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Herwig  7.2.1
IFLightTildeKinematics.h
1 // -*- C++ -*-
2 //
3 // IFLightTildeKinematics.h is a part of Herwig - A multi-purpose Monte Carlo event generator
4 // Copyright (C) 2002-2019 The Herwig Collaboration
5 //
6 // Herwig is licenced under version 3 of the GPL, see COPYING for details.
7 // Please respect the MCnet academic guidelines, see GUIDELINES for details.
8 //
9 #ifndef HERWIG_IFLightTildeKinematics_H
10 #define HERWIG_IFLightTildeKinematics_H
11 //
12 // This is the declaration of the IFLightTildeKinematics class.
13 //
14 
15 #include "Herwig/MatrixElement/Matchbox/Phasespace/TildeKinematics.h"
16 
17 namespace Herwig {
18 
19 using namespace ThePEG;
20 
30 
31 public:
32 
39 
43  virtual ~IFLightTildeKinematics();
45 
46 public:
47 
56  virtual bool doMap();
57 
61  virtual Energy lastPt() const;
62 
66  virtual Energy lastPt(Lorentz5Momentum,Lorentz5Momentum,Lorentz5Momentum) const ;
67 
68 
72  virtual double lastZ() const;
73 
77  virtual pair<double,double> zBounds(Energy pt, Energy hardPt ) const;
78 
79  /*
80  * True if phase space point is above the alpha cut for this dipole.
81  */
82 
83  bool aboveAlpha() const {return dipole()->alpha()<subtractionParameters()[1];}
84 
85 
86 public:
87 
94  void persistentOutput(PersistentOStream & os) const;
95 
101  void persistentInput(PersistentIStream & is, int version);
103 
110  static void Init();
111 
112 protected:
113 
120  virtual IBPtr clone() const;
121 
126  virtual IBPtr fullclone() const;
128 
129 
130 // If needed, insert declarations of virtual function defined in the
131 // InterfacedBase class here (using ThePEG-interfaced-decl in Emacs).
132 
133 
134 private:
135 
140  IFLightTildeKinematics & operator=(const IFLightTildeKinematics &) = delete;
141 
142 };
143 
144 }
145 
146 #endif /* HERWIG_IFLightTildeKinematics_H */
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
TildeKinematics is the base class for the &#39;tilde&#39; kinematics being used for subtraction terms in the ...
IFLightTildeKinematics implements the &#39;tilde&#39; kinematics for a initial-final subtraction dipole...
-*- C++ -*-