#include <JpsiPlus2Tracks.h>

Inheritance diagram for Analysis::JpsiPlus2Tracks:

Collaboration diagram for Analysis::JpsiPlus2Tracks:

Public Member Functions
	JpsiPlus2Tracks (const std::string &t, const std::string &n, const IInterface *p)

	~JpsiPlus2Tracks ()

virtual StatusCode	initialize () override

virtual StatusCode	performSearch (const EventContext &ctx, xAOD::VertexContainer &) const override

bool	passCuts (xAOD::BPhysHelper &bHelper, std::span< const double > masses, std::string_view str) const

bool	vertexCuts (xAOD::BPhysHelper &bHelper) const

xAOD::Vertex *	fit (const std::vector< const xAOD::TrackParticle * > &, const xAOD::TrackParticleContainer , const xAOD::TrackParticleContainer GSL) const

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	sysInitialize () override
	Perform system initialization for an algorithm. 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

Static Public Member Functions
static const InterfaceID &	interfaceID ()

static double	getInvariantMass (const xAOD::TrackParticle , double, const xAOD::TrackParticle , double)

static double	getInvariantMass (const std::vector< const xAOD::TrackParticle * > &trk, const std::vector< double > &)

static bool	oppositeCharges (const xAOD::TrackParticle , const xAOD::TrackParticle )

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
bool	m_pipiMassHyp {}

bool	m_kkMassHyp {}

bool	m_kpiMassHyp {}

bool	m_kpMassHyp {}

bool	m_oppChargesOnly {}

bool	m_sameChargesOnly {}

double	m_trkThresholdPt {}

double	m_trkMaxEta {}

double	m_BThresholdPt {}

double	m_BMassUpper {}

double	m_BMassLower {}

SG::ReadHandleKey< xAOD::VertexContainer >	m_jpsiCollectionKey

double	m_jpsiMassUpper {}

double	m_jpsiMassLower {}

SG::ReadHandleKey< xAOD::TrackParticleContainer >	m_TrkParticleCollection

SG::ReadHandleKey< xAOD::TrackParticleContainer >	m_TrkParticleGSFCollection

SG::ReadHandleKey< xAOD::MuonContainer >	m_MuonsUsedInJpsi

bool	m_excludeJpsiMuonsOnly {}

bool	m_excludeCrossJpsiTracks {}

ToolHandle< Trk::IVertexFitter >	m_iVertexFitter

ToolHandle< Trk::ITrackSelectorTool >	m_trkSelector

Trk::TrkVKalVrtFitter *	m_VKVFitter {}

bool	m_useMassConst {}

double	m_altMassConst {}

double	m_diTrackMassUpper {}

double	m_diTrackMassLower {}

double	m_chi2cut {}

double	m_diTrackPt {}

double	m_trkQuadrupletMassUpper {}

double	m_trkQuadrupletMassLower {}

double	m_trkQuadrupletPt {}

double	m_finalDiTrackMassUpper {}

double	m_finalDiTrackMassLower {}

double	m_finalDiTrackPt {}

double	m_trkDeltaZ {}

std::vector< double >	m_manualMassHypo

int	m_requiredNMuons {}

std::vector< double >	m_altMassMuonTracks

std::vector< double >	m_mumukkMasses

std::vector< double >	m_mumupipiMasses

std::vector< double >	m_mumukpiMasses

std::vector< double >	m_mumupikMasses

std::vector< double >	m_mumukpMasses

std::vector< double >	m_mumupkMasses

std::vector< int >	m_useGSFTrackIndices

std::bitset< 4 >	m_useGSFTrack

size_t	m_candidateLimit {}

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

Detailed Description

Definition at line 43 of file JpsiPlus2Tracks.h.

Member Typedef Documentation

◆ StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ JpsiPlus2Tracks()

Analysis::JpsiPlus2Tracks::JpsiPlus2Tracks	(	const std::string &	t,
		const std::string &	n,
		const IInterface *	p
	)

Definition at line 87 of file JpsiPlus2Tracks.cxx.

