Pythia8B_i Class Reference

Authors: James Catmore and Maria Smizanska James.nosp@m..Cat.nosp@m.more@.nosp@m.cern.nosp@m..ch / Maria.nosp@m..Smi.nosp@m.zansk.nosp@m.a@ce.nosp@m.rn.ch Inherits from Pythia8_i by James Monk. More...

#include <Pythia8B_i.h>

Inheritance diagram for Pythia8B_i:

Collaboration diagram for Pythia8B_i:

Public Member Functions
	Pythia8B_i (const std::string &name, ISvcLocator *pSvcLocator)
	~Pythia8B_i ()
virtual StatusCode	genInitialize ()
	For initializing the generator, if required.
virtual StatusCode	genuserInitialize ()
	For initialization of user code, if required. Called after genInitialize.
virtual StatusCode	callGenerator ()
	For calling the generator on each iteration of the event loop.
virtual StatusCode	genFinalize ()
	For finalising the generator, if required.
virtual StatusCode	fillEvt (HepMC::GenEvent *)
	For filling the HepMC event object.
bool	leptonSelect (Pythia8::Event &, const std::vector< double > &, double, const std::vector< int > &, int, double, bool)
bool	cleanUndecayed (Pythia8::Event &, const std::vector< int > &)
bool	pairProperties (Pythia8::Event &, const std::vector< int > &, double, bool)
void	descendThroughDecay (Pythia8::Event &, std::vector< Pythia8::Particle > &, int) const
std::vector< int >	getCodes (const std::vector< Pythia8::Particle > &) const
bool	compare (std::vector< int >, std::vector< int >) const
bool	passesPTCuts (const std::vector< Pythia8::Particle > &) const
bool	passesEtaCuts (const std::vector< Pythia8::Particle > &) const
bool	signalAccept (Pythia8::Event &, const std::vector< int > &, unsigned int) const
bool	userSelection (Pythia8::Event &, const std::string &, const std::vector< double > &)
void	printSignalSelections (const std::vector< int > &, const std::vector< double > &, const std::vector< double > &, unsigned int) const
virtual StatusCode	fillWeights (HepMC::GenEvent *evt)
double	pythiaVersion () const
virtual StatusCode	sysInitialize () override
	Override sysInitialize.
virtual bool	isClonable () const override
	Specify if the algorithm is clonable.
virtual StatusCode	sysExecute (const EventContext &ctx) override
	Execute an algorithm.
virtual const DataObjIDColl &	extraOutputDeps () const override
	Return the list of extra output dependencies.
virtual bool	filterPassed (const EventContext &ctx) const
	Get filter decision:
virtual void	setFilterPassed (bool state, const EventContext &ctx) const
	Set filter decision:
ServiceHandle< StoreGateSvc > &	evtStore ()
	The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.
const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.
virtual StatusCode	sysStart () override
	Handle START transition.
virtual std::vector< Gaudi::DataHandle * >	inputHandles () const override
	Return this algorithm's input handles.
virtual std::vector< Gaudi::DataHandle * >	outputHandles () const override
	Return this algorithm's output handles.
Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Property< T, V, H > &t)
void	updateVHKA (Gaudi::Details::PropertyBase &)
MsgStream &	msg () const
bool	msgLvl (const MSG::Level lvl) const
Event loop algorithm methods: not to be overloaded
StatusCode	initialize ()
StatusCode	execute (const EventContext &ctx)
	Execute method.
StatusCode	finalize ()
Event collection accessors (const and non-const)
HepMC::GenEvent *event	ATLAS_NOT_CONST_THREAD_SAFE ()
	Access the current signal event (first in the McEventCollection).
McEventCollection *events	ATLAS_NOT_CONST_THREAD_SAFE ()
	Access the current event's McEventCollection.
const HepMC::GenEvent *	event_const (const EventContext &ctx) const
	Access the current signal event (const).
const McEventCollection *	events_const (const EventContext &ctx) const
	Access the current event's McEventCollection (const).

Static Public Member Functions
static const std::string &	pythia_stream ()
static std::string	xmlpath ()

Static Public Attributes
static CLHEP::HepRandomEngine *	p_rndmEngine = nullptr

Protected Member Functions
bool	useRndmGenSvc () const
bool	useReseed () const
virtual bool	isReEntrant () const override final
	Legacy algorithms are not thread-safe.
void	renounceArray (SG::VarHandleKeyArray &handlesArray)
	remove all handles from I/O resolution
std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void >	renounce (T &h)
void	extraDeps_update_handler (Gaudi::Details::PropertyBase &ExtraDeps)
	Add StoreName to extra input/output deps as needed.

Protected Attributes
std::unique_ptr< Pythia8::Pythia >	m_pythia {}
HepMC::Pythia8ToHepMC	m_pythiaToHepMC
UnsignedIntegerProperty	m_maxFailures {this, "MaxFailures", 10}
BooleanProperty	m_useRndmGenSvc {this, "useRndmGenSvc", true, "the max number of consecutive failures"}
std::shared_ptr< customRndm >	m_atlasRndmEngine {}
BooleanProperty	m_useReseed {this,"useReseed", false}
IntegerProperty	m_dsid {this, "Dsid", 999999, "Dataset ID number"}
StringArrayProperty	m_userHooks {this, "UserHooks", {} }
DoubleProperty	m_pt0timesMPI {this,"pT0timesMPI", 1.0}
DoubleProperty	m_numberAlphaS {this,"numberAlphaS", 3.0}
BooleanProperty	m_sameAlphaSAsMPI {this,"useSameAlphaSasMPI", false}

Private Types
enum	PDGID {   PROTON =2212 , ANTIPROTON =-2212 , LEAD =1000822080 , OXYGEN =1000080160 ,   HELIUM = 1000020040 , NEUTRON =2112 , ANTINEUTRON =-2112 , MUON =13 ,   ANTIMUON =-13 , ELECTRON =11 , POSITRON =-11 , INVALID =0 }
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

Private Member Functions
Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
	specialization for handling Gaudi::Property<SG::VarHandleKey>

Static Private Member Functions
static std::string	findValue (const std::string &command, const std::string &key)
static int	s_allowedTunes (double version)

Private Attributes
unsigned int	m_had
unsigned int	m_dec
int	m_trigCode
unsigned int	m_nSignalRequired
std::vector< int >	m_bcodes
std::vector< int >	m_sigCodes
std::vector< int >	m_cutCount
std::vector< double >	m_trigPtCut
std::vector< double >	m_sigPtCuts
std::vector< double >	m_sigEtaCuts
int	m_totalPythiaCalls
int	m_totalBQuark
int	m_totalCQuark
int	m_totalBBarQuark
int	m_totalCBarQuark
int	m_totalClone
int	m_passingTriggerCuts
int	m_internal_event_number
int	m_totalHard
int	m_atLeastOneAcc
std::map< int, int >	m_speciesCount
std::vector< long int >	m_seeds
bool	m_and
bool	m_oppCharges
bool	m_vetoDoubleB
bool	m_vetoDoubleC
bool	m_selectBQuarks
bool	m_selectCQuarks
double	m_qPtCut
double	m_aqPtCut
double	m_qEtaCut
double	m_aqEtaCut
double	m_invMass
double	m_trigEtaCut
std::string	m_userString
std::vector< double >	m_userVar
std::vector< Pythia8::Event >	m_BEventBuffer
std::vector< int >	m_internalEventNumbers
bool	m_doSuppressSmallPT
Pythia8::SuppressSmallPT *	m_SuppressSmallPT
unsigned int	m_failureCount
double	m_version {-1.}
StringArrayProperty	m_commands
std::vector< std::string >	m_userParams
std::vector< std::string >	m_userModes
DoubleProperty	m_collisionEnergy {this, "CollisionEnergy", 14000.0}
StringProperty	m_beam1 {this, "Beam1", "PROTON"}
StringProperty	m_beam2 {this, "Beam2", "PROTON"}
bool	m_override_transform_beamenergy {false}
StringProperty	m_lheFile {this, "LHEFile", ""}
BooleanProperty	m_doCKKWLAcceptance {this, "CKKWLAcceptance", false}
BooleanProperty	m_doFxFxXS {this, "FxFxXS", false}
BooleanProperty	m_computeEfficiency {this, "computeEfficiency", false}
double	m_nAccepted {0.}
double	m_nMerged {0.}
double	m_sigmaTotal {0.}
double	m_conversion {1.}
std::map< std::string, PDGID >	m_particleIDs
StringProperty	m_userProcess {this, "UserProcess", ""}
std::shared_ptr< Pythia8::Sigma2Process >	m_procPtr {}
std::vector< UserHooksPtrType >	m_userHooksPtrs {}
StringProperty	m_userResonances {this, "UserResonances", ""}
std::vector< std::shared_ptr< Pythia8::ResonanceWidths > >	m_userResonancePtrs
BooleanProperty	m_useLHAPDF {this, "UseLHAPDF", true}
StringProperty	m_particleDataFile {this, "ParticleData", ""}
StringProperty	m_outputParticleDataFile {this, "OutputParticleData", "ParticleData.local.xml"}
double	m_mergingWeight {1.0}
double	m_enhanceWeight {1.0}
std::vector< std::string >	m_weightIDs {}
std::vector< std::string >	m_weightNames {}
bool	m_doLHE3Weights {false}
std::vector< std::string >	m_weightCommands {}
std::vector< std::string >	m_showerWeightNames {"nominal"}
StringArrayProperty	m_showerWeightNamesProp {this, "ShowerWeightNames", {} }
PublicToolHandle< IPythia8Custom >	m_athenaTool {this, "CustomInterface", ""}
BooleanProperty	m_saveLHE {this, "SaveLHERecord", false}
DataObjIDColl	m_extendedExtraObjects
	Extra output dependency collection, extended by AthAlgorithmDHUpdate to add symlinks.
StoreGateSvc_t	m_evtStore
	Pointer to StoreGate (event store by default).
StoreGateSvc_t	m_detStore
	Pointer to StoreGate (detector store by default).
std::vector< SG::VarHandleKeyArray * >	m_vhka
bool	m_varHandleArraysDeclared

Features for derived classes to use internally
ServiceHandle< IAthRNGSvc >	m_rndmSvc {this, "RndmSvc", "AthRNGSvc"}
	Data members.
ServiceHandle< IIncidentSvc >	m_incidentSvc {this, "IncidentSvc", "IncidentSvc"}
	Handle on the incident service.
IntegerProperty	m_randomSeed {this, "RandomSeed", 1234567, "Random seed for the built-in random engine"}
	Seed for random number engine.
BooleanProperty	m_isAfterburner {this, "IsAfterburner", false, "Set true if generator modifies existing events rather than creating new ones"}
	Flag for normal vs. afterburner generators.
std::shared_ptr< HepMC3::GenRunInfo >	m_runinfo {}
	The run info for HepMC3.
CLHEP::HepRandomEngine *	getRandomEngine (const std::string &streamName, const EventContext &ctx) const
CLHEP::HepRandomEngine *	getRandomEngine (const std::string &streamName, unsigned long int randomSeedOffset, const EventContext &ctx) const
CLHEP::HepRandomEngine *	getRandomEngineDuringInitialize (const std::string &streamName, unsigned long int randomSeedOffset, unsigned int conditionsRun=1, unsigned int lbn=1) const

Properties
SG::ReadHandleKey< McEventCollection >	m_mcevents_const { this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" }
	Const handle to the MC event collection.
std::string	m_mcEventKey {}
	StoreGate key for the MC event collection (defaults to GEN_EVENT).
BooleanProperty	m_mkMcEvent {this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"}
	Flag to determine if a new MC event collection should be made if it doesn't exist.

Detailed Description

Authors: James Catmore and Maria Smizanska James.nosp@m..Cat.nosp@m.more@.nosp@m.cern.nosp@m..ch / Maria.nosp@m..Smi.nosp@m.zansk.nosp@m.a@ce.nosp@m.rn.ch Inherits from Pythia8_i by James Monk.

Definition at line 16 of file Pythia8B_i.h.

Member Typedef Documentation

StoreGateSvc_t

typedef ServiceHandle<StoreGateSvc> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::StoreGateSvc_t

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Member Enumeration Documentation

PDGID

enum Pythia8_i::PDGID

privateinherited

Enumerator
PROTON
ANTIPROTON
LEAD
OXYGEN
HELIUM
NEUTRON
ANTINEUTRON
MUON
ANTIMUON
ELECTRON
POSITRON
INVALID

Definition at line 124 of file Pythia8_i.h.

{PROTON=2212, ANTIPROTON=-2212, LEAD=1000822080, OXYGEN=1000080160, HELIUM= 1000020040, NEUTRON=2112, ANTINEUTRON=-2112, MUON=13, ANTIMUON=-13, ELECTRON=11, POSITRON=-11, INVALID=0};

Constructor & Destructor Documentation

Pythia8B_i()

Pythia8B_i::Pythia8B_i	(	const std::string &	name,
		ISvcLocator *	pSvcLocator )

Definition at line 27 of file Pythia8B_i.cxx.

