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Muon::MuonTrackCleaner Class Reference

#include <MuonTrackCleaner.h>

Inheritance diagram for Muon::MuonTrackCleaner:
Collaboration diagram for Muon::MuonTrackCleaner:

Classes

struct  ChamberLayerStatistics
 
struct  ChamberPullInfo
 
struct  ChamberRemovalOutput
 struct to store return values of chamber removal, contains the new track plus a list the removed hits More...
 
struct  CleaningState
 
struct  EtaPhiHits
 
struct  MCTBCleaningInfo
 
struct  SortByAvePull
 
struct  SortChamberRemovalResultByChi2Ndof
 

Public Types

typedef std::vector< MCTBCleaningInfo > InfoVec
 
typedef InfoVec::iterator InfoIt
 
typedef std::set< const Trk::MeasurementBase * > MeasSet
 
typedef MeasSet::iterator MeasIt
 
typedef std::map< Identifier, ChamberPullInfo > PullChamberMap
 
typedef PullChamberMap::iterator PullChamberIt
 
typedef PullChamberMap::const_iterator PullChamberCit
 
typedef std::map< Identifier, EtaPhiHits > EtaPhiPerChamberMap
 
typedef EtaPhiPerChamberMap::iterator EtaPhiPerChamberIt
 
typedef std::vector< std::pair< double, Identifier > > PullChVec
 
typedef PullChVec::iterator PullChIt
 

Public Member Functions

 MuonTrackCleaner (const std::string &, const std::string &, const IInterface *)
 constructor More...
 
 ~MuonTrackCleaner ()=default
 destructor More...
 
StatusCode initialize () override
 AlgTool initialize. More...
 
std::unique_ptr< Trk::Track > clean (const Trk::Track &track, const EventContext &ctx) const override
 clean a track, returns a pointer to a new track if successfull. More...
 
std::unique_ptr< Trk::Track > clean (const Trk::Track &track, const std::set< Identifier > &chamberRemovalExclusionList, const EventContext &ctx) const override
 clean a track, returns a pointer to a new track if successfull. 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...
 

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< StoreGateSvc > StoreGateSvc_t
 

Private Member Functions

const Trk::ResidualPull * calculateResPul (const Trk::MeasurementBase &meas, const Trk::TrackParameters &pars) const
 calculate Residual/Pull for a given MeasurementBase + TrackParameters, ownership is transfered to user More...
 
std::unique_ptr< Trk::Track > cleanTrack (const EventContext &ctx, const Trk::Track *track, CleaningState &state) const
 clean a track, actual implementation More...
 
double calcPull (const double residual, const double locMesCov, const double locTrkCov, const bool &trkStateIsUnbiased) const
 calculate the pull given measurement error and track error More...
 
std::unique_ptr< Trk::Track > cleanCompROTs (const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
 clean up competing ROTs that consist out of two clusters More...
 
std::unique_ptr< Trk::Track > recoverFlippedMdt (const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
 flip signs of MDT hits with large pull if pull if the oppositely signed radius is small More...
 
std::unique_ptr< Trk::Track > hitCleaning (const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
 remove bad hits from track. More...
 
std::unique_ptr< Trk::Track > chamberCleaning (const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
 remove bad chamber from track. More...
 
std::unique_ptr< Trk::Track > outlierRecovery (const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state, const MuonStationIndex::ChIndex *currentIndex=nullptr) const
 recover outliers that are within the cuts. More...
 
bool isOutsideOnTrackCut (const Identifier &id, double res, double pull, double cutScaleFactor) const
 check whether hit is an outlier More...
 
ChamberRemovalOutput removeChamber (const EventContext &ctx, const std::unique_ptr< Trk::Track > &track, Identifier chId, bool removePhi, bool removeEta, CleaningState &state) const
 remove chamber from track More...
 
void init (const EventContext &ctx, const Trk::Track &track, CleaningState &state) const
 init cleaner More...
 
bool checkStations (CleaningState &state) const
 
bool checkInnerConstraint (CleaningState &state) const
 
bool checkPhiConstraint (CleaningState &state) const
 
void printStates (Trk::Track *track) const
 
std::unique_ptr< Trk::Track > fitTrack (const EventContext &ctx, Trk::Track &track, Trk::ParticleHypothesis pHyp, bool slFit) const
 
bool extractChambersToBeRemoved (CleaningState &state, std::set< Identifier > &chambersToBeRemovedSet, bool usePhi=false) const
 helper function to extract chambers that are to be removed More...
 
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 void unremoveHits (ChamberRemovalOutput &result)
 
static std::string print (ChamberLayerStatistics &statistics)
 

Private Attributes

ToolHandle< Trk::ITrackFitter > m_trackFitter
 
ToolHandle< Trk::ITrackFitter > m_slTrackFitter {this, "SLFitter", "Trk::GlobalChi2Fitter/MCTBSLFitterMaterialFromTrack"}
 
ToolHandle< Trk::IUpdator > m_measurementUpdator {this, "MeasurementUpdator", "Trk::KalmanUpdator/MuonMeasUpdator"}
 
ToolHandle< Muon::IMdtDriftCircleOnTrackCreator > m_mdtRotCreator
 
ToolHandle< IMuonCompetingClustersOnTrackCreator > m_compRotCreator
 
ToolHandle< Trk::IResidualPullCalculator > m_pullCalculator
 
ServiceHandle< Muon::IMuonEDMHelperSvc > m_edmHelperSvc
 
ToolHandle< Muon::MuonEDMPrinterTool > m_printer {this, "Printer", "Muon::MuonEDMPrinterTool/MuonEDMPrinterTool"}
 
ServiceHandle< Muon::IMuonIdHelperSvc > m_idHelperSvc {this, "MuonIdHelperSvc", "Muon::MuonIdHelperSvc/MuonIdHelperSvc"}
 
ToolHandle< Trk::IExtrapolator > m_extrapolator {this, "Extrapolator", "Trk::Extrapolator/AtlasExtrapolator"}
 
SG::ReadCondHandleKey< AtlasFieldCacheCondObj > m_fieldCacheCondObjInputKey
 
Gaudi::Property< bool > m_useMdtResiCut {this, "UseMdtResiCut", false}
 
Gaudi::Property< double > m_chi2Cut {this, "Chi2Cut", 100.}
 
Gaudi::Property< double > m_pullCut {this, "PullCut", 5.}
 
Gaudi::Property< double > m_mdtResiCut {this, "MdtResiCut", 1.}
 
Gaudi::Property< double > m_pullCutPhi {this, "PullCutPhi", 10.}
 
Gaudi::Property< double > m_associationScaleFactor {this, "AssociationScaleFactor", 0.7}
 
Gaudi::Property< unsigned int > m_ncycles {this, "CleaningCycles", 5}
 
Gaudi::Property< double > m_avePullSumPerChamberCut {this, "MaxAvePullSumPerChamber", 3.5}
 
Gaudi::Property< bool > m_recoverOutliers {this, "RecoverOutliers", true}
 
Gaudi::Property< bool > m_flipMdtDriftRadii {this, "FlipMdtDriftRadii", true}
 
Gaudi::Property< bool > m_cleanCompROTs {this, "CleanCompROTs", true}
 
Gaudi::Property< bool > m_onlyUseHitErrorInRecovery {this, "OnlyUseHitErrorInRecovery", true}
 
Gaudi::Property< double > m_adcCut {this, "AdcCut", 50.}
 
Gaudi::Property< bool > m_iterate {this, "Iterate", 0.7}
 
Gaudi::Property< bool > m_use_slFit {this, "UseSLFit", false}
 
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

Definition at line 44 of file MuonTrackCleaner.h.

Member Typedef Documentation

◆ EtaPhiPerChamberIt

typedef EtaPhiPerChamberMap::iterator Muon::MuonTrackCleaner::EtaPhiPerChamberIt

Definition at line 129 of file MuonTrackCleaner.h.

◆ EtaPhiPerChamberMap

typedef std::map<Identifier, EtaPhiHits> Muon::MuonTrackCleaner::EtaPhiPerChamberMap

Definition at line 128 of file MuonTrackCleaner.h.

◆ InfoIt

typedef InfoVec::iterator Muon::MuonTrackCleaner::InfoIt

Definition at line 94 of file MuonTrackCleaner.h.

◆ InfoVec

typedef std::vector<MCTBCleaningInfo> Muon::MuonTrackCleaner::InfoVec

Definition at line 93 of file MuonTrackCleaner.h.

◆ MeasIt

typedef MeasSet::iterator Muon::MuonTrackCleaner::MeasIt

Definition at line 97 of file MuonTrackCleaner.h.

◆ MeasSet

typedef std::set<const Trk::MeasurementBase*> Muon::MuonTrackCleaner::MeasSet

Definition at line 96 of file MuonTrackCleaner.h.

◆ PullChamberCit

typedef PullChamberMap::const_iterator Muon::MuonTrackCleaner::PullChamberCit

Definition at line 121 of file MuonTrackCleaner.h.

◆ PullChamberIt

typedef PullChamberMap::iterator Muon::MuonTrackCleaner::PullChamberIt

Definition at line 120 of file MuonTrackCleaner.h.

◆ PullChamberMap

typedef std::map<Identifier, ChamberPullInfo> Muon::MuonTrackCleaner::PullChamberMap

Definition at line 119 of file MuonTrackCleaner.h.

◆ PullChIt

typedef PullChVec::iterator Muon::MuonTrackCleaner::PullChIt

Definition at line 132 of file MuonTrackCleaner.h.

◆ PullChVec

typedef std::vector<std::pair<double, Identifier> > Muon::MuonTrackCleaner::PullChVec

Definition at line 131 of file MuonTrackCleaner.h.

◆ StoreGateSvc_t

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

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ MuonTrackCleaner()

Muon::MuonTrackCleaner::MuonTrackCleaner ( const std::string &  ty,
const std::string &  na,
const IInterface *  pa 
)

constructor

Definition at line 37 of file MuonTrackCleaner.cxx.

37  : AthAlgTool(ty, na, pa) {
38  declareInterface<IMuonTrackCleaner>(this);
39  }

◆ ~MuonTrackCleaner()

Muon::MuonTrackCleaner::~MuonTrackCleaner ( )
default

destructor

Member Function Documentation

◆ calcPull()

double Muon::MuonTrackCleaner::calcPull ( const double  residual,
const double  locMesCov,
const double  locTrkCov,
const bool &  trkStateIsUnbiased 
) const
private

calculate the pull given measurement error and track error

◆ calculateResPul()

const Trk::ResidualPull* Muon::MuonTrackCleaner::calculateResPul ( const Trk::MeasurementBase &  meas,
const Trk::TrackParameters &  pars 
) const
private

calculate Residual/Pull for a given MeasurementBase + TrackParameters, ownership is transfered to user

◆ chamberCleaning()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::chamberCleaning ( const EventContext &  ctx,
std::unique_ptr< Trk::Track >  track,
CleaningState &  state 
) const
private

remove bad chamber from track.

The returned track pointer can be zero, pointing to the initial track or a new pointer

Definition at line 466 of file MuonTrackCleaner.cxx.