                                                                                                  : AthAlgTool(t,n,p),
     m_pipiMassHyp(true),
     m_kkMassHyp(true),
     m_kpiMassHyp(true),
     m_kpMassHyp(false),
     m_oppChargesOnly(true),
     m_sameChargesOnly(false),
     m_trkThresholdPt(0.0),
     m_trkMaxEta(102.5),
     m_BThresholdPt(0.0),
     m_BMassUpper(0.0),
     m_BMassLower(0.0),
     m_jpsiCollectionKey("JpsiCandidates"),
     m_jpsiMassUpper(0.0),
     m_jpsiMassLower(0.0),
     m_TrkParticleCollection("InDetTrackParticles"),
     m_TrkParticleGSFCollection("GSFTrackParticles"),
     m_MuonsUsedInJpsi(),
     m_excludeJpsiMuonsOnly(true),
     m_excludeCrossJpsiTracks(false),
     m_iVertexFitter("Trk::TrkVKalVrtFitter"),
     m_trkSelector("InDet::TrackSelectorTool"),
     m_useMassConst(true),
     m_altMassConst(-1.0),
     m_diTrackMassUpper(-1.0),
     m_diTrackMassLower(-1.0),
     m_chi2cut(-1.0),
     m_diTrackPt(-1.0),
     m_trkQuadrupletMassUpper(-1.0),
     m_trkQuadrupletMassLower(-1.0),
     m_trkQuadrupletPt(-1.0),
     m_finalDiTrackMassUpper(-1.0),
     m_finalDiTrackMassLower(-1.0),
     m_finalDiTrackPt(-1.0),
     m_trkDeltaZ(-1.0),
     m_requiredNMuons(0),
     m_candidateLimit(std::numeric_limits<size_t>::max())
     {
         declareInterface<JpsiPlus2Tracks>(this);
         declareProperty("pionpionHypothesis",m_pipiMassHyp);
         declareProperty("kaonkaonHypothesis",m_kkMassHyp);
         declareProperty("kaonpionHypothesis",m_kpiMassHyp);
         declareProperty("kaonprotonHypothesis",m_kpMassHyp);
     declareProperty("oppChargesOnly",m_oppChargesOnly);
     declareProperty("SameChargesOnly",m_sameChargesOnly);
         declareProperty("trkThresholdPt",m_trkThresholdPt);
         declareProperty("trkMaxEta",m_trkMaxEta);
         declareProperty("BThresholdPt",m_BThresholdPt);
         declareProperty("BMassUpper",m_BMassUpper);
         declareProperty("BMassLower",m_BMassLower);
         declareProperty("JpsiContainerKey",m_jpsiCollectionKey);
         declareProperty("JpsiMassUpper",m_jpsiMassUpper);
         declareProperty("JpsiMassLower",m_jpsiMassLower);
         declareProperty("TrackParticleCollection",m_TrkParticleCollection);
         declareProperty("MuonsUsedInJpsi",m_MuonsUsedInJpsi);
         declareProperty("ExcludeJpsiMuonsOnly",m_excludeJpsiMuonsOnly);
         declareProperty("ExcludeCrossJpsiTracks",m_excludeCrossJpsiTracks); //Essential when trying to make vertices out of multiple muons (set to false)
         declareProperty("TrkVertexFitterTool",m_iVertexFitter);
         declareProperty("TrackSelectorTool",m_trkSelector);
         declareProperty("UseMassConstraint", m_useMassConst);
         declareProperty("AlternativeMassConstraint",m_altMassConst);
         declareProperty("DiTrackMassUpper",m_diTrackMassUpper);
         declareProperty("DiTrackMassLower",m_diTrackMassLower);
         // additional cuts by Daniel Scheirich
         declareProperty("Chi2Cut",m_chi2cut);
         declareProperty("DiTrackPt",m_diTrackPt);
         declareProperty("TrkQuadrupletMassUpper",m_trkQuadrupletMassUpper);
         declareProperty("TrkQuadrupletMassLower",m_trkQuadrupletMassLower);
         declareProperty("TrkQuadrupletPt"       ,m_trkQuadrupletPt       );
         declareProperty("FinalDiTrackMassUpper" ,m_finalDiTrackMassUpper );
         declareProperty("FinalDiTrackMassLower" ,m_finalDiTrackMassLower );
         declareProperty("FinalDiTrackPt"        ,m_finalDiTrackPt        );
         declareProperty("TrkDeltaZ"             ,m_trkDeltaZ             );
         declareProperty("ManualMassHypo",        m_manualMassHypo);
         declareProperty("RequireNMuonTracks",   m_requiredNMuons);
         declareProperty("AlternativeMassConstraintTrack", m_altMassMuonTracks);
         declareProperty("UseGSFTrackIndices", m_useGSFTrackIndices);
         declareProperty("GSFCollection", m_TrkParticleGSFCollection);
         declareProperty("CandidateLimit", m_candidateLimit);
     }

◆ ~JpsiPlus2Tracks()

Analysis::JpsiPlus2Tracks::~JpsiPlus2Tracks ( )

Definition at line 168 of file JpsiPlus2Tracks.cxx.

168 {}

Member Function Documentation

◆ declareGaudiProperty() [1/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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< AlgTool > >::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; }

◆ evtStore() [1/2]

ServiceHandle<StoreGateSvc>& AthCommonDataStore< AthCommonMsg< AlgTool > >::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< AlgTool > >::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; }

◆ extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< AlgTool > >::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

◆ fit()

xAOD::Vertex * Analysis::JpsiPlus2Tracks::fit	(	const std::vector< const xAOD::TrackParticle * > &	inputTracks,
		const xAOD::TrackParticleContainer *	importedTrackCollection,
		const xAOD::TrackParticleContainer *	GSL
	)		const

Definition at line 433 of file JpsiPlus2Tracks.cxx.

                                                                                               {
  
         std::unique_ptr<Trk::IVKalState> state = m_VKVFitter->makeState();
         
  
  
         
         // Set the mass constraint if requested by user (default=true)
         // Can be set by user (m_altMassConstraint) - default is -1.0.
         // If < 0.0, uses J/psi (default)
         // If > 0.0, uses the value provided
  
  
         if (m_useMassConst) {
             constexpr double jpsiTableMass = 3096.916;
             m_VKVFitter->setMassInputParticles(m_altMassMuonTracks,*state);
             std::array<int,2> indices= {1, 2};
             if (m_altMassConst<0.0) m_VKVFitter->setMassForConstraint(jpsiTableMass,indices,*state);
             if (m_altMassConst>0.0) m_VKVFitter->setMassForConstraint(m_altMassConst,indices,*state);
         }
  
         // Do the fit itself.......
         // Starting point (use the J/psi position)
         Amg::Vector3D startingPoint(0,0,0);
         StatusCode sc=m_VKVFitter->VKalVrtFitFast(inputTracks, startingPoint, *state);
         if(sc.isFailure()){
             startingPoint = Amg::Vector3D(0,0,0);
         }
         xAOD::Vertex* theResult = m_VKVFitter->fit(inputTracks, startingPoint, *state);
  
         // Added by ASC
         if(theResult != 0){
            std::vector<ElementLink<DataVector<xAOD::TrackParticle> > > newLinkVector;
            for(unsigned int i=0; i< theResult->trackParticleLinks().size(); i++)
            {
               ElementLink<DataVector<xAOD::TrackParticle> > mylink=theResult->trackParticleLinks()[i]; //makes a copy (non-const)
               mylink.setStorableObject( m_useGSFTrack[i] ?  *gsfCollection : *importedTrackCollection, true);
               newLinkVector.push_back( mylink );
            }
            theResult->clearTracks();
            theResult->setTrackParticleLinks( newLinkVector );
         }
         
         return theResult;
         
     }

◆ getInvariantMass() [1/2]

double Analysis::JpsiPlus2Tracks::getInvariantMass	(	const std::vector< const xAOD::TrackParticle * > &	trk,
		const std::vector< double > &	masses
	)

static

Definition at line 524 of file JpsiPlus2Tracks.cxx.

