Require the event to contain at least one charged lepton (from W decay, which should come from top) with pt at or above Ptcut. More...

#include <xAODTTbarWToLeptonFilter.h>

Inheritance diagram for xAODTTbarWToLeptonFilter:

Collaboration diagram for xAODTTbarWToLeptonFilter:

Public Member Functions
virtual StatusCode	filterInitialize () override final

virtual StatusCode	filterEvent () override final

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

virtual StatusCode	sysInitialize () override
	Override sysInitialize. More...

virtual const DataObjIDColl &	extraOutputDeps () const override
	Return the list of extra output dependencies. More...

ServiceHandle< StoreGateSvc > &	evtStore ()
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`. More...

const ServiceHandle< StoreGateSvc > &	evtStore () const
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`. More...

const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard `StoreGateSvc/DetectorStore` Returns (kind of) a pointer to the `StoreGateSvc`. More...

virtual StatusCode	sysStart () override
	Handle START transition. More...

virtual std::vector< Gaudi::DataHandle * >	inputHandles () const override
	Return this algorithm's input handles. More...

virtual std::vector< Gaudi::DataHandle * >	outputHandles () const override
	Return this algorithm's output handles. More...

Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Property< T > &t)

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleKey &hndl, const std::string &doc, const SG::VarHandleKeyType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleBase &hndl, const std::string &doc, const SG::VarHandleType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, SG::VarHandleKeyArray &hndArr, const std::string &doc, const SG::VarHandleKeyArrayType &)

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, T &property, const std::string &doc, const SG::NotHandleType &)
	Declare a new Gaudi property. More...

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, T &property, const std::string &doc="none")
	Declare a new Gaudi property. More...

void	updateVHKA (Gaudi::Details::PropertyBase &)

MsgStream &	msg () const

MsgStream &	msg (const MSG::Level lvl) const

bool	msgLvl (const MSG::Level lvl) const

Protected Member Functions
void	renounceArray (SG::VarHandleKeyArray &handlesArray)
	remove all handles from I/O resolution More...

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. More...

Private Types
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

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

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleKeyArrayType &)
	specialization for handling Gaudi::Property<SG::VarHandleKeyArray> More...

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleType &)
	specialization for handling Gaudi::Property<SG::VarHandleBase> More...

Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T > &t, const SG::NotHandleType &)
	specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray> More...

Private Attributes
SG::ReadHandleKey< xAOD::TruthParticleContainer >	m_truthPartContKey {this, "TruthParticleContainerKey", "TruthGen"}

Gaudi::Property< double >	m_Ptmin {this, "Ptcut", 200000.}

Gaudi::Property< int >	m_numLeptons {this, "NumLeptons", -1}

Gaudi::Property< bool >	m_fourTopsFilter {this, "fourTopsFilter", false}

Gaudi::Property< bool >	m_SSMLFilter {this, "SSMLFilter", false}

DataObjIDColl	m_extendedExtraObjects

StoreGateSvc_t	m_evtStore
	Pointer to StoreGate (event store by default) More...

StoreGateSvc_t	m_detStore
	Pointer to StoreGate (detector store by default) More...

std::vector< SG::VarHandleKeyArray * >	m_vhka

bool	m_varHandleArraysDeclared

Utility event-mangling functions
Todo: Replace with HepMC units when available
ServiceHandle< IPartPropSvc >	m_ppSvc {this, "PartPropSvc", "PartPropSvc"}
	Handle on the particle property service. More...

SG::ReadHandleKey< McEventCollection >	m_mcevents_const { this, "McEventKey", "GEN_EVENT", "StoreGate key of the MC event collection" }
	Const handle to the MC event collection. More...

void	GeVToMeV (HepMC::GenEvent *evt)
	Scale event energies/momenta by x 1000. More...

void	MeVToGeV (HepMC::GenEvent *evt)
	Scale event energies/momenta by x 1/1000. More...

void	cmTomm (HepMC::GenEvent *evt)
	Scale event lengths by x 10. More...

void	mmTocm (HepMC::GenEvent *evt)
	Scale event lengths by x 1/10. More...

