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Muon::MooTrackFitter Class Reference

Tool to fit a trajectory using a set of two segments or a track and a segment as input. More...

#include <MooTrackFitter.h>

Inheritance diagram for Muon::MooTrackFitter:
Collaboration diagram for Muon::MooTrackFitter:

Classes

struct  FitterData
 
struct  StationPhiData
 

Public Types

typedef std::vector< const Trk::MeasurementBase * > MeasVec
 
typedef MeasVec::iterator MeasIt
 
typedef MeasVec::const_iterator MeasCit
 
typedef std::vector< const Trk::PrepRawData * > PrepVec
 
typedef PrepVec::iterator PrepIt
 
typedef PrepVec::const_iterator PrepCit
 
typedef std::pair< int, int > SmallLargeChambers
 
typedef std::map< MuonStationIndex::StIndex, SmallLargeChambersSLStationMap
 
typedef std::vector< std::pair< const Trk::TrackParameters *, const Trk::Layer * > > MaterialLayers
 

Public Member Functions

 MooTrackFitter (const std::string &, const std::string &, const IInterface *)
 default AlgTool constructor More...
 
 ~MooTrackFitter ()=default
 destructor More...
 
StatusCode initialize ()
 initialize method, method taken from bass-class AlgTool More...
 
StatusCode finalize ()
 finialize method, method taken from bass-class AlgTool More...
 
std::unique_ptr< Trk::Trackfit (const EventContext &ctx, const MuPatCandidateBase &firstEntry, const MuPatCandidateBase &secondEntry, const PrepVec &externalPhiHits) const
 fit the hits of two MuPatCandidateBase More...
 
std::unique_ptr< Trk::Trackrefit (const EventContext &ctx, const MuPatTrack &trkCan) const
 refit a MuPatTrack More...
 
std::unique_ptr< Trk::Trackrefit (const EventContext &ctx, const Trk::Track &track) const
 refit a track More...
 
std::unique_ptr< Trk::PerigeecreatePerigee (const EventContext &ctx, const Trk::TrackParameters &firstPars, const Trk::MeasurementBase &firstMeas) const
 create perigee parameter to initialize fit More...
 
std::unique_ptr< Trk::Trackfit (const EventContext &ctx, const Trk::Perigee &startPars, MeasVec &hits, Trk::ParticleHypothesis partHypo, bool prefit) const
 fit track More...
 
std::unique_ptr< Trk::TrackfitWithRefit (const EventContext &ctx, const Trk::Perigee &startPars, MeasVec &hits) const
 fit track, refit if needed More...
 
std::pair< std::unique_ptr< Trk::Track >, std::unique_ptr< Trk::Track > > splitTrack (const EventContext &ctx, const Trk::Track &track) const
 split given track if it crosses the calorimeter volume, code assumes that the track was already extrapolated to the muon entry record using the MuonTrackExtrapolationTool. More...
 
std::unique_ptr< Trk::TrackfitSplitTrack (const EventContext &ctx, const Trk::TrackParameters &startPars, const std::vector< const Trk::TrackStateOnSurface * > &tsos) const
 construct a track from a list of TSOS and a start parameters More...
 
ServiceHandle< StoreGateSvc > & evtStore ()
 The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc. More...
 
const ServiceHandle< StoreGateSvc > & evtStore () const
 The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc. More...
 
const ServiceHandle< StoreGateSvc > & detStore () const
 The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc. More...
 
virtual StatusCode sysInitialize () override
 Perform system initialization for an algorithm. More...
 
virtual StatusCode sysStart () override
 Handle START transition. More...
 
virtual std::vector< Gaudi::DataHandle * > inputHandles () const override
 Return this algorithm's input handles. More...
 
virtual std::vector< Gaudi::DataHandle * > outputHandles () const override
 Return this algorithm's output handles. More...
 
Gaudi::Details::PropertyBase & declareProperty (Gaudi::Property< T > &t)
 
Gaudi::Details::PropertyBase * declareProperty (const std::string &name, SG::VarHandleKey &hndl, const std::string &doc, const SG::VarHandleKeyType &)
 Declare a new Gaudi property. More...
 
Gaudi::Details::PropertyBase * declareProperty (const std::string &name, SG::VarHandleBase &hndl, const std::string &doc, const SG::VarHandleType &)
 Declare a new Gaudi property. More...
 
Gaudi::Details::PropertyBase * declareProperty (const std::string &name, SG::VarHandleKeyArray &hndArr, const std::string &doc, const SG::VarHandleKeyArrayType &)
 
Gaudi::Details::PropertyBase * declareProperty (const std::string &name, T &property, const std::string &doc, const SG::NotHandleType &)
 Declare a new Gaudi property. More...
 
Gaudi::Details::PropertyBase * declareProperty (const std::string &name, T &property, const std::string &doc="none")
 Declare a new Gaudi property. More...
 
void updateVHKA (Gaudi::Details::PropertyBase &)
 
MsgStream & msg () const
 
MsgStream & msg (const MSG::Level lvl) const
 
bool msgLvl (const MSG::Level lvl) const
 

Static Public Member Functions

static const InterfaceID & interfaceID ()
 access to tool interface More...
 
static double restrictedMomentum (double momentum)
 impose upper and lower bound on momentum More...
 

Protected Member Functions

void renounceArray (SG::VarHandleKeyArray &handlesArray)
 remove all handles from I/O resolution More...
 
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. More...
 

Private Types

typedef ServiceHandle< StoreGateSvcStoreGateSvc_t
 

Private Member Functions

std::unique_ptr< Trk::TrackcleanAndEvaluateTrack (const EventContext &ctx, Trk::Track &track, const std::set< Identifier > &excludedChambers) const
 clean and evaluate the track, More...
 
bool extractData (const MuPatCandidateBase &entry1, const MuPatCandidateBase &entry2, FitterData &fitterData) const
 extract all information needed for the fit from the track More...
 
bool extractData (FitterData &fitterData, bool usePreciseHits) const
 extract all information from the HitList of a FitterData object More...
 
bool addFakePhiHits (const EventContext &ctx, FitterData &fitterData, const Trk::TrackParameters &referenceParameter) const
 check fitterData, add fake phi hits if needed. More...
 
bool corruptEntry (const MuPatCandidateBase &entry) const
 sanity check for entries More...
 
bool getMaterial (const Trk::TrackParameters &pars, FitterData &fitterData) const
 get material More...
 
void createStartParameters (const EventContext &ctx, FitterData &inputData) const
 create a perigee parameter give the input data More...
 
std::shared_ptr< const MuonSegmentsegmentFromEntry (const EventContext &ctx, const MuPatCandidateBase &entry) const
 get segment from entry More...
 
unsigned int hasPhiConstrain (FitterData &inputData) const
 check whether data has sufficient phi constraints More...
 
unsigned int hasPhiConstrain (Trk::Track *track) const
 check whether data has sufficient phi constraints More...
 
std::unique_ptr< Trk::MeasurementBasecreateFakePhiForMeasurement (const Trk::MeasurementBase &measurement, const Amg::Vector3D *overlapPos, const Amg::Vector3D *phiPos, double error) const
 create fake phi hit on the surface of the give measurement More...
 
double qOverPFromEntries (const EventContext &ctx, const MuPatCandidateBase &firstEntry, const MuPatCandidateBase &secondEntry) const
 get q/p using angle + position of the two entries More...
 
double phiSeeding (const EventContext &ctx, FitterData &fitterData) const
 calculate phi used to for seeding the fit More...
 
double thetaSeeding (const MuPatCandidateBase &entry, MeasVec &etaHits) const
 calculate theta used for seeding the fit More...
 
bool cleanPhiHits (const EventContext &ctx, double momentum, FitterData &phiHits, const PrepVec &patternPhiHits) const
 clean phi hits, returns true if anything happened during the cleaning More...
 
bool validMomentum (const Trk::TrackParameters &pars) const
 check whether mometum of start parameter is ok More...
 
bool getMinMaxPhi (FitterData &fitterData) const
 calculate the minimum and maximum phi value a track could have to pass all eta channels More...
 
void removeSegmentOutliers (FitterData &fitterData) const
 
void cleanEntry (const MuPatCandidateBase &entry, std::set< Identifier > &removedIdentifiers) const
 
void cleanSegment (const MuonSegment &seg, std::set< Identifier > &removedIdentifiers) const
 
std::pair< double, double > getElementHalfLengths (const Identifier &id, const Trk::TrkDetElementBase *ele) const
 
Gaudi::Details::PropertyBase & declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleKeyType &)
 specialization for handling Gaudi::Property<SG::VarHandleKey> More...
 
Gaudi::Details::PropertyBase & declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleKeyArrayType &)
 specialization for handling Gaudi::Property<SG::VarHandleKeyArray> More...
 
Gaudi::Details::PropertyBase & declareGaudiProperty (Gaudi::Property< T > &hndl, const SG::VarHandleType &)
 specialization for handling Gaudi::Property<SG::VarHandleBase> More...
 
Gaudi::Details::PropertyBase & declareGaudiProperty (Gaudi::Property< T > &t, const SG::NotHandleType &)
 specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray> More...
 

Static Private Member Functions

static double qOverPFromEntry (const MuPatCandidateBase &entry)
 get q/p from entry More...
 

Private Attributes

ToolHandle< Trk::IPropagatorm_propagator
 propagator More...
 
ToolHandle< Trk::ITrackFitterm_trackFitter {this, "Fitter", "Trk::GlobalChi2Fitter/MCTBFitter"}
 fitter More...
 
PublicToolHandle< MuPatHitToolm_hitHandler {this, "HitTool", "Muon::MuPatHitTool/MuPatHitTool"}
 hit handler More...
 
ToolHandle< IMuonSegmentMomentumEstimatorm_momentumEstimator
 tool to estimate track momentum More...
 
Gaudi::Property< Trk::RunOutlierRemovalm_runOutlier {this, "RunOutlier", false, "Switch whether to run outlier logics or not"}
 
Gaudi::Property< int > m_matEffects {this, "MatEffects", 2, "type of material interaction in extrapolation"}
 
Trk::ParticleHypothesis m_ParticleHypothesis
 nomen est omen More...
 
Trk::TrackInfo::TrackPatternRecoInfo m_patRecInfo {Trk::TrackInfo::Moore}
 
Trk::MagneticFieldProperties m_magFieldProperties {Trk::FullField}
 magnetic field properties More...
 
ServiceHandle< Muon::IMuonIdHelperSvcm_idHelperSvc {this, "MuonIdHelperSvc", "Muon::MuonIdHelperSvc/MuonIdHelperSvc"}
 
ServiceHandle< IMuonEDMHelperSvcm_edmHelperSvc
 multi purpose helper tool More...
 
PublicToolHandle< MuonEDMPrinterToolm_printer
 tool to print out EDM objects More...
 
ToolHandle< IMuonTrackToSegmentToolm_trackToSegmentTool
 helper tool to convert tracks into segments More...
 
ToolHandle< IMuonHitSelectorm_phiHitSelector
 tool to clean phi hits More...
 
ToolHandle< IMuonTrackCleanerm_cleaner {this, "TrackCleaner", "Muon::MuonTrackCleaner/MuonTrackCleaner"}
 
ToolHandle< IMuonSegmentInOverlapResolvingToolm_overlapResolver
 
ToolHandle< Trk::ITrackSummaryHelperToolm_trackSummaryTool
 
Gaudi::Property< bool > m_slFit {this, "SLFit", true, "Perform sl fit"}
 
Gaudi::Property< bool > m_slProp {this, "SLProp", false, "Enable straight line propagation"}
 
Gaudi::Property< bool > m_seedWithSegmentTheta {this, "SeedWithSegmentTheta", true, "Seed with theta connecting first + last eta hit"}
 
Gaudi::Property< bool > m_seedWithAvePhi {this, "SeedWithAvePhi", true, "Seed with average phi of all phi hits"}
 
Gaudi::Property< bool > m_seedPhiWithEtaHits {this, "SeedPhiWithEtaHits", false, "Seed phi from positions first last eta hit"}
 
Gaudi::Property< bool > m_usePreciseHits {this, "UsePreciseHits", false, "Use actual measurement error"}
 
Gaudi::Property< bool > m_usePrefit {this, "UsePrefit", true, "Use prefit"}
 
Gaudi::Property< bool > m_allowFirstFit {this, "AllowFirstFitResult", false, "Return the result of the prefit is final fit fails"}
 
Gaudi::Property< double > m_pThreshold
 
Gaudi::Property< bool > m_cosmics {this, "Cosmics", false, "Special treatment for cosmics"}
 
Gaudi::Property< bool > m_cleanPhiHits {this, "CleanPhiHits", true, "Special flag to switch off phi hit cleaning"}
 
Gaudi::Property< unsigned int > m_phiHitsMax
 
Gaudi::Property< bool > m_seedAtStartOfTrack {this, "SeedAtStartOfTrack", true, "Provide seed parameters at the start of the track"}
 
Gaudi::Property< bool > m_preciseFirstStation
 
Gaudi::Property< double > m_openingAngleCut
 
Gaudi::Property< double > m_preCleanChi2Cut
 
Gaudi::Property< double > m_chi2Cut {this, "ReducedChi2Cut", 100., "minimum chi2/ndof for a track to be accepted"}
 
std::atomic_uint m_nfits {0}
 
std::atomic_uint m_nfailedExtractInital {0}
 
std::atomic_uint m_nfailedMinMaxPhi {0}
 
std::atomic_uint m_nfailedParsInital {0}
 
std::atomic_uint m_nfailedExtractCleaning {0}
 
std::atomic_uint m_nfailedFakeInitial {0}
 
std::atomic_uint m_nfailedTubeFit {0}
 
std::atomic_uint m_noPerigee {0}
 
std::atomic_uint m_nlowMomentum {0}
 
std::atomic_uint m_nfailedExtractPrecise {0}
 
std::atomic_uint m_nfailedFakePrecise {0}
 
std::atomic_uint m_nfailedFitPrecise {0}
 
std::atomic_uint m_nsuccess {0}
 
StoreGateSvc_t m_evtStore
 Pointer to StoreGate (event store by default) More...
 
StoreGateSvc_t m_detStore
 Pointer to StoreGate (detector store by default) More...
 
std::vector< SG::VarHandleKeyArray * > m_vhka
 
bool m_varHandleArraysDeclared
 

Detailed Description

Tool to fit a trajectory using a set of two segments or a track and a segment as input.

The tool can be configured to fit either a straight line or all 5 parameters of the track.

For more details look at the mainpage of this package.

Definition at line 59 of file MooTrackFitter.h.

Member Typedef Documentation

◆ MaterialLayers

Definition at line 72 of file MooTrackFitter.h.

◆ MeasCit

typedef MeasVec::const_iterator Muon::MooTrackFitter::MeasCit

Definition at line 63 of file MooTrackFitter.h.

◆ MeasIt

typedef MeasVec::iterator Muon::MooTrackFitter::MeasIt

Definition at line 62 of file MooTrackFitter.h.

◆ MeasVec

Definition at line 61 of file MooTrackFitter.h.

◆ PrepCit

typedef PrepVec::const_iterator Muon::MooTrackFitter::PrepCit

Definition at line 67 of file MooTrackFitter.h.

◆ PrepIt

typedef PrepVec::iterator Muon::MooTrackFitter::PrepIt

Definition at line 66 of file MooTrackFitter.h.

◆ PrepVec

Definition at line 65 of file MooTrackFitter.h.

◆ SLStationMap

Definition at line 70 of file MooTrackFitter.h.

◆ SmallLargeChambers

typedef std::pair<int, int> Muon::MooTrackFitter::SmallLargeChambers

Definition at line 69 of file MooTrackFitter.h.

◆ StoreGateSvc_t

typedef ServiceHandle<StoreGateSvc> AthCommonDataStore< AthCommonMsg< AlgTool > >::StoreGateSvc_t
privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ MooTrackFitter()

Muon::MooTrackFitter::MooTrackFitter ( const std::string &  t,
const std::string &  n,
const IInterface *  p 
)

default AlgTool constructor

Definition at line 52 of file MooTrackFitter.cxx.

52  : AthAlgTool(t, n, p) {
53  declareInterface<MooTrackFitter>(this);
54  }

◆ ~MooTrackFitter()

Muon::MooTrackFitter::~MooTrackFitter ( )
default

destructor

Member Function Documentation

◆ addFakePhiHits()

bool Muon::MooTrackFitter::addFakePhiHits ( const EventContext &  ctx,
MooTrackFitter::FitterData fitterData,
const Trk::TrackParameters referenceParameter 
) const
private

check fitterData, add fake phi hits if needed.

If provided the reference parameter will be used to calcualte the fake hits

A small hack putting James last onto the actual stage and not let him fall into the orchestra pit...

Definition at line 512 of file MooTrackFitter.cxx.