467  {
468  ATH_MSG_DEBUG("run chamber cleaning on track " << m_printer->print(*track));
469 
470  if (state.chambersToBeRemoved.empty() && state.chambersToBeRemovedPhi.empty()) return track;
471 
472  if (state.pullSumPerChamber.size() == 2) {
473  // loop over chambers that should be removed, if one of them is MDT or CSC don't clean
474  // as this would result in a single chamber track
475  PullChIt chit = state.chambersToBeRemoved.begin();
476  PullChIt chit_end = state.chambersToBeRemoved.end();
477  for (; chit != chit_end; ++chit) {
478  const Identifier& chid = chit->second;
479  if (m_idHelperSvc->isMdt(chid) || m_idHelperSvc->isCsc(chid)) {
480  ATH_MSG_DEBUG(" only two precision chambers, cannot remove chamber. ");
481  return nullptr;
482  }
483  }
484  }
485 
486  if (!state.chamberRemovalExclusionList.empty()) {
487  unsigned int foundChambers = 0;
488  // loop over chambers that should be removed and check if they are in the exclusion list
489  PullChIt chit = state.chambersToBeRemoved.begin();
490  PullChIt chit_end = state.chambersToBeRemoved.end();
491  for (; chit != chit_end; ++chit) {
492  const Identifier& chid = chit->second;
493  if (m_idHelperSvc->isMdt(chid) && state.chamberRemovalExclusionList.count(chid)) {
494  ATH_MSG_DEBUG(" found excluded chamber " << m_idHelperSvc->toStringChamber(chid));
495  ++foundChambers;
496  }
497  }
498  unsigned int excludedChambers = state.chamberRemovalExclusionList.size();
499  if (foundChambers > excludedChambers) {
500  ATH_MSG_WARNING(" Found more excluded chambers than in list, this should not happen ");
501  return nullptr;
502  } else if (foundChambers == excludedChambers) {
503  ATH_MSG_DEBUG(" all excluded chambers in removal list, failing cleaning ");
504  return nullptr;
505  }
506  }
507 
508  std::vector<ChamberRemovalOutput> cleaningResults;
509  cleaningResults.reserve(state.chambersToBeRemoved.size());
510 
511  // TODO first remove hits in both eta and phi
512 
513  ATH_MSG_DEBUG(" number of chambers short listed to be removed: " << state.chambersToBeRemoved.size());
514  std::stable_sort(state.chambersToBeRemoved.begin(), state.chambersToBeRemoved.end(), SortByAvePull());
515 
516  // try all combinations of removing a chamber with eta hits
517  unsigned int nchambers = state.chambersToBeRemoved.size() + state.chambersToBeRemovedPhi.size();
518  PullChIt chit = state.chambersToBeRemoved.begin();
519  PullChIt chit_end = state.chambersToBeRemoved.end();
520  for (; chit != chit_end; ++chit) {
521  ChamberRemovalOutput result = removeChamber(ctx, track, chit->second, false, true, state);
522  if (!result.track) {
523  ATH_MSG_DEBUG(" Removed eta hits of " << m_idHelperSvc->toStringChamber(chit->second) << ", track lost ");
524  continue;
525  }
526  ATH_MSG_DEBUG(" Removed eta hits of " << m_idHelperSvc->toStringChamber(chit->second));
527  ATH_MSG_DEBUG(m_printer->print(*result.track));
528 
529  // this is an optimization for the common case where there is only one chamber to be removed
530  if (nchambers > 1) unremoveHits(result);
531 
532  cleaningResults.push_back(std::move(result));
533  } // for (chit)
534 
535  ATH_MSG_DEBUG(" number of phi chambers short listed to be removed: " << state.chambersToBeRemoved.size());
536  std::stable_sort(state.chambersToBeRemovedPhi.begin(), state.chambersToBeRemovedPhi.end(), SortByAvePull());
537  // try all combinations of removing a chamber with phi hits
538  chit = state.chambersToBeRemovedPhi.begin();
539  chit_end = state.chambersToBeRemovedPhi.end();
540  for (; chit != chit_end; ++chit) {
541  ChamberRemovalOutput result = removeChamber(ctx, track, chit->second, true, false, state);
542  if (!result.track) {
543  ATH_MSG_DEBUG(" Removed phi hits of " << m_idHelperSvc->toStringChamber(chit->second) << ", track lost ");
544  continue;
545  }
546  ATH_MSG_DEBUG(" Removed phi hits of " << m_idHelperSvc->toStringChamber(chit->second));
547  ATH_MSG_DEBUG(m_printer->print(*result.track));
548 
549  // this is an optimization for the common case where there is only one chamber to be removed
550  if (nchambers > 1) unremoveHits(result);
551 
552  cleaningResults.push_back(std::move(result));
553  }
554 
555  // if no cleaned tracks return 0
556  if (cleaningResults.empty()) return nullptr;
557  std::stable_sort(cleaningResults.begin(), cleaningResults.end(), SortChamberRemovalResultByChi2Ndof());
558  ATH_MSG_DEBUG(" chamberCleaning Results nr " << cleaningResults.size());
559  for (auto& res : cleaningResults) { ATH_MSG_DEBUG(" track " << m_printer->print(*res.track)); }
560 
561  ChamberRemovalOutput& finalResult = cleaningResults.front();
562  if (nchambers > 1) {
563  // loop over removed hits and redo 'remove'
564  for (auto* hit : finalResult.removedHits) hit->useInFit = 0;
565  }
566 
567  ATH_MSG_DEBUG(" chamberCleaning: track ");
568  ATH_MSG_DEBUG(m_printer->print(*finalResult.track));
569 
570  // make clone just in case outlier recovery fails
571  std::unique_ptr<Trk::Track> finalResultTrackClone = std::make_unique<Trk::Track>(*finalResult.track);
572 
573  init(ctx, *finalResultTrackClone, state);
574 
575  // now finally check whether the removed layer now is recoverable (happens sometimes if the segment has one or more bad hits)
576  MuonStationIndex::ChIndex removedChamberIndex = m_idHelperSvc->chamberIndex(finalResult.chId);
577  std::unique_ptr<Trk::Track> recoveredTrack = outlierRecovery(ctx, std::move(finalResult.track), state, &removedChamberIndex);
578  if (!recoveredTrack) return finalResultTrackClone;
579  init(ctx, *recoveredTrack, state);
580  return recoveredTrack;
581  }

◆ checkInnerConstraint()

bool Muon::MuonTrackCleaner::checkInnerConstraint ( CleaningState &  state) const
private

Definition at line 1528 of file MuonTrackCleaner.cxx.

1528  {
1529  unsigned int nstations = state.stations.size();
1530  if (nstations == 1 ||
1531  (nstations == 2 && (state.stations.count(MuonStationIndex::EM) && state.stations.count(MuonStationIndex::EO)))) {
1532  ATH_MSG_DEBUG(" Momentum measurement lost, cleaning given up ");
1533  return false;
1534  }
1535  return true;
1536  }

◆ checkPhiConstraint()

bool Muon::MuonTrackCleaner::checkPhiConstraint ( CleaningState &  state) const
private

Definition at line 1538 of file MuonTrackCleaner.cxx.

1538  {
1539  if (state.stations.size() == 1 && !state.nIdHits && state.nPhiConstraints < 2) {
1540  ATH_MSG_DEBUG(" Underconstraint fit " << state.nPhiConstraints);
1541  return false;
1542  }
1543  return true;
1544  }

◆ checkStations()

bool Muon::MuonTrackCleaner::checkStations ( CleaningState &  state) const
private

Definition at line 1517 of file MuonTrackCleaner.cxx.

1517  {
1518  unsigned int nstationsChamberCleaning = state.stations.size();
1519  ATH_MSG_DEBUG(" Cleaner removed full station from track: remaining layers " << nstationsChamberCleaning);
1520 
1521  if (nstationsChamberCleaning < 2) {
1522  ATH_MSG_DEBUG(" Cleaner removed all but one station from track!!! ");
1523  return false;
1524  }
1525  return true;
1526  }

◆ clean() [1/2]

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::clean ( const Trk::Track &  track,
const EventContext &  ctx 
) const
overridevirtual

clean a track, returns a pointer to a new track if successfull.

If the input track is does not require cleaning a pointer the the initial track is return in which case the user should not delete the old track! The caller should ensure the track gets deleted.

Implements Muon::IMuonTrackCleaner.

Definition at line 69 of file MuonTrackCleaner.cxx.

69  {
70  CleaningState state;
71  std::unique_ptr<Trk::Track> cleanedTrack = cleanTrack(ctx, &track, state);
72  return cleanedTrack;
73  }

◆ clean() [2/2]

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::clean ( const Trk::Track &  track,
const std::set< Identifier > &  chamberRemovalExclusionList,
const EventContext &  ctx 
) const
overridevirtual

clean a track, returns a pointer to a new track if successfull.

If the input track is does not require cleaning a pointer the the initial track is return in which case the user should not delete the old track! The cleaning will not clean if all the chambers in the exclusions list are marked as to be deleted. The caller should ensure the track gets deleted.

Implements Muon::IMuonTrackCleaner.

Definition at line 57 of file MuonTrackCleaner.cxx.

58  {
59  CleaningState state;
60  state.chamberRemovalExclusionList = chamberRemovalExclusionList;
61 
62  if (!state.chamberRemovalExclusionList.empty()) {
63  ATH_MSG_DEBUG(" Cleaning with exclusion list " << state.chamberRemovalExclusionList.size());
64  }
65 
66  std::unique_ptr<Trk::Track> cleanedTrack = cleanTrack(ctx, &track, state);
67  return cleanedTrack;
68  }

◆ cleanCompROTs()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::cleanCompROTs ( const EventContext &  ctx,
std::unique_ptr< Trk::Track >  track,
CleaningState &  state 
) const
private

clean up competing ROTs that consist out of two clusters

Definition at line 178 of file MuonTrackCleaner.cxx.

179  {
180  if (!m_cleanCompROTs || state.numberOfCleanedCompROTs == 0) return track;
181 
182  const Trk::Perigee* perigee = track->perigeeParameters();
183  if (!perigee) {
184  ATH_MSG_DEBUG(" track without perigee ");
185  return nullptr;
186  }
187 
188  ATH_MSG_DEBUG(" Clean comp rots " << state.numberOfCleanedCompROTs);
189 
190  auto tsos = std::make_unique<Trk::TrackStates>();
191  tsos->reserve(state.measInfo.size());
192 
193  unsigned int nmeas = 0;
194  // loop over hits
195  InfoIt hit = state.measInfo.begin();
196  InfoIt hit_end = state.measInfo.end();
197  for (; hit != hit_end; ++hit) {
198  // hits that are flagged as outlier or hits in the chamber to be removed are added as Outlier
199  if (!hit->useInFit) {
200  ATH_MSG_DEBUG(" removing hit " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front());
201  if (hit->inBounds)
202  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->meas, *hit->pars,
203  Trk::TrackStateOnSurface::Outlier));
204 
205  continue;
206  } else {
207  if (hit->meas) ++nmeas;
208 
209  if (hit->cleanedCompROT) {
210  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->cleanedCompROT, *hit->pars,
211  Trk::TrackStateOnSurface::Measurement));
212  ATH_MSG_DEBUG(" replacing CompROT " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front());
213  } else {
214  tsos->push_back(hit->originalState->clone());
215  }
216  }
217  }
218 
219  if (nmeas < 6) {
220  ATH_MSG_DEBUG(" too few hits, cannot recover CompROTS ");
221  return nullptr;
222  }
223 
224  // create new track
225  std::unique_ptr<Trk::Track> cleanedTrack =
226  std::make_unique<Trk::Track>(track->info(), std::move(tsos), track->fitQuality() ? track->fitQuality()->uniqueClone() : nullptr);
227  printStates(cleanedTrack.get());
228 
229  // fit new track
230  std::unique_ptr<Trk::Track> newTrack = fitTrack(ctx, *cleanedTrack, track->info().particleHypothesis(), state.slFit);
231 
232  if (newTrack) {
233  init(ctx, *newTrack, state);
234  return newTrack;
235  } else
236  return nullptr;
237  }

◆ cleanTrack()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::cleanTrack ( const EventContext &  ctx,
const Trk::Track *  track,
CleaningState &  state 
) const
private

clean a track, actual implementation

Definition at line 75 of file MuonTrackCleaner.cxx.