Detailed Description

Require the event to contain at least one charged lepton (from W decay, which should come from top) with pt at or above Ptcut.

Events that do not contain t AND t CLHEP::bar quarks are rejected. Only tops decaying to W X are analyzed and counted in this algorithm.

Author: Gia Khoriauli, June 2008; Andy Buckley, extension to specific lepton multiplicities, April 2012

Definition at line 17 of file xAODTTbarWToLeptonFilter.h.

Member Typedef Documentation

◆ StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Member Function Documentation

◆ ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

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 76 of file GenBase.h.

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

◆ ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

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.

◆ cmTomm()

void GenBase::cmTomm ( HepMC::GenEvent * evt )

protectedinherited

Scale event lengths by x 10.

Definition at line 78 of file GenBase.cxx.

                                        {
   for (HepMC::GenEvent::vertex_iterator vtx = evt->vertices_begin(); vtx != evt->vertices_end(); ++vtx) {
     const HepMC::FourVector fv((*vtx)->position().x() * 10,
                                (*vtx)->position().y() * 10,
                                (*vtx)->position().z() * 10,
                                (*vtx)->position().t() * 10);
     (*vtx)->set_position(fv);
   }
 }

◆ declareGaudiProperty() [1/4]

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

inlineprivateinherited

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

Definition at line 170 of file AthCommonDataStore.h.

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

◆ declareGaudiProperty() [2/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< Algorithm > >::declareGaudiProperty	(	Gaudi::Property< T > &	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());
  
   }

◆ declareGaudiProperty() [3/4]

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

inlineprivateinherited

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

Definition at line 184 of file AthCommonDataStore.h.

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

◆ declareGaudiProperty() [4/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< Algorithm > >::declareGaudiProperty	(	Gaudi::Property< T > &	t,
		const SG::NotHandleType &
	)

inlineprivateinherited

specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray>

Definition at line 199 of file AthCommonDataStore.h.

   {
     return PBASE::declareProperty(t);
   }

◆ declareProperty() [1/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< Algorithm > >::declareProperty	(	const std::string &	name,
		SG::VarHandleBase &	hndl,
		const std::string &	doc,
		const SG::VarHandleType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
hndl	Object holding the property value.
doc	Documentation string for the property.

This is the version for types that derive from SG::VarHandleBase. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 245 of file AthCommonDataStore.h.

   {
     this->declare(hndl.vhKey());
     hndl.vhKey().setOwner(this);
  
     return PBASE::declareProperty(name,hndl,doc);
   }

◆ declareProperty() [2/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< Algorithm > >::declareProperty	(	const std::string &	name,
		SG::VarHandleKey &	hndl,
		const std::string &	doc,
		const SG::VarHandleKeyType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
hndl	Object holding the property value.
doc	Documentation string for the property.

This is the version for types that derive from SG::VarHandleKey. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 221 of file AthCommonDataStore.h.

   {
     this->declare(hndl);
     hndl.setOwner(this);
  
     return PBASE::declareProperty(name,hndl,doc);
   }

◆ declareProperty() [3/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< Algorithm > >::declareProperty	(	const std::string &	name,
		SG::VarHandleKeyArray &	hndArr,
		const std::string &	doc,
		const SG::VarHandleKeyArrayType &
	)

inlineinherited

Definition at line 259 of file AthCommonDataStore.h.

   {
  
     // std::ostringstream ost;
     // ost << Algorithm::name() << " VHKA declareProp: " << name 
     //     << " size: " << hndArr.keys().size() 
     //     << " mode: " << hndArr.mode() 
     //     << "  vhka size: " << m_vhka.size()
     //     << "\n";
     // debug() << ost.str() << endmsg;
  
     hndArr.setOwner(this);
     m_vhka.push_back(&hndArr);
  
     Gaudi::Details::PropertyBase* p =  PBASE::declareProperty(name, hndArr, doc);
     if (p != 0) {
       p->declareUpdateHandler(&AthCommonDataStore<PBASE>::updateVHKA, this);
     } else {
       ATH_MSG_ERROR("unable to call declareProperty on VarHandleKeyArray " 
                     << name);
     }
  
     return p;
  
   }

◆ declareProperty() [4/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< Algorithm > >::declareProperty	(	const std::string &	name,
		T &	property,
		const std::string &	doc,
		const SG::NotHandleType &
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
property	Object holding the property value.
doc	Documentation string for the property.

