#include <VertexTimeAlg.h>

Inheritance diagram for HGTD::VertexTimeAlg:

Collaboration diagram for HGTD::VertexTimeAlg:

Classes
struct	HSclusterBDT

Public Member Functions
	VertexTimeAlg (const std::string &name, ISvcLocator *pSvcLocator)

StatusCode	initialize () override final

StatusCode	execute (const EventContext &ctx) const override final

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

virtual bool	isClonable () const override
	Specify if the algorithm is clonable. More...

virtual unsigned int	cardinality () const override
	Cardinality (Maximum number of clones that can exist) special value 0 means that algorithm is reentrant. More...

virtual StatusCode	sysExecute (const EventContext &ctx) override
	Execute an algorithm. More...

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

virtual bool	filterPassed (const EventContext &ctx) const

virtual void	setFilterPassed (bool state, const EventContext &ctx) 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	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
std::vector< const xAOD::TrackParticle * >	vertexAssociatedHGTDTracks (const xAOD::Vertex vertex, const xAOD::TrackParticleContainer tracks, double min_trk_pt) const

bool	passTrackVertexAssociation (const xAOD::TrackParticle track, const xAOD::Vertex vertex, double min_trk_pt, const double significance_cut=2.5) const

std::vector< HGTD::Cluster< const xAOD::TrackParticle * > >	clusterTracksInTime (const EventContext &ctx, const std::vector< const xAOD::TrackParticle * > &tracks, double cluster_distance) const

HGTD::Cluster< const xAOD::TrackParticle * >	getHScluster (const EventContext &ctx, const std::vector< HGTD::Cluster< const xAOD::TrackParticle * >> &clusters, const xAOD::Vertex *vertex) const

float	scoreCluster (const EventContext &ctx, const HGTD::Cluster< const xAOD::TrackParticle * > &cluster, const xAOD::Vertex *vertex) const

std::pair< float, float >	getZOfCluster (const HGTD::Cluster< const xAOD::TrackParticle * > &cluster) const

std::pair< float, float >	getOneOverPOfCluster (const HGTD::Cluster< const xAOD::TrackParticle * > &cluster) const

std::pair< float, float >	getDOfCluster (const HGTD::Cluster< const xAOD::TrackParticle * > &cluster) const

float	getSumPt2OfCluster (const HGTD::Cluster< const xAOD::TrackParticle * > &cluster) const

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::VertexContainer >	m_primVxCont_key

SG::ReadHandleKey< xAOD::TrackParticleContainer >	m_trackCont_key

SG::WriteDecorHandleKey< xAOD::VertexContainer >	m_vxHasTime_key

SG::WriteDecorHandleKey< xAOD::VertexContainer >	m_vxTime_key

SG::WriteDecorHandleKey< xAOD::VertexContainer >	m_vxTimeRes_key

SG::ReadDecorHandleKey< xAOD::TrackParticleContainer >	m_trackValidTime_key

SG::ReadDecorHandleKey< xAOD::TrackParticleContainer >	m_trackTime_key

SG::ReadDecorHandleKey< xAOD::TrackParticleContainer >	m_trackTimeRes_key

Gaudi::Property< float >	m_default_vxTime

Gaudi::Property< float >	m_default_vxTimeRes

Gaudi::Property< float >	m_bdt_cutvalue

SG::SlotSpecificObj< HSclusterBDT > m_BDT	ATLAS_THREAD_SAFE

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

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 VertexTimeAlg.h.

Member Typedef Documentation

◆ StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ VertexTimeAlg()

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

Definition at line 25 of file VertexTimeAlg.cxx.

26 : AthReentrantAlgorithm(name, pSvcLocator) {}

Member Function Documentation

◆ cardinality()

unsigned int AthReentrantAlgorithm::cardinality ( ) const

overridevirtualinherited

Cardinality (Maximum number of clones that can exist) special value 0 means that algorithm is reentrant.

Override this to return 0 for reentrant algorithms.

Definition at line 55 of file AthReentrantAlgorithm.cxx.