75  {
76  ATH_MSG_DEBUG(" Perform cleaning for track ");
77  ATH_MSG_DEBUG(m_printer->print(*track));
78 
79  init(ctx, *track, state);
80 
81  ATH_MSG_DEBUG("after init, track is " << m_printer->print(*track));
82  ATH_MSG_DEBUG(" start cleaning ");
83 
84  unsigned int nstationsInitial = state.stations.size();
85 
86  // first clean up chambers
87  std::unique_ptr<Trk::Track> chamberTrack = chamberCleaning(ctx, std::make_unique<Trk::Track>(*track), state);
88  if (!chamberTrack) {
89  ATH_MSG_DEBUG(" chamber removal failed ");
90  return nullptr;
91  }
92  ATH_MSG_DEBUG("after chamber cleaning, track is " << m_printer->print(*chamberTrack));
93 
94  // fail if only station remains on the track
95  unsigned int nstationsChamberCleaning = state.stations.size();
96  if (nstationsInitial != nstationsChamberCleaning) {
97  if (!checkStations(state)) return nullptr;
98  }
99 
100  // if performed curved fit and we did not have a vertex constraint or ID hits, reject the track if inner was removed
101  if (!state.slFit && !state.hasVertexConstraint && state.nIdHits <= 0) {
102  if (!checkInnerConstraint(state)) return nullptr;
103  }
104 
105  // if performing a single station layer cleaning without ID hits, reject track if there are insufficient phi constraints
106  if (!checkPhiConstraint(state)) return nullptr;
107 
108  // clean competing ROTs
109  std::unique_ptr<Trk::Track> cleanCompTrack = cleanCompROTs(ctx, std::move(chamberTrack), state);
110  if (!cleanCompTrack) {
111  ATH_MSG_DEBUG(" CompROT cleaning failed ");
112  return nullptr;
113  }
114  ATH_MSG_DEBUG("after comp rot cleaning, track is " << m_printer->print(*cleanCompTrack));
115 
116  // recover MDTs with flipped signs
117  std::unique_ptr<Trk::Track> flippedTrack = recoverFlippedMdt(ctx, std::move(cleanCompTrack), state);
118  if (!flippedTrack) {
119  ATH_MSG_DEBUG(" MDT sign flipping failed ");
120  return nullptr;
121  }
122  ATH_MSG_DEBUG("after flipped mdt recovery, track is " << m_printer->print(*flippedTrack));
123 
124  std::unique_ptr<Trk::Track> hitTrack = hitCleaning(ctx, std::move(flippedTrack), state);
125  if (!hitTrack) {
126  ATH_MSG_DEBUG(" track lost after outlier removal ");
127  return nullptr;
128  }
129  ATH_MSG_DEBUG("after hit cleaning, track is " << m_printer->print(*hitTrack));
130 
131  // keep this clone in case outlier recovery fails but the rest of the cleaning was succesful.
132  std::unique_ptr<Trk::Track> hitTrackClone = std::make_unique<Trk::Track>(*hitTrack);
133 
134  // fail if only one station remains
135  unsigned int nstationsHitCleaning = state.stations.size();
136  if (nstationsInitial != nstationsHitCleaning) {
137  if (!checkStations(state)) return nullptr;
138  }
139 
140  // if performed curved fit and we did not have a vertex constraint or ID hits, reject the track if inner was removed
141  if (!state.slFit && !state.hasVertexConstraint && state.nIdHits <= 0) {
142  if (!checkInnerConstraint(state)) return nullptr;
143  }
144 
145  // if performing a single station layer cleaning without ID hits, reject track if there are insufficient phi constraints
146  if (!checkPhiConstraint(state)) return nullptr;
147 
148  std::unique_ptr<Trk::Track> cleanedTrack = outlierRecovery(ctx, std::move(hitTrack), state);
149  // do not discard tracks that fail outlierRecovery, check that the track is ok
150  // note that this also performs a useful check on the quality of the cleaning in general
151  if (!cleanedTrack || !state.chambersToBeRemoved.empty() || !state.largePullMeasurements.empty()) {
152  init(ctx, *hitTrackClone, state);
153  if (!state.chambersToBeRemoved.empty() || !state.largePullMeasurements.empty()) {
154  ATH_MSG_DEBUG("Outlier recovery failure unrecoverable, reject track");
155  return nullptr;
156  } else {
157  ATH_MSG_DEBUG("Outlier recovery failed but initial track is recoverable");
158  cleanedTrack = std::move(hitTrackClone);
159  }
160  }
161 
162  if (state.nhits < state.noutliers) {
163  ATH_MSG_DEBUG(" track rejected due to high outlier ratio: hits " << state.nhits << " outliers " << state.noutliers);
164  return nullptr;
165  }
166 
167  unsigned int nstationsFinal = state.stations.size();
168  if (nstationsInitial != nstationsFinal) {
169  if (!checkStations(state)) return nullptr;
170  }
171 
172  ATH_MSG_VERBOSE(" final track " << m_printer->print(*cleanedTrack));
173  ATH_MSG_VERBOSE(m_printer->printStations(*cleanedTrack));
174 
175  return cleanedTrack;
176  }

◆ 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;
147  return AthCommonDataStore<PBASE>::declareGaudiProperty(t, 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; }

◆ extractChambersToBeRemoved()

bool Muon::MuonTrackCleaner::extractChambersToBeRemoved ( CleaningState &  state,
std::set< Identifier > &  chambersToBeRemovedSet,
bool  usePhi = false 
) const
private

helper function to extract chambers that are to be removed

Definition at line 1411 of file MuonTrackCleaner.cxx.

1412  {
1413  bool doCleaning = false;
1414  PullChamberMap& pullSumPerChamber = usePhi ? state.pullSumPerChamberPhi : state.pullSumPerChamber;
1415  PullChVec& chambersToBeRemoved = usePhi ? state.chambersToBeRemovedPhi : state.chambersToBeRemoved;
1416 
1417  PullChamberCit cit = pullSumPerChamber.begin();
1418  PullChamberCit cit_end = pullSumPerChamber.end();
1419  if (msgLvl(MSG::DEBUG)) {
1420  if (!pullSumPerChamber.empty()) msg() << MSG::DEBUG << "Chamber pulls " << pullSumPerChamber.size() << ":";
1421  }
1422  int ndof = 0;
1423  double pulltot = 0.;
1424  for (; cit != cit_end; ++cit) {
1425  double avePull = cit->second.pullSum / cit->second.nhits;
1426  pulltot += cit->second.pullSum;
1427  ndof += cit->second.nhits;
1428  double avePullReduced = cit->second.nhits > 1 ? (cit->second.pullSum - cit->second.maxPull) / (cit->second.nhits - 1) : avePull;
1429  if (msgLvl(MSG::DEBUG))
1430  msg() << MSG::DEBUG << std::endl
1431  << " chamber " << m_idHelperSvc->toStringChamber(cit->first) << " pull sum " << cit->second.pullSum << " max pull "
1432  << cit->second.maxPull << " nhits " << cit->second.nhits << " ave pull " << avePull << " reduced ave pull "
1433  << avePullReduced;
1434  if (avePull > m_avePullSumPerChamberCut) {
1435  doCleaning = true;
1436  if (cit->second.nhits > 3 && avePullReduced < m_avePullSumPerChamberCut) {
1437  if (msgLvl(MSG::DEBUG)) msg() << MSG::DEBUG << " large pull sum ignored ";
1438  doCleaning = false;
1439  } else {
1440  if (msgLvl(MSG::DEBUG)) msg() << MSG::DEBUG << " large pull sum => removing";
1441  if (!chambersToBeRemovedSet.count(cit->first)) {
1442  chambersToBeRemoved.emplace_back(avePull, cit->first);
1443  chambersToBeRemovedSet.insert(cit->first);
1444  }
1445  }
1446  }
1447  }
1448  if (msgLvl(MSG::DEBUG)) msg() << endmsg;
1449  bool dropMore = false;
1450  if (dropMore && pulltot * pulltot > 2. * ndof * ndof) {
1451  doCleaning = true;
1452  if (msgLvl(MSG::DEBUG)) msg() << MSG::DEBUG << " large pull per dof " << pulltot << " ndof " << ndof << endmsg;
1453  }
1454 
1455  if (doCleaning && m_iterate) {
1456  cit = pullSumPerChamber.begin();
1457  for (; cit != cit_end; ++cit) {
1458  double avePull = cit->second.pullSum / cit->second.nhits;
1459  if (!chambersToBeRemovedSet.count(cit->first)) {
1460  chambersToBeRemoved.emplace_back(avePull, cit->first);
1461  chambersToBeRemovedSet.insert(cit->first);
1462  }
1463  }
1464  }
1465 
1466  if (dropMore && doCleaning && m_iterate) {
1467  // add trigger chambers
1468  cit = state.pullSumPerChamberEta.begin();
1469  cit_end = state.pullSumPerChamberEta.end();
1470  for (; cit != cit_end; ++cit) {
1471  double avePull = cit->second.pullSum / cit->second.nhits;
1472  if (!chambersToBeRemovedSet.count(cit->first)) {
1473  chambersToBeRemoved.emplace_back(avePull, cit->first);
1474  chambersToBeRemovedSet.insert(cit->first);
1475  }
1476  }
1477  }
1478 
1479  return doCleaning;
1480  }

◆ 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

◆ fitTrack()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::fitTrack ( const EventContext &  ctx,
Trk::Track &  track,
Trk::ParticleHypothesis  pHyp,
bool  slFit 
) const
private

Definition at line 1558 of file MuonTrackCleaner.cxx.

1559  {
1560  return slFit ? m_slTrackFitter->fit(ctx, track, false, pHyp) : m_trackFitter->fit(ctx, track, false, pHyp);
1561  }

◆ hitCleaning()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::hitCleaning ( const EventContext &  ctx,
std::unique_ptr< Trk::Track >  track,
CleaningState &  state 
) const
private

remove bad hits from track.

The returned track pointer can be zero, pointing to the initial track or a new pointer

Definition at line 300 of file MuonTrackCleaner.cxx.

