|
PYTHIA
8.312
|
Public Member Functions | |
| SetLHEDecayProductHook (Settings &settings, const ParticleData *pdtPtrIn) | |
| Constructor. | |
| bool | canVetoProcessLevel () override |
| Override base class methods. | |
| bool | doVetoProcessLevel (Event &process) override |
| bool | initAfterBeams () override |
| Intialize the user hook after the beams. | |
| bool | checkVetoProcessLevel (Event &process) |
| Class specific. More... | |
| unsigned long int | returnCounter () |
 Public Member Functions inherited from UserHooks | |
| virtual | ~UserHooks () |
| Destructor. | |
| virtual bool | canModifySigma () |
| Possibility to modify cross section of process. | |
| virtual double | multiplySigmaBy (const SigmaProcess *sigmaProcessPtr, const PhaseSpace *phaseSpacePtr, bool inEvent) |
| Multiplicative factor modifying the cross section of a hard process. More... | |
| virtual bool | canBiasSelection () |
| Possibility to bias selection of events, compensated by a weight. | |
| virtual double | biasSelectionBy (const SigmaProcess *sigmaProcessPtr, const PhaseSpace *phaseSpacePtr, bool inEvent) |
| Multiplicative factor in the phase space selection of a hard process. More... | |
| virtual double | biasedSelectionWeight () |
| Event weight to compensate for selection weight above. | |
| virtual bool | canSetLowEnergySigma (int, int) const |
| virtual double | doSetLowEnergySigma (int, int, double, double, double) const |
| virtual bool | canVetoResonanceDecays () |
| Possibility to veto resonance decay chain. | |
| virtual bool | doVetoResonanceDecays (Event &) |
| virtual bool | canVetoPT () |
| virtual double | scaleVetoPT () |
| Transverse-momentum scale for veto test. | |
| virtual bool | doVetoPT (int, const Event &) |
| virtual bool | canVetoStep () |
| virtual int | numberVetoStep () |
| Up to how many ISR + FSR steps of hardest interaction should be checked. | |
| virtual bool | doVetoStep (int, int, int, const Event &) |
| virtual bool | canVetoMPIStep () |
| virtual int | numberVetoMPIStep () |
| Up to how many MPI steps should be checked. | |
| virtual bool | doVetoMPIStep (int, const Event &) |
| virtual bool | canVetoPartonLevelEarly () |
| virtual bool | doVetoPartonLevelEarly (const Event &) |
| virtual bool | retryPartonLevel () |
| virtual bool | canVetoPartonLevel () |
| Possibility to veto event after parton-level selection. | |
| virtual bool | doVetoPartonLevel (const Event &) |
| virtual bool | canSetResonanceScale () |
| Possibility to set initial scale in TimeShower for resonance decay. | |
| virtual double | scaleResonance (int, const Event &) |
| virtual bool | canVetoISREmission () |
| Possibility to veto an emission in the ISR machinery. | |
| virtual bool | doVetoISREmission (int, const Event &, int) |
| virtual bool | canVetoFSREmission () |
| Possibility to veto an emission in the FSR machinery. | |
| virtual bool | doVetoFSREmission (int, const Event &, int, bool=false) |
| virtual bool | canVetoMPIEmission () |
| Possibility to veto an MPI. | |
| virtual bool | doVetoMPIEmission (int, const Event &) |
| virtual bool | canReconnectResonanceSystems () |
| Possibility to reconnect colours from resonance decay systems. | |
| virtual bool | doReconnectResonanceSystems (int, Event &) |
| virtual bool | canChangeFragPar () |
| Can change fragmentation parameters. | |
| virtual void | setStringEnds (const StringEnd *, const StringEnd *, vector< int >) |
| virtual bool | doChangeFragPar (StringFlav *, StringZ *, StringPT *, int, double, vector< int >, const StringEnd *) |
| virtual bool | doVetoFragmentation (Particle, const StringEnd *) |
| virtual bool | doVetoFragmentation (Particle, Particle, const StringEnd *, const StringEnd *) |
| virtual bool | canVetoAfterHadronization () |
| virtual bool | doVetoAfterHadronization (const Event &) |
| Do the actual veto after hadronization. | |
| virtual bool | canSetImpactParameter () const |
| Can set the overall impact parameter for the MPI treatment. | |
| virtual double | doSetImpactParameter () |
| Set the overall impact parameter for the MPI treatment. | |
| virtual bool | onEndHadronLevel (HadronLevel &, Event &) |
| Custom processing at the end of HadronLevel::next. | |