This is the generic version, for types that do not derive from SG::VarHandleKey. It just forwards to the base class version of declareProperty.

Definition at line 333 of file AthCommonDataStore.h.

   {
     return PBASE::declareProperty(name, property, doc);
   }

◆ declareProperty() [5/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< Algorithm > >::declareProperty	(	const std::string &	name,
		T &	property,
		const std::string &	doc = `"none"`
	)

inlineinherited

Declare a new Gaudi property.

Parameters

name	Name of the property.
property	Object holding the property value.
doc	Documentation string for the property.

This dispatches to either the generic declareProperty or the one for VarHandle/Key/KeyArray.

Definition at line 352 of file AthCommonDataStore.h.

   {
     typedef typename SG::HandleClassifier<T>::type htype;
     return declareProperty (name, property, doc, htype());
   }

◆ declareProperty() [6/6]

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

inlineinherited

Definition at line 145 of file AthCommonDataStore.h.

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

◆ detStore()

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

inlineinherited

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

Definition at line 95 of file AthCommonDataStore.h.

95 { return m_detStore; }

◆ event_const()

const HepMC::GenEvent* GenBase::event_const ( ) const

inlineinherited

Access the current signal event (const)

Definition at line 83 of file GenBase.h.

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

◆ events_const() [1/2]

const McEventCollection* GenBase::events_const ( ) const

inlineinherited

Access the current event's McEventCollection (const)

Definition at line 96 of file GenBase.h.

                                                 {
     return events_const( getContext() );
   }

◆ events_const() [2/2]

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

inlineinherited

Definition at line 99 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() [1/2]

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

inlineinherited

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

Definition at line 85 of file AthCommonDataStore.h.

85 { return m_evtStore; }

◆ evtStore() [2/2]

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

inlineinherited

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

Definition at line 90 of file AthCommonDataStore.h.

90 { return m_evtStore; }

◆ execute()

StatusCode GenFilter::execute ( )

virtualinherited

Todo:: Probably the filter should only look at the first event... right?

Reimplemented from GenBase.

Definition at line 29 of file GenFilter.cxx.

                               {
   if (events_const()->empty()) {
     ATH_MSG_ERROR("No events found in McEventCollection");
     return StatusCode::FAILURE;
   } else if (events_const()->size() > 1) {
     ATH_MSG_WARNING("More than one event in current McEventCollection -- which is valid?");
   }
   StatusCode sc = filterEvent();
 #ifdef HEPMC3
   if (filterPassed() || m_keepAll ) {
 #else
   if (filterPassed() ) {
 #endif
     ATH_MSG_DEBUG("Event passed filter");
     m_nPass += 1;
   } else {
     ATH_MSG_DEBUG("Event failed filter");
     m_nFail += 1;
   }
   // Bail out once we have enough events
   if (m_nPass >= m_nNeeded && m_nNeeded > 0)
     sc = StatusCode::FAILURE;
   return sc;
 }

◆ extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< 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 & AthAlgorithm::extraOutputDeps ( ) const

overridevirtualinherited

Return the list of extra output dependencies.

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

Definition at line 50 of file AthAlgorithm.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 Algorithm::extraOutputDeps();
 }

◆ filterEvent()

StatusCode xAODTTbarWToLeptonFilter::filterEvent ( )

finaloverridevirtual

Implements GenFilter.

Definition at line 15 of file xAODTTbarWToLeptonFilter.cxx.

