ThePEG
1.8.0
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The AbstractSSSSVertex class is the base class for all scalar-scalar-scalar interactions in ThePEG. More...
#include <AbstractSSSSVertex.h>
Public Member Functions | |
AbstractSSSSVertex () | |
Default constructor. | |
virtual Complex | evaluate (Energy2 q2, const ScalarWaveFunction &sca1, const ScalarWaveFunction &sca2, const ScalarWaveFunction &sca3, const ScalarWaveFunction &sca4)=0 |
Members to calculate the helicity amplitude expressions for vertices and off-shell particles. | |
virtual ScalarWaveFunction | evaluate (Energy2 q2, int iopt, tcPDPtr out, const ScalarWaveFunction &sca1, const ScalarWaveFunction &sca2, const ScalarWaveFunction &sca3)=0 |
Evaluate the off-shell scalar coming from the vertex. | |
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VertexBase (VertexType::T name, bool kine=false) | |
Constructor for ![]() | |
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. | |
unsigned int | size () const |
Access to the particle information. | |
bool | isIncoming (tPDPtr p) const |
Is a particle allowed as an incoming particle? | |
bool | isOutgoing (tPDPtr p) const |
Is a particle allowed as an outgoing particle? | |
const set< tPDPtr > & | incoming () const |
Get the list of incoming particles. | |
const set< tPDPtr > & | outgoing () const |
Get the list of outgoing particles. | |
Complex | norm () const |
Get the coupling. | |
vector< long > | search (unsigned int ilist, long id) const |
Function to search the list. | |
vector< tPDPtr > | search (unsigned int ilist, tcPDPtr id) const |
Function to search the list. | |
bool | allowed (long id1, long id2, long id3, long id4=0) const |
Is a given combination allowed. | |
VertexType::T | getName () const |
Get name of Vertex. | |
unsigned int | getNpoint () const |
Get number of lines on Vertex. | |
unsigned int | orderInGem () const |
Get the order in ![]() | |
unsigned int | orderInGs () const |
Get the order in ![]() | |
double | strongCoupling (Energy2 q2) const |
Strong coupling. | |
double | electroMagneticCoupling (Energy2 q2) const |
Electromagnetic coupling. | |
double | weakCoupling (Energy2 q2) const |
Weak coupling. | |
double | sin2ThetaW () const |
bool | kinematics () const |
Whether or not to calculate the kinematics invariants. | |
void | kinematics (bool kine) |
Set whether or not to calculate the kinematics invariants. | |
void | calculateKinematics (const Lorentz5Momentum &p0, const Lorentz5Momentum &p1, const Lorentz5Momentum &p2) |
Calculate the kinematics for a 3-point vertex. | |
void | calculateKinematics (const Lorentz5Momentum &p0, const Lorentz5Momentum &p1, const Lorentz5Momentum &p2, const Lorentz5Momentum &p3) |
Calculate the kinematics for a 4-point vertex. | |
void | calculateKinematics (const vector< Lorentz5Momentum > &p) |
Calculate the kinematics for a n-point vertex. | |
Energy2 | invariant (unsigned int ix, unsigned int iy) const |
Get one of the kinematic invariants. | |
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virtual | ~Interfaced () |
Empty virtual destructor. | |
virtual bool | defaultInit () |
Functions which are to be used during the actual event generation, after the setup is complete. | |
PPtr | getParticle (PID) const |
Create a new Particle instance given a id number. | |
PDPtr | getParticleData (PID) const |
Return a pointer to the ParticleData object corresponding to the given id number. | |
bool | used () const |
Returns true if this object has actally been used. | |
void | useMe () const |
Should be called to indicate that this object has actually been used. | |
tEGPtr | generator () const |
Return a pointer to the EventGenerator controlling the run. | |
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virtual | ~InterfacedBase () |
The virtual (empty) destructor;. | |
string | fullName () const |
Returns the full name of this object including its path, e.g. | |
string | name () const |
Returns the name of this object, without the path. | |
string | path () const |
Returns the path to this object including the trailing '/'. | |
string | comment () const |
Returns a comment assigned to this object. | |
void | setup (istream &is) |
Read setup info from a standard istream is. | |
virtual IBPtr | fullclone () const |
Return a full clone of this object possibly doing things to the clone to make it sane. | |
virtual void | debugme () const |
Print out debugging information for this object on std::cerr. | |
void | update () |
Calls the doupdate() function with recursion prevention. | |
void | init () |
Calls the doinit() function with recursion prevention. | |
virtual bool | preInitialize () const |
Return true if this object needs to be initialized before all other objects (except those for which this function also returns true). | |
void | initrun () |
Calls the doinitrun() function with recursion prevention. | |
void | finish () |
Calls the dofinish() function with recursion prevention. | |
void | touch () |
This function should be called every time something in this object has changed in a way that a sanity check with update() is needed. | |
void | reset () |
Set the state of this object to uninitialized. | |
void | clear () |
Calls reset() and unTouch(). | |
InitState | state () const |
Return the state of initialization of this object. | |
bool | locked () const |
Return true if the BaseRepository is not allowed to change the state of this object. | |
bool | touched () const |
Return true if the state of this object has been changed since the last call to update(). | |
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virtual | ~Base () |
The virtual destructor. | |