 {
   return 0;
 }

◆ clusterTracksInTime()

std::vector< HGTD::Cluster< const xAOD::TrackParticle * > > HGTD::VertexTimeAlg::clusterTracksInTime	(	const EventContext &	ctx,
		const std::vector< const xAOD::TrackParticle * > &	tracks,
		double	cluster_distance
	)		const

private

Definition at line 167 of file VertexTimeAlg.cxx.

                                  {
  
   SG::ReadDecorHandle<xAOD::TrackParticleContainer, uint8_t> trackValidTime(
     m_trackValidTime_key, ctx);
  
   SG::ReadDecorHandle<xAOD::TrackParticleContainer, float> trackTime(
     m_trackTime_key, ctx);
  
   SG::ReadDecorHandle<xAOD::TrackParticleContainer, float> trackTimeResolution(
     m_trackTimeRes_key, ctx);
  
  
   HGTD::ClusterCollection<const xAOD::TrackParticle*> collection { };
  
   for (const auto& track : tracks) {
  
     if (trackValidTime(*track)) {
       double time { trackTime(*track) };
       double timeResolution { trackTimeResolution(*track) };
  
       HGTD::Cluster<const xAOD::TrackParticle*> cluster(
         {time}, {timeResolution}, track);
  
       collection.addCluster(cluster);
     }
   }
  
   collection.updateDistanceCut(cluster_distance);
   collection.doClustering(HGTD::ClusterAlgo::Simultaneous);
  
   return collection.getClusters();
 }

◆ declareGaudiProperty() [1/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::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< Gaudi::Algorithm > >::detStore ( ) const

inlineinherited

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

Definition at line 95 of file AthCommonDataStore.h.

95 { return m_detStore; }

◆ evtStore() [1/2]

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

inlineinherited

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

Definition at line 85 of file AthCommonDataStore.h.

85 { return m_evtStore; }

◆ evtStore() [2/2]

const ServiceHandle<StoreGateSvc>& AthCommonDataStore< AthCommonMsg< Gaudi::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 HGTD::VertexTimeAlg::execute ( const EventContext & ctx ) const

finaloverride

Definition at line 64 of file VertexTimeAlg.cxx.

                                                                {
  
   SG::ReadHandle<xAOD::VertexContainer> primVxCont(m_primVxCont_key, ctx);
   SG::ReadHandle<xAOD::TrackParticleContainer> trackCont(m_trackCont_key, ctx);
  
   SG::WriteDecorHandle<xAOD::VertexContainer, uint8_t> vxHasTime(
     m_vxHasTime_key, ctx);
   SG::WriteDecorHandle<xAOD::VertexContainer, float> vxTime(
     m_vxTime_key, ctx);
   SG::WriteDecorHandle<xAOD::VertexContainer, float> vxTimeRes(
     m_vxTimeRes_key, ctx);
  
  
   for (const auto vx : *primVxCont) {
  
     if (vx->vertexType() == xAOD::VxType::VertexType::PriVtx) {
  
       std::vector<const xAOD::TrackParticle*> hgtdTracks {
         vertexAssociatedHGTDTracks(vx, trackCont.cptr(), 1.0 * Gaudi::Units::GeV)
       };
  
       std::vector<HGTD::Cluster<const xAOD::TrackParticle*>> trackClusters {
         clusterTracksInTime(ctx, hgtdTracks, 3.0)
       };
  
       // Get the cluster that was determined as HS by the BDT
       HGTD::Cluster<const xAOD::TrackParticle*> HS_cluster {
         getHScluster(ctx, trackClusters, vx)
       };
  
       if (HS_cluster.getEntries().size() > 0) {
         // HS cluster was found
  
         vxHasTime(*vx) = 1;
         vxTime(*vx) = HS_cluster.getValues().at(0);
         vxTimeRes(*vx) = HS_cluster.getSigmas().at(0);
  
       } else {
         // No cluster was chosen as HS
  
         vxHasTime(*vx) = 0;
         vxTime(*vx) = m_default_vxTime;
         vxTimeRes(*vx) = m_default_vxTimeRes;
       }
  
     } else {
       // Pileup vertices do not have a time
  
       vxHasTime(*vx) = 0;
       vxTime(*vx) = m_default_vxTime;
       vxTimeRes(*vx) = m_default_vxTimeRes;
     }
   }
  
   return StatusCode::SUCCESS;
 }

◆ extraDeps_update_handler()

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

protectedinherited

Add StoreName to extra input/output deps as needed.