     {
         assert(trk.size() == masses.size() && trk.size()==4);
         const auto trk1V = trk[0]->p4();
         double px1 = trk1V.Px();
         double py1 = trk1V.Py();
         double pz1 = trk1V.Pz();
         double e1 = sqrt(px1*px1+py1*py1+pz1*pz1+masses[0]*masses[0]);
  
         const auto trk2V = trk[1]->p4();
         double px2 = trk2V.Px();
         double py2 = trk2V.Py();
         double pz2 = trk2V.Pz();
         double e2 = sqrt(px2*px2+py2*py2+pz2*pz2+masses[1]*masses[1]);
         
         const auto trk3V = trk[2]->p4();
         double px3 = trk3V.Px();
         double py3 = trk3V.Py();
         double pz3 = trk3V.Pz();
         double e3 = sqrt(px3*px3+py3*py3+pz3*pz3+masses[2]*masses[2]);
         
         const auto trk4V = trk[3]->p4();
         double px4 = trk4V.Px();
         double py4 = trk4V.Py();
         double pz4 = trk4V.Pz();
         double e4 = sqrt(px4*px4+py4*py4+pz4*pz4+masses[3]*masses[3]);
         
         double pxSum=px1+px2+px3+px4;
         double pySum=py1+py2+py3+py4;
         double pzSum=pz1+pz2+pz3+pz4;
         double eSum=e1+e2+e3+e4;
         
         double M=sqrt((eSum*eSum)-(pxSum*pxSum)-(pySum*pySum)-(pzSum*pzSum));
         
         return M;
         
     }

◆ getInvariantMass() [2/2]

double Analysis::JpsiPlus2Tracks::getInvariantMass	(	const xAOD::TrackParticle *	trk1,
		double	mass1,
		const xAOD::TrackParticle *	trk2,
		double	mass2
	)

static

Definition at line 503 of file JpsiPlus2Tracks.cxx.

                                                                                                                                     {
         const auto trk1V = trk1->p4();
         double px1 = trk1V.Px();
         double py1 = trk1V.Py();
         double pz1 = trk1V.Pz();
         double e1 = sqrt(px1*px1+py1*py1+pz1*pz1+mass1*mass1);
         const auto trk2V = trk2->p4();
         double px2 = trk2V.Px();
         double py2 = trk2V.Py();
         double pz2 = trk2V.Pz();
         double e2 = sqrt(px2*px2+py2*py2+pz2*pz2+mass2*mass2);
         double pxSum=px1+px2;
         double pySum=py1+py2;
         double pzSum=pz1+pz2;
         double eSum=e1+e2;
         double M=sqrt((eSum*eSum)-(pxSum*pxSum)-(pySum*pySum)-(pzSum*pzSum)); 
         
         return M;
         
     }

◆ initialize()

StatusCode Analysis::JpsiPlus2Tracks::initialize ( )

overridevirtual

Definition at line 35 of file JpsiPlus2Tracks.cxx.

                                            {
         
         // retrieving vertex Fitter
         ATH_CHECK(m_iVertexFitter.retrieve());
         m_VKVFitter = dynamic_cast<Trk::TrkVKalVrtFitter*>(&(*m_iVertexFitter));
         
         // Get the track selector tool from ToolSvc
         ATH_CHECK(m_trkSelector.retrieve());
  
  
         ATH_CHECK(m_jpsiCollectionKey.initialize());
         ATH_CHECK(m_TrkParticleCollection.initialize());
         ATH_CHECK(m_TrkParticleGSFCollection.initialize(!m_TrkParticleGSFCollection.key().empty()));
         if(m_MuonsUsedInJpsi.key() == "NONE") m_MuonsUsedInJpsi = "";
         ATH_CHECK(m_MuonsUsedInJpsi.initialize(!m_MuonsUsedInJpsi.key().empty()));
  
         if(!m_manualMassHypo.empty() && m_manualMassHypo.size() !=4){
             ATH_MSG_FATAL("Invalid number of elements given for manualMass hypothesis - needs 4");
             return StatusCode::FAILURE;
         }
         if(!m_manualMassHypo.empty()){
             ATH_MSG_DEBUG("manual mass hypo " << m_manualMassHypo[0] <<
                  ',' << m_manualMassHypo[1] << ',' << m_manualMassHypo[2] << ',' << m_manualMassHypo[3]);
         }
         if(m_requiredNMuons > 0 && !m_excludeJpsiMuonsOnly) {
             ATH_MSG_FATAL("Invalid configuration");
             return StatusCode::FAILURE;
         }
         if(m_oppChargesOnly & m_sameChargesOnly){
             ATH_MSG_FATAL("Invalid configuration");
             return StatusCode::FAILURE;
         }
  
         if(m_altMassMuonTracks.empty()){
             m_altMassMuonTracks.assign(2, muMass); //Default to muon mass
         }
         
         m_mumukkMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], kMass, kMass};
         m_mumupipiMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], piMass, piMass};
         m_mumukpiMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], kMass, piMass};
         m_mumupikMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], piMass, kMass};
         m_mumukpMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], kMass, pMass};
         m_mumupkMasses = {m_altMassMuonTracks[0], m_altMassMuonTracks[1], pMass, kMass};
         m_useGSFTrack.reset();
         for(int i : m_useGSFTrackIndices) m_useGSFTrack.set(i, true);
  
         ATH_MSG_DEBUG("Initialize successful");
         
         return StatusCode::SUCCESS;
         
     }

◆ inputHandles()

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

◆ interfaceID()

static const InterfaceID& Analysis::JpsiPlus2Tracks::interfaceID ( )

inlinestatic

Definition at line 50 of file JpsiPlus2Tracks.h.

50 { return IID_JpsiPlus2Tracks;};

◆ msg() [1/2]

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                 {
     return this->msgStream();
   }

◆ msg() [2/2]

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

inlineinherited

Definition at line 27 of file AthCommonMsg.h.

                                                   {
     return this->msgStream(lvl);
   }

◆ msgLvl()

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

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                                {
     return this->msgLevel(lvl);
   }

◆ oppositeCharges()

bool Analysis::JpsiPlus2Tracks::oppositeCharges	(	const xAOD::TrackParticle *	trk1,
		const xAOD::TrackParticle *	trk2
	)

static

Definition at line 487 of file JpsiPlus2Tracks.cxx.

