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Herwig  7.2.1
SMHPPVertex.h
1 // -*- C++ -*-
2 //
3 // SMHPPVertex.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_SMHPPVertex_H
10 #define HERWIG_SMHPPVertex_H
11 //
12 // This is the declaration of the SMHPPVertex class.
13 //
14 
15 #include "Herwig/Models/General/VVSLoopVertex.h"
16 #include "Herwig/Models/StandardModel/StandardModel.h"
17 #include "ThePEG/PDT/EnumParticles.h"
18 
19 namespace Herwig {
20 using namespace ThePEG;
21 
27 class SMHPPVertex: public VVSLoopVertex {
28 
29 public:
30 
36  SMHPPVertex();
38 
45  void persistentOutput(PersistentOStream & os) const;
46 
52  void persistentInput(PersistentIStream & is, int version);
54 
61  static void Init();
62 
70  virtual void setCoupling(Energy2 q2, tcPDPtr part1, tcPDPtr part2,
71  tcPDPtr part3);
72 
73 protected:
80  virtual IBPtr clone() const {return new_ptr(*this);}
81 
86  virtual IBPtr fullclone() const {return new_ptr(*this);}
88 
94  virtual void doinit();
95 
96 private:
101  SMHPPVertex & operator=(const SMHPPVertex &) = delete;
102 
103 private:
104 
108  Complex Af(const double lambda) const;
109 
113  Complex Aw(const double lambda) const;
114 
118  Complex W2(double lambda) const;
119 
120 private:
121 
130 
134  Energy2 _q2last;
136 
140  tcHwSMPtr _theSM;
141 
145  Energy _mw;
146 
150  unsigned int _massopt;
151 
155  int _minloop;
156 
160  int _maxloop;
161 
167  unsigned int _CoefRepresentation;
168 
169 };
170 }
171 
172 
173 #endif /* HERWIG_SMHPPVertex_H */
Energy2 _q2last
The scale at which coupling was last evaluated.
Definition: SMHPPVertex.h:134
std::complex< double > Complex
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
Definition: SMHPPVertex.h:86
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
tcHwSMPtr _theSM
Pointer to Standard Model object.
Definition: SMHPPVertex.h:140
Energy _mw
The mass of the boson.
Definition: SMHPPVertex.h:145
int _maxloop
The maximum flavour number in quark loops.
Definition: SMHPPVertex.h:160
ThePEG::Ptr< ParticleData >::transient_const_pointer tcPDPtr
The VVSLoopVertex is designed to calculate the coefficents for the terms in the Passarino-Veltman ten...
Definition: VVSLoopVertex.h:21
int _minloop
The minimum flavour number in quark loops.
Definition: SMHPPVertex.h:155
-*- C++ -*-
unsigned int _massopt
define quark mass scheme (fixed/running)
Definition: SMHPPVertex.h:150
Complex _couplast
Storage of couplings.
Definition: SMHPPVertex.h:129
The SMHGGVertex class implements the setCoupling member for the Standard Model effective vertex Higgs...
Definition: SMHPPVertex.h:27
virtual IBPtr clone() const
Make a simple clone of this object.
Definition: SMHPPVertex.h:80
unsigned int _CoefRepresentation
Switch between two representations of coefficients (_a00,_a11,_a12,_a21,_a22,_aEp): suitable for the ...
Definition: SMHPPVertex.h:167