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

◆ extraOutputDeps()

const DataObjIDColl & AthReentrantAlgorithm::extraOutputDeps ( ) const

overridevirtualinherited

Return the list of extra output dependencies.

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

Definition at line 79 of file AthReentrantAlgorithm.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();
 }

◆ filterPassed()

virtual bool AthReentrantAlgorithm::filterPassed ( const EventContext & ctx ) const

inlinevirtualinherited

Definition at line 135 of file AthReentrantAlgorithm.h.

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

◆ getDOfCluster()

std::pair< float, float > HGTD::VertexTimeAlg::getDOfCluster ( const HGTD::Cluster< const xAOD::TrackParticle * > & cluster ) const

private

Definition at line 307 of file VertexTimeAlg.cxx.

                                                               {
  
   std::vector<const xAOD::TrackParticle*> tracks { cluster.getEntries() };
  
   float num { 0.0f };
   float denom { 0.0f };
  
   for (const auto& track : tracks) {
  
     float d0 { track->d0() };
     float d0_variance {
       static_cast<float>(track->definingParametersCovMatrix()(0, 0))
     };
  
     num += d0 / d0_variance;
     denom += 1.0f / d0_variance;
   }
  
   float avg_z0 = num / denom;
   float avg_z0_sigma = std::sqrt(1.0f / denom);
  
   return {avg_z0, avg_z0_sigma};
 }

◆ getHScluster()

HGTD::Cluster< const xAOD::TrackParticle * > HGTD::VertexTimeAlg::getHScluster	(	const EventContext &	ctx,
		const std::vector< HGTD::Cluster< const xAOD::TrackParticle * >> &	clusters,
		const xAOD::Vertex *	vertex
	)		const

private

Definition at line 203 of file VertexTimeAlg.cxx.

                                   {
  
   HGTD::Cluster<const xAOD::TrackParticle*> HS_cluster { };
   float max_BDT_score { -1.0f };
  
   for (const auto& cluster : clusters) {
  
     // HS cluster has an additional requirement to have at least 3 tracks
     if (cluster.getEntries().size() < 3) {
       continue;
     }
  
     const float cluster_score { scoreCluster(ctx, cluster, vertex) };
  
     if (cluster_score > m_bdt_cutvalue && cluster_score > max_BDT_score) {
  
       max_BDT_score = cluster_score;
       HS_cluster = cluster;
     }
   }
  
   // If no cluster passes the HS criteria, the return value will be an empty
   // cluster
   return HS_cluster;
 }

◆ getOneOverPOfCluster()

std::pair< float, float > HGTD::VertexTimeAlg::getOneOverPOfCluster ( const HGTD::Cluster< const xAOD::TrackParticle * > & cluster ) const

private

Definition at line 282 of file VertexTimeAlg.cxx.

                                                               {
  
   std::vector<const xAOD::TrackParticle*> tracks { cluster.getEntries() };
  
   float num { 0.0f };
   float denom { 0.0f };
  
   for (const auto& track : tracks) {
  
     float one_over_p { std::abs(track->qOverP()) };
     float one_over_p_variance {
       static_cast<float>(track->definingParametersCovMatrix()(4, 4))
     };
  
     num += one_over_p / one_over_p_variance;
     denom += 1.0f / one_over_p_variance;
   }
  
   float avg_oneover_p = num / denom;
   float avg_oneover_p_sigma = std::sqrt(1.0f / denom);
  
   return {avg_oneover_p, avg_oneover_p_sigma};
 }

◆ getSumPt2OfCluster()

float HGTD::VertexTimeAlg::getSumPt2OfCluster ( const HGTD::Cluster< const xAOD::TrackParticle * > & cluster ) const

private

Definition at line 332 of file VertexTimeAlg.cxx.