                                                                                                       {
         double qOverP1=trk1->qOverP();
         double qOverP2=trk2->qOverP();
         bool opposite = (qOverP1*qOverP2<0.0);
         return opposite;
     }

◆ outputHandles()

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

◆ passCuts()

bool Analysis::JpsiPlus2Tracks::passCuts	(	xAOD::BPhysHelper &	bHelper,
		std::span< const double >	masses,
		std::string_view	str
	)		const

Definition at line 563 of file JpsiPlus2Tracks.cxx.

                                                                                                                    {
        
         TLorentzVector bMomentum = bHelper.totalP(masses);
 //      ATH_MSG_DEBUG(bMomentum.X() << " " << bMomentum.Y()<< " " << bMomentum.Z() << " " << bMomentum.E());
         double bPt = bMomentum.Pt();
  
         double bMass = bMomentum.M();
         ATH_MSG_DEBUG("Candidate pt/mass under " << str << " track mass hypothesis is " << bPt << " / " << bMass);
         if( !JpsiUpsilonCommon::cutAcceptGreater(bPt, m_BThresholdPt)) return false;
         if( !JpsiUpsilonCommon::cutRange(bMass, m_BMassLower, m_BMassUpper)) return false;
         assert(masses.size()==4);
         TLorentzVector tr1 = bHelper.refTrk(2,masses[2]);
         TLorentzVector tr2 = bHelper.refTrk(3,masses[3]);
         double bDiTrkPt   = (tr1+tr2).Pt();
         double bDiTrkMass = (tr1+tr2).M();
         if( !JpsiUpsilonCommon::cutAcceptGreater(bDiTrkPt, m_finalDiTrackPt)) return false;
         if( !JpsiUpsilonCommon::cutRange(bDiTrkMass, m_finalDiTrackMassLower, m_finalDiTrackMassUpper)) return false;
  
         return true;
     }

◆ performSearch()

StatusCode Analysis::JpsiPlus2Tracks::performSearch	(	const EventContext &	ctx,
		xAOD::VertexContainer &	bContainer
	)		const

overridevirtual

Implements Analysis::ICandidateSearch.

Definition at line 174 of file JpsiPlus2Tracks.cxx.

     {
         ATH_MSG_DEBUG( "JpsiPlus2Tracks::performSearch" );
         
         // Get the J/psis from StoreGate
         const xAOD::VertexContainer* importedJpsiCollection{nullptr};
         SG::ReadHandle<xAOD::VertexContainer> jpsihandle(m_jpsiCollectionKey,ctx);
         if(!jpsihandle.isValid()){
             ATH_MSG_ERROR("No VertexContainer with key " << m_jpsiCollectionKey.key() << " found in StoreGate. BCandidates will be EMPTY!");
             return StatusCode::FAILURE;
         }else{
             importedJpsiCollection = jpsihandle.cptr();
             ATH_MSG_DEBUG("Found VxCandidate container with key "<<m_jpsiCollectionKey.key());
         }
         ATH_MSG_DEBUG("VxCandidate container size " << importedJpsiCollection->size());
         
         // Get tracks
         const xAOD::TrackParticleContainer* importedTrackCollection{nullptr};
         SG::ReadHandle<xAOD::TrackParticleContainer> trackshandle(m_TrkParticleCollection,ctx);
         if(!trackshandle.isValid()){
             ATH_MSG_ERROR("No track particle collection with name " << m_TrkParticleCollection.key() << " found in StoreGate!");
             return StatusCode::FAILURE;
         } else {
             importedTrackCollection = trackshandle.cptr();
             ATH_MSG_DEBUG("Found track particle collection " << m_TrkParticleCollection.key() << " in StoreGate!");
         }
         ATH_MSG_DEBUG("Track container size "<< importedTrackCollection->size());
  
         const xAOD::TrackParticleContainer* importedGSFTrackCollection(nullptr);
         if(m_useGSFTrack.any() && !m_TrkParticleGSFCollection.key().empty()){
            SG::ReadHandle<xAOD::TrackParticleContainer> h(m_TrkParticleGSFCollection,ctx);
            ATH_CHECK(h.isValid());
            importedGSFTrackCollection = h.cptr();
         }
  
         // Get the muon collection used to build the J/psis
         const xAOD::MuonContainer* importedMuonCollection{nullptr};
         if (!m_MuonsUsedInJpsi.key().empty()) {
             SG::ReadHandle<xAOD::MuonContainer> h(m_MuonsUsedInJpsi,ctx);
             if (!h.isValid()){
                 ATH_MSG_ERROR("No muon collection with name " << m_MuonsUsedInJpsi.key() << " found in StoreGate!");
                 return StatusCode::FAILURE;
             } else {
                 importedMuonCollection = h.cptr();
                 ATH_MSG_DEBUG("Found muon collection " << m_MuonsUsedInJpsi.key() << " in StoreGate!");
             }
             ATH_MSG_DEBUG("Muon container size "<< importedMuonCollection->size());
         }
  
         // Typedef for vectors of tracks and VxCandidates
         typedef std::vector<const xAOD::TrackParticle*> TrackBag;
         
         // Select the inner detector tracks
         TrackBag theIDTracksAfterSelection;
         for (auto trkPBItr=importedTrackCollection->cbegin(); trkPBItr!=importedTrackCollection->cend(); ++trkPBItr) {
             const xAOD::TrackParticle* tp (*trkPBItr);
             if ( tp->pt()<m_trkThresholdPt ) continue;
             if ( std::abs(tp->eta())>m_trkMaxEta ) continue;
             if (importedMuonCollection!=NULL && !m_excludeJpsiMuonsOnly) {
                 if (JpsiUpsilonCommon::isContainedIn(tp,importedMuonCollection)) continue;
             }
             if ( m_trkSelector->decision(*tp, NULL) ) theIDTracksAfterSelection.push_back(tp);
         }
         if (theIDTracksAfterSelection.size() == 0) return StatusCode::SUCCESS;
         ATH_MSG_DEBUG("Number of tracks after ID trkSelector: " << theIDTracksAfterSelection.size());
         
