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Herwig 7.3.0
Herwig::SMFFHVertex Class Reference

This is the implementation of the vertex coupling the Standard Model Higgs to the Standard Model fermions for helicity amplitude calculations. More...

#include <SMFFHVertex.h>

Inheritance diagram for Herwig::SMFFHVertex:

Public Member Functions

 SMFFHVertex ()
 Default constructor.
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3)
 Calculate the couplings.
 
- Public Member Functions inherited from ThePEG::Helicity::FFSVertex
Complex evaluate (Energy2 q2, const SpinorWaveFunction &sp1, const SpinorBarWaveFunction &sbar2, const ScalarWaveFunction &sca3)
 
SpinorWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorWaveFunction &sp1, const ScalarWaveFunction &sca3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
SpinorBarWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorBarWaveFunction &sbar2, const ScalarWaveFunction &sca3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
ScalarWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorWaveFunction &sp1, const SpinorBarWaveFunction &sbar2, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3)=0
 
virtual void setCoupling (Energy2, tcPDPtr, tcPDPtr, tcPDPtr, tcPDPtr)
 
Complex left ()
 
Complex right ()
 
virtual Complex evaluate (Energy2 q2, const SpinorWaveFunction &sp1, const SpinorBarWaveFunction &sbar2, const ScalarWaveFunction &sca3)=0
 
virtual SpinorWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorWaveFunction &sp1, const ScalarWaveFunction &sca3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
 
virtual SpinorBarWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorBarWaveFunction &sbar2, const ScalarWaveFunction &sca3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
 
virtual ScalarWaveFunction evaluate (Energy2 q2, int iopt, tcPDPtr out, const SpinorWaveFunction &sp1, const SpinorBarWaveFunction &sbar2, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
 
- Public Member Functions inherited from ThePEG::Helicity::VertexBase
 VertexBase (VertexType::T name, bool kine=false)
 
double strongCoupling (Energy2 q2) const
 
double electroMagneticCoupling (Energy2 q2) const
 
double weakCoupling (Energy2 q2) const
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3)=0
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3, tcPDPtr part4)=0
 
bool kinematics () const
 
void kinematics (bool kine)
 
void calculateKinematics (const Lorentz5Momentum &p0, const Lorentz5Momentum &p1, const Lorentz5Momentum &p2)
 
void calculateKinematics (const Lorentz5Momentum &p0, const Lorentz5Momentum &p1, const Lorentz5Momentum &p2, const Lorentz5Momentum &p3)
 
void calculateKinematics (const vector< Lorentz5Momentum > &p)
 
Energy2 invariant (unsigned int ix, unsigned int iy) const
 
 VertexBase (VertexType::T name, bool kine=false)
 
void persistentOutput (PersistentOStream &os) const
 
void persistentInput (PersistentIStream &is, int version)
 
unsigned int size () const
 
bool isIncoming (tPDPtr p) const
 
bool isOutgoing (tPDPtr p) const
 
const set< tPDPtr > & incoming () const
 
const set< tPDPtr > & outgoing () const
 
Complex norm () const
 
vector< long > search (unsigned int ilist, long id) const
 
vector< tPDPtrsearch (unsigned int ilist, tcPDPtr id) const
 
bool allowed (long id1, long id2, long id3, long id4=0) const
 
VertexType::T getName () const
 
unsigned int getNpoint () const
 
int orderInGem () const
 
int orderInGs () const
 
int orderInCoupling (CouplingType::T cType) const
 
int orderInAllCouplings () const
 
ColourStructure::T colourStructure () const
 
double strongCoupling (Energy2 q2) const
 
double electroMagneticCoupling (Energy2 q2) const
 
double weakCoupling (Energy2 q2) const
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3)=0
 
virtual void setCoupling (Energy2 q2, tcPDPtr part1, tcPDPtr part2, tcPDPtr part3, tcPDPtr part4)=0
 
- Public Member Functions inherited from ThePEG::Interfaced
virtual bool defaultInit ()
 
PPtr getParticle (PID) const
 
PDPtr getParticleData (PID) const
 
bool used () const
 
void useMe () const
 
tEGPtr generator () const
 
void persistentOutput (PersistentOStream &os) const
 
void persistentInput (PersistentIStream &is, int version)
 
PPtr getParticle (PID) const
 
PDPtr getParticleData (PID) const
 
bool used () const
 
void useMe () const
 
tEGPtr generator () const
 
- Public Member Functions inherited from ThePEG::InterfacedBase
string fullName () const
 
string name () const
 
string path () const
 
string comment () const
 
void setup (istream &is)
 
void update ()
 
void init ()
 
virtual bool preInitialize () const
 
void initrun ()
 
void finish ()
 
void touch ()
 
void reset ()
 
void clear ()
 
