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ThePEG  2.1.5
ThePEG::V2LeptonsCut Class Reference

This class inherits from MultiCutBase and describes cuts on the invariant mass of two final state leptons corresponding to the decay of a vector boson. More...

#include <V2LeptonsCut.h>

Inheritance diagram for ThePEG::V2LeptonsCut:

Public Member Functions

virtual void describe () const
 Describe the currently active cuts in the log file.
 
Standard constructors and destructors.
 V2LeptonsCut ()
 The default constructor.
 
virtual ~V2LeptonsCut ()
 The destructor.
 
Overridden virtual functions defined in the base class.
virtual Energy2 minS (const tcPDVector &pv) const
 Return the minimum allowed value of the squared invariant mass of a set of outgoing partons of the given types. More...
 
virtual Energy2 maxS (const tcPDVector &pv) const
 Return the maximum allowed value of the squared invariant mass of a set of outgoing partons of the given types. More...
 
virtual bool passCuts (tcCutsPtr parent, const tcPDVector &ptype, const vector< LorentzMomentum > &p) const
 Return true if a set of outgoing particles with typea ptype and corresponding momenta p passes the cuts.
 
Functions used by the persistent I/O system.
void persistentOutput (PersistentOStream &os) const
 Function used to write out object persistently. More...
 
void persistentInput (PersistentIStream &is, int version)
 Function used to read in object persistently. More...
 
- Public Member Functions inherited from ThePEG::MultiCutBase
bool passCuts (tcCutsPtr parent, const tcPVector &p) const
 Return true if the given vector of particles passes the cuts.
 
- Public Member Functions inherited from ThePEG::Interfaced
virtual ~Interfaced ()
 Empty virtual destructor.
 
virtual bool defaultInit ()
 Functions which are to be used during the actual event generation, after the setup is complete. More...
 
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. More...
 
void persistentOutput (PersistentOStream &os) const
 Function used to write out object persistently. More...
 
void persistentInput (PersistentIStream &is, int version)
 Function used to read in object persistently. More...
 
- Public Member Functions inherited from ThePEG::InterfacedBase
virtual ~InterfacedBase ()
 The virtual (empty) destructor;.
 
string fullName () const
 Returns the full name of this object including its path, e.g. More...
 
string name () const
 Returns the name of this object, without the path.
 
string path () const
 Returns the path to this object including the trailing '/'. More...
 
string comment () const
 Returns a comment assigned to this object.
 
void setup (istream &is)
 Read setup info from a standard istream is. More...
 
virtual void debugme () const
 Print out debugging information for this object on std::cerr. More...
 
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). More...
 
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().
 
void persistentOutput (PersistentOStream &os) const
 Function used to write out object persistently. More...
 
void persistentInput (PersistentIStream &is, int version)
 Function used to read in object persistently. More...
 
- Public Member Functions inherited from ThePEG::Base
virtual ~Base ()
 The virtual destructor.
 
void debug () const
 Print out debugging information for this object on std::cerr. More...
 
- Public Member Functions inherited from ThePEG::Pointer::ReferenceCounted
CounterType referenceCount () const
 Return the reference count.
 
- Public Member Functions inherited from ThePEG::Named
 Named (const string &newName=string())
 Constructor with name.
 
 Named (const Named &)=default
 Explicit default copy-constructor (too avoid compiler warnings)
 
const string & name () const
 Return 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. More...
 
- Static Public Member Functions inherited from ThePEG::MultiCutBase
static void Init ()
 The standard Init function used to initialize the interfaces. More...
 
- Static Public Member Functions inherited from ThePEG::Interfaced
static void Init ()
 Standard Init function.
 
- Static Public Member Functions inherited from ThePEG::InterfacedBase
static void Init ()
 Standard Init function.
 
- Static Public Member Functions inherited from ThePEG::Base
static void Init ()
 The standard Init function used to initialize the interfaces. More...
 

Protected Member Functions

bool checkTypes (long id1, long id2) const
 Check if the PDG id numbers matches this cut.
 
int family (long id) const
 Check the family of the given PDG id number.
 
Clone Methods.
virtual IBPtr clone () const
 Make a simple clone of this object. More...
 
virtual IBPtr fullclone () const
 Make a clone of this object, possibly modifying the cloned object to make it sane. More...
 
- Protected Member Functions inherited from ThePEG::Interfaced
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. More...
 
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.
 
- Protected Member Functions inherited from ThePEG::InterfacedBase
 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. More...
 
virtual void doupdate ()
 Check sanity of the object during the setup phase. More...
 
virtual void doinit ()
 Initialize this object after the setup phase before saving an EventGenerator to disk. More...
 
virtual void doinitrun ()
 Initialize this object. More...
 
virtual void dofinish ()
 Finalize this object. More...
 
virtual IVector getReferences ()
 Return a vector of all pointers to Interfaced objects used in this object. More...
 
virtual void rebind (const TranslationMap &)
 Rebind pointer to other Interfaced objects. More...
 
- Protected Member Functions inherited from ThePEG::Pointer::ReferenceCounted
 ReferenceCounted ()
 Default constructor.
 