         // Loop over J/psi candidates, select, collect up tracks used to build a J/psi
         std::vector<const xAOD::Vertex*> selectedJpsiCandidates;
         std::vector<const xAOD::TrackParticle*> jpsiTracks;
         for(auto vxcItr=importedJpsiCollection->cbegin(); vxcItr!=importedJpsiCollection->cend(); ++vxcItr) {
             // Check J/psi candidate invariant mass and skip if need be
             
             if (m_jpsiMassUpper>0.0 || m_jpsiMassLower > 0.0) {
                 xAOD::BPhysHelper jpsiCandidate(*vxcItr);
                 double jpsiMass = jpsiCandidate.totalP(m_altMassMuonTracks).M();
                 bool pass = JpsiUpsilonCommon::cutRange(jpsiMass, m_jpsiMassLower, m_jpsiMassUpper);
                 if (!pass) continue;
             }
             selectedJpsiCandidates.push_back(*vxcItr);
  
             // Collect up tracks
         if(m_excludeCrossJpsiTracks){
             // Extract tracks from J/psi
                 const xAOD::TrackParticle* jpsiTP1 = (*vxcItr)->trackParticle(0);
                 const xAOD::TrackParticle* jpsiTP2 = (*vxcItr)->trackParticle(1);
                 jpsiTracks.push_back(jpsiTP1);
                 jpsiTracks.push_back(jpsiTP2);
         }
         }
         ATH_MSG_DEBUG("selectedJpsiCandidates: " << selectedJpsiCandidates.size());
         
  
         
         
         // Attempt to fit each track with the two tracks from the J/psi candidates
         // Loop over J/psis
         std::vector<const xAOD::TrackParticle*> QuadletTracks(4, nullptr);//Initialise as 4 nulls
         
         std::vector<double> massCuts;
  
         TrackBag muonTracks;
         if (importedMuonCollection != NULL && m_excludeJpsiMuonsOnly) {
           for(auto muon : *importedMuonCollection){
             if(!muon->inDetTrackParticleLink().isValid()) continue;
             auto track = muon->trackParticle( xAOD::Muon::InnerDetectorTrackParticle );
             if(track==nullptr) continue;
             if(!JpsiUpsilonCommon::isContainedIn(track, theIDTracksAfterSelection)) continue;
             muonTracks.push_back(track);
           }
         }
  
         for(auto jpsiItr=selectedJpsiCandidates.begin(); jpsiItr!=selectedJpsiCandidates.end(); ++jpsiItr) {
  
             // Extract tracks from J/psi
             const xAOD::TrackParticle* jpsiTP1 = (*jpsiItr)->trackParticle(0);
             const xAOD::TrackParticle* jpsiTP2 = (*jpsiItr)->trackParticle(1);
             QuadletTracks[0] = jpsiTP1;
             QuadletTracks[1] = jpsiTP2;
  
         //If requested, only exclude duplicates in the same tripplet
             if(!m_excludeCrossJpsiTracks){
                 jpsiTracks.resize(2);
                 jpsiTracks[0] = jpsiTP1;
                 jpsiTracks[1] = jpsiTP2;
             }
  
             // Loop over ID tracks, call vertexing
             for (TrackBag::iterator trkItr1=theIDTracksAfterSelection.begin(); trkItr1<theIDTracksAfterSelection.end(); ++trkItr1) { // outer loop
                 if (!m_excludeJpsiMuonsOnly && JpsiUpsilonCommon::isContainedIn(*trkItr1,jpsiTracks)) continue; // remove tracks which were used to build J/psi
                 int linkedMuonTrk1 = 0;
                 if (m_excludeJpsiMuonsOnly) {
                   linkedMuonTrk1 = JpsiUpsilonCommon::isContainedIn(*trkItr1, muonTracks);
                   if (linkedMuonTrk1) ATH_MSG_DEBUG("This id track 1 is muon track!");
    
                   if (JpsiUpsilonCommon::isContainedIn(*trkItr1,jpsiTracks)) {
                     if (linkedMuonTrk1) ATH_MSG_DEBUG("ID track 1 removed: id track is selected to build Jpsi!");
                     continue; // remove tracks which were used to build J/psi
                   }
                 }
                 
                 // Daniel Scheirich: remove track too far from the Jpsi vertex (DeltaZ cut)
                 if(m_trkDeltaZ>0 &&
                    std::abs((*trkItr1)->z0() + (*trkItr1)->vz() - (*jpsiItr)->z()) > m_trkDeltaZ )
                     continue;
                 
                 for (TrackBag::iterator trkItr2=trkItr1+1; trkItr2!=theIDTracksAfterSelection.end(); ++trkItr2) { // inner loop
                     if(bContainer.size() >= m_candidateLimit ){
                         ATH_MSG_WARNING("Hard Limit exceeded N=" << bContainer.size());
                         return StatusCode::SUCCESS;
                     }
                     if (!m_excludeJpsiMuonsOnly && JpsiUpsilonCommon::isContainedIn(*trkItr2,jpsiTracks)) continue; // remove tracks which were used to build J/psi
  
                     if (m_excludeJpsiMuonsOnly) {
                       int linkedMuonTrk2 = JpsiUpsilonCommon::isContainedIn(*trkItr2, muonTracks);
                       if (linkedMuonTrk2) ATH_MSG_DEBUG("This id track 2 is muon track!"); 
                       if (JpsiUpsilonCommon::isContainedIn(*trkItr2,jpsiTracks)) {
                         if (linkedMuonTrk2) ATH_MSG_DEBUG("ID track 2 removed: id track is selected to build Jpsi Vtx!"); 
                         continue; // remove tracks which were used to build J/psi
                       }
                       if( (linkedMuonTrk1+ linkedMuonTrk2) < m_requiredNMuons) {
                         ATH_MSG_DEBUG("Skipping Tracks with Muons " << linkedMuonTrk1 + linkedMuonTrk2 << " Limited to " << m_requiredNMuons);
                         continue;
                       }
                     }
                     