512  {
513 
514  // check whether we have enough phi constraints
515  unsigned nphiConstraints = hasPhiConstrain(fitterData);
516 
517  // do we have enough constraints to fit the track
518  if (nphiConstraints >= 2) {
519  if (fitterData.firstEntry->stations().size() == 1 && fitterData.firstEntry->containsStation(MuonStationIndex::EI) &&
520  (fitterData.firstEntry->phiHits().empty() || (fitterData.firstEntry->containsChamber(MuonStationIndex::CSS) ||
521  fitterData.firstEntry->containsChamber(MuonStationIndex::CSL)))) {
522  ATH_MSG_VERBOSE( " Special treatment of the forward region: adding fake at ip ");
523  }
524  return true;
525  }
526 
527  // in case of a single station overlap fit, calculate a global position that is more or less located at
528  // the overlap. It is used to decide on which side of the tube the fake should be produced
529  std::unique_ptr<Amg::Vector3D> overlapPos;
530  std::unique_ptr<const Amg::Vector3D> phiPos;
531  if (fitterData.numberOfSLOverlaps() > 0 || (fitterData.numberOfSmallChambers() > 0 && fitterData.numberOfLargeChambers() > 0)) {
532  // in case of SL overlaps, pass average position of the two segments
533  // overlapPos = new Amg::Vector3D( 0.5*(fitterData.firstEntry->etaHits().front()->globalPosition() +
534  // fitterData.secondEntry->etaHits().front()->globalPosition()) );
535  overlapPos = std::make_unique<Amg::Vector3D>(1., 1., 1.);
536  double phi = fitterData.avePhi;
537  double theta = fitterData.secondEntry->etaHits().front()->globalPosition().theta();
538  if (m_cosmics) {
539  if (fitterData.firstEntry->hasSLOverlap()) {
540  theta = fitterData.firstEntry->entryPars().momentum().theta();
541  phi = fitterData.firstEntry->entryPars().momentum().phi();
542  } else {
543  theta = fitterData.secondEntry->entryPars().momentum().theta();
544  phi = fitterData.secondEntry->entryPars().momentum().phi();
545  }
546  }
547  Amg::setThetaPhi(*overlapPos, theta, phi);
548 
549  if (fitterData.startPars) {
550  phiPos = std::make_unique<Amg::Vector3D>(fitterData.startPars->momentum());
551  } else {
552  phiPos = std::make_unique<Amg::Vector3D>(*overlapPos);
553  }
554 
555  if (msgLvl(MSG::VERBOSE)) {
556  if (fitterData.numberOfSLOverlaps() > 0) {
557  if (fitterData.stations.size() == 1)
558  msg(MSG::VERBOSE) << " one station fit with SL overlap, using overlapPos " << *overlapPos << endmsg;
559  else
560  msg(MSG::VERBOSE) << " multi station fit with SL overlap, using overlapPos " << *overlapPos << endmsg;
561  } else if (fitterData.numberOfSmallChambers() > 0 && fitterData.numberOfLargeChambers() > 0) {
562  msg(MSG::VERBOSE) << " multi station fit, SL overlap not in same station, using overlapPos " << *overlapPos << endmsg;
563  } else
564  ATH_MSG_WARNING(" Unknown overlap type ");
565  }
566  }
567  // add fake phi hit on first and last measurement
568  if (fitterData.phiHits.empty()) {
569  const MuPatSegment* segInfo1 = dynamic_cast<const MuPatSegment*>(fitterData.firstEntry);
570  const MuPatSegment* segInfo2 = dynamic_cast<const MuPatSegment*>(fitterData.secondEntry);
571  if (segInfo1 && segInfo2 && fitterData.stations.size() == 1 && fitterData.numberOfSLOverlaps() == 1) {
572  // only perform SL overlap fit for MDT segments
573  Identifier chId = m_edmHelperSvc->chamberId(*segInfo1->segment);
574  if (!m_idHelperSvc->isMdt(chId)) return false;
575 
576  ATH_MSG_VERBOSE(" Special treatment for tracks with one station, a SL overlap and no phi hits ");
577 
578  IMuonSegmentInOverlapResolvingTool::SegmentMatchResult result =
579  m_overlapResolver->matchResult(ctx, *segInfo1->segment, *segInfo2->segment);
580 
581  if (!result.goodMatch()) {
582  ATH_MSG_VERBOSE(" Match failed ");
583  return false;
584  }
585  // create a track parameter for the segment
586  double locx1 = result.segmentResult1.positionInTube1;
587  double locy1 =
588  segInfo1->segment->localParameters().contains(Trk::locY) ? segInfo1->segment->localParameters()[Trk::locY] : 0.;
589  Trk::AtaPlane segPars1(locx1, locy1, result.phiResult.segmentDirection1.phi(), result.phiResult.segmentDirection1.theta(),
590  0., segInfo1->segment->associatedSurface());
591  // ownership retained, original code deleted exPars1
592  std::unique_ptr<Trk::TrackParameters> exPars1 = m_propagator->propagate(ctx,
593  segPars1, fitterData.measurements.front()->associatedSurface(), Trk::anyDirection,
594  false, m_magFieldProperties);
595  if (exPars1) {
596  Amg::Vector3D position = exPars1->position();
597  std::unique_ptr<Trk::MeasurementBase> fake =
598  createFakePhiForMeasurement(*fitterData.measurements.front(), &position, nullptr, 10.);
599  if (fake) {
600  fitterData.phiHits.push_back(fake.get());
601  fitterData.measurements.insert(fitterData.measurements.begin(), fake.get());
602  fitterData.firstLastMeasurements.insert(fitterData.firstLastMeasurements.begin(), fake.get());
603  fitterData.garbage.push_back(std::move(fake));
604  }
605  } else {
606  ATH_MSG_WARNING(" failed to create fake for first segment ");
607  return false;
608  }
609  double locx2 = result.segmentResult2.positionInTube1;
610  double locy2 =
611  segInfo2->segment->localParameters().contains(Trk::locY) ? segInfo2->segment->localParameters()[Trk::locY] : 0.;
612  Trk::AtaPlane segPars2(locx2, locy2, result.phiResult.segmentDirection2.phi(), result.phiResult.segmentDirection2.theta(),
613  0., segInfo2->segment->associatedSurface());
614  // ownership retained
615  auto exPars2 = m_propagator->propagate(ctx,
616  segPars2, fitterData.measurements.back()->associatedSurface(), Trk::anyDirection,
617  false, m_magFieldProperties);
618  if (exPars2) {
619  Amg::Vector3D position = exPars2->position();
620  std::unique_ptr<Trk::MeasurementBase> fake =
621  createFakePhiForMeasurement(*fitterData.measurements.back(), &position, nullptr, 10.);
622  if (fake) {
623  fitterData.phiHits.push_back(fake.get());
624  fitterData.measurements.push_back(fake.get());
625  fitterData.firstLastMeasurements.push_back(fake.get());
626  fitterData.garbage.push_back(std::move(fake));
627  }
628  } else {
629  ATH_MSG_WARNING(" failed to create fake for second segment ");
630  return false;
631  }
632  } else if (nphiConstraints == 0 || (fitterData.stations.size() == 1) ||
633  (nphiConstraints == 1 && fitterData.numberOfSLOverlaps() == 0 && fitterData.numberOfSmallChambers() > 0 &&
634  fitterData.numberOfLargeChambers() > 0)) {
635  {
636  std::unique_ptr<Trk::MeasurementBase> fake = createFakePhiForMeasurement(*fitterData.measurements.front(),
637  overlapPos.get(), phiPos.get(), 100.);
638  if (fake) {
639  fitterData.phiHits.push_back(fake.get());
640  fitterData.measurements.insert(fitterData.measurements.begin(), fake.get());
641  fitterData.firstLastMeasurements.insert(fitterData.firstLastMeasurements.begin(), fake.get());
642  fitterData.garbage.push_back(std::move(fake));
643  }
644 
645  }
646  {
647  std::unique_ptr<Trk::MeasurementBase> fake = createFakePhiForMeasurement(*fitterData.measurements.back(),
648  overlapPos.get(), phiPos.get(), 100.);
649  if (fake) {
650  fitterData.phiHits.push_back(fake.get());
651  fitterData.measurements.push_back(fake.get());
652  fitterData.firstLastMeasurements.push_back(fake.get());
653  fitterData.garbage.push_back(std::move(fake));
654  }
655  }
656 
657  } else if (fitterData.numberOfSLOverlaps() == 1) {
658  // there is one overlap, add the fake in the station without the overlap
659  ATH_MSG_VERBOSE(" Special treatment for tracks with one SL overlap and no phi hits ");
660 
662  SLStationMap::iterator it = fitterData.smallLargeChambersPerStation.begin();
663  SLStationMap::iterator it_end = fitterData.smallLargeChambersPerStation.end();
664  for (; it != it_end; ++it) {
665  if (it->second.first && it->second.second) {
666  overlapStation = it->first;
667  break;
668  }
669  }
670  if (overlapStation == MuonStationIndex::StUnknown) {
671  ATH_MSG_WARNING(" unexpected condition, unknown station type ");
672  return false;
673  }
674 
675  Identifier firstId = m_edmHelperSvc->getIdentifier(*fitterData.measurements.front());
676  if (!firstId.is_valid()) {
677  ATH_MSG_WARNING(" unexpected condition, first measurement has no identifier ");
678  return false;
679  }
680  MuonStationIndex::StIndex firstSt = m_idHelperSvc->stationIndex(firstId);
681  if (overlapStation == firstSt) {
682  ATH_MSG_VERBOSE(" Adding fake in same station as overlap ");
683 
684  // create pseudo at end of track
685  std::unique_ptr<Trk::MeasurementBase> fake = createFakePhiForMeasurement(*fitterData.measurements.back(),
686  overlapPos.get(), phiPos.get(), 100.);
687  if (fake) {
688  fitterData.phiHits.push_back(fake.get());
689  fitterData.measurements.push_back(fake.get());
690  fitterData.firstLastMeasurements.push_back(fake.get());
691  fitterData.garbage.push_back(std::move(fake));
692  }
693  } else {
694  ATH_MSG_VERBOSE(" Adding fake in other station as overlap ");
695  // create pseudo at begin of track
696  std::unique_ptr<Trk::MeasurementBase> fake = createFakePhiForMeasurement(*fitterData.measurements.front(),
697  overlapPos.get(), phiPos.get(), 100.);
698  if (fake) {
699  fitterData.phiHits.push_back(fake.get());
700  fitterData.measurements.insert(fitterData.measurements.begin(), fake.get());
701  fitterData.firstLastMeasurements.insert(fitterData.firstLastMeasurements.begin(), fake.get());
702  fitterData.garbage.push_back(std::move(fake));
703  }
704  }
705 
706  } else {
707  ATH_MSG_WARNING(" unexpected condition, cannot create fakes ");
708  return false;
709  }
710  } else {
711  // calculate distance between first phi/eta hit and last phi/eta hit
712  double distFirstEtaPhi =
713  (fitterData.measurements.front()->globalPosition() - fitterData.phiHits.front()->globalPosition()).mag();
714  double distLastEtaPhi = (fitterData.measurements.back()->globalPosition() - fitterData.phiHits.back()->globalPosition()).mag();
715 
716  // if there is one phi, use its phi + IP constraint to calculate position of fake
717  if (!overlapPos && m_seedWithAvePhi) {
718  phiPos = std::make_unique<Amg::Vector3D>(fitterData.phiHits.back()->globalPosition());
719  ATH_MSG_VERBOSE(" using pointing constraint to calculate fake phi hit ");
720  }
721 
722  // create a fake on the first and/or last MDT measurement if not near phi hits
723  const Trk::Surface *firstmdtsurf = nullptr, *lastmdtsurf = nullptr;
724  const Trk::TrackParameters *lastmdtpar = nullptr;
725  int indexfirst = 0, indexlast = (int)fitterData.measurements.size();
726  MuPatHitCit hitit = fitterData.hitList.begin();
727  for (; hitit != fitterData.hitList.end(); hitit++) {
728  if ((**hitit).info().measuresPhi) break;
729  if ((**hitit).info().type == MuPatHit::MDT || (**hitit).info().type == MuPatHit::sTGC) {
730  firstmdtsurf = &(**hitit).measurement().associatedSurface();
731  break;
732  }
733  indexfirst++;
734  }
735  hitit = fitterData.hitList.end();
736  hitit--;
737  for (; hitit != fitterData.hitList.begin(); hitit--) {
738  if ((**hitit).info().measuresPhi) break;
739  if ((**hitit).info().type == MuPatHit::MDT) {
740  lastmdtsurf = &(**hitit).measurement().associatedSurface();
741  lastmdtpar = &(**hitit).parameters();
742  break;
743  }
744  indexlast--;
745  }
748  indexlast = std::max(indexlast, 0);
749  bool phifromextrapolation = false;
750  if (!fitterData.secondEntry->phiHits().empty() || !fitterData.firstEntry->phiHits().empty()) phifromextrapolation = true;
751 
752  const Trk::Surface *firstphisurf = nullptr, *lastphisurf = nullptr;
753  Amg::Vector3D firstphinormal{Amg::Vector3D::Zero()}, lastphinormal{Amg::Vector3D::Zero()};
754  if (!fitterData.phiHits.empty()) {
755  firstphisurf = &fitterData.phiHits.front()->associatedSurface();
756  lastphisurf = &fitterData.phiHits.back()->associatedSurface();
757  firstphinormal = firstphisurf->normal();
758  lastphinormal = lastphisurf->normal();
759  if (firstphinormal.dot(startpar.momentum()) < 0) firstphinormal = -firstphinormal;
760  if (lastphinormal.dot(startpar.momentum()) < 0) lastphinormal = -lastphinormal;
761  }
762  if (lastmdtsurf && (!firstphisurf || (lastmdtsurf->center() - lastphisurf->center()).dot(lastphinormal) > 1000)) {
763  ATH_MSG_VERBOSE(" Adding fake at last hit: dist first phi/first eta " << distFirstEtaPhi << " dist last phi/last eta "
764  << distLastEtaPhi);
765  std::unique_ptr<Trk::MeasurementBase> fake{};
766  if (fitterData.secondEntry->hasSLOverlap() || phifromextrapolation) {
767  // this scope manages lifetime of mdtpar
768  std::unique_ptr<Trk::TrackParameters> mdtpar{};
769  if (fitterData.secondEntry->hasSLOverlap()){
770  mdtpar = lastmdtpar->uniqueClone();
771  } else {
772  mdtpar = m_propagator->propagateParameters(ctx, startpar, *lastmdtsurf,
774  }
775  if (mdtpar) {
776  Amg::MatrixX cov(1, 1);
777  cov(0, 0) = 100.;
778  fake = std::make_unique<Trk::PseudoMeasurementOnTrack>(
780  std::move(cov),
781  mdtpar->associatedSurface());
782 
783  }
784  } else {
785  fake = createFakePhiForMeasurement(*fitterData.measurements.back(), overlapPos.get(), phiPos.get(), 10.);
786  }
787  if (fake) {
788  fitterData.phiHits.push_back(fake.get());
789  fitterData.measurements.insert(fitterData.measurements.begin() + indexlast, fake.get());
790  fitterData.firstLastMeasurements.push_back(fake.get());
791  fitterData.garbage.push_back(std::move(fake));
792  }
793  }
794 
795  if (firstmdtsurf && (!firstphisurf || (firstmdtsurf->center() - firstphisurf->center()).dot(firstphinormal) < -1000)) {
796  ATH_MSG_VERBOSE(" Adding fake at first hit: dist first phi/first eta " << distFirstEtaPhi << " dist last phi/last eta "
797  << distLastEtaPhi);
798  std::unique_ptr<Trk::MeasurementBase> fake{};
799  if (phifromextrapolation) {
800  // lifetime of mdtpar managed here
801  auto mdtpar = m_propagator->propagateParameters(ctx, startpar,
802  *firstmdtsurf, Trk::oppositeMomentum, false, m_magFieldProperties);
803  if (mdtpar) {
804  Amg::MatrixX cov(1, 1);
805  cov(0, 0) = 100.;
806  fake = std::make_unique<Trk::PseudoMeasurementOnTrack>(
808  std::move(cov),
809  mdtpar->associatedSurface());
810  }
811  } else{
812  fake = createFakePhiForMeasurement(*fitterData.measurements.front(), overlapPos.get(), phiPos.get(), 100.);
813  }
814  if (fake) {
815  fitterData.phiHits.insert(fitterData.phiHits.begin(), fake.get());
816  fitterData.measurements.insert(fitterData.measurements.begin() + indexfirst, fake.get());
817  fitterData.firstLastMeasurements.insert(fitterData.firstLastMeasurements.begin(), fake.get());
818  fitterData.garbage.push_back(std::move(fake));
819  }
820  }
821  }
822  return true;
823  }

◆ cleanAndEvaluateTrack()

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::cleanAndEvaluateTrack ( const EventContext &  ctx,
Trk::Track track,
const std::set< Identifier > &  excludedChambers 
) const
private

clean and evaluate the track,

Returns
0 if Track does not forfill criteria, a unique_ptr otherwise (could be to a track which is the same as the current)

Definition at line 1839 of file MooTrackFitter.cxx.

1840  {
1841  // preselection to get ride of really bad tracks
1842  if (!m_edmHelperSvc->goodTrack(track, m_preCleanChi2Cut)) {
1843  ATH_MSG_DEBUG(" Track rejected due to large chi2" << std::endl << m_printer->print(track));
1844  return nullptr;
1845  }
1846 
1847  // perform cleaning of track
1848  std::unique_ptr<Trk::Track> cleanTrack;
1849  if (excludedChambers.empty())
1850  cleanTrack = m_cleaner->clean(track, ctx);
1851  else {
1852  ATH_MSG_DEBUG(" Cleaning with exclusion list " << excludedChambers.size());
1853  cleanTrack = m_cleaner->clean(track, excludedChambers, ctx);
1854  }
1855  if (!cleanTrack) {
1856  ATH_MSG_DEBUG(" Cleaner returned a zero pointer, reject track ");
1857  return nullptr;
1858  }
1859 
1860  // selection to get ride of bad tracks after cleaning
1861  if (!m_edmHelperSvc->goodTrack(*cleanTrack, m_chi2Cut)) {
1862  ATH_MSG_DEBUG(" Track rejected after cleaning " << std::endl << m_printer->print(*cleanTrack));
1863  return nullptr;
1864  }
1865 
1866  ATH_MSG_DEBUG(" Track passed selection after cleaning! ");
1867  return cleanTrack;
1868  }

◆ cleanEntry()

void Muon::MooTrackFitter::cleanEntry ( const MuPatCandidateBase entry,
std::set< Identifier > &  removedIdentifiers 
) const
private

Definition at line 1879 of file MooTrackFitter.cxx.

1879  {
1880  // if segment entry use segment directly
1881  const MuPatSegment* segEntry = dynamic_cast<const MuPatSegment*>(&entry);
1882  if (segEntry && segEntry->segment) {
1883  if (entry.hasSmallChamber() && entry.hasLargeChamber()) {
1884  ATH_MSG_DEBUG(" Segment with SL overlap, cannot perform cleaning ");
1885  } else {
1886  cleanSegment(*segEntry->segment, removedIdentifiers);
1887  }
1888  }
1889  }

◆ cleanPhiHits()

bool Muon::MooTrackFitter::cleanPhiHits ( const EventContext &  ctx,
double  momentum,
FitterData phiHits,
const PrepVec patternPhiHits 
) const
private

clean phi hits, returns true if anything happened during the cleaning

do not add CSCs as they really should be on a segment

Definition at line 1686 of file MooTrackFitter.cxx.

1687  {
1688  ATH_MSG_VERBOSE(" cleaning phi hits ");
1689 
1690  MeasVec& phiHits = fitterData.phiHits;
1691 
1692  // copy phi ROTs into vector, split up competing ROTs
1693  std::vector<const Trk::RIO_OnTrack*> rots;
1694  std::vector<std::unique_ptr<const Trk::RIO_OnTrack>> rotsNSW; // hack as the phi hit cleaning does not work for NSW hits
1695  std::set<Identifier> ids;
1696  std::set<MuonStationIndex::StIndex> stations;
1697  rots.reserve(phiHits.size() + 5);
1698 
1699  for (const Trk::MeasurementBase* hit : phiHits) {
1700  const Trk::RIO_OnTrack* rot = dynamic_cast<const Trk::RIO_OnTrack*>(hit);
1701  if (rot) {
1702  if (m_idHelperSvc->issTgc(rot->identify())) {
1703  rotsNSW.push_back(rot->uniqueClone());
1704  continue;
1705  }
1706  rots.push_back(rot);
1707  ids.insert(rot->identify());
1708  continue;
1709  }
1710  const CompetingMuonClustersOnTrack* crot = dynamic_cast<const CompetingMuonClustersOnTrack*>(hit);
1711  if (crot) {
1712  for (const MuonClusterOnTrack* mit : crot->containedROTs()) {
1713  rots.push_back(mit);
1714  ids.insert(mit->identify());
1715  MuonStationIndex::StIndex stIndex = m_idHelperSvc->stationIndex(mit->identify());
1716  stations.insert(stIndex);
1717  }
1718  } else {
1719  ATH_MSG_WARNING(" phi hits should be ROTs or competing ROTs! Dropping hit ");
1720  }
1721  }
1722 
1723  if (rots.empty()) return false;
1724 
1725  if (rots.size() > m_phiHitsMax) {
1726  ATH_MSG_DEBUG(" too many phi hits, not running cleaning " << rots.size());
1727  return true;
1728  }
1729 
1730  if (msgLvl(MSG::VERBOSE)) {
1731  msg(MSG::VERBOSE) << " contained phi hits ";
1732  for (const Trk::RIO_OnTrack* rit : rots) { msg(MSG::DEBUG) << std::endl << " " << m_printer->print(*rit); }
1733  msg(MSG::DEBUG) << endmsg;
1734  }
1735 
1736  // if available, extract additional phi hits from the road that were not on the entries
1737  std::vector<const Trk::PrepRawData*> roadPhiHits;
1738  std::copy_if(patternPhiHits.begin(), patternPhiHits.end(), std::back_inserter(roadPhiHits), [&ids, this](const Trk::PrepRawData* prd){
1739  return !(ids.count(prd->identify()) ||
1741  m_idHelperSvc->isCsc(prd->identify()) || m_idHelperSvc->issTgc(prd->identify()));
1742  });
1743 
1744 
1745  if (roadPhiHits.size() + rots.size() > m_phiHitsMax) {
1746  ATH_MSG_VERBOSE(" too many pattern phi hits, not adding any " << roadPhiHits.size());
1747  roadPhiHits.clear(); // cleaning road hits as we do not want to add them but we do want to clean
1748  }
1749  if (msgLvl(MSG::VERBOSE)) {
1750  if (!roadPhiHits.empty()) {
1751  msg(MSG::VERBOSE) << " additional pattern phi hits " << std::endl;
1752  std::vector<const Trk::PrepRawData*>::const_iterator pit = roadPhiHits.begin();
1753  std::vector<const Trk::PrepRawData*>::const_iterator pit_end = roadPhiHits.end();
1754  for (; pit != pit_end; ++pit) {
1755  msg(MSG::DEBUG) << " " << m_printer->print(**pit);
1756  if (pit + 1 != pit_end)
1757  msg(MSG::DEBUG) << std::endl;
1758  else
1759  msg(MSG::DEBUG) << endmsg;
1760  }
1761  }
1762  }
1763 
1764  std::vector<std::unique_ptr<const Trk::MeasurementBase>> newMeasurements{m_phiHitSelector->select_rio(momentum, rots, roadPhiHits)};
1765 
1766  newMeasurements.insert(newMeasurements.end(),
1767  std::make_move_iterator(rotsNSW.begin()),
1768  std::make_move_iterator(rotsNSW.end()));
1769 
1770  ATH_MSG_VERBOSE(" selected phi hits " << newMeasurements.size());
1771 
1772  if (newMeasurements.empty()) {
1773  ATH_MSG_DEBUG(" empty list of phi hits return from phi hit selector: input size " << phiHits.size());
1774  return false;
1775  }
1776 
1777  // require the new hits to be within a certain distance of the hits already on the track candidate
1778  DistanceAlongParameters distAlongPars;
1779  constexpr double maxDistCut = 800.;
1780  std::vector<const Trk::MeasurementBase*> measurementsToBeAdded{};
1781  measurementsToBeAdded.reserve(newMeasurements.size());
1782  for (std::unique_ptr<const Trk::MeasurementBase>& meas : newMeasurements) {
1783  const Identifier id = m_edmHelperSvc->getIdentifier(*meas);
1784  if (!id.is_valid()) {
1785  ATH_MSG_WARNING(" Phi measurement without valid Identifier! ");
1786  continue;
1787  }
1788  ATH_MSG_VERBOSE(" Test phi hit - " << m_printer->print(*meas));
1789  // only add hits if the hitList is not empty so we can calculate the distance of the new hit to the first and last hit on the
1790  // track
1791  if (fitterData.hitList.empty()) {
1792  ATH_MSG_VERBOSE(" discarding phi hit due to empty hitList ");
1793  break;
1794  }
1795 
1796  // calculate the distance of the phi hit to the first hit. If the phi hit lies before the first hit,
1797  // remove the hit if the distance is too large
1798  double dist = distAlongPars(fitterData.hitList.front()->parameters(), *meas);
1799  if (dist < -maxDistCut) {
1800  ATH_MSG_VERBOSE(" discarded phi hit, distance to first hit too large " << dist);
1801  continue;
1802  }
1803 
1804  // calculate the distance of the phi hit to the last hit. If the phi hit lies after the last hit,
1805  // remove the hit if the distance is too large
1806  double distBack = distAlongPars(fitterData.hitList.back()->parameters(), *meas);
1807  if (distBack > maxDistCut) {
1808  ATH_MSG_VERBOSE(" discarded phi hit, distance to last hit too large " << distBack);
1809  continue;
1810  }
1811 
1812  ATH_MSG_VERBOSE(" new phi hit, distance from start pars " << dist << " distance to last pars " << distBack);
1813 
1814  measurementsToBeAdded.push_back(meas.get());
1815  fitterData.garbage.push_back(std::move(meas));
1816  }
1817 
1818  // now remove all previous phi hits and replace them with the new ones
1819 
1820  for (const Trk::MeasurementBase* hit : phiHits) {
1821  ATH_MSG_VERBOSE(" Remove phi measurement " << m_printer->print(*hit));
1822  m_hitHandler->remove(*hit, fitterData.hitList);
1823 
1824  }
1825 
1826  // add the new phi hits to the hit list
1827  if (!measurementsToBeAdded.empty()) {
1828  ATH_MSG_VERBOSE(" adding measurements "<<std::endl<<m_printer->print(measurementsToBeAdded));
1829  MuPatHitList newHitList;
1830  m_hitHandler->create(ctx, fitterData.firstEntry->entryPars(), measurementsToBeAdded, newHitList);
1831  fitterData.hitList = m_hitHandler->merge(newHitList, fitterData.hitList);
1832  }
1833 
1834  ATH_MSG_VERBOSE(" done cleaning ");
1835 
1836  return true;
1837  }

◆ cleanSegment()

void Muon::MooTrackFitter::cleanSegment ( const MuonSegment seg,
std::set< Identifier > &  removedIdentifiers 
) const
private

Definition at line 1891 of file MooTrackFitter.cxx.

1891  {
1893  /* ******** Mdt hits ******** */
1894 
1895  const MuonGM::MdtReadoutElement* detEl = nullptr;
1896 
1897  Amg::Transform3D gToStation{Amg::Transform3D::Identity()};
1898 
1899 
1900  float tubeRadius = 14.6;
1901 
1902  ATH_MSG_DEBUG("loop through hits for segment");
1903  for ( const Trk::MeasurementBase* meas : seg.containedMeasurements()) {
1904  const MdtDriftCircleOnTrack* mdt = dynamic_cast<const MdtDriftCircleOnTrack*>(meas);
1905 
1906  if (!mdt) { continue; }
1907  Identifier id = mdt->identify();
1908  if (!detEl) {
1909  detEl = mdt->prepRawData()->detectorElement();
1910  gToStation = detEl->GlobalToAmdbLRSTransform();
1911  }
1912  if (!detEl) {
1913  ATH_MSG_WARNING(" error aborting not detEl found ");
1914  break;
1915  }
1916 
1917  ATH_MSG_DEBUG("detector element of station type " << detEl->getStationType());
1918  tubeRadius = detEl->innerTubeRadius();
1919 
1920  // calculate local AMDB position
1921  Amg::Vector3D LocVec2D = gToStation * mdt->prepRawData()->globalPosition();
1922  TrkDriftCircleMath::LocVec2D lpos(LocVec2D.y(), LocVec2D.z());
1923 
1924  double r = mdt->localParameters()[Trk::locR];
1925  double dr = Amg::error(mdt->localCovariance(), Trk::locR);
1926 
1927  // create identifier
1928  TrkDriftCircleMath::MdtId mdtid(m_idHelperSvc->mdtIdHelper().isBarrel(id), m_idHelperSvc->mdtIdHelper().multilayer(id) - 1,
1929  m_idHelperSvc->mdtIdHelper().tubeLayer(id) - 1, m_idHelperSvc->mdtIdHelper().tube(id) - 1);
1930 
1931  // create new DriftCircle
1933  TrkDriftCircleMath::DCOnTrack dcOnTrack(dc, 1., 1.);
1934  ATH_MSG_VERBOSE(" new MDT hit " << m_idHelperSvc->toString(id));
1935 
1936  dcs.push_back(dcOnTrack);
1937 
1938  }
1939 
1940  double angleYZ = seg.localDirection().angleYZ();
1941  const Amg::Vector3D lpos = gToStation * seg.globalPosition();
1942 
1943  ATH_MSG_DEBUG(" cleaning segment " << m_printer->print(seg) << std::endl
1944  << " local parameters " << lpos.y() << " " << lpos.z() << " phi " << angleYZ << " with "
1945  << dcs.size() << " hits ");
1946 
1947  TrkDriftCircleMath::LocVec2D segPos(lpos.y(), lpos.z());
1948  TrkDriftCircleMath::Line segPars(segPos, angleYZ);
1949 
1952  fitter.fit(segment, segPars, dcs);
1953  segment.hitsOnTrack(dcs.size());
1954  ATH_MSG_DEBUG(" segment after fit " << segment.chi2() << " ndof " << segment.ndof() << " local parameters " << segment.line().x0()
1955  << " " << segment.line().y0() << " phi " << segment.line().phi());
1956 
1957  bool hasDroppedHit = false;
1958  unsigned int dropDepth = 0;
1960  bool success = finder.dropHits(segment, hasDroppedHit, dropDepth);
1961  if (!success) {
1962  ATH_MSG_DEBUG(" drop hits failed ");
1963  return;
1964  }
1965 
1966  if (dcs.size() == segment.ndof() + 2) {
1967  ATH_MSG_DEBUG(" segment unchanges ");
1968  } else if (dcs.size() != segment.ndof() + 3) {
1969  ATH_MSG_DEBUG(" more than one hit removed, keeping old segment ");
1970  } else {
1971  ATH_MSG_DEBUG(" removed single hit, not using it in fit ");
1972 
1974  const TrkDriftCircleMath::DCOnTrackVec& matchedDCs = matchDC.match(segment.dcs());
1975 
1976  for (const TrkDriftCircleMath::DCOnTrack& dcit: matchedDCs) {
1977  if (dcit.state() == TrkDriftCircleMath::DCOnTrack::OnTrack) continue;
1978  removedIdentifiers.insert(dcit.rot()->identify());
1979  ATH_MSG_VERBOSE("Removing hit "<<m_idHelperSvc->toString(dcit.rot()->identify()));
1980  }
1981  }
1982  }

◆ corruptEntry()

bool Muon::MooTrackFitter::corruptEntry ( const MuPatCandidateBase entry) const
private

sanity check for entries

Definition at line 106 of file MooTrackFitter.cxx.