301  {
302  if (state.largePullMeasurements.empty()) return track;
303  ATH_MSG_DEBUG(" trying outlier removal ");
304 
305  const Trk::Perigee* perigee = track->perigeeParameters();
306  if (!perigee) {
307  ATH_MSG_DEBUG("input track without perigee ");
308  return nullptr;
309  }
310 
311  std::unique_ptr<Trk::Track> newTrack;
312 
313  for (unsigned int n = 0; n < m_ncycles; ++n) {
314  // sanity check, should not remove too many hits
315  if (state.largePullMeasurements.size() > 10) {
316  ATH_MSG_DEBUG(" Too many outliers, cannot perform cleaning ");
317  return nullptr;
318  }
319 
320  ATH_MSG_VERBOSE(" outlier removal cycle " << n);
321 
322  auto tsos = std::make_unique<Trk::TrackStates>();
323  tsos->reserve(state.measInfo.size());
324  ATH_MSG_VERBOSE("cleaning track with " << state.measInfo.size() << " hits");
325 
326  unsigned int nmeas = 0;
327  unsigned int nremovedPhi = 0;
328  bool hasSmall = false;
329  bool hasLarge = false;
330  MCTBCleaningInfo* firstPhi = nullptr;
331  MCTBCleaningInfo* lastPhi = nullptr;
332  std::map<MuonStationIndex::StIndex, std::pair<bool, bool> > slCountsPerStationLayer;
333  // loop over hits
334  InfoIt hit = state.measInfo.begin();
335  InfoIt hit_end = state.measInfo.end();
336  for (; hit != hit_end; ++hit) {
337  bool remove = state.largePullMeasurements.count(hit->meas) || !hit->inBounds || hit->isNoise;
338  // hits that are flagged as outlier or hits in the chamber to be removed are added as Outlier
339  if (!hit->useInFit || remove) {
340  hit->useInFit = 0;
341 
342  // count number of phi outliers
343  if (!hit->id.is_valid() || m_idHelperSvc->measuresPhi(hit->id)) ++nremovedPhi;
344 
345  if (remove) {
346  std::string inb = hit->inBounds ? " inBounds" : " outBounds";
347  ATH_MSG_DEBUG(" removing hit " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front()
348  << inb);
349  }
350  if (hit->inBounds) {
351  if (hit->cleanedCompROT) {
352  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->cleanedCompROT, *hit->pars,
353  Trk::TrackStateOnSurface::Outlier));
354  } else {
355  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->meas, *hit->pars,
356  Trk::TrackStateOnSurface::Outlier));
357  }
358  }
359  continue;
360  } else {
361  if (hit->resPull)
362  ATH_MSG_DEBUG(" keeping hit " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front());
363 
364  if (hit->meas) {
365  ++nmeas;
366  if (!hit->id.is_valid() || m_idHelperSvc->measuresPhi(hit->id)) {
367  if (!firstPhi)
368  firstPhi = &(*hit);
369  else
370  lastPhi = &(*hit);
371  }
372 
373  if (hit->id.is_valid() && m_idHelperSvc->isMdt(hit->id)) {
374  MuonStationIndex::StIndex stIndex = MuonStationIndex::toStationIndex(hit->chIndex);
375  bool isSmall = m_idHelperSvc->isSmallChamber(hit->id);
376  bool isLarge = !isSmall;
377  // look for layer
378  std::map<MuonStationIndex::StIndex, std::pair<bool, bool> >::iterator pos =
379  slCountsPerStationLayer.find(stIndex);
380 
381  // if not found add current
382  if (pos == slCountsPerStationLayer.end())
383  slCountsPerStationLayer[stIndex] = std::make_pair(isSmall, isLarge);
384  else {
385  // update
386  if (isSmall) slCountsPerStationLayer[stIndex].first = true;
387  if (isLarge) slCountsPerStationLayer[stIndex].second = true;
388  }
389  }
390  }
391  if (!hit->originalState) ATH_MSG_DEBUG("no original state!");
392  tsos->push_back(hit->originalState->clone());
393  }
394  }
395  // loop over sl map and count the overlaps
396  unsigned int noverlaps = 0;
397  for (auto [index, slCounts] : slCountsPerStationLayer) {
398  if (!hasSmall && slCounts.first) hasSmall = true;
399  if (!hasLarge && slCounts.second) hasLarge = true;
400  if (slCounts.first && slCounts.second) ++noverlaps;
401  }
402  // now update for the case there are small and large chambers but not in the same layer
403  if (noverlaps == 0 && hasSmall && hasLarge) ++noverlaps;
404 
405  if (nmeas < 6) {
406  ATH_MSG_DEBUG(" too few hits, cannot perform hitCleaning ");
407  return nullptr;
408  }
409 
410  ATH_MSG_DEBUG(" nremovedPhi " << nremovedPhi << " noverlaps " << noverlaps << " nid " << state.nIdHits);
411  if (firstPhi) ATH_MSG_DEBUG(" hasFirstPhi: " << m_idHelperSvc->toString(firstPhi->id));
412  if (lastPhi) ATH_MSG_DEBUG(" hasLastPhi: " << m_idHelperSvc->toString(lastPhi->id));
413 
414  // only perform check on phi constraints if any phi hits were removed
415  if (nremovedPhi > 0) {
416  bool hasPhiConstraint = false;
417 
418  if (state.nIdHits > 0)
419  hasPhiConstraint = true; // ok if ID hits
420  else if (firstPhi && noverlaps > 0)
421  hasPhiConstraint = true; // ok if one phi hit + one overlap
422  else if (noverlaps > 1)
423  hasPhiConstraint = true; // ok if two overlaps
424  else if (firstPhi && lastPhi && firstPhi->pars && lastPhi->pars) {
425  double distPhi =
426  std::abs((firstPhi->pars->position() - lastPhi->pars->position()).dot(firstPhi->pars->momentum().unit()));
427  ATH_MSG_DEBUG(" Distance between phi hits " << distPhi);
428  if (distPhi > 450.) hasPhiConstraint = true;
429  }
430  if (!hasPhiConstraint) {
431  ATH_MSG_DEBUG("Lost phi constraint during track cleaning, reject track");
432  return nullptr;
433  }
434  }
435 
436  // create new track
437  std::unique_ptr<Trk::Track> cleanedTrack =
438  std::make_unique<Trk::Track>(track->info(), std::move(tsos), track->fitQuality() ? track->fitQuality()->uniqueClone() : nullptr);
439 
440  // fit new track
441  printStates(cleanedTrack.get());
442 
443  newTrack = fitTrack(ctx, *cleanedTrack, track->info().particleHypothesis(), state.slFit);
444 
445  if (!newTrack) {
446  return nullptr;
447  } else {
448  const Trk::Perigee* perigee = newTrack->perigeeParameters();
449  if (!perigee) {
450  ATH_MSG_DEBUG(" track without perigee ");
451  return nullptr;
452  }
453  // reinitialize cleaner
454  init(ctx, *newTrack, state);
455  }
456 
457  if (state.largePullMeasurements.empty()) {
458  ATH_MSG_DEBUG(" cleaning ended successfully after cycle " << n);
459  return newTrack;
460  }
461  }
462 
463  return nullptr;
464  }

◆ init()

void Muon::MuonTrackCleaner::init ( const EventContext &  ctx,
const Trk::Track &  track,
CleaningState &  state 
) const
private

init cleaner

Definition at line 796 of file MuonTrackCleaner.cxx.

