#include <InDetIsoTrackSelectorTool.h>

Inheritance diagram for InDet::InDetIsoTrackSelectorTool:

Collaboration diagram for InDet::InDetIsoTrackSelectorTool:

Public Member Functions
virtual StatusCode	initialize () override
	Athena AlgTool methods.
	InDetIsoTrackSelectorTool (const std::string &t, const std::string &n, const IInterface *p)
	Constructor / Destructor.
	~InDetIsoTrackSelectorTool ()
virtual bool	decision (const Trk::AtaStraightLine &, const Trk::Track &track) const override
	ESD type interface.
virtual bool	decision (const Trk::AtaStraightLine &, const Trk::TrackParticleBase &trackParticle) const override
	AOD type interface.
virtual bool	decision (const Trk::AtaStraightLine &, const Trk::TrackParameters &trackPars) const override
	Work-horse interface - will ignore TrackSelector.
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
Gaudi::Details::PropertyBase &	declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
	specialization for handling Gaudi::Property<SG::VarHandleKey>

Private Attributes
BooleanProperty	m_robustCuts {this, "RobustCuts", true}
	Robust cut window setting.
BooleanProperty	m_applySinThetaCorrection {this, "SinThetaCorrection", true}
DoubleProperty	m_d0max {this, "maxD0", 1.5*CLHEP::mm}
DoubleProperty	m_z0stMax {this, "maxZ0", 1.5*CLHEP::mm}
DoubleProperty	m_d0Significance {this, "maxD0overSigmaD0", 3.}
	Sophisticated cut window setting : d0/z0 significance - only when robustCuts off.
DoubleProperty	m_z0Significance {this, "maxZ0overSigmaZ0", 3.}
double	m_d0Significance2 = 0.0
double	m_z0Significance2 = 0.0
ToolHandle< Trk::IExtrapolator >	m_extrapolator {this, "Extrapolator", "Trk::Extrapolator/InDetExtrapolator"}
ToolHandle< Trk::ITrackSelectorTool >	m_trackSelector {this, "TrackSelector", ""}
	Extra checks on hits & holes.
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 36 of file InDetIsoTrackSelectorTool.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

◆ InDetIsoTrackSelectorTool()

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

Constructor / Destructor.

Definition at line 14 of file InDetIsoTrackSelectorTool.cxx.

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

◆ ~InDetIsoTrackSelectorTool()

InDet::InDetIsoTrackSelectorTool::~InDetIsoTrackSelectorTool ( )

default

Member Function Documentation

◆ decision() [1/3]

bool InDet::InDetIsoTrackSelectorTool::decision	(	const Trk::AtaStraightLine &	atl,
		const Trk::Track &	track ) const

overridevirtual

ESD type interface.

Implements Trk::IIsoTrackSelectorTool.

Definition at line 49 of file InDetIsoTrackSelectorTool.cxx.

{
    const Trk::Perigee* tPerigee = track.perigeeParameters();
    if (!tPerigee){
        ATH_MSG_DEBUG("No perigee on track, discard this one.");
        return false;
    }
    // call the workhorse interface
    bool passed = decision(atl,*tPerigee);
    // only check if needed
    passed = (!passed || m_trackSelector.empty()) ? passed : ( passed && m_trackSelector->decision(track) );
    // return what you have
    ATH_MSG_VERBOSE("Track " << ( passed ? "passed" : "did not pass") << " isolation track selector.");
    return passed;
}

◆ decision() [2/3]

bool InDet::InDetIsoTrackSelectorTool::decision	(	const Trk::AtaStraightLine &	atl,
		const Trk::TrackParameters &	trackPars ) const

overridevirtual

Work-horse interface - will ignore TrackSelector.

Implements Trk::IIsoTrackSelectorTool.

Definition at line 88 of file InDetIsoTrackSelectorTool.cxx.