                     // Daniel Scheirich: remove track too far from the Jpsi vertex (DeltaZ cut)
                     if(m_trkDeltaZ>0 &&
                        std::abs((*trkItr2)->z0() + (*trkItr2)->vz() - (*jpsiItr)->z()) > m_trkDeltaZ )
                         continue;
                     
             if (m_oppChargesOnly && !oppositeCharges(*trkItr1,*trkItr2)) continue; //enforce opposite charges
                     if (m_sameChargesOnly && oppositeCharges(*trkItr1,*trkItr2)) continue; //enforce same charges
  
                     if (m_diTrackPt>0 && JpsiUpsilonCommon::getPt(*trkItr1,*trkItr2) < m_diTrackPt ) continue; // track pair pT cut (daniel Scheirich)
                      
                     // sort the track by charge, putting the positive track first         
                     if((*trkItr2)->qOverP()>0) {
                         QuadletTracks[2] = *trkItr2;
                         QuadletTracks[3] = *trkItr1;
                 }else{
                         QuadletTracks[2] = *trkItr1;
                         QuadletTracks[3] = *trkItr2;
                 }            
                     
                     if (m_trkQuadrupletPt>0 && JpsiUpsilonCommon::getPt(QuadletTracks[0], QuadletTracks[1], *trkItr1,*trkItr2) < m_trkQuadrupletPt ) continue; // track quadruplet pT cut (daniel Scheirich)
  
                     // apply mass cut on track pair (non muon) if requested
                     bool passesDiTrack(true);
                     if (m_diTrackMassUpper>0.0 || m_diTrackMassLower>0.0) {
                         massCuts.clear();
                         if(m_kkMassHyp)   massCuts.push_back(getInvariantMass(*trkItr1,kMass,*trkItr2,kMass));
                         if(m_pipiMassHyp) massCuts.push_back(getInvariantMass(*trkItr1,piMass,*trkItr2,piMass));
                         if(m_kpiMassHyp){
                massCuts.push_back(getInvariantMass(*trkItr1,kMass,*trkItr2,piMass));
                massCuts.push_back(getInvariantMass(*trkItr1,piMass,*trkItr2,kMass));
                         }
                         if(m_kpMassHyp){
                massCuts.push_back(getInvariantMass(*trkItr1,kMass,*trkItr2,piMass));
                massCuts.push_back(getInvariantMass(*trkItr1,piMass,*trkItr2,kMass));
                         }
                         if(!m_manualMassHypo.empty()) massCuts.push_back(getInvariantMass(*trkItr1, m_manualMassHypo[2], *trkItr2, m_manualMassHypo[3]));
                         passesDiTrack = JpsiUpsilonCommon::cutRangeOR(massCuts, m_diTrackMassLower, m_diTrackMassUpper);
  
                     }
                     if (!passesDiTrack) continue;
                     
                     // apply mass cut on track quadruplet if requested
                     bool passes4TrackMass(true);
                     if (m_trkQuadrupletMassUpper>0.0 || m_trkQuadrupletMassLower>0.0) {
                         massCuts.clear();
                         
                         if(m_kkMassHyp) massCuts.push_back(  getInvariantMass(QuadletTracks, m_mumukkMasses) );
                         if(m_pipiMassHyp) massCuts.push_back(getInvariantMass(QuadletTracks, m_mumupipiMasses));
                         if(m_kpiMassHyp){
                            massCuts.push_back(getInvariantMass(QuadletTracks, m_mumukpiMasses));
                            massCuts.push_back(getInvariantMass(QuadletTracks, m_mumupikMasses));
                         }
                         if(m_kpMassHyp){
                            massCuts.push_back(getInvariantMass(QuadletTracks, m_mumukpMasses));
                            massCuts.push_back(getInvariantMass(QuadletTracks, m_mumupkMasses));
                         }
                         if(!m_manualMassHypo.empty()) massCuts.push_back(getInvariantMass(QuadletTracks, m_manualMassHypo));
  
                         passes4TrackMass = JpsiUpsilonCommon::cutRangeOR(massCuts, m_trkQuadrupletMassLower, m_trkQuadrupletMassUpper);
                     }
                     if (!passes4TrackMass) continue;
  
                     //Managed pointer, "release" if you don't want it deleted. Automatically deleted otherwise
                     std::unique_ptr<xAOD::Vertex> bVertex (fit(QuadletTracks, importedTrackCollection, importedGSFTrackCollection)); // do vertexing
                     if(!bVertex) continue;
                     double bChi2DOF = bVertex->chiSquared()/bVertex->numberDoF();
                     ATH_MSG_DEBUG("Candidate chi2/DOF is " << bChi2DOF);
                     bool chi2CutPassed = (m_chi2cut <= 0.0 || bChi2DOF < m_chi2cut);
                     if(!chi2CutPassed) { ATH_MSG_DEBUG("Chi Cut failed!");  continue; }
                     xAOD::BPhysHelper bHelper(bVertex.get());//"get" does not "release" still automatically deleted
                     bHelper.setRefTrks();
                     bool passesCuts = vertexCuts(bHelper);
                     if(!passesCuts) continue;
                     // Saving successful candidates
                     // Set links to J/psi
                     std::vector<const xAOD::Vertex*> theJpsiPreceding;
                     theJpsiPreceding.push_back(*jpsiItr);
                     bHelper.setPrecedingVertices(theJpsiPreceding, importedJpsiCollection);
                     bContainer.push_back(bVertex.release());//ptr is released preventing deletion
  
                 } // End of inner loop over tracks
             } // End of outer loop over tracks
         } // End of loop over J/spi
         ATH_MSG_DEBUG("bContainer size " << bContainer.size());
         return StatusCode::SUCCESS;
         
     }

◆ 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< AlgTool > >::renounce ( T & h )

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

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

◆ renounceArray()

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

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                           {
     handlesArray.renounce();
   }

◆ sysInitialize()

virtual StatusCode AthCommonDataStore< AthCommonMsg< AlgTool > >::sysInitialize ( )

overridevirtualinherited

Perform system initialization for an algorithm.

We override this to declare all the elements of handle key arrays at the end of initialization. See comments on updateVHKA.

