Tool to calculate the momentum balance significance from the detailed information (parameters, scattering angles) of a track fit. More...

#include <MuonMomentumBalanceSignificanceTool.h>

Inheritance diagram for Rec::MuonMomentumBalanceSignificanceTool:

Collaboration diagram for Rec::MuonMomentumBalanceSignificanceTool:

Public Member Functions
	MuonMomentumBalanceSignificanceTool (const std::string &type, const std::string &name, const IInterface *parent)
	~MuonMomentumBalanceSignificanceTool ()=default
double	momentumBalanceSignificance (const xAOD::Muon &muon) const
	Calculate momentum (im)balance significance of a muon (method will simply step down to the relevant track.
double	momentumBalanceSignificance (const Trk::Track &track) const
	Calculate momentum (im)balance significance of a track, which needs to be a full ATLAS track.
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
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

Tool to calculate the momentum balance significance from the detailed information (parameters, scattering angles) of a track fit.

Definition at line 20 of file MuonMomentumBalanceSignificanceTool.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

◆ MuonMomentumBalanceSignificanceTool()

Rec::MuonMomentumBalanceSignificanceTool::MuonMomentumBalanceSignificanceTool	(	const std::string &	type,
		const std::string &	name,
		const IInterface *	parent )

Definition at line 19 of file MuonMomentumBalanceSignificanceTool.cxx.

                                                                                                       :
        AthAlgTool(type, name, parent) {
        declareInterface<IMuonMomentumBalanceSignificance>(this);
    }

◆ ~MuonMomentumBalanceSignificanceTool()

Rec::MuonMomentumBalanceSignificanceTool::~MuonMomentumBalanceSignificanceTool ( )

default

Member Function Documentation

◆ 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

◆ 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 & Rec::IMuonMomentumBalanceSignificance::interfaceID ( )

inlinestaticinherited

Definition at line 43 of file IMuonMomentumBalanceSignificance.h.

43{ return IID_IMuonMomentumBalanceSignificance; }

Rec::IID_IMuonMomentumBalanceSignificance

static const InterfaceID IID_IMuonMomentumBalanceSignificance("Rec::IMuonScatteringAngleSignificance", 1, 0)

◆ momentumBalanceSignificance() [1/2]

double Rec::MuonMomentumBalanceSignificanceTool::momentumBalanceSignificance ( const Trk::Track & track ) const

virtual

Calculate momentum (im)balance significance of a track, which needs to be a full ATLAS track.

Implements Rec::IMuonMomentumBalanceSignificance.

Definition at line 40 of file MuonMomentumBalanceSignificanceTool.cxx.

                                                                                                       {
        // find the TSOS carrying caloEnergy (TSOS type CaloDeposit)
        // compare parameters with those from previous TSOS
        double energyBalance = 0.;
        const Trk::EnergyLoss* energyLoss = nullptr;
        const Trk::TrackParameters* previousParameters = nullptr;
        for (Trk::TrackStates::const_iterator s = track.trackStateOnSurfaces()->begin();
             s != track.trackStateOnSurfaces()->end(); ++s) {
            if (!(**s).trackParameters()) continue;
            if ((**s).materialEffectsOnTrack()) {
                const Trk::MaterialEffectsOnTrack* meot = dynamic_cast<const Trk::MaterialEffectsOnTrack*>((**s).materialEffectsOnTrack());
                if (!meot) continue;
                energyLoss = meot->energyLoss();
                if ((**s).type(Trk::TrackStateOnSurface::CaloDeposit) && energyLoss && previousParameters) {
                    energyBalance = previousParameters->momentum().mag() - energyLoss->deltaE() - (**s).trackParameters()->momentum().mag();
 
                    if (fabs(energyBalance) < energyLoss->sigmaDeltaE() || energyLoss->sigmaMinusDeltaE() <= 0.0 ||
                        energyLoss->sigmaPlusDeltaE() <= 0.0)
 