796  {
797  // Tell clang to optimize assuming that FP exceptions can trap.
798  // Otherwise, it can vectorize the division, which can lead to
799  // spurious division-by-zero traps from unused vector lanes.
800  CXXUTILS_TRAPPING_FP;
801 
802  state.nscatterers = 0;
803  state.numberOfFlippedMdts = 0;
804  state.numberOfCleanedCompROTs = 0;
805  state.nhits = 0;
806  state.noutliers = 0;
807  state.pullSum = ChamberPullInfo();
808  state.pullSumPhi = ChamberPullInfo();
809  state.pullSumTrigEta = ChamberPullInfo();
810  state.chambersToBeRemoved.clear();
811  state.chambersToBeRemovedPhi.clear();
812  state.pullSumPerChamber.clear();
813  state.pullSumPerChamberPhi.clear();
814  state.pullSumPerChamberEta.clear();
815  state.hitsPerChamber.clear();
816  state.outBoundsPerChamber.clear();
817  state.measInfo.clear();
818  state.largePullMeasurements.clear();
819  state.chamberLayerStatistics.clear();
820  state.stations.clear();
821  state.phiLayers.clear();
822  state.hasOfBoundsOutliers = false;
823  state.hasVertexConstraint = false;
824  state.hasSmall = false;
825  state.hasLarge = false;
826  state.nIdHits = 0;
827  state.nPseudoMeasurements = 0;
828  state.nPhiConstraints = 0;
829 
830  MagField::AtlasFieldCache fieldCache;
831  // Get field cache object
832  SG::ReadCondHandle<AtlasFieldCacheCondObj> readHandle{m_fieldCacheCondObjInputKey, ctx};
833  if (!readHandle.isValid()) {
834  ATH_MSG_ERROR("Failed to retrieve AtlasFieldCacheCondObj with key " << m_fieldCacheCondObjInputKey.key());
835  return;
836  }
837  readHandle->getInitializedCache(fieldCache);
838 
839  state.slFit = !fieldCache.toroidOn() || m_edmHelperSvc->isSLTrack(track);
840  if (m_use_slFit) state.slFit = true;
841 
842  // loop over track and calculate residuals
843  const Trk::TrackStates* states = track.trackStateOnSurfaces();
844  if (!states) {
845  ATH_MSG_WARNING(" track without states, cannot perform cleaning ");
846  return;
847  }
848 
849  ATH_MSG_DEBUG(" init: " << m_printer->print(track));
850 
851  state.measInfo.reserve(states->size());
852 
853  std::set<int> rpcLayers;
854  std::set<int> tgcLayers;
855  const Trk::MeasurementBase* mdtmeas = nullptr;
856  double largestmdtpull = -999;
857 
858  // loop over TSOSs
859  for (const Trk::TrackStateOnSurface* tsit : *states) {
860  if (tsit->type(Trk::TrackStateOnSurface::Perigee))
861  ATH_MSG_DEBUG(tsit->dumpType() << ", parameters " << *tsit->trackParameters());
862  const Trk::TrackParameters* pars = tsit->trackParameters();
863  if (!pars) {
864  state.measInfo.emplace_back(tsit);
865  continue;
866  }
867 
868  if (tsit->type(Trk::TrackStateOnSurface::Scatterer)) {
869  const Trk::MaterialEffectsBase* matEff = tsit->materialEffectsOnTrack();
870  const Trk::MaterialEffectsOnTrack* matTrk = dynamic_cast<const Trk::MaterialEffectsOnTrack*>(matEff);
871  ATH_MSG_VERBOSE(" Scatterer: r " << pars->position().perp() << " z " << pars->position().z());
872  if (matEff) ATH_MSG_VERBOSE(" X0 " << matEff->thicknessInX0());
873  if (matTrk && matTrk->scatteringAngles()) {
874  const Trk::ScatteringAngles* scatAngle = matTrk->scatteringAngles();
875  ATH_MSG_VERBOSE(" pull phi " << scatAngle->deltaPhi() / scatAngle->sigmaDeltaPhi() << " pull theta "
876  << scatAngle->deltaTheta() / scatAngle->sigmaDeltaTheta());
877  }
878  if (matTrk && matTrk->energyLoss()) {
879  const Trk::EnergyLoss* eloss = matTrk->energyLoss();
880  ATH_MSG_DEBUG(" eloss " << eloss->deltaE());
881  }
882  ++state.nscatterers;
883  state.measInfo.emplace_back(tsit);
884  continue;
885  }
886 
887  // check whether state is a measurement
888  const Trk::MeasurementBase* meas = tsit->measurementOnTrack();
889  if (!meas) {
890  state.measInfo.emplace_back(tsit);
891  continue;
892  }
893 
894  Identifier id = m_edmHelperSvc->getIdentifier(*meas);
895  bool pseudo = !id.is_valid();
896  if (pseudo) ++state.nPseudoMeasurements;
897 
898  if (!pseudo && !m_idHelperSvc->mdtIdHelper().is_muon(id)) {
899  ATH_MSG_VERBOSE(" TSOS is not a muon hit, position: r " << pars->position().perp() << " z " << pars->position().z());
900 
901  // count ID hits on track
902  if (tsit->type(Trk::TrackStateOnSurface::Measurement) && m_idHelperSvc->mdtIdHelper().is_indet(id)) { ++state.nIdHits; }
903  state.measInfo.emplace_back(tsit);
904  continue;
905  }
906 
907  // check whether there is a vertex constraint
908  if (pseudo && dynamic_cast<const Trk::PseudoMeasurementOnTrack*>(meas) && pars->associatedSurface().center().perp() < 200.) {
909  state.hasVertexConstraint = true;
910  }
911 
912  Identifier chId = pseudo ? id : m_idHelperSvc->chamberId(id);
913  bool measuresPhi = pseudo ? true : m_idHelperSvc->measuresPhi(id);
914 
915  // bound checks
916  Amg::Vector2D locPos;
917  if (!meas->associatedSurface().globalToLocal(pars->position(), pars->position(), locPos)) {
918  ATH_MSG_DEBUG(" localToGlobal failed !!!!! ");
919  continue;
920  }
921  bool inBounds = true;
922  double tol1 = 100.;
923  double tol2 = 2 * tol1;
924  if (!pseudo && m_idHelperSvc->isMdt(id)) tol1 = 5.;
925 
926  // we need a special bound check for MDTs so we cast to SL surface
927  const Trk::StraightLineSurface* slSurf = dynamic_cast<const Trk::StraightLineSurface*>(&meas->associatedSurface());
928  // we need a special bound check also for MMs to consider edge passivation
929  const MMClusterOnTrack* mmClusterOnTrack = dynamic_cast<const MMClusterOnTrack*>(meas);
930 
931  if (slSurf) {
932  // perform bound check only for second coordinate
933  inBounds = slSurf->bounds().insideLoc2(locPos, tol2);
934  } else if (mmClusterOnTrack) {
935  // for MM, perform the bound check from the detector element
936  inBounds = mmClusterOnTrack->detectorElement()->insideActiveBounds(id, locPos, tol1, tol2);
937  } else {
938  inBounds = meas->associatedSurface().insideBounds(locPos, tol1, tol2);
939  }
940 
941  MuonStationIndex::ChIndex chIndex = !pseudo ? m_idHelperSvc->chamberIndex(id) : MuonStationIndex::ChUnknown;
942 
943  // pointer to resPull: workaround because a const pointer is returned
944  std::optional<Trk::ResidualPull> resPull{m_pullCalculator->residualPull(
945  meas, pars, tsit->type(Trk::TrackStateOnSurface::Outlier) ? Trk::ResidualPull::Unbiased : Trk::ResidualPull::Biased)};
946  if (!resPull) {
947  ATH_MSG_DEBUG(" calculation of residual/pull failed !!!!! ");
948  continue;
949  }
950  int pullSize = resPull->pull().size();
951  double residual = resPull->residual().front();
952  double pull = std::abs(resPull->pull().front());
953 
954  // sanity check
955  if (!pseudo && pullSize != 1) {
956  ATH_MSG_WARNING(" ResidualPull vector has size " << pullSize << " for channel " << m_idHelperSvc->toString(id));
957  continue;
958  }
959 
960  bool isMDT = !pseudo ? m_idHelperSvc->isMdt(id) : false;
961  double error = pull > 0.001 ? std::abs(residual / pull) : 1000.;
962  double rDrift = isMDT ? meas->localParameters()[Trk::locR] : 0.;
963  double rTrack = isMDT ? pars->parameters()[Trk::locR] : 0.;
964  double rTrackAbs = std::abs(rTrack);
965  double flippedResidual = isMDT ? rDrift + rTrack : 1e10;
966  double flippedPull = isMDT ? std::abs(flippedResidual / error) : 1e10;
967 
968  bool isNoise = false;
969  bool isOutlier = isOutsideOnTrackCut(id, residual, pull, 1);
970  bool isRecoverable = m_recoverOutliers && !isOutlier && !isOutsideOnTrackCut(id, residual, pull, m_associationScaleFactor);
971  bool flippedIsRecoverable =
972  isMDT && flippedPull < pull - 0.1 && !isOutsideOnTrackCut(id, flippedResidual, flippedPull, m_associationScaleFactor);
973  double innerRadius = 14.6;
974  if (isMDT) {
975  const MdtDriftCircleOnTrack* mdtdc = dynamic_cast<const MdtDriftCircleOnTrack*>(meas);
976  if (mdtdc) innerRadius = mdtdc->detectorElement()->innerTubeRadius();
977  }
978 
979  bool isDelta = isOutlier && isMDT && rTrackAbs < innerRadius && rTrackAbs > std::abs(rDrift);
980 
981  // remove all outliers that are too far from the track
982  if (isOutlier) {
983  if (isMDT) {
984  if (rTrackAbs > innerRadius) inBounds = false;
985  } else if (pull > 10.) {
986  inBounds = false;
987  }
988  }
989 
990  std::unique_ptr<MdtDriftCircleOnTrack> mdtRotFlipped;
991  std::unique_ptr<const CompetingMuonClustersOnTrack> updatedCompRot;
992  bool flipSign = false;
993  if (!pseudo) {
994  const MdtDriftCircleOnTrack* mdtRot = isMDT ? dynamic_cast<const MdtDriftCircleOnTrack*>(meas) : nullptr;
995  if (mdtRot && mdtRot->prepRawData() && mdtRot->prepRawData()->adc() < m_adcCut) {
996  isNoise = true;
997  isOutlier = true;
998  isRecoverable = false;
999  flippedIsRecoverable = false;
1000  isDelta = false;
1001  }
1002  if (flippedIsRecoverable) {
1003  residual = flippedResidual;
1004  pull = flippedPull;
1005  flipSign = true;
1006  }
1007  if (!isNoise && flipSign) {
1008  if (mdtRot) {
1009  mdtRotFlipped = std::make_unique<MdtDriftCircleOnTrack>(*mdtRot);
1010  Trk::DriftCircleSide side = rDrift < 0. ? Trk::RIGHT : Trk::LEFT;
1011  m_mdtRotCreator->updateSign(*mdtRotFlipped, side);
1012  double rDriftFlip = mdtRotFlipped->localParameters()[Trk::locR];
1013  int signRot = rDrift < 0 ? -1 : 1;
1014  int signRotFlip = rDriftFlip < 0 ? -1 : 1;
1015  if (rDrift != 0. && signRot == signRotFlip) {
1016  ATH_MSG_WARNING(" failed to flip sign of MDT " << rDrift << " flip " << rDriftFlip);
1017  }
1018  } else {
1019  ATH_MSG_WARNING(" failed to dynamic_cast measurement with MDT Identifier to a MdtDriftCircleOnTrack");
1020  }
1021  } else {
1022  // if the outlier MDT is not recoverable by flipping the sign, add it as the worst outlier
1023  if (isOutlier && isMDT && pull > largestmdtpull && !tsit->type(Trk::TrackStateOnSurface::Outlier)) {
1024  largestmdtpull = pull;
1025  mdtmeas = meas;
1026  }
1027  }
1028 
1029  if (measuresPhi) {
1030  bool isRpc = m_idHelperSvc->isRpc(id);
1031  if (isRpc) {
1032  int layer = 0;
1033  MuonStationIndex::StIndex stIndex = m_idHelperSvc->stationIndex(id);
1034  if (stIndex == Muon::MuonStationIndex::BM && m_idHelperSvc->rpcIdHelper().doubletR(id) == 1)
1035  layer = 1;
1036  else if (stIndex == Muon::MuonStationIndex::BO)
1037  layer = 2;
1038  rpcLayers.insert(layer);
1039  }
1040 
1041  bool isTgc = m_idHelperSvc->isTgc(id);
1042  if (isTgc) {
1043  int layer = 0;
1044  MuonStationIndex::StIndex stIndex = m_idHelperSvc->stationIndex(id);
1045  if (stIndex == Muon::MuonStationIndex::EM) {
1046  std::string stName = m_idHelperSvc->chamberNameString(id);
1047  if (stName[1] == '1')
1048  layer = 1;
1049  else if (stName[1] == '2')
1050  layer = 2;
1051  else if (stName[1] == '3')
1052  layer = 3;
1053  else {
1054  ATH_MSG_WARNING("Unable to calculate TGC layer for " << m_idHelperSvc->toString(id));
1055  layer = -1;
1056  }
1057  }
1058  if (layer != -1) tgcLayers.insert(layer);
1059  }
1060  if (m_idHelperSvc->issTgc(id)) {
1061  int layer = 4;
1062  if (m_idHelperSvc->stgcIdHelper().multilayer(id) == 2) layer = 5;
1063  tgcLayers.insert(layer);
1064  ATH_MSG_VERBOSE("adding STGC phi hit " << layer << " size " << tgcLayers.size());
1065  }
1066  }
1067 
1068  if (m_cleanCompROTs) {
1069  const CompetingMuonClustersOnTrack* crot = (measuresPhi && !isMDT && m_idHelperSvc->isRpc(id))
1070  ? dynamic_cast<const CompetingMuonClustersOnTrack*>(meas)
1071  : nullptr;
1072  if (crot) {
1073  ATH_MSG_DEBUG(" CompetingMuonClustersOnTrack with rots " << crot->numberOfContainedROTs());
1074  double minpos = 0.;
1075  double minres = 0.;
1076  double maxres = 0.;
1077  double absminres = 0.;
1078  double absmaxres = 0.;
1079  for (unsigned int i = 0; i < crot->numberOfContainedROTs(); ++i) {
1080  const MuonClusterOnTrack* cluster = &crot->rioOnTrack(i);
1081  if (!cluster) continue;
1082  double residual = cluster->localParameters()[Trk::locX] - pars->parameters()[Trk::locX];
1083  double absres = residual < 0. ? -1. * residual : residual;
1084  if (i == 0) {
1085  minres = residual;
1086  maxres = residual;
1087  minpos = cluster->localParameters()[Trk::locX];
1088  absminres = absres;
1089  absmaxres = absres;
1090  } else if (absres < absminres) {
1091  minres = residual;
1092  absminres = absres;
1093  minpos = cluster->localParameters()[Trk::locX];
1094  } else if (absres > absmaxres) {
1095  maxres = residual;
1096  absmaxres = absres;
1097  }
1098  ATH_MSG_VERBOSE(" ROT " << m_idHelperSvc->toString(cluster->identify()) << " lpos "
1099  << cluster->localParameters()[Trk::locX] << " pars " << pars->parameters()[Trk::locX]
1100  << " residual " << residual);
1101  }
1102  ATH_MSG_DEBUG(" residuals: min " << minres << " max " << maxres << " diff " << maxres - minres);
1103  bool splitCompRot = false;
1104  if (std::abs(maxres - minres) > 100 && absmaxres - absminres > 20 && crot->numberOfContainedROTs() < 20) {
1105  ATH_MSG_DEBUG(" recoverable double cluster ");
1106  splitCompRot = true;
1107  }
1108  if (splitCompRot) {
1109  std::list<const Trk::PrepRawData*> prdList;