                                                 : Pythia8_i(name,pSvcLocator) {
    declareProperty("NHadronizationLoops", m_had=1);
    declareProperty("NDecayLoops", m_dec=1);
    declareProperty("SelectBQuarks",m_selectBQuarks=true);
    declareProperty("SelectCQuarks",m_selectCQuarks=false);
    declareProperty("QuarkPtCut", m_qPtCut= 0.0);
    declareProperty("AntiQuarkPtCut", m_aqPtCut= 0.0);
    declareProperty("QuarkEtaCut", m_qEtaCut=102.5);
    declareProperty("AntiQuarkEtaCut", m_aqEtaCut=102.5);
    declareProperty("RequireBothQuarksPassCuts", m_and=false);
    declareProperty("VetoDoubleBEvents", m_vetoDoubleB=true);
    declareProperty("VetoDoubleCEvents", m_vetoDoubleC=true);
    declareProperty("BPDGCodes", m_bcodes);
    declareProperty("TriggerPDGCode", m_trigCode=0); // 0 = no selection applied
    declareProperty("TriggerStatePtCut", m_trigPtCut);
    declareProperty("TriggerStateEtaCut", m_trigEtaCut=2.5);
    declareProperty("MinimumCountPerCut", m_cutCount);
    declareProperty("TriggerInvariantMassCut",m_invMass=0.0);
    declareProperty("TriggerOppositeCharges",m_oppCharges=false);
    declareProperty("SignalPDGCodes", m_sigCodes);
    declareProperty("SignalPtCuts", m_sigPtCuts);
    declareProperty("SignalEtaCuts", m_sigEtaCuts);
    declareProperty("NumberOfSignalsRequiredPerEvent", m_nSignalRequired=1);
    declareProperty("UserSelection", m_userString="NONE");
    declareProperty("UserSelectionVariables", m_userVar);
    declareProperty("SuppressSmallPT", m_doSuppressSmallPT=false);
 
    m_totalBQuark = 0;
    m_totalBBarQuark = 0;
    m_totalCQuark = 0;
    m_totalCBarQuark = 0;
    m_totalPythiaCalls = 0;
    m_totalHard = 0;
    m_totalClone = 0;
    m_atLeastOneAcc = 0;
    m_passingTriggerCuts = 0;
    m_internal_event_number = 0;
    m_speciesCount.clear();
    m_SuppressSmallPT = 0;
    m_failureCount = 0;
 
    for (std::vector<int>::iterator iit=m_bcodes.begin(); iit!=m_bcodes.end(); ++iit) {
        m_speciesCount[*iit] = 0;
    }
    m_runinfo = std::make_shared<HepMC3::GenRunInfo>();
    std::vector<std::string> names = {"Default"};
    m_runinfo->set_weight_names(names);
}

~Pythia8B_i()

Pythia8B_i::~Pythia8B_i

(

)

Definition at line 78 of file Pythia8B_i.cxx.

                       {
}

Member Function Documentation

ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

McEventCollection *events GenBase::ATLAS_NOT_CONST_THREAD_SAFE ( )

inherited

Access the current event's McEventCollection.

Note

This function will make a new McEventCollection if there is not already a valid one and MakeMcEvent=True.

ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

HepMC::GenEvent *event GenBase::ATLAS_NOT_CONST_THREAD_SAFE ( )

inlineinherited

Access the current signal event (first in the McEventCollection).

Note

This function will make a new McEventCollection if there is not already a valid one and MakeMcEvent=True.

Definition at line 74 of file GenBase.h.

                                                      {
    if (events()->empty())
      ATH_MSG_ERROR("McEventCollection is empty during first event access");
    return *(events()->begin());
  }

callGenerator()

StatusCode Pythia8B_i::callGenerator ( )

virtual

For calling the generator on each iteration of the event loop.

Reimplemented from Pythia8_i.

Definition at line 148 of file Pythia8B_i.cxx.

                                    {
    
    ATH_MSG_DEBUG(">>> Pythia8B_i from callGenerator");
    
    // Check the buffers are empty - if not return so that the GenModule
    // calls fillEvt again and takes another event from the buffer
    if (m_BEventBuffer.size()!=0) {
        ATH_MSG_DEBUG("BEventBuffer not empty; skipping callGenerator");
        return StatusCode::SUCCESS;
    }
 
   if(m_useRndmGenSvc && Pythia8B_i::p_rndmEngine){
       //Re-seed the random number stream
       long seeds[7];
       const EventContext& ctx = Gaudi::Hive::currentContext();
       ATHRNG::calculateSeedsMC21(seeds, "PYTHIA8B",  ctx.eventID().event_number(), m_dsid, m_randomSeed);
       m_atlasRndmEngine->getEngine()->setSeeds(seeds, 0); // NOT THREAD-SAFE
       m_seeds.clear();
       m_seeds.push_back(seeds[0]);
       m_seeds.push_back(seeds[1]);
  }   
 
    // Generator. Shorthand for event.
    Pythia8::Event& event = Pythia8_i::m_pythia->event;
    
    // Begin event loop.
    int iEvent(0);
    while (iEvent < 1) { // keep going until an event is accepted
        
        ATH_MSG_DEBUG("Throwing the dice....");
//        if (!Pythia8_i::m_pythia->next()) continue;
        if ( !Pythia8_i::m_pythia->next() ) {
            // First check if it failed because it ran out of events.
            if ( Pythia8_i::m_pythia->info.atEndOfFile() ) {
                return StatusCode::FAILURE;
            }
 
            // Otherwise, just make sure that it's not failing too many times in a row.
            ++m_failureCount;
            if ( m_failureCount >= m_maxFailures ) {
                ATH_MSG_ERROR("Exceeded the max number of consecutive event failures.");
                return StatusCode::FAILURE;
            } else {
                ATH_MSG_INFO("Event generation failed - re-trying.");
                continue;
            }
        }
        // Reset failure counter and increment event counter after a successful event
        m_failureCount = 0;
        ++m_totalPythiaCalls;
 
        // Find b(c)/antib(c) quarks and enforce cuts as required
        int nbBeforeSelection(0);
        int nbbarBeforeSelection(0);
        int ncBeforeSelection(0);
        int ncbarBeforeSelection(0);
        int nbQuark(0);
        int nbbarQuark(0);
        int ncQuark(0);
        int ncbarQuark(0);
        int stat;
        for (int i = 0; i < event.size(); ++i) {
            stat = event[i].statusAbs();
            bool isBQuark(false);
            bool isCQuark(false);
            bool isAntiBQuark(false);
            bool isAntiCQuark(false);
            // b-quarks (=anti-B hadrons)
            if (event[i].id() == 5 && (stat == 62 || stat == 63)) {isBQuark=true; ++nbBeforeSelection;}
            if (event[i].id() == 4 && (stat == 62 || stat == 63)) {isCQuark=true; ++ncBeforeSelection;}
            if ( (isBQuark && m_selectBQuarks) || ((isCQuark && m_selectCQuarks)) ) {
                bool passesPtCut(false); bool passesEtaCut(false);
                std::string accString = " : REJECTED";
                double qpt = event[i].pT(); double qeta = std::abs(event[i].eta());
                if (qpt>m_qPtCut) passesPtCut=true;
                if (qeta<m_qEtaCut) passesEtaCut=true;
                if (passesPtCut && passesEtaCut) {
                    if (isBQuark) ++nbQuark;
                    if (isCQuark) ++ncQuark;
                    accString = " : ACCEPTED";
                }
                if (isBQuark) ATH_MSG_DEBUG("bQuark pt/eta = " << qpt << "/" << qeta << accString);
                if (isCQuark) ATH_MSG_DEBUG("cQuark pt/eta = " << qpt << "/" << qeta << accString);
            }
            // anti-b quarks (=B-hadrons)
            if (event[i].id() == -5 && (stat == 62 || stat == 63)) {isAntiBQuark=true; ++nbbarBeforeSelection;}
            if (event[i].id() == -4 && (stat == 62 || stat == 63)) {isAntiCQuark=true; ++ncbarBeforeSelection;}
            if ( (isAntiBQuark && m_selectBQuarks) || ((isAntiCQuark && m_selectCQuarks)) ) {
                bool passesPtCut(false); bool passesEtaCut(false);
                std::string accString = " : REJECTED";
                double aqpt = event[i].pT(); double aqeta = std::abs(event[i].eta());
                if (aqpt>m_aqPtCut) passesPtCut=true;
                if (aqeta<m_aqEtaCut) passesEtaCut=true;
                if (passesPtCut && passesEtaCut) {
                    if (isAntiBQuark) ++nbbarQuark;
                    if (isAntiCQuark) ++ncbarQuark;
                    accString = " : ACCEPTED";
                }
                if (isAntiBQuark) ATH_MSG_DEBUG("bbarQuark pt/eta = " << aqpt << "/" << aqeta << accString);
                if (isAntiCQuark) ATH_MSG_DEBUG("ccbarQuark pt/eta = " << aqpt << "/" << aqeta << accString);
            }
        }
        if (nbBeforeSelection+nbbarBeforeSelection>=4 && m_vetoDoubleB) {
            ATH_MSG_DEBUG("At user request, rejecting double b-bbar event; throwing dice again");
            continue;
        }
        if (ncBeforeSelection+ncbarBeforeSelection>=4 && m_vetoDoubleC) {
            ATH_MSG_DEBUG("At user request, rejecting double c-cbar event; throwing dice again");
            continue;
        }
        bool rejectBBbar(false);
        bool rejectCCbar(false);
        // Enforce user selections
        if (!m_and && (nbbarQuark==0 && nbQuark==0) && m_selectBQuarks) rejectBBbar=true;
        if (m_and && (nbbarQuark==0 || nbQuark==0) &&  m_selectBQuarks) rejectBBbar=true;
        if (!m_and && (ncbarQuark==0 && ncQuark==0) && m_selectCQuarks) rejectCCbar=true;
        if (m_and && (ncbarQuark==0 || ncQuark==0) &&  m_selectCQuarks) rejectCCbar=true;
        if (m_selectBQuarks && m_selectCQuarks && rejectBBbar && rejectCCbar) {
            ATH_MSG_DEBUG("No b- or c- quarks accepted; throwing the dice again");
            continue;
        }
        if (m_selectBQuarks && !m_selectCQuarks && rejectBBbar) {
            ATH_MSG_DEBUG("No b-quarks accepted; throwing the dice again");
            continue;
        }
        if (!m_selectBQuarks && m_selectCQuarks && rejectCCbar) {
            ATH_MSG_DEBUG("No c-quarks accepted; throwing the dice again");
            continue;
        }
        m_totalBQuark += nbQuark;
        m_totalBBarQuark += nbbarQuark;
        m_totalCQuark += ncQuark;
        m_totalCBarQuark += ncbarQuark;
        ++m_totalHard;
        
        // Switch off decays of species of interest if requested (only for repeated decays)
        bool doRepeatedDecays(false); if (m_dec>1) doRepeatedDecays=true;
        if (doRepeatedDecays) {
            for (unsigned int iC = 0; iC < m_bcodes.size(); ++iC) Pythia8_i::m_pythia->particleData.mayDecay( m_bcodes[iC], false);
        }
        
        //  REPEATED HADRONIZATION LOOP
        //  Make a spare copy of event
        Pythia8::Event eventCopy;
        std::vector<Pythia8::Event> repeatHadronizedEvents;
        std::vector<Pythia8::Event>::iterator eventItr;
        eventCopy = event;
        // Begin loop over rounds of hadronization for same event.
        for (unsigned int iRepeat = 0; iRepeat < m_had; ++iRepeat) {
            ++m_totalClone;
            // Repeated hadronization: restore saved event record.
            if (iRepeat > 0) event = eventCopy;
            // Repeated hadronization: do HadronLevel (repeatedly).
            if (!Pythia8_i::m_pythia->forceHadronLevel()) continue;
            repeatHadronizedEvents.push_back(event); // save the events for selections
        }
        
        // REPEATED DECAY LOOP
        std::vector<Pythia8::Event> savedEvents;
        if (doRepeatedDecays) {
            // switch decays back on
            for (unsigned int iC = 0; iC < m_bcodes.size(); ++iC) Pythia8_i::m_pythia->particleData.mayDecay( m_bcodes[iC], true);
            // Loop over repeatedly hadronized events
            for (eventItr=repeatHadronizedEvents.begin(); eventItr!=repeatHadronizedEvents.end(); ++eventItr) {
                for (unsigned int iRepeat = 0; iRepeat < m_dec; ++iRepeat) {
                    event = (*eventItr);
                    if (!Pythia8_i::m_pythia->moreDecays()) break;
                    savedEvents.push_back(event);
                }
            }
        }
        if (!doRepeatedDecays) savedEvents = std::move(repeatHadronizedEvents);
        
        //event.list();
        
        // Make final selections on savedEvents
        std::vector<Pythia8::Event> finalEvents;
        bool signalSelect(false);
        if (m_sigCodes.size()>0) signalSelect=true;
        for (eventItr=savedEvents.begin(); eventItr!=savedEvents.end(); ++eventItr) {
            // Does event contain basic leptons needed to fire triggers?
            if (!leptonSelect(*eventItr,m_trigPtCut,m_trigEtaCut,m_cutCount,m_trigCode,m_invMass,m_oppCharges)) continue;
            ++m_passingTriggerCuts;
            // Does the events contain a signal decay as required by the user
            if (signalSelect) {
                if (!cleanUndecayed(*eventItr,m_bcodes)) continue;
                if (!signalAccept(*eventItr,m_sigCodes,m_nSignalRequired)) continue;
            }
            // User-defined selections if any
            if (!m_userString.empty()) {
                if (!userSelection(*eventItr,m_userString,m_userVar)) continue;
            }
            finalEvents.push_back(*eventItr);
            ++iEvent;
        }
        savedEvents.clear();
        if (finalEvents.size()>0) ++m_atLeastOneAcc;
        
        // Species counting and preparing vector for filling
        for (eventItr=finalEvents.begin(); eventItr!=finalEvents.end(); ++eventItr) {
            for (int i = 0; i < (*eventItr).size(); ++i) {
                int id = (*eventItr)[i].id();
                std::map<int,int>::iterator it;
                it = m_speciesCount.find(id);
                if (it != m_speciesCount.end()) {
                    it->second++;
                }
            }
            m_BEventBuffer.push_back(*eventItr);
            ++m_internal_event_number;
            m_internalEventNumbers.push_back(m_internal_event_number);
            //(*eventItr).list();
        }
        
        // End of event loop.
    }
    
    StatusCode returnCode = StatusCode::SUCCESS;
    
    return returnCode;
}

cleanUndecayed()

bool Pythia8B_i::cleanUndecayed	(	Pythia8::Event &	theEvent,
		const std::vector< int > &	bCodes )

Definition at line 539 of file Pythia8B_i.cxx.