                                                               {
  
   std::vector<const xAOD::TrackParticle*> tracks { cluster.getEntries() };
  
   float sumpt2 { 0.0f };
  
   for (const auto& track : tracks) {
     sumpt2 += std::pow(track->pt(), 2.0);
   }
  
   return sumpt2;
 }

◆ getZOfCluster()

std::pair< float, float > HGTD::VertexTimeAlg::getZOfCluster ( const HGTD::Cluster< const xAOD::TrackParticle * > & cluster ) const

private

Definition at line 257 of file VertexTimeAlg.cxx.

                                                               {
  
   std::vector<const xAOD::TrackParticle*> tracks { cluster.getEntries() };
  
   float num { 0.0f };
   float denom { 0.0f };
  
   for (const auto& track : tracks) {
  
     float z0 { track->z0() };
     float z0_variance {
       static_cast<float>(track->definingParametersCovMatrix()(1, 1))
     };
  
     num += z0 / z0_variance;
     denom += 1.0f / z0_variance;
   }
  
   float avg_z0 = num / denom;
   float avg_z0_sigma = std::sqrt(1.0f / denom);
  
   return {avg_z0, avg_z0_sigma};
 }

◆ initialize()

StatusCode HGTD::VertexTimeAlg::initialize ( )

finaloverride

Definition at line 28 of file VertexTimeAlg.cxx.

                                      {
  
   // Initialize keys for event data access
   ATH_CHECK(m_primVxCont_key.initialize());
   ATH_CHECK(m_trackCont_key.initialize());
   ATH_CHECK(m_vxHasTime_key.initialize());
   ATH_CHECK(m_vxTime_key.initialize());
   ATH_CHECK(m_vxTimeRes_key.initialize());
   ATH_CHECK(m_trackValidTime_key.initialize());
   ATH_CHECK(m_trackTime_key.initialize());
   ATH_CHECK(m_trackTimeRes_key.initialize());
  
   // Initialize the BDT
   for (auto& bdt : m_BDT) {
  
     bdt.reader = std::make_unique<TMVA::Reader>("!Color:!Silent");
  
     bdt.reader->AddVariable("m_delta_z",          &bdt.delta_z);
     bdt.reader->AddVariable("m_z_sigma",          &bdt.z_sigma);
     bdt.reader->AddVariable("m_q_over_p",         &bdt.q_over_p);
     bdt.reader->AddVariable("m_q_over_p_sigma",   &bdt.q_over_p_sigma);
     bdt.reader->AddVariable("m_delta_z_resunits", &bdt.delta_z_resunits);
     bdt.reader->AddVariable("m_cluster_sumpt2",   &bdt.cluster_sumpt2);
     bdt.reader->AddVariable("m_d0",               &bdt.d0);
     bdt.reader->AddVariable("m_d0_sigma",         &bdt.d0_sigma);
  
     const std::string weightFile {
       PathResolver::find_file("TMVA.VBFinv.mu200.Step3p1.8var.weights.xml", "DATAPATH")
     };
  
     bdt.reader->BookMVA("BDT", weightFile);
   }
  
   return StatusCode::SUCCESS;
 }

◆ inputHandles()

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

overridevirtualinherited

Return this algorithm's input handles.

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

◆ isClonable()

bool AthReentrantAlgorithm::isClonable ( ) const

overridevirtualinherited

Specify if the algorithm is clonable.

Reentrant algorithms are clonable.