 {
  
 // Retrieve TruthGen container from xAOD Gen slimmer, contains all particles witout barcode_zero and
 // duplicated barcode ones
   SG::ReadHandle<xAOD::TruthParticleContainer> xTruthParticleContainer{m_truthPartContKey};
   CHECK(xTruthParticleContainer.isValid());
  
     int N_quark_t = 0;
     int N_quark_tbar = 0;
     int N_quark_t_all = 0;
     int N_quark_tbar_all = 0;
     int N_pt_above_cut = 0;
     int N_pt_above_cut_plus = 0;
     int N_pt_above_cut_minus = 0;
  
     int foundlepton[6] = {0, 0, 0, 0, 0, 0}; // e+, e-, mu+, mu-, tau+, tau-
     int count_found_leptons = 1;             // In ttbar each charged lepton flavour is counted at most once
     if (m_fourTopsFilter)
         count_found_leptons = 2; // In four tops, one can have the same charged lepton flavour twice
  
   // Loop over all particles in the event 
   for (const xAOD::TruthParticle* pitr : *xTruthParticleContainer) {
             if (!MC::isTop(pitr))
                 continue;
             if (pitr->pdgId() == MC::TQUARK)
                 N_quark_t_all++;
             if (pitr->pdgId() == -MC::TQUARK)
                 N_quark_tbar_all++;
             auto decayVtx = pitr->decayVtx();
             // Verify if we got a valid pointer and retrieve the number of daughters
             if (!decayVtx)
                 continue;
             // For this analysis we are not interested in t->t MC structures, only in decays
             if (decayVtx->nOutgoingParticles() < 2)
                 continue;
  
             for (size_t thisChild_id = 0; thisChild_id < pitr->decayVtx()->nOutgoingParticles(); thisChild_id++)
             {
                 auto child_mcpart = pitr->decayVtx()->outgoingParticle(thisChild_id);
                 //  Implicitly assume that tops always decay to W X
                 if (!MC::isW(child_mcpart))
                     continue;
                 if (pitr->pdgId() == MC::TQUARK)
                     N_quark_t++;
                 if (pitr->pdgId() == -MC::TQUARK)
                     N_quark_tbar++;
  
                 bool useNextVertex = false;
                 auto w_decayVtx = child_mcpart->decayVtx();
                 while (w_decayVtx)
                 {
                     useNextVertex = false;
                     for (size_t w_thisChild_id = 0; w_thisChild_id < w_decayVtx->nOutgoingParticles(); w_thisChild_id++)
                     {
                         auto grandchild_mcpart = w_decayVtx->outgoingParticle(w_thisChild_id);
  
                         int grandchild_pid = grandchild_mcpart->pdgId();
                         ATH_MSG_DEBUG("W (t/tbar) has " << w_decayVtx->nOutgoingParticles() << " children and the pdgId of the next is " << grandchild_pid);
                         // Check if the W's child is W again. If yes, then move to its next decay vertex in a decay tree
                         if (MC::isW(grandchild_pid))
                         {
                             w_decayVtx = grandchild_mcpart->decayVtx();
                             // If something wrong comes from truth...
                             if (!w_decayVtx)
                             {
                                 ATH_MSG_ERROR("A stable W is found... ");
                                 break;
                             }
                             useNextVertex = true;
                             break;
                         }
  
                         // use brute force to use only leptons that have not been found already
                         if (grandchild_pid == MC::POSITRON && foundlepton[0] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[0]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_minus++;
                             }
                         }
                         if (grandchild_pid == MC::ELECTRON && foundlepton[1] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[1]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_plus++;
                             }
                         }
                         if (grandchild_pid == -MC::MUON && foundlepton[2] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[2]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_minus++;
                             }
                         }
                         if (grandchild_pid == MC::MUON && foundlepton[3] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[3]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_plus++;
                             }
                         }
                         if (grandchild_pid == -MC::TAU && foundlepton[4] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[4]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_minus++;
                             }
                         }
                         if (grandchild_pid == MC::TAU && foundlepton[5] < count_found_leptons)
                         {
                             if (grandchild_mcpart->pt() >= m_Ptmin)
                             {
                                 foundlepton[5]++;
                                 N_pt_above_cut++;
                                 N_pt_above_cut_plus++;
                             }
                         }
                     }
                     // If investigation of W's next decay vertex is not required then finish looking for leptons
                     if (!useNextVertex)
                         break;
                 }
             }
         } //loop over TruthParticles
     