 ReferenceCounted (const ReferenceCounted &)
 Copy-constructor.
 
ReferenceCountedoperator= (const ReferenceCounted &)
 Assignment.
 
- Protected Member Functions inherited from ThePEG::Named
const Namedoperator= (const Named &other)
 Assignment.
 
const string & name (const string &newName)
 Set new name.
 

Private Types

enum  Family { electron = 1, muon = 2, tau = 4 }
 Enumeration of the different families. More...
 
enum  CComb { posneg = 1, negneu = 2, posneu = 4, neuneu = 8 }
 Enumeration of charge combinations. More...
 

Private Member Functions

Energy maxMinM () const
 Helper function used by the interface.
 
Energy minMaxM () const
 Helper function used by the interface.
 
V2LeptonsCutoperator= (const V2LeptonsCut &)=delete
 The assignment operator is private and must never be called. More...
 

Private Attributes

Energy theMinM
 The minimum invariant mass.
 
Energy theMaxM
 The maximum invariant mass.
 
int theFamilies
 Integer corresponding to the lepton families to match.
 
int theCComb
 Integer corresponding to the charge combination to match.
 

Static Private Attributes

static ClassDescription< V2LeptonsCutinitV2LeptonsCut
 The static object used to initialize the description of this class. More...
 

Additional Inherited Members

- Public Types inherited from ThePEG::InterfacedBase
enum  InitState { initializing = -1, uninitialized = 0, initialized = 1, runready = 2 }
 Enumeration reflecting the state of an InterfacedBase object. More...
 
- Public Types inherited from ThePEG::Pointer::ReferenceCounted
typedef unsigned int CounterType
 The integer type used for counting.
 
- Public Attributes inherited from ThePEG::Pointer::ReferenceCounted
const unsigned long uniqueId
 The unique ID. More...
 
- Static Protected Member Functions inherited from ThePEG::Interfaced
static void registerRepository (IBPtr)
 Register an Interfaced object with the Repository.
 
static void registerRepository (IBPtr, string newName)
 Register an Interfaced object with the Repository, giving it a name.
 

Detailed Description

This class inherits from MultiCutBase and describes cuts on the invariant mass of two final state leptons corresponding to the decay of a vector boson.

It can be used when generating matrix elements to avoid the long tails of the resonance.

See also
The interfaces defined for V2LeptonsCut.

Definition at line 28 of file V2LeptonsCut.h.

Member Enumeration Documentation

◆ CComb

Enumeration of charge combinations.

Enumerator
posneg 

charged lepton anti-lepton pair.

negneu 

negative lepton anti-neutrino pair.

posneu 

positive lepton anti-neutrino pair.

neuneu 

neutrino anti-neutrino pair.

Definition at line 42 of file V2LeptonsCut.h.

◆ Family

Enumeration of the different families.

Enumerator
electron 

Lepton Family.

muon 

Muon Family.

tau 

Tau Family.

Definition at line 33 of file V2LeptonsCut.h.

Member Function Documentation

◆ clone()

virtual IBPtr ThePEG::V2LeptonsCut::clone ( ) const
protectedvirtual

Make a simple clone of this object.

Returns
a pointer to the new object.

Implements ThePEG::InterfacedBase.

Referenced by V2LeptonsCut().

◆ fullclone()

virtual IBPtr ThePEG::V2LeptonsCut::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.

Referenced by V2LeptonsCut().

◆ Init()

static void ThePEG::V2LeptonsCut::Init ( )
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.

Referenced by V2LeptonsCut().

◆ maxS()

virtual Energy2 ThePEG::V2LeptonsCut::maxS ( const tcPDVector pv) const
virtual

Return the maximum allowed value of the squared invariant mass of a set of outgoing partons of the given types.

Typically used to cut off the tails of the mass of a resonance for efficiency.

Reimplemented from ThePEG::MultiCutBase.

Referenced by V2LeptonsCut().

◆ minS()

virtual Energy2 ThePEG::V2LeptonsCut::minS ( const tcPDVector pv) const
virtual

Return the minimum allowed value of the squared invariant mass of a set of outgoing partons of the given types.

Typically used to cut off the tails of the mass of a resonance for efficiency.

Reimplemented from ThePEG::MultiCutBase.

Referenced by V2LeptonsCut().

◆ operator=()

V2LeptonsCut& ThePEG::V2LeptonsCut::operator= ( const V2LeptonsCut )
privatedelete

The assignment operator is private and must never be called.

In fact, it should not even be implemented.

◆ persistentInput()

void ThePEG::V2LeptonsCut::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.

Referenced by V2LeptonsCut().

◆ persistentOutput()

void ThePEG::V2LeptonsCut::persistentOutput ( PersistentOStream os) const

Function used to write out object persistently.

Parameters
osthe persistent output stream written to.

Referenced by V2LeptonsCut().

Member Data Documentation

◆ initV2LeptonsCut

ClassDescription<V2LeptonsCut> ThePEG::V2LeptonsCut::initV2LeptonsCut
staticprivate

The static object used to initialize the description of this class.

Indicates that this is a concrete class with persistent data.

Definition at line 191 of file V2LeptonsCut.h.


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