InitState state () const
 
bool locked () const
 
bool touched () const
 
virtual IBPtr fullclone () const
 
void persistentOutput (PersistentOStream &os) const
 
void persistentInput (PersistentIStream &is, int version)
 
virtual void debugme () const
 
void update ()
 
void init ()
 
virtual bool preInitialize () const
 
void initrun ()
 
void finish ()
 
void touch ()
 
void reset ()
 
void clear ()
 
InitState state () const
 
bool locked () const
 
bool touched () const
 
virtual IBPtr fullclone () const
 
- Public Member Functions inherited from ThePEG::Base
void debug () const
 
virtual void debugme () const
 
- Public Member Functions inherited from ThePEG::Pointer::ReferenceCounted
CounterType referenceCount () const
 
- Public Member Functions inherited from ThePEG::Named
 Named (const string &newName=string())
 
 Named (const Named &)=default
 
const string & name () const
 
bool operator== (const Named &other) const
 
bool operator< (const Named &other) const
 

Clone Methods.

tcHwSMPtr _theSM
 Pointer to the SM object.
 
complex< InvEnergy > _couplast
 Storage of the couplings.
 
int _idlast
 The PDG code of the last fermion the coupling was evaluated for.
 
Energy2 _q2last
 The last \(q^2\) the coupling was evaluated at.
 
Energy _masslast
 The mass of the last fermion for which the coupling was evaluated.
 
Energy _mw
 The mass of the \(W\) boson.
 
int _fermion
 A definite fermion flavour to couple to.
 
virtual IBPtr clone () const
 Make a simple clone of this object.
 
virtual IBPtr fullclone () const
 Make a clone of this object, possibly modifying the cloned object to make it sane.
 
virtual void doinit ()
 Initialize this object after the setup phase before saving and EventGenerator to disk.
 
SMFFHVertexoperator= (const SMFFHVertex &)=delete
 Private and non-existent assignment operator.
 

Functions used by the persistent I/O system.

void persistentOutput (PersistentOStream &os) const
 Function used to write out object persistently.
 
void persistentInput (PersistentIStream &is, int version)
 Function used to read in object persistently.
 
static void Init ()
 Standard Init function used to initialize the interfaces.
 

Additional Inherited Members

- Public Types inherited from ThePEG::InterfacedBase
enum  InitState
 
- Public Types inherited from ThePEG::Pointer::ReferenceCounted
typedef unsigned int CounterType
 
- Static Public Member Functions inherited from ThePEG::Helicity::FFSVertex
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::Helicity::AbstractFFSVertex
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::Helicity::VertexBase
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::Interfaced
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::InterfacedBase
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::Base
static void Init ()
 
- Public Attributes inherited from ThePEG::InterfacedBase
 initializing
 
 uninitialized
 
 initialized
 
 runready
 
- Public Attributes inherited from ThePEG::Pointer::ReferenceCounted
const unsigned long uniqueId
 
- Protected Member Functions inherited from ThePEG::Helicity::FFSVertex
void left (Complex in)
 
void right (Complex in)
 
- Protected Member Functions inherited from ThePEG::Helicity::VertexBase
virtual void doinit ()
 
virtual void rebind (const TranslationMap &trans)
 
virtual IVector getReferences ()
 
void addToList (const vector< long > &ids)
 
void addToList (long ida, long idb, long idc, long idd=0)
 
void norm (const Complex &coup)
 
virtual Complex propagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
Complex normPropagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
void orderInGem (int order)
 
void orderInGs (int order)
 
void orderInCoupling (CouplingType::T cType, int order)
 
void colourStructure (ColourStructure::T structure)
 
virtual void doinit ()
 
virtual void rebind (const TranslationMap &trans)
 
virtual IVector getReferences ()
 
void addToList (const vector< long > &ids)
 
void addToList (long ida, long idb, long idc, long idd=0)
 
void norm (const Complex &coup)
 
virtual Complex propagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
Complex normPropagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)
 
- Protected Member Functions inherited from ThePEG::Interfaced
void reporeg (IBPtr object, string name) const
 
bool setDefaultReference (PtrT &ptr, string classname, string objectname)
 
 Interfaced (const string &newName)
 
 Interfaced (const Interfaced &i)
 
void setGenerator (tEGPtr generator)
 