  
     ATH_MSG_INFO("Found " << N_quark_t_all << " t    quarks in event record");
     ATH_MSG_INFO("Found " << N_quark_tbar_all << " tbar quarks in event record");
     ATH_MSG_INFO("Found " << N_quark_t << " t    -> W X decays");
     ATH_MSG_INFO("Found " << N_quark_tbar << " tbar -> W X decays");
     ATH_MSG_INFO("Num leptons from W decays from tops with lepton pt above " << m_Ptmin / 1000.0 << " Gaudi::Units::GeV/c = " << N_pt_above_cut);
  
     int count_tops = 1;
     if (m_fourTopsFilter)
         count_tops = 2;
     if (N_quark_t_all < count_tops || N_quark_tbar_all < count_tops)
     {
  
         ATH_MSG_ERROR("No t or tbar quarks were found in a (presumably) ttbar event! Event is rejected.");
         setFilterPassed(false);
         return StatusCode::SUCCESS;
     }
  
     if (N_quark_t < count_tops || N_quark_tbar < count_tops)
     {
  
         ATH_MSG_ERROR("No t or tbar quarks were found decaying to W in a (presumably) ttbar event! Event is rejected. Event dump follows.");
         int part = 0;
      // Loop over all particles in the event and build up the grid
         for (const xAOD::TruthParticle* mcpart : *xTruthParticleContainer) {
                 part++;
                 int pid = mcpart->pdgId();
                 ATH_MSG_ERROR("Particle number " << part << " has pdgId = " << pid);
                 // retrieve decay vertex
                 auto decayVtx = mcpart->decayVtx();
                 // verify if we got a valid pointer
                 if (!decayVtx)
                     continue;
                 int part_child = 0;
                 for (size_t thisChild_id = 0; thisChild_id < mcpart->decayVtx()->nOutgoingParticles(); thisChild_id++)
                 {
                     auto child_mcpart = mcpart->decayVtx()->outgoingParticle(thisChild_id);
                     part_child++;
                     int child_pid = child_mcpart->pdgId();
                     ATH_MSG_ERROR("          child " << part_child << " with pdgId = " << child_pid);
                 }
             } // loop over TruthParticles
         
         setFilterPassed(false);
         return StatusCode::SUCCESS;
     }
  
     // If NumLeptons is negative (default), accept if Nlep > 0, otherwise only accept an exact match
     if (m_numLeptons < 0)
     {
         if ((N_quark_t >= 2 || N_quark_tbar >= 2) && !m_fourTopsFilter)
         {
             ATH_MSG_WARNING("More than one t -> W X or tbar -> W X decays found. Event is accepted anyway.");
         }
         if ((N_quark_t > 2 || N_quark_tbar > 2) && m_fourTopsFilter)
         {
             ATH_MSG_WARNING("More than one t -> W X or tbar -> W X decays found. Event is accepted anyway.");
         }
         setFilterPassed(N_pt_above_cut > 0);
     }
     else
     {
         if (m_fourTopsFilter)
         {
             if (m_SSMLFilter)
                 setFilterPassed((N_pt_above_cut >= m_numLeptons) && (N_pt_above_cut_plus >= 2 || N_pt_above_cut_minus >= 2));
             else
                 setFilterPassed(N_pt_above_cut >= m_numLeptons);
         }
         else
             setFilterPassed(N_pt_above_cut == m_numLeptons);
     }
  
     return StatusCode::SUCCESS;
 }

◆ filterFinalize()

virtual StatusCode GenFilter::filterFinalize ( )