                                                                                    {
    
    bool cleanEvent(true);
    std::string accString(" : ACCEPTED");
    for (int i = 0; i<theEvent.size(); ++i) {
        const Pythia8::Particle &theParticle = theEvent[i];
        int id = theParticle.id();
        int status = theParticle.status();
        for (auto iItr = bCodes.begin(); iItr!=bCodes.end(); ++iItr) {
            if ( (id == *iItr) && (status>0) ) {accString=" : REJECTED"; cleanEvent = false;}
        }
    }
    ATH_MSG_DEBUG("Check event for undecayed signal particles" << accString);
    
    return cleanEvent;
    
}

compare()

bool Pythia8B_i::compare	(	std::vector< int >	vect1,
		std::vector< int >	vect2 ) const

Definition at line 631 of file Pythia8B_i.cxx.

                                                                         {
    
    if (vect1.size()!=vect2.size()) return false;
    
    bool isTheSame(true);
    int size = vect1.size();
    std::sort(vect1.rbegin(), vect1.rend());
    std::sort(vect2.rbegin(), vect2.rend());
    for (int i=0; i<size; ++i) {
        if (vect1[i] != vect2[i]) {isTheSame = false; break;}
    }
    return isTheSame;
    
}

declareGaudiProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareGaudiProperty ( Gaudi::Property< T, V, H > & hndl, const SG::VarHandleKeyType &  )

inlineprivateinherited

specialization for handling Gaudi::Property<SG::VarHandleKey>

Definition at line 156 of file AthCommonDataStore.h.

  {
    return *AthCommonDataStore<PBASE>::declareProperty(hndl.name(),
                                                       hndl.value(), 
                                                       hndl.documentation());
 
  }

declareProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareProperty ( Gaudi::Property< T, V, H > & t )

inlineinherited

Definition at line 145 of file AthCommonDataStore.h.

                                                                     {
    typedef typename SG::HandleClassifier<T>::type htype;
    return AthCommonDataStore<PBASE>::declareGaudiProperty(t, htype());
  }

descendThroughDecay()

void Pythia8B_i::descendThroughDecay	(	Pythia8::Event &	theEvent,
		std::vector< Pythia8::Particle > &	list,
		int	i ) const

Definition at line 602 of file Pythia8B_i.cxx.

                                                                                                          {
    
    list.push_back(theEvent[i]);
    std::vector<int> childrenIndices = theEvent.daughterList(i);
    std::vector<int>::iterator iItr;
    for (iItr = childrenIndices.begin(); iItr != childrenIndices.end(); ++iItr) {
        descendThroughDecay(theEvent,list,*iItr);
    }
    
    return;
    
}

detStore()

const ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::detStore ( ) const

inlineinherited

The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 95 of file AthCommonDataStore.h.

{ return m_detStore; }

event_const()

const HepMC::GenEvent * GenBase::event_const ( const EventContext & ctx ) const

inlineinherited

Access the current signal event (const).

Definition at line 81 of file GenBase.h.

                                                                    {
    const McEventCollection* coll = events_const(ctx);
    if (coll->empty())
      ATH_MSG_ERROR("Const McEventCollection is empty during first event access");
    return *(coll->begin());
  }

events_const()

const McEventCollection * GenBase::events_const ( const EventContext & ctx ) const

inlineinherited

Access the current event's McEventCollection (const).

Definition at line 95 of file GenBase.h.

                                                                         {
    SG::ReadHandle<McEventCollection> ret = SG::makeHandle(m_mcevents_const, ctx);
    if (!ret.isValid())
      ATH_MSG_ERROR("No McEventCollection found in StoreGate with key " << m_mcevents_const.key());
    return ret.cptr();
  }

evtStore()

ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::evtStore ( )

inlineinherited

The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 85 of file AthCommonDataStore.h.

{ return m_evtStore; }

execute()

StatusCode GenModule::execute ( const EventContext & ctx )

virtualinherited

Execute method.

Todo

Remove hard-coded alg name checking (already incomplete)

Reimplemented from GenBase.

Definition at line 70 of file GenModule.cxx.

                                                   {
  // Examples of how to retrieve the random number engine for a given
  // stream.
  // NB getRandomEngine should only be called once per event for a
  // given stream, as it causes the stream to be re-seeded each time
  // it is called.
 
  // Example 1 - seeded based on the current event number (+ slot, run, streamName)
  //CLHEP::HepRandomEngine* rndmEngine = this->getRandomEngine("MyStream", ctx);
 
  // Example 2 - seeded based on the m_randomSeed property (+ slot, run, streamName)
  //CLHEP::HepRandomEngine* rndmEngine = this->getRandomEngine("MyStream", m_randomSeed.value(), ctx);
 
  // Call the code that generates an event
  CHECK(this->callGenerator());
 
  // Create the MC event and send the GeneratorEvent stored in it to fillEvt
  HepMC::GenEvent* evt = HepMC::newGenEvent(1,1);
  CHECK(this->fillEvt(evt));
  HepMC::fillBarcodesAttribute(evt);
 
  // Add the event to the MC event collection
  if (events()) {
    // If this is an "afterburner" generator, replace the last event rather than add a new one
    if (m_isAfterburner.value() || name() == "Tauola" || name() == "Photos") {
      events()->pop_back();
    }
    // Add the event to the end of the collection
    events()->push_back(evt);
    ATH_MSG_DEBUG("MC event added to McEventCollection");
 
    // remove the empty event in case of ParticleDecayer
    if (name() == "ParticleDecayer") {
      events()->pop_back();
    }
  }
 
  // Call the incident service to notify that an event has been made
  m_incidentSvc->fireIncident( Incident(name(), "McEventGenerated") );
  return StatusCode::SUCCESS;
}

extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::extraDeps_update_handler ( Gaudi::Details::PropertyBase & ExtraDeps )

protectedinherited

Add StoreName to extra input/output deps as needed.

use the logic of the VarHandleKey to parse the DataObjID keys supplied via the ExtraInputs and ExtraOuputs Properties to add the StoreName if it's not explicitly given

extraOutputDeps()

const DataObjIDColl & AthCommonAlgorithm< Gaudi::Algorithm >::extraOutputDeps ( ) const

overridevirtualinherited

Return the list of extra output dependencies.

This list is extended to include symlinks implied by inheritance relations.

Definition at line 89 of file AthCommonAlgorithm.cxx.

{
  // If we didn't find any symlinks to add, just return the collection
  // from the base class.  Otherwise, return the extended collection.
  if (!m_extendedExtraObjects.empty()) {
    return m_extendedExtraObjects;
  }
  return BaseAlg::extraOutputDeps();
}

fillEvt()

StatusCode Pythia8B_i::fillEvt ( HepMC::GenEvent * evt )

virtual

For filling the HepMC event object.

Reimplemented from Pythia8_i.

Definition at line 371 of file Pythia8B_i.cxx.

                                                {
    
    ATH_MSG_DEBUG(">>> Pythia8B_i from fillEvt");
    ATH_MSG_DEBUG("BEventBuffer contains " << m_BEventBuffer.size() << " events ");
    if (m_BEventBuffer.size()==0 ) {
        ATH_MSG_DEBUG("BEventBuffer now empty - going to next Pythia event");
        return StatusCode::SUCCESS;
    }
    
    Pythia8::Event &pyev = *(m_BEventBuffer.begin());
    evt->set_event_number(*(m_internalEventNumbers.begin()));
    m_pythiaToHepMC.fill_next_event(pyev, evt, 1, &Pythia8_i::m_pythia->info);
    
    
    // set the randomseeds
    if(useRndmGenSvc() && Pythia8B_i::p_rndmEngine)
        HepMC::set_random_states(evt,m_seeds);
    
    // set the event weight
    if (!evt->run_info()) evt->set_run_info(m_runinfo);
    evt->set_units(HepMC3::Units::MEV, HepMC3::Units::MM);
 
    // Remove event/number from buffer
    m_BEventBuffer.erase(m_BEventBuffer.begin());
    m_internalEventNumbers.erase(m_internalEventNumbers.begin());
    
    
    return StatusCode::SUCCESS;
}

fillWeights()

StatusCode Pythia8_i::fillWeights ( HepMC::GenEvent * evt )

virtualinherited

mismatch in weight name!

Definition at line 482 of file Pythia8_i.cxx.

                                                   {
 
  // reset
  m_mergingWeight    = m_pythia->info.mergingWeightNLO(); // first initialisation, good for the nominal weight in any case (see Merging:includeWeightInXsection).
  m_enhanceWeight    = 1.0;  // better to keep the enhancement from UserHooks in a separate variable, to keep the code clear
 
#ifndef PYTHIA8_304SERIES
  // include Enhance userhook weight
  for(const auto &hook: m_userHooksPtrs) {
    if (hook->canEnhanceEmission()) {
      m_enhanceWeight *= hook->getEnhancedEventWeight();
    }
  }
#endif // not PYTHIA8_304SERIES
 
  // DO NOT try to distinguish between phase space and merging contributions: only their product contains both, so always multiply them in order to be robust
  double eventWeight = m_pythia->info.weight() * m_mergingWeight * m_enhanceWeight; 
 
  std::map<std::string,double> fWeights; // temporary weight vector, needed while managing hepmc2 and 3 simultaneously
 
  // save as Default the usual pythia8 weight, including enhancements
  // NB: info.weight() is built upon info.eventWeightLHEF (but includes shower "decorations"), not from the rwgt LHE vector.
  size_t atlas_specific_weights = 1;
  fWeights["Default"]=eventWeight;
  if(m_internal_event_number == 1)  {
     ATH_MSG_INFO("found LHEF version "<< m_pythia->info.LHEFversion() );
     if (m_pythia->info.LHEFversion() > 1)  m_doLHE3Weights = true;
     m_weightIDs.clear();
     m_weightIDs.push_back("Default"); // notice that we are assigning a weightname = weightID
  }
 
  // Now systematic weights: a) generator and b) shower variations
  // merging implies reading from lhe files (while the opposite is not true, ok, but still works)
  if (m_lheFile!="") {
       // remember that the true merging component can be disentangled only when there are LHE input events
 
       // make sure to get the merging weight correctly: this is needed  -only- for systematic weights (generator and parton shower variations)
       // NB: most robust way, regardless of the specific value of Merging:includeWeightInXsection (if on, info.mergingWeight() is always 1.0 ! )
       m_mergingWeight *= ( m_pythia->info.weight() / m_pythia->info.eventWeightLHEF ); // this is the actual merging component, regardless of conventions,
                                                                                      // needed by systematic variation weights
                                                                                      // this includes rare compensation or selection-biased weights
  }
 
 
  ATH_MSG_DEBUG("Event weights: enhancing weight, merging weight, total weight = "<<m_enhanceWeight<<", "<<m_mergingWeight<<", "<<eventWeight);
 
  // we already filled the "Default" weight
  std::vector<std::string>::const_iterator id = m_weightIDs.begin()+atlas_specific_weights;
 
  // a) fill generator weights
  if(m_pythia->info.getWeightsDetailedSize() != 0){
    for(std::map<std::string, Pythia8::LHAwgt>::const_iterator wgt = m_pythia->info.rwgt->wgts.begin();
        wgt != m_pythia->info.rwgt->wgts.end(); ++wgt){
 
      if(m_internal_event_number == 1){
        m_weightIDs.push_back(wgt->first);
      }else{
        if(*id != wgt->first){
          ATH_MSG_ERROR("Mismatch in LHE3 weight id.  Found "<<wgt->first<<", expected "<<*id);
          return StatusCode::FAILURE;
        }
        ++id;
      }
 
      std::map<std::string, Pythia8::LHAweight>::const_iterator weightName = m_pythia->info.init_weights->find(wgt->first);
      if(weightName != m_pythia->info.init_weights->end()){
        fWeights[weightName->second.contents] = m_mergingWeight * m_enhanceWeight * wgt->second.contents;
      }else{
        // if no name was assigned/found, assign a weightname = weightid
        fWeights[wgt->first] = m_mergingWeight * m_enhanceWeight * wgt->second.contents;
      }
 
    }
  }
 
  // b) shower weight variations
  // always start from second shower weight: the first was saved already as "Default"
 
  for(int iw = 1; iw < m_pythia->info.PYTHIA8_NWEIGHTS(); ++iw){
 
    std::string wtName = ((int)m_showerWeightNames.size() == m_pythia->info.PYTHIA8_NWEIGHTS())? m_showerWeightNames[iw]: "ShowerWt_" +std::to_string(iw);
 
    fWeights[wtName] = m_mergingWeight * m_enhanceWeight * m_pythia->info.PYTHIA8_WEIGHT(iw)*m_conversion;
 
    if(m_internal_event_number == 1) {
        m_weightIDs.push_back(wtName);
        ATH_MSG_DEBUG("Shower weight name, value, conversion: "<<wtName<<", "<<  fWeights[wtName] <<","<<m_conversion );
    }
  }
 
  // Now save, as a backup, also the LHEF weight without enhancements (useful for possible, rare, non-default cases)
  // to make clear that it should not be used in analyses, save it always with a -10 factor (so that its goal is clear even if not checking its name)
  if (m_lheFile!="") 
  {
       fWeights["EXTRA_bare_LHE_weight"]=(-10.0)*m_pythia->info.eventWeightLHEF;
       if(m_internal_event_number == 1)  m_weightIDs.push_back("EXTRA_bare_LHE_weight");
  }
 
