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Herwig
7.2.1
Decay
ScalarMeson
PScalarLeptonNeutrinoDecayer.h
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// -*- C++ -*-
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//
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// PScalarLeptonNeutrinoDecayer.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_PScalarLeptonNeutrinoDecayer_H
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#define HERWIG_PScalarLeptonNeutrinoDecayer_H
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// This is the declaration of the PScalarLeptonNeutrinoDecayer class.
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#include "Herwig/Decay/DecayIntegrator.h"
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#include "Herwig/Decay/DecayPhaseSpaceMode.h"
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#include "ThePEG/Helicity/LorentzSpinorBar.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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class
PScalarLeptonNeutrinoDecayer
:
public
DecayIntegrator
{
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public
:
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PScalarLeptonNeutrinoDecayer
();
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virtual
int
modeNumber(
bool
& cc,
tcPDPtr
parent,
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const
tPDVector
& children)
const
;
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double
me2(
const
int
ichan,
const
Particle
& part,
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const
ParticleVector
& decay,
MEOption
meopt)
const
;
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virtual
void
dataBaseOutput(ofstream & os,
bool
header)
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
{
return
new_ptr(*
this
);}
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virtual
IBPtr
fullclone
()
const
{
return
new_ptr(*
this
);}
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protected
:
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virtual
void
doinit();
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virtual
void
doinitrun();
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private
:
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PScalarLeptonNeutrinoDecayer
& operator=(
const
PScalarLeptonNeutrinoDecayer
&) =
delete
;
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private
:
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vector<int>
_incoming
;
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vector<Energy>
_decayconstant
;
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vector<unsigned int>
_leptons
;
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vector<double>
_maxweighte
;
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vector<double>
_maxweightmu
;
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vector<double>
_maxweighttau
;
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unsigned
int
_initsize
;
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mutable
RhoDMatrix
_rho
;
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mutable
vector<Helicity::LorentzSpinor <SqrtEnergy> >
_wave
;
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mutable
vector<Helicity::LorentzSpinorBar<SqrtEnergy> >
_wavebar
;
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};
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}
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#endif
/* HERWIG_PScalarLeptonNeutrinoDecayer_H */
ThePEG::PersistentIStream
ThePEG::Particle
Herwig::PScalarLeptonNeutrinoDecayer::_incoming
vector< int > _incoming
the PDG code for the incoming particle
Definition:
PScalarLeptonNeutrinoDecayer.h:145
ThePEG::PersistentOStream
Herwig::PScalarLeptonNeutrinoDecayer::clone
virtual IBPtr clone() const
Make a simple clone of this object.
Definition:
PScalarLeptonNeutrinoDecayer.h:106
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
Herwig::PScalarLeptonNeutrinoDecayer::_wave
vector< Helicity::LorentzSpinor< SqrtEnergy > > _wave
Spinors for the decay products.
Definition:
PScalarLeptonNeutrinoDecayer.h:186
Herwig::PScalarLeptonNeutrinoDecayer::_decayconstant
vector< Energy > _decayconstant
the meson decay constant for a particular particle multiplied by the CKM matrix element, i.e.
Definition:
PScalarLeptonNeutrinoDecayer.h:151
ThePEG
Herwig::PScalarLeptonNeutrinoDecayer::_maxweightmu
vector< double > _maxweightmu
the maximum weight for the integration of a given decay to .
Definition:
PScalarLeptonNeutrinoDecayer.h:166
Herwig::PScalarLeptonNeutrinoDecayer::_wavebar
vector< Helicity::LorentzSpinorBar< SqrtEnergy > > _wavebar
barred spinors for the decay products
Definition:
PScalarLeptonNeutrinoDecayer.h:191
Herwig::DecayIntegrator::MEOption
MEOption
Enum for the matrix element option.
Definition:
DecayIntegrator.h:79
Herwig::PScalarLeptonNeutrinoDecayer::_rho
RhoDMatrix _rho
Spin density matrix.
Definition:
PScalarLeptonNeutrinoDecayer.h:181
ThePEG::tPDVector
vector< tPDPtr > tPDVector
Herwig::PScalarLeptonNeutrinoDecayer::_initsize
unsigned int _initsize
initial number of modes
Definition:
PScalarLeptonNeutrinoDecayer.h:176
Herwig::DecayIntegrator
Main class for Decayers implementing multi-channel phase space integration.
Definition:
DecayIntegrator.h:62
Herwig::PScalarLeptonNeutrinoDecayer::_maxweighttau
vector< double > _maxweighttau
the maximum weight for the integration of a given decay to .
Definition:
PScalarLeptonNeutrinoDecayer.h:171
ThePEG::tcPDPtr
ThePEG::Ptr< ParticleData >::transient_const_pointer tcPDPtr
Herwig::PScalarLeptonNeutrinoDecayer
The PScalarLeptonNeutrinoDecayer class is designed for the decay of pseudoscalar mesons to a lepton a...
Definition:
PScalarLeptonNeutrinoDecayer.h:39
Herwig::PScalarLeptonNeutrinoDecayer::fullclone
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
Definition:
PScalarLeptonNeutrinoDecayer.h:112
Herwig::PScalarLeptonNeutrinoDecayer::_leptons
vector< unsigned int > _leptons
which outgoing leptons are allowed for a particular decay
Definition:
PScalarLeptonNeutrinoDecayer.h:156
Herwig::PScalarLeptonNeutrinoDecayer::_maxweighte
vector< double > _maxweighte
the maximum weight for the integration of a given decay to .
Definition:
PScalarLeptonNeutrinoDecayer.h:161
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
ThePEG::ParticleVector
vector< PPtr > ParticleVector
ThePEG::RhoDMatrix
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