inlinevirtualinherited

Reimplemented in xAODBSignalFilter, xAODHeavyFlavorHadronFilter, xAODChargedTracksWeightFilter, xAODHTFilter, xAODTauFilter, xAODXtoVVDecayFilterExtended, xAODTTbarWithJpsimumuFilter, xAODMultiBjetFilter, xAODMultiCjetFilter, MuDstarFilter, BoostedHadTopAndTopPair, TrimuMassRangeFilter, LeptonFilter, BSignalFilter, DecaysFinalStateFilter, LeptonPairFilter, MultiParticleFilter, DiBjetFilter, FourLeptonInvMassFilter, ParentChildwStatusFilter, VBFHbbEtaSortingFilter, ParticleDecayFilter, HeavyFlavorHadronFilter, TauFilter, TTbarPlusHeavyFlavorFilter, MultiBjetFilter, XtoVVDecayFilterExtended, ChargedTracksWeightFilter, HTFilter, TTbarWithJpsimumuFilter, xAODDiLeptonMassFilter, DiLeptonMassFilter, QCDTruthJetFilter, QCDTruthMultiJetFilter, M4MuIntervalFilter, and MultiCjetFilter.

Definition at line 47 of file GenFilter.h.

47 { return StatusCode::SUCCESS; }

◆ filterInitialize()

StatusCode xAODTTbarWToLeptonFilter::filterInitialize ( )

finaloverridevirtual

Reimplemented from GenFilter.

Definition at line 9 of file xAODTTbarWToLeptonFilter.cxx.

 {
   CHECK(m_truthPartContKey.initialize());
   return StatusCode::SUCCESS;
 }

◆ finalize()

StatusCode GenFilter::finalize ( )

inherited

Definition at line 56 of file GenFilter.cxx.

                                {
   ATH_MSG_INFO("Events passed = " << m_nPass << "  Events failed = " << m_nFail);
   CHECK(filterFinalize());
   return StatusCode::SUCCESS;
 }

◆ GenFilter()

GenFilter::GenFilter

Definition at line 33 of file GenFilter.cxx.

   : GenBase(name, pSvcLocator)
 {
   declareProperty("TotalPassed", m_nNeeded=-1);
 #ifdef HEPMC3
   declareProperty("KeepAllEvents", m_keepAll=false);
 #endif
   m_nPass = 0;
   m_nFail = 0;
 }

◆ GeVToMeV()

void GenBase::GeVToMeV ( HepMC::GenEvent * evt )

protectedinherited

Scale event energies/momenta by x 1000.

Todo:: Add HepMC units awareness and do it differently when HepMC provides this functionality directly (and reference-based FourVector accessors)

Definition at line 58 of file GenBase.cxx.

                                          {
   for (HepMC::GenEvent::particle_iterator p = evt->particles_begin(); p != evt->particles_end(); ++p) {
     const HepMC::FourVector fv((*p)->momentum().px() * 1000,
                                (*p)->momentum().py() * 1000,
                                (*p)->momentum().pz() * 1000,
                                (*p)->momentum().e()  * 1000);
     (*p)->set_momentum(fv);
     (*p)->set_generated_mass(1000 * (*p)->generated_mass());
   }
 }

◆ initialize()

StatusCode GenFilter::initialize ( )

virtualinherited

Reimplemented from GenBase.

Definition at line 20 of file GenFilter.cxx.

                                  {
   CHECK(GenBase::initialize());
   m_nPass = 0;
   m_nFail = 0;
   CHECK(filterInitialize());
   return StatusCode::SUCCESS;
 }

◆ inputHandles()

virtual std::vector<Gaudi::DataHandle*> AthCommonDataStore< AthCommonMsg< 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.

◆ MeVToGeV()

void GenBase::MeVToGeV ( HepMC::GenEvent * evt )

protectedinherited

Scale event energies/momenta by x 1/1000.

Definition at line 68 of file GenBase.cxx.