  // Sad, but needed: create a string vector with acceptable order of weight names
  if(m_internal_event_number == 1){
     m_weightNames.clear();
     for(const std::string &id : m_weightIDs){
       if(m_doLHE3Weights) {
         std::map<std::string, Pythia8::LHAweight>::const_iterator weight = m_pythia->info.init_weights->find(id);
         if(weight != m_pythia->info.init_weights->end()) m_weightNames.push_back(weight->second.contents);
         else m_weightNames.push_back(id);
       }
       else { 
     m_weightNames.push_back(id);
       }
     }
     if (m_weightNames.size() !=  fWeights.size() ) {
         ATH_MSG_ERROR("Something wrong when building list of weight names: " << m_weightNames.size() << " vs "<< fWeights.size() << ", exiting ...");
         return StatusCode::FAILURE;
     }
  }
 
  // The following depends on the specific hepmc2/3 implementation
  if (!evt->run_info()) {
     evt->set_run_info(m_runinfo);
  }
  evt->run_info()->set_weight_names(m_weightNames);
 
  // for the first event, weight EXTRA_bare_LHE_weight is not present in evt->weights(), so we need to book a place for it by hand
  if (m_internal_event_number == 1 && evt->run_info()->weight_names().size() == evt->weights().size()+1 ) {
     evt->weights().push_back(1.0);
  }
 
  // added conversion GeV ->  MeV to ensure correct units
  evt->set_units(HepMC3::Units::MEV, HepMC3::Units::MM);
 
  evt->weights().resize(fWeights.size(), 1.0);
  for (const auto & w: fWeights) {
      evt->weight(w.first)=w.second;
  }
 
  auto beams=evt->beams();
  ATH_MSG_DEBUG( " Energy of the beams " << beams[0]->momentum().e() );
 
//uncomment to list HepMC events
//    std::cout << " print::listing Pythia8 " << std::endl;
//    HepMC3::Print::listing(std::cout, *evt); 
 
 
  return StatusCode::SUCCESS;
}

filterPassed()

virtual bool AthCommonAlgorithm< Gaudi::Algorithm >::filterPassed ( const EventContext & ctx ) const

inlinevirtualinherited

Get filter decision:

Definition at line 93 of file AthCommonAlgorithm.h.

                                                           {
    return execState( ctx ).filterPassed();
  }

finalize()

StatusCode GenModule::finalize ( )

inlineinherited

Definition at line 55 of file GenModule.h.

{ return genFinalize(); }

findValue()

std::string Pythia8_i::findValue ( const std::string & command, const std::string & key )

staticprivateinherited

genFinalize()

StatusCode Pythia8B_i::genFinalize ( )

virtual

For finalising the generator, if required.

Reimplemented from Pythia8_i.

Definition at line 403 of file Pythia8B_i.cxx.

                                  {
    
    ATH_MSG_INFO(">>> Pythia8B_i from genFinalize");
    
    Pythia8_i::m_pythia->stat();
    
    Pythia8::Info info = Pythia8_i::m_pythia->info;
    double xs = info.sigmaGen();// in mb
    xs *= 1000. * 1000.;//convert to nb
    
    std::cout <<   "MetaData: cross-section (nb)= " << xs << std::endl;
    std::cout <<   "Total events from Pythia = " << m_totalPythiaCalls<< std::endl;
    std::cout <<   "Number of accepted b quarks = " << m_totalBQuark<< std::endl;
    std::cout <<   "Number of accepted bbar quarks = " << m_totalBBarQuark<< std::endl;
    std::cout <<   "Number of accepted c quarks = " << m_totalCQuark<< std::endl;
    std::cout <<   "Number of accepted cbar quarks = " << m_totalCBarQuark<< std::endl;
    std::cout <<   "Number of accepted b/c events before hadronization = " << m_totalHard<< std::endl;
    std::cout <<   "Number of hadronization loops per b/c-event = " << m_had<< std::endl;
    std::cout <<   "Total number of hadronization loops = " << m_totalClone<< std::endl;
    std::cout <<   "Number of accepted b/c events yielding at least one finally accepted event = " << m_atLeastOneAcc<< std::endl;
    std::cout <<   "Average number of accepted events per hard event = " << static_cast<float>(m_internal_event_number)/static_cast<float>(m_atLeastOneAcc)<< std::endl;
    std::cout <<   "Number of events passing trigger cuts = " << m_passingTriggerCuts<< std::endl;
    std::cout <<   "Number of accepted events = " << m_internal_event_number<< std::endl;
    std::cout <<   "Summary of cuts: " << std::endl;
    if (m_selectBQuarks || m_selectCQuarks) {
        if (m_selectBQuarks) std::cout << "Quarks cuts apply to b-quarks" << std::endl;
        if (m_selectCQuarks) std::cout << "Quarks cuts apply to c-quarks" << std::endl;
        std::cout <<   "Quark pt > " << m_qPtCut << std::endl;
        std::cout <<   "Antiquark pt > " << m_aqPtCut << std::endl;
        std::cout <<   "Quark eta < " << m_qEtaCut << std::endl;
        std::cout <<   "Antiquark eta < " << m_aqEtaCut << std::endl;
        if (m_and) std::cout << "Require quark and anti-quark pass cuts" << std::endl;
    }
    std::cout <<   "Trigger lepton type = " << m_trigCode << std::endl;
    std::cout <<   "Trigger lepton pt cuts: ";
    for (unsigned int prCntr=0; prCntr<m_trigPtCut.size(); ++prCntr) {std::cout << m_trigPtCut[prCntr] << " ";}
    std::cout << std::endl;
    std::cout <<   "Trigger lepton eta cut: " << m_trigEtaCut << std::endl;
    std::cout <<   "Required number of leptons passing each trigger cut = ";
    for (unsigned int prCntr=0; prCntr<m_cutCount.size(); ++prCntr) {std::cout << m_cutCount[prCntr] << " ";}
    std::cout << std::endl;
    std::cout <<   "Invariant mass of trigger leptons > " << m_invMass << std::endl;
    if (m_oppCharges) std::cout << "Trigger leptons required to have opposite charges" << std::endl;
    if (m_sigCodes.size() > 0) printSignalSelections(m_sigCodes,m_sigPtCuts,m_sigEtaCuts,m_nSignalRequired);
    if (!m_userString.empty()) std::cout << "User selection: " << m_userString << std::endl;
    
    if (m_speciesCount.size()>0) {
        std::cout <<"\nSpecies\tCount\n"<< std::endl;
        for ( std::map<int,int>::iterator iter = m_speciesCount.begin();
             iter != m_speciesCount.end(); ++iter )
            std::cout << iter->first << '\t' << iter->second << '\n'<< std::endl;
    }
    if (m_dec>1) std::cout << "Number of times each of these states were copied and decayed: " << m_dec << std::endl;
    
    float cloningFactor = (float)(m_internal_event_number)/(float)(m_atLeastOneAcc);
    float finalXS = ((float)xs*((float)m_internal_event_number/(float)m_totalPythiaCalls))/(float)m_had;
    
    std::cout << " I===================================================================================== " << std::endl;
    std::cout << " I   CROSSSECTION OF YOUR B-CHANNEL IS                   I    " << std::endl;
    std::cout << " I                       BX= PX*NB/AC/MHAD=              I    " << finalXS << " nb" << std::endl;
    std::cout << " I                                                       I    " << std::endl;
    std::cout << " I   IN CASE YOU FORCED ANY DECAY YOU SHOULD             I    " << std::endl;
    std::cout << " I   CORRECT CROSS SECTION BX FURTHER, MULTIPLYING       I    " << std::endl;
    std::cout << " I   BX BY BRANCHING RATIO(S) OF YOUR FORCED             I    " << std::endl;
    std::cout << " I   DECAY(S) AND BY A FACTOR OF 2 FOR SYMMETRY          I    " << std::endl;
    std::cout << " I                                                       I    " << std::endl;
    std::cout << " I   MORE DETAILS ON CROSS SECTION                       I    " << std::endl;
    std::cout << " I   PYTHIA CROSS SECTION IS                  PX=           I    " << xs <<" nb" << std::endl;
    std::cout << " I   NUMBER OF   ACCEPTED  HARD EVENTS     AC=           I    " << m_totalPythiaCalls << std::endl;
    std::cout << " I   NUMBER OF   ACCEPTED    B-EVENTS   IS NB=           I    " << m_internal_event_number<< std::endl;
    std::cout << " I   REPEATED HADRONIZATIONS IN EACH EVENT MHAD=         I    " << m_had << std::endl;
    std::cout << " I   AVERAGE NUM OF ACCEPTED EVTS IN HADRONIZATION LOOP  I    " << cloningFactor << std::endl;
    std::cout << " I   IN CASE YOU FORCED ANY DECAY YOU SHOULD             I    " << std::endl;
    std::cout << " I   CORRECT CROSS SECTION BX FURTHER, MULTIPLYING       I    " << std::endl;
    std::cout << " I   BX BY BRANCHING RATIO(S) OF YOUR FORCED             I    " << std::endl;
    std::cout << " I   DECAY(S) AND BY A FACTOR OF 2 FOR SYMMETRY          I    " << std::endl;
    std::cout << " I                                                       I    " << std::endl;
    std::cout << " I===================================================================================== " << std::endl;
    std::cout << "" << std::endl;
    std::cout << "MetaData: cross-section (nb)= " << finalXS << std::endl;
    
    return StatusCode::SUCCESS;
}

genInitialize()

StatusCode Pythia8B_i::genInitialize ( )

virtual

For initializing the generator, if required.

Here one can fill extra information, e.g. the used tools in a format generator name, version string, comment.

Reimplemented from Pythia8_i.

Definition at line 82 of file Pythia8B_i.cxx.

                                     {
 
    // Logic checks
    unsigned int trigPtCutsSize = m_trigPtCut.size();
    if (trigPtCutsSize!=m_cutCount.size()) {
        ATH_MSG_ERROR("You are requesting " << trigPtCutsSize << " trigger-like pt cuts but are providing required counts for " << m_cutCount.size() << " cuts. This doesn't make sense.");
        return StatusCode::FAILURE;
    }
 
    // This over-rides the genInitialize in the base class Pythia8_i, but then calls it
    // Sets the built-in UserHook called SuppressLowPT
    // FOR ONIA USE ONLY
    ATH_MSG_INFO("genInitialize() from Pythia8B_i");
 
    bool canSetHook=true;
    if (m_doSuppressSmallPT) {
        Pythia8_i::m_userHooks=std::vector<std::string>(1, "SuppressSmallPT");
    }
 
    if (!canSetHook) {
       ATH_MSG_ERROR(" *** Unable to initialise PythiaB !! ***");
       return StatusCode::FAILURE;
    }
 
    if(m_userString == "NONE") m_userString.clear();
    // Call the base class genInitialize()
    CHECK(Pythia8_i::genInitialize());
 
  ATH_MSG_DEBUG("... seeding Athena random number generator");
    if (m_useRndmGenSvc){
      p_rndmEngine = m_atlasRndmEngine->getEngine(); // NOT THREAD-SAFE
      if (!p_rndmEngine) {
        ATH_MSG_FATAL("Unable to retrieve HepRandomEngine. Bailing out.");
        return StatusCode::FAILURE;
      }
    }
    return StatusCode::SUCCESS;
}

genuserInitialize()

StatusCode Pythia8B_i::genuserInitialize ( )

virtual

For initialization of user code, if required. Called after genInitialize.

Reimplemented from GenModule.

Definition at line 123 of file Pythia8B_i.cxx.

                                        {
    
    // Just counter setting
    ATH_MSG_INFO("Pythia8B_i from genuserInitialize()");
    
    // Initialize global counters
    m_totalBQuark = 0;
    m_totalBBarQuark = 0;
    m_totalCQuark = 0;
    m_totalCBarQuark = 0;
    m_totalPythiaCalls = 0;
    m_totalHard = 0;
    m_totalClone = 0;
    m_atLeastOneAcc = 0;
    m_passingTriggerCuts = 0;
    m_internal_event_number = 0;
    m_speciesCount.clear();
    for (std::vector<int>::iterator iit=m_bcodes.begin(); iit!=m_bcodes.end(); ++iit) {
        m_speciesCount[*iit] = 0;
    }
    
    return StatusCode::SUCCESS;
}

getCodes()

std::vector< int > Pythia8B_i::getCodes

(

const std::vector< Pythia8::Particle > &

theParticles

)

const

Definition at line 617 of file Pythia8B_i.cxx.

                                                                                        {
    
    std::vector<int> codes;
    codes.reserve(theParticles.size());
    for (auto pItr = theParticles.begin(); pItr!=theParticles.end(); ++pItr ) {
        codes.push_back( (*pItr).id() );
    }
    return codes;
    
}

getRandomEngine() [1/2]

CLHEP::HepRandomEngine * GenModule::getRandomEngine ( const std::string & streamName, const EventContext & ctx ) const

protectedinherited

Definition at line 34 of file GenModule.cxx.

{
  ATHRNG::RNGWrapper* rngWrapper = m_rndmSvc->getEngine(this, streamName);
  std::string rngName = name()+streamName;
  rngWrapper->setSeed( rngName, ctx );
  return rngWrapper->getEngine(ctx);
}

getRandomEngine() [2/2]

CLHEP::HepRandomEngine * GenModule::getRandomEngine ( const std::string & streamName, unsigned long int randomSeedOffset, const EventContext & ctx ) const

protectedinherited

Definition at line 44 of file GenModule.cxx.

{
  ATHRNG::RNGWrapper* rngWrapper = m_rndmSvc->getEngine(this, streamName);
  rngWrapper->setSeed( streamName, ctx.slot(), randomSeedOffset, ctx.eventID().run_number() );
  return rngWrapper->getEngine(ctx);
}

getRandomEngineDuringInitialize()

CLHEP::HepRandomEngine * GenModule::getRandomEngineDuringInitialize ( const std::string & streamName, unsigned long int randomSeedOffset, unsigned int conditionsRun = 1, unsigned int lbn = 1 ) const

protectedinherited

Definition at line 53 of file GenModule.cxx.