                    {
                        ATH_MSG_VERBOSE(std::setiosflags(std::ios::fixed)
                                        << " momentum balance  " << std::setw(6) << std::setprecision(2) << energyBalance / GeV
                                        << "   significance " << std::setw(6) << std::setprecision(1)
                                        << energyBalance / energyLoss->sigmaDeltaE() << "  p before/after calo" << std::setw(7)
                                        << std::setprecision(2) << previousParameters->momentum().mag() / GeV << " /" << std::setw(7)
                                        << std::setprecision(2) << (**s).trackParameters()->momentum().mag() / GeV
                                        << "   energy deposit sigma  " << energyLoss->sigmaDeltaE() / GeV << " GeV");
                        energyBalance /= energyLoss->sigmaDeltaE();
                        if (fabs(energyBalance) > 1.0)
                            ATH_MSG_DEBUG(" momentum balance using symmetric error "
                                          << "as asymmetric error undefined ");
                    } else if (energyBalance < 0.) {
                        ATH_MSG_VERBOSE(std::setiosflags(std::ios::fixed)
                                        << " momentum balance  " << std::setw(6) << std::setprecision(2) << energyBalance / GeV
                                        << "   significance " << std::setw(6) << std::setprecision(1)
                                        << energyBalance / energyLoss->sigmaDeltaE() << "  p before/after calo" << std::setw(7)
                                        << std::setprecision(2) << previousParameters->momentum().mag() / GeV << " /" << std::setw(7)
                                        << std::setprecision(2) << (**s).trackParameters()->momentum().mag() / GeV
                                        << "   energy deposit sigma- " << energyLoss->sigmaMinusDeltaE() / GeV << " GeV");
                        energyBalance /= energyLoss->sigmaMinusDeltaE();
                    } else {
                        ATH_MSG_VERBOSE(std::setiosflags(std::ios::fixed)
                                        << " momentum balance  " << std::setw(6) << std::setprecision(2) << energyBalance / GeV
                                        << "   significance " << std::setw(6) << std::setprecision(1)
                                        << energyBalance / energyLoss->sigmaDeltaE() << "  p before/after calo" << std::setw(7)
                                        << std::setprecision(2) << previousParameters->momentum().mag() / GeV << " /" << std::setw(7)
                                        << std::setprecision(2) << (**s).trackParameters()->momentum().mag() / GeV
                                        << "   energy deposit sigma+ " << energyLoss->sigmaPlusDeltaE() / GeV << " GeV");
                        energyBalance /= energyLoss->sigmaPlusDeltaE();
                    }
                    break;
                }
            }
 
            // update previous parameters
            previousParameters = (**s).trackParameters();
        }
 
        return energyBalance;
    }

◆ momentumBalanceSignificance() [2/2]

double Rec::MuonMomentumBalanceSignificanceTool::momentumBalanceSignificance ( const xAOD::Muon & muon ) const

virtual

Calculate momentum (im)balance significance of a muon (method will simply step down to the relevant track.

Implements Rec::IMuonMomentumBalanceSignificance.

Definition at line 25 of file MuonMomentumBalanceSignificanceTool.cxx.

                                                                                                      {
        // exclude statistical combination
        if (muon.author() == xAOD::Muon::STACO) return 0.;
 
        // get combined track
        const Trk::Track* theTrack =
            muon.trackParticle(xAOD::Muon::CombinedTrackParticle) ? muon.trackParticle(xAOD::Muon::CombinedTrackParticle)->track() : nullptr;
 
        if (theTrack == nullptr) {
            ATH_MSG_DEBUG("No primary author original track for refitted muon, stop calculation...");
            return 0.0;
        } else
            return momentumBalanceSignificance(*theTrack);
    }

◆ 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_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

◆ MuonMomentumBalanceSignificanceTool()

◆ ~MuonMomentumBalanceSignificanceTool()

Member Function Documentation

◆ declareGaudiProperty()

◆ declareProperty()

◆ detStore()

◆ evtStore()

◆ extraDeps_update_handler()

◆ inputHandles()

◆ interfaceID()

◆ momentumBalanceSignificance() [1/2]

◆ momentumBalanceSignificance() [2/2]

◆ msg()

◆ msgLvl()

◆ outputHandles()

◆ renounce()

◆ renounceArray()

◆ sysInitialize()

◆ sysStart()

◆ updateVHKA()

Member Data Documentation

◆ m_detStore

◆ m_evtStore

◆ m_varHandleArraysDeclared

◆ m_vhka