                                          {
   for (HepMC::GenEvent::particle_iterator p = evt->particles_begin(); p != evt->particles_end(); ++p) {
     const HepMC::FourVector fv((*p)->momentum().px() / 1000,
                                (*p)->momentum().py() / 1000,
                                (*p)->momentum().pz() / 1000,
                                (*p)->momentum().e()  / 1000);
     (*p)->set_momentum(fv);
     (*p)->set_generated_mass((*p)->generated_mass() / 1000);
   }
 }

◆ mmTocm()

void GenBase::mmTocm ( HepMC::GenEvent * evt )

protectedinherited

Scale event lengths by x 1/10.

Definition at line 87 of file GenBase.cxx.

                                        {
   for (HepMC::GenEvent::vertex_iterator vtx = evt->vertices_begin(); vtx != evt->vertices_end(); ++vtx) {
     const HepMC::FourVector fv((*vtx)->position().x() / 10,
                                (*vtx)->position().y() / 10,
                                (*vtx)->position().z() / 10,
                                (*vtx)->position().t() / 10);
     (*vtx)->set_position(fv);
   }
 }

◆ msg() [1/2]

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                 {
     return this->msgStream();
   }

◆ msg() [2/2]

MsgStream& AthCommonMsg< Algorithm >::msg ( const MSG::Level lvl ) const

inlineinherited

Definition at line 27 of file AthCommonMsg.h.

                                                   {
     return this->msgStream(lvl);
   }

◆ msgLvl()

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

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                                {
     return this->msgLevel(lvl);
   }

◆ nFailed()

int GenFilter::nFailed ( ) const

inlineinherited

Definition at line 53 of file GenFilter.h.

53 { return m_nFail; }

◆ nNeeded()

int GenFilter::nNeeded ( ) const

inlineinherited

Definition at line 54 of file GenFilter.h.

54 { return m_nNeeded; }

◆ nPassed()

int GenFilter::nPassed ( ) const

inlineinherited

Definition at line 52 of file GenFilter.h.

52 { return m_nPass; }

◆ outputHandles()

virtual std::vector<Gaudi::DataHandle*> AthCommonDataStore< AthCommonMsg< 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.

◆ particleData()

const HepPDT::ParticleData* GenBase::particleData ( int pid ) const

inlineinherited

Access an element in the particle data table.

Definition at line 126 of file GenBase.h.

                                                         {
     return pdt().particle(HepPDT::ParticleID(std::abs(pid)));
   }

◆ particleTable()

const HepPDT::ParticleDataTable& GenBase::particleTable ( ) const

inlineinherited

Get a particle data table.

Definition at line 118 of file GenBase.h.

                                                        {
     return *(m_ppSvc->PDT());
   }

◆ partPropSvc()

const ServiceHandle<IPartPropSvc> GenBase::partPropSvc ( ) const

inlineinherited

Access the particle property service.

Definition at line 113 of file GenBase.h.

                                                         {
     return m_ppSvc;
   }

◆ pdt()

const HepPDT::ParticleDataTable& GenBase::pdt ( ) const

inlineinherited

Shorter alias to get a particle data table.

Definition at line 123 of file GenBase.h.

123 { return particleTable(); }

◆ 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< Algorithm > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

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

◆ renounceArray()

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

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                           {
     handlesArray.renounce();
   }

◆ sysInitialize()

StatusCode AthAlgorithm::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< Algorithm > >.

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

Definition at line 66 of file AthAlgorithm.cxx.

                                        {
   StatusCode sc=AthCommonDataStore<AthCommonMsg<Algorithm>>::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< 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< 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);
       }
     }
   }

Member Data Documentation

◆ m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Algorithm > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Algorithm > >::m_evtStore

privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_extendedExtraObjects

DataObjIDColl AthAlgorithm::m_extendedExtraObjects

privateinherited

Definition at line 79 of file AthAlgorithm.h.

◆ m_fourTopsFilter

Gaudi::Property<bool> xAODTTbarWToLeptonFilter::m_fourTopsFilter {this, "fourTopsFilter", false}

private

Definition at line 29 of file xAODTTbarWToLeptonFilter.h.

