HLT::MET::FlowElementPrepAlg Class Reference

#include <FlowElementPrepAlg.h>

Inheritance diagram for HLT::MET::FlowElementPrepAlg:

Collaboration diagram for HLT::MET::FlowElementPrepAlg:

Public Member Functions
	FlowElementPrepAlg (const std::string &name, ISvcLocator *pSvcLocator)
	Constructor.
virtual StatusCode	initialize () override
virtual StatusCode	execute (const EventContext &context) const override
	Run the algorithm.
virtual StatusCode	sysInitialize () override
	Override sysInitialize.
virtual bool	isClonable () const override
	Specify if the algorithm is clonable.
virtual unsigned int	cardinality () const override
	Cardinality (Maximum number of clones that can exist) special value 0 means that algorithm is reentrant.
virtual StatusCode	sysExecute (const EventContext &ctx) override
	Execute an algorithm.
virtual const DataObjIDColl &	extraOutputDeps () const override
	Return the list of extra output dependencies.
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.
const ServiceHandle< StoreGateSvc > &	detStore () const
	The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.
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

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
template<typename T>
using	deferred_t = std::optional<T>
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
SG::ReadHandleKey< xAOD::FlowElementContainer >	m_inputNeutralKey
	The input neutral container.
SG::ReadHandleKey< xAOD::FlowElementContainer >	m_inputChargedKey
	The input charged container.
SG::ReadHandleKey< xAOD::VertexContainer >	m_inputVertexKey
	The input vertex container.
SG::WriteHandleKey< xAOD::FlowElementContainer >	m_outputKey
	The output combined container.
SG::WriteDecorHandleKey< xAOD::FlowElementContainer >	m_outputCategoryKey
	The output classification.
ToolHandle< CP::ITrackVertexAssociationTool >	m_tvaTool
	Track -> vertex association.
ToolHandle< InDet::IInDetTrackSelectionTool >	m_trackSelTool
	Track selection tool.
Gaudi::Property< bool >	m_useCompatible
	Choose between the unique (many-to-one) track->vertex association and just checking compatibility with the PV (many-to-many).
bool	m_manualTVA {false}
	Whether to perform track -> vertex matching manually.
deferred_t< SG::AuxElement::Decorator< int > >	m_decCategory
DataObjIDColl	m_extendedExtraObjects
	Extra output dependency collection, extended by AthAlgorithmDHUpdate to add symlinks.
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 FlowElementPrepAlg.h.

Member Typedef Documentation

deferred_t

template<typename T>

using HLT::MET::FlowElementPrepAlg::deferred_t = std::optional<T>

private

Definition at line 49 of file FlowElementPrepAlg.h.

StoreGateSvc_t

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

privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

FlowElementPrepAlg()

HLT::MET::FlowElementPrepAlg::FlowElementPrepAlg	(	const std::string &	name,
		ISvcLocator *	pSvcLocator )

Constructor.

Definition at line 23 of file FlowElementPrepAlg.cxx.

        : AthReentrantAlgorithm(name, pSvcLocator)
    {
    }

Member Function Documentation

cardinality()

unsigned int AthCommonReentrantAlgorithm< Gaudi::Algorithm >::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 75 of file AthCommonReentrantAlgorithm.cxx.

{
  return 0;
}

declareGaudiProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::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< Gaudi::Algorithm > >::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< 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.

{ return m_detStore; }

evtStore()

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.

{ return m_evtStore; }

execute()

StatusCode HLT::MET::FlowElementPrepAlg::execute ( const EventContext & context ) const

overridevirtual

Run the algorithm.

Definition at line 54 of file FlowElementPrepAlg.cxx.

    {
      auto charged = SG::makeHandle(m_inputChargedKey, ctx);
      if (!charged.isValid())
      {
        ATH_MSG_ERROR("Failed to retrieve " << m_inputChargedKey);
        return StatusCode::FAILURE;
      }
      auto neutral = SG::makeHandle(m_inputNeutralKey, ctx);
      if (!neutral.isValid())
      {
        ATH_MSG_ERROR("Failed to retrieve " << m_inputNeutralKey);
        return StatusCode::FAILURE;
      }
      const xAOD::Vertex *priVtx = nullptr;
      std::vector<const xAOD::Vertex *> vertices;
      if (m_manualTVA)
      {
        auto vertexHandle = SG::makeHandle(m_inputVertexKey, ctx);
        if (!vertexHandle.isValid())
        {
          ATH_MSG_ERROR("Failed to retrieve " << m_inputVertexKey);
          return StatusCode::FAILURE;
        }
        // Find the primary vertex and build up the vector for the TVA tool
        vertices.reserve(vertexHandle->size());
        for (const xAOD::Vertex *ivtx : *vertexHandle)
        {
          if (!priVtx && ivtx->vertexType() == xAOD::VxType::PriVtx)
            priVtx = ivtx;
          vertices.push_back(ivtx);
        }
      }
      auto outputHandle = SG::makeHandle(m_outputKey, ctx);
      auto &decCategory = *m_decCategory;
 