1110  ATH_MSG_DEBUG(" Splitting comp rot ");
1111  for (unsigned int i = 0; i < crot->numberOfContainedROTs(); ++i) {
1112  const MuonClusterOnTrack* cluster = &crot->rioOnTrack(i);
1113  if (!cluster) continue;
1114  double residual = cluster->localParameters()[Trk::locX] - minpos;
1115  double absres = residual < 0. ? -1. * residual : residual;
1116  if (absres < 40) {
1117  ATH_MSG_DEBUG(" NEW ROT " << m_idHelperSvc->toString(cluster->identify()) << " lpos "
1118  << cluster->localParameters()[Trk::locX] << " pars "
1119  << pars->parameters()[Trk::locX] << " residual " << residual);
1120  prdList.push_back(cluster->prepRawData());
1121  }
1122  }
1123  if (prdList.empty()) {
1124  ATH_MSG_WARNING("No clusters selected during comprot cleaning, keeping old cluster");
1125  } else {
1126  updatedCompRot=m_compRotCreator->createBroadCluster(prdList, 0.);
1127  ++state.numberOfCleanedCompROTs;
1128  }
1129  }
1130  }
1131  }
1132  }
1133 
1134  state.measInfo.emplace_back(id, chId, chIndex, inBounds, residual, pull, tsit, meas, pars, std::move(resPull), nullptr);
1135  MCTBCleaningInfo& info = state.measInfo.back();
1136  if (flipSign) { info.flippedMdt = std::move(mdtRotFlipped); }
1137  info.isNoise = isNoise;
1138  if (updatedCompRot) {
1139  ATH_MSG_DEBUG("updated competing ROT");
1140  info.cleanedCompROT = std::move(updatedCompRot);
1141  if (info.cleanedCompROT->associatedSurface() != meas->associatedSurface()) {
1142  std::unique_ptr<Trk::TrackParameters> exPars = m_extrapolator->extrapolate(ctx,
1143  *pars, info.cleanedCompROT->associatedSurface(),
1144  Trk::anyDirection, false, Trk::muon);
1145  if (!exPars) {
1146  ATH_MSG_WARNING("Update of comp rot parameters failed, keeping old ones");
1147  info.cleanedCompROT.reset();
1148  } else {
1149  info.pars = exPars.get();
1150  state.parsToBeDeleted.emplace_back(std::move(exPars));
1151  }
1152  }
1153  }
1154 
1155  ChamberLayerStatistics& chamberStatistics = state.chamberLayerStatistics[chIndex];
1156  chamberStatistics.chIndex = chIndex;
1157 
1158  if (tsit->type(Trk::TrackStateOnSurface::Outlier)) {
1159  ATH_MSG_DEBUG(" Outlier " << m_idHelperSvc->toString(id) << m_printer->print(*(info.resPull)));
1160  if (isMDT)
1161  ATH_MSG_DEBUG(" r_drift " << rDrift << " r_trk " << rTrack << " dr " << std::setw(7)
1162  << Amg::error(meas->localCovariance(), Trk::locR));
1163  if (isNoise) ATH_MSG_DEBUG(" noise ");
1164  if (!inBounds)
1165  ATH_MSG_DEBUG(" outBounds ");
1166  else {
1167  ATH_MSG_DEBUG(" inBounds ");
1168  if (flippedIsRecoverable)
1169  ATH_MSG_DEBUG(" flipped is recoverable, rFlipped " << info.flippedMdt->localParameters()[Trk::locR]);
1170  else if (isRecoverable)
1171  ATH_MSG_DEBUG(" recoverable ");
1172  else if (isDelta)
1173  ATH_MSG_DEBUG(" delta ");
1174  }
1175 
1176  if (!inBounds) {
1177  state.hasOfBoundsOutliers = true;
1178  ++chamberStatistics.noutBounds;
1179  } else if (flippedIsRecoverable || isRecoverable)
1180  ++chamberStatistics.nrecoverableOutliers;
1181  else if (isDelta)
1182  ++chamberStatistics.ndeltas;
1183  else if (pull < 10)
1184  ++chamberStatistics.noutliers;
1185 
1186  if (!pseudo) ++state.noutliers; // don't count pseudos here
1187  info.useInFit = 0;
1188  continue;
1189  }
1190 
1191  // if we get here could be as hit
1192  ++chamberStatistics.nhits;
1193  if (!pseudo) ++state.nhits; // pseudo's shouldn't count here
1194 
1195  if (flipSign) ++state.numberOfFlippedMdts;
1196 
1197  std::string idString = pseudo ? " Pseudomeasurement " : m_idHelperSvc->toString(id);
1198  std::string boundCheck = inBounds ? "inBounds" : "outBounds";
1199  ATH_MSG_VERBOSE(m_printer->print(*(info.resPull)) << " " << idString << " " << boundCheck);
1200  if (isNoise)
1201  ATH_MSG_VERBOSE(" noise");
1202  else if (isOutlier)
1203  ATH_MSG_VERBOSE(" outlier");
1204  if (isMDT) {
1205  ATH_MSG_VERBOSE(" r_drift " << std::setw(8) << rDrift << " r_trk " << std::setw(7) << rTrack << " dr " << std::setw(7)
1206  << Amg::error(meas->localCovariance(), Trk::locR));
1207  if (flipSign)
1208  ATH_MSG_VERBOSE(" flipped rDrift " << info.flippedMdt->localParameters()[Trk::locR] << " pull " << flippedPull);
1209  else if (isDelta)
1210  ATH_MSG_VERBOSE(" delta ");
1211  } else {
1212  const RpcClusterOnTrack* rpc = dynamic_cast<const RpcClusterOnTrack*>(meas);
1213  if (!rpc) {
1214  const CompetingMuonClustersOnTrack* crot = dynamic_cast<const CompetingMuonClustersOnTrack*>(meas);
1215  if (crot) { rpc = dynamic_cast<const RpcClusterOnTrack*>(crot->containedROTs().front()); }
1216  }
1217  if (rpc) ATH_MSG_DEBUG(" time " << rpc->prepRawData()->time() - rpc->globalPosition().mag() / 300.);
1218  }
1219 
1220  if (pseudo) {
1221  // pseudo measurements should not be included in chamber hit removal so stop here
1222  if (!isNoise && isOutlier) { state.largePullPseudoMeasurements.insert(meas); }
1223  continue;
1224 
1225  } else {
1226  // count hits
1227  EtaPhiHits& hits = state.hitsPerChamber[info.chId];
1228  if (measuresPhi)
1229  ++hits.nphi;
1230  else
1231  ++hits.neta;
1232 
1233  // bound checks
1234  if (!inBounds) {
1235  EtaPhiHits& outHits = state.outBoundsPerChamber[info.chId];
1236  if (measuresPhi)
1237  ++outHits.nphi;
1238  else
1239  ++outHits.neta;
1240  }
1241 
1242  // measurements with large pull
1243  if (!tsit->type(Trk::TrackStateOnSurface::Outlier) && isOutlier && !isMDT) { state.largePullMeasurements.insert(meas); }
1244 
1245  // pulls per chamber
1246  if (!m_idHelperSvc->isTrigger(info.chId)) {
1247  ChamberPullInfo& pullInfoHits = measuresPhi ? state.pullSumPhi : state.pullSum;
1248  pullInfoHits.pullSum += pull;
1249  ++pullInfoHits.nhits;
1250  if (pull > pullInfoHits.maxPull) pullInfoHits.maxPull = pull;
1251 
1252  ChamberPullInfo& pullInfoCh = measuresPhi ? state.pullSumPerChamberPhi[info.chId] : state.pullSumPerChamber[info.chId];
1253  pullInfoCh.pullSum += pull;
1254  ++pullInfoCh.nhits;
1255  if (pull > pullInfoCh.maxPull) pullInfoCh.maxPull = pull;
1256  } else {
1257  ChamberPullInfo& pullInfoTrig = measuresPhi ? state.pullSumPhi : state.pullSumTrigEta;
1258  if (!measuresPhi) state.pullSumPerChamberEta[info.chId];
1259  pullInfoTrig.pullSum += pull;
1260  ++pullInfoTrig.nhits;
1261  if (pull > pullInfoTrig.maxPull) pullInfoTrig.maxPull = pull;
1262  }
1263  }
1264  }
1265 
1266  // if there was an MDT outlier add it to the list of hits to be removed
1267  if (mdtmeas) state.largePullMeasurements.insert(mdtmeas);
1268 
1269  // check whether we have sufficient layers to savely clean the RPC/TGC comp rots
1270  unsigned int nphiLayers = rpcLayers.size() + tgcLayers.size();
1271  if (state.hasVertexConstraint) { nphiLayers += 1; }
1272  if (state.nIdHits > 0) { nphiLayers += 2; }
1273 
1274  if ((nphiLayers > 2) && state.numberOfCleanedCompROTs > 0) {
1275  ATH_MSG_DEBUG(" Sufficient constraints to clean competing ROTs: trigger layers " << nphiLayers);
1276  } else {
1277  // reset counter so no cleaning is performed
1278  state.numberOfCleanedCompROTs = 0;
1279  }
1280 
1281  // update sl fit configuration if track has ID hits or vertex constraint
1282  if (!m_use_slFit && state.slFit && (state.hasVertexConstraint || state.nIdHits > 0) && fieldCache.solenoidOn()) {
1283  state.slFit = false;
1284  }
1285 
1286  if (state.hasVertexConstraint || state.nIdHits) {
1287  if (state.hasVertexConstraint) ATH_MSG_DEBUG(" Track has vertex contraint:");
1288  if (state.nIdHits > 0) ATH_MSG_DEBUG(" Track has ID Hits: " << state.nIdHits);
1289  if (fieldCache.solenoidOn())
1290  ATH_MSG_DEBUG(" Solenoid On");
1291  else
1292  ATH_MSG_DEBUG(" Solenoid Off");
1293  if (fieldCache.toroidOn())
1294  ATH_MSG_DEBUG(" Toroid On");
1295  else
1296  ATH_MSG_DEBUG(" Toroid Off");
1297  if (state.slFit)
1298  ATH_MSG_DEBUG(" Use SL fit");
1299  else
1300  ATH_MSG_DEBUG(" Use curved fit");
1301  }
1302 
1303  std::set<Identifier> chambersToBeRemoved, chambersToBeRemovedPhi, goodEtaLayers, goodPhiLayers;
1304 
1305  // check whether there are any chambers in eta that should be removed
1306  extractChambersToBeRemoved(state, chambersToBeRemoved);
1307 
1308  // check whether there are any chambers in phi that should be removed
1309  extractChambersToBeRemoved(state, chambersToBeRemovedPhi, true);
1310 
1311  ATH_MSG_DEBUG("Chambers on track summary:");
1312 
1313  EtaPhiPerChamberIt chit = state.hitsPerChamber.begin();
1314  EtaPhiPerChamberIt chit_end = state.hitsPerChamber.end();
1315  for (; chit != chit_end; ++chit) {
1316  if (!chit->first.is_valid()) continue;
1317 
1318  bool isPrec = m_idHelperSvc->isMdt(chit->first) || m_idHelperSvc->isCsc(chit->first) || m_idHelperSvc->isMM(chit->first) ||
1319  m_idHelperSvc->issTgc(chit->first);
1320  if (isPrec) {
1321  MuonStationIndex::StIndex stIndex = m_idHelperSvc->stationIndex(chit->first);
1322  state.stations.insert(stIndex);
1323  }
1324 
1325  EtaPhiHits& nhits = chit->second;
1326  EtaPhiHits& noutBounds = state.outBoundsPerChamber[chit->first];
1327  ATH_MSG_DEBUG(" chamber " << m_idHelperSvc->toStringChamber(chit->first) << " eta hits " << nhits.neta << " outBounds "
1328  << noutBounds.neta << " phi hits " << nhits.nphi << " outBounds " << noutBounds.nphi);
1329  if (nhits.neta != 0 && nhits.neta == noutBounds.neta) {
1330  ATH_MSG_DEBUG(" --> All eta hits out of bounds ");
1331  // remove eta hits for this chamber
1332  double fakePull = 1000. * nhits.neta;
1333  if (!chambersToBeRemoved.count(chit->first)) {
1334  // just add it
1335  state.chambersToBeRemoved.emplace_back(fakePull, chit->first);
1336  chambersToBeRemoved.insert(chit->first);
1337  } else {
1338  // replace existing entry if new one has larger Pull
1339  PullChIt pIt = state.chambersToBeRemoved.begin();
1340  PullChIt pIt_end = state.chambersToBeRemoved.end();
1341  for (; pIt != pIt_end; ++pIt) {
1342  if (pIt->second == chit->first && pIt->first < fakePull) {
1343  pIt->first = fakePull;
1344  break;
1345  }
1346  }
1347  }
1348  } else {
1349  if (noutBounds.neta != 0) ATH_MSG_DEBUG(" --> Some eta hits out of bounds ");
1350 
1351  if (isPrec && nhits.neta > 0) {
1352  if (m_idHelperSvc->isSmallChamber(chit->first))
1353  state.hasSmall = true;
1354  else
1355  state.hasLarge = true;
1356  }
1357  }
1358  if (nhits.nphi != 0 && nhits.nphi == noutBounds.nphi) {
1359  ATH_MSG_DEBUG(" --> All phi hits out of bounds ");
1360  // remove phi hits for this chamber
1361  double fakePull = 1000. * nhits.nphi;
1362  if (!chambersToBeRemovedPhi.count(chit->first)) {
1363  // just add it
1364  state.chambersToBeRemovedPhi.emplace_back(fakePull, chit->first);
1365  chambersToBeRemovedPhi.insert(chit->first);
1366  } else {
1367  // replace existing entry if new one has larger pull
1368  PullChIt pIt = state.chambersToBeRemovedPhi.begin();
1369  PullChIt pIt_end = state.chambersToBeRemovedPhi.end();
1370  for (; pIt != pIt_end; ++pIt) {
1371  if (pIt->second == chit->first) {
1372  pIt->first = std::max(pIt->first, fakePull);
1373  break;
1374  }
1375  }
1376  }
1377  } else {
1378  if (noutBounds.nphi != 0) ATH_MSG_DEBUG(" --> Some phi hits out of bounds ");
1379  if (nhits.nphi > 0) {
1380  MuonStationIndex::PhiIndex phiIndex = m_idHelperSvc->phiIndex(chit->first);
1381  state.phiLayers.insert(phiIndex);
1382  }
1383  }
1384  }
1385 
1386  state.nPhiConstraints = state.phiLayers.size() + state.nPseudoMeasurements;
1387  if (state.hasLarge && state.hasSmall) ++state.nPhiConstraints;
1388  if (state.stations.size() == 1 && nphiLayers > 1) ++state.nPhiConstraints;
1389 
1390  double pull_precisionhits = -1.;
1391  if (state.pullSum.nhits != 0) { pull_precisionhits = state.pullSum.pullSum / state.pullSum.nhits; }
1392  double pull_triggerhits = -1.;
1393  if (state.pullSumTrigEta.nhits != 0) { pull_triggerhits = state.pullSumTrigEta.pullSum / state.pullSumTrigEta.nhits; }
1394  double pull_phihits = -1.;
1395  if (state.pullSumPhi.nhits != 0) { pull_phihits = state.pullSumPhi.pullSum / state.pullSumPhi.nhits; }
1396  ATH_MSG_DEBUG(" pull sum: precision hits "
1397  << pull_precisionhits << " trigger eta " << pull_triggerhits << " phi " << pull_phihits << " measurements "
1398  << state.measInfo.size() << std::endl
1399  << " precision chambers " << state.pullSumPerChamber.size() << " hits with large pull "
1400  << state.largePullMeasurements.size() << " pseudos with large pull " << state.largePullPseudoMeasurements.size()
1401  << " chambers to be removed " << state.chambersToBeRemoved.size() << " phi " << state.chambersToBeRemovedPhi.size()
1402  << " phi lay " << state.phiLayers.size() << " phi constr " << state.nPhiConstraints);
1403 
1404  if (state.pullSumPhi.nhits != 0) {
1405  double phiPull = state.pullSumPhi.pullSum / state.pullSumPhi.nhits;
1406  if (state.stations.size() == 1 && phiPull > 5.) { ATH_MSG_DEBUG(" Single station track with large phi pulls!! "); }
1407  } else
1408  ATH_MSG_DEBUG(" Track with no phi hits!! ");
1409  }