◆ m_mcEventKey

std::string GenBase::m_mcEventKey {}

protectedinherited

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

Definition at line 137 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 163 of file GenBase.h.

◆ 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 139 of file GenBase.h.

◆ m_nFail

int GenFilter::m_nFail

protectedinherited

Definition at line 66 of file GenFilter.h.

◆ m_nNeeded

int GenFilter::m_nNeeded

protectedinherited

Definition at line 67 of file GenFilter.h.

◆ m_nPass

int GenFilter::m_nPass

protectedinherited

Definition at line 65 of file GenFilter.h.

◆ m_numLeptons

Gaudi::Property<int> xAODTTbarWToLeptonFilter::m_numLeptons {this, "NumLeptons", -1}

private

Definition at line 28 of file xAODTTbarWToLeptonFilter.h.

◆ m_ppSvc

ServiceHandle<IPartPropSvc> GenBase::m_ppSvc {this, "PartPropSvc", "PartPropSvc"}

privateinherited

Handle on the particle property service.

Definition at line 160 of file GenBase.h.

◆ m_Ptmin

Gaudi::Property<double> xAODTTbarWToLeptonFilter::m_Ptmin {this, "Ptcut", 200000.}

private

Definition at line 27 of file xAODTTbarWToLeptonFilter.h.

◆ m_SSMLFilter

Gaudi::Property<bool> xAODTTbarWToLeptonFilter::m_SSMLFilter {this, "SSMLFilter", false}

private

Definition at line 30 of file xAODTTbarWToLeptonFilter.h.

◆ m_truthPartContKey

SG::ReadHandleKey<xAOD::TruthParticleContainer> xAODTTbarWToLeptonFilter::m_truthPartContKey {this, "TruthParticleContainerKey", "TruthGen"}

private

Definition at line 26 of file xAODTTbarWToLeptonFilter.h.

◆ m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< Algorithm > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

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

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

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

Public Member Functions

Protected Member Functions

Private Types

Private Member Functions

Private Attributes

Utility event-mangling functions

Detailed Description

Member Typedef Documentation

◆ StoreGateSvc_t

Member Function Documentation

◆ ATLAS_NOT_CONST_THREAD_SAFE() [1/2]

◆ ATLAS_NOT_CONST_THREAD_SAFE() [2/2]

◆ cmTomm()

◆ declareGaudiProperty() [1/4]

◆ declareGaudiProperty() [2/4]

◆ declareGaudiProperty() [3/4]

◆ declareGaudiProperty() [4/4]

◆ declareProperty() [1/6]

◆ declareProperty() [2/6]

◆ declareProperty() [3/6]

◆ declareProperty() [4/6]

◆ declareProperty() [5/6]

◆ declareProperty() [6/6]

◆ detStore()

◆ event_const()

◆ events_const() [1/2]

◆ events_const() [2/2]

◆ evtStore() [1/2]

◆ evtStore() [2/2]

◆ execute()

◆ extraDeps_update_handler()

◆ extraOutputDeps()

◆ filterEvent()

◆ filterFinalize()

◆ filterInitialize()

◆ finalize()

◆ GenFilter()

◆ GeVToMeV()

◆ initialize()

◆ inputHandles()

◆ MeVToGeV()

◆ mmTocm()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ nFailed()

◆ nNeeded()

◆ nPassed()

◆ outputHandles()

◆ particleData()

◆ particleTable()

◆ partPropSvc()

◆ pdt()

◆ renounce()

◆ renounceArray()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

Member Data Documentation

◆ m_detStore

◆ m_evtStore

◆ m_extendedExtraObjects

◆ m_fourTopsFilter

◆ m_mcEventKey

◆ m_mcevents_const

◆ m_mkMcEvent

◆ m_nFail

◆ m_nNeeded

◆ m_nPass

◆ m_numLeptons

◆ m_ppSvc

◆ m_Ptmin

◆ m_SSMLFilter

◆ m_truthPartContKey

◆ m_varHandleArraysDeclared

◆ m_vhka