      auto combined = std::make_unique<ConstDataVector<xAOD::FlowElementContainer>>(SG::VIEW_ELEMENTS);
      combined->reserve(charged->size() + neutral->size());
 
      for (const xAOD::FlowElement *ife : *charged)
      {
        combined->push_back(ife);
        if (m_manualTVA)
        {
          if (!priVtx)
            // If we could not identify a primary vertex, classify as neutral
            // Note that this means in order to distinguish cPFOs from nPFOs the 'isCharged'
            // function should still be used
            decCategory(*ife) = PUClassification::NeutralForward;
          else
          {
            const xAOD::IParticle *icharged = ife->chargedObject(0);
            const xAOD::TrackParticle *itrk = dynamic_cast<const xAOD::TrackParticle *>(icharged);
            if (!itrk)
            {
              ATH_MSG_ERROR("Could not retrieve primary track particle from FlowElement");
              return StatusCode::FAILURE;
            }
            if (itrk && (m_trackSelTool.empty() || m_trackSelTool->accept(itrk)))
            {
              bool isPVMatched;
              if (m_useCompatible)
                isPVMatched = m_tvaTool->isCompatible(*itrk, *priVtx);
              else
                isPVMatched = m_tvaTool->getUniqueMatchVertex(*itrk, vertices) == priVtx;
              if (isPVMatched)
                decCategory(*ife) = PUClassification::ChargedHS;
              else
                decCategory(*ife) = PUClassification::ChargedPU;
            }
          }
        }
        else
        {
          if (accPVMatched(*ife))
            decCategory(*ife) = PUClassification::ChargedHS;
          else
            decCategory(*ife) = PUClassification::ChargedPU;
        }
      }
      for (const xAOD::FlowElement *ife : *neutral)
      {
        combined->push_back(ife);
        decCategory(*ife) = PUClassification::NeutralForward;
      }
 
      CHECK(outputHandle.put(ctx, std::move(combined)) != nullptr);
      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 & AthCommonReentrantAlgorithm< Gaudi::Algorithm >::extraOutputDeps ( ) const

overridevirtualinherited

Return the list of extra output dependencies.

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

Definition at line 94 of file AthCommonReentrantAlgorithm.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 BaseAlg::extraOutputDeps();
}

filterPassed()

virtual bool AthCommonReentrantAlgorithm< Gaudi::Algorithm >::filterPassed ( const EventContext & ctx ) const

inlinevirtualinherited

Definition at line 96 of file AthCommonReentrantAlgorithm.h.

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

initialize()

StatusCode HLT::MET::FlowElementPrepAlg::initialize ( )

overridevirtual

Definition at line 28 of file FlowElementPrepAlg.cxx.

    {
      m_manualTVA = !m_tvaTool.empty();
      CHECK(m_inputNeutralKey.initialize());
      CHECK(m_inputChargedKey.initialize());
      CHECK(m_outputKey.initialize());
      if (m_outputCategoryKey.key().find(".") == std::string::npos)
        m_outputCategoryKey = m_outputKey.key() + "." + m_outputCategoryKey.key();
      else if (SG::contKeyFromKey(m_outputCategoryKey.key()) != m_outputKey.key())
      {
        ATH_MSG_ERROR("Category key does not match output container key!");
        return StatusCode::FAILURE;
      }
      CHECK(m_outputCategoryKey.initialize());
      m_decCategory.emplace(SG::decorKeyFromKey(m_outputCategoryKey.key()));
 
      if (m_manualTVA)
      {
        CHECK(m_tvaTool.retrieve());
        if (!m_trackSelTool.empty())
          CHECK(m_trackSelTool.retrieve());
      }
      CHECK(m_inputVertexKey.initialize(m_manualTVA));
      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 AthCommonReentrantAlgorithm< Gaudi::Algorithm >::isClonable ( ) const

overridevirtualinherited

Specify if the algorithm is clonable.

Reentrant algorithms are clonable.

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

Definition at line 68 of file AthCommonReentrantAlgorithm.cxx.

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

msg()

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

inlineinherited

Definition at line 24 of file AthCommonMsg.h.

                                {
    return this->msgStream();
  }

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.

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();
  }

setFilterPassed()

virtual void AthCommonReentrantAlgorithm< Gaudi::Algorithm >::setFilterPassed ( bool state, const EventContext & ctx ) const

inlinevirtualinherited

Definition at line 100 of file AthCommonReentrantAlgorithm.h.

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

sysExecute()

StatusCode AthCommonReentrantAlgorithm< Gaudi::Algorithm >::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 85 of file AthCommonReentrantAlgorithm.cxx.