106  {
107  if (entry.hits().size() < entry.etaHits().size()) {
108  ATH_MSG_WARNING(" Corrupt Entry: more eta hits than hits! ");
109  return true;
110  }
111  if (entry.etaHits().size() < 3) { return (entry.ncscHitsEta < 2); }
112  return false;
113  }

◆ createFakePhiForMeasurement()

std::unique_ptr< Trk::MeasurementBase > Muon::MooTrackFitter::createFakePhiForMeasurement ( const Trk::MeasurementBase measurement,
const Amg::Vector3D overlapPos,
const Amg::Vector3D phiPos,
double  error 
) const
private

create fake phi hit on the surface of the give measurement

Definition at line 825 of file MooTrackFitter.cxx.

827  {
828  // check whether measuring phi
829  Identifier id = m_edmHelperSvc->getIdentifier(meas);
830  if (id == Identifier()) {
831  ATH_MSG_WARNING(" Cannot create fake phi hit from a measurement without Identifier ");
832  return nullptr;
833  }
834  // check whether phi measurement, exit if true
835  if (m_idHelperSvc->measuresPhi(id)) {
836  ATH_MSG_WARNING(" Measurement is a phi measurement! " << m_idHelperSvc->toString(id));
837  return nullptr;
838  }
839 
840 
841  // the MDT and CSC hits are ROTs
842  const Trk::RIO_OnTrack* rot = dynamic_cast<const Trk::RIO_OnTrack*>(&meas);
843  if (!rot) {
844  const CompetingMuonClustersOnTrack* crot = dynamic_cast<const CompetingMuonClustersOnTrack*>(&meas);
845  // if also to a crot we cannot create a fake phi hit
846  if (!crot || crot->containedROTs().empty()) return nullptr;
847  rot = &crot->rioOnTrack(0);
848  }
849 
850 
851 
852  // get channel length and detector element
853  const Trk::TrkDetElementBase* detEl = rot->detectorElement();
854  if (!detEl) {
855  return nullptr;
856  }
857 
858  auto [halfLengthL, halfLengthR] = getElementHalfLengths(id, detEl);
859 
860  // error
861  std::optional<Amg::Vector2D> lpos = std::nullopt;
862  if (phiPos) {
863  Amg::Vector3D dir(1., 0., 0.);
864  Amg::setThetaPhi(dir, rot->globalPosition().theta(), phiPos->phi());
866  Trk::Perigee perigee(ip, dir, 0., ip);
867 
868  // special treatment of MDTs, intersect with detector element surface instead of wire surface to avoid problem with
869  // shift of phi angle after projection into wire frame
870  const Trk::Surface& measSurf = m_idHelperSvc->isMdt(id) ? detEl->surface() : meas.associatedSurface();
871 
873  if (!intersect.valid) {
874  ATH_MSG_WARNING(" Intersect with surface failed for measurement "
875  << m_printer->print(meas) << " position " << Amg::toString(ip) << " direction: phi " << dir.phi()
876  << " theta " << dir.theta() << " seed: phi " << phiPos->phi() << " theta "
877  << rot->globalPosition().theta());
878  } else {
879  // now get central phi position on surface of segment
880  lpos = meas.associatedSurface().globalToLocal(intersect.position, 3000.);
881 
882  }
883  } else {
884  // now get central phi position on surface of segment
885  lpos = meas.associatedSurface().globalToLocal(detEl->center(), 3000.);
886  if (!lpos){
887  lpos = meas.associatedSurface().globalToLocal(meas.associatedSurface().center(), 3000.);
888  }
889 
890  }
891 
892  if (!lpos) {
893  ATH_MSG_WARNING(" No local position, cannot make fake phi hit "<<m_idHelperSvc->toString(id)<<" "<<typeid(meas).name());
894  return nullptr;
895  }
896 
897  double ly = (*lpos)[Trk::locY];
898  double halfLength = ly < 0 ? halfLengthL : halfLengthR;
899  bool shiftedPos = false;
900 
901  if (std::abs(ly) > halfLength) {
902  double lyold = ly;
903  ly = ly < 0 ? -halfLength : halfLength;
904  ATH_MSG_DEBUG(" extrapolated position outside detector, shifting it back: " << lyold << " size " << halfLength << " new pos "
905  << ly);
906  if (phiPos && std::abs(lyold) - halfLength > 1000.) {
907  ATH_MSG_DEBUG(" rejecting track ");
908  return nullptr;
909  }
910  shiftedPos = true;
911  }
912 
913  ATH_MSG_VERBOSE("Creating fake measurement using measurement " << m_printer->print(meas));
914 
915  const Trk::Surface& surf = meas.associatedSurface();
916 
917  // no overlap, put fake phi hit at center of the chamber
918  if (overlapPos) {
919  // overlap, fake hit at 100. mm from the edge, error 100./sqrt(12.)
920 
921  // transform estimate of overlap position into surface frame
922  std::optional<Amg::Vector2D> loverlapPos = surf.globalToLocal(*overlapPos, 3000.);
923  if (!loverlapPos) {
924  ATH_MSG_DEBUG(" globalToLocal failed for overlap position: " << surf.transform() * (*overlapPos));
925  // calculate position fake
926  double lyfake = halfLength - 50.;
927  if (ly < 0.) lyfake *= -1.;
928  ly = lyfake;
929  errPos = FiftyOverSqrt12;
930 
931  if (msgLvl(MSG::VERBOSE)){
932  Amg::Vector2D LocVec2D_plus(0., lyfake);
933  const Amg::Vector3D fakePos_plus = meas.associatedSurface().localToGlobal(LocVec2D_plus);
934  Amg::Vector2D LocVec2D_min(0., -lyfake);
935  const Amg::Vector3D fakePos_min = meas.associatedSurface().localToGlobal(LocVec2D_min);
936 
937  double phi_min = fakePos_min.phi();
938  double phi_plus = fakePos_plus.phi();
939  double phi_overlap = phiPos->phi();
940  ATH_MSG_VERBOSE(" fake lpos " << lyfake << " ch half length " << halfLength << " phi+ " << phi_plus << " phi- " << phi_min
941  << " phi overlap " << phi_overlap << " err " << errPos);
942  }
943 
944  } else {
945  ly = (*loverlapPos)[Trk::locY];
946  halfLength = ly < 0 ? halfLengthL : halfLengthR; // safer to redo since ly changed
947  if (std::abs(ly) > halfLength) { ly = ly < 0 ? -halfLength : halfLength; }
948  ATH_MSG_VERBOSE(" fake from overlap: lpos " << ly << " ch half length " << halfLength << " overlapPos " << *overlapPos);
949  }
950  }
951 
953  // Error matrix
954  Amg::MatrixX cov(1, 1);
955  cov(0, 0) = errPos * errPos;
956  std::unique_ptr<Trk::PseudoMeasurementOnTrack> fake = std::make_unique<Trk::PseudoMeasurementOnTrack>(std::move(locPars),
957  std::move(cov), surf);
958 
959  if (msgLvl(MSG::DEBUG)) {
960  Amg::Vector2D LocVec2D(0., fake->localParameters().get(Trk::locY));
961  const Amg::Vector3D fakePos = meas.associatedSurface().localToGlobal(LocVec2D);
962 
963  msg(MSG::DEBUG) << MSG::DEBUG << " createFakePhiForMeasurement for: " << m_idHelperSvc->toStringChamber(id) << " locY " << ly
964  << " errpr " << errPos << " phi " << fakePos.phi() << endmsg;
965 
966  if (!shiftedPos && !overlapPos && phiPos && std::abs(phiPos->phi() - fakePos.phi()) > 0.01) {
967  Amg::Transform3D gToLocal = meas.associatedSurface().transform().inverse();
968  Amg::Vector3D locMeas = gToLocal * fake->globalPosition();
969  ATH_MSG_WARNING(" Problem calculating fake from IP seed: phi fake " << fakePos.phi() << " IP phi " << phiPos->phi()
970  << " local meas pos " << locMeas);
971  }
972  }
973  return fake;
974  }

◆ createPerigee()

std::unique_ptr< Trk::Perigee > Muon::MooTrackFitter::createPerigee ( const EventContext &  ctx,
const Trk::TrackParameters firstPars,
const Trk::MeasurementBase firstMeas 
) const

create perigee parameter to initialize fit

Definition at line 1543 of file MooTrackFitter.cxx.

1543  {
1544  // const Amg::Vector3D& firstPos = firstMeas.globalPosition();
1545 
1547  // propagate segment parameters to first measurement
1548  const Trk::TrackParameters* exPars = &firstPars;
1549  std::unique_ptr<Trk::TrackParameters> garbage;
1550  double shift = 1.;
1551  if (m_seedAtStartOfTrack) {
1552  // not sure whats going on with ownership here, so let this code take care of it
1553  garbage =
1554  m_propagator->propagate(ctx, firstPars, firstMeas.associatedSurface(), Trk::anyDirection, false, m_magFieldProperties);
1555  if (!exPars) {
1556  ATH_MSG_DEBUG(" Propagation failed in createPerigee!! ");
1557  return nullptr;
1558  }
1559  exPars = garbage.get();
1560  shift = 100.;
1561  }
1562 
1563  // small shift towards the ip
1564  double sign = exPars->position().dot(exPars->momentum()) > 0 ? 1. : -1.;
1565  perpos = exPars->position() - shift * sign * exPars->momentum().unit();
1566 
1567  // create perigee
1568  double phi = exPars->momentum().phi();
1569  double theta = exPars->momentum().theta();
1570  double qoverp = exPars->charge() / exPars->momentum().mag();
1571  if (m_slFit)
1572  qoverp = 0;
1573  else {
1574  if (!validMomentum(*exPars)) {
1575  return nullptr;
1576  }
1577  }
1578 
1579  Trk::PerigeeSurface persurf(perpos);
1580  std::unique_ptr<Trk::Perigee> perigee = std::make_unique<Trk::Perigee>(0, 0, phi, theta, qoverp, persurf);
1581 
1582  ATH_MSG_DEBUG( std::setprecision(5) << " creating perigee: phi " << phi << " theta " << theta << " q*mom "
1583  << perigee->charge() * perigee->momentum().mag() << " r " << perigee->position().perp() << " z "
1584  << perigee->position().z() << " input q*mom " << firstPars.charge() * firstPars.momentum().mag());
1585  return perigee;
1586  }

◆ createStartParameters()

void Muon::MooTrackFitter::createStartParameters ( const EventContext &  ctx,
MooTrackFitter::FitterData fitterData 
) const
private

create a perigee parameter give the input data

Definition at line 1438 of file MooTrackFitter.cxx.

1438  {
1439  // get momentum + charge from entry if available, else use MuonSegmentMomentum to estimate the momentum
1440  double qOverP = qOverPFromEntries(ctx, *fitterData.firstEntry, *fitterData.secondEntry);
1441  std::unique_ptr<Trk::Perigee> startPars{nullptr};
1442  const MuPatCandidateBase *entry1 = fitterData.firstEntry, *entry2 = fitterData.secondEntry;
1443 
1444  const MuPatTrack* trkEntry1 = dynamic_cast<const MuPatTrack*>(entry1);
1445  const MuPatTrack* trkEntry2 = dynamic_cast<const MuPatTrack*>(entry2);
1446  const MuPatSegment* seg1 = dynamic_cast<const MuPatSegment*>(entry1);
1447  const MuPatSegment* seg2 = dynamic_cast<const MuPatSegment*>(entry2);
1448 
1451  if (seg1) {
1452  dir1 = seg1->segment->globalDirection();
1453  point1 = seg1->segment->globalPosition();
1454  } else {
1455  if (trkEntry1->track().perigeeParameters()) {
1456  dir1 = trkEntry1->track().perigeeParameters()->momentum().unit();
1457  point1 = trkEntry1->track().perigeeParameters()->position();
1458  } else {
1459  return;
1460  }
1461  }
1462  if (seg2) {
1463  dir2 = seg2->segment->globalDirection();
1464  point2 = seg2->segment->globalPosition();
1465  } else {
1466  if (trkEntry2->track().perigeeParameters()) {
1467  dir2 = trkEntry2->track().perigeeParameters()->momentum().unit();
1468  point2 = trkEntry2->track().perigeeParameters()->position();
1469  } else {
1470  return;
1471  }
1472  }
1473  if (dir1.dot(point2 - point1) < 0) {
1474  std::swap(point1, point2);
1475  std::swap(dir1, dir2);
1476  entry1 = fitterData.secondEntry;
1477  entry2 = fitterData.firstEntry;
1478  trkEntry1 = dynamic_cast<const MuPatTrack*>(entry1);
1479  trkEntry2 = dynamic_cast<const MuPatTrack*>(entry2);
1480  seg1 = dynamic_cast<const MuPatSegment*>(entry1);
1481  seg2 = dynamic_cast<const MuPatSegment*>(entry2);
1482  }
1483 
1484  const MuPatCandidateBase* bestentry = entry1;
1485  double dist1 = -1, dist2 = -1;
1486  MuPatHitPtr firstphi1{nullptr}, lastphi1{nullptr}, firstphi2{nullptr}, lastphi2{nullptr};
1487 
1488  for (const MuPatHitPtr& hit : entry1->hitList()) {
1489  if (hit->info().type != MuPatHit::Pseudo && hit->info().measuresPhi) {
1490  if (!firstphi1) firstphi1 = hit;
1491  lastphi1 = hit;
1492  }
1493  }
1494  for (const MuPatHitPtr& hit : entry2->hitList()) {
1495  if (hit->info().type != MuPatHit::Pseudo && hit->info().measuresPhi) {
1496  if (!firstphi2) firstphi2 = hit;
1497  lastphi2 = hit;
1498  }
1499  }
1500  if (firstphi1) dist1 = std::abs((firstphi1->measurement().globalPosition() - lastphi1->measurement().globalPosition()).dot(dir1));
1501  if (firstphi2) dist2 = std::abs((firstphi2->measurement().globalPosition() - lastphi2->measurement().globalPosition()).dot(dir2));
1502  if (dist2 > dist1) { bestentry = entry2; }
1503  const MuPatTrack* besttrkEntry = dynamic_cast<const MuPatTrack*>(bestentry);
1504  const MuPatSegment* bestseg = dynamic_cast<const MuPatSegment*>(bestentry);
1505  if (besttrkEntry) {
1506  const Trk::TrackParameters* mdtpar = nullptr;
1507  for (DataVector<const Trk::TrackParameters>::const_iterator parit = besttrkEntry->track().trackParameters()->begin();
1508  parit != besttrkEntry->track().trackParameters()->end(); ++parit) {
1509  mdtpar = *parit;
1510  if (mdtpar) break;
1511  }
1512  if (!mdtpar) {
1513  ATH_MSG_WARNING("Failed to find valid Trackparameters on track ");
1514  return;
1515  }
1516  Amg::VectorX newpar = mdtpar->parameters(); // besttrkEntry->track().perigeeParameters()->parameters();
1517  newpar[Trk::qOverP] = qOverP;
1518  Trk::PerigeeSurface persurf(mdtpar->position());
1519  startPars = std::make_unique<Trk::Perigee>(0, 0, newpar[Trk::phi], newpar[Trk::theta], qOverP,
1520  persurf); // besttrkEntry->track().perigeeParameters()->cloneToNew(newpar);
1521  }
1522 
1523  else {
1524  Trk::PerigeeSurface persurf(bestseg->segment->globalPosition());
1525  double phi = bestseg->segment->globalDirection().phi();
1526  if ((fitterData.firstEntry->containsChamber(MuonStationIndex::CSS) ||
1527  fitterData.firstEntry->containsChamber(MuonStationIndex::CSL)) &&
1528  fitterData.secondEntry->hasSLOverlap())
1529  phi = (fitterData.hitList.back()->parameters().position() - bestseg->segment->globalPosition()).phi();
1530 
1531  double theta = bestseg->segment->globalDirection().theta();
1532  // create start parameter
1533  startPars = std::make_unique<Trk::Perigee>(0, 0, phi, theta, qOverP, persurf);
1534 
1535  }
1536  if (!startPars) {
1537  ATH_MSG_DEBUG(" failed to create perigee ");
1538  return;
1539  }
1540  fitterData.startPars = std::move(startPars);
1541  }

◆ declareGaudiProperty() [1/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty ( Gaudi::Property< T > &  hndl,
const SG::VarHandleKeyArrayType  
)
inlineprivateinherited

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

Definition at line 170 of file AthCommonDataStore.h.

172  {
173  return *AthCommonDataStore<PBASE>::declareProperty(hndl.name(),
174  hndl.value(),
175  hndl.documentation());
176 
177  }

◆ declareGaudiProperty() [2/4]

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

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

Definition at line 156 of file AthCommonDataStore.h.

158  {
159  return *AthCommonDataStore<PBASE>::declareProperty(hndl.name(),
160  hndl.value(),
161  hndl.documentation());
162 
163  }

◆ declareGaudiProperty() [3/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty ( Gaudi::Property< T > &  hndl,
const SG::VarHandleType  
)
inlineprivateinherited

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

Definition at line 184 of file AthCommonDataStore.h.

186  {
187  return *AthCommonDataStore<PBASE>::declareProperty(hndl.name(),
188  hndl.value(),
189  hndl.documentation());
190  }

◆ declareGaudiProperty() [4/4]

Gaudi::Details::PropertyBase& AthCommonDataStore< AthCommonMsg< AlgTool > >::declareGaudiProperty ( Gaudi::Property< T > &  t,
const SG::NotHandleType  
)
inlineprivateinherited

specialization for handling everything that's not a Gaudi::Property<SG::VarHandleKey> or a <SG::VarHandleKeyArray>

Definition at line 199 of file AthCommonDataStore.h.

200  {
201  return PBASE::declareProperty(t);
202  }

◆ declareProperty() [1/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( const std::string &  name,
SG::VarHandleBase hndl,
const std::string &  doc,
const SG::VarHandleType  
)
inlineinherited

Declare a new Gaudi property.

Parameters
nameName of the property.
hndlObject holding the property value.
docDocumentation string for the property.

This is the version for types that derive from SG::VarHandleBase. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 245 of file AthCommonDataStore.h.

249  {
250  this->declare(hndl.vhKey());
251  hndl.vhKey().setOwner(this);
252 
253  return PBASE::declareProperty(name,hndl,doc);
254  }

◆ declareProperty() [2/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( const std::string &  name,
SG::VarHandleKey hndl,
const std::string &  doc,
const SG::VarHandleKeyType  
)
inlineinherited

Declare a new Gaudi property.

Parameters
nameName of the property.
hndlObject holding the property value.
docDocumentation string for the property.

This is the version for types that derive from SG::VarHandleKey. The property value object is put on the input and output lists as appropriate; then we forward to the base class.

Definition at line 221 of file AthCommonDataStore.h.

225  {
226  this->declare(hndl);
227  hndl.setOwner(this);
228 
229  return PBASE::declareProperty(name,hndl,doc);
230  }

◆ declareProperty() [3/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( const std::string &  name,
SG::VarHandleKeyArray hndArr,
const std::string &  doc,
const SG::VarHandleKeyArrayType  
)
inlineinherited

Definition at line 259 of file AthCommonDataStore.h.

263  {
264 
265  // std::ostringstream ost;
266  // ost << Algorithm::name() << " VHKA declareProp: " << name
267  // << " size: " << hndArr.keys().size()
268  // << " mode: " << hndArr.mode()
269  // << " vhka size: " << m_vhka.size()
270  // << "\n";
271  // debug() << ost.str() << endmsg;
272 
273  hndArr.setOwner(this);
274  m_vhka.push_back(&hndArr);
275 
276  Gaudi::Details::PropertyBase* p = PBASE::declareProperty(name, hndArr, doc);
277  if (p != 0) {
278  p->declareUpdateHandler(&AthCommonDataStore<PBASE>::updateVHKA, this);
279  } else {
280  ATH_MSG_ERROR("unable to call declareProperty on VarHandleKeyArray "
281  << name);
282  }
283 
284  return p;
285 
286  }

◆ declareProperty() [4/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( const std::string &  name,
T &  property,
const std::string &  doc,
const SG::NotHandleType  
)
inlineinherited

Declare a new Gaudi property.

Parameters
nameName of the property.
propertyObject holding the property value.
docDocumentation string for the property.

This is the generic version, for types that do not derive from SG::VarHandleKey. It just forwards to the base class version of declareProperty.

Definition at line 333 of file AthCommonDataStore.h.

337  {
338  return PBASE::declareProperty(name, property, doc);
339  }

◆ declareProperty() [5/6]

Gaudi::Details::PropertyBase* AthCommonDataStore< AthCommonMsg< AlgTool > >::declareProperty ( const std::string &  name,
T &  property,
const std::string &  doc = "none" 
)
inlineinherited

Declare a new Gaudi property.

Parameters
nameName of the property.
propertyObject holding the property value.
docDocumentation string for the property.

This dispatches to either the generic declareProperty or the one for VarHandle/Key/KeyArray.

Definition at line 352 of file AthCommonDataStore.h.

355  {
356  typedef typename SG::HandleClassifier<T>::type htype;
357  return declareProperty (name, property, doc, htype());
358  }

◆ declareProperty() [6/6]

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

Definition at line 145 of file AthCommonDataStore.h.

145  {
146  typedef typename SG::HandleClassifier<T>::type htype;
148  }

◆ 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; }

◆ evtStore() [1/2]

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; }

◆ evtStore() [2/2]

const ServiceHandle<StoreGateSvc>& AthCommonDataStore< AthCommonMsg< AlgTool > >::evtStore ( ) const
inlineinherited

The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 90 of file AthCommonDataStore.h.

90 { return m_evtStore; }

◆ extractData() [1/2]

bool Muon::MooTrackFitter::extractData ( const MuPatCandidateBase entry1,
const MuPatCandidateBase entry2,
MooTrackFitter::FitterData fitterData 
) const
private

extract all information needed for the fit from the track

Definition at line 326 of file MooTrackFitter.cxx.