Reimplemented in DerivationFramework::CfAthAlgTool, AthCheckedComponent< AthAlgTool >, AthCheckedComponent<::AthAlgTool >, and asg::AsgMetadataTool.

◆ sysStart()

virtual StatusCode AthCommonDataStore< AthCommonMsg< AlgTool > >::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< AlgTool > >::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);
       }
     }
   }

◆ vertexCuts()

bool Analysis::JpsiPlus2Tracks::vertexCuts ( xAOD::BPhysHelper & bHelper ) const

Definition at line 584 of file JpsiPlus2Tracks.cxx.

                                                                     {
         // Invariant mass calculation under the various hypotheses
         // create the helper class
  
        bool passesCuts = (m_kkMassHyp && passCuts(bHelper, m_mumukkMasses, "KK")) ||
                    (m_pipiMassHyp && passCuts(bHelper, m_mumupipiMasses, "pi pi")) ||
                    (m_kpiMassHyp && (passCuts(bHelper, m_mumukpiMasses, "K pi") ||
                    passCuts(bHelper, m_mumupikMasses, "pi K"))) ||
                    (m_kpMassHyp && (passCuts(bHelper, m_mumukpMasses, "K p") ||
                    passCuts(bHelper, m_mumupkMasses, "p K"))) ||
                    (!m_manualMassHypo.empty()  && passCuts(bHelper, m_manualMassHypo, "manual"));
        return passesCuts;
   }

Member Data Documentation

◆ m_altMassConst

double Analysis::JpsiPlus2Tracks::m_altMassConst {}

private

Definition at line 90 of file JpsiPlus2Tracks.h.

◆ m_altMassMuonTracks

std::vector<double> Analysis::JpsiPlus2Tracks::m_altMassMuonTracks

private

Definition at line 107 of file JpsiPlus2Tracks.h.

◆ m_BMassLower

double Analysis::JpsiPlus2Tracks::m_BMassLower {}

private

Definition at line 77 of file JpsiPlus2Tracks.h.

◆ m_BMassUpper

double Analysis::JpsiPlus2Tracks::m_BMassUpper {}

private

Definition at line 76 of file JpsiPlus2Tracks.h.

◆ m_BThresholdPt

double Analysis::JpsiPlus2Tracks::m_BThresholdPt {}

private

Definition at line 75 of file JpsiPlus2Tracks.h.

◆ m_candidateLimit

size_t Analysis::JpsiPlus2Tracks::m_candidateLimit {}

private

Definition at line 116 of file JpsiPlus2Tracks.h.

◆ m_chi2cut

double Analysis::JpsiPlus2Tracks::m_chi2cut {}

private

Definition at line 95 of file JpsiPlus2Tracks.h.

◆ m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< AlgTool > >::m_detStore

privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

◆ m_diTrackMassLower

double Analysis::JpsiPlus2Tracks::m_diTrackMassLower {}

private

Definition at line 92 of file JpsiPlus2Tracks.h.

◆ m_diTrackMassUpper

double Analysis::JpsiPlus2Tracks::m_diTrackMassUpper {}

private

Definition at line 91 of file JpsiPlus2Tracks.h.

◆ m_diTrackPt

double Analysis::JpsiPlus2Tracks::m_diTrackPt {}

private

Definition at line 96 of file JpsiPlus2Tracks.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore

privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_excludeCrossJpsiTracks

bool Analysis::JpsiPlus2Tracks::m_excludeCrossJpsiTracks {}

private

Definition at line 85 of file JpsiPlus2Tracks.h.

◆ m_excludeJpsiMuonsOnly

bool Analysis::JpsiPlus2Tracks::m_excludeJpsiMuonsOnly {}

private

Definition at line 84 of file JpsiPlus2Tracks.h.

◆ m_finalDiTrackMassLower

double Analysis::JpsiPlus2Tracks::m_finalDiTrackMassLower {}

private

Definition at line 101 of file JpsiPlus2Tracks.h.

◆ m_finalDiTrackMassUpper

double Analysis::JpsiPlus2Tracks::m_finalDiTrackMassUpper {}

private

Definition at line 100 of file JpsiPlus2Tracks.h.

◆ m_finalDiTrackPt

double Analysis::JpsiPlus2Tracks::m_finalDiTrackPt {}

private

Definition at line 102 of file JpsiPlus2Tracks.h.

◆ m_iVertexFitter

ToolHandle< Trk::IVertexFitter > Analysis::JpsiPlus2Tracks::m_iVertexFitter

private

Definition at line 86 of file JpsiPlus2Tracks.h.

◆ m_jpsiCollectionKey

SG::ReadHandleKey<xAOD::VertexContainer> Analysis::JpsiPlus2Tracks::m_jpsiCollectionKey

private

Definition at line 78 of file JpsiPlus2Tracks.h.

◆ m_jpsiMassLower

double Analysis::JpsiPlus2Tracks::m_jpsiMassLower {}

private

Definition at line 80 of file JpsiPlus2Tracks.h.

◆ m_jpsiMassUpper

double Analysis::JpsiPlus2Tracks::m_jpsiMassUpper {}

private

Definition at line 79 of file JpsiPlus2Tracks.h.

◆ m_kkMassHyp

bool Analysis::JpsiPlus2Tracks::m_kkMassHyp {}

private

Definition at line 68 of file JpsiPlus2Tracks.h.

◆ m_kpiMassHyp

bool Analysis::JpsiPlus2Tracks::m_kpiMassHyp {}

private

Definition at line 69 of file JpsiPlus2Tracks.h.

◆ m_kpMassHyp

bool Analysis::JpsiPlus2Tracks::m_kpMassHyp {}

private

Definition at line 70 of file JpsiPlus2Tracks.h.

◆ m_manualMassHypo

std::vector<double> Analysis::JpsiPlus2Tracks::m_manualMassHypo

private

Definition at line 105 of file JpsiPlus2Tracks.h.

◆ m_mumukkMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumukkMasses

private

Definition at line 108 of file JpsiPlus2Tracks.h.

◆ m_mumukpiMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumukpiMasses

private

Definition at line 110 of file JpsiPlus2Tracks.h.