- Protected Member Functions inherited from ThePEG::InterfacedBase
virtual void readSetup (istream &is)
 
virtual void doupdate ()
 
virtual void doinit ()
 
virtual void doinitrun ()
 
virtual void dofinish ()
 
virtual IVector getReferences ()
 
virtual void rebind (const TranslationMap &)
 
virtual IBPtr clone () const=0
 
 InterfacedBase (string newName)
 
 InterfacedBase (const InterfacedBase &i)
 
virtual void readSetup (istream &is)
 
virtual void doupdate ()
 
virtual void doinit ()
 
virtual void doinitrun ()
 
virtual void dofinish ()
 
virtual IVector getReferences ()
 
virtual void rebind (const TranslationMap &)
 
- Protected Member Functions inherited from ThePEG::Pointer::ReferenceCounted
 ReferenceCounted (const ReferenceCounted &)
 
ReferenceCountedoperator= (const ReferenceCounted &)
 
- Protected Member Functions inherited from ThePEG::Named
const Namedoperator= (const Named &other)
 
const string & name (const string &newName)
 
- Static Protected Member Functions inherited from ThePEG::Interfaced
static void registerRepository (IBPtr)
 
static void registerRepository (IBPtr, string newName)
 

Detailed Description

This is the implementation of the vertex coupling the Standard Model Higgs to the Standard Model fermions for helicity amplitude calculations.

See also
FFSVertex
VertexBase

Definition at line 29 of file SMFFHVertex.h.

Member Function Documentation

◆ clone()

virtual IBPtr Herwig::SMFFHVertex::clone ( ) const
protectedvirtual

Make a simple clone of this object.

Returns
a pointer to the new object.

Implements ThePEG::InterfacedBase.

◆ doinit()

virtual void Herwig::SMFFHVertex::doinit ( )
protectedvirtual

Initialize this object after the setup phase before saving and EventGenerator to disk.

Exceptions
InitExceptionif object could not be initialized properly.

Reimplemented from ThePEG::Helicity::VertexBase.

◆ fullclone()

virtual IBPtr Herwig::SMFFHVertex::fullclone ( ) const
protectedvirtual

Make a clone of this object, possibly modifying the cloned object to make it sane.

Returns
a pointer to the new object.

Reimplemented from ThePEG::InterfacedBase.

◆ persistentInput()

void Herwig::SMFFHVertex::persistentInput ( PersistentIStream is,
int  version 
)

Function used to read in object persistently.

Parameters
isthe persistent input stream read from.
versionthe version number of the object when written.

◆ persistentOutput()

void Herwig::SMFFHVertex::persistentOutput ( PersistentOStream os) const

Function used to write out object persistently.

Parameters
osthe persistent output stream written to.

◆ setCoupling()

virtual void Herwig::SMFFHVertex::setCoupling ( Energy2  q2,
tcPDPtr  part1,
tcPDPtr  part2,
tcPDPtr  part3 
)
virtual

Calculate the couplings.

Parameters
q2The scale \(q^2\) for the coupling at the vertex.
part1The ParticleData pointer for the first particle.
part2The ParticleData pointer for the second particle.
part3The ParticleData pointer for the third particle.

Implements ThePEG::Helicity::FFSVertex.

Member Data Documentation

◆ _couplast

complex<InvEnergy> Herwig::SMFFHVertex::_couplast
private

Storage of the couplings.

Last evaluation of the coupling

Definition at line 117 of file SMFFHVertex.h.

◆ _fermion

int Herwig::SMFFHVertex::_fermion
private

A definite fermion flavour to couple to.

All other flavours are ignored, if this is different from zero.

Definition at line 143 of file SMFFHVertex.h.

◆ _idlast

int Herwig::SMFFHVertex::_idlast
private

The PDG code of the last fermion the coupling was evaluated for.

Definition at line 122 of file SMFFHVertex.h.

◆ _masslast

Energy Herwig::SMFFHVertex::_masslast
private

The mass of the last fermion for which the coupling was evaluated.

Definition at line 132 of file SMFFHVertex.h.

◆ _mw

Energy Herwig::SMFFHVertex::_mw
private

The mass of the \(W\) boson.

Definition at line 137 of file SMFFHVertex.h.

◆ _q2last

Energy2 Herwig::SMFFHVertex::_q2last
private

The last \(q^2\) the coupling was evaluated at.

Definition at line 127 of file SMFFHVertex.h.

◆ _theSM

tcHwSMPtr Herwig::SMFFHVertex::_theSM
private

Pointer to the SM object.

Definition at line 108 of file SMFFHVertex.h.


The documentation for this class was generated from the following file: