#include <InDetTrackSelectorTool.h>

Inheritance diagram for InDet::InDetTrackSelectorTool:

Collaboration diagram for InDet::InDetTrackSelectorTool:

Public Member Functions
virtual StatusCode	initialize () override
	InDetTrackSelectorTool (const std::string &t, const std::string &n, const IInterface *p)
	~InDetTrackSelectorTool ()
virtual bool	decision (const Trk::Track &track, const Trk::Vertex *vertex) const override
virtual bool	decision (const Trk::TrackParticleBase &track, const Trk::Vertex *vertex) const override
virtual bool	decision (const xAOD::TrackParticle &, const xAOD::Vertex *) const override
ServiceHandle< StoreGateSvc > &	evtStore ()
	The standard `StoreGateSvc` (event store) Returns (kind of) a pointer to the `StoreGateSvc`.
const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard `StoreGateSvc/DetectorStore` Returns (kind of) a pointer to the `StoreGateSvc`.
virtual StatusCode	sysInitialize () override
	Perform system initialization for an algorithm.
virtual StatusCode	sysStart () override
	Handle START transition.
virtual std::vector< Gaudi::DataHandle * >	inputHandles () const override
	Return this algorithm's input handles.
virtual std::vector< Gaudi::DataHandle * >	outputHandles () const override
	Return this algorithm's output handles.
Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Property< T, V, H > &t)
void	updateVHKA (Gaudi::Details::PropertyBase &)
MsgStream &	msg () const
bool	msgLvl (const MSG::Level lvl) const

Static Public Member Functions
static const InterfaceID &	interfaceID ()

Protected Member Functions
void	renounceArray (SG::VarHandleKeyArray &handlesArray)
	remove all handles from I/O resolution
std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void >	renounce (T &h)
void	extraDeps_update_handler (Gaudi::Details::PropertyBase &ExtraDeps)
	Add StoreName to extra input/output deps as needed.

Private Types
typedef ServiceHandle< StoreGateSvc >	StoreGateSvc_t

Private Member Functions
bool	decision (const Trk::TrackParameters track, const Trk::Vertex vertex, const Trk::ParticleHypothesis) const
Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
	specialization for handling Gaudi::Property<SG::VarHandleKey>

Private Attributes
DoubleProperty	m_minPt {this, "minPt", 500., "Minimum Pt of tracks"}
DoubleProperty	m_IPz0Max {this, "IPz0Max", 10.CLHEP::mm, "max. z0: \|z0sin(theta)\| < z0Max"}
DoubleProperty	m_maxZ0 {this, "maxZ0", 99999., "Maximum z0 of tracks"}
DoubleProperty	m_maxD0 {this, "maxD0", 2.*CLHEP::mm, "Maximum d0 of tracks"}
DoubleProperty	m_maxD0overSigmaD0 {this, "maxD0overSigmaD0", 3., "Maximum d0/sigmad0 of tracks"}
IntegerProperty	m_numberOfPixelHits {this, "numberOfPixelHits",2}
IntegerProperty	m_numberOfInLayerHits {this, "numberOfInnermostPixelLayerHits", 1}
ToolHandle< Trk::ITrackSummaryTool >	m_trackSumTool {this, "TrackSummaryTool", "TrackSummaryTool"}
bool	m_trackSumToolAvailable = false
ToolHandle< Trk::IExtrapolator >	m_extrapolator {this, "Extrapolator", "Trk::Extrapolator"}
StoreGateSvc_t	m_evtStore
	Pointer to StoreGate (event store by default)
StoreGateSvc_t	m_detStore
	Pointer to StoreGate (detector store by default)
std::vector< SG::VarHandleKeyArray * >	m_vhka
bool	m_varHandleArraysDeclared

Detailed Description

Definition at line 45 of file InDetTrackSelectorTool.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

◆ InDetTrackSelectorTool()

InDet::InDetTrackSelectorTool::InDetTrackSelectorTool	(	const std::string &	t,
		const std::string &	n,
		const IInterface *	p )

Definition at line 20 of file InDetTrackSelectorTool.cxx.

