree phasespace.
0028  *
0029  * @see \ref TreePhasespaceChannelsInterfaces "The interfaces"
0030  * defined for TreePhasespaceChannels.
0031  */
0032 class TreePhasespaceChannels: public HandlerBase {
0033
0034 public:
0035
0036   /**
0037    * Access the channel map
0038    */
0039   map<tStdXCombPtr,map<Ptr<Tree2toNDiagram>::ptr,pair <PhasespaceHelpers::PhasespaceTree, PhasespaceHelpers::PhasespaceTree> > >&
0040   channelMap() { return theChannelMap; }
0041
0042   /**
0043    * Return the channel map
0044    */
0045   const map<tStdXCombPtr,map<Ptr<Tree2toNDiagram>::ptr,pair <PhasespaceHelpers::PhasespaceTree, PhasespaceHelpers::PhasespaceTree> > >&
0046   channelMap() const { return theChannelMap; }
0047
0048 public:
0049
0050   /** @name Functions used by the persistent I/O system. */
0051   //@{
0052   /**
0053    * Function used to write out object persistently.
0054    * @param os the persistent output stream written to.
0055    */
0056   void persistentOutput(PersistentOStream & os) const;
0057
0058   /**
0059    * Function used to read in object persistently.
0060    * @param is the persistent input stream read from.
0061    * @param version the version number of the object when written.
0062    */
0063   void persistentInput(PersistentIStream & is, int version);
0064   //@}
0065
0066   /**
0067    * The standard Init function used to initialize the interfaces.
0068    * Called exactly once for each class by the class description system
0069    * before the main function starts or
0070    * when this class is dynamically loaded.
0071    */
0072   static void Init();
0073
0074 protected:
0075
0076   /** @name Clone Methods. */
0077   //@{
0078   /**
0079    * Make a simple clone of this object.
0080    * @return a pointer to the new object.
0081    */
0082   virtual IBPtr clone() const;
0083
0084   /** Make a clone of this object, possibly modifying the cloned object
0085    * to make it sane.
0086    * @return a pointer to the new object.
0087    */
0088   virtual IBPtr fullclone() const;
0089   //@}
0090
0091
0092 // If needed, insert declarations of virtual function defined in the
0093 // InterfacedBase class here (using ThePEG-interfaced-decl in Emacs).
0094
0095
0096 private:
0097
0098   /**
0099    * Map xcomb's to channel vectors indexed by diagram id.
0100    */
0101   map<tStdXCombPtr,map<Ptr<Tree2toNDiagram>::ptr,pair<PhasespaceHelpers::PhasespaceTree,PhasespaceHelpers::PhasespaceTree> > > theChannelMap;
0102
0103   /**
0104    * The assignment operator is private and must never be called.
0105    * In fact, it should not even be implemented.
0106    */
0107   TreePhasespaceChannels & operator=(const TreePhasespaceChannels &) = delete;
0108
0109 };
0110
0111 }
0112
0113 #endif /* Herwig_TreePhasespaceChannels_H */