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Herwig
7.2.1
Shower
Dipole
Utility
PDFRatio.h
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// -*- C++ -*-
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//
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// PDFRatio.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_PDFRatio_H
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#define HERWIG_PDFRatio_H
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//
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// This is the declaration of the PDFRatio class.
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//
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#include "ThePEG/Handlers/HandlerBase.h"
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#include "ThePEG/PDF/PDF.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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class
PDFRatio
:
public
HandlerBase
{
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public
:
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PDFRatio
();
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virtual
~
PDFRatio
();
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public
:
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double
operator() (
const
PDF
& pdf,
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Energy2 scale,
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tcPDPtr
from,
tcPDPtr
to,
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double
x,
double
z)
const
;
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public
:
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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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protected
:
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virtual
IBPtr
clone()
const
;
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virtual
IBPtr
fullclone()
const
;
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// If needed, insert declarations of virtual function defined in the
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// InterfacedBase class here (using ThePEG-interfaced-decl in Emacs).
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private
:
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double
theValenceExtrapolation
;
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double
theSeaExtrapolation
;
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Energy
theFreezingScale
;
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private
:
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static
ClassDescription<PDFRatio>
initPDFRatio
;
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PDFRatio
& operator=(
const
PDFRatio
&) =
delete
;
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};
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}
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#include "ThePEG/Utilities/ClassTraits.h"
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namespace
ThePEG
{
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template
<>
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struct
BaseClassTrait
<Herwig::
PDFRatio
,1> {
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typedef
HandlerBase
NthBase;
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};
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template
<>
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struct
ClassTraits
<Herwig::
PDFRatio
>
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:
public
ClassTraitsBase
<Herwig::PDFRatio> {
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static
string
className() {
return
"Herwig::PDFRatio"
; }
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static
string
library() {
return
"HwDipoleShower.so"
; }
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};
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}
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#endif
/* HERWIG_PDFRatio_H */
Herwig::PDFRatio::theSeaExtrapolation
double theSeaExtrapolation
The x from which on extrapolation should be done for sea partons.
Definition:
PDFRatio.h:118
ThePEG::PersistentIStream
Herwig::PDFRatio::theValenceExtrapolation
double theValenceExtrapolation
The x from which on extrapolation should be done for valence partons.
Definition:
PDFRatio.h:112
ThePEG::ClassDescription
Herwig::PDFRatio::initPDFRatio
static ClassDescription< PDFRatio > initPDFRatio
The static object used to initialize the description of this class.
Definition:
PDFRatio.h:131
ThePEG::PersistentOStream
ThePEG::PDF
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
ThePEG
ThePEG::tcPDPtr
ThePEG::Ptr< ParticleData >::transient_const_pointer tcPDPtr
ThePEG::HandlerBase
Herwig::PDFRatio::theFreezingScale
Energy theFreezingScale
The scale below which the PDF will be frozen.
Definition:
PDFRatio.h:123
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
ThePEG::ClassTraits
ThePEG::BaseClassTrait
Herwig::PDFRatio
PDFRatio implements numerically stable PDF ratios.
Definition:
PDFRatio.h:31
ThePEG::ClassTraitsBase
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