◆ initialize()

StatusCode Muon::MuonTrackCleaner::initialize ( )
override

AlgTool initialize.

Definition at line 41 of file MuonTrackCleaner.cxx.

41  {
42  ATH_CHECK(m_trackFitter.retrieve());
43  ATH_CHECK(m_slTrackFitter.retrieve());
44  ATH_CHECK(m_idHelperSvc.retrieve());
45  ATH_CHECK(m_edmHelperSvc.retrieve());
46  ATH_CHECK(m_printer.retrieve());
47  ATH_CHECK(m_extrapolator.retrieve());
48  ATH_CHECK(m_pullCalculator.retrieve());
49  ATH_CHECK(m_mdtRotCreator.retrieve());
50  ATH_CHECK(m_compRotCreator.retrieve());
51  ATH_CHECK(m_measurementUpdator.retrieve());
52  ATH_CHECK(m_fieldCacheCondObjInputKey.initialize());
53 
54  return StatusCode::SUCCESS;
55  }

◆ 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::IMuonTrackCleaner::interfaceID ( )
inlinestaticinherited

access to tool interface

Definition at line 18 of file IMuonTrackCleaner.h.

18  {
19  static const InterfaceID IID_IMuonTrackCleaner("Muon::IMuonTrackCleaner", 1, 0);
20  return IID_IMuonTrackCleaner;
21  }

◆ isOutsideOnTrackCut()

bool Muon::MuonTrackCleaner::isOutsideOnTrackCut ( const Identifier &  id,
double  res,
double  pull,
double  cutScaleFactor 
) const
private

check whether hit is an outlier

Definition at line 1482 of file MuonTrackCleaner.cxx.

1482  {
1483  bool isMdt = id.is_valid() ? m_idHelperSvc->isMdt(id) : false;
1484  bool measuresPhi = id.is_valid() ? m_idHelperSvc->measuresPhi(id) : false;
1485 
1486  // look at pulls and identify outliers
1487  double pullCut = measuresPhi ? m_pullCutPhi : m_pullCut;
1488 
1489  if (isMdt) {
1490  // if mdt residual cut is activated check whether the residual is small that 80% of the cut of
1491  if (m_useMdtResiCut) {
1492  return std::abs(res) > cutScaleFactor * m_mdtResiCut;
1493  } else {
1494  return std::abs(pull) > cutScaleFactor * pullCut;
1495  }
1496  } else {
1497  return std::abs(pull) > cutScaleFactor * pullCut;
1498  }
1499  }

◆ 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  }

◆ outlierRecovery()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::outlierRecovery ( const EventContext &  ctx,
std::unique_ptr< Trk::Track >  track,
CleaningState &  state,
const MuonStationIndex::ChIndex *  currentIndex = nullptr 
) const
private

recover outliers that are within the cuts.

If the additional chamber index is provided, the code will only consider that particular layer

Definition at line 660 of file MuonTrackCleaner.cxx.

662  {
663  const Trk::Perigee* perigee = track->perigeeParameters();
664  if (!perigee) {
665  ATH_MSG_DEBUG(" track without perigee ");
666  return nullptr;
667  }
668 
669  ATH_MSG_VERBOSE(" outlierRecovery: ");
670  if (currentIndex) ATH_MSG_VERBOSE(" layer " << MuonStationIndex::chName(*currentIndex));
671  ATH_MSG_VERBOSE(" printing chamber statistics ");
672 
673  for (auto [stationIndex, layer] : state.chamberLayerStatistics) {
674  if (stationIndex == MuonStationIndex::ChUnknown) continue;
675  ATH_MSG_VERBOSE(print(layer));
676  }
677 
678  std::set<MuonStationIndex::ChIndex> recoverableLayers;
679  for (auto [stationIndex, layer] : state.chamberLayerStatistics) {
680  if (stationIndex == MuonStationIndex::ChUnknown) continue;
681 
682  // skip all chamber layers except the requested one
683  if (currentIndex && *currentIndex != stationIndex) continue;
684 
685  ChamberLayerStatistics& statistics = layer;
686  unsigned int nhits = statistics.nhits;
687  unsigned int noutliers = statistics.noutliers;
688  // unsigned int ndeltas = statistics.ndeltas;
689  unsigned int nrecoverableOutliers = statistics.nrecoverableOutliers;
690  unsigned int noutBounds = statistics.noutBounds;
691 
692  if (nrecoverableOutliers > 0) {
693  if (nhits + nrecoverableOutliers > 2 &&
694  ((noutBounds == 0 && noutliers == 0) || (nrecoverableOutliers != 0 && noutliers < 2))) {
695  recoverableLayers.insert(stationIndex);
696  ATH_MSG_DEBUG(" found recoverable layer " << MuonStationIndex::chName(statistics.chIndex));
697  }
698  }
699  }
700 
701  // if there is nothing to be done exit
702  if (recoverableLayers.empty() && !state.hasOfBoundsOutliers) return track;
703  bool addedHits = false;
704  unsigned int removedOutOfBoundsHits(0);
705 
706  auto tsos = std::make_unique<Trk::TrackStates>();
707  tsos->reserve(state.measInfo.size());
708 
709  // loop over hits
710  for (auto& hit : state.measInfo) {
711  if (!hit.useInFit) {
712  if (hit.inBounds) {
713  if (recoverableLayers.count(hit.chIndex)) {
714  // check whether we can savely add hits in this chamber to the track
715  bool recover = !isOutsideOnTrackCut(hit.id, hit.residual, hit.pull, m_associationScaleFactor);
716  if (recover && m_onlyUseHitErrorInRecovery && hit.pars) {
717  std::optional<const Trk::ResidualPull> resPull{
718  m_pullCalculator->residualPull(hit.meas, hit.pars, Trk::ResidualPull::HitOnly)};
719  if (!resPull) {
720  ATH_MSG_DEBUG(" calculation of residual/pull failed !!!!! ");
721  recover = false;
722  } else {
723  recover = !isOutsideOnTrackCut(hit.id, resPull->residual().front(), std::abs(resPull->pull().front()),
724 
725  m_associationScaleFactor);
726  }
727  }
728  if (recover) {
729  ATH_MSG_DEBUG(" adding outlier " << m_idHelperSvc->toString(hit.id) << " pull " << std::setw(7) << hit.pull);
730  if (hit.flippedMdt) {
731  double rDrift = hit.meas->localParameters()[Trk::locR];
732  double rDriftFlip = hit.flippedMdt->localParameters()[Trk::locR];
733  double rTrack = hit.pars->parameters()[Trk::locR];
734  ATH_MSG_DEBUG(" flipped MDT: r_orig " << rDrift << " flip " << rDriftFlip << " rTrack " << rTrack);
735  }
736  addedHits = true;
737  const Trk::MeasurementBase* newMeas = hit.flippedMdt ? hit.flippedMdt.get() : hit.meas;
738 
739  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit.originalState, *newMeas, *hit.pars,
740  Trk::TrackStateOnSurface::Measurement));
741  } else {
742  tsos->push_back(hit.originalState->clone());
743  }
744  }
745  // layer not recoverable, drop the outliers: but if RPC, TGC, or CSC, expect track to go through all layers, so add a
746  // hole instead
747  if (m_idHelperSvc->isRpc(hit.id) || m_idHelperSvc->isTgc(hit.id) || m_idHelperSvc->isCsc(hit.id))
748  tsos->push_back(MuonTSOSHelper::createHoleTSOS(hit.pars->uniqueClone()));
749  } else {
750  ++removedOutOfBoundsHits;
751  // if RPC, TGC, or CSC, expect track to go through all layers: add a hole to replace lost outlier
752  if (m_idHelperSvc->isRpc(hit.id) || m_idHelperSvc->isTgc(hit.id) || m_idHelperSvc->isCsc(hit.id))
753  tsos->push_back(MuonTSOSHelper::createHoleTSOS(hit.pars->uniqueClone()));
754  ATH_MSG_DEBUG(" removing out of bounds outlier " << m_idHelperSvc->toString(hit.id) << " pull " << std::setw(7)
755  << hit.pull);
756  }
757  } else {
758  tsos->push_back(hit.originalState->clone());
759  }
760  }
761 
762  if (!addedHits && removedOutOfBoundsHits == 0) {
763  ATH_MSG_DEBUG(" track unchanged ");
764  return track;
765  }
766 
767  if (tsos->size() < 6) {
768  ATH_MSG_WARNING(" too few hits, cannot add hits. This should not happen ");
769  return nullptr;
770  }
771 
772  // create new track
773  std::unique_ptr<Trk::Track> cleanedTrack =
774  std::make_unique<Trk::Track>(track->info(), std::move(tsos), track->fitQuality() ? track->fitQuality()->uniqueClone() : nullptr);
775 
776  if (!addedHits) {
777  ATH_MSG_DEBUG(" only removed out of bound hits, returning track without new fit ");
778  return cleanedTrack;
779  }
780 
781  // fit new track
782  printStates(cleanedTrack.get());
783 
784  std::unique_ptr<Trk::Track> newTrack = fitTrack(ctx, *cleanedTrack, track->info().particleHypothesis(), state.slFit);
785 
786  if (newTrack) {
787  ATH_MSG_DEBUG("Outlier recovery successfull ");
788  init(ctx, *newTrack, state);
789  } else {
790  ATH_MSG_DEBUG("refit after outlier recovery failed ");
791  }
792 
793  return newTrack;
794  }

◆ 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.

◆ print()

std::string Muon::MuonTrackCleaner::print ( MuonTrackCleaner::ChamberLayerStatistics &  statistics)
staticprivate

Definition at line 1501 of file MuonTrackCleaner.cxx.

1501  {
1502  std::ostringstream sout;
1503 
1504  unsigned int nhits = statistics.nhits;
1505  unsigned int noutliers = statistics.noutliers;
1506  unsigned int ndeltas = statistics.ndeltas;
1507  unsigned int nrecoverableOutliers = statistics.nrecoverableOutliers;
1508  unsigned int noutBounds = statistics.noutBounds;
1509 
1510  sout << MuonStationIndex::chName(statistics.chIndex) << " hits " << std::setw(6) << nhits << " outliers " << std::setw(6)
1511  << noutliers << " deltas " << std::setw(6) << ndeltas << " recoverableOutliers " << std::setw(6) << nrecoverableOutliers
1512  << " outBounds " << std::setw(6) << noutBounds;
1513 
1514  return sout.str();
1515  }

◆ printStates()

void Muon::MuonTrackCleaner::printStates ( Trk::Track *  track) const
private

Definition at line 1551 of file MuonTrackCleaner.cxx.