{
  return BaseAlg::sysExecute (ctx);
}

sysInitialize()

StatusCode AthCommonReentrantAlgorithm< Gaudi::Algorithm >::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 HypoBase, and InputMakerBase.

Definition at line 61 of file AthCommonReentrantAlgorithm.cxx.

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

Member Data Documentation

m_decCategory

deferred_t<SG::AuxElement::Decorator<int> > HLT::MET::FlowElementPrepAlg::m_decCategory

private

Definition at line 98 of file FlowElementPrepAlg.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 AthCommonReentrantAlgorithm< Gaudi::Algorithm >::m_extendedExtraObjects

privateinherited

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

Empty if no symlinks were found.

Definition at line 114 of file AthCommonReentrantAlgorithm.h.

m_inputChargedKey

SG::ReadHandleKey<xAOD::FlowElementContainer> HLT::MET::FlowElementPrepAlg::m_inputChargedKey

private

Initial value:

{
          this, "InputChargedKey", "", "Input charged container"}

The input charged container.

Definition at line 64 of file FlowElementPrepAlg.h.

                                                                 {
          this, "InputChargedKey", "", "Input charged container"};

m_inputNeutralKey

SG::ReadHandleKey<xAOD::FlowElementContainer> HLT::MET::FlowElementPrepAlg::m_inputNeutralKey

private

Initial value:

{
          this, "InputNeutralKey", "", "Input neutral container"}

The input neutral container.

Definition at line 61 of file FlowElementPrepAlg.h.

                                                                 {
          this, "InputNeutralKey", "", "Input neutral container"};

m_inputVertexKey

SG::ReadHandleKey<xAOD::VertexContainer> HLT::MET::FlowElementPrepAlg::m_inputVertexKey

private

Initial value:

{
          this, "InputVertexKey", "",
          "Input vertex container (only needed if TVA tool is supplied."}

The input vertex container.

Definition at line 67 of file FlowElementPrepAlg.h.

                                                           {
          this, "InputVertexKey", "",
          "Input vertex container (only needed if TVA tool is supplied."};

m_manualTVA

bool HLT::MET::FlowElementPrepAlg::m_manualTVA {false}

private

Whether to perform track -> vertex matching manually.

Definition at line 95 of file FlowElementPrepAlg.h.

{false};

m_outputCategoryKey

SG::WriteDecorHandleKey<xAOD::FlowElementContainer> HLT::MET::FlowElementPrepAlg::m_outputCategoryKey

private

Initial value:

{
          this, "OutputCategoryKey", "", "Output category name"}

The output classification.

Definition at line 74 of file FlowElementPrepAlg.h.

                                                                         {
          this, "OutputCategoryKey", "", "Output category name"};

m_outputKey

SG::WriteHandleKey<xAOD::FlowElementContainer> HLT::MET::FlowElementPrepAlg::m_outputKey

private

Initial value:

{
          this, "OutputKey", "", "Output combined container"}

The output combined container.

Definition at line 71 of file FlowElementPrepAlg.h.

                                                            {
          this, "OutputKey", "", "Output combined container"};

m_trackSelTool

ToolHandle<InDet::IInDetTrackSelectionTool> HLT::MET::FlowElementPrepAlg::m_trackSelTool

private

Initial value:

{
          this, "TrackSelTool", "",
          "The track selection tool (optional). Only used if a TVA tool is provided"}

Track selection tool.

Definition at line 82 of file FlowElementPrepAlg.h.

                                                              {
          this, "TrackSelTool", "",
          "The track selection tool (optional). Only used if a TVA tool is provided"};

m_tvaTool

ToolHandle<CP::ITrackVertexAssociationTool> HLT::MET::FlowElementPrepAlg::m_tvaTool

private

Initial value:

{
          this, "TVATool", "",
          "Track -> vertex association tool for the cPFOS. "
          "If not provided the matchedToPV decoration is used."}

Track -> vertex association.

Definition at line 77 of file FlowElementPrepAlg.h.

                                                         {
          this, "TVATool", "",
          "Track -> vertex association tool for the cPFOS. "
          "If not provided the matchedToPV decoration is used."};

m_useCompatible

Gaudi::Property<bool> HLT::MET::FlowElementPrepAlg::m_useCompatible

private

Initial value:

{
          this, "UseCompatible", true,
          "Use the track -> vertex compatibility over unique matching. "
          "This only takes effect if a TVA tool is supplied"}

Choose between the unique (many-to-one) track->vertex association and just checking compatibility with the PV (many-to-many).

Studies with offline objects show a fairly clear preference for the 'compatible' approach so that is the default

Definition at line 89 of file FlowElementPrepAlg.h.

                                         {
          this, "UseCompatible", true,
          "Use the track -> vertex compatibility over unique matching. "
          "This only takes effect if a TVA tool is supplied"};

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.

---

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

• FlowElementPrepAlg.h
• FlowElementPrepAlg.cxx