327  {
328  // sanity checks on the entries
329  if (corruptEntry(entry1)) {
330  ATH_MSG_DEBUG(" corrupt first entry, cannot perform fit: eta hits " << entry1.etaHits().size());
331  return false;
332  }
333  if (corruptEntry(entry2)) {
334  ATH_MSG_DEBUG(" corrupt second entry, cannot perform fit: eta hits " << entry2.etaHits().size());
335  return false;
336  }
337  // are we in the endcap region?
338  bool isEndcap = entry1.hasEndcap() || entry2.hasEndcap();
339 
340 
341  // measurement sorting function
342  SortMeasurementsByPosition sortMeasurements(isEndcap);
343 
344  bool entry1IsFirst = sortMeasurements(entry1.hits().front(), entry2.hits().front());
345  if (m_cosmics) {
346  DistanceToPars distToPars(&entry1.entryPars());
347  double distToSecond = distToPars(entry2.entryPars().position());
348  if (distToSecond < 0) entry1IsFirst = false;
349  ATH_MSG_DEBUG(" first entry dir " << Amg::toString(entry1.entryPars().momentum())
350  << " pos " << Amg::toString(entry1.entryPars().position()) << " second "
351  << Amg::toString(entry2.entryPars().position()) << " dist " << distToSecond);
352  }
353  const MuPatCandidateBase& firstEntry = entry1IsFirst ? entry1 : entry2;
354  const MuPatCandidateBase& secondEntry = entry1IsFirst ? entry2 : entry1;
355 
356  fitterData.firstEntry = &firstEntry;
357  fitterData.secondEntry = &secondEntry;
358 
359  // check whether we are dealing with a track or a segment
360  if (dynamic_cast<const MuPatTrack*>(fitterData.firstEntry)) {
361  fitterData.firstIsTrack = true;
362  fitterData.firstHasMomentum = fitterData.firstEntry->hasMomentum();
363  }
364  if (dynamic_cast<const MuPatTrack*>(fitterData.secondEntry)) {
365  fitterData.secondIsTrack = true;
366  fitterData.secondHasMomentum = fitterData.secondEntry->hasMomentum();
367  }
368  // merge hitLists and add them to the fitterData
369  fitterData.hitList = m_hitHandler->merge(entry1.hitList(), entry2.hitList());
370 
371  bool usePrecise = m_usePreciseHits || (fitterData.firstHasMomentum || fitterData.secondHasMomentum);
372  if (msgLvl(MSG::DEBUG)) {
373  msg(MSG::DEBUG) << MSG::DEBUG << " entering fitter: etaHits, first entry: ";
374  if (fitterData.firstIsTrack)
375  msg(MSG::DEBUG) << " track ";
376  else
377  msg(MSG::DEBUG) << " segment ";
378  msg(MSG::DEBUG) << fitterData.firstEntry->etaHits().size() << std::endl
379  << m_hitHandler->print(fitterData.firstEntry->hitList()) << std::endl
380  << " second entry: ";
381  if (fitterData.secondIsTrack)
382  msg(MSG::DEBUG) << " track ";
383  else
384  msg(MSG::DEBUG) << " segment ";
385  msg(MSG::DEBUG) << fitterData.secondEntry->etaHits().size() << std::endl
386  << m_hitHandler->print(fitterData.secondEntry->hitList()) << endmsg;
387  }
388 
389  if (msgLvl(MSG::DEBUG)) {
390  msg(MSG::DEBUG) << MSG::DEBUG << " merged hit lists, new list size: " << fitterData.hitList.size();
391  if (usePrecise) msg(MSG::DEBUG) << " using precise errors" << endmsg;
392  if (msgLvl(MSG::VERBOSE)) msg(MSG::DEBUG) << std::endl << m_hitHandler->print(fitterData.hitList);
393  msg(MSG::DEBUG) << endmsg;
394  }
395 
396  return extractData(fitterData, usePrecise);
397  }

◆ extractData() [2/2]

bool Muon::MooTrackFitter::extractData ( MooTrackFitter::FitterData fitterData,
bool  usePreciseHits 
) const
private

extract all information from the HitList of a FitterData object

Definition at line 399 of file MooTrackFitter.cxx.

399  {
400  ATH_MSG_DEBUG(" extracting hits from hit list, using " << (usePreciseHits ? "precise measurements" : "broad measurements"));
401 
402  MuPatHitList& hitList = fitterData.hitList;
403  // make sure the vector is sufficiently large
404  unsigned int nhits = hitList.size();
405 
406  fitterData.measurements.clear();
407  fitterData.firstLastMeasurements.clear();
408  fitterData.etaHits.clear();
409  fitterData.phiHits.clear();
410  fitterData.measurements.reserve(nhits);
411  fitterData.firstLastMeasurements.reserve(nhits);
412 
413  if (usePreciseHits && fitterData.startPars) removeSegmentOutliers(fitterData);
414 
417  bool currentMeasPhi = false;
418  MuPatHitPtr previousHit{nullptr};
419 
420  // loop over hit list
421  for (const MuPatHitPtr& hit : hitList) {
422  const Identifier& id = hit->info().id;
423  if (hit->info().status != MuPatHit::OnTrack || !id.is_valid()) {
424  ATH_MSG_VERBOSE("Discard outlier "<<m_idHelperSvc->toString(id));
425  continue;
426  }
427  // in theory, there are only MuPatHit objects for MS hits
428  if (!m_idHelperSvc->isMuon(id)) {
429  ATH_MSG_WARNING("given Identifier " << id.get_compact() << " (" << m_idHelperSvc->toString(id)
430  << ") is not a muon Identifier, continuing");
431  continue;
432  }
433 
434  MuonStationIndex::ChIndex chIndex = m_idHelperSvc->chamberIndex(id);
436  fitterData.stations.insert(stIndex);
437 
438  if (firstStation == MuonStationIndex::StUnknown) {
439  firstStation = stIndex;
440  }
441 
442  const bool measuresPhi = hit->info().measuresPhi;
443 
444  if (!m_idHelperSvc->isTgc(id) && !measuresPhi) {
445  const bool isSmall = m_idHelperSvc->isSmallChamber(id);
446  SmallLargeChambers& stCount = fitterData.smallLargeChambersPerStation[stIndex];
447  stCount.first += isSmall;
448  stCount.second += !isSmall;
449  }
450 
451  bool isEndcap = m_idHelperSvc->isEndcap(id);
452  fitterData.hasEndcap |= isEndcap;
453  fitterData.hasBarrel |= !isEndcap;
454 
455  const Trk::MeasurementBase* meas = usePreciseHits ? &hit->preciseMeasurement() : &hit->broadMeasurement();
456 
457  // special treatment of hits in first stations on the track to stabalise the track fit
458  if (!usePreciseHits && m_preciseFirstStation) { meas = &hit->preciseMeasurement(); }
459 
460  if (measuresPhi)
461  fitterData.phiHits.push_back(meas);
462  else
463  fitterData.etaHits.push_back(meas);
464 
465  if (msgLvl(MSG::DEBUG)) {
466  double rDrift = meas->localParameters()[Trk::locR];
467  double rError = Amg::error(meas->localCovariance(), Trk::locR);
468  if (usePreciseHits && m_idHelperSvc->isMdt(id) && std::abs(rDrift) < 0.01 && rError > 4.) {
469  ATH_MSG_WARNING(" MDT hit error broad but expected precise error ");
470  }
471  }
472 
473  fitterData.measurements.push_back(meas);
474 
475  if (!measuresPhi && m_idHelperSvc->isTrigger(id)) continue;
476 
477  if (!previousHit) {
478  currentChIndex = chIndex;
479  currentMeasPhi = measuresPhi;
480  fitterData.firstLastMeasurements.push_back(&hit->broadMeasurement());
481  } else if (currentChIndex == chIndex && currentMeasPhi == measuresPhi) {
482  previousHit = hit;
483  } else {
484  currentChIndex = chIndex;
485  currentMeasPhi = measuresPhi;
486  previousHit = hit;
487  fitterData.firstLastMeasurements.push_back(&hit->broadMeasurement());
488  }
489  }
490 
491  // add last hit if not already inserted
492  if (previousHit && &previousHit->broadMeasurement() != fitterData.firstLastMeasurements.back())
493  fitterData.firstLastMeasurements.push_back(&previousHit->broadMeasurement());
494 
495  // require at least 6 measurements on a track
496  if (fitterData.measurements.size() < 7) {
497  ATH_MSG_VERBOSE(" Too few measurements, cannot perform fit " << fitterData.measurements.size());
498  return false;
499  }
500 
501  // require at least 6 measurements on a track
502  if (fitterData.etaHits.size() < 7) {
503  ATH_MSG_VERBOSE(" Too few eta measurements, cannot perform fit " << fitterData.etaHits.size());
504  return false;
505  }
506 
507  ATH_MSG_VERBOSE(" Extracted measurements: total " << fitterData.measurements.size() << " eta "
508  << fitterData.etaHits.size() << " phi " << fitterData.phiHits.size()<< std::endl << m_printer->print(fitterData.measurements));
509  return true;
510  }

◆ 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

◆ finalize()

StatusCode Muon::MooTrackFitter::finalize ( )

finialize method, method taken from bass-class AlgTool

Definition at line 78 of file MooTrackFitter.cxx.

78  {
79  double nfits = m_nfits.load() > 0 ? m_nfits.load() : 1.;
80  double nfailedExtractInital = m_nfailedExtractInital / nfits;
81  double nfailedMinMaxPhi = m_nfailedMinMaxPhi / nfits;
82  double nfailedParsInital = m_nfailedParsInital / nfits;
83  double nfailedExtractCleaning = m_nfailedExtractCleaning / nfits;
84  double nfailedFakeInitial = m_nfailedFakeInitial / nfits;
85  double nfailedTubeFit = m_nfailedTubeFit / nfits;
86  double noPerigee = m_noPerigee / nfits;
87  double nlowMomentum = m_nlowMomentum / nfits;
88  double nfailedExtractPrecise = m_nfailedExtractPrecise / nfits;
89  double nfailedFakePrecise = m_nfailedFakePrecise / nfits;
90  double nfailedFitPrecise = m_nfailedFitPrecise / nfits;
91  double nsuccess = m_nsuccess / nfits;
92  ATH_MSG_INFO(" Summarizing statistics: nfits "
93  << m_nfits << std::endl
94  << "| extract | phi range | startPars | clean phi | add fake | fit | no perigee | low mom | extract | "
95  "add fake | final fit | passed |"
96  << std::endl
97  << std::setprecision(2) << std::setw(12) << nfailedExtractInital << std::setw(12) << nfailedMinMaxPhi << std::setw(12)
98  << nfailedParsInital << std::setw(12) << nfailedExtractCleaning << std::setw(12) << nfailedFakeInitial << std::setw(12)
99  << nfailedTubeFit << std::setw(13) << noPerigee << std::setw(12) << nlowMomentum << std::setw(12)
100  << nfailedExtractPrecise << std::setw(12) << nfailedFakePrecise << std::setw(12) << nfailedFitPrecise << std::setw(12)
101  << nsuccess);
102 
103  return StatusCode::SUCCESS;
104  }

◆ fit() [1/2]

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::fit ( const EventContext &  ctx,
const MuPatCandidateBase firstEntry,
const MuPatCandidateBase secondEntry,
const PrepVec externalPhiHits 
) const

fit the hits of two MuPatCandidateBase

Parameters
firstEntrythe first entry
secondEntrythe second entry
externalPhiHitsif provided, the external phi hits will be used instead of the phi hits on the segment
Returns
a pointer to the resulting track, will return zero if the fit failed.

Definition at line 175 of file MooTrackFitter.cxx.

176  {
177  ++m_nfits;
178  // internal representation of the track in fitter
179  FitterData fitterData;
180 
181  // extract hits and geometrical information
182  if (!extractData(entry1, entry2, fitterData)) {
183  ATH_MSG_DEBUG(" Failed to extract data for initial fit");
184  return nullptr;
185  }
187 
188  // get the minimum and maximum phi compatible with all eta hits, don't use for cosmics
189  if (!m_cosmics && !getMinMaxPhi(fitterData)) {
190  ATH_MSG_DEBUG(" Phi range check failed, candidate stations not pointing. Will not fit track");
191  return nullptr;
192  }
193 
195 
196  // create start parameters
197  createStartParameters(ctx, fitterData);
198  std::unique_ptr<Trk::Perigee>& startPars = fitterData.startPars;
199  if (!startPars) {
200  ATH_MSG_DEBUG(" Creation of start parameters failed ");
201  return nullptr;
202  }
203  ATH_MSG_VERBOSE("Extracted start parameters: "<<Amg::toString(startPars->momentum().unit())<< " "<<Amg::toString(startPars->position()));
205 
206  // clean phi hits and reevaluate hits. Do not run for cosmics
207  bool hasCleaned = m_cleanPhiHits && cleanPhiHits(ctx, startPars->momentum().mag(), fitterData, externalPhiHits);
208  if (hasCleaned) {
209  ATH_MSG_DEBUG(" Cleaned phi hits, re-extracting hits");
210  bool usePrecise = m_usePreciseHits || (fitterData.firstHasMomentum || fitterData.secondHasMomentum);
211  ATH_MSG_VERBOSE("Call extract data with usePrecise "<<usePrecise);
212  if (!extractData(fitterData, usePrecise)) {
213  ATH_MSG_DEBUG(" Failed to extract data after phi hit cleaning");
214  return nullptr;
215  }
216  }
218 
219  // check whether there are enough phi constraints, if not add fake phi hits
220  if (!addFakePhiHits(ctx, fitterData, *startPars)) {
221  ATH_MSG_DEBUG(" Failed to add fake phi hits for precise fit");
222  return nullptr;
223  }
225 
226  // fit track with broad errors, no material
227  bool doPreFit = m_usePrefit;
229  if (fitterData.firstHasMomentum || fitterData.secondHasMomentum) doPreFit = false;
230  if (!doPreFit) particleType = Trk::muon;
231 
232  std::unique_ptr<Trk::Track> track = fit(ctx, *startPars, fitterData.measurements, particleType, doPreFit);
233 
234  if (!track) {
235  ATH_MSG_DEBUG(" Fit failed ");
236  return nullptr;
237  }
239 
240  // create start parameters
241  const Trk::Perigee* pp = track->perigeeParameters();
242  if (!pp) {
243  ATH_MSG_DEBUG(" Track without perigee parameters, exit ");
244  return nullptr;
245  }
246  ++m_noPerigee;
247 
248  if (!m_slFit && !validMomentum(*pp)) {
249  ATH_MSG_VERBOSE(" Low momentum, rejected ");
250  return nullptr;
251  }
252  ++m_nlowMomentum;
253 
254  if (!fitterData.firstHasMomentum && !fitterData.secondHasMomentum && doPreFit) {
255  ATH_MSG_DEBUG(" Performing second fit ");
256 
257  // refit with precise errors
258  FitterData fitterDataRefit{};
259  fitterDataRefit.startPars.reset(pp->clone());
260  fitterDataRefit.firstIsTrack = fitterData.firstIsTrack;
261  fitterDataRefit.secondIsTrack = fitterData.secondIsTrack;
262  fitterDataRefit.firstHasMomentum = fitterData.firstHasMomentum;
263  fitterDataRefit.secondHasMomentum = fitterData.secondHasMomentum;
264  fitterDataRefit.avePhi = fitterData.avePhi;
265  fitterDataRefit.phiMin = fitterData.phiMin;
266  fitterDataRefit.phiMax = fitterData.phiMax;
267  fitterDataRefit.firstEntry = fitterData.firstEntry;
268  fitterDataRefit.secondEntry = fitterData.secondEntry;
269  fitterDataRefit.hitList = fitterData.hitList;
270 
271  // extract hits from hit list and add them to fitterData
272  if (!extractData(fitterDataRefit, true)) {
273  ATH_MSG_DEBUG(" Failed to extract data for precise fit");
274  return nullptr;
275  }
277 
278  // check whether there are enough phi constraints, if not add fake phi hits
279  if (!addFakePhiHits(ctx, fitterDataRefit, *startPars)) {
280  ATH_MSG_DEBUG(" Failed to add fake phi hits for precise fit");
281  return nullptr;
282  }
284 
285  // fit track
286  std::unique_ptr<Trk::Track> newTrack = fit(ctx, *pp, fitterDataRefit.measurements, Trk::muon, false);
287  if (newTrack)
288  track.swap(newTrack);
289  else if (!m_allowFirstFit) {
290  ATH_MSG_DEBUG(" Precise fit failed ");
291  return nullptr;
292  } else {
293  ATH_MSG_DEBUG(" Precise fit failed, keep fit with broad errors");
294  }
296 
297  fitterData.garbage.insert(fitterData.garbage.end(), std::make_move_iterator(fitterDataRefit.garbage.begin()),
298  std::make_move_iterator(fitterDataRefit.garbage.end()));
299  fitterDataRefit.garbage.clear();
300  }
301 
302  if (track) {
303  // clean and evaluate track
304  std::set<Identifier> excludedChambers;
305  if (fitterData.firstIsTrack && !fitterData.secondIsTrack) {
306  excludedChambers = fitterData.secondEntry->chamberIds();
307  ATH_MSG_VERBOSE(" Using exclusion list of second entry for cleaning");
308  } else if (!fitterData.firstIsTrack && fitterData.secondIsTrack) {
309  excludedChambers = fitterData.firstEntry->chamberIds();
310  ATH_MSG_VERBOSE(" Using exclusion list of first entry for cleaning");
311  }
312  if (!excludedChambers.empty()) { ATH_MSG_DEBUG(" Using exclusion list for cleaning"); }
313  std::unique_ptr<Trk::Track> cleanTrack = cleanAndEvaluateTrack(ctx, *track, excludedChambers);
314  if (cleanTrack) {
315  if (!(*cleanTrack->perigeeParameters() == *track->perigeeParameters())) track.swap(cleanTrack);
316  } else
317  track.reset();
318  }
319 
320  if (track) ++m_nsuccess;
321 
322  if (msgLvl(MSG::DEBUG) && track) msg(MSG::DEBUG) << MSG::DEBUG << " Track found " << endmsg;
323  return track;
324  }

◆ fit() [2/2]

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::fit ( const EventContext &  ctx,
const Trk::Perigee startPars,
MooTrackFitter::MeasVec hits,
Trk::ParticleHypothesis  partHypo,
bool  prefit 
) const

fit track

Definition at line 1605 of file MooTrackFitter.cxx.

1606  {
1607  if (hits.empty()) return nullptr;
1608  std::unique_ptr<Trk::Perigee> perigee{};
1609  ATH_MSG_VERBOSE(std::setprecision(5) << " track start parameter: phi " << startPars.momentum().phi() << " theta "
1610  << startPars.momentum().theta() << " q*mom " << startPars.charge() * startPars.momentum().mag()
1611  << " r " << startPars.position().perp() << " z " << startPars.position().z() << std::endl
1612  << " start par is a perigee "
1613  << " partHypo " << partHypo << std::endl
1614  << m_printer->print(hits));
1615 
1616  const Trk::TrackParameters* pars = &startPars;
1617  if (m_seedAtStartOfTrack) {
1618  DistanceAlongParameters distAlongPars;
1619  double dist = distAlongPars(startPars, *hits.front());
1620 
1621  if (dist < 0.) {
1622  ATH_MSG_DEBUG(" start parameters after first hit, shifting them.... ");
1623  perigee = createPerigee(ctx, startPars, *hits.front());
1624  if (perigee) {
1625  pars = perigee.get();
1626  } else {
1627  ATH_MSG_DEBUG(" failed to move start pars, failing fit ");
1628  return nullptr;
1629  }
1630  }
1631  }
1632 
1633  // fit track
1634 
1635  ATH_MSG_VERBOSE("fit: " << (prefit ? "prefit" : "fit") << "track with hits: " << hits.size() << std::endl
1636  << m_printer->print(hits));
1637  //The 'pars' is from perigee.get(), and the perigee object still exists in the 'garbage' vector
1638  //cppcheck-suppress invalidLifetime
1639  std::unique_ptr<Trk::Track> track{m_trackFitter->fit(ctx, hits, *pars, m_runOutlier, partHypo)};
1640 
1641  // 'sign' track
1642  if (track) {
1643  ATH_MSG_VERBOSE("Got back this track:"<<*track);
1644  track->info().setPatternRecognitionInfo(m_patRecInfo);
1645  }
1646 
1647  return track;
1648  }

◆ fitSplitTrack()

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::fitSplitTrack ( const EventContext &  ctx,
const Trk::TrackParameters startPars,
const std::vector< const Trk::TrackStateOnSurface * > &  tsos 
) const

construct a track from a list of TSOS and a start parameters

Definition at line 2149 of file MooTrackFitter.cxx.

2150  {
2151  // first create track out of the constituent
2152  double phi = startPars.momentum().phi();
2153  double theta = startPars.momentum().theta();
2154  double qoverp = startPars.charge() / startPars.momentum().mag();
2155  if (m_slFit) qoverp = 0;
2156  Trk::PerigeeSurface persurf(startPars.position());
2157  std::unique_ptr<Trk::Perigee> perigee = std::make_unique<Trk::Perigee>(0, 0, phi, theta, qoverp, persurf);
2158 
2159  auto trackStateOnSurfaces = std::make_unique<Trk::TrackStates>();
2160  trackStateOnSurfaces->reserve(tsos.size() + 1);
2161  trackStateOnSurfaces->push_back(MuonTSOSHelper::createPerigeeTSOS(std::move(perigee)));
2162  for (const Trk::TrackStateOnSurface* tsos : tsos) trackStateOnSurfaces->push_back(tsos->clone());
2163 
2165  std::unique_ptr<Trk::Track> track = std::make_unique<Trk::Track>(trackInfo, std::move(trackStateOnSurfaces), nullptr);
2166 
2167  unsigned int nphi = hasPhiConstrain(track.get());
2168 
2169  if (nphi > 1) {
2170  ATH_MSG_DEBUG("Track has sufficient phi constraints, fitting ");
2171 
2172  } else {
2173  // loop over the track and find the first and last measurement and the phi hit if any
2174  const Trk::TrackStateOnSurface* firstMeas = nullptr;
2175  const Trk::TrackStateOnSurface* lastMeas = nullptr;
2176  const Trk::TrackStateOnSurface* phiMeas = nullptr;
2177 
2178  std::vector<const Trk::TrackStateOnSurface*>::const_iterator tit = tsos.begin();
2179  std::vector<const Trk::TrackStateOnSurface*>::const_iterator tit_end = tsos.end();
2180  for (; tit != tit_end; ++tit) {
2181  // require track parameters;
2182  if (!(*tit)->trackParameters()) continue;
2183 
2184  const Trk::MeasurementBase* meas = (*tit)->measurementOnTrack();
2185  if (!meas) continue;
2186 
2187  Identifier id = m_edmHelperSvc->getIdentifier(*meas);
2188  if (!id.is_valid() || !m_idHelperSvc->isMuon(id)) continue;
2189 
2190  if (m_idHelperSvc->isMdt(id)) {
2191  if (!firstMeas) firstMeas = *tit;
2192  lastMeas = *tit;
2193  } else if (m_idHelperSvc->measuresPhi(id)) {
2194  phiMeas = *tit;
2195  }
2196  }
2197 
2198  if (!firstMeas) {
2199  ATH_MSG_WARNING(" failed to find first MDT measurement with track parameters");
2200  return nullptr;
2201  }
2202 
2203  if (!lastMeas) {
2204  ATH_MSG_WARNING(" failed to find second MDT measurement with track parameters");
2205  return nullptr;
2206  }
2207 
2208  if (firstMeas == lastMeas) {
2209  ATH_MSG_WARNING(" first MDT measurement with track parameters equals to second");
2210  return nullptr;
2211  }
2212 
2213  const Trk::TrackStateOnSurface* positionFirstFake = nullptr;
2214  const Trk::TrackStateOnSurface* positionSecondFake = nullptr;
2215 
2216  if (phiMeas) {
2217  double distFirst = (firstMeas->trackParameters()->position() - phiMeas->trackParameters()->position()).mag();
2218  double distSecond = (lastMeas->trackParameters()->position() - phiMeas->trackParameters()->position()).mag();
2219  ATH_MSG_DEBUG("Track has one phi constraints, adding second: dist to first " << distFirst << " dist to second "
2220  << distSecond);
2221  // add fake at position furthest away from phi measurement
2222  if (distFirst < distSecond) {
2223  positionFirstFake = lastMeas;
2224  } else {
2225  positionFirstFake = firstMeas;
2226  }
2227 
2228  } else {
2229  ATH_MSG_DEBUG("Track has no phi constraints, adding one at beginning and one at the end of the track ");
2230 
2231  positionFirstFake = firstMeas;
2232  positionSecondFake = lastMeas;
2233  }
2234 
2235  // clean up previous track and create new one with fake hits
2236  auto uniquePerigee = std::make_unique<Trk::Perigee>(0, 0, phi, theta, qoverp, persurf);
2237  auto trackStateOnSurfaces = std::make_unique<Trk::TrackStates>();
2238  trackStateOnSurfaces->reserve(tsos.size() + 3);
2239  trackStateOnSurfaces->push_back(MuonTSOSHelper::createPerigeeTSOS(std::move(uniquePerigee)));
2240 
2241  tit = tsos.begin();
2242  tit_end = tsos.end();
2243  for (; tit != tit_end; ++tit) {
2244  // remove existing pseudo measurements
2245  const Trk::MeasurementBase* meas = (*tit)->measurementOnTrack();
2246  if (meas && dynamic_cast<const Trk::PseudoMeasurementOnTrack*>(meas)) {
2247  ATH_MSG_DEBUG("removing existing pseudo measurement ");
2248  continue;
2249  }
2250 
2251  trackStateOnSurfaces->push_back((*tit)->clone());
2252  if (*tit == positionFirstFake) {
2253  double fakeError = 100.;
2254  if (positionFirstFake->trackParameters()->covariance()) {
2255  fakeError = Amg::error(*positionFirstFake->trackParameters()->covariance(), Trk::loc2);
2256  ATH_MSG_DEBUG(" Using error of parameters " << fakeError);
2257  }
2258 
2259  Amg::Vector3D position = positionFirstFake->trackParameters()->position();
2260  std::unique_ptr<Trk::MeasurementBase> fake =
2261  createFakePhiForMeasurement(*(positionFirstFake->measurementOnTrack()), &position, nullptr, fakeError);
2262  if (fake) {
2263  // need to clone as fake is already added to garbage collection
2264  trackStateOnSurfaces->push_back(MuonTSOSHelper::createMeasTSOSWithUpdate(
2265  **tit, std::move(fake), positionFirstFake->trackParameters()->uniqueClone(), Trk::TrackStateOnSurface::Measurement));
2266  } else {
2267  ATH_MSG_WARNING(" failed to create fake at first measurement ");
2268  }
2269  }
2270  if (*tit == positionSecondFake && positionSecondFake) {
2271  double fakeError = 100.;
2272  if (positionSecondFake->trackParameters()->covariance()) {
2273  fakeError = Amg::error(*positionSecondFake->trackParameters()->covariance(), Trk::loc2);
2274  ATH_MSG_DEBUG(" Using error of parameters " << fakeError);
2275  }
2276 
2277  Amg::Vector3D position = positionSecondFake->trackParameters()->position();
2278  std::unique_ptr<Trk::MeasurementBase> fake =
2279  createFakePhiForMeasurement(*(positionSecondFake->measurementOnTrack()), &position, nullptr, fakeError);
2280  if (fake) {
2281  // need to clone as fake is already added to garbage collection
2282  trackStateOnSurfaces->push_back(MuonTSOSHelper::createMeasTSOSWithUpdate(
2283  **tit, std::move(fake), positionSecondFake->trackParameters()->uniqueClone(), Trk::TrackStateOnSurface::Measurement));
2284  } else {
2285  ATH_MSG_WARNING(" failed to create fake at second measurement ");
2286  }
2287  }
2288  }
2289 
2291  track = std::make_unique<Trk::Track>(trackInfo, std::move(trackStateOnSurfaces), nullptr);
2292  }
2293 
2294  // refit track
2295  std::unique_ptr<Trk::Track> refittedTrack = refit(ctx, *track);
2296  if (refittedTrack) refittedTrack->info().setPatternRecognitionInfo(m_patRecInfo);
2297 
2298  return refittedTrack;
2299  }

◆ fitWithRefit()

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::fitWithRefit ( const EventContext &  ctx,
const Trk::Perigee startPars,
MooTrackFitter::MeasVec hits 
) const

fit track, refit if needed

Definition at line 1650 of file MooTrackFitter.cxx.

