Retrieves the Vertex objects (PrimaryVertices etc.) More...

#include <xAODVertexRetriever.h>

Inheritance diagram for JiveXML::xAODVertexRetriever:

Collaboration diagram for JiveXML::xAODVertexRetriever:

Public Member Functions
	xAODVertexRetriever (const std::string &type, const std::string &name, const IInterface *parent)
	Standard Constructor.
virtual StatusCode	retrieve (ToolHandle< IFormatTool > &FormatTool)
	For each Vertex collections retrieve basic parameters.
virtual StatusCode	initialize ()
const DataMap	getData (const xAOD::VertexContainer *)
	Puts the variables into a DataMap.
virtual std::string	dataTypeName () const
	Return the name of the data type that is generated by this retriever.
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 ()
	Return the interface identifier.

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
const std::string	m_typeName = "RVx"
	The data type that is generated by this retriever.
SG::ReadHandleKeyArray< xAOD::VertexContainer >	m_keys {this,"VertexCollections", {"PrimaryVertices"}, "Name of the Vertex containers that will be written out to the JiveXML file"}
Gaudi::Property< std::string >	m_tracksName {this, "TracksName", "InDetTrackParticles_xAOD", "Name of track container"}
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

Retrieves the Vertex objects (PrimaryVertices etc.)

Properties
VertexCollections
TracksName
Retrieved Data
- Usual four-vectors: phi, eta, et etc.
- Associations for clusters and tracks via ElementLink: key/index scheme

Definition at line 30 of file xAODVertexRetriever.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

◆ xAODVertexRetriever()

JiveXML::xAODVertexRetriever::xAODVertexRetriever	(	const std::string &	type,
		const std::string &	name,
		const IInterface *	parent )

Standard Constructor.

This is the standard AthAlgTool constructor.

Parameters

type	AlgTool type name
name	AlgTool instance name
parent	AlgTools parent owning this tool

Definition at line 24 of file xAODVertexRetriever.cxx.

24 :

25 AthAlgTool(type,name,parent){}

AthAlgTool::AthAlgTool

AthAlgTool()

Default constructor:

Member Function Documentation

◆ dataTypeName()

virtual std::string JiveXML::xAODVertexRetriever::dataTypeName ( ) const

inlinevirtual

Return the name of the data type that is generated by this retriever.

Implements JiveXML::IDataRetriever.

Definition at line 43 of file xAODVertexRetriever.h.

43{ return m_typeName; };

JiveXML::xAODVertexRetriever::m_typeName

const std::string m_typeName

The data type that is generated by this retriever.

Definition xAODVertexRetriever.h:48

◆ 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

◆ getData()

const DataMap JiveXML::xAODVertexRetriever::getData ( const xAOD::VertexContainer * cont )

Puts the variables into a DataMap.

Retrieve basic parameters, mainly four-vectors, for each collection.

Also association with clusters and tracks (ElementLink).

Definition at line 64 of file xAODVertexRetriever.cxx.

                                                                            {
 
    ATH_MSG_DEBUG("in getData()");
 
    float chi2val = 0.;
 
    DataMap DataMap;
 
    DataVect x;
    DataVect y;
    DataVect z;
    DataVect chi2;
    DataVect vertexType;
    DataVect primVxCand;
    DataVect covMatrix;
    DataVect numTracks;
    DataVect tracks;
    DataVect sgkey;
 
    //Get size of current container
    xAOD::VertexContainer::size_type NVtx = cont->size();
 
    x.reserve(x.size()+NVtx);
    y.reserve(y.size()+NVtx);
    z.reserve(z.size()+NVtx);
    chi2.reserve(chi2.size()+NVtx);
    vertexType.reserve(vertexType.size()+NVtx);
    primVxCand.reserve(primVxCand.size()+NVtx);
    covMatrix.reserve(covMatrix.size()+NVtx);
    numTracks.reserve(numTracks.size()+NVtx);
    tracks.reserve(tracks.size()+NVtx);
    sgkey.reserve(sgkey.size()+NVtx);
 
    int counter = 0;
 
    //Loop over vertices
    xAOD::VertexContainer::const_iterator VertexItr = cont->begin();
    for ( ; VertexItr != cont->end(); ++VertexItr) {
 
      ATH_MSG_DEBUG("  Vertex #" << counter++ << " : x = "  << (*VertexItr)->x()/cm << ", y = "
            << (*VertexItr)->y()/cm << ", z[GeV] = "  << (*VertexItr)->z()/cm
            << ", vertexType = "  << (*VertexItr)->vertexType()
            << ", chiSquared = "  << (*VertexItr)->chiSquared()
            << ", numberDoF = "  << (*VertexItr)->numberDoF());
 
      x.emplace_back(DataType((*VertexItr)->x()/cm));
      y.emplace_back(DataType((*VertexItr)->y()/cm));
      z.emplace_back(DataType((*VertexItr)->z()/cm));
 
      vertexType.emplace_back( DataType((*VertexItr)->vertexType()));
    
      if ((*VertexItr)->vertexType() == 1 ){
    primVxCand.emplace_back( 1 );
      }else{
    primVxCand.emplace_back( 0 );
      }
      sgkey.emplace_back (m_tracksName.value());
      covMatrix.emplace_back(DataType("2 -.1 .5 -.01 0.002 .01"));
 
      //degrees of freedom might be zero - beware
      if ( (*VertexItr)->numberDoF()  != 0 ){
    chi2val = (*VertexItr)->chiSquared()/(*VertexItr)->numberDoF() ;
      }else{
    chi2val = -1.;
      }
      chi2.emplace_back(DataType( chi2val ));
 