{
  const size_t slot=0;
  EventContext ctx;
  ctx.setSlot( slot );
  ctx.setEventID (EventIDBase (conditionsRun,
               EventIDBase::UNDEFEVT,  // event
               EventIDBase::UNDEFNUM,  // timestamp
               EventIDBase::UNDEFNUM,  // timestamp ns
               lbn));
  Atlas::setExtendedEventContext(ctx,
                                 Atlas::ExtendedEventContext( evtStore()->hiveProxyDict(),
                                                              conditionsRun) );
  return getRandomEngine(streamName, randomSeedOffset, ctx);
}

initialize()

StatusCode GenModule::initialize ( )

virtualinherited

Reimplemented from GenBase.

Definition at line 21 of file GenModule.cxx.

                                 {
  // Base class initializations
  CHECK(GenBase::initialize());
  // Get the random number service
  CHECK(m_rndmSvc.retrieve());
  // Get the incident service
  CHECK(m_incidentSvc.retrieve());
  CHECK(genInitialize());
  CHECK(genuserInitialize());
  return StatusCode::SUCCESS;
}

inputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::inputHandles ( ) const

overridevirtualinherited

Return this algorithm's input handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

isClonable()

virtual bool AthCommonAlgorithm< Gaudi::Algorithm >::isClonable ( ) const

inlineoverridevirtualinherited

Specify if the algorithm is clonable.

Only relevant for non-reentrant algorithms. Actual number of clones needs to be set via the "Cardinality" property.

Reimplemented in AFP_DigiTop, AlgB, AlgT, BCM_Digitization, CscDigitBuilder, CscDigitToCscRDO, G4AtlasAlg, G4RunAlg, HGTD_Digitization, HiveAlgBase, InDet::GNNSeedingTrackMaker, InDet::SCT_Clusterization, InDet::SiSPGNNTrackMaker, InDet::SiSPSeededTrackFinder, InDet::SiTrackerSpacePointFinder, ISF::SimKernelMT, ITk::StripDigitization, ITkPixelCablingAlg, ITkStripCablingAlg, LArHitEMapMaker, LArTTL1Maker, LUCID_DigiTop, LVL1::L1TopoSimulation, MergeCalibHits, MergeGenericMuonSimHitColl, MergeHijingPars, MergeMcEventCollection, MergeTrackRecordCollection, MergeTruthJets, MergeTruthParticles, MuonDigitizer, PileUpMTAlg, PixelDigitization, RoIBResultToxAOD, SCT_ByteStreamErrorsTestAlg, SCT_CablingCondAlgFromCoraCool, SCT_CablingCondAlgFromText, SCT_ConditionsParameterTestAlg, SCT_ConditionsSummaryTestAlg, SCT_ConfigurationConditionsTestAlg, SCT_Digitization, SCT_FlaggedConditionTestAlg, SCT_LinkMaskingTestAlg, SCT_MajorityConditionsTestAlg, SCT_ModuleVetoTestAlg, SCT_MonitorConditionsTestAlg, SCT_PrepDataToxAOD, SCT_RawDataToxAOD, SCT_ReadCalibChipDataTestAlg, SCT_ReadCalibDataTestAlg, SCT_RODVetoTestAlg, SCT_SensorsTestAlg, SCT_SiliconConditionsTestAlg, SCT_StripVetoTestAlg, SCT_TdaqEnabledTestAlg, SCT_TestCablingAlg, SCTEventFlagWriter, SCTRawDataProvider, SCTSiLorentzAngleTestAlg, SCTSiPropertiesTestAlg, SGInputLoader, Simulation::BeamEffectsAlg, TileHitVecToCnt, TileMuonFitter, TilePulseForTileMuonReceiver, TileRawChannelMaker, TRTDigitization, and ZDC_DigiTop.

Definition at line 68 of file AthCommonAlgorithm.h.

                                           {
    return true;
  }

isReEntrant()

virtual bool AthAlgorithm::isReEntrant ( ) const

inlinefinaloverrideprotectedvirtualinherited

Legacy algorithms are not thread-safe.

Definition at line 47 of file AthAlgorithm.h.

{ return false; }

leptonSelect()

bool Pythia8B_i::leptonSelect	(	Pythia8::Event &	theEvent,
		const std::vector< double > &	ptCut,
		double	etaCut,
		const std::vector< int > &	counts,
		int	type_id,
		double	massCut,
		bool	opposite )

Definition at line 493 of file Pythia8B_i.cxx.

                                                                                                                                                                             {
    
    if (type_id==0) return true;
    bool passed(false);
    std::string accString(" : REJECTED");
    
    std::vector<int> leptonIDs;
    int nCuts=ptCut.size();
    std::vector<int> countGood(nCuts, 0);
 
    for (int i = 0; i<theEvent.size(); ++i) {
        const Pythia8::Particle &theParticle = theEvent[i];
        int id = theParticle.idAbs();
        if ( id == type_id ) { // find lepton flavour requested by user
            double pt = theParticle.pT();
            double eta = theParticle.eta();
            ATH_MSG_DEBUG("Lepton of type " << id << " with pt/eta " << pt << "/" << eta);
            for (int cutCntr=0; cutCntr<nCuts; ++cutCntr) {
                if ( (pt>ptCut[cutCntr]) && (std::abs(eta)<etaCut) ) {
                    countGood[cutCntr] += 1;
                    leptonIDs.push_back(i); // remember leptons
                }
            }
        }
        // can the loop stop?
        int nPassed(0);
        for (int cutCntr=0; cutCntr<nCuts; ++cutCntr) {
            if (countGood[cutCntr] >= counts[cutCntr]) ++nPassed;
        }
        if (nPassed==nCuts) break;
    } // end of loop over particles
    
    // Check the accumulated counts
    int nPassed(0);
    for (int cutCntr=0; cutCntr<nCuts; ++cutCntr) {
        if (countGood[cutCntr] >= counts[cutCntr]) ++nPassed;
    }
    if (nPassed >= nCuts && nCuts==1) {accString=" : ACCEPTED"; passed = true;} // only 1 lepton required so no pair properties
    if (nPassed >= nCuts && nCuts>1 && pairProperties(theEvent,leptonIDs,massCut,opposite)) {accString=" : ACCEPTED"; passed = true;}
    ATH_MSG_DEBUG("Trigger-like selection" << accString);
    return passed;
}

msg()

MsgStream & AthCommonMsg< Gaudi::Algorithm >::msg ( ) const

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                {
    return this->msgStream();
  }

msgLvl()

bool AthCommonMsg< Gaudi::Algorithm >::msgLvl ( const MSG::Level lvl ) const

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                               {
    return this->msgLevel(lvl);
  }

outputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::outputHandles ( ) const

overridevirtualinherited

Return this algorithm's output handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

pairProperties()

bool Pythia8B_i::pairProperties	(	Pythia8::Event &	theEvent,
		const std::vector< int > &	leptonIDs,
		double	massCut,
		bool	opposite )

Definition at line 563 of file Pythia8B_i.cxx.

                                                                                                                      {
    
    bool passesCuts(false);
    std::string accString(" : REJECTED");
    for (auto iit = leptonIDs.begin(); iit!=leptonIDs.end(); ++iit) {
        for (auto iit2 = iit+1; iit2!=leptonIDs.end(); ++iit2) {
            int q1=theEvent[*iit].charge();
            int q2=theEvent[*iit2].charge();
            if (opposite && (q1*q2>0)) continue;
            double px1=theEvent[*iit].px();
            double py1=theEvent[*iit].py();
            double pz1=theEvent[*iit].pz();
            double mass1=theEvent[*iit].mSel();
            double e1=std::sqrt(px1*px1+py1*py1+pz1*pz1+mass1*mass1);
            double px2=theEvent[*iit2].px();
            double py2=theEvent[*iit2].py();
            double pz2=theEvent[*iit2].pz();
            double mass2=theEvent[*iit2].mSel();
            double e2=std::sqrt(px2*px2+py2*py2+pz2*pz2+mass2*mass2);
            double eSum=e1+e2;
            double pxSum=px1+px2;
            double pySum=py1+py2;
            double pzSum=pz1+pz2;
            double M=std::sqrt(eSum*eSum-pxSum*pxSum-pySum*pySum-pzSum*pzSum);
            if (M>massCut) {
                passesCuts=true;
                ATH_MSG_DEBUG("Acceptable lepton pair with invariant mass : " << M);
                break;
            }
        }
        if (passesCuts) {accString=" : ACCEPTED"; break;}
    }
    ATH_MSG_DEBUG("Dilepton selection" << accString);
    return passesCuts;
}

passesEtaCuts()

bool Pythia8B_i::passesEtaCuts

(

const std::vector< Pythia8::Particle > &

theParticles

)

const

Definition at line 662 of file Pythia8B_i.cxx.

                                                                                   {
    
    bool pass(true);
    unsigned int i(0);
    for (auto pItr=theParticles.cbegin(); pItr!=theParticles.cend(); ++pItr,++i) {
        if (std::abs((*pItr).eta()) > m_sigEtaCuts[i]) pass = false;
        if (!pass) break;
    }
    
    return pass;
    
}

passesPTCuts()

bool Pythia8B_i::passesPTCuts

(

const std::vector< Pythia8::Particle > &

theParticles

)

const

Definition at line 650 of file Pythia8B_i.cxx.

                                                                                  {
    
    bool pass(true);
    unsigned int i(0);
    for (auto pItr=theParticles.cbegin(); pItr!=theParticles.cend(); ++pItr,++i) {
        if ((*pItr).pT() < m_sigPtCuts[i]) pass = false;
        if (!pass) break;
    }
    return pass;
    
}

printSignalSelections()

void Pythia8B_i::printSignalSelections	(	const std::vector< int > &	signalProcess,
		const std::vector< double > &	ptCuts,
		const std::vector< double > &	etaCuts,
		unsigned int	nRequired ) const

Definition at line 745 of file Pythia8B_i.cxx.

                                                                                                                                                                            {
        std::cout << "Signal PDG codes required: ";
        for (unsigned int k=0; k<m_sigCodes.size(); ++k) std::cout << signalProcess[k] << " ";
        if (signalProcess.size()==ptCuts.size()) {
            std::cout << "Cuts on the pt of the signal states: " << std::endl;
            for (unsigned int l=0; l<ptCuts.size(); ++l) std::cout << ptCuts[l] << " ";
        }
        if (signalProcess.size()==etaCuts.size()) {
            std::cout << "Cuts on the eta of the signal states: " << std::endl;
            for (unsigned int l=0; l<etaCuts.size(); ++l) std::cout << etaCuts[l] << " ";
        }
    std::cout << "Number of such decays required per event: " << nRequired << std::endl;
        std::cout << std::endl;
}

pythia_stream()

const std::string & Pythia8_i::pythia_stream ( )

staticinherited

Definition at line 688 of file Pythia8_i.cxx.

                                          {
  return s_pythia_stream;
}

pythiaVersion()

double Pythia8_i::pythiaVersion ( ) const

inherited

Definition at line 683 of file Pythia8_i.cxx.

                                    {
  return m_version;
}

renounce()

std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

  {
    h.renounce();
    PBASE::renounce (h);
  }

renounceArray()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounceArray ( SG::VarHandleKeyArray & handlesArray )

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                          {
    handlesArray.renounce();
  }

s_allowedTunes()

int Pythia8_i::s_allowedTunes ( double version )

staticprivateinherited

setFilterPassed()

virtual void AthCommonAlgorithm< Gaudi::Algorithm >::setFilterPassed ( bool state, const EventContext & ctx ) const

inlinevirtualinherited

Set filter decision:

Reimplemented in AthFilterAlgorithm.

Definition at line 99 of file AthCommonAlgorithm.h.

                                                                            {
    execState( ctx ).setFilterPassed( state );
  }

signalAccept()

bool Pythia8B_i::signalAccept	(	Pythia8::Event &	theEvent,
		const std::vector< int > &	requiredDecay,
		unsigned int	nRequired ) const

Definition at line 678 of file Pythia8B_i.cxx.

                                                            {
    
    bool acceptEvent(false);
    std::vector<int> parentsIndices;
    for (int i = 0; i<theEvent.size(); ++i) {
        const Pythia8::Particle &theParticle = theEvent[i];
        int id = theParticle.id();
        if (id==requiredDecay[0]) parentsIndices.push_back(i);
    }
    
    // For the special case where the user merely requires a particular
    // species to be in the event (mainly for EvtGen use)
    if ( (requiredDecay.size()==1) && (parentsIndices.size()>0) ) {
        acceptEvent = true;
        return acceptEvent;
    }
    
    unsigned int goodDecayCounter(0);
    for (std::vector<int>::iterator iItr = parentsIndices.begin(); iItr!=parentsIndices.end(); ++iItr) {
        std::vector<Pythia8::Particle> decayMembers;
        descendThroughDecay(theEvent,decayMembers,*iItr);
        std::vector<int> pdgCodes = getCodes(decayMembers);
        if (!compare(requiredDecay,std::move(pdgCodes))) {
            ATH_MSG_DEBUG("Signal event REJECTED as does not contain required decay chain");
            continue;
        }
        ATH_MSG_DEBUG("Event contains required signal decay chain");
        
        if (decayMembers.size()==m_sigPtCuts.size()) {
           if (!passesPTCuts(decayMembers)) {
                ATH_MSG_DEBUG("Signal event REJECTED as signal chain does not pass pt cuts");
                continue;
            }
        }
        
        if (decayMembers.size()==m_sigEtaCuts.size()) {
           if (!passesEtaCuts(decayMembers)) {
                ATH_MSG_DEBUG("Signal event REJECTED as signal chain does not pass eta cuts");
                continue;
            }
        }
        if (nRequired==1) {
            ATH_MSG_DEBUG("Signal decay good; event ACCEPTED");
            acceptEvent = true;
            break;
    }
    else {++goodDecayCounter;}
    }
    if (nRequired>1) {
    if (goodDecayCounter>=nRequired) {
        ATH_MSG_DEBUG(nRequired << "signal decays required; " << goodDecayCounter << " found; event ACCEPTED");
                acceptEvent = true;
        }
    else if (goodDecayCounter<nRequired) {
                ATH_MSG_DEBUG(nRequired << "signal decays required; " << goodDecayCounter << " found; event REJECTED");
                acceptEvent = false;
    }
    }
    
    return acceptEvent;
    
}

sysExecute()

StatusCode AthCommonAlgorithm< Gaudi::Algorithm >::sysExecute ( const EventContext & ctx )

overridevirtualinherited

Execute an algorithm.