Reimplemented in Simulation::BeamEffectsAlg, InDet::SiTrackerSpacePointFinder, InDet::SCT_Clusterization, InDet::SiSPSeededTrackFinder, SCTRawDataProvider, InDet::GNNSeedingTrackMaker, SCT_PrepDataToxAOD, RoIBResultToxAOD, SCT_CablingCondAlgFromCoraCool, SCT_ReadCalibDataTestAlg, SCT_CablingCondAlgFromText, InDet::SiSPGNNTrackMaker, SCT_ReadCalibChipDataTestAlg, SCT_TestCablingAlg, SCT_ConfigurationConditionsTestAlg, ITkPixelCablingAlg, ITkStripCablingAlg, SCTEventFlagWriter, SCT_ConditionsSummaryTestAlg, SCT_ModuleVetoTestAlg, SCT_MonitorConditionsTestAlg, SCT_LinkMaskingTestAlg, SCT_MajorityConditionsTestAlg, SCT_RODVetoTestAlg, SCT_SensorsTestAlg, SCT_TdaqEnabledTestAlg, SCT_SiliconConditionsTestAlg, SCTSiLorentzAngleTestAlg, SCT_ByteStreamErrorsTestAlg, SCT_ConditionsParameterTestAlg, SCT_FlaggedConditionTestAlg, SCT_StripVetoTestAlg, SCT_RawDataToxAOD, and SCTSiPropertiesTestAlg.

Definition at line 44 of file AthReentrantAlgorithm.cxx.

 {
   // Reentrant algorithms are clonable.
   return true;
 }

◆ msg() [1/2]

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                 {
     return this->msgStream();
   }

◆ msg() [2/2]

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

inlineinherited

Definition at line 27 of file AthCommonMsg.h.

                                                   {
     return this->msgStream(lvl);
   }

◆ msgLvl()

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

inlineinherited

Definition at line 30 of file AthCommonMsg.h.

                                                {
     return this->msgLevel(lvl);
   }

◆ outputHandles()

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

overridevirtualinherited

Return this algorithm's output handles.

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

◆ passTrackVertexAssociation()

bool HGTD::VertexTimeAlg::passTrackVertexAssociation	(	const xAOD::TrackParticle *	track,
		const xAOD::Vertex *	vertex,
		double	min_trk_pt,
		const double	significance_cut = `2.5`
	)		const

private

Definition at line 144 of file VertexTimeAlg.cxx.

                                                           {
  
   if (track->pt() < min_trk_pt || std::abs(track->eta()) > 4.0) {
     return false;
   }
  
   const double vx_z { vertex->z() };
   const double vx_z_variance { vertex->covariancePosition()(2, 2) };
  
   const double trk_z { track->vz() + track->z0() };
   const double trk_z_variance { track->definingParametersCovMatrix()(1, 1) };
  
   if (std::abs(trk_z - vx_z) / std::sqrt(trk_z_variance + vx_z_variance)
       < significance_cut) {
     return true;
   } else {
     return false;
   }
 }

◆ renounce()

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

inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

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

◆ renounceArray()

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

inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

                                                           {
     handlesArray.renounce();
   }

◆ scoreCluster()

float HGTD::VertexTimeAlg::scoreCluster	(	const EventContext &	ctx,
		const HGTD::Cluster< const xAOD::TrackParticle * > &	cluster,
		const xAOD::Vertex *	vertex
	)		const

private

Definition at line 232 of file VertexTimeAlg.cxx.

                                   {
  
   std::pair<float, float> cluster_z { getZOfCluster(cluster) };
   std::pair<float, float> cluster_oneover_p { getOneOverPOfCluster(cluster) };
   std::pair<float, float> cluster_d0 { getDOfCluster(cluster) };
   double vertex_z_variance { vertex->covariancePosition()(2, 2) };
  
   auto& bdt { *m_BDT.get(ctx) };
  
   bdt.delta_z          = cluster_z.first - vertex->z();
   bdt.z_sigma          = cluster_z.second;
   bdt.q_over_p         = cluster_oneover_p.first;
   bdt.q_over_p_sigma   = cluster_oneover_p.second;
   bdt.d0               = cluster_d0.first;
   bdt.d0_sigma         = cluster_d0.second;
   bdt.cluster_sumpt2   = getSumPt2OfCluster(cluster);
   bdt.delta_z_resunits = (cluster_z.first - vertex->z()) /
     std::sqrt(std::pow(cluster_z.second, 2.0) + vertex_z_variance);
  
   return bdt.reader->EvaluateMVA("BDT");
 }

◆ setFilterPassed()

virtual void AthReentrantAlgorithm::setFilterPassed	(	bool	state,
		const EventContext &	ctx
	)		const

inlinevirtualinherited

Definition at line 139 of file AthReentrantAlgorithm.h.

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

◆ sysExecute()

StatusCode AthReentrantAlgorithm::sysExecute ( const EventContext & ctx )

overridevirtualinherited

Execute an algorithm.

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

Definition at line 67 of file AthReentrantAlgorithm.cxx.

 {
   return Gaudi::Algorithm::sysExecute (ctx);
 }

◆ sysInitialize()

StatusCode AthReentrantAlgorithm::sysInitialize ( )

overridevirtualinherited

Override sysInitialize.

Override sysInitialize from the base class.

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

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

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

Reimplemented in InputMakerBase, and HypoBase.

Definition at line 96 of file AthReentrantAlgorithm.cxx.

                                                 {
   StatusCode sc=AthCommonDataStore<AthCommonMsg<Gaudi::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< Gaudi::Algorithm > >::sysStart ( )

overridevirtualinherited

Handle START transition.

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

◆ updateVHKA()

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

inlineinherited

Definition at line 308 of file AthCommonDataStore.h.

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

◆ vertexAssociatedHGTDTracks()

std::vector< const xAOD::TrackParticle * > HGTD::VertexTimeAlg::vertexAssociatedHGTDTracks	(	const xAOD::Vertex *	vertex,
		const xAOD::TrackParticleContainer *	tracks,
		double	min_trk_pt
	)		const

private

Definition at line 122 of file VertexTimeAlg.cxx.

                            {
  
   std::vector<const xAOD::TrackParticle*> good_tracks { };
  
   for (const auto trk : *tracks) {
     if (std::abs(trk->eta()) < 2.4 || std::abs(trk->eta()) > 4.0) {
       // Track is not within HGTD acceptance
       continue;
     }
     if (trk->pt() < 1.0 * Gaudi::Units::GeV) {
       continue;
     }
     if (passTrackVertexAssociation(trk, vertex, min_trk_pt)) {
       good_tracks.push_back(trk);
     }
   }
  
   return good_tracks;
 }

Member Data Documentation

◆ ATLAS_THREAD_SAFE

SG::SlotSpecificObj<HSclusterBDT> m_BDT HGTD::VertexTimeAlg::ATLAS_THREAD_SAFE

mutableprivate

Definition at line 155 of file VertexTimeAlg.h.

◆ m_bdt_cutvalue

Gaudi::Property<float> HGTD::VertexTimeAlg::m_bdt_cutvalue

private

Initial value:

{
    this, "BDTCutValue", 0.2f ,
    "The BDT output has to be above this value for the cluster to be accepted as HS"
  }

Definition at line 100 of file VertexTimeAlg.h.

◆ m_default_vxTime

Gaudi::Property<float> HGTD::VertexTimeAlg::m_default_vxTime

private

Initial value:

{
    this, "DefaultVertexTime", 0.0 * Gaudi::Units::ns,
    "The default time assigned to the vertex if no precision time can be calculated"
  }

Definition at line 90 of file VertexTimeAlg.h.

◆ m_default_vxTimeRes

Gaudi::Property<float> HGTD::VertexTimeAlg::m_default_vxTimeRes

private

Initial value:

{
    this, "DefaultVertexTimeResolution", 50.0 / std::sqrt(12.0) * Gaudi::Units::ns,
    "The default time resolution assigned to the vertex if no precision time can be calculated"
  }

Definition at line 95 of file VertexTimeAlg.h.

◆ m_detStore

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

privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

◆ m_evtStore

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

privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_extendedExtraObjects

DataObjIDColl AthReentrantAlgorithm::m_extendedExtraObjects

privateinherited

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

Empty if no symlinks were found.

Definition at line 153 of file AthReentrantAlgorithm.h.

◆ m_primVxCont_key

SG::ReadHandleKey<xAOD::VertexContainer> HGTD::VertexTimeAlg::m_primVxCont_key

private

Initial value:

{
    this, "PrimaryVertexContainer", "PrimaryVertices",
    "Name of the primary vertex container"
  }

Definition at line 52 of file VertexTimeAlg.h.

◆ m_trackCont_key

SG::ReadHandleKey<xAOD::TrackParticleContainer> HGTD::VertexTimeAlg::m_trackCont_key

private

Initial value:

{
    this, "TrackParticleContainer", "InDetTrackParticles",
    "Name of the track container"
  }

Definition at line 57 of file VertexTimeAlg.h.

◆ m_trackTime_key

SG::ReadDecorHandleKey<xAOD::TrackParticleContainer> HGTD::VertexTimeAlg::m_trackTime_key

private

Initial value:

{
    this, "TrackTime", "InDetTrackParticles.time", "Time assigned to tracks"
  }

Definition at line 81 of file VertexTimeAlg.h.

◆ m_trackTimeRes_key

SG::ReadDecorHandleKey<xAOD::TrackParticleContainer> HGTD::VertexTimeAlg::m_trackTimeRes_key

private

Initial value:

{
    this, "TrackTimeResolution", "InDetTrackParticles.timeResolution",
    "Time resolution assigned to tracks"
  }

Definition at line 85 of file VertexTimeAlg.h.

◆ m_trackValidTime_key

SG::ReadDecorHandleKey<xAOD::TrackParticleContainer> HGTD::VertexTimeAlg::m_trackValidTime_key

private

Initial value:

{
    this, "TrackHasValidTime", "InDetTrackParticles.hasValidTime",
    "Specifies if the track has a valid precision time"
  }

Definition at line 76 of file VertexTimeAlg.h.

◆ m_varHandleArraysDeclared

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

privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

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

privateinherited

Definition at line 398 of file AthCommonDataStore.h.

◆ m_vxHasTime_key

SG::WriteDecorHandleKey<xAOD::VertexContainer> HGTD::VertexTimeAlg::m_vxHasTime_key

private

Initial value:

{
    this, "VertexHasValidTime", "PrimaryVertices.hasValidTime",
    "Specifies if the vertex has a valid time"
  }

Definition at line 62 of file VertexTimeAlg.h.

◆ m_vxTime_key

SG::WriteDecorHandleKey<xAOD::VertexContainer> HGTD::VertexTimeAlg::m_vxTime_key

private

Initial value:

{
    this, "VertexTime", "PrimaryVertices.time", "Time assigned to vertices"
  }

Definition at line 67 of file VertexTimeAlg.h.

◆ m_vxTimeRes_key

SG::WriteDecorHandleKey<xAOD::VertexContainer> HGTD::VertexTimeAlg::m_vxTimeRes_key

private

Initial value:

{
    this, "VertexTimeResolution", "PrimaryVertices.timeResolution",
    "Time resolution assigned to vertices"
  }

Definition at line 71 of file VertexTimeAlg.h.

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

Classes

Public Member Functions

Protected Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ StoreGateSvc_t

Constructor & Destructor Documentation

◆ VertexTimeAlg()

Member Function Documentation

◆ cardinality()

◆ clusterTracksInTime()

◆ 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]

◆ execute()

◆ extraDeps_update_handler()

◆ extraOutputDeps()

◆ filterPassed()

◆ getDOfCluster()

◆ getHScluster()

◆ getOneOverPOfCluster()

◆ getSumPt2OfCluster()

◆ getZOfCluster()

◆ initialize()

◆ inputHandles()

◆ isClonable()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ outputHandles()

◆ passTrackVertexAssociation()

◆ renounce()

◆ renounceArray()

◆ scoreCluster()

◆ setFilterPassed()

◆ sysExecute()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

◆ vertexAssociatedHGTDTracks()

Member Data Documentation

◆ ATLAS_THREAD_SAFE

◆ m_bdt_cutvalue

◆ m_default_vxTime

◆ m_default_vxTimeRes

◆ m_detStore

◆ m_evtStore

◆ m_extendedExtraObjects

◆ m_primVxCont_key

◆ m_trackCont_key

◆ m_trackTime_key

◆ m_trackTimeRes_key

◆ m_trackValidTime_key

◆ m_varHandleArraysDeclared

◆ m_vhka

◆ m_vxHasTime_key

◆ m_vxTime_key

◆ m_vxTimeRes_key