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Herwig
7.3.0
Models
StandardModel
SMHGGVertex.h
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// -*- C++ -*-
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//
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// SMHGGVertex.h is a part of Herwig - A multi-purpose Monte Carlo event generator
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// Copyright (C) 2002-2019 The Herwig Collaboration
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//
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// Herwig is licenced under version 3 of the GPL, see COPYING for details.
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// Please respect the MCnet academic guidelines, see GUIDELINES for details.
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//
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#ifndef HERWIG_SMHGGVertex_H
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#define HERWIG_SMHGGVertex_H
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//
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// This is the declaration of the SMHGGVertex class.
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//
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#include "Herwig/Models/General/VVSLoopVertex.h"
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#include "Herwig/Models/StandardModel/StandardModel.h"
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#include "ThePEG/PDT/EnumParticles.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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class
SMHGGVertex
:
public
VVSLoopVertex
{
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public
:
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SMHGGVertex
();
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void
persistentOutput
(
PersistentOStream
& os)
const
;
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void
persistentInput
(
PersistentIStream
& is,
int
version);
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static
void
Init
();
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virtual
void
setCoupling
(Energy2 q2,
tcPDPtr
part1,
tcPDPtr
part2,
tcPDPtr
part3);
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protected
:
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virtual
IBPtr
clone
()
const
{
return
new_ptr(*
this
);}
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virtual
IBPtr
fullclone
()
const
{
return
new_ptr(*
this
);}
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virtual
void
doinit
();
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private
:
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SMHGGVertex
&
operator=
(
const
SMHGGVertex
&) =
delete
;
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Complex
_couplast
;
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Energy2
_q2last
;
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tcHwSMPtr
_theSM
;
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Energy
_mw
;
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unsigned
int
massopt
;
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int
_minloop
;
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int
_maxloop
;
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Complex
Af
(
double
labmda)
const
;
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Complex
W2
(
double
lambda)
const
;
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unsigned
int
_CoefRepresentation
;
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};
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}
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// CLASSDOC OFF
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#endif
/* HERWIG_SMHGGVertex_H */
Herwig::SMHGGVertex
The SMHGGVertex class implements the setCoupling member for the Standard Model effective vertex Higgs...
Definition:
SMHGGVertex.h:27
Herwig::SMHGGVertex::W2
Complex W2(double lambda) const
Loop calculations: W2 function (see details in NPB297,221)
Herwig::SMHGGVertex::_theSM
tcHwSMPtr _theSM
Pointer to Standard Model object.
Definition:
SMHGGVertex.h:118
Herwig::SMHGGVertex::_maxloop
int _maxloop
The maximum flavour number in quark loops.
Definition:
SMHGGVertex.h:138
Herwig::SMHGGVertex::Af
Complex Af(double labmda) const
Loop calculations: A1 for spin-1/2 particles (see details in `‘Higgs Hunter's Guide’')
Herwig::SMHGGVertex::_couplast
Complex _couplast
Storage of couplings.
Definition:
SMHGGVertex.h:107
Herwig::SMHGGVertex::persistentInput
void persistentInput(PersistentIStream &is, int version)
Function used to read in object persistently.
Herwig::SMHGGVertex::doinit
virtual void doinit()
Initialize this object after the setup phase before saving and EventGenerator to disk.
Herwig::SMHGGVertex::Init
static void Init()
The standard Init function used to initialize the interfaces.
Herwig::SMHGGVertex::massopt
unsigned int massopt
define quark mass scheme (fixed/running)
Definition:
SMHGGVertex.h:128
Herwig::SMHGGVertex::_minloop
int _minloop
The minimum flavour number in quark loops.
Definition:
SMHGGVertex.h:133
Herwig::SMHGGVertex::_mw
Energy _mw
Mass of W-boson for higgs coupling.
Definition:
SMHGGVertex.h:123
Herwig::SMHGGVertex::fullclone
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
Definition:
SMHGGVertex.h:83
Herwig::SMHGGVertex::setCoupling
virtual void setCoupling(Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3)
Calculate couplings.
Herwig::SMHGGVertex::clone
virtual IBPtr clone() const
Make a simple clone of this object.
Definition:
SMHGGVertex.h:77
Herwig::SMHGGVertex::persistentOutput
void persistentOutput(PersistentOStream &os) const
Function used to write out object persistently.
Herwig::SMHGGVertex::_CoefRepresentation
unsigned int _CoefRepresentation
Switch between two representations of coefficients (_a00,_a11,_a12,_a21,_a22,_aEp): suitable for the ...
Definition:
SMHGGVertex.h:155
Herwig::SMHGGVertex::operator=
SMHGGVertex & operator=(const SMHGGVertex &)=delete
The assignment operator is private and must never be called.
Herwig::SMHGGVertex::_q2last
Energy2 _q2last
The scale at which coupling was last evaluated.
Definition:
SMHGGVertex.h:112
Herwig::SMHGGVertex::SMHGGVertex
SMHGGVertex()
The default constructor.
Herwig::VVSLoopVertex
The VVSLoopVertex is designed to calculate the coefficents for the terms in the Passarino-Veltman ten...
Definition:
VVSLoopVertex.h:21
ThePEG::PersistentIStream
ThePEG::PersistentOStream
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
ThePEG
ThePEG::Complex
std::complex< double > Complex
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
ThePEG::tcPDPtr
ThePEG::Ptr< ParticleData >::transient_const_pointer tcPDPtr
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