void | debug () const |
Print out debugging information for this object on std::cerr. | |
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CounterType | referenceCount () const |
Return the reference count. | |
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Named (const string &newName=string()) | |
Constructor with name. | |
bool | operator== (const Named &other) const |
Test for equality. | |
bool | operator< (const Named &other) const |
Lexicographical comparison. |
Static Public Member Functions | |
static void | Init () |
The standard Init function used to initialize the interfaces. |
Private Member Functions | |
AbstractSSSSVertex & | operator= (const AbstractSSSSVertex &) |
The assignment operator is private and must never be called. |
Static Private Attributes | |
static AbstractNoPIOClassDescription < AbstractSSSSVertex > | initAbstractSSSSVertex |
The static object used to initialize the description of this class. |
Additional Inherited Members | |
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void | orderInGem (unsigned int order) |
Set the order in ![]() | |
void | orderInGs (unsigned int order) |
Set the order in ![]() | |
virtual void | doinit () |
Initialize this object after the setup phase before saving an EventGenerator to disk. | |
virtual void | rebind (const TranslationMap &trans) |
Rebind pointer to other Interfaced objects. | |
virtual IVector | getReferences () |
Return a vector of all pointers to Interfaced objects used in this object. | |
void | addToList (const vector< long > &ids) |
Members to set-up the particles. | |
void | addToList (long ida, long idb, long idc, long idd=0) |
Set up the lists of outer particles for the three-/four-point vertex. | |
void | norm (const Complex &coup) |
Members for the amplitude calculations. | |
virtual Complex | propagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV) |
Calculate the propagator for a diagram. | |
Complex | normPropagator (int iopt, Energy2 q2, tcPDPtr part, complex< Energy > mass=-GeV, complex< Energy > width=-GeV) |
Calculate propagator multiplied by coupling. | |
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void | reporeg (IBPtr object, string name) const |
Register the given object in the Repository with the given name in a subdirectory with the same name as this object. | |
template<typename PtrT > | |
bool | setDefaultReference (PtrT &ptr, string classname, string objectname) |
If the pointer, ptr, to an object is not set, create an object of class classname and register it with the Repository with the given objectname in a sib-directory with the same name as this object. | |
Interfaced () | |
Protected default constructor. | |
Interfaced (const string &newName) | |
Protected constructor taking a name as argument. | |
Interfaced (const Interfaced &i) | |
Protected copy-constructor. | |
void | setGenerator (tEGPtr generator) |
Protected function to reset the generator pointer, required for automatic decayer generation in Herwig++ BSM models. | |
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virtual IBPtr | clone () const =0 |
Return a simple clone of this object. | |
InterfacedBase () | |
Protected default constructor. | |
InterfacedBase (string newName) | |
Protected constructor with the name given as argument. | |
InterfacedBase (const InterfacedBase &i) | |
Protected copy-constructor. | |
virtual void | readSetup (istream &is) |
Read setup info from a standard istream is. | |
virtual void | doupdate () |
Check sanity of the object during the setup phase. | |
virtual void | doinitrun () |
Initialize this object. | |
virtual void | dofinish () |
Finalize this object. | |
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const Named & | operator= (const Named &other) |
Assignment. | |
const string & | name (const string &newName) |
Set new name. |
The AbstractSSSSVertex class is the base class for all scalar-scalar-scalar interactions in ThePEG.
Definition at line 19 of file AbstractSSSSVertex.h.
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pure virtual |
Members to calculate the helicity amplitude expressions for vertices and off-shell particles.
Evaluate the vertex.
q2 | The scale ![]() |
sca1 | The wavefunction for the first scalar. |
sca2 | The wavefunction for the second scalar. |
sca3 | The wavefunction for the third scalar. |
sca4 | The wavefunction for the fourth scalar. |
Implemented in ThePEG::Helicity::SSSSVertex.
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pure virtual |
Evaluate the off-shell scalar coming from the vertex.
q2 | The scale ![]() |
iopt | Option of the shape of the Breit-Wigner for the off-shell scalar. |
out | The ParticleData pointer for the off-shell scalar. |
sca1 | The wavefunction for the first scalar. |
sca2 | The wavefunction for the second scalar. |
sca3 | The wavefunction for the third scalar. |
Implemented in ThePEG::Helicity::SSSSVertex.
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static |
The standard Init function used to initialize the interfaces.
Called exactly once for each class by the class description system before the main function starts or when this class is dynamically loaded.
Reimplemented from ThePEG::Helicity::VertexBase.
Reimplemented in ThePEG::Helicity::SSSSVertex.
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private |
The assignment operator is private and must never be called.
In fact, it should not even be implemented.
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staticprivate |
The static object used to initialize the description of this class.
Indicates that this is an abstract class without persistent data.
Definition at line 77 of file AbstractSSSSVertex.h.