1650  {
1651 
1652  std::unique_ptr<Trk::Track> track = fit(ctx, startPars, hits, Trk::muon, false);
1653 
1654  // exceptions that are not refitted
1655  if (m_slFit) return track;
1656 
1657  // refit track to ensure correct handling of material effects
1658  if (track) {
1659  const Trk::Perigee* pp = track->perigeeParameters();
1660  if (pp) {
1661  ATH_MSG_VERBOSE(" found track: " << m_printer->print(*track));
1662 
1663  // refit if absolute difference of the initial momentum and the final momentum is larger than 5 GeV
1664  double difMom = startPars.momentum().mag() - pp->momentum().mag();
1665  if (std::abs(difMom) > 5000.) {
1666  ATH_MSG_DEBUG(" absolute difference in momentum too large, refitting track. Dif momentum= " << difMom);
1667  ATH_MSG_DEBUG("fitWithRefit: refitting track with hits: " << hits.size() << std::endl << m_printer->print(hits));
1668  std::unique_ptr<Trk::Track> refittedTrack(m_trackFitter->fit(ctx, hits, *pp, false, m_ParticleHypothesis));
1669  if (refittedTrack) {
1670  track.swap(refittedTrack);
1671 
1672  if (msgLvl(MSG::DEBUG)) {
1673  const Trk::Perigee* pp = track->perigeeParameters();
1674  if (pp) {
1675  ATH_MSG_DEBUG(" refitted track fit perigee: r " << pp->position().perp() << " z " << pp->position().z());
1676  }
1677  }
1678  }
1679  }
1680  }
1681  }
1682 
1683  return track;
1684  }

◆ getElementHalfLengths()

std::pair< double, double > Muon::MooTrackFitter::getElementHalfLengths ( const Identifier id,
const Trk::TrkDetElementBase ele 
) const
private

Definition at line 1092 of file MooTrackFitter.cxx.

1092  {
1093  if (m_idHelperSvc->isMdt(id)) {
1094  const MuonGM::MdtReadoutElement* mdtDetEl = dynamic_cast<const MuonGM::MdtReadoutElement*>(ele);
1095  if (!mdtDetEl){ return std::make_pair(0., 0.); }
1096  const double halfLength = 0.5 * mdtDetEl->getActiveTubeLength(m_idHelperSvc->mdtIdHelper().tubeLayer(id),
1097  m_idHelperSvc->mdtIdHelper().tube(id));
1098  return std::make_pair(halfLength, halfLength);
1099 
1100  } else if (m_idHelperSvc->isCsc(id)) {
1101  const MuonGM::CscReadoutElement* cscDetEl = dynamic_cast<const MuonGM::CscReadoutElement*>(ele);
1102  if (!cscDetEl) { return std::make_pair(0., 0.);}
1103  const double halfLenghth = 0.5 * cscDetEl->stripLength(id);
1104  return std::make_pair(halfLenghth, halfLenghth);
1105  } else if (m_idHelperSvc->isRpc(id)) {
1106  const MuonGM::RpcReadoutElement* rpcDetEl = dynamic_cast<const MuonGM::RpcReadoutElement*>(ele);
1107  if (!rpcDetEl) { return std::make_pair(0, 0);}
1108  const double halfLength = 0.5 * rpcDetEl->StripLength(false); // eta-strip
1109  return std::make_pair(halfLength, halfLength);
1110  } else if (m_idHelperSvc->isTgc(id)) {
1111  const MuonGM::TgcReadoutElement* tgcDetEl = dynamic_cast<const MuonGM::TgcReadoutElement*>(ele);
1112  if (!tgcDetEl) {return std::make_pair(0.,0.);}
1113  const double halfLength = 0.5 * tgcDetEl->gangCentralWidth(m_idHelperSvc->tgcIdHelper().gasGap(id), m_idHelperSvc->tgcIdHelper().channel(id));
1114  return std::make_pair(halfLength, halfLength);
1115  } else if (m_idHelperSvc->issTgc(id)) {
1116  const MuonGM::sTgcReadoutElement* stgcDetEl = dynamic_cast<const MuonGM::sTgcReadoutElement*>(ele);
1117  if (!stgcDetEl || !stgcDetEl->getDesign(id)) {return std::make_pair(0.,0.);}
1118  const double halfLength = 0.5 * stgcDetEl->getDesign(id)->channelLength(m_idHelperSvc->stgcIdHelper().channel(id));
1119  return std::make_pair(halfLength, halfLength);
1120 
1121  } else if (m_idHelperSvc->isMM(id)) {
1122  const MuonGM::MMReadoutElement* mmDetEl = dynamic_cast<const MuonGM::MMReadoutElement*>(ele);
1123  if (mmDetEl) {
1124  return std::make_pair(mmDetEl->stripActiveLengthLeft(id) ,
1125  mmDetEl->stripActiveLengthRight(id)); // components along the local Y axis
1126  }
1127  }
1128  return std::make_pair(0.,0.);
1129  }

◆ getMaterial()

bool Muon::MooTrackFitter::getMaterial ( const Trk::TrackParameters pars,
FitterData fitterData 
) const
private

get material

◆ getMinMaxPhi()

bool Muon::MooTrackFitter::getMinMaxPhi ( FitterData fitterData) const
private

calculate the minimum and maximum phi value a track could have to pass all eta channels

Definition at line 1130 of file MooTrackFitter.cxx.

1130  {
1131  double phiStart = fitterData.etaHits.front()->globalPosition().phi();
1132  double phiOffset = 0.;
1133  double phiRange = 0.75 * M_PI;
1134  double phiRange2 = 0.25 * M_PI;
1135  if (phiStart > phiRange || phiStart < -phiRange)
1136  phiOffset = 2 * M_PI;
1137  else if (phiStart > -phiRange2 && phiStart < phiRange2)
1138  phiOffset = M_PI;
1139 
1140  double phiMin = -999.;
1141  double phiMax = 999.;
1142 
1143  for (const Trk::MeasurementBase* meas :fitterData.etaHits) {
1144 
1145  const Trk::RIO_OnTrack* rot = dynamic_cast<const Trk::RIO_OnTrack*>(meas);
1146  if (!rot) {
1147  const CompetingMuonClustersOnTrack* crot = dynamic_cast<const CompetingMuonClustersOnTrack*>(meas);
1148  // if also to a crot we cannot create a fake phi hit
1149  if (!crot || crot->containedROTs().empty()) continue;
1150  rot = crot->containedROTs().front();
1151  }
1152 
1153  if (!rot) {
1154  ATH_MSG_WARNING(" Measurement not a ROT ");
1155  continue;
1156  }
1157 
1158  Identifier id = rot->identify();
1159  const Trk::Surface& surf = meas->associatedSurface();
1160  double x = rot->localParameters()[Trk::locX];
1161 
1162  // distinguishing left-right just to treat the asymmetry of the active region in MM chambers
1163  // getElementHalfLengths
1164  auto [halfLengthL, halfLengthR] = getElementHalfLengths(id, rot->detectorElement());
1165 
1166  Amg::Vector2D lpLeft(x, -halfLengthL);
1167  const Amg::Vector3D gposLeft = surf.localToGlobal(lpLeft);
1168  double phiLeft = gposLeft.phi();
1169 
1170  Amg::Vector2D lpRight(x, halfLengthR);
1171  const Amg::Vector3D gposRight = surf.localToGlobal(lpRight);
1172  double phiRight = gposRight.phi();
1173 
1174  if (phiOffset > 1.5 * M_PI) {
1175  if (phiLeft < 0) phiLeft = phiOffset + phiLeft;
1176  if (phiRight < 0) phiRight = phiOffset + phiRight;
1177  } else if (phiOffset > 0.) {
1178  phiLeft = phiLeft + phiOffset;
1179  phiRight = phiRight + phiOffset;
1180  }
1181 
1182  bool leftSmaller = phiLeft < phiRight;
1183 
1184  double phiMinMeas = leftSmaller ? phiLeft : phiRight;
1185  double phiMaxMeas = leftSmaller ? phiRight : phiLeft;
1186  double orgPhiMin = phiMinMeas;
1187  double orgPhiMax = phiMaxMeas;
1188 
1189  if (phiOffset > 1.5 * M_PI) {
1190  if (orgPhiMin > M_PI) orgPhiMin = orgPhiMin - phiOffset;
1191  if (orgPhiMax > M_PI) orgPhiMax = orgPhiMax - phiOffset;
1192  } else if (phiOffset > 0.) {
1193  orgPhiMin = orgPhiMin - phiOffset;
1194  orgPhiMax = orgPhiMax - phiOffset;
1195  }
1196 
1197  if (phiMinMeas > phiMin) { phiMin = phiMinMeas; }
1198  if (phiMaxMeas < phiMax) { phiMax = phiMaxMeas; }
1199  }
1200  if (phiMin < -998 || phiMax > 998) {
1201  ATH_MSG_WARNING(" Could not determine minimum and maximum phi ");
1202  return false;
1203  }
1204 
1205  double diffPhi = phiMax - phiMin;
1206  double avePhi = phiMin + 0.5 * diffPhi;
1207 
1208  ATH_MSG_VERBOSE("Phi ranges: min " << phiMin << " max " << phiMax << " average phi " << avePhi);
1209 
1210  if (diffPhi < 0) {
1211  if (std::abs(diffPhi) > m_openingAngleCut) {
1212  ATH_MSG_VERBOSE(" Inconsistent min/max, rejecting track ");
1213  return false;
1214  }
1215  }
1216 
1217  if (!fitterData.phiHits.empty()) {
1218  for (const Trk::MeasurementBase* meas : fitterData.phiHits) {
1219  const double minPhi = std::min(phiMin, phiMax);
1220  const double maxPhi = std::max(phiMin, phiMax);
1221  double phiMeas = meas->globalPosition().phi();
1222  if (phiOffset > 1.5 * M_PI) {
1223  if (phiMeas < 0.) phiMeas = phiOffset + phiMeas;
1224  } else if (phiOffset > 0.) {
1225  phiMeas = phiMeas + phiOffset;
1226  }
1227  double diffMin = phiMeas - minPhi;
1228  double diffMax = phiMeas - maxPhi;
1229  if (diffMin < 0. || diffMax > 0.) {
1230  if (diffMin < -m_openingAngleCut || diffMax > m_openingAngleCut) {
1231  ATH_MSG_VERBOSE(" Phi hits inconsistent with min/max, rejecting track: phi meas " << phiMeas);
1232  return false;
1233  }
1234  }
1235  }
1236  }
1237 
1238  if (phiOffset > 1.5 * M_PI) {
1239  if (phiMax > M_PI) phiMax = phiMax - phiOffset;
1240  if (phiMin > M_PI) phiMin = phiMin - phiOffset;
1241  if (avePhi > M_PI) avePhi = avePhi - phiOffset;
1242  } else if (phiOffset > 0.) {
1243  phiMax = phiMax - phiOffset;
1244  phiMin = phiMin - phiOffset;
1245  avePhi = avePhi - phiOffset;
1246  }
1247 
1248  fitterData.avePhi = avePhi;
1249  fitterData.phiMin = phiMin;
1250  fitterData.phiMax = phiMax;
1251 
1252  return true;
1253  }

◆ hasPhiConstrain() [1/2]

unsigned int Muon::MooTrackFitter::hasPhiConstrain ( MooTrackFitter::FitterData fitterData) const
private

check whether data has sufficient phi constraints

Definition at line 976 of file MooTrackFitter.cxx.

976  {
977  // check distance between first and last hit to determine whether we need additional phi constrainst
978 
979  if ((fitterData.firstEntry->containsChamber(MuonStationIndex::CSS) ||
980  fitterData.firstEntry->containsChamber(MuonStationIndex::CSL)) &&
981  !fitterData.secondEntry->phiHits().empty())
982  return 2;
983 
984  unsigned int nphiConstraints = fitterData.phiHits.size();
985  // count SL overlap as one phi constraint
986  // if( fitterData.numberOfSLOverlaps() > 0 ) {
987  // nphiConstraints += fitterData.numberOfSLOverlaps();
988  // ATH_MSG_VERBOSE(" track has small/large overlaps " << fitterData.numberOfSLOverlaps() );
989  // }else if( (fitterData.numberOfSmallChambers() > 0 && fitterData.numberOfLargeChambers() > 0 ) ){
990  // nphiConstraints += 1;
991  // ATH_MSG_VERBOSE(" track has small and large chambers " );
992  // }
993 
994  double distanceMin = 400.;
995  double distance = 0.;
996  // we need at least two phis
997  if (fitterData.phiHits.size() > 1) {
998  // assume the hits to be sorted
999  const Amg::Vector3D& gposFirstPhi = fitterData.phiHits.front()->globalPosition();
1000  const Amg::Vector3D& gposLastPhi = fitterData.phiHits.back()->globalPosition();
1001  double distFirstEtaPhi =
1002  (fitterData.measurements.front()->globalPosition() - fitterData.phiHits.front()->globalPosition()).mag();
1003  double distLastEtaPhi = (fitterData.measurements.back()->globalPosition() - fitterData.phiHits.back()->globalPosition()).mag();
1004 
1005  // calculate difference between hits
1006  Amg::Vector3D globalDistance = gposLastPhi - gposFirstPhi;
1007 
1008  // calculate 'projective' distance
1009  distance = fitterData.hasEndcap ? std::abs(globalDistance.z()) : globalDistance.perp();
1010 
1011  // if the distance between the first and last phi hit is smaller than 1000. count as 1 phi hit
1012  if (distance < distanceMin || distFirstEtaPhi > 1000 || distLastEtaPhi > 1000) {
1013  nphiConstraints -= fitterData.phiHits.size(); // subtract phi hits as they should only count as one phi hit
1014  nphiConstraints += 1; // add one phi hit
1015  ATH_MSG_VERBOSE(" distance between phi hits too small, updating phi constraints ");
1016  } else {
1017  ATH_MSG_VERBOSE(" distance between phi hits sufficient, no fake hits needed ");
1018  }
1019  }
1020  if (msgLvl(MSG::DEBUG)) {
1021  msg(MSG::DEBUG) << MSG::DEBUG << " Check phi: " << std::endl
1022  << " | nphi hits | distance | SL station overlaps | small ch | large ch | nphiConstraints " << std::endl
1023  << std::setw(12) << fitterData.phiHits.size() << std::setw(11) << (int)distance << std::setw(22)
1024  << fitterData.numberOfSLOverlaps() << std::setw(11) << fitterData.numberOfSmallChambers() << std::setw(11)
1025  << fitterData.numberOfLargeChambers() << std::setw(18) << nphiConstraints << endmsg;
1026  }
1027 
1028  return nphiConstraints;
1029  }

◆ hasPhiConstrain() [2/2]

unsigned int Muon::MooTrackFitter::hasPhiConstrain ( Trk::Track track) const
private

check whether data has sufficient phi constraints

Definition at line 1031 of file MooTrackFitter.cxx.

1031  {
1032  std::map<MuonStationIndex::StIndex, StationPhiData> stationDataMap;
1033 
1034  // Get a MuonTrackSummary.
1035  const Trk::TrackSummary* summary = track->trackSummary();
1036  Trk::MuonTrackSummary muonSummary;
1037  if (summary) {
1038  if (summary->muonTrackSummary()) {
1039  muonSummary = *summary->muonTrackSummary();
1040  } else {
1041  Trk::TrackSummary tmpSum(*summary);
1042  m_trackSummaryTool->addDetailedTrackSummary(*track, tmpSum);
1043  if (tmpSum.muonTrackSummary()) muonSummary = *(tmpSum.muonTrackSummary());
1044  }
1045  } else {
1046  Trk::TrackSummary tmpSummary;
1047  m_trackSummaryTool->addDetailedTrackSummary(*track, tmpSummary);
1048  if (tmpSummary.muonTrackSummary()) muonSummary = *(tmpSummary.muonTrackSummary());
1049  }
1050 
1051  std::vector<Trk::MuonTrackSummary::ChamberHitSummary>::const_iterator chit = muonSummary.chamberHitSummary().begin();
1052  std::vector<Trk::MuonTrackSummary::ChamberHitSummary>::const_iterator chit_end = muonSummary.chamberHitSummary().end();
1053  for (; chit != chit_end; ++chit) {
1054  // get station data
1055  const Identifier& chId = chit->chamberId();
1056  MuonStationIndex::StIndex stIndex = m_idHelperSvc->stationIndex(chId);
1057  StationPhiData& stData = stationDataMap[stIndex];
1058  if (chit->isMdt()) {
1059  if (m_idHelperSvc->isSmallChamber(chId))
1060  ++stData.nSmallChambers;
1061  else
1062  ++stData.nLargeChambers;
1063  } else {
1064  if (chit->phiProjection().nhits) ++stData.nphiHits;
1065  }
1066  }
1067 
1068  unsigned int phiConstraints = 0;
1069  unsigned int stationsWithSmall = 0;
1070  unsigned int stationsWithLarge = 0;
1071 
1074  for (; sit != sit_end; ++sit) {
1075  StationPhiData& stData = sit->second;
1076 
1077  // count all stations with phi hits as phi constraint
1078  phiConstraints += stData.nphiHits;
1079 
1080  if (stData.nSmallChambers > 0 && stData.nLargeChambers > 0)
1081  ++phiConstraints;
1082  else if (stData.nSmallChambers > 0)
1083  ++stationsWithSmall;
1084  else if (stData.nLargeChambers > 0)
1085  ++stationsWithLarge;
1086  }
1087 
1088  if (stationsWithSmall > 0 && stationsWithLarge > 0) { ++phiConstraints; }
1089 
1090  return phiConstraints;
1091  }

◆ initialize()

StatusCode Muon::MooTrackFitter::initialize ( )

initialize method, method taken from bass-class AlgTool

Definition at line 56 of file MooTrackFitter.cxx.

56  {
57  ATH_CHECK(m_propagator.retrieve());
58  ATH_CHECK(m_trackSummaryTool.retrieve());
59  ATH_CHECK(m_cleaner.retrieve());
60  ATH_CHECK(m_overlapResolver.retrieve());
61  ATH_CHECK(m_trackFitter.retrieve());
62  ATH_CHECK(m_momentumEstimator.retrieve());
63  ATH_CHECK(m_idHelperSvc.retrieve());
64  ATH_CHECK(m_edmHelperSvc.retrieve());
65  ATH_CHECK(m_hitHandler.retrieve());
66  ATH_CHECK(m_printer.retrieve());
67 
68  // Configuration of the material effects
71 
72  ATH_CHECK(m_trackToSegmentTool.retrieve());
73  ATH_CHECK(m_phiHitSelector.retrieve());
74 
75  return StatusCode::SUCCESS;
76  }

◆ 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()

static const InterfaceID& Muon::MooTrackFitter::interfaceID ( )
inlinestatic

access to tool interface

Definition at line 90 of file MooTrackFitter.h.

90  {
91  static const InterfaceID IID_MooTrackFitter("Muon::MooTrackFitter", 1, 0);
92  return IID_MooTrackFitter;
93  }

◆ msg() [1/2]

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

Definition at line 24 of file AthCommonMsg.h.

24  {
25  return this->msgStream();
26  }

◆ msg() [2/2]

MsgStream& AthCommonMsg< AlgTool >::msg ( const MSG::Level  lvl) const
inlineinherited

Definition at line 27 of file AthCommonMsg.h.

27  {
28  return this->msgStream(lvl);
29  }

◆ msgLvl()

bool AthCommonMsg< AlgTool >::msgLvl ( const MSG::Level  lvl) const
inlineinherited

Definition at line 30 of file AthCommonMsg.h.

30  {
31  return this->msgLevel(lvl);
32  }

◆ 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.

◆ phiSeeding()

double Muon::MooTrackFitter::phiSeeding ( const EventContext &  ctx,
MooTrackFitter::FitterData fitterData 
) const
private

calculate phi used to for seeding the fit

Definition at line 1311 of file MooTrackFitter.cxx.

1311  {
1312  if (m_cosmics) {
1313  // check whether the first entry is a track, if not consider the second entry for phi seeding
1314  if (!dynamic_cast<const MuPatTrack*>(fitterData.firstEntry)) {
1315  // if second entry is a track, use its phi value
1316  if (dynamic_cast<const MuPatTrack*>(fitterData.secondEntry)) {
1317  ATH_MSG_DEBUG("Using phi of second entry " << fitterData.secondEntry->entryPars().momentum().phi());
1318  return fitterData.secondEntry->entryPars().momentum().phi();
1319  }
1320  }
1321 
1322  // add fake phi hit on first and last measurement
1323  const MuPatSegment* segInfo1 = dynamic_cast<const MuPatSegment*>(fitterData.firstEntry);
1324  const MuPatSegment* segInfo2 = dynamic_cast<const MuPatSegment*>(fitterData.secondEntry);
1325  if (segInfo1 && segInfo2 && fitterData.stations.size() == 1 && fitterData.numberOfSLOverlaps() == 1) {
1326  // only perform SL overlap fit for MDT segments
1327  Identifier chId = m_edmHelperSvc->chamberId(*segInfo1->segment);
1328  if (m_idHelperSvc->isMdt(chId)) {
1329  IMuonSegmentInOverlapResolvingTool::SegmentMatchResult result =
1330  m_overlapResolver->matchResult(ctx, *segInfo1->segment, *segInfo2->segment);
1331 
1332  if (!result.goodMatch()) {
1333  ATH_MSG_VERBOSE(" Match failed ");
1334  return false;
1335  }
1336  double overlapPhi = result.phiResult.segmentDirection1.phi();
1337  ATH_MSG_DEBUG(" using overlap phi " << overlapPhi);
1338  return overlapPhi;
1339  }
1340  }
1341 
1342  // calculate the difference between the segment positions to estimate the direction of the muon
1343  Amg::Vector3D difPos = fitterData.firstEntry->entryPars().position() - fitterData.secondEntry->entryPars().position();
1344  // check whether the new direction is pointing down
1345  if (difPos.y() > 0) difPos *= -1.;
1346 
1347  // calculate difference in angle between phi from segment and the phi of the two new segment positions
1348  const double dphi = fitterData.firstEntry->entryPars().momentum().deltaPhi(difPos);
1349  if (std::abs(dphi) > 0.2) {
1350  ATH_MSG_DEBUG("Large diff between phi of segment direction and of position "
1351  << fitterData.firstEntry->entryPars().momentum().phi() << " from pos " << difPos.phi() << " dphi " << dphi);
1352  return difPos.phi();
1353  }
1354 
1355  ATH_MSG_DEBUG("Using phi of first entry " << fitterData.firstEntry->entryPars().momentum().phi() << " phi from position "
1356  << dphi);
1357 
1358  return fitterData.firstEntry->entryPars().momentum().phi();
1359  }
1360 
1361  double phi(0.);
1362  // update parameters if seeding purely with positions
1363  if (m_seedPhiWithEtaHits) {
1364  // use eta of vector connecting first/last hit
1365  MooTrackFitter::MeasVec& etaHits = fitterData.etaHits;
1366  Amg::Vector3D difPos = etaHits.back()->globalPosition() - etaHits.front()->globalPosition();
1367  if (difPos.mag() > 3000) {
1368  ATH_MSG_DEBUG("Seeding phi using average phi of eta hits ");
1369  phi = difPos.phi();
1370  return phi;
1371  }
1372  }
1373 
1374  // should have at least one phi hit
1375  MooTrackFitter::MeasVec& phiHits = fitterData.phiHits;
1376 
1377  if (phiHits.empty()) {
1378  ATH_MSG_DEBUG("No phi hits, using average phi ");
1379  // use average phi value to seed fit
1380  return fitterData.avePhi;
1381  }
1382 
1383  // in this case can't do much...
1384  if (phiHits.size() == 1) { return phiHits.front()->globalPosition().phi(); }
1385 
1386  // in endcap, if first segment in EI use its direction
1387  const MuPatSegment* segInfo1 = dynamic_cast<const MuPatSegment*>(fitterData.firstEntry);
1388  if (segInfo1 && segInfo1->containsStation(MuonStationIndex::EI) && !segInfo1->phiHits().empty()) {
1389  return segInfo1->segment->globalDirection().phi();
1390  }
1391 
1392  // in endcap, if first segment in EM use its direction
1393  if (segInfo1 && segInfo1->containsStation(MuonStationIndex::EM) && !segInfo1->phiHits().empty()) {
1394  return segInfo1->segment->globalDirection().phi();
1395  }
1396 
1397  if (m_seedWithAvePhi) {
1398  // use average phi value to seed fit
1399  MeasCit hit = phiHits.begin();
1400  MeasCit hit_end = phiHits.end();
1401  Amg::Vector3D avePos(0., 0., 0.);
1402  for (; hit != hit_end; ++hit) avePos += (*hit)->globalPosition();
1403  avePos /= phiHits.size();
1404  phi = avePos.phi();
1405  } else {
1406  // use phi of vector connecting first/last hit
1407  Amg::Vector3D difPos = phiHits.back()->globalPosition() - phiHits.front()->globalPosition();
1408  phi = difPos.phi();
1409  }
1410 
1411  return phi;
1412  }

◆ qOverPFromEntries()

double Muon::MooTrackFitter::qOverPFromEntries ( const EventContext &  ctx,
const MuPatCandidateBase firstEntry,
const MuPatCandidateBase secondEntry 
) const
private

get q/p using angle + position of the two entries

Definition at line 1276 of file MooTrackFitter.cxx.

1276  {
1277  if (m_slFit) return 0;
1278 
1279  double qOverP = 0;
1280  // if available take momentum from entries
1281  if (firstEntry.hasMomentum())
1282  return qOverPFromEntry(firstEntry);
1283  else if (secondEntry.hasMomentum())
1284  return qOverPFromEntry(secondEntry);
1285 
1286  // no momentum yet, estimate from segments
1287  std::shared_ptr<const MuonSegment> segFirst = segmentFromEntry(ctx, firstEntry);
1288  if (!segFirst) {
1289  ATH_MSG_WARNING(" failed to get segment for first entry, this should not happen ");
1290  return qOverP;
1291  }
1292 
1293  std::shared_ptr<const MuonSegment> segSecond = segmentFromEntry(ctx, secondEntry);
1294  if (!segSecond) {
1295  ATH_MSG_WARNING(" failed to get segment for second entry, this should not happen ");
1296  return qOverP;
1297  }
1298 
1299  std::vector<const MuonSegment*> segments{segFirst.get(), segSecond.get()};
1300 
1301  double momentum{1.};
1302  m_momentumEstimator->fitMomentumVectorSegments(ctx, segments, momentum);
1303  // momentum = restrictedMomentum(momentum);
1304 
1305  if (momentum == 0.) return 0.;
1306 
1307  qOverP = 1. / momentum;
1308  return qOverP;
1309  }

◆ qOverPFromEntry()

double Muon::MooTrackFitter::qOverPFromEntry ( const MuPatCandidateBase entry)
staticprivate

get q/p from entry

Definition at line 1272 of file MooTrackFitter.cxx.

1272  {
1273  return entry.entryPars().charge() / entry.entryPars().momentum().mag();
1274  }

◆ refit() [1/2]

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::refit ( const EventContext &  ctx,
const MuPatTrack trkCan 
) const

refit a MuPatTrack

Definition at line 115 of file MooTrackFitter.cxx.

115  {
116 
117  // internal representation of the track in fitter
118  FitterData fitterData;
119 
120  // copy hit list
121  fitterData.hitList = trkCan.hitList();
122 
123  // extract hits from hit list and add them to fitterData
124  if (!extractData(fitterData, true)) return nullptr;
125 
126  // create start parameters
127  const Trk::Perigee* pp = trkCan.track().perigeeParameters();
128  if (!pp) return nullptr;
129 
130  // fit track
131  std::unique_ptr<Trk::Track> track = fit(ctx, *pp, fitterData.measurements, Trk::muon, false);
132 
133  if (track) {
134  // clean and evaluate track
135  std::set<Identifier> excludedChambers;
136  std::unique_ptr<Trk::Track> cleanTrack = cleanAndEvaluateTrack(ctx, *track, excludedChambers);
137  if (cleanTrack && !(*cleanTrack->perigeeParameters() == *track->perigeeParameters())) track.swap(cleanTrack);
138  } else {
139  ATH_MSG_DEBUG(" Fit failed ");
140  }
141  return track;
142  }

◆ refit() [2/2]

std::unique_ptr< Trk::Track > Muon::MooTrackFitter::refit ( const EventContext &  ctx,
const Trk::Track track 
) const

refit a track

Definition at line 144 of file MooTrackFitter.cxx.

144  {
145  if (msgLvl(MSG::DEBUG)) {
146  const Trk::TrackStates* states = track.trackStateOnSurfaces();
147  int nStates = 0;
148  if (states) nStates = states->size();
149  msg(MSG::DEBUG) << MSG::DEBUG << "refit: fitting track with hits: " << nStates;
150  if (msgLvl(MSG::VERBOSE)) { msg(MSG::VERBOSE) << std::endl << m_printer->printMeasurements(track); }
151  msg(MSG::DEBUG) << endmsg;
152  }
153  // fit track
154  std::unique_ptr<Trk::Track> newTrack = m_trackFitter->fit(ctx,track, false, m_ParticleHypothesis);
155 
156  if (newTrack) {
157  // clean and evaluate track
158  std::set<Identifier> excludedChambers;
159  std::unique_ptr<Trk::Track> cleanTrack = cleanAndEvaluateTrack(ctx, *newTrack, excludedChambers);
160 
161  if (cleanTrack) {
162  // check whether cleaner returned same track, if not delete old track
163  if (!(*cleanTrack->perigeeParameters() == *newTrack->perigeeParameters())) newTrack.swap(cleanTrack);
164  } else {
165  ATH_MSG_DEBUG(" Refit failed, rejected by cleaner ");
166  newTrack.reset();
167  }
168  } else {
169  ATH_MSG_DEBUG(" Refit failed ");
170  }
171 
172  return newTrack;
173  }

◆ removeSegmentOutliers()

void Muon::MooTrackFitter::removeSegmentOutliers ( FitterData fitterData) const
private

Definition at line 1984 of file MooTrackFitter.cxx.

1984  {
1985  if (fitterData.startPars->momentum().mag() < 4000.) return;
1986 
1987  std::set<Identifier> removedIdentifiers;
1988  if (fitterData.firstEntry) cleanEntry(*fitterData.firstEntry, removedIdentifiers);
1989  if (fitterData.secondEntry) cleanEntry(*fitterData.secondEntry, removedIdentifiers);
1990 
1991  ATH_MSG_DEBUG(" removing hits " << removedIdentifiers.size());
1992 
1993  for (const Identifier& id : removedIdentifiers) {
1994  ATH_MSG_VERBOSE("Remove hit "<<m_idHelperSvc->toString(id));
1995  m_hitHandler->remove(id, fitterData.hitList);
1996  }
1997  }

◆ 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.

381  {
382  h.renounce();
383  PBASE::renounce (h);
384  }

◆ 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.

364  {
365  handlesArray.renounce();
366  }

◆ restrictedMomentum()

double Muon::MooTrackFitter::restrictedMomentum ( double  momentum)
static

impose upper and lower bound on momentum

Definition at line 1588 of file MooTrackFitter.cxx.

1588  {
1589  // restrict range of momenta to 2 GeV / 10 GeV
1590  if (momentum > 0) {
1591  if (momentum > 20000.)
1592  momentum = 20000.;
1593  else if (momentum < 2000)
1594  momentum = 2000;
1595  } else {
1596  if (momentum < -20000.)
1597  momentum = -20000.;
1598  else if (momentum > -2000.)
1599  momentum = -2000.;
1600  }
1601 
1602  return momentum;
1603  }

◆ segmentFromEntry()

std::shared_ptr< const MuonSegment > Muon::MooTrackFitter::segmentFromEntry ( const EventContext &  ctx,
const MuPatCandidateBase entry 
) const
private

get segment from entry

Definition at line 1255 of file MooTrackFitter.cxx.

1255  {
1256  // if track entry use first segment
1257  const MuPatTrack* trkEntry = dynamic_cast<const MuPatTrack*>(&entry);
1258  if (trkEntry) {
1259  std::shared_ptr<MuonSegment> seg{m_trackToSegmentTool->convert(ctx, trkEntry->track())};
1260  return seg;
1261  }
1262 
1263  // if segment entry use segment directly
1264  const MuPatSegment* segEntry = dynamic_cast<const MuPatSegment*>(&entry);
1265  if (segEntry) {
1266  return std::shared_ptr<const MuonSegment> {segEntry->segment, Unowned()};
1267  }
1268 
1269  return nullptr;
1270  }

◆ splitTrack()

std::pair< std::unique_ptr< Trk::Track >, std::unique_ptr< Trk::Track > > Muon::MooTrackFitter::splitTrack ( const EventContext &  ctx,
const Trk::Track track 
) const

split given track if it crosses the calorimeter volume, code assumes that the track was already extrapolated to the muon entry record using the MuonTrackExtrapolationTool.

It uses the double perigee to spot the tracks to be split.

Definition at line 1999 of file MooTrackFitter.cxx.

1999  {
2000 
2001  // access TSOS of track
2002  const Trk::TrackStates* oldTSOT = track.trackStateOnSurfaces();
2003  if (!oldTSOT) return std::make_pair<std::unique_ptr<Trk::Track>, std::unique_ptr<Trk::Track>>(nullptr, nullptr);
2004 
2005  // check whether the perigee is expressed at the point of closes approach or at muon entry
2006  const Trk::Perigee* perigee = track.perigeeParameters();
2007  if (perigee) {
2008  bool atIP = std::abs(perigee->position().dot(perigee->momentum().unit())) < 10;
2009  if (atIP) {
2010  ATH_MSG_DEBUG(" track extressed at perigee, cannot split it ");
2011  return std::make_pair<std::unique_ptr<Trk::Track>, std::unique_ptr<Trk::Track>>(nullptr, nullptr);
2012  }
2013  }
2014 
2015  // loop over content input track and count perigees
2016  unsigned int nperigees(0);
2018  Trk::TrackStates::const_iterator tit_end = oldTSOT->end();
2019  for (; tit != tit_end; ++tit) {
2020  // look whether state is a perigee
2021  if ((*tit)->type(Trk::TrackStateOnSurface::Perigee) && dynamic_cast<const Trk::Perigee*>((*tit)->trackParameters()))
2022  ++nperigees;
2023  }
2024  if (nperigees != 2) {
2025  ATH_MSG_DEBUG(" Number of perigees is not one, cannot split it " << nperigees);
2026  return std::make_pair<std::unique_ptr<Trk::Track>, std::unique_ptr<Trk::Track>>(nullptr, nullptr);
2027  }
2028 
2029  struct TrackContent {
2030  TrackContent() : firstParameters(nullptr), tsos(), track() {}
2031  const Trk::TrackParameters* firstParameters;
2032  std::vector<const Trk::TrackStateOnSurface*> tsos;
2033  std::unique_ptr<Trk::Track> track;
2034  std::set<MuonStationIndex::StIndex> stations;
2035  };
2036 
2037  // store content of split tracks
2038  TrackContent firstTrack;
2039  firstTrack.tsos.reserve(oldTSOT->size());
2040 
2041  TrackContent secondTrack;
2042  secondTrack.tsos.reserve(oldTSOT->size());
2043 
2044  // keep track of the current set that is being filled
2045  TrackContent* currentTrack = &firstTrack;
2046 
2047  // count perigees on track
2048  nperigees = 0;
2049 
2050  // loop over content input track and extract the content of the two split tracks
2051  tit = oldTSOT->begin();
2052  tit_end = oldTSOT->end();
2053  for (; tit != tit_end; ++tit) {
2054  const Trk::TrackParameters* pars = (*tit)->trackParameters();
2055 
2056  // look whether state is a perigee
2057  if ((*tit)->type(Trk::TrackStateOnSurface::Perigee) && dynamic_cast<const Trk::Perigee*>(pars)) {
2058  ++nperigees;
2059 
2060  if (msgLvl(MSG::DEBUG) && nperigees == 1) msg(MSG::DEBUG) << MSG::DEBUG << " found first perigee on track " << endmsg;
2061 
2062  // if this is the second perigee, switch to second part of the track
2063  if (nperigees == 2) {
2064  ATH_MSG_DEBUG(" found second perigee, switch to second track");
2065  currentTrack = &secondTrack;
2066 
2067  } else if (nperigees > 2) {
2068  ATH_MSG_WARNING(" Unexpected number of perigees: " << nperigees);
2069  }
2070  }
2071 
2072  // we should drop all states inbetween the two perigees
2073  if (nperigees == 1) { ATH_MSG_VERBOSE(" state between the two perigees "); }
2074 
2075  // check whether the current TrackContent has firstParameters, if not set them
2076  if (!currentTrack->firstParameters) {
2077  ATH_MSG_VERBOSE(" found first parameters " << m_printer->print(*pars));
2078  currentTrack->firstParameters = pars;
2079  }
2080 
2081  // check whether there are track parameters on the current state
2082  if (!pars) {
2083  ATH_MSG_VERBOSE(" adding state without parameters ");
2084  currentTrack->tsos.push_back(*tit);
2085  continue;
2086  }
2087 
2088  // check whether state is a measurement, if not continue
2089  const Trk::MeasurementBase* meas = (*tit)->measurementOnTrack();
2090  if (!meas) {
2091  ATH_MSG_VERBOSE(" adding state without measurement " << m_printer->print(*pars));
2092  currentTrack->tsos.push_back(*tit);
2093  continue;
2094  }
2095 
2096  // get identifier, if it has no identifier or is not a muon hit continue
2097  Identifier id = m_edmHelperSvc->getIdentifier(*meas);
2098  if (!id.is_valid() || !m_idHelperSvc->isMuon(id)) {
2099  ATH_MSG_VERBOSE(" adding state with measurement without valid identifier " << m_printer->print(*pars));
2100  currentTrack->tsos.push_back(*tit);
2101  continue;
2102  }
2103 
2104  if (nperigees == 1) ATH_MSG_WARNING(" found muon measurement inbetween the two perigees, this should not happen ");
2105 
2106  // add station index for MDT and CSC hits
2107  if (!m_idHelperSvc->isTrigger(id)) currentTrack->stations.insert(m_idHelperSvc->stationIndex(id));
2108 
2109  ATH_MSG_VERBOSE(" adding " << m_printer->print(*meas));
2110 
2111  currentTrack->tsos.push_back(*tit);
2112  }
2113 
2114  if (firstTrack.firstParameters)
2115  ATH_MSG_DEBUG(" first track content: states " << firstTrack.tsos.size() << " stations " << firstTrack.stations.size() << endmsg
2116  << " first pars " << m_printer->print(*firstTrack.firstParameters));
2117 
2118  else if (secondTrack.firstParameters)
2119  ATH_MSG_DEBUG(" second track content: states " << secondTrack.tsos.size() << " stations " << secondTrack.stations.size()
2120  << endmsg << " first pars " << m_printer->print(*secondTrack.firstParameters));
2121 
2122  // check whether both tracks have start parameters and sufficient stations
2123  if ((firstTrack.firstParameters && firstTrack.stations.size() > 1) &&
2124  (secondTrack.firstParameters && secondTrack.stations.size() > 1)) {
2125  ATH_MSG_DEBUG(" track candidate can be split, trying to fit split tracks ");
2126  // fit the two tracks
2127  firstTrack.track = fitSplitTrack(ctx, *firstTrack.firstParameters, firstTrack.tsos);
2128  if (firstTrack.track) {
2129  ATH_MSG_DEBUG(" fitted first track, trying second ");
2130 
2131  secondTrack.track = fitSplitTrack(ctx, *secondTrack.firstParameters, secondTrack.tsos);
2132 
2133  if (secondTrack.track) {
2134  ATH_MSG_DEBUG(" fitted second track ");
2135 
2136  } else {
2137  ATH_MSG_DEBUG(" failed to fit second track ");
2138  firstTrack.track.reset();
2139  }
2140  } else {
2141  ATH_MSG_DEBUG(" failed to fit first track ");
2142  }
2143  }
2144 
2145  return std::make_pair<std::unique_ptr<Trk::Track>, std::unique_ptr<Trk::Track>>(std::move(firstTrack.track),
2146  std::move(secondTrack.track));
2147  }

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

◆ 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.

◆ thetaSeeding()

double Muon::MooTrackFitter::thetaSeeding ( const MuPatCandidateBase entry,
MooTrackFitter::MeasVec etaHits 
) const
private

calculate theta used for seeding the fit

Definition at line 1414 of file MooTrackFitter.cxx.

1414  {
1415  // should have at least one eta hit
1416  if (etaHits.empty()) {
1417  ATH_MSG_WARNING(" cannot calculate eta seed from empty vector ");
1418  return 0;
1419  }
1420 
1421  double theta(0.);
1422  if (m_seedWithSegmentTheta) {
1423  theta = entry.entryPars().momentum().theta();
1424  } else {
1425  // in this case can't do much...
1426  if (etaHits.size() == 1) {
1427  theta = etaHits.front()->globalPosition().theta();
1428  } else {
1429  // use eta of vector connecting first/last hit
1430  Amg::Vector3D difPos = etaHits.back()->globalPosition() - etaHits.front()->globalPosition();
1431  theta = difPos.theta();
1432  }
1433  }
1434 
1435  return theta;
1436  }

◆ updateVHKA()

void AthCommonDataStore< AthCommonMsg< AlgTool > >::updateVHKA ( Gaudi::Details::PropertyBase &  )
inlineinherited

Definition at line 308 of file AthCommonDataStore.h.

308  {
309  // debug() << "updateVHKA for property " << p.name() << " " << p.toString()
310  // << " size: " << m_vhka.size() << endmsg;
311  for (auto &a : m_vhka) {
312  std::vector<SG::VarHandleKey*> keys = a->keys();
313  for (auto k : keys) {
314  k->setOwner(this);
315  }
316  }
317  }

◆ validMomentum()

bool Muon::MooTrackFitter::validMomentum ( const Trk::TrackParameters pars) const
private

check whether mometum of start parameter is ok

Definition at line 1870 of file MooTrackFitter.cxx.

1870  {
1871  const double p = pars.momentum().mag();
1872  if (p < m_pThreshold) {
1873  ATH_MSG_DEBUG(" momentum below threshold: momentum " << pars.momentum().mag() << " p " << pars.momentum().perp());
1874  return false;
1875  }
1876  return true;
1877  }

Member Data Documentation

◆ m_allowFirstFit

Gaudi::Property<bool> Muon::MooTrackFitter::m_allowFirstFit {this, "AllowFirstFitResult", false, "Return the result of the prefit is final fit fails"}
private

Definition at line 297 of file MooTrackFitter.h.

◆ m_chi2Cut

Gaudi::Property<double> Muon::MooTrackFitter::m_chi2Cut {this, "ReducedChi2Cut", 100., "minimum chi2/ndof for a track to be accepted"}
private

Definition at line 312 of file MooTrackFitter.h.

◆ m_cleaner

ToolHandle<IMuonTrackCleaner> Muon::MooTrackFitter::m_cleaner {this, "TrackCleaner", "Muon::MuonTrackCleaner/MuonTrackCleaner"}
private

Definition at line 284 of file MooTrackFitter.h.

◆ m_cleanPhiHits

Gaudi::Property<bool> Muon::MooTrackFitter::m_cleanPhiHits {this, "CleanPhiHits", true, "Special flag to switch off phi hit cleaning"}
private

Definition at line 301 of file MooTrackFitter.h.

◆ m_cosmics

Gaudi::Property<bool> Muon::MooTrackFitter::m_cosmics {this, "Cosmics", false, "Special treatment for cosmics"}
private

Definition at line 300 of file MooTrackFitter.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_edmHelperSvc

ServiceHandle<IMuonEDMHelperSvc> Muon::MooTrackFitter::m_edmHelperSvc
private
Initial value:
{
this, "edmHelper", "Muon::MuonEDMHelperSvc/MuonEDMHelperSvc",
"Handle to the service providing the IMuonEDMHelperSvc interface"}

multi purpose helper tool

Definition at line 273 of file MooTrackFitter.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_hitHandler

PublicToolHandle<MuPatHitTool> Muon::MooTrackFitter::m_hitHandler {this, "HitTool", "Muon::MuPatHitTool/MuPatHitTool"}
private

hit handler

Definition at line 263 of file MooTrackFitter.h.