| Public Member Functions inherited from PhysicsBase | |
| void | initInfoPtr (Info &infoPtrIn) |
| This function is called from above for physics objects used in a run. More... | |
| virtual | ~PhysicsBase () |
| Empty virtual destructor. | |
| bool | flag (string key) const |
| Shorthand to read settings values. | |
| int | mode (string key) const |
| double | parm (string key) const |
| string | word (string key) const |
| vector< bool > | fvec (string key) const |
| vector< int > | mvec (string key) const |
| vector< double > | pvec (string key) const |
| vector< string > | wvec (string key) const |
Additional Inherited Members | |
| Public Types inherited from PhysicsBase | |
| enum | Status { INCOMPLETE = -1, COMPLETE = 0, CONSTRUCTOR_FAILED, INIT_FAILED, LHEF_END, LOWENERGY_FAILED, PROCESSLEVEL_FAILED, PROCESSLEVEL_USERVETO, MERGING_FAILED, PARTONLEVEL_FAILED, PARTONLEVEL_USERVETO, HADRONLEVEL_FAILED, CHECK_FAILED, OTHER_UNPHYSICAL, HEAVYION_FAILED, HADRONLEVEL_USERVETO } |
| Enumerate the different status codes the event generation can have. | |
| Protected Member Functions inherited from UserHooks | |
| UserHooks () | |
| Constructor. | |
| virtual void | onInitInfoPtr () override |
| After initInfoPtr, initialize workEvent. More... | |
| void | omitResonanceDecays (const Event &process, bool finalOnly=false) |
| omitResonanceDecays omits resonance decay chains from process record. More... | |
| void | subEvent (const Event &event, bool isHardest=true) |
| subEvent extracts currently resolved partons in the hard process. More... | |
| Protected Member Functions inherited from PhysicsBase | |
| PhysicsBase () | |
| Default constructor. | |
| virtual void | onBeginEvent () |
| This function is called in the very beginning of each Pythia::next call. | |
| virtual void | onEndEvent (Status) |
| virtual void | onStat () |
| This function is called from the Pythia::stat() call. | |
| void | registerSubObject (PhysicsBase &pb) |
| Register a sub object that should have its information in sync with this. | |
| Protected Attributes inherited from UserHooks | |
| Event | workEvent = {} |
| Have one event object around as work area. | |
| double | selBias = 1. |
| User-imposed selection bias. | |
| double | enhancedEventWeight = {} |
| Bookkept quantities for boosted event weights. | |
| double | pTEnhanced = {} |
| double | wtEnhanced = {} |
| Protected Attributes inherited from PhysicsBase | |
| Info * | infoPtr = {} |
| Settings * | settingsPtr = {} |
| Pointer to the settings database. | |
| ParticleData * | particleDataPtr = {} |
| Pointer to the particle data table. | |
| Logger * | loggerPtr = {} |
| Pointer to logger. | |
| HadronWidths * | hadronWidthsPtr = {} |
| Pointer to the hadron widths data table. | |
| Rndm * | rndmPtr = {} |
| Pointer to the random number generator. | |
| CoupSM * | coupSMPtr = {} |
| Pointers to SM and SUSY couplings. | |
| CoupSUSY * | coupSUSYPtr = {} |
| BeamSetup * | beamSetupPtr = {} |
| BeamParticle * | beamAPtr = {} |
| BeamParticle * | beamBPtr = {} |
| BeamParticle * | beamPomAPtr = {} |
| BeamParticle * | beamPomBPtr = {} |
| BeamParticle * | beamGamAPtr = {} |
| BeamParticle * | beamGamBPtr = {} |
| BeamParticle * | beamVMDAPtr = {} |
| BeamParticle * | beamVMDBPtr = {} |
| PartonSystems * | partonSystemsPtr = {} |
| Pointer to information on subcollision parton locations. | |
| SigmaTotal * | sigmaTotPtr = {} |
| Pointers to the total/elastic/diffractive cross sections. | |
| SigmaCombined * | sigmaCmbPtr = {} |
| set< PhysicsBase * > | subObjects |
| UserHooksPtr | userHooksPtr |
| bool checkVetoProcessLevel | ( | Event & | process | ) |
Class specific.
Return true if the resonance decays are vetoed.
Determine which W decays hadronically
Identify W+- daughters, properly ordered.
The current distributions are for the particle with the same charge sign as the mother, i.e. W- -> e-.
Energy and absolute momentum of first decay product in W rest frame.
End of loop over W's. Do not veto any events.
|
inlineoverridevirtual |
Decide whether to veto current process or not, based on process record. Usage: doVetoProcessLevel( process).
Reimplemented from UserHooks.
1.8.11