  : AthAlgTool(t,n,p)
{
  declareInterface<ITrackSelectorTool>(this);
}

◆ ~InDetTrackSelectorTool()

InDet::InDetTrackSelectorTool::~InDetTrackSelectorTool ( )

default

Member Function Documentation

◆ decision() [1/4]

bool InDet::InDetTrackSelectorTool::decision	(	const Trk::Track &	track,
		const Trk::Vertex *	vertex ) const

overridevirtual

Implements Trk::ITrackSelectorTool.

Definition at line 55 of file InDetTrackSelectorTool.cxx.

{
  // decision based on the track parameters
  if(!decision(track.perigeeParameters(), vertex, track.info().particleHypothesis()))
    return false;
 
  // number of hits, silicon hits, b-layer
  // first ask track for summary
  std::unique_ptr<Trk::TrackSummary> summaryUniquePtr;
  const Trk::TrackSummary * summary = track.trackSummary();
  if (summary == nullptr && m_trackSumToolAvailable) {
    summaryUniquePtr = m_trackSumTool->summary(Gaudi::Hive::currentContext(), track);
    summary = summaryUniquePtr.get();
  }
 
  if (nullptr==summary) {
   ATH_MSG_DEBUG( "Track preselection: cannot create a track summary. This track will not pass." );
   return false;
  }
 
  int nPixelHits = summary->get(Trk::numberOfPixelHits);
  int nPixelDead = summary->get(Trk::numberOfPixelDeadSensors);
  if (nPixelDead<0)
    nPixelDead=0;
 
  int nInLayerHits = summary->get(Trk::numberOfInnermostPixelLayerHits);
 
  if(nPixelHits+nPixelDead<m_numberOfPixelHits || nInLayerHits<m_numberOfInLayerHits )
    return false;
 
  // all ok
  return true;
}

◆ decision() [2/4]

bool InDet::InDetTrackSelectorTool::decision	(	const Trk::TrackParameters *	track,
		const Trk::Vertex *	vertex,
		const Trk::ParticleHypothesis	hyp ) const

private

Definition at line 111 of file InDetTrackSelectorTool.cxx.

{
  // checking pointer first
  if(nullptr==track || !track->covariance()) {
    ATH_MSG_WARNING( "Track preselection: Zero pointer to parameterbase* received (most likely a track without perigee). This track will not pass." );
    return false;
  }
 
  // getting the  perigee parameters of the track
  const Trk::Perigee * perigee(nullptr);
  if(vertex == nullptr)
    perigee = dynamic_cast<const Trk::Perigee *>(track);
  else {
    Trk::PerigeeSurface perigeeSurface(vertex->position());
    std::unique_ptr<const Trk::TrackParameters> tmp =
      m_extrapolator->extrapolate(Gaudi::Hive::currentContext(),
                                  *track,
                                  perigeeSurface,
                                  Trk::anyDirection,
                                  true,
                                  hyp);
    //release only of right type
    if (tmp && tmp->associatedSurface().type() == Trk::SurfaceType::Perigee) {
      perigee = static_cast<const Trk::Perigee*>(tmp.release());
    }
  }
 
  if(nullptr == perigee || !perigee->covariance() ) {
   ATH_MSG_INFO( "Track preselection: cannot make a measured perigee. This track will not pass." );
   return false;
  }
 
  AmgVector(5) trackParameters = perigee->parameters();
 
  // d0 and z0 cuts
  double d0 = trackParameters[Trk::d0];
  if(std::abs(d0) > m_maxD0) { if(vertex != nullptr) { delete perigee; } return false; }
 
  double z0 = trackParameters[Trk::z0];
  if (std::abs(z0)*sin(trackParameters[Trk::theta]) > m_IPz0Max)
  { if(vertex != nullptr) { delete perigee; } return false; }
  if (std::abs(z0) > m_maxZ0)
  { if(vertex != nullptr) { delete perigee; } return false; }
 
  // transverse momentum
  double pt = perigee->momentum().perp();
  if(pt<m_minPt) { if(vertex != nullptr) { delete perigee; } return false; }
 
  // d0 significance
  double d0Significance=std::abs(trackParameters[Trk::d0]/sqrt( (*perigee->covariance())(Trk::d0,Trk::d0) ));
  if (d0Significance>m_maxD0overSigmaD0)
  { if(vertex != nullptr) { delete perigee; } return false; }
 
  if(vertex != nullptr) { delete perigee; }
  return true;
} //end of selection method

◆ decision() [3/4]

bool InDet::InDetTrackSelectorTool::decision	(	const Trk::TrackParticleBase &	track,
		const Trk::Vertex *	vertex ) const

overridevirtual

Implements Trk::ITrackSelectorTool.

Definition at line 90 of file InDetTrackSelectorTool.cxx.

{
  if(!decision(&(track.definingParameters()), vertex, Trk::pion))
    return false;
 
  const Trk::TrackSummary * summary = track.trackSummary();
  if (summary == nullptr) {
    ATH_MSG_INFO( "TrackParticleBase does not have a Track Summary. Rejected." );
    return false;
  }
  int nPixelHits  =  summary->get(Trk::numberOfPixelHits);
  int nPixelDead  =  summary->get(Trk::numberOfPixelDeadSensors);
  if (nPixelDead<0)
    nPixelDead=0;
 
  int nInLayerHits =  summary->get(Trk::numberOfInnermostPixelLayerHits);
 
  return nPixelHits+nPixelDead>=m_numberOfPixelHits && nInLayerHits>=m_numberOfInLayerHits;
}

◆ decision() [4/4]

virtual bool InDet::InDetTrackSelectorTool::decision	(	const xAOD::TrackParticle &	,
		const xAOD::Vertex *	) const

inlineoverridevirtual

Implements Trk::ITrackSelectorTool.

Definition at line 60 of file InDetTrackSelectorTool.h.

                                                                                     {
      ATH_MSG_WARNING("xAOD::TrackParticle selection not implemented yet");
      return false;
    }

◆ declareGaudiProperty()

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

inlineprivateinherited

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

Definition at line 156 of file AthCommonDataStore.h.

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

◆ declareProperty()

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

inlineinherited

Definition at line 145 of file AthCommonDataStore.h.

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

◆ 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; }

AthCommonDataStore< AthCommonMsg< AlgTool > >::m_detStore

StoreGateSvc_t m_detStore

Definition AthCommonDataStore.h:393

◆ evtStore()

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; }

AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore

StoreGateSvc_t m_evtStore

Definition AthCommonDataStore.h:390

◆ 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

◆ initialize()

StatusCode InDet::InDetTrackSelectorTool::initialize ( )

overridevirtual

Definition at line 31 of file InDetTrackSelectorTool.cxx.

{
  m_trackSumToolAvailable = false;
  if (!m_trackSumTool.empty())
  {
    if(m_trackSumTool.retrieve().isFailure()) {
      msg(MSG::ERROR)<<" Unable to retrieve "<<m_trackSumTool<<endmsg;
      return StatusCode::FAILURE;
    }
    else {
      m_trackSumToolAvailable = true;
    }
  }
 
  if ( m_extrapolator.retrieve().isFailure() ) {
    msg(MSG::ERROR) << "Failed to retrieve tool " << m_extrapolator << endmsg;
    return StatusCode::FAILURE;
  }
 
  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()

const InterfaceID & Trk::ITrackSelectorTool::interfaceID ( )

inlinestaticinherited

Definition at line 38 of file ITrackSelectorTool.h.

    {
     return IID_ITrackSelectorTool;
    }

◆ msg()

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                {
    return this->msgStream();
  }

◆ msgLvl()

bool AthCommonMsg< AlgTool >::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< 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.

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

◆ 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);
      }
    }
  }

Member Data Documentation

◆ 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_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_extrapolator

ToolHandle<Trk::IExtrapolator> InDet::InDetTrackSelectorTool::m_extrapolator {this, "Extrapolator", "Trk::Extrapolator"}

private

Definition at line 83 of file InDetTrackSelectorTool.h.

84{this, "Extrapolator", "Trk::Extrapolator"};

◆ m_IPz0Max

DoubleProperty InDet::InDetTrackSelectorTool::m_IPz0Max {this, "IPz0Max", 10.*CLHEP::mm, "max. z0: |z0*sin(theta)| < z0Max"}

private

Definition at line 70 of file InDetTrackSelectorTool.h.

71{this, "IPz0Max", 10.*CLHEP::mm, "max. z0: |z0*sin(theta)| < z0Max"};

◆ m_maxD0

DoubleProperty InDet::InDetTrackSelectorTool::m_maxD0 {this, "maxD0", 2.*CLHEP::mm, "Maximum d0 of tracks"}

private

Definition at line 73 of file InDetTrackSelectorTool.h.

73{this, "maxD0", 2.*CLHEP::mm, "Maximum d0 of tracks"};

◆ m_maxD0overSigmaD0

DoubleProperty InDet::InDetTrackSelectorTool::m_maxD0overSigmaD0 {this, "maxD0overSigmaD0", 3., "Maximum d0/sigmad0 of tracks"}

private

Definition at line 74 of file InDetTrackSelectorTool.h.

75{this, "maxD0overSigmaD0", 3., "Maximum d0/sigmad0 of tracks"};

◆ m_maxZ0

DoubleProperty InDet::InDetTrackSelectorTool::m_maxZ0 {this, "maxZ0", 99999., "Maximum z0 of tracks"}

private

Definition at line 72 of file InDetTrackSelectorTool.h.

72{this, "maxZ0", 99999., "Maximum z0 of tracks"};

◆ m_minPt

DoubleProperty InDet::InDetTrackSelectorTool::m_minPt {this, "minPt", 500., "Minimum Pt of tracks"}

private

Definition at line 69 of file InDetTrackSelectorTool.h.

69{this, "minPt", 500., "Minimum Pt of tracks"};

◆ m_numberOfInLayerHits

IntegerProperty InDet::InDetTrackSelectorTool::m_numberOfInLayerHits {this, "numberOfInnermostPixelLayerHits", 1}

private

Definition at line 77 of file InDetTrackSelectorTool.h.

78{this, "numberOfInnermostPixelLayerHits", 1};

◆ m_numberOfPixelHits

IntegerProperty InDet::InDetTrackSelectorTool::m_numberOfPixelHits {this, "numberOfPixelHits",2}

private

Definition at line 76 of file InDetTrackSelectorTool.h.

76{this, "numberOfPixelHits",2};

◆ m_trackSumTool

ToolHandle<Trk::ITrackSummaryTool> InDet::InDetTrackSelectorTool::m_trackSumTool {this, "TrackSummaryTool", "TrackSummaryTool"}

private

Definition at line 79 of file InDetTrackSelectorTool.h.

80{this, "TrackSummaryTool", "TrackSummaryTool"};

◆ m_trackSumToolAvailable

bool InDet::InDetTrackSelectorTool::m_trackSumToolAvailable = false

private

Definition at line 81 of file InDetTrackSelectorTool.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.

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

◆ InDetTrackSelectorTool()

◆ ~InDetTrackSelectorTool()

Member Function Documentation

◆ decision() [1/4]

◆ decision() [2/4]

◆ decision() [3/4]

◆ decision() [4/4]

◆ declareGaudiProperty()

◆ declareProperty()

◆ detStore()

◆ evtStore()

◆ extraDeps_update_handler()

◆ initialize()

◆ inputHandles()

◆ interfaceID()

◆ msg()

◆ msgLvl()

◆ outputHandles()

◆ renounce()

◆ renounceArray()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

Member Data Documentation

◆ m_detStore

◆ m_evtStore

◆ m_extrapolator

◆ m_IPz0Max

◆ m_maxD0

◆ m_maxD0overSigmaD0

◆ m_maxZ0

◆ m_minPt

◆ m_numberOfInLayerHits

◆ m_numberOfPixelHits

◆ m_trackSumTool

◆ m_trackSumToolAvailable

◆ m_varHandleArraysDeclared

◆ m_vhka