◆ m_mumukpMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumukpMasses

private

Definition at line 112 of file JpsiPlus2Tracks.h.

◆ m_mumupikMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumupikMasses

private

Definition at line 111 of file JpsiPlus2Tracks.h.

◆ m_mumupipiMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumupipiMasses

private

Definition at line 109 of file JpsiPlus2Tracks.h.

◆ m_mumupkMasses

std::vector<double> Analysis::JpsiPlus2Tracks::m_mumupkMasses

private

Definition at line 113 of file JpsiPlus2Tracks.h.

◆ m_MuonsUsedInJpsi

SG::ReadHandleKey<xAOD::MuonContainer> Analysis::JpsiPlus2Tracks::m_MuonsUsedInJpsi

private

Definition at line 83 of file JpsiPlus2Tracks.h.

◆ m_oppChargesOnly

bool Analysis::JpsiPlus2Tracks::m_oppChargesOnly {}

private

Definition at line 71 of file JpsiPlus2Tracks.h.

◆ m_pipiMassHyp

bool Analysis::JpsiPlus2Tracks::m_pipiMassHyp {}

private

Definition at line 67 of file JpsiPlus2Tracks.h.

◆ m_requiredNMuons

int Analysis::JpsiPlus2Tracks::m_requiredNMuons {}

private

Definition at line 106 of file JpsiPlus2Tracks.h.

◆ m_sameChargesOnly

bool Analysis::JpsiPlus2Tracks::m_sameChargesOnly {}

private

Definition at line 72 of file JpsiPlus2Tracks.h.

◆ m_trkDeltaZ

double Analysis::JpsiPlus2Tracks::m_trkDeltaZ {}

private

Definition at line 103 of file JpsiPlus2Tracks.h.

◆ m_trkMaxEta

double Analysis::JpsiPlus2Tracks::m_trkMaxEta {}

private

Definition at line 74 of file JpsiPlus2Tracks.h.

◆ m_TrkParticleCollection

SG::ReadHandleKey<xAOD::TrackParticleContainer> Analysis::JpsiPlus2Tracks::m_TrkParticleCollection

private

Definition at line 81 of file JpsiPlus2Tracks.h.

◆ m_TrkParticleGSFCollection

SG::ReadHandleKey<xAOD::TrackParticleContainer> Analysis::JpsiPlus2Tracks::m_TrkParticleGSFCollection

private

Definition at line 82 of file JpsiPlus2Tracks.h.

◆ m_trkQuadrupletMassLower

double Analysis::JpsiPlus2Tracks::m_trkQuadrupletMassLower {}

private

Definition at line 98 of file JpsiPlus2Tracks.h.

◆ m_trkQuadrupletMassUpper

double Analysis::JpsiPlus2Tracks::m_trkQuadrupletMassUpper {}

private

Definition at line 97 of file JpsiPlus2Tracks.h.

◆ m_trkQuadrupletPt

double Analysis::JpsiPlus2Tracks::m_trkQuadrupletPt {}

private

Definition at line 99 of file JpsiPlus2Tracks.h.

◆ m_trkSelector

ToolHandle< Trk::ITrackSelectorTool > Analysis::JpsiPlus2Tracks::m_trkSelector

private

Definition at line 87 of file JpsiPlus2Tracks.h.

◆ m_trkThresholdPt

double Analysis::JpsiPlus2Tracks::m_trkThresholdPt {}

private

Definition at line 73 of file JpsiPlus2Tracks.h.

◆ m_useGSFTrack

std::bitset<4> Analysis::JpsiPlus2Tracks::m_useGSFTrack

private

Definition at line 115 of file JpsiPlus2Tracks.h.

◆ m_useGSFTrackIndices

std::vector<int> Analysis::JpsiPlus2Tracks::m_useGSFTrackIndices

private

Definition at line 114 of file JpsiPlus2Tracks.h.

◆ m_useMassConst

bool Analysis::JpsiPlus2Tracks::m_useMassConst {}

private

Definition at line 89 of file JpsiPlus2Tracks.h.

◆ m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< AlgTool > >::m_varHandleArraysDeclared

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

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

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

◆ m_VKVFitter

Trk::TrkVKalVrtFitter* Analysis::JpsiPlus2Tracks::m_VKVFitter {}

private

Definition at line 88 of file JpsiPlus2Tracks.h.

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

Public Member Functions

Static Public Member Functions

Protected Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ StoreGateSvc_t

Constructor & Destructor Documentation

◆ JpsiPlus2Tracks()

◆ ~JpsiPlus2Tracks()

Member Function Documentation

◆ 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()

◆ evtStore() [1/2]

◆ evtStore() [2/2]

◆ extraDeps_update_handler()

◆ fit()

◆ getInvariantMass() [1/2]

◆ getInvariantMass() [2/2]

◆ initialize()

◆ inputHandles()

◆ interfaceID()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ oppositeCharges()

◆ outputHandles()

◆ passCuts()

◆ performSearch()

◆ renounce()

◆ renounceArray()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

◆ vertexCuts()

Member Data Documentation

◆ m_altMassConst

◆ m_altMassMuonTracks

◆ m_BMassLower

◆ m_BMassUpper

◆ m_BThresholdPt

◆ m_candidateLimit

◆ m_chi2cut

◆ m_detStore

◆ m_diTrackMassLower

◆ m_diTrackMassUpper

◆ m_diTrackPt

◆ m_evtStore

◆ m_excludeCrossJpsiTracks

◆ m_excludeJpsiMuonsOnly

◆ m_finalDiTrackMassLower

◆ m_finalDiTrackMassUpper

◆ m_finalDiTrackPt

◆ m_iVertexFitter

◆ m_jpsiCollectionKey

◆ m_jpsiMassLower

◆ m_jpsiMassUpper

◆ m_kkMassHyp

◆ m_kpiMassHyp

◆ m_kpMassHyp

◆ m_manualMassHypo

◆ m_mumukkMasses

◆ m_mumukpiMasses

◆ m_mumukpMasses

◆ m_mumupikMasses

◆ m_mumupipiMasses

◆ m_mumupkMasses

◆ m_MuonsUsedInJpsi

◆ m_oppChargesOnly