◆ m_idHelperSvc

ServiceHandle<Muon::IMuonIdHelperSvc> Muon::MooTrackFitter::m_idHelperSvc {this, "MuonIdHelperSvc", "Muon::MuonIdHelperSvc/MuonIdHelperSvc"}
private

Definition at line 272 of file MooTrackFitter.h.

◆ m_magFieldProperties

Trk::MagneticFieldProperties Muon::MooTrackFitter::m_magFieldProperties {Trk::FullField}
private

magnetic field properties

Definition at line 271 of file MooTrackFitter.h.

◆ m_matEffects

Gaudi::Property<int> Muon::MooTrackFitter::m_matEffects {this, "MatEffects", 2, "type of material interaction in extrapolation"}
private

Definition at line 268 of file MooTrackFitter.h.

◆ m_momentumEstimator

ToolHandle<IMuonSegmentMomentumEstimator> Muon::MooTrackFitter::m_momentumEstimator
private
Initial value:
{
this, "SegmentMomentum", "MuonSegmentMomentum/MuonSegmentMomentum"}

tool to estimate track momentum

Definition at line 264 of file MooTrackFitter.h.

◆ m_nfailedExtractCleaning

std::atomic_uint Muon::MooTrackFitter::m_nfailedExtractCleaning {0}
mutableprivate

Definition at line 318 of file MooTrackFitter.h.

◆ m_nfailedExtractInital

std::atomic_uint Muon::MooTrackFitter::m_nfailedExtractInital {0}
mutableprivate

Definition at line 315 of file MooTrackFitter.h.

◆ m_nfailedExtractPrecise

std::atomic_uint Muon::MooTrackFitter::m_nfailedExtractPrecise {0}
mutableprivate

Definition at line 323 of file MooTrackFitter.h.

◆ m_nfailedFakeInitial

std::atomic_uint Muon::MooTrackFitter::m_nfailedFakeInitial {0}
mutableprivate

Definition at line 319 of file MooTrackFitter.h.

◆ m_nfailedFakePrecise

std::atomic_uint Muon::MooTrackFitter::m_nfailedFakePrecise {0}
mutableprivate

Definition at line 324 of file MooTrackFitter.h.

◆ m_nfailedFitPrecise

std::atomic_uint Muon::MooTrackFitter::m_nfailedFitPrecise {0}
mutableprivate

Definition at line 325 of file MooTrackFitter.h.

◆ m_nfailedMinMaxPhi

std::atomic_uint Muon::MooTrackFitter::m_nfailedMinMaxPhi {0}
mutableprivate

Definition at line 316 of file MooTrackFitter.h.

◆ m_nfailedParsInital

std::atomic_uint Muon::MooTrackFitter::m_nfailedParsInital {0}
mutableprivate

Definition at line 317 of file MooTrackFitter.h.

◆ m_nfailedTubeFit

std::atomic_uint Muon::MooTrackFitter::m_nfailedTubeFit {0}
mutableprivate

Definition at line 320 of file MooTrackFitter.h.

◆ m_nfits

std::atomic_uint Muon::MooTrackFitter::m_nfits {0}
mutableprivate

Definition at line 314 of file MooTrackFitter.h.

◆ m_nlowMomentum

std::atomic_uint Muon::MooTrackFitter::m_nlowMomentum {0}
mutableprivate

Definition at line 322 of file MooTrackFitter.h.

◆ m_noPerigee

std::atomic_uint Muon::MooTrackFitter::m_noPerigee {0}
mutableprivate

Definition at line 321 of file MooTrackFitter.h.

◆ m_nsuccess

std::atomic_uint Muon::MooTrackFitter::m_nsuccess {0}
mutableprivate

Definition at line 326 of file MooTrackFitter.h.

◆ m_openingAngleCut

Gaudi::Property<double> Muon::MooTrackFitter::m_openingAngleCut
private
Initial value:
{this, "OpeningAngleCut", 0.3,
"cut on the maximum difference in phi between measurements on the track"}

Definition at line 308 of file MooTrackFitter.h.

◆ m_overlapResolver

ToolHandle<IMuonSegmentInOverlapResolvingTool> Muon::MooTrackFitter::m_overlapResolver
private
Initial value:
{
this, "SegmentInOverlapTool", "Muon::MuonSegmentInOverlapResolvingTool/MuonSegmentInOverlapResolvingTool"}

Definition at line 285 of file MooTrackFitter.h.

◆ m_ParticleHypothesis

Trk::ParticleHypothesis Muon::MooTrackFitter::m_ParticleHypothesis
private

nomen est omen

Definition at line 269 of file MooTrackFitter.h.

◆ m_patRecInfo

Trk::TrackInfo::TrackPatternRecoInfo Muon::MooTrackFitter::m_patRecInfo {Trk::TrackInfo::Moore}
private

Definition at line 270 of file MooTrackFitter.h.

◆ m_phiHitSelector

ToolHandle<IMuonHitSelector> Muon::MooTrackFitter::m_phiHitSelector
private
Initial value:
{this, "PhiHitSelector",
"MuonPhiHitSelector/MuonPhiHitSelector"}

tool to clean phi hits

Definition at line 282 of file MooTrackFitter.h.

◆ m_phiHitsMax

Gaudi::Property<unsigned int> Muon::MooTrackFitter::m_phiHitsMax
private
Initial value:
{this, "MaxPatternPhiHits", 40,
"If more than maximum number of phi hits on pattern, no hits will be added"}

Definition at line 302 of file MooTrackFitter.h.

◆ m_preciseFirstStation

Gaudi::Property<bool> Muon::MooTrackFitter::m_preciseFirstStation
private
Initial value:
{this, "UsePreciseHitsInFirstStation", false,
"use precise hits in first station to stabalise the fit"}

Definition at line 305 of file MooTrackFitter.h.

◆ m_preCleanChi2Cut

Gaudi::Property<double> Muon::MooTrackFitter::m_preCleanChi2Cut
private
Initial value:
{this, "PreCleaningReducedChi2Cut", 500.,
"minimum chi2/ndof for a track to be passed to cleaner"}

Definition at line 310 of file MooTrackFitter.h.

◆ m_printer

PublicToolHandle<MuonEDMPrinterTool> Muon::MooTrackFitter::m_printer
private
Initial value:
{this, "MuonPrinterTool",
"Muon::MuonEDMPrinterTool/MuonEDMPrinterTool"}

tool to print out EDM objects

Definition at line 276 of file MooTrackFitter.h.

◆ m_propagator

ToolHandle<Trk::IPropagator> Muon::MooTrackFitter::m_propagator
private
Initial value:
{this, "Propagator",
"Trk::RungeKuttaPropagator/AtlasRungeKuttaPropagator"}

propagator

Definition at line 260 of file MooTrackFitter.h.

◆ m_pThreshold

Gaudi::Property<double> Muon::MooTrackFitter::m_pThreshold
private
Initial value:
{this, "PThreshold", 500.,
"Momentum cut-off. Seeds below the threshold will not be fitted"}

Definition at line 298 of file MooTrackFitter.h.

◆ m_runOutlier

Gaudi::Property<Trk::RunOutlierRemoval> Muon::MooTrackFitter::m_runOutlier {this, "RunOutlier", false, "Switch whether to run outlier logics or not"}
private

Definition at line 267 of file MooTrackFitter.h.

◆ m_seedAtStartOfTrack

Gaudi::Property<bool> Muon::MooTrackFitter::m_seedAtStartOfTrack {this, "SeedAtStartOfTrack", true, "Provide seed parameters at the start of the track"}
private

Definition at line 304 of file MooTrackFitter.h.

◆ m_seedPhiWithEtaHits

Gaudi::Property<bool> Muon::MooTrackFitter::m_seedPhiWithEtaHits {this, "SeedPhiWithEtaHits", false, "Seed phi from positions first last eta hit"}
private

Definition at line 294 of file MooTrackFitter.h.

◆ m_seedWithAvePhi

Gaudi::Property<bool> Muon::MooTrackFitter::m_seedWithAvePhi {this, "SeedWithAvePhi", true, "Seed with average phi of all phi hits"}
private

Definition at line 293 of file MooTrackFitter.h.

◆ m_seedWithSegmentTheta

Gaudi::Property<bool> Muon::MooTrackFitter::m_seedWithSegmentTheta {this, "SeedWithSegmentTheta", true, "Seed with theta connecting first + last eta hit"}
private

Definition at line 292 of file MooTrackFitter.h.

◆ m_slFit

Gaudi::Property<bool> Muon::MooTrackFitter::m_slFit {this, "SLFit", true, "Perform sl fit"}
private

Definition at line 290 of file MooTrackFitter.h.

◆ m_slProp

Gaudi::Property<bool> Muon::MooTrackFitter::m_slProp {this, "SLProp", false, "Enable straight line propagation"}
private

Definition at line 291 of file MooTrackFitter.h.

◆ m_trackFitter

ToolHandle<Trk::ITrackFitter> Muon::MooTrackFitter::m_trackFitter {this, "Fitter", "Trk::GlobalChi2Fitter/MCTBFitter"}
private

fitter

Definition at line 262 of file MooTrackFitter.h.

◆ m_trackSummaryTool

ToolHandle<Trk::ITrackSummaryHelperTool> Muon::MooTrackFitter::m_trackSummaryTool
private
Initial value:
{
this, "TrackSummaryTool", "Muon::MuonTrackSummaryHelperTool/MuonTrackSummaryHelperTool"}

Definition at line 287 of file MooTrackFitter.h.

◆ m_trackToSegmentTool

ToolHandle<IMuonTrackToSegmentTool> Muon::MooTrackFitter::m_trackToSegmentTool
private
Initial value:
{
this, "TrackToSegmentTool",
"Muon::MuonTrackToSegmentTool/MuonTrackToSegmentTool"}

helper tool to convert tracks into segments

Definition at line 278 of file MooTrackFitter.h.

◆ m_usePreciseHits

Gaudi::Property<bool> Muon::MooTrackFitter::m_usePreciseHits {this, "UsePreciseHits", false, "Use actual measurement error"}
private

Definition at line 295 of file MooTrackFitter.h.

◆ m_usePrefit

Gaudi::Property<bool> Muon::MooTrackFitter::m_usePrefit {this, "UsePrefit", true, "Use prefit"}
private