We override this in order to work around an issue with the Algorithm base class storing the event context in a member variable that can cause crashes in MT jobs.

Reimplemented in AthAnalysisAlgorithm.

Definition at line 80 of file AthCommonAlgorithm.cxx.

{
  return BaseAlg::sysExecute (ctx);
}

sysInitialize()

StatusCode AthCommonAlgorithm< Gaudi::Algorithm >::sysInitialize ( )

overridevirtualinherited

Override sysInitialize.

Override sysInitialize from the base class.

Loop through all output handles, and if they're WriteCondHandles, automatically register them and this Algorithm with the CondSvc

Scan through all outputHandles, and if they're WriteCondHandles, register them with the CondSvc

Reimplemented from AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >.

Reimplemented in AthAnalysisAlgorithm, AthFilterAlgorithm, AthHistogramAlgorithm, HypoBase, InputMakerBase, and PyAthena::Alg.

Definition at line 60 of file AthCommonAlgorithm.cxx.

                                                      {
  StatusCode sc=AthCommonDataStore<AthCommonMsg<BaseAlg>>::sysInitialize();
 
  if (sc.isFailure()) {
    return sc;
  }
  
  ServiceHandle<ICondSvc> cs("CondSvc",name());
  for (auto h : outputHandles()) {
    if (h->isCondition() && h->mode() == Gaudi::DataHandle::Writer) {
      // do this inside the loop so we don't create the CondSvc until needed
      if ( cs.retrieve().isFailure() ) {
        ATH_MSG_WARNING("no CondSvc found: won't autoreg WriteCondHandles");
        return StatusCode::SUCCESS;
      }      
      if (cs->regHandle(this,*h).isFailure()) {
        sc = StatusCode::FAILURE;
        ATH_MSG_ERROR("unable to register WriteCondHandle " << h->fullKey()
                      << " with CondSvc");
      }
    }
  }
  return sc;  
}

sysStart()

virtual StatusCode AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::sysStart ( )

overridevirtualinherited

Handle START transition.

We override this in order to make sure that conditions handle keys can cache a pointer to the conditions container.

updateVHKA()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::updateVHKA ( Gaudi::Details::PropertyBase & )

inlineinherited

Definition at line 308 of file AthCommonDataStore.h.

                                               {
    // debug() << "updateVHKA for property " << p.name() << " " << p.toString() 
    //         << "  size: " << m_vhka.size() << endmsg;
    for (auto &a : m_vhka) {
      std::vector<SG::VarHandleKey*> keys = a->keys();
      for (auto k : keys) {
        k->setOwner(this);
      }
    }
  }

useReseed()

bool Pythia8_i::useReseed ( ) const

inlineprotectedinherited

Definition at line 86 of file Pythia8_i.h.

{return m_useReseed; }

useRndmGenSvc()

bool Pythia8_i::useRndmGenSvc ( ) const

inlineprotectedinherited

Definition at line 85 of file Pythia8_i.h.

{ return m_useRndmGenSvc; }

userSelection()

bool Pythia8B_i::userSelection	(	Pythia8::Event &	event,
		const std::string &	userString,
		const std::vector< double > &	userVars )

Definition at line 237 of file UserSelections.h.

                                            {
 
        using CLHEP::HepLorentzVector;
    bool accept(false);
 
    // ==================================================
    // code up your selection here; as many blocks as
    // needed can be inserted
    if (userString == "EXAMPLE" && event.size() > 0 && userVars.size() > 0) {
 
        accept = true;
 
    }
 
    // ==================================================
    // selects decays where a B-hadron decays to a J/psi
    // by any route
    // Accepts event if event contains a B which (eventually)
    // goes to a J/psi
 
    else if (userString == "BJPSIINCLUSIVE" && event.size() > 0) {
        int chargeConj = 1;
        if (userVars.size()==0) {
            ATH_MSG_INFO("User selection BJPSIINCLUSIVE with B-state");
        }
        if (userVars.size()>0) {
            if (userVars.size()>1) ATH_MSG_WARNING("User selection BJPSIINCLUSIVE with more than one argument! Check job options");
            if (userVars.at(0)>0) ATH_MSG_DEBUG("User selection BJPSIINCLUSIVE with B-state");
            if (userVars.at(0)<0) {ATH_MSG_DEBUG("User selection BJPSIINCLUSIVE with anti-B-state"); chargeConj = -1;}
        }       
 
        // B-decay codes which can go to charmonium
        std::vector<int> bToCharmoniaCodes;
        bToCharmoniaCodes.push_back(511*chargeConj);
        bToCharmoniaCodes.push_back(521*chargeConj);
        bToCharmoniaCodes.push_back(531*chargeConj);
        bToCharmoniaCodes.push_back(541*chargeConj);
        bToCharmoniaCodes.push_back(-5122*chargeConj);
        bToCharmoniaCodes.push_back(-5132*chargeConj);
        bToCharmoniaCodes.push_back(-5232*chargeConj);
        bToCharmoniaCodes.push_back(-5332*chargeConj);
 
        int eventSize = event.size();
 
        bool isBtoJpsi(false);
        bool containsB(false);
        // loop over all particles in the event
        for (int i = 0; i < eventSize; i++) {
            int pdgID = event[i].id();
            std::vector < Pythia8::Particle > decayMembers;
            bool isB(false);
            // Does event contain B which can go to J/psi?
            for (unsigned int k = 0; k < bToCharmoniaCodes.size(); ++k) {
                if (pdgID == bToCharmoniaCodes[k]) {
                    containsB = true;
                    isB = true;
                    break;
                }
            }
            // Get decay chain of the B; see if there is a J/psi
            if (isB) {
                descendThroughDecay(event, decayMembers, i);
                const std::vector<int> & pdgCodes = getCodes(decayMembers);
                for (unsigned int k = 0; k < pdgCodes.size(); ++k) {
                    if (pdgCodes[k] == 443)
                        isBtoJpsi = true;
                }
            }
            if (isBtoJpsi)
                break;
        }
        if (containsB && isBtoJpsi)
            accept = true;
        if (containsB && !isBtoJpsi)
            accept = false;
        if (!containsB)
            accept = false;
 
    }
 
    // ==================================================
    // prototype for Bs->J/psi phi angular distribution
    // (Adam Barton)
 
    else if ((userString == "BJPSIPHI_TRANS" || userString == "BJPSIPHI_HEL")
            && event.size() > 0) {
 
        const bool debug = false;
        bool flat;
 
        //Read
        //userVars[0] 0(flat)/1(angle)
        //[1] prob_limit
        //[2] tag mode
        //[3] A0
        //[4] Al
        //[5] As
        //[6] GammaS
        //[7] DeltaGamma
        //[8] DeltaM
        //[9] phiS
        //[10] delta_p
        //[11] delta_l
        //[12]delta_s
 
        if (userVars.size() < 13) {
            ATH_MSG_WARNING(
                    "REQUIRED userVARs not provided for BsJpsiPhi pdf defaulting to flat");
            flat = true;
        } else {
            flat = userVars[0] == 0.0;
 
        }
 
        //      for(int i=0; i<10;i++){
        //          ATH_MSG_INFO("BJPSIPHI_TRANS: " << i << " random number: " << Rdmengine->flat());
        //
        //      }
 
        //  std::vector<Pythia8::Particle> decayMembers;
 
        int i_Bs = 0;
        int i_Muplus = 0;
        int i_Muminus = 0;
        int i_Kplus = 0;
        int i_Kminus = 0;
        int i_Phi = 0;
        int i_Jpsi = 0;
 
        bool isBsJpsiPhi = false;
        int eventSize = event.size();
        for (int i = 0; i < eventSize; i++) {
 
            int pID = event[i].id();
            if (std::abs(pID) == 531) { //NOTE THIS WILL FIND BS AND ANTIBS
                i_Bs = i;
                std::vector<int> daughterlist = event.daughterList(i);
 
                if (daughterlist.size() != 2)
                    continue;
                bool isjpsi = false;
                bool isphi = false;
                if (event[daughterlist[0]].id() == 443) {
                    isjpsi = true;
                    i_Jpsi = daughterlist[0];
                }
                if (event[daughterlist[1]].id() == 443) {
                    isjpsi = true;
                    i_Jpsi = daughterlist[1];
                }
                if (event[daughterlist[0]].id() == 333) {
                    isphi = true;
                    i_Phi = daughterlist[0];
                }
                if (event[daughterlist[1]].id() == 333) {
                    isphi = true;
                    i_Phi = daughterlist[1];
                }
                if (!isphi || !isjpsi)
                    continue;
                std::vector<int> daughterlistJpsi = event.daughterList(i_Jpsi);
                std::vector<int> daughterlistPhi = event.daughterList(i_Phi);
                if (daughterlistJpsi.size() != 2 || daughterlistPhi.size() != 2)
                    continue;
                //resets values to avoid possible bug
 
                if (event[daughterlistJpsi[0]].id() == 13)
                    i_Muminus = daughterlistJpsi[0];
                else if (event[daughterlistJpsi[1]].id() == 13)
                    i_Muminus = daughterlistJpsi[1];
                else
                    i_Muminus = 0;
 
                if (event[daughterlistJpsi[0]].id() == -13)
                    i_Muplus = daughterlistJpsi[0];
                else if (event[daughterlistJpsi[1]].id() == -13)
                    i_Muplus = daughterlistJpsi[1];
                else
                    i_Muplus = 0;
 
                if (event[daughterlistPhi[0]].id() == 321)
                    i_Kplus = daughterlistPhi[0];
                else if (event[daughterlistPhi[1]].id() == 321)
                    i_Kplus = daughterlistPhi[1];
                else
                    i_Kplus = 0;
 
                if (event[daughterlistPhi[0]].id() == -321)
                    i_Kminus = daughterlistPhi[0];
                else if (event[daughterlistPhi[1]].id() == -321)
                    i_Kminus = daughterlistPhi[1];
                else
                    i_Kminus = 0;
                if (i_Muminus == 0 || i_Muplus == 0 || i_Kminus == 0 || i_Kplus
                        == 0)
                    continue;
                else {
                    if (debug)
                        ATH_MSG_INFO(
                                "found entire Bs->Jpsi(mumu)phi(KK) decay ");
                    isBsJpsiPhi = true;
                    break;
                }
            }
        }
 
        if (!isBsJpsiPhi)
            return false;
        if (flat)
            return true;
 
        Pythia8::Particle &p_Bs = event[i_Bs];
        Pythia8::Particle &p_Muplus = event[i_Muplus];
        Pythia8::Particle &p_Muminus = event[i_Muminus];
        Pythia8::Particle &p_Kplus = event[i_Kplus];
        Pythia8::Particle &p_Kminus = event[i_Kminus];
        Pythia8::Particle &p_Phi = event[i_Phi];
        Pythia8::Particle &p_Jpsi = event[i_Jpsi];
 
        //      cout << "Bs " << p_Bs.id() << endl;
        //      cout << "|> " << p_Jpsi.id() << " +  " << p_Phi.id() << endl;
        //      cout << "|> " << p_Muplus.id() << " + " << p_Muminus.id() << " + " << p_Kplus.id() << " + " << p_Kminus.id() << endl;
 
 
        HepLorentzVector v_Bs = convertVector(p_Bs.p());
        HepLorentzVector v_Muplus = convertVector(p_Muplus.p());
        HepLorentzVector v_Muminus = convertVector(p_Muminus.p());
        HepLorentzVector v_Kplus = convertVector(p_Kplus.p());
        HepLorentzVector v_Kminus = convertVector(p_Kminus.p());
        HepLorentzVector v_Phi = convertVector(p_Phi.p());
        HepLorentzVector v_Jpsi = convertVector(p_Jpsi.p());
 
        BsJpsiPhiAngles angles(v_Kplus, v_Muplus, v_Phi, v_Jpsi, v_Bs);
 
        CLHEP::HepRandomEngine* Rdmengine = Pythia8B_i::p_rndmEngine;
        const double gentau = Pythia8_i::m_pythia->particleData.tau0(531);
        const double correctionfactor = 0.299792458;
        const double gentauCorrect = gentau / correctionfactor;
        if (debug) {
            ATH_MSG_INFO("Lifetime for 531: " << gentau);
            ATH_MSG_INFO("correct lifetime " << gentauCorrect);
        }
        const double Bstau = p_Bs.tau() / correctionfactor;
        double prob1 = 1000;
 