      // track-vertex association code in xAOD from Nick Styles, Apr14:
      // InnerDetector/InDetRecAlgs/InDetPriVxFinder/InDetVxLinksToTrackParticles
 
      int trkCnt = 0;
      const std::vector< ElementLink< xAOD::TrackParticleContainer > > tpLinks =  (*VertexItr)->trackParticleLinks();
 
      //iterating over the links
      unsigned int tp_size = tpLinks.size();
      numTracks.emplace_back(DataType( tp_size ));
      if(tp_size){ // links exist
    for(unsigned int tp = 0; tp<tp_size; ++tp)
      {
        ElementLink< xAOD::TrackParticleContainer >  tpl = tpLinks.at(tp);
 
        ATH_MSG_DEBUG("  Vertex #" << counter << " track association index: " << tpl.index()
              << ", collection : "  << tpl.key()
              << ", Tracks : " << tp  << " out of " << tp_size << ", own count: " << trkCnt++);
 
        if ( tpl.index() < 1000 ){ // sanity check, this can be huge number
          tracks.emplace_back(DataType( tpl.index() ));
        }else{
          tracks.emplace_back(DataType( 0 ));
        }
      } //links exist
      }//end of track particle collection size check
 
    } // end VertexIterator
 
      // four-vectors
    DataMap["x"] = x;
    DataMap["y"] = y;
    DataMap["z"] = z;
    DataMap["chi2"] = chi2;
    DataMap["vertexType"] = vertexType;
    DataMap["primVxCand"] = primVxCand;
    DataMap["covMatrix multiple=\"6\""] = covMatrix;
    DataMap["numTracks"] = numTracks;
    DataMap["sgkey"] = sgkey;
 
    //This is needed once we know numTracks and associations:
    //If there had been any tracks, add a tag
    if ((numTracks.size()) != 0){
      //Calculate average number of tracks per vertex
      double NTracksPerVertex = tracks.size()*1./numTracks.size();
      std::string tag = "tracks multiple=\"" +DataType(NTracksPerVertex).toString()+"\"";
      DataMap[tag] = tracks;
    }
 
    ATH_MSG_DEBUG(dataTypeName() << " retrieved with " << x.size() << " entries");
 
    return DataMap;
 
  }

◆ initialize()

StatusCode JiveXML::xAODVertexRetriever::initialize ( )

virtual

Definition at line 28 of file xAODVertexRetriever.cxx.

                                             {
    ATH_CHECK(m_keys.initialize());
    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 & JiveXML::IDataRetriever::interfaceID ( )

inlinestaticinherited

Return the interface identifier.

Definition at line 40 of file IDataRetriever.h.

40{ return IID_IDataRetriever; }

JiveXML::IID_IDataRetriever

static const InterfaceID IID_IDataRetriever("JiveXML::IDataRetriever", 3, 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();
  }

◆ retrieve()

StatusCode JiveXML::xAODVertexRetriever::retrieve ( ToolHandle< IFormatTool > & FormatTool )

virtual

For each Vertex collections retrieve basic parameters.

Parameters

FormatTool the tool that will create formated output from the DataMap

Implements JiveXML::IDataRetriever.

Definition at line 38 of file xAODVertexRetriever.cxx.

                                                                              {
 
    ATH_MSG_DEBUG("In retrieve()");
 
    // Loop through the keys and retrieve the corresponding data
    for (const auto& key : m_keys) {
      SG::ReadHandle<xAOD::VertexContainer> cont(key);
      if (cont.isValid()) {
    DataMap data = getData(&(*cont));
    if (FormatTool->AddToEvent(dataTypeName(), key.key() + "_xAOD", &data).isFailure()) {
      ATH_MSG_WARNING("Failed to add collection " << key.key());
    } else {
      ATH_MSG_DEBUG(" (" << key.key() << ") retrieved");
    }
      } else {
    ATH_MSG_WARNING("Collection " << key.key() << " not found in SG");
      }
    }
 
    return StatusCode::SUCCESS;
  }

◆ 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_keys

SG::ReadHandleKeyArray<xAOD::VertexContainer> JiveXML::xAODVertexRetriever::m_keys {this,"VertexCollections", {"PrimaryVertices"}, "Name of the Vertex containers that will be written out to the JiveXML file"}

private

Definition at line 50 of file xAODVertexRetriever.h.

50{this,"VertexCollections", {"PrimaryVertices"}, "Name of the Vertex containers that will be written out to the JiveXML file"};

◆ m_tracksName

Gaudi::Property<std::string> JiveXML::xAODVertexRetriever::m_tracksName {this, "TracksName", "InDetTrackParticles_xAOD", "Name of track container"}

private

Definition at line 51 of file xAODVertexRetriever.h.

51{this, "TracksName", "InDetTrackParticles_xAOD", "Name of track container"};

◆ m_typeName

const std::string JiveXML::xAODVertexRetriever::m_typeName = "RVx"

private

The data type that is generated by this retriever.

Definition at line 48 of file xAODVertexRetriever.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

◆ xAODVertexRetriever()

Member Function Documentation

◆ dataTypeName()

◆ declareGaudiProperty()

◆ declareProperty()

◆ detStore()

◆ evtStore()

◆ extraDeps_update_handler()

◆ getData()

◆ initialize()

◆ inputHandles()

◆ interfaceID()

◆ msg()

◆ msgLvl()

◆ outputHandles()

◆ renounce()

◆ renounceArray()

◆ retrieve()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

Member Data Documentation

◆ m_detStore

◆ m_evtStore

◆ m_keys

◆ m_tracksName

◆ m_typeName

◆ m_varHandleArraysDeclared

◆ m_vhka