Definition at line 296 of file MooTrackFitter.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:
Muon::MooTrackFitter::cleanAndEvaluateTrack
std::unique_ptr< Trk::Track > cleanAndEvaluateTrack(const EventContext &ctx, Trk::Track &track, const std::set< Identifier > &excludedChambers) const
clean and evaluate the track,
Definition: MooTrackFitter.cxx:1839
Muon::MooTrackFitter::m_phiHitsMax
Gaudi::Property< unsigned int > m_phiHitsMax
Definition: MooTrackFitter.h:302
xAOD::iterator
JetConstituentVector::iterator iterator
Definition: JetConstituentVector.cxx:68
Trk::RIO_OnTrack::uniqueClone
std::unique_ptr< RIO_OnTrack > uniqueClone() const
NVI clone returning unique_ptr.
Definition: RIO_OnTrack.h:97
Muon::MooTrackFitter::m_nfits
std::atomic_uint m_nfits
Definition: MooTrackFitter.h:314
Muon::MuonStationIndex::StUnknown
@ StUnknown
Definition: MuonStationIndex.h:24
Muon::MooTrackFitter::m_printer
PublicToolHandle< MuonEDMPrinterTool > m_printer
tool to print out EDM objects
Definition: MooTrackFitter.h:276
Muon::MuonTSOSHelper::createPerigeeTSOS
static std::unique_ptr< Trk::TrackStateOnSurface > createPerigeeTSOS(std::unique_ptr< Trk::TrackParameters > perigee)
create a perigee TSOS, takes ownership of the Perigee
Definition: MuonTSOSHelper.h:54
Trk::anyDirection
@ anyDirection
Definition: PropDirection.h:22
Muon::MooTrackFitter::extractData
bool extractData(const MuPatCandidateBase &entry1, const MuPatCandidateBase &entry2, FitterData &fitterData) const
extract all information needed for the fit from the track
Definition: MooTrackFitter.cxx:326
make_hlt_rep.pars
pars
Definition: make_hlt_rep.py:90
beamspotman.r
def r
Definition: beamspotman.py:676
LArSamples::FitterData::fitter
const ShapeFitter * fitter
Definition: ShapeFitter.cxx:23
Trk::LocalParameters
Definition: LocalParameters.h:98
Trk::TrackStateOnSurface::trackParameters
const TrackParameters * trackParameters() const
return ptr to trackparameters const overload
Muon::MooTrackFitter::m_seedPhiWithEtaHits
Gaudi::Property< bool > m_seedPhiWithEtaHits
Definition: MooTrackFitter.h:294
Muon::MuonStationIndex::CSS
@ CSS
Definition: MuonStationIndex.h:18
Muon::MuonStationIndex::toStationIndex
static StIndex toStationIndex(ChIndex index)
convert ChIndex into StIndex
Definition: MuonStationIndex.cxx:43
Trk::TrackInfo
Contains information about the 'fitter' of this track.
Definition: Tracking/TrkEvent/TrkTrack/TrkTrack/TrackInfo.h:32
Trk::TrackStateOnSurface::Perigee
@ Perigee
This represents a perigee, and so will contain a Perigee object only.
Definition: TrackStateOnSurface.h:117
Muon::MooTrackFitter::qOverPFromEntry
static double qOverPFromEntry(const MuPatCandidateBase &entry)
get q/p from entry
Definition: MooTrackFitter.cxx:1272
DataModel_detail::const_iterator
Const iterator class for DataVector/DataList.
Definition: DVLIterator.h:82
Trk::ParticleSwitcher::particle
constexpr ParticleHypothesis particle[PARTICLEHYPOTHESES]
the array of masses
Definition: ParticleHypothesis.h:76
Muon::MooTrackFitter::createPerigee
std::unique_ptr< Trk::Perigee > createPerigee(const EventContext &ctx, const Trk::TrackParameters &firstPars, const Trk::MeasurementBase &firstMeas) const
create perigee parameter to initialize fit
Definition: MooTrackFitter.cxx:1543
Muon::MooTrackFitter::m_nfailedExtractCleaning
std::atomic_uint m_nfailedExtractCleaning
Definition: MooTrackFitter.h:318
Muon::MooTrackFitter::m_nfailedExtractInital
std::atomic_uint m_nfailedExtractInital
Definition: MooTrackFitter.h:315
Amg::VectorX
Eigen::Matrix< double, Eigen::Dynamic, 1 > VectorX
Dynamic Vector - dynamic allocation.
Definition: EventPrimitives.h:30
Amg::MatrixX
Eigen::Matrix< double, Eigen::Dynamic, Eigen::Dynamic > MatrixX
Dynamic Matrix - dynamic allocation.
Definition: EventPrimitives.h:27
Muon::MooTrackFitter::m_seedWithSegmentTheta
Gaudi::Property< bool > m_seedWithSegmentTheta
Definition: MooTrackFitter.h:292
Trk::Intersection
Definition: Intersection.h:24
TRTCalib_Extractor.hits
hits
Definition: TRTCalib_Extractor.py:35
get_generator_info.result
result
Definition: get_generator_info.py:21
TrkDriftCircleMath::DCOnTrackVec
std::vector< DCOnTrack > DCOnTrackVec
Definition: DCOnTrack.h:59
MuonGM::RpcReadoutElement::StripLength
double StripLength(bool measphi) const
returns the strip length for the phi or eta plane
Muon::MooTrackFitter::refit
std::unique_ptr< Trk::Track > refit(const EventContext &ctx, const MuPatTrack &trkCan) const
refit a MuPatTrack
Definition: MooTrackFitter.cxx:115
ATH_MSG_INFO
#define ATH_MSG_INFO(x)
Definition: AthMsgStreamMacros.h:31
Trk::locX
@ locX
Definition: ParamDefs.h:37
TrkDriftCircleMath::MdtId
Definition: MdtId.h:14
Trk::ParametersBase::charge
double charge() const
Returns the charge.
Trk::locY
@ locY
local cartesian
Definition: ParamDefs.h:38
Muon::MooTrackFitter::getMinMaxPhi
bool getMinMaxPhi(FitterData &fitterData) const
calculate the minimum and maximum phi value a track could have to pass all eta channels
Definition: MooTrackFitter.cxx:1130
Muon::MooTrackFitter::m_usePreciseHits
Gaudi::Property< bool > m_usePreciseHits
Definition: MooTrackFitter.h:295
CaloCellPos2Ntuple.int
int
Definition: CaloCellPos2Ntuple.py:24
MuonGM::MdtReadoutElement::innerTubeRadius
double innerTubeRadius() const
Returns the inner tube radius excluding the aluminium walls.
Muon::MooTrackFitter::m_hitHandler
PublicToolHandle< MuPatHitTool > m_hitHandler
hit handler
Definition: MooTrackFitter.h:263
Muon::MooTrackFitter::m_momentumEstimator
ToolHandle< IMuonSegmentMomentumEstimator > m_momentumEstimator
tool to estimate track momentum
Definition: MooTrackFitter.h:264
Trk::Surface::straightLineIntersection
Intersection straightLineIntersection(const T &pars, bool forceDir=false, const Trk::BoundaryCheck &bchk=false) const
fst straight line intersection schema - templated for charged and neutral parameters
Definition: Tracking/TrkDetDescr/TrkSurfaces/TrkSurfaces/Surface.h:351
perp
Scalar perp() const
perp method - perpenticular length
Definition: AmgMatrixBasePlugin.h:44
Trk::PerigeeSurface
Definition: PerigeeSurface.h:43
Muon::MooTrackFitter::segmentFromEntry
std::shared_ptr< const MuonSegment > segmentFromEntry(const EventContext &ctx, const MuPatCandidateBase &entry) const
get segment from entry
Definition: MooTrackFitter.cxx:1255
Trk::ParametersBase::position
const Amg::Vector3D & position() const
Access method for the position.
Amg::Vector2D
Eigen::Matrix< double, 2, 1 > Vector2D
Definition: GeoPrimitives.h:48
Trk::oppositeMomentum
@ oppositeMomentum
Definition: PropDirection.h:21
Muon::MooTrackFitter::m_noPerigee
std::atomic_uint m_noPerigee
Definition: MooTrackFitter.h:321
AthCommonDataStore::declareProperty
Gaudi::Details::PropertyBase & declareProperty(Gaudi::Property< T > &t)
Definition: AthCommonDataStore.h:145
Trk::ParametersBase::uniqueClone
std::unique_ptr< ParametersBase< DIM, T > > uniqueClone() const
clone method for polymorphic deep copy returning unique_ptr; it is not overriden, but uses the existi...
Definition: ParametersBase.h:97
max
constexpr double max()
Definition: ap_fixedTest.cxx:33
Trk::ParametersT
Dummy class used to allow special convertors to be called for surfaces owned by a detector element.
Definition: EMErrorDetail.h:25
Trk::Track::info
const TrackInfo & info() const
Returns a const ref to info of a const tracks.
Muon::MooTrackFitter::m_nfailedTubeFit
std::atomic_uint m_nfailedTubeFit
Definition: MooTrackFitter.h:320
min
constexpr double min()
Definition: ap_fixedTest.cxx:26
Muon::MooTrackFitter::m_chi2Cut
Gaudi::Property< double > m_chi2Cut
Definition: MooTrackFitter.h:312
Muon::MooTrackFitter::m_openingAngleCut
Gaudi::Property< double > m_openingAngleCut
Definition: MooTrackFitter.h:308
Muon::MooTrackFitter::m_nsuccess
std::atomic_uint m_nsuccess
Definition: MooTrackFitter.h:326
Trk::RIO_OnTrack::globalPosition
virtual const Amg::Vector3D & globalPosition() const override=0
Interface method to get the global Position.
TrkDriftCircleMath::MatchDCWithLine::Pull
@ Pull
Definition: MatchDCWithLine.h:18
MuonGM::MuonReadoutElement::GlobalToAmdbLRSTransform
virtual Amg::Transform3D GlobalToAmdbLRSTransform() const
Definition: MuonDetDescr/MuonReadoutGeometry/src/MuonReadoutElement.cxx:153
Muon::MooTrackFitter::addFakePhiHits
bool addFakePhiHits(const EventContext &ctx, FitterData &fitterData, const Trk::TrackParameters &referenceParameter) const
check fitterData, add fake phi hits if needed.
Definition: MooTrackFitter.cxx:512
skel.it
it
Definition: skel.GENtoEVGEN.py:396
Muon::MooTrackFitter::SmallLargeChambers
std::pair< int, int > SmallLargeChambers
Definition: MooTrackFitter.h:69
Muon::MuPatHit::Pseudo
@ Pseudo
Definition: MuPatHit.h:32
plotBeamSpotVxVal.cov
cov
Definition: plotBeamSpotVxVal.py:201
TrkDriftCircleMath::DCSLFitter
Definition: Tracking/TrkUtilityPackages/TrkDriftCircleMath/TrkDriftCircleMath/DCSLFitter.h:17
M_PI
#define M_PI
Definition: ActiveFraction.h:11
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore
StoreGateSvc_t m_evtStore
Pointer to StoreGate (event store by default)
Definition: AthCommonDataStore.h:390
MuonGM::sTgcReadoutElement::getDesign
const MuonChannelDesign * getDesign(const Identifier &id) const
returns the MuonChannelDesign class for the given identifier
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/sTgcReadoutElement.h:279
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_vhka
std::vector< SG::VarHandleKeyArray * > m_vhka
Definition: AthCommonDataStore.h:398
Muon::MooTrackFitter::m_matEffects
Gaudi::Property< int > m_matEffects
Definition: MooTrackFitter.h:268
AthCommonMsg< AlgTool >::msgLvl
bool msgLvl(const MSG::Level lvl) const
Definition: AthCommonMsg.h:30
Muon::MooTrackFitter::m_seedWithAvePhi
Gaudi::Property< bool > m_seedWithAvePhi
Definition: MooTrackFitter.h:293
Trk::TrackStateOnSurface::measurementOnTrack
const MeasurementBase * measurementOnTrack() const
returns MeasurementBase const overload
MuonGM::RpcReadoutElement
An RpcReadoutElement corresponds to a single RPC module; therefore typicaly a barrel muon station con...
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/RpcReadoutElement.h:55
Trk::loc2
@ loc2
generic first and second local coordinate
Definition: ParamDefs.h:35
Trk::RIO_OnTrack
Definition: RIO_OnTrack.h:70
Muon::MooTrackFitter::m_nfailedExtractPrecise
std::atomic_uint m_nfailedExtractPrecise
Definition: MooTrackFitter.h:323
Trk::alongMomentum
@ alongMomentum
Definition: PropDirection.h:20
Trk::TrkDetElementBase
Definition: TrkDetElementBase.h:52
Muon::MooTrackFitter::cleanPhiHits
bool cleanPhiHits(const EventContext &ctx, double momentum, FitterData &phiHits, const PrepVec &patternPhiHits) const
clean phi hits, returns true if anything happened during the cleaning
Definition: MooTrackFitter.cxx:1686
Muon::MooTrackFitter::m_patRecInfo
Trk::TrackInfo::TrackPatternRecoInfo m_patRecInfo
Definition: MooTrackFitter.h:270
python.TurnDataReader.dr
dr
Definition: TurnDataReader.py:112
Trk::locR
@ locR
Definition: ParamDefs.h:44
TrkDriftCircleMath::DriftCircle
This class represents a drift time measurement.
Definition: DriftCircle.h:22
MuonGM::CscReadoutElement
Definition: CscReadoutElement.h:56
read_hist_ntuple.t
t
Definition: read_hist_ntuple.py:5
Muon::MooTrackFitter::fitSplitTrack
std::unique_ptr< Trk::Track > fitSplitTrack(const EventContext &ctx, const Trk::TrackParameters &startPars, const std::vector< const Trk::TrackStateOnSurface * > &tsos) const
construct a track from a list of TSOS and a start parameters
Definition: MooTrackFitter.cxx:2149
ATH_MSG_VERBOSE
#define ATH_MSG_VERBOSE(x)
Definition: AthMsgStreamMacros.h:28
Muon::MooTrackFitter::m_pThreshold
Gaudi::Property< double > m_pThreshold
Definition: MooTrackFitter.h:298
InDetAccessor::qOverP
@ qOverP
perigee
Definition: InDetAccessor.h:35
Trk::Surface::center
const Amg::Vector3D & center() const
Returns the center position of the Surface.
Muon::MooTrackFitter::m_trackToSegmentTool
ToolHandle< IMuonTrackToSegmentTool > m_trackToSegmentTool
helper tool to convert tracks into segments
Definition: MooTrackFitter.h:278
x
#define x
LArSamples::ShapeFitter::fit
bool fit(const LArSamples::AbsShape &data, const AbsShape &reference, double &k, double &deltaT, double &chi2, const ScaledErrorData *sed=0) const
Definition: ShapeFitter.cxx:32
Muon::MooTrackFitter::createFakePhiForMeasurement
std::unique_ptr< Trk::MeasurementBase > createFakePhiForMeasurement(const Trk::MeasurementBase &measurement, const Amg::Vector3D *overlapPos, const Amg::Vector3D *phiPos, double error) const
create fake phi hit on the surface of the give measurement
Definition: MooTrackFitter.cxx:825
particleType
Definition: particleType.h:29
Identifier::is_valid
bool is_valid() const
Check if id is in a valid state.
Muon::MooTrackFitter::MeasCit
MeasVec::const_iterator MeasCit
Definition: MooTrackFitter.h:63
MuonGM::CscReadoutElement::stripLength
double stripLength(int chamberLayer, int measuresPhi, int stripNumber, double &epsilon) const
Definition: CscReadoutElement.cxx:292
TrkDriftCircleMath::Segment
Definition: Tracking/TrkUtilityPackages/TrkDriftCircleMath/TrkDriftCircleMath/Segment.h:18
Muon::MooTrackFitter::m_slProp
Gaudi::Property< bool > m_slProp
Definition: MooTrackFitter.h:291
TrkDriftCircleMath::LocVec2D
Implementation of 2 dimensional vector class.
Definition: LocVec2D.h:16
Trk::DefinedParameter
std::pair< double, ParamDefs > DefinedParameter
Definition: DefinedParameter.h:27
Trk::MuonTrackSummary::chamberHitSummary
const std::vector< ChamberHitSummary > & chamberHitSummary() const
access to the vector of chamber hit summaries on the track
Definition: MuonTrackSummary.h:148
Muon::MooTrackFitter::m_preCleanChi2Cut
Gaudi::Property< double > m_preCleanChi2Cut
Definition: MooTrackFitter.h:310
SG::VarHandleKeyArray::setOwner
virtual void setOwner(IDataHandleHolder *o)=0
Muon::MooTrackFitter::MeasVec
std::vector< const Trk::MeasurementBase * > MeasVec
Definition: MooTrackFitter.h:61
IDTPMcnv.htype
htype
Definition: IDTPMcnv.py:29
xAOD::phi
setEt phi
Definition: TrigEMCluster_v1.cxx:29
Trk::PseudoMeasurementOnTrack
Class to handle pseudo-measurements in fitters and on track objects.
Definition: PseudoMeasurementOnTrack.h:44
TrkDriftCircleMath::Line
Definition: Line.h:17
Trk::LocalParameters::get
double get(ParamDefs par) const
Retrieve specified parameter (const version).
MuonGM::MMReadoutElement::stripActiveLengthRight
double stripActiveLengthRight(const Identifier &id) const
Definition: MMReadoutElement.h:242
Trk::ParticleHypothesis
ParticleHypothesis
Definition: ParticleHypothesis.h:25
Muon::MooTrackFitter::m_runOutlier
Gaudi::Property< Trk::RunOutlierRemoval > m_runOutlier
Definition: MooTrackFitter.h:267
TileDCSDataPlotter.tit
tit
Definition: TileDCSDataPlotter.py:890
python.utils.AtlRunQueryDQUtils.p
p
Definition: AtlRunQueryDQUtils.py:210
AthCommonDataStore
Definition: AthCommonDataStore.h:52
Amg::toString
std::string toString(const Translation3D &translation, int precision=4)
GeoPrimitvesToStringConverter.
Definition: GeoPrimitivesToStringConverter.h:40
ATH_MSG_ERROR
#define ATH_MSG_ERROR(x)
Definition: AthMsgStreamMacros.h:33
Muon::MooTrackFitter::m_cleanPhiHits
Gaudi::Property< bool > m_cleanPhiHits
Definition: MooTrackFitter.h:301
ParticleGun_EoverP_Config.momentum
momentum
Definition: ParticleGun_EoverP_Config.py:63
Muon::MooTrackFitter::corruptEntry
bool corruptEntry(const MuPatCandidateBase &entry) const
sanity check for entries
Definition: MooTrackFitter.cxx:106
MuonGM::MdtReadoutElement
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/MdtReadoutElement.h:51
Muon::MuPatHitCit
MuPatHitList::const_iterator MuPatHitCit
Definition: MuPatHit.h:27
Muon::MuPatHit::OnTrack
@ OnTrack
Definition: MuPatHit.h:33
beamspotman.n
n
Definition: beamspotman.py:731
Trk::theta
@ theta
Definition: ParamDefs.h:66
endmsg
#define endmsg
Definition: AnalysisConfig_Ntuple.cxx:63
ATH_MSG_DEBUG
#define ATH_MSG_DEBUG(x)
Definition: AthMsgStreamMacros.h:29
Muon::MooTrackFitter::validMomentum
bool validMomentum(const Trk::TrackParameters &pars) const
check whether mometum of start parameter is ok
Definition: MooTrackFitter.cxx:1870
Muon::MuonStationIndex::EI
@ EI
Definition: MuonStationIndex.h:26
urldecode::states
states
Definition: urldecode.h:39
MuonGM::MdtReadoutElement::getActiveTubeLength
double getActiveTubeLength(const int tubeLayer, const int tube) const
MuonGM::sTgcReadoutElement
An sTgcReadoutElement corresponds to a single STGC module; therefore typicaly a barrel muon station c...
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/sTgcReadoutElement.h:30
Amg::Transform3D
Eigen::Affine3d Transform3D
Definition: GeoPrimitives.h:46
MuonGM::TgcReadoutElement
A TgcReadoutElement corresponds to a single TGC chamber; therefore typically a TGC station contains s...
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/TgcReadoutElement.h:42
sign
int sign(int a)
Definition: TRT_StrawNeighbourSvc.h:107
Trk::TrkDetElementBase::surface
virtual const Surface & surface() const =0
Return surface associated with this detector element.
Muon::MooTrackFitter::m_nfailedFakePrecise
std::atomic_uint m_nfailedFakePrecise
Definition: MooTrackFitter.h:324
AnalysisUtils::copy_if
Out copy_if(In first, const In &last, Out res, const Pred &p)
Definition: IFilterUtils.h:30
find_tgc_unfilled_channelids.ip
ip
Definition: find_tgc_unfilled_channelids.py:3
Trk::Surface::normal
virtual const Amg::Vector3D & normal() const
Returns the normal vector of the Surface (i.e.
Muon::MooTrackFitter::m_usePrefit
Gaudi::Property< bool > m_usePrefit
Definition: MooTrackFitter.h:296
ATH_CHECK
#define ATH_CHECK
Definition: AthCheckMacros.h:40
Muon::MooTrackFitter::removeSegmentOutliers
void removeSegmentOutliers(FitterData &fitterData) const
Definition: MooTrackFitter.cxx:1984
Trk::MuonTrackSummary
Detailed track summary for the muon system Give access to hit counts per chamber.
Definition: MuonTrackSummary.h:26
Muon::MooTrackFitter::m_preciseFirstStation
Gaudi::Property< bool > m_preciseFirstStation
Definition: MooTrackFitter.h:305
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_detStore
StoreGateSvc_t m_detStore
Pointer to StoreGate (detector store by default)
Definition: AthCommonDataStore.h:393
Muon::MuPatHit::MDT
@ MDT
Definition: MuPatHit.h:32
Trk::ParametersBase
Definition: ParametersBase.h:55
TrkDriftCircleMath::MatchDCWithLine
Definition: MatchDCWithLine.h:16
Muon::MooTrackFitter::m_ParticleHypothesis
Trk::ParticleHypothesis m_ParticleHypothesis
nomen est omen
Definition: MooTrackFitter.h:269
Muon::MooTrackFitter::m_nlowMomentum
std::atomic_uint m_nlowMomentum
Definition: MooTrackFitter.h:322
Trk::muon
@ muon
Definition: ParticleHypothesis.h:28
MuonGM::TgcReadoutElement::gangCentralWidth
double gangCentralWidth(int gasGap, int gang) const
Returns the length of the central wire in the gang.
Definition: MuonDetDescr/MuonReadoutGeometry/src/TgcReadoutElement.cxx:92
jobOption.theta
theta
Definition: jobOption.ParticleGun_fwd_sequence.py:13
DataVector< const Trk::TrackStateOnSurface >
WriteCalibToCool.swap
swap
Definition: WriteCalibToCool.py:94
Muon::MooTrackFitter::m_nfailedMinMaxPhi
std::atomic_uint m_nfailedMinMaxPhi
Definition: MooTrackFitter.h:316
TrkDriftCircleMath::DCOnTrack::OnTrack
@ OnTrack
Definition: DCOnTrack.h:20
Muon::MuPatHitPtr
std::shared_ptr< MuPatHit > MuPatHitPtr
Definition: MuPatHit.h:25
trackInfo
Definition: TrigInDetUtils.h:13
Trk::FullField
@ FullField
Field is set to be realistic, but within a given Volume.
Definition: MagneticFieldMode.h:21
AthAlgTool::AthAlgTool
AthAlgTool()
Default constructor:
Muon::MooTrackFitter::m_phiHitSelector
ToolHandle< IMuonHitSelector > m_phiHitSelector
tool to clean phi hits
Definition: MooTrackFitter.h:282
Trk::MeasurementBase::localCovariance
const Amg::MatrixX & localCovariance() const
Interface method to get the localError.
Definition: MeasurementBase.h:138
beamspotman.dir
string dir
Definition: beamspotman.py:623
Muon::MuonStationIndex::ChUnknown
@ ChUnknown
Definition: MuonStationIndex.h:16
SG::VarHandleKeyArray::renounce
virtual void renounce()=0
SG::HandleClassifier::type
std::conditional< std::is_base_of< SG::VarHandleKeyArray, T >::value, VarHandleKeyArrayType, type2 >::type type
Definition: HandleClassifier.h:54
Trk::PrepRawData
Definition: PrepRawData.h:62
Trk::MeasurementBase
Definition: MeasurementBase.h:58
GetAllXsec.entry
list entry
Definition: GetAllXsec.py:132
Trk::NoField
@ NoField
Field is set to 0., 0., 0.,.
Definition: MagneticFieldMode.h:18
Trk::Track::perigeeParameters
const Perigee * perigeeParameters() const
return Perigee.
Definition: Tracking/TrkEvent/TrkTrack/src/Track.cxx:163
merge_scale_histograms.doc
string doc
Definition: merge_scale_histograms.py:9
Trk::TrackStateOnSurface
represents the track state (measurement, material, fit parameters and quality) at a surface.
Definition: TrackStateOnSurface.h:71
Trk::PseudoMeasurementOnTrack::globalPosition
virtual const Amg::Vector3D & globalPosition() const override final
returns the global Position (interface from MeasurementBase)
Definition: PseudoMeasurementOnTrack.h:122
Trk::TrackSummary
A summary of the information contained by a track.
Definition: Tracking/TrkEvent/TrkTrackSummary/TrkTrackSummary/TrackSummary.h:287
name
std::string name
Definition: Control/AthContainers/Root/debug.cxx:228
Trk::MeasurementBase::associatedSurface
virtual const Surface & associatedSurface() const =0
Interface method to get the associated Surface.
python.subdetectors.mmg.ids
ids
Definition: mmg.py:8
Muon::MooTrackFitter::m_allowFirstFit
Gaudi::Property< bool > m_allowFirstFit
Definition: MooTrackFitter.h:297
Amg::error
double error(const Amg::MatrixX &mat, int index)
return diagonal error of the matrix caller should ensure the matrix is symmetric and the index is in ...
Definition: EventPrimitivesHelpers.h:40
Muon::MooTrackFitter::m_cosmics
Gaudi::Property< bool > m_cosmics
Definition: MooTrackFitter.h:300
Muon::MooTrackFitter::m_trackSummaryTool
ToolHandle< Trk::ITrackSummaryHelperTool > m_trackSummaryTool
Definition: MooTrackFitter.h:287
Muon::MooTrackFitter::m_nfailedFitPrecise
std::atomic_uint m_nfailedFitPrecise
Definition: MooTrackFitter.h:325
Trk::MeasurementBase::globalPosition
virtual const Amg::Vector3D & globalPosition() const =0
Interface method to get the global Position.
Muon::MooTrackFitter::cleanSegment
void cleanSegment(const MuonSegment &seg, std::set< Identifier > &removedIdentifiers) const
Definition: MooTrackFitter.cxx:1891
Amg::Vector3D
Eigen::Matrix< double, 3, 1 > Vector3D
Definition: GeoPrimitives.h:47
Muon::MuPatHitList
std::vector< MuPatHitPtr > MuPatHitList
Definition: MuPatHit.h:26
Muon::MooTrackFitter::m_nfailedParsInital
std::atomic_uint m_nfailedParsInital
Definition: MooTrackFitter.h:317
Muon::MooTrackFitter::m_propagator
ToolHandle< Trk::IPropagator > m_propagator
propagator
Definition: MooTrackFitter.h:260
Trk::MeasurementBase::localParameters
const LocalParameters & localParameters() const
Interface method to get the LocalParameters.
Definition: MeasurementBase.h:132
Muon::MooTrackFitter::m_magFieldProperties
Trk::MagneticFieldProperties m_magFieldProperties
magnetic field properties
Definition: MooTrackFitter.h:271
MuonGM::MuonChannelDesign::channelLength
double channelLength(int channel) const
STRIPS ONLY: calculate channel length for a given strip number.
Definition: MuonChannelDesign.h:391
DataVector::end
const_iterator end() const noexcept
Return a const_iterator pointing past the end of the collection.
Muon::MooTrackFitter::hasPhiConstrain
unsigned int hasPhiConstrain(FitterData &inputData) const
check whether data has sufficient phi constraints
Definition: MooTrackFitter.cxx:976
Trk::ParametersBase::momentum
const Amg::Vector3D & momentum() const
Access method for the momentum.
Muon::MooTrackFitter::m_nfailedFakeInitial
std::atomic_uint m_nfailedFakeInitial
Definition: MooTrackFitter.h:319
a
TList * a
Definition: liststreamerinfos.cxx:10
h
Trk::Surface::globalToLocal
virtual bool globalToLocal(const Amg::Vector3D &glob, const Amg::Vector3D &mom, Amg::Vector2D &loc) const =0
Specified by each surface type: GlobalToLocal method without dynamic memory allocation - boolean chec...
Muon::MooTrackFitter::m_cleaner
ToolHandle< IMuonTrackCleaner > m_cleaner
Definition: MooTrackFitter.h:284
Amg::intersect
std::optional< double > intersect(const AmgVector(N)&posA, const AmgVector(N)&dirA, const AmgVector(N)&posB, const AmgVector(N)&dirB)
Calculates the point B' along the line B that's closest to a second line A.
Definition: GeoPrimitivesHelpers.h:347
ATH_MSG_WARNING
#define ATH_MSG_WARNING(x)
Definition: AthMsgStreamMacros.h:32
MuonGM::MuonReadoutElement::getStationType
std::string getStationType() const
Definition: MuonDetDescr/MuonReadoutGeometry/MuonReadoutGeometry/MuonReadoutElement.h:189
Trk::RIO_OnTrack::identify
Identifier identify() const
return the identifier -extends MeasurementBase
Definition: RIO_OnTrack.h:152
DEBUG
#define DEBUG
Definition: page_access.h:11
AthCommonMsg< AlgTool >::msg
MsgStream & msg() const
Definition: AthCommonMsg.h:24
Trk::qOverP
@ qOverP
perigee
Definition: ParamDefs.h:67
Muon::MooTrackFitter::m_slFit
Gaudi::Property< bool > m_slFit
Definition: MooTrackFitter.h:290
MuonGM::MMReadoutElement
An MMReadoutElement corresponds to a single STGC module; therefore typicaly a barrel muon station con...
Definition: MMReadoutElement.h:25
TrkDriftCircleMath::DCOnTrack
class representing a drift circle meaurement on segment
Definition: DCOnTrack.h:16
SG::VarHandleBase::vhKey
SG::VarHandleKey & vhKey()
Return a non-const reference to the HandleKey.
Definition: StoreGate/src/VarHandleBase.cxx:623
Muon::MuonStationIndex::ChIndex
ChIndex
enum to classify the different chamber layers in the muon spectrometer
Definition: MuonStationIndex.h:15
Muon::MooTrackFitter::m_trackFitter
ToolHandle< Trk::ITrackFitter > m_trackFitter
fitter
Definition: MooTrackFitter.h:262
Muon::MuonTSOSHelper::createMeasTSOSWithUpdate
static std::unique_ptr< Trk::TrackStateOnSurface > createMeasTSOSWithUpdate(const Trk::TrackStateOnSurface &tsos, std::unique_ptr< Trk::MeasurementBase > meas, std::unique_ptr< Trk::TrackParameters > pars, Trk::TrackStateOnSurface::TrackStateOnSurfaceType type)
create a TSOS with a measurement, takes ownership of the pointers
Definition: MuonTSOSHelper.h:74
Muon::MuonStationIndex::StIndex
StIndex
enum to classify the different station layers in the muon spectrometer
Definition: MuonStationIndex.h:23
TrkDriftCircleMath::SegmentFinder
Definition: SegmentFinder.h:32
Trk::phi
@ phi
Definition: ParamDefs.h:75
python.Bindings.keys
keys
Definition: Control/AthenaPython/python/Bindings.py:798
Muon::MooTrackFitter::m_idHelperSvc
ServiceHandle< Muon::IMuonIdHelperSvc > m_idHelperSvc
Definition: MooTrackFitter.h:272
xAOD::track
@ track
Definition: TrackingPrimitives.h:512
LArCellBinning.phiRange
phiRange
Filling Phi ranges.
Definition: LArCellBinning.py:107
Muon::MooTrackFitter::fit
std::unique_ptr< Trk::Track > fit(const EventContext &ctx, const MuPatCandidateBase &firstEntry, const MuPatCandidateBase &secondEntry, const PrepVec &externalPhiHits) const
fit the hits of two MuPatCandidateBase
Definition: MooTrackFitter.cxx:175
Trk::RIO_OnTrack::detectorElement
virtual const TrkDetElementBase * detectorElement() const =0
returns the detector element, assoicated with the PRD of this class
Trk::TrackInfo::setPatternRecognitionInfo
void setPatternRecognitionInfo(const TrackPatternRecoInfo &patternReco)
Method setting the pattern recognition algorithm.
Muon::MooTrackFitter::cleanEntry
void cleanEntry(const MuPatCandidateBase &entry, std::set< Identifier > &removedIdentifiers) const
Definition: MooTrackFitter.cxx:1879
python.Constants.VERBOSE
int VERBOSE
Definition: Control/AthenaCommon/python/Constants.py:14
Muon::MooTrackFitter::createStartParameters
void createStartParameters(const EventContext &ctx, FitterData &inputData) const
create a perigee parameter give the input data
Definition: MooTrackFitter.cxx:1438
Trk::TrackSummary::muonTrackSummary
const MuonTrackSummary * muonTrackSummary() const
returns a pointer to the MuonTrackSummary if available
Trk::Surface
Definition: Tracking/TrkDetDescr/TrkSurfaces/TrkSurfaces/Surface.h:75
Amg::distance
float distance(const Amg::Vector3D &p1, const Amg::Vector3D &p2)
calculates the distance between two point in 3D space
Definition: GeoPrimitivesHelpers.h:54
Trk::Surface::transform
const Amg::Transform3D & transform() const
Returns HepGeom::Transform3D by reference.
Trk::TrkDetElementBase::center
virtual const Amg::Vector3D & center() const =0
Return the center of the element.
DataVector::size
size_type size() const noexcept
Returns the number of elements in the collection.
python.TrkVertexSeedFinderToolsConfig.finder
finder
Definition: TrkVertexSeedFinderToolsConfig.py:99
Trk::ParametersT::clone
virtual ParametersT< DIM, T, S > * clone() const override final
Virtual clone.
AthCommonDataStore::declareGaudiProperty
Gaudi::Details::PropertyBase & declareGaudiProperty(Gaudi::Property< T > &hndl, const SG::VarHandleKeyType &)
specialization for handling Gaudi::Property<SG::VarHandleKey>
Definition: AthCommonDataStore.h:156
Muon::MooTrackFitter::m_seedAtStartOfTrack
Gaudi::Property< bool > m_seedAtStartOfTrack
Definition: MooTrackFitter.h:304
mag
Scalar mag() const
mag method
Definition: AmgMatrixBasePlugin.h:26
Trk::Surface::localToGlobal
virtual void localToGlobal(const Amg::Vector2D &locp, const Amg::Vector3D &mom, Amg::Vector3D &glob) const =0
Specified by each surface type: LocalToGlobal method without dynamic memory allocation.
Trk::TrackStateOnSurface::Measurement
@ Measurement
This is a measurement, and will at least contain a Trk::MeasurementBase.
Definition: TrackStateOnSurface.h:101
Muon::MooTrackFitter::qOverPFromEntries
double qOverPFromEntries(const EventContext &ctx, const MuPatCandidateBase &firstEntry, const MuPatCandidateBase &secondEntry) const
get q/p using angle + position of the two entries
Definition: MooTrackFitter.cxx:1276
Muon::MuonStationIndex::EM
@ EM
Definition: MuonStationIndex.h:26
Muon::MuPatHit::sTGC
@ sTGC
Definition: MuPatHit.h:32
Muon::MooTrackFitter::m_edmHelperSvc
ServiceHandle< IMuonEDMHelperSvc > m_edmHelperSvc
multi purpose helper tool
Definition: MooTrackFitter.h:273
Muon::MuonStationIndex::CSL
@ CSL
Definition: MuonStationIndex.h:18
DataVector::begin
const_iterator begin() const noexcept
Return a const_iterator pointing at the beginning of the collection.
fitman.k
k
Definition: fitman.py:528
Muon::MooTrackFitter::m_overlapResolver
ToolHandle< IMuonSegmentInOverlapResolvingTool > m_overlapResolver
Definition: MooTrackFitter.h:285
Amg::setThetaPhi
void setThetaPhi(Amg::Vector3D &v, double theta, double phi)
sets the theta and phi angle of a vector without changing the magnitude
Definition: GeoPrimitivesHelpers.h:70
generate::Zero
void Zero(TH1D *hin)
Definition: generate.cxx:32
NSWL1::PadTriggerAdapter::segment
Muon::NSW_PadTriggerSegment segment(const NSWL1::PadTrigger &data)
Definition: PadTriggerAdapter.cxx:5
Muon::MooTrackFitter::getElementHalfLengths
std::pair< double, double > getElementHalfLengths(const Identifier &id, const Trk::TrkDetElementBase *ele) const
Definition: MooTrackFitter.cxx:1092
TrkDriftCircleMath::DriftCircle::InTime
@ InTime
drift time too small to be compatible with drift spectrum
Definition: DriftCircle.h:27
MuonGM::MMReadoutElement::stripActiveLengthLeft
double stripActiveLengthLeft(const Identifier &id) const
Definition: MMReadoutElement.h:229
Trk::TrackInfo::Unknown
@ Unknown
Track fitter not defined.
Definition: Tracking/TrkEvent/TrkTrack/TrkTrack/TrackInfo.h:41
Identifier
Definition: IdentifierFieldParser.cxx:14
SCT_Monitoring::summary
@ summary
Definition: SCT_MonitoringNumbers.h:65