        //PUT PDFS HERE
        if (userString == "BJPSIPHI_TRANS") {
            double x[5];
            x[0] = Bstau;
            x[1] = angles.thetatrfix();
            x[2] = angles.thetaKfix();
            x[3] = angles.phitrfix();
            x[4] = userVars[2];
 
            prob1 = BsJpsiPhi_PDF(&userVars[3], x, false);
        } else if (userString == "BJPSIPHI_HEL") {
            double x[5];
            x[0] = Bstau;
            x[1] = angles.thetaLfix();
            x[2] = angles.thetaKfix();
            x[3] = angles.chifix();
            x[4] = userVars[2];
 
            prob1 = BsJpsiPhi_PDF(&userVars[3], x, true);
        }
 
        const double prob2 = exp(Bstau / gentauCorrect) * gentauCorrect;
        if (Bstau > 20)
            ATH_MSG_WARNING("Warning Bstau > 20 ps, this could indicate a bug");
        const double prob_norm = userVars[1];
        if (debug) {
            ATH_MSG_INFO("prob limit set to " << prob_norm);
            ATH_MSG_INFO("This Bs has lifetime  " << Bstau);
        }
        double rand = Rdmengine->flat() * prob_norm;
        if (prob1 * prob2 > prob_norm) {
            ATH_MSG_WARNING(
                    "Max prob exceeded, too many of these indicates a problem, a few is fine");
        }
        if (debug)
          std::cout << "totalprob " << prob1 * prob2 << std::endl;
        if (rand < (prob1 * prob2)) {
 
            if (debug)
                ATH_MSG_INFO("Passed PDF filter");
            accept = true;
        } else {
            if (debug)
                ATH_MSG_INFO("Rejected PDF filter");
            accept = false;
        }
 
    } // end of Bs->J/psiphi
        else if(userString == "BD_BPLUS_TAUCUT"){
                const double correctionfactor = 0.299792458;
                bool pass = true;
                int eventSize = event.size();
                int foundcount=0;
                for (int i = 0; i < eventSize; i++) {
                        int pID = event[i].id();
                        if (pID == 511) {
                            const double Bdtau = event[i].tau() / correctionfactor;
                            pass &= Bdtau > userVars[0] && Bdtau < userVars[1];
                            foundcount++;
                        }
                        if (pID == 521) {
                            const double Bptau = event[i].tau() / correctionfactor;
                            pass &= Bptau > userVars[0] && Bptau < userVars[1];
                            foundcount++;
                        }
                }
                accept = (foundcount > 0) & pass;
        }
        
    else if ((userString == "BDJPSIKSTAR_TRANS") && event.size() > 0) {
        const bool debug = false;
        bool flat;
        if (userVars.size() < 13) {
            ATH_MSG_WARNING(
                    "REQUIRED userVARs not provided for BdJpsiKstar pdf defaulting to flat");
            flat = true;
        } else {
            flat = userVars[0] == 0.0;
        }
 
        int i_Bd = 0;
        int i_Muplus = 0;
        int i_Muminus = 0;
        int i_Kplus = 0;
        int i_piminus = 0;
        int i_Kstar = 0;
        int i_Jpsi = 0;
 
        bool isBsJpsiKstar = false;
        const int eventSize = event.size();
        for (int i = 0; i < eventSize; i++) {
 
            const int pID = event[i].id();
            if (std::abs(pID) == 511) { //NOTE THIS FIND BD and Anti-Bd
                i_Bd = i;
                std::vector<int> daughterlist = event.daughterList(i);
 
                if (daughterlist.size() != 2)
                    continue;
                bool isjpsi = false;
                bool iskstar = false;
                if (event[daughterlist[0]].id() == 443) {
                    isjpsi = true;
                    i_Jpsi = daughterlist[0];
                }
                if (event[daughterlist[1]].id() == 443) {
                    isjpsi = true;
                    i_Jpsi = daughterlist[1];
                }
                if (std::abs(event[daughterlist[0]].id()) == 313) { //This will find kstar or KstarBar
                    iskstar = true;
                    i_Kstar = daughterlist[0];
                }
                if (std::abs(event[daughterlist[1]].id()) == 313) { //This will find kstar or KstarBar
                    iskstar = true;
                    i_Kstar = daughterlist[1];
                }
                if (!iskstar || !isjpsi)
                    continue;
                std::vector<int> daughterlistJpsi = event.daughterList(i_Jpsi);
                std::vector<int> daughterlistKstar = event.daughterList(i_Kstar);
                if (daughterlistJpsi.size() != 2 || daughterlistKstar.size() != 2)
                    continue;
                //resets values to avoid possible bug
 
                if (event[daughterlistJpsi[0]].id() == 13)
                    i_Muminus = daughterlistJpsi[0];
                else if (event[daughterlistJpsi[1]].id() == 13)
                    i_Muminus = daughterlistJpsi[1];
                else
                    i_Muminus = 0;
 
                if (event[daughterlistJpsi[0]].id() == -13)
                    i_Muplus = daughterlistJpsi[0];
                else if (event[daughterlistJpsi[1]].id() == -13)
                    i_Muplus = daughterlistJpsi[1];
                else
                    i_Muplus = 0;
 
                if (std::abs(event[daughterlistKstar[0]].id()) == 321)
                    i_Kplus = daughterlistKstar[0];
                else if (std::abs(event[daughterlistKstar[1]].id()) == 321)
                    i_Kplus = daughterlistKstar[1];
                else
                    i_Kplus = 0;
 
                if (std::abs(event[daughterlistKstar[0]].id()) == 211)
                    i_piminus = daughterlistKstar[0];
                else if (std::abs(event[daughterlistKstar[1]].id()) == 211)
                    i_piminus = daughterlistKstar[1];
                else
                    i_piminus = 0;
 
                if (i_Muminus == 0 || i_Muplus == 0 || i_piminus == 0 || i_Kplus
                        == 0)
                    continue;
 
                if (debug)
                    ATH_MSG_INFO(
                            "found entire Bd->Jpsi(mumu)Kstar(KPi) decay ");
                isBsJpsiKstar = true;
                break;
 
            }
        }
 
        if (!isBsJpsiKstar)
            return false;
        if (flat)
            return true;
 
        Pythia8::Particle &p_Bd = event[i_Bd];
        Pythia8::Particle &p_Muplus = event[i_Muplus];
        Pythia8::Particle &p_Muminus = event[i_Muminus];
        Pythia8::Particle &p_Kplus = event[i_Kplus];
        //Pythia8::Particle &p_piminus = event[i_piminus];
        Pythia8::Particle &p_Kstar = event[i_Kstar];
        Pythia8::Particle &p_Jpsi = event[i_Jpsi];
 
        //      cout << "Bs " << p_Bs.id() << endl;
        //      cout << "|> " << p_Jpsi.id() << " +  " << p_Phi.id() << endl;
        //      cout << "|> " << p_Muplus.id() << " + " << p_Muminus.id() << " + " << p_Kplus.id() << " + " << p_Kminus.id() << endl;
 
 
        HepLorentzVector v_Bd = convertVector(p_Bd.p());
        HepLorentzVector v_Muplus = convertVector(p_Muplus.p());
        HepLorentzVector v_Muminus = convertVector(p_Muminus.p());
        HepLorentzVector v_Kplus = convertVector(p_Kplus.p());
        //HepLorentzVector v_piminus = convertVector(p_piminus.p());
        HepLorentzVector v_Kstar = convertVector(p_Kstar.p());
        HepLorentzVector v_Jpsi = convertVector(p_Jpsi.p());
 
        BsJpsiPhiAngles angles(v_Kplus, v_Muplus, v_Kstar, v_Jpsi, v_Bd);
 
        CLHEP::HepRandomEngine* Rdmengine = Pythia8B_i::p_rndmEngine;
        const double gentau = Pythia8_i::m_pythia->particleData.tau0(511);
        const double correctionfactor = 0.299792458;
        const double gentauCorrect = gentau / correctionfactor;
        if (debug) {
            ATH_MSG_INFO("Lifetime for 511: " << gentau);
            ATH_MSG_INFO("correct lifetime " << gentauCorrect);
        }
        const double Bdtau = p_Bd.tau() / correctionfactor;
        double prob1;
 
        //PUT PDFS HERE
 
        double x[5];
        x[0] = Bdtau;
        x[1] = angles.thetatrfix();
        x[2] = angles.thetaKfix();
        x[3] = angles.phitrfix();
        x[4] = userVars[2];
        prob1 = BsJpsiPhi_PDF(&userVars[3], x, false);
 
 
        const double prob2 = exp(Bdtau / gentauCorrect) * gentauCorrect;
        if (Bdtau > 20)
            ATH_MSG_WARNING("Warning Bdtau > 20 ps, this could indicate a bug");
        const double prob_norm = userVars[1];
        if (debug) {
            ATH_MSG_INFO("prob limit set to " << prob_norm);
            ATH_MSG_INFO("This Bd has lifetime  " << Bdtau);
        }
        const double rand = Rdmengine->flat() * prob_norm;
        if (prob1 * prob2 > prob_norm) {
            ATH_MSG_WARNING(
                    "Max prob exceeded, too many of these indicates a problem, a few is fine");
        }
        if (debug)
          std::cout << "totalprob " << prob1 * prob2 << std::endl;
        if (rand < (prob1 * prob2)) {
            if (debug)
                ATH_MSG_INFO("Passed PDF filter");
            accept = true;
        } else {
            if (debug)
                ATH_MSG_INFO("Rejected PDF filter");
            accept = false;
        }
    }
 
    return (accept);
 
}

xmlpath()

std::string Pythia8_i::xmlpath ( )

staticinherited

Definition at line 693 of file Pythia8_i.cxx.

                            {
 
  
  std::string foundpath = "";
 
// Try to find the xmldoc directory using PathResolver:
  foundpath = PathResolverFindCalibDirectory( "Pythia8/xmldoc" );
 
  return foundpath;
}

Member Data Documentation

m_and

bool Pythia8B_i::m_and

private

Definition at line 54 of file Pythia8B_i.h.

m_aqEtaCut

double Pythia8B_i::m_aqEtaCut

private

Definition at line 55 of file Pythia8B_i.h.

m_aqPtCut

double Pythia8B_i::m_aqPtCut

private

Definition at line 55 of file Pythia8B_i.h.

m_athenaTool

PublicToolHandle<IPythia8Custom> Pythia8_i::m_athenaTool {this, "CustomInterface", ""}

privateinherited

Definition at line 174 of file Pythia8_i.h.

{this, "CustomInterface", ""};

m_atlasRndmEngine

std::shared_ptr<customRndm> Pythia8_i::m_atlasRndmEngine {}

protectedinherited

Definition at line 93 of file Pythia8_i.h.

{};

m_atLeastOneAcc

int Pythia8B_i::m_atLeastOneAcc

private

Definition at line 51 of file Pythia8B_i.h.

m_bcodes

std::vector<int> Pythia8B_i::m_bcodes

private

Definition at line 48 of file Pythia8B_i.h.

m_beam1

StringProperty Pythia8_i::m_beam1 {this, "Beam1", "PROTON"}

privateinherited

Definition at line 129 of file Pythia8_i.h.

{this, "Beam1", "PROTON"};

m_beam2

StringProperty Pythia8_i::m_beam2 {this, "Beam2", "PROTON"}

privateinherited

Definition at line 130 of file Pythia8_i.h.

{this, "Beam2", "PROTON"};

m_BEventBuffer

std::vector<Pythia8::Event> Pythia8B_i::m_BEventBuffer

private

Definition at line 58 of file Pythia8B_i.h.

m_collisionEnergy

DoubleProperty Pythia8_i::m_collisionEnergy {this, "CollisionEnergy", 14000.0}

privateinherited

Definition at line 126 of file Pythia8_i.h.

{this, "CollisionEnergy", 14000.0};

m_commands

StringArrayProperty Pythia8_i::m_commands

privateinherited

Initial value:

{this,
                                 "Commands",
                                 {},
                                 "List of Pythia8 commands",
                                 "GeneratorSettings<std::string>"}

Definition at line 116 of file Pythia8_i.h.

                                {this,
                                 "Commands",
                                 {},
                                 "List of Pythia8 commands",
                                 "GeneratorSettings<std::string>"};

m_computeEfficiency

BooleanProperty Pythia8_i::m_computeEfficiency {this, "computeEfficiency", false}

privateinherited

Definition at line 137 of file Pythia8_i.h.

{this, "computeEfficiency", false};

m_conversion

double Pythia8_i::m_conversion {1.}

privateinherited

Definition at line 141 of file Pythia8_i.h.

{1.};

m_cutCount

std::vector<int> Pythia8B_i::m_cutCount

private

Definition at line 48 of file Pythia8B_i.h.

m_dec

unsigned int Pythia8B_i::m_dec

private

Definition at line 45 of file Pythia8B_i.h.

m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default).

Definition at line 393 of file AthCommonDataStore.h.

m_doCKKWLAcceptance

BooleanProperty Pythia8_i::m_doCKKWLAcceptance {this, "CKKWLAcceptance", false}

privateinherited

Definition at line 135 of file Pythia8_i.h.

{this, "CKKWLAcceptance", false};

m_doFxFxXS

BooleanProperty Pythia8_i::m_doFxFxXS {this, "FxFxXS", false}

privateinherited

Definition at line 136 of file Pythia8_i.h.

{this, "FxFxXS", false};

m_doLHE3Weights

bool Pythia8_i::m_doLHE3Weights {false}

privateinherited

Definition at line 169 of file Pythia8_i.h.

{false};

m_doSuppressSmallPT

bool Pythia8B_i::m_doSuppressSmallPT

private

Definition at line 60 of file Pythia8B_i.h.

m_dsid

IntegerProperty Pythia8_i::m_dsid {this, "Dsid", 999999, "Dataset ID number"}

protectedinherited

Definition at line 97 of file Pythia8_i.h.

{this, "Dsid", 999999, "Dataset ID number"};

m_enhanceWeight

double Pythia8_i::m_enhanceWeight {1.0}

privateinherited

Definition at line 166 of file Pythia8_i.h.

{1.0};

m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_evtStore

privateinherited

Pointer to StoreGate (event store by default).

Definition at line 390 of file AthCommonDataStore.h.

m_extendedExtraObjects

DataObjIDColl AthCommonAlgorithm< Gaudi::Algorithm >::m_extendedExtraObjects

privateinherited

Extra output dependency collection, extended by AthAlgorithmDHUpdate to add symlinks.

Empty if no symlinks were found.

Definition at line 108 of file AthCommonAlgorithm.h.

m_failureCount

unsigned int Pythia8B_i::m_failureCount

private

Definition at line 62 of file Pythia8B_i.h.

m_had

unsigned int Pythia8B_i::m_had

private

Definition at line 45 of file Pythia8B_i.h.

m_incidentSvc

ServiceHandle<IIncidentSvc> GenModule::m_incidentSvc {this, "IncidentSvc", "IncidentSvc"}

privateinherited

Handle on the incident service.

Definition at line 99 of file GenModule.h.

{this, "IncidentSvc", "IncidentSvc"};

m_internal_event_number

int Pythia8B_i::m_internal_event_number

private

Definition at line 51 of file Pythia8B_i.h.

m_internalEventNumbers

std::vector<int> Pythia8B_i::m_internalEventNumbers

private

Definition at line 59 of file Pythia8B_i.h.

m_invMass

double Pythia8B_i::m_invMass

private

Definition at line 55 of file Pythia8B_i.h.

m_isAfterburner

BooleanProperty GenModule::m_isAfterburner {this, "IsAfterburner", false, "Set true if generator modifies existing events rather than creating new ones"}

protectedinherited

Flag for normal vs. afterburner generators.

Definition at line 87 of file GenModule.h.

{this, "IsAfterburner", false, "Set true if generator modifies existing events rather than creating new ones"};

m_lheFile

StringProperty Pythia8_i::m_lheFile {this, "LHEFile", ""}

privateinherited

Definition at line 133 of file Pythia8_i.h.

{this, "LHEFile", ""};

m_maxFailures

UnsignedIntegerProperty Pythia8_i::m_maxFailures {this, "MaxFailures", 10}

protectedinherited

Definition at line 90 of file Pythia8_i.h.

{this, "MaxFailures", 10};

m_mcEventKey

std::string GenBase::m_mcEventKey {}

protectedinherited

StoreGate key for the MC event collection (defaults to GEN_EVENT).

Definition at line 110 of file GenBase.h.

{};

m_mcevents_const

SG::ReadHandleKey<McEventCollection> GenBase::m_mcevents_const { this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" }

privateinherited

Const handle to the MC event collection.

Definition at line 119 of file GenBase.h.

{ this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" };

m_mergingWeight

double Pythia8_i::m_mergingWeight {1.0}

privateinherited

Definition at line 165 of file Pythia8_i.h.

{1.0};

m_mkMcEvent

BooleanProperty GenBase::m_mkMcEvent {this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"}

protectedinherited

Flag to determine if a new MC event collection should be made if it doesn't exist.

Definition at line 112 of file GenBase.h.

{this, "MakeMcEvent", false, "Create a new MC event collection if it doesn't exist"};

m_nAccepted

double Pythia8_i::m_nAccepted {0.}

privateinherited

Definition at line 138 of file Pythia8_i.h.

{0.};

m_nMerged

double Pythia8_i::m_nMerged {0.}

privateinherited

Definition at line 139 of file Pythia8_i.h.

{0.};

m_nSignalRequired

unsigned int Pythia8B_i::m_nSignalRequired

private

Definition at line 47 of file Pythia8B_i.h.

m_numberAlphaS

DoubleProperty Pythia8_i::m_numberAlphaS {this,"numberAlphaS", 3.0}

protectedinherited

Definition at line 101 of file Pythia8_i.h.

{this,"numberAlphaS", 3.0};

m_oppCharges

bool Pythia8B_i::m_oppCharges

private

Definition at line 54 of file Pythia8B_i.h.

m_outputParticleDataFile

StringProperty Pythia8_i::m_outputParticleDataFile {this, "OutputParticleData", "ParticleData.local.xml"}

privateinherited

Definition at line 163 of file Pythia8_i.h.

{this, "OutputParticleData", "ParticleData.local.xml"};

m_override_transform_beamenergy

bool Pythia8_i::m_override_transform_beamenergy {false}

privateinherited

Definition at line 131 of file Pythia8_i.h.

{false};

m_particleDataFile

StringProperty Pythia8_i::m_particleDataFile {this, "ParticleData", ""}

privateinherited

Definition at line 162 of file Pythia8_i.h.

{this, "ParticleData", ""};

m_particleIDs

std::map<std::string, PDGID> Pythia8_i::m_particleIDs

privateinherited

Definition at line 145 of file Pythia8_i.h.

m_passingTriggerCuts

int Pythia8B_i::m_passingTriggerCuts

private

Definition at line 51 of file Pythia8B_i.h.

m_procPtr

std::shared_ptr<Pythia8::Sigma2Process> Pythia8_i::m_procPtr {}

privateinherited

Definition at line 152 of file Pythia8_i.h.

{};

m_pt0timesMPI

DoubleProperty Pythia8_i::m_pt0timesMPI {this,"pT0timesMPI", 1.0}

protectedinherited

Definition at line 100 of file Pythia8_i.h.

{this,"pT0timesMPI", 1.0};

m_pythia

std::unique_ptr<Pythia8::Pythia> Pythia8_i::m_pythia {}

protectedinherited

Definition at line 88 of file Pythia8_i.h.

{};

m_pythiaToHepMC

HepMC::Pythia8ToHepMC Pythia8_i::m_pythiaToHepMC

protectedinherited

Definition at line 89 of file Pythia8_i.h.

m_qEtaCut

double Pythia8B_i::m_qEtaCut

private

Definition at line 55 of file Pythia8B_i.h.

m_qPtCut

double Pythia8B_i::m_qPtCut

private

Definition at line 55 of file Pythia8B_i.h.

m_randomSeed

IntegerProperty GenModule::m_randomSeed {this, "RandomSeed", 1234567, "Random seed for the built-in random engine"}

protectedinherited

Seed for random number engine.

Definition at line 84 of file GenModule.h.

{this, "RandomSeed", 1234567, "Random seed for the built-in random engine"}; // FIXME make this into an unsigned long int?

m_rndmSvc

ServiceHandle<IAthRNGSvc> GenModule::m_rndmSvc {this, "RndmSvc", "AthRNGSvc"}

privateinherited

Data members.

Definition at line 97 of file GenModule.h.

{this, "RndmSvc", "AthRNGSvc"};

m_runinfo

std::shared_ptr<HepMC3::GenRunInfo> GenModule::m_runinfo {}

protectedinherited

The run info for HepMC3.

Definition at line 90 of file GenModule.h.

{};

m_sameAlphaSAsMPI

BooleanProperty Pythia8_i::m_sameAlphaSAsMPI {this,"useSameAlphaSasMPI", false}

protectedinherited

Definition at line 102 of file Pythia8_i.h.

{this,"useSameAlphaSasMPI", false};

m_saveLHE

BooleanProperty Pythia8_i::m_saveLHE {this, "SaveLHERecord", false}

privateinherited

Definition at line 176 of file Pythia8_i.h.

{this, "SaveLHERecord", false};

m_seeds

std::vector<long int> Pythia8B_i::m_seeds

private

Definition at line 53 of file Pythia8B_i.h.

m_selectBQuarks

bool Pythia8B_i::m_selectBQuarks

private

Definition at line 54 of file Pythia8B_i.h.

m_selectCQuarks

bool Pythia8B_i::m_selectCQuarks

private

Definition at line 54 of file Pythia8B_i.h.

m_showerWeightNames

std::vector<std::string> Pythia8_i::m_showerWeightNames {"nominal"}

privateinherited

Definition at line 171 of file Pythia8_i.h.

{"nominal"};

m_showerWeightNamesProp

StringArrayProperty Pythia8_i::m_showerWeightNamesProp {this, "ShowerWeightNames", {} }

privateinherited

Definition at line 172 of file Pythia8_i.h.

{this, "ShowerWeightNames", {} };

m_sigCodes

std::vector<int> Pythia8B_i::m_sigCodes

private

Definition at line 48 of file Pythia8B_i.h.

m_sigEtaCuts

std::vector<double> Pythia8B_i::m_sigEtaCuts

private

Definition at line 50 of file Pythia8B_i.h.

m_sigmaTotal

double Pythia8_i::m_sigmaTotal {0.}

privateinherited

Definition at line 140 of file Pythia8_i.h.

{0.};

m_sigPtCuts

std::vector<double> Pythia8B_i::m_sigPtCuts

private

Definition at line 50 of file Pythia8B_i.h.

m_speciesCount

std::map<int,int> Pythia8B_i::m_speciesCount

private

Definition at line 52 of file Pythia8B_i.h.

m_SuppressSmallPT

Pythia8::SuppressSmallPT* Pythia8B_i::m_SuppressSmallPT

private

Definition at line 61 of file Pythia8B_i.h.

m_totalBBarQuark

int Pythia8B_i::m_totalBBarQuark

private

Definition at line 51 of file Pythia8B_i.h.

m_totalBQuark

int Pythia8B_i::m_totalBQuark

private

Definition at line 51 of file Pythia8B_i.h.

m_totalCBarQuark

int Pythia8B_i::m_totalCBarQuark

private

Definition at line 51 of file Pythia8B_i.h.

m_totalClone

int Pythia8B_i::m_totalClone

private

Definition at line 51 of file Pythia8B_i.h.

m_totalCQuark

int Pythia8B_i::m_totalCQuark

private

Definition at line 51 of file Pythia8B_i.h.

m_totalHard

int Pythia8B_i::m_totalHard

private

Definition at line 51 of file Pythia8B_i.h.

m_totalPythiaCalls

int Pythia8B_i::m_totalPythiaCalls

private

Definition at line 51 of file Pythia8B_i.h.

m_trigCode

int Pythia8B_i::m_trigCode

private

Definition at line 46 of file Pythia8B_i.h.

m_trigEtaCut

double Pythia8B_i::m_trigEtaCut

private

Definition at line 55 of file Pythia8B_i.h.

m_trigPtCut

std::vector<double> Pythia8B_i::m_trigPtCut

private

Definition at line 49 of file Pythia8B_i.h.

m_useLHAPDF

BooleanProperty Pythia8_i::m_useLHAPDF {this, "UseLHAPDF", true}

privateinherited

Definition at line 160 of file Pythia8_i.h.

{this, "UseLHAPDF", true};

m_useReseed

BooleanProperty Pythia8_i::m_useReseed {this,"useReseed", false}

protectedinherited

Definition at line 95 of file Pythia8_i.h.

{this,"useReseed", false};

m_userHooks

StringArrayProperty Pythia8_i::m_userHooks {this, "UserHooks", {} }

protectedinherited

Definition at line 98 of file Pythia8_i.h.

{this, "UserHooks", {} };

m_userHooksPtrs

std::vector<UserHooksPtrType> Pythia8_i::m_userHooksPtrs {}

privateinherited

Definition at line 154 of file Pythia8_i.h.

{};

m_userModes

std::vector<std::string> Pythia8_i::m_userModes

privateinherited

Definition at line 122 of file Pythia8_i.h.

m_useRndmGenSvc

BooleanProperty Pythia8_i::m_useRndmGenSvc {this, "useRndmGenSvc", true, "the max number of consecutive failures"}

protectedinherited

Definition at line 92 of file Pythia8_i.h.

{this, "useRndmGenSvc", true, "the max number of consecutive failures"};

m_userParams

std::vector<std::string> Pythia8_i::m_userParams

privateinherited

Definition at line 121 of file Pythia8_i.h.

m_userProcess

StringProperty Pythia8_i::m_userProcess {this, "UserProcess", ""}

privateinherited

Definition at line 149 of file Pythia8_i.h.

{this, "UserProcess", ""};

m_userResonancePtrs

std::vector<std::shared_ptr<Pythia8::ResonanceWidths> > Pythia8_i::m_userResonancePtrs

privateinherited

Definition at line 158 of file Pythia8_i.h.

m_userResonances

StringProperty Pythia8_i::m_userResonances {this, "UserResonances", ""}

privateinherited

Definition at line 156 of file Pythia8_i.h.

{this, "UserResonances", ""};

m_userString

std::string Pythia8B_i::m_userString

private

Definition at line 56 of file Pythia8B_i.h.

m_userVar

std::vector<double> Pythia8B_i::m_userVar

private

Definition at line 57 of file Pythia8B_i.h.

m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

m_version

double Pythia8_i::m_version {-1.}

privateinherited

Definition at line 110 of file Pythia8_i.h.

{-1.};

m_vetoDoubleB

bool Pythia8B_i::m_vetoDoubleB

private

Definition at line 54 of file Pythia8B_i.h.

m_vetoDoubleC

bool Pythia8B_i::m_vetoDoubleC

private

Definition at line 54 of file Pythia8B_i.h.

m_vhka

std::vector<SG::VarHandleKeyArray*> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_vhka

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

m_weightCommands

std::vector<std::string> Pythia8_i::m_weightCommands {}

privateinherited

Definition at line 170 of file Pythia8_i.h.

{};

m_weightIDs

std::vector<std::string> Pythia8_i::m_weightIDs {}

privateinherited

Definition at line 167 of file Pythia8_i.h.

{};

m_weightNames

std::vector<std::string> Pythia8_i::m_weightNames {}

privateinherited

Definition at line 168 of file Pythia8_i.h.

{};

p_rndmEngine

CLHEP::HepRandomEngine * Pythia8B_i::p_rndmEngine = nullptr

static

Definition at line 41 of file Pythia8B_i.h.

---

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

• Pythia8B_i.h
• UserSelections.h
• Pythia8B_i.cxx