1551  {
1552  const Trk::TrackStates* states = track->trackStateOnSurfaces();
1553  int nStates = 0;
1554  if (states) nStates = states->size();
1555  ATH_MSG_DEBUG("Calling fit with hits: " << nStates<<std::endl<<m_printer->printMeasurements(*track));
1556  }

◆ recoverFlippedMdt()

std::unique_ptr< Trk::Track > Muon::MuonTrackCleaner::recoverFlippedMdt ( const EventContext &  ctx,
std::unique_ptr< Trk::Track >  track,
CleaningState &  state 
) const
private

flip signs of MDT hits with large pull if pull if the oppositely signed radius is small

Definition at line 239 of file MuonTrackCleaner.cxx.

240  {
241  if (!m_flipMdtDriftRadii || state.numberOfFlippedMdts == 0) return track;
242 
243  const Trk::Perigee* perigee = track->perigeeParameters();
244  if (!perigee) {
245  ATH_MSG_DEBUG(" track without perigee ");
246  return nullptr;
247  }
248 
249  ATH_MSG_DEBUG(" Trying to flip MDT signs: total number of hits with wrong sign " << state.numberOfFlippedMdts);
250 
251  auto tsos = std::make_unique<Trk::TrackStates>();
252  tsos->reserve(state.measInfo.size());
253 
254  unsigned int nmeas = 0;
255  // loop over hits
256  InfoIt hit = state.measInfo.begin();
257  InfoIt hit_end = state.measInfo.end();
258  for (; hit != hit_end; ++hit) {
259  // hits that are flagged as outlier or hits in the chamber to be removed are added as Outlier
260  if (!hit->useInFit) {
261  ATH_MSG_DEBUG(" removing hit " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front());
262  if (hit->inBounds)
263  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->meas, *hit->pars,
264  Trk::TrackStateOnSurface::Outlier));
265 
266  continue;
267  } else {
268  if (hit->meas) ++nmeas;
269 
270  if (hit->flippedMdt) {
271  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit->originalState, *hit->flippedMdt, *hit->pars,
272  Trk::TrackStateOnSurface::Measurement));
273  ATH_MSG_DEBUG(" flipping sign hit " << m_idHelperSvc->toString(hit->id) << " pull " << hit->resPull->pull().front());
274  } else {
275  tsos->push_back(hit->originalState->clone());
276  }
277  }
278  }
279 
280  if (nmeas < 6) {
281  ATH_MSG_DEBUG(" too few hits, cannot flip MDT hit sign ");
282  return nullptr;
283  }
284 
285  // create new track
286  std::unique_ptr<Trk::Track> cleanedTrack =
287  std::make_unique<Trk::Track>(track->info(), std::move(tsos), track->fitQuality() ? track->fitQuality()->uniqueClone() : nullptr);
288  printStates(cleanedTrack.get());
289 
290  // fit new track
291  std::unique_ptr<Trk::Track> newTrack = fitTrack(ctx, *cleanedTrack, track->info().particleHypothesis(), state.slFit);
292 
293  if (newTrack) {
294  init(ctx, *newTrack, state);
295  return newTrack;
296  } else
297  return nullptr;
298  }

◆ removeChamber()

MuonTrackCleaner::ChamberRemovalOutput Muon::MuonTrackCleaner::removeChamber ( const EventContext &  ctx,
const std::unique_ptr< Trk::Track > &  track,
Identifier  chId,
bool  removePhi,
bool  removeEta,
CleaningState &  state 
) const
private

remove chamber from track

Definition at line 583 of file MuonTrackCleaner.cxx.

585  {
586  ATH_MSG_DEBUG(" removing chamber " << m_idHelperSvc->toStringChamber(chId));
587 
588  // store result
589  ChamberRemovalOutput result;
590  result.chId = chId;
591  const Trk::Perigee* perigee = track->perigeeParameters();
592  if (!perigee) {
593  ATH_MSG_DEBUG(" track without perigee ");
594  return result;
595  }
596 
597  auto tsos = std::make_unique<Trk::TrackStates>();
598  tsos->reserve(state.measInfo.size());
599 
600  unsigned int nmeas = 0;
601  // loop over hits
602  std::set<Identifier> stations{};
603  for (MCTBCleaningInfo& hit : state.measInfo) {
604  if (hit.id.is_valid()) {
605  bool measuresPhi = m_idHelperSvc->measuresPhi(hit.id);
606  bool remove = hit.chId == chId && ((removePhi && measuresPhi) || (removeEta && !measuresPhi));
607  // hits that are flagged as outlier or hits in the chamber to be removed are added as Outlier
608  if (!hit.useInFit || remove) {
609  ATH_MSG_DEBUG(" removing hit " << m_idHelperSvc->toString(hit.id) << " pull " << hit.resPull->pull().front());
610  // add as outlier
611  if (hit.inBounds)
612  tsos->push_back(MuonTSOSHelper::cloneTSOSWithUpdate(*hit.originalState, *hit.meas, *hit.pars,
613  Trk::TrackStateOnSurface::Outlier));
614 
615  // if removed, add hit to vector of hits
616  // but only if the hit was not already an outlier to be skipped!
617  if (remove && hit.useInFit) result.removedHits.push_back(&hit);
618  hit.useInFit = 0;
619  continue;
620  }
621  }
622  if (hit.meas) {
623  ++nmeas;
624  // Through how many detector layers went actually the track ?
625  if (m_idHelperSvc->isMdt(hit.id)) stations.insert(m_idHelperSvc->mdtIdHelper().multilayerID(hit.id));
626  // Keep it for the run 2 legacy
627  else if (m_idHelperSvc->isCsc(hit.id)) stations.insert(m_idHelperSvc->cscIdHelper().elementID(hit.id));
628  // Multilayer defines here whether the track went through the IP or HO wedge
629  else if (m_idHelperSvc->isMM(hit.id)) stations.insert(m_idHelperSvc->mmIdHelper().multilayerID(hit.id));
630  // Hits on track in the site before or after the Micromega wedges... yeah micromega sandwich
631  else if (m_idHelperSvc->issTgc(hit.id)) stations.insert(m_idHelperSvc->stgcIdHelper().multilayerID(hit.id));
632  }
633  tsos->push_back(hit.originalState->clone());
634  }
635 
636  if (nmeas < 6 || stations.size() < 2) {
637  ATH_MSG_DEBUG(" too few hits, cannot perform chamberCleaning ");
638  return result;
639  }
640 
641  // create new track
642  std::unique_ptr<Trk::Track> cleanedTrack =
643  std::make_unique<Trk::Track>(track->info(), std::move(tsos), track->fitQuality() ? track->fitQuality()->uniqueClone() : nullptr);
644 
645  // fit new track
646  printStates(cleanedTrack.get());
647 
648  if (!cleanedTrack->perigeeParameters()) { ATH_MSG_DEBUG(" track without perigee "); }
649 
650  std::unique_ptr<Trk::Track> newTrack = fitTrack(ctx, *cleanedTrack, track->info().particleHypothesis(), state.slFit);
651 
652  if (newTrack && !newTrack->perigeeParameters()) {
653  ATH_MSG_DEBUG(" fitted track without perigee " << *newTrack << " " << newTrack->perigeeParameters());
654  }
655 
656  result.track = std::move(newTrack);
657  return result;
658  }

◆ 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  }

◆ 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.

◆ unremoveHits()

void Muon::MuonTrackCleaner::unremoveHits ( ChamberRemovalOutput &  result)
staticprivate

Definition at line 1546 of file MuonTrackCleaner.cxx.

1546  {
1547  // loop over removed hits and 'unremove' them so they are used in the next iteration
1548  for (auto* hit : result.removedHits) hit->useInFit = 1;
1549  }

◆ 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  }

Member Data Documentation

◆ m_adcCut

Gaudi::Property<double> Muon::MuonTrackCleaner::m_adcCut {this, "AdcCut", 50.}
private

Definition at line 315 of file MuonTrackCleaner.h.

◆ m_associationScaleFactor

Gaudi::Property<double> Muon::MuonTrackCleaner::m_associationScaleFactor {this, "AssociationScaleFactor", 0.7}
private

Definition at line 308 of file MuonTrackCleaner.h.

◆ m_avePullSumPerChamberCut

Gaudi::Property<double> Muon::MuonTrackCleaner::m_avePullSumPerChamberCut {this, "MaxAvePullSumPerChamber", 3.5}
private

Definition at line 310 of file MuonTrackCleaner.h.

◆ m_chi2Cut

Gaudi::Property<double> Muon::MuonTrackCleaner::m_chi2Cut {this, "Chi2Cut", 100.}
private

Definition at line 304 of file MuonTrackCleaner.h.

◆ m_cleanCompROTs

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_cleanCompROTs {this, "CleanCompROTs", true}
private

Definition at line 313 of file MuonTrackCleaner.h.

◆ m_compRotCreator

ToolHandle<IMuonCompetingClustersOnTrackCreator> Muon::MuonTrackCleaner::m_compRotCreator
private
Initial value:
{
this, "CompRotCreator", "Muon::TriggerChamberClusterOnTrackCreator/TriggerChamberClusterOnTrackCreator"}

Definition at line 290 of file MuonTrackCleaner.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<Muon::IMuonEDMHelperSvc> Muon::MuonTrackCleaner::m_edmHelperSvc
private
Initial value:
{this, "edmHelper", "Muon::MuonEDMHelperSvc/MuonEDMHelperSvc",
"Handle to the service providing the IMuonEDMHelperSvc interface"}

Definition at line 294 of file MuonTrackCleaner.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore
privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_extrapolator

ToolHandle<Trk::IExtrapolator> Muon::MuonTrackCleaner::m_extrapolator {this, "Extrapolator", "Trk::Extrapolator/AtlasExtrapolator"}
private

Definition at line 298 of file MuonTrackCleaner.h.

◆ m_fieldCacheCondObjInputKey

SG::ReadCondHandleKey<AtlasFieldCacheCondObj> Muon::MuonTrackCleaner::m_fieldCacheCondObjInputKey
private
Initial value:
{this, "AtlasFieldCacheCondObj", "fieldCondObj",
"Name of the Magnetic Field conditions object key"}

Definition at line 300 of file MuonTrackCleaner.h.

◆ m_flipMdtDriftRadii

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_flipMdtDriftRadii {this, "FlipMdtDriftRadii", true}
private

Definition at line 312 of file MuonTrackCleaner.h.

◆ m_idHelperSvc

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

Definition at line 297 of file MuonTrackCleaner.h.

◆ m_iterate

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_iterate {this, "Iterate", 0.7}
private

Definition at line 316 of file MuonTrackCleaner.h.

◆ m_mdtResiCut

Gaudi::Property<double> Muon::MuonTrackCleaner::m_mdtResiCut {this, "MdtResiCut", 1.}
private

Definition at line 306 of file MuonTrackCleaner.h.

◆ m_mdtRotCreator

ToolHandle<Muon::IMdtDriftCircleOnTrackCreator> Muon::MuonTrackCleaner::m_mdtRotCreator
private
Initial value:
{this, "MdtRotCreator",
"Muon::MdtDriftCircleOnTrackCreator/MdtDriftCircleOnTrackCreator"}

Definition at line 288 of file MuonTrackCleaner.h.

◆ m_measurementUpdator

ToolHandle<Trk::IUpdator> Muon::MuonTrackCleaner::m_measurementUpdator {this, "MeasurementUpdator", "Trk::KalmanUpdator/MuonMeasUpdator"}
private

Definition at line 287 of file MuonTrackCleaner.h.

◆ m_ncycles

Gaudi::Property<unsigned int> Muon::MuonTrackCleaner::m_ncycles {this, "CleaningCycles", 5}
private

Definition at line 309 of file MuonTrackCleaner.h.

◆ m_onlyUseHitErrorInRecovery

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_onlyUseHitErrorInRecovery {this, "OnlyUseHitErrorInRecovery", true}
private

Definition at line 314 of file MuonTrackCleaner.h.

◆ m_printer

ToolHandle<Muon::MuonEDMPrinterTool> Muon::MuonTrackCleaner::m_printer {this, "Printer", "Muon::MuonEDMPrinterTool/MuonEDMPrinterTool"}
private

Definition at line 296 of file MuonTrackCleaner.h.

◆ m_pullCