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MatrixElement
MEQG2QG.h
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// -*- C++ -*-
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//
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// MEQG2QG.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_MEQG2QG_H
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#define ThePEG_MEQG2QG_H
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// This is the declaration of the MEQG2QG class.
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#include "ThePEG/MatrixElement/ME2to2QCD.h"
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namespace
ThePEG {
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class
MEQG2QG
:
public
ME2to2QCD
{
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public
:
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virtual
double
me2
()
const
;
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virtual
void
getDiagrams
()
const
;
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virtual
Selector<const ColourLines *>
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colourGeometries
(
tcDiagPtr
diag)
const
;
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virtual
Selector<DiagramIndex>
diagrams
(
const
DiagramVector
& dv)
const
;
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protected
:
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double
colA1
()
const
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{
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return
(
interference
()? 2.25: 2.0 )*sqr(
uHat
()/
tHat
());
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}
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double
colB1
()
const
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{
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return
(
interference
()? 2.25: 2.0 )*sqr(
sHat
()/
tHat
());
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}
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double
colA2
()
const
{
return
-
uHat
()/
sHat
(); }
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double
colB2
()
const
{
return
-
sHat
()/
uHat
(); }
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public
:
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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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private
:
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static
NoPIOClassDescription<MEQG2QG>
initMEQG2QG
;
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MEQG2QG
&
operator=
(
const
MEQG2QG
&);
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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<MEQG2QG,1>:
public
ClassTraitsType {
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typedef
ME2to2QCD
NthBase
;
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};
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template
<>
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struct
ClassTraits<MEQG2QG>:
public
ClassTraitsBase<MEQG2QG> {
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static
string
className
() {
return
"ThePEG::MEQG2QG"
; }
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static
string
library
() {
return
"MEQCD.so"
; }
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};
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}
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#endif
/* ThePEG_MEQG2QG_H */
Generated on Sat Jun 16 2012 16:51:04 for ThePEG by
1.8.1.1