{
  // get the surface
  bool passed = false;
  const Trk::StraightLineSurface& alSurface = atl.associatedSurface();
  // no surface: bail out
  // get the track to the BeamLine Parameters ( given by AtaStrainghtLine)
  const Trk::TrackParameters* trackAtBL = m_extrapolator->extrapolate(
    Gaudi::Hive::currentContext(),
    trackPars,
    alSurface,
    Trk::anyDirection,
    false).release();
  // no parameterisation : bail out
  if (!trackAtBL) return false;
  // d0,z0 wrt BL for reference and track
  double d0track_wrtBL = trackAtBL->parameters()[Trk::d0]; 
  double sinTheta = m_applySinThetaCorrection ? 1. : sin(trackAtBL->parameters()[Trk::theta]);
  double z0track_wrtBL = trackAtBL->parameters()[Trk::z0]*sinTheta;
  double sinThetaRef   = m_applySinThetaCorrection ? 1. : sin(atl.parameters()[Trk::theta]); 
  double z0ref_wrtBL   = atl.parameters()[Trk::z0] * sinThetaRef;
  if (m_robustCuts){
        // check d0 cut with respect to BL
        passed = std::abs(d0track_wrtBL) < m_d0max;
        ATH_MSG_VERBOSE("TrackParameters " << ( passed  ? "passed" : "did not pass" ) << " d0 cut wrt BL :  " 
                                 <<  d0track_wrtBL << " (cut is : | " << m_d0max << " | ).");
        // check z0 cut with respect to reference
        passed = std::abs(z0track_wrtBL-z0ref_wrtBL) < m_z0stMax;
        ATH_MSG_VERBOSE("TrackParameters " << ( passed  ? "passed" : "did not pass" ) << " z0 " << ( m_applySinThetaCorrection ? "*sin(theta)" : "") 
                                 << " cut wrt reference :" 
                                 <<  (z0track_wrtBL-z0ref_wrtBL) << " (cut is : | " << m_z0stMax << " | ).");
  } else {
        // cast to measured parameters
        if (!trackAtBL->covariance()){
            ATH_MSG_VERBOSE("Can not apply significance cut on Parameters w/o Error. Ignore Track.");
            return false;
        }
        // get the error on the track
        double covTrackD0    = (*trackAtBL->covariance())(Trk::d0,Trk::d0);
        double covTrackZ0    = (*trackAtBL->covariance())(Trk::z0,Trk::z0);
        // check d0 significiance cut with respect to BL
        double d0sig2 = (d0track_wrtBL*d0track_wrtBL)/covTrackD0;
        passed = d0sig2 < m_d0Significance2;
        ATH_MSG_VERBOSE("TrackParameters " << ( passed  ? "passed" : "did not pass" ) << " d0 significance^2 cut wrt BL :  "
            <<  d0sig2 << " (cut is : | " << m_d0Significance2 << " | ).");
        double deltaZ = z0ref_wrtBL - z0track_wrtBL;
        double z0Err2 = covTrackZ0;
        if (m_applySinThetaCorrection){
        double covTrackTheta = (*trackAtBL->covariance())(Trk::theta,Trk::theta);
        double covTrackZ0Theta = (*trackAtBL->covariance())(Trk::z0,Trk::theta);
            // check z0 significance cut with respect to reference -- apply theta projection into longitudinal track frame
            double cosTheta = cos(trackAtBL->parameters()[Trk::theta]);
            // derivatives + apply jacobian transormation
            double dZIPdTheta = deltaZ*cosTheta;
            double dZIPdz0 = sinTheta;
            double DTheta2 = dZIPdTheta*dZIPdTheta*covTrackTheta;
            double DZ02 = dZIPdz0*dZIPdz0*covTrackZ0;
            double DThetaZ0 = 2.*dZIPdTheta*dZIPdz0*covTrackZ0Theta;
            // check for it
            z0Err2 = DTheta2 + DZ02 + DThetaZ0;
        }
        double z0sig2 = (deltaZ*deltaZ)/(z0Err2);
        passed = z0sig2 < m_z0Significance2;
        ATH_MSG_VERBOSE("TrackParameters " << ( passed  ? "passed" : "did not pass" ) << " z0*sin(theta) significance cut wrt BL :  "
            <<  z0sig2 << " (cut is : | " << m_z0Significance2 << " | ).");
  }
  // memory cleanup
  delete trackAtBL;
  return passed;
}

◆ decision() [3/3]

bool InDet::InDetIsoTrackSelectorTool::decision	(	const Trk::AtaStraightLine &	atl,
		const Trk::TrackParticleBase &	trackParticle ) const

overridevirtual

AOD type interface.

Implements Trk::IIsoTrackSelectorTool.

Definition at line 67 of file InDetIsoTrackSelectorTool.cxx.

{
    
    // get the paramters base
    const Trk::TrackParameters* definintParameters = &(trackParticle.definingParameters());
    const Trk::TrackParameters* trackParameters=
      dynamic_cast<const Trk::Perigee*>(definintParameters);
    if (!trackParameters){
        ATH_MSG_DEBUG("No parameters to start from on track, discard this one.");
        return false;
    }
    // call the workhorse interface
    bool passed = decision(atl,*trackParameters);
    // only check if needed
    passed = (!passed || m_trackSelector.empty()) ? passed : ( passed && m_trackSelector->decision(trackParticle) );
    // return what you have
    ATH_MSG_VERBOSE("TrackParticle " << ( passed ? "passed" : "did not pass") << " isolation track selector.");
    return passed;    
}

◆ 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::InDetIsoTrackSelectorTool::initialize ( )

overridevirtual

Athena AlgTool methods.

Definition at line 25 of file InDetIsoTrackSelectorTool.cxx.

