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Herwig
7.2.1
Models
General
ThreeBodyDecayConstructor.h
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// -*- C++ -*-
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#ifndef HERWIG_ThreeBodyDecayConstructor_H
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#define HERWIG_ThreeBodyDecayConstructor_H
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//
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// This is the declaration of the ThreeBodyDecayConstructor class.
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//
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#include "NBodyDecayConstructorBase.h"
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#include "ThePEG/Helicity/Vertex/VertexBase.h"
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#include "TBDiagram.h"
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#include "PrototypeVertex.h"
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#include "Herwig/Decay/General/GeneralThreeBodyDecayer.fh"
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namespace
Herwig
{
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using namespace
ThePEG
;
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using
Helicity::VertexBasePtr;
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class
ThreeBodyDecayConstructor
:
public
NBodyDecayConstructorBase
{
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public
:
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ThreeBodyDecayConstructor
() :
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includeIntermediatePhotons_(false),
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interOpt_(0), widthOpt_(1), weakMassCut_(-GeV),
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intOpt_(1), relErr_(1e-2) {}
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virtual
void
DecayList(
const
set<PDPtr> & part);
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virtual
unsigned
int
numBodies
()
const
{
return
3; }
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protected
:
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GeneralThreeBodyDecayerPtr createDecayer(vector<TBDiagram> & diagrams,
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bool
inter,
double
symfac)
const
;
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string
DecayerClassName(
tcPDPtr
incoming
,
const
OrderedParticles
&
outgoing
,
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string
& objname)
const
;
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virtual
void
createDecayMode(vector<NBDiagram> & mode,
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bool
possibleOnShell,
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double
symfac);
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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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private
:
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ThreeBodyDecayConstructor
& operator=(
const
ThreeBodyDecayConstructor
&) =
delete
;
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private
:
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bool
includeIntermediatePhotons_
;
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unsigned
int
interOpt_
;
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unsigned
int
widthOpt_
;
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Energy
weakMassCut_
;
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unsigned
int
intOpt_
;
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double
relErr_
;
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};
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}
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#endif
/* HERWIG_ThreeBodyDecayConstructor_H */
ThePEG::PersistentIStream
Herwig::ThreeBodyDecayConstructor
The ThreeBodyDecayConstructor class inherits from the dummy base class NBodyDecayConstructorBase and ...
Definition:
ThreeBodyDecayConstructor.h:29
ThePEG::PersistentOStream
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
Herwig::ThreeBodyDecayConstructor::includeIntermediatePhotons_
bool includeIntermediatePhotons_
Option for intermediate photons.
Definition:
ThreeBodyDecayConstructor.h:137
ThePEG::Helicity::incoming
incoming
ThePEG
ThePEG::Helicity::outgoing
outgoing
Herwig::OrderedParticles
multiset< PDPtr, ParticleOrdering > OrderedParticles
A set of ParticleData objects ordered as for the DecayMode's.
Definition:
PrototypeVertex.h:70
Herwig::ThreeBodyDecayConstructor::widthOpt_
unsigned int widthOpt_
How to treat the widths of the intermediate particles.
Definition:
ThreeBodyDecayConstructor.h:147
Herwig::NBodyDecayConstructorBase
This is the base class for NBodyDecayConstructors.
Definition:
NBodyDecayConstructorBase.h:34
Herwig::ThreeBodyDecayConstructor::numBodies
virtual unsigned int numBodies() const
Number of outgoing lines.
Definition:
ThreeBodyDecayConstructor.h:51
ThePEG::tcPDPtr
ThePEG::Ptr< ParticleData >::transient_const_pointer tcPDPtr
Herwig::ThreeBodyDecayConstructor::weakMassCut_
Energy weakMassCut_
Cut off or decays via the weak current.
Definition:
ThreeBodyDecayConstructor.h:152
Herwig::ThreeBodyDecayConstructor::interOpt_
unsigned int interOpt_
Option for the inclusion of intermediates.
Definition:
ThreeBodyDecayConstructor.h:142
Herwig::ThreeBodyDecayConstructor::ThreeBodyDecayConstructor
ThreeBodyDecayConstructor()
The default constructor.
Definition:
ThreeBodyDecayConstructor.h:36
Herwig::ThreeBodyDecayConstructor::intOpt_
unsigned int intOpt_
Option for the integration to get the partial width.
Definition:
ThreeBodyDecayConstructor.h:157
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
Herwig::ThreeBodyDecayConstructor::relErr_
double relErr_
Relative error for partial width integration.
Definition:
ThreeBodyDecayConstructor.h:162
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