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MatrixElement
ME2to2QCD.h
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// -*- C++ -*-
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//
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// ME2to2QCD.h is a part of ThePEG - Toolkit for HEP Event Generation
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// Copyright (C) 1999-2011 Leif Lonnblad
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//
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// ThePEG is licenced under version 2 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 ThePEG_ME2to2QCD_H
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#define ThePEG_ME2to2QCD_H
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// This is the declaration of the ME2to2QCD class.
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#include "ThePEG/MatrixElement/ME2to2Base.h"
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namespace
ThePEG {
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class
ME2to2QCD
:
public
ME2to2Base
{
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public
:
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ME2to2QCD
()
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:
theMaxFlavour
(5),
theKfac
(1.0),
theKfacA
(1.0),
useInterference
(true) {}
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virtual
~ME2to2QCD
();
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public
:
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virtual
unsigned
int
orderInAlphaS
()
const
;
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virtual
unsigned
int
orderInAlphaEW
()
const
;
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double
comfac
()
const
;
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int
maxFlavour
()
const
{
return
theMaxFlavour
; }
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double
Kfac
()
const
{
return
theKfac
; }
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double
KfacA
()
const
{
return
theKfacA
>= 0.0?
theKfacA
:
theKfac
; }
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bool
interference
()
const
{
return
useInterference
; }
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bool
isQuark
(
const
ParticleData
& p)
const
{
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return
( p.
id
() && abs(p.
id
()) <=
maxFlavour
() );
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}
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tcPDPtr
quark
(
int
i)
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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private
:
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int
theMaxFlavour
;
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double
theKfac
;
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double
theKfacA
;
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bool
useInterference
;
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private
:
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static
AbstractClassDescription<ME2to2QCD>
initME2to2QCD
;
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ME2to2QCD
&
operator=
(
const
ME2to2QCD
&);
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};
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}
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namespace
ThePEG {
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template
<>
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struct
BaseClassTrait<ME2to2QCD,1>:
public
ClassTraitsType {
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typedef
ME2to2Base
NthBase
;
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};
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template
<>
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struct
ClassTraits<ME2to2QCD>:
public
ClassTraitsBase<ME2to2QCD> {
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static
string
className
() {
return
"ThePEG::ME2to2QCD"
; }
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};
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}
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#endif
/* ThePEG_ME2to2QCD_H */
Generated on Mon Jul 2 2012 16:06:47 for ThePEG by
1.8.1.1