{
 
  m_d0Significance2 = m_d0Significance * m_d0Significance;
  m_z0Significance2 = m_z0Significance * m_z0Significance;
 
  // get the extrapolator
  if ( m_extrapolator.retrieve().isFailure() ){
      ATH_MSG_ERROR("Could not retrieve Extrapolator '" << m_extrapolator << "' (essential). Abort.");
      return StatusCode::FAILURE;
  } else 
      ATH_MSG_DEBUG("Successfully retrieved " << m_extrapolator);
  
  // get the track selector if needed
  if ( !m_trackSelector.empty() && m_trackSelector.retrieve().isFailure() ){
      ATH_MSG_ERROR("Could not retrieve TrackSelector '" << m_trackSelector <<"' although configured. Abort.");
      return StatusCode::FAILURE;
  }
  // done
  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::IIsoTrackSelectorTool::interfaceID ( )

inlinestaticinherited

Definition at line 32 of file IIsoTrackSelectorTool.h.

32{ return IID_IIsoTrackSelectorTool; }

Trk::IID_IIsoTrackSelectorTool

static const InterfaceID IID_IIsoTrackSelectorTool("Trk::IIsoTrackSelectorTool", 1, 0)

◆ 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_applySinThetaCorrection

BooleanProperty InDet::InDetIsoTrackSelectorTool::m_applySinThetaCorrection {this, "SinThetaCorrection", true}

private

Definition at line 59 of file InDetIsoTrackSelectorTool.h.

59{this, "SinThetaCorrection", true};

◆ m_d0max

DoubleProperty InDet::InDetIsoTrackSelectorTool::m_d0max {this, "maxD0", 1.5*CLHEP::mm}

private

Definition at line 60 of file InDetIsoTrackSelectorTool.h.

60{this, "maxD0", 1.5*CLHEP::mm};

◆ m_d0Significance

DoubleProperty InDet::InDetIsoTrackSelectorTool::m_d0Significance {this, "maxD0overSigmaD0", 3.}

private

Sophisticated cut window setting : d0/z0 significance - only when robustCuts off.

Definition at line 63 of file InDetIsoTrackSelectorTool.h.

63{this, "maxD0overSigmaD0", 3.};

◆ m_d0Significance2

double InDet::InDetIsoTrackSelectorTool::m_d0Significance2 = 0.0

private

Definition at line 65 of file InDetIsoTrackSelectorTool.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_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::InDetIsoTrackSelectorTool::m_extrapolator {this, "Extrapolator", "Trk::Extrapolator/InDetExtrapolator"}

private

Definition at line 68 of file InDetIsoTrackSelectorTool.h.

69{this, "Extrapolator", "Trk::Extrapolator/InDetExtrapolator"};

◆ m_robustCuts

BooleanProperty InDet::InDetIsoTrackSelectorTool::m_robustCuts {this, "RobustCuts", true}

private

Robust cut window setting.

Definition at line 58 of file InDetIsoTrackSelectorTool.h.

58{this, "RobustCuts", true};

◆ m_trackSelector

ToolHandle<Trk::ITrackSelectorTool> InDet::InDetIsoTrackSelectorTool::m_trackSelector {this, "TrackSelector", ""}

private

Extra checks on hits & holes.

Definition at line 71 of file InDetIsoTrackSelectorTool.h.

71{this, "TrackSelector", ""};

◆ 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_z0Significance

DoubleProperty InDet::InDetIsoTrackSelectorTool::m_z0Significance {this, "maxZ0overSigmaZ0", 3.}

private

Definition at line 64 of file InDetIsoTrackSelectorTool.h.

64{this, "maxZ0overSigmaZ0", 3.};

◆ m_z0Significance2

double InDet::InDetIsoTrackSelectorTool::m_z0Significance2 = 0.0

private

Definition at line 66 of file InDetIsoTrackSelectorTool.h.

◆ m_z0stMax

DoubleProperty InDet::InDetIsoTrackSelectorTool::m_z0stMax {this, "maxZ0", 1.5*CLHEP::mm}

private

Definition at line 61 of file InDetIsoTrackSelectorTool.h.

61{this, "maxZ0", 1.5*CLHEP::mm};

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

◆ InDetIsoTrackSelectorTool()

◆ ~InDetIsoTrackSelectorTool()

Member Function Documentation

◆ decision() [1/3]

◆ decision() [2/3]

◆ decision() [3/3]

◆ declareGaudiProperty()

◆ declareProperty()

◆ detStore()

◆ evtStore()

◆ extraDeps_update_handler()

◆ initialize()

◆ inputHandles()

◆ interfaceID()

◆ msg()

◆ msgLvl()

◆ outputHandles()

◆ renounce()

◆ renounceArray()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

Member Data Documentation

◆ m_applySinThetaCorrection

◆ m_d0max

◆ m_d0Significance

◆ m_d0Significance2

◆ m_detStore

◆ m_evtStore

◆ m_extrapolator

◆ m_robustCuts

◆ m_trackSelector

◆ m_varHandleArraysDeclared

◆ m_vhka

◆ m_z0Significance

◆ m_z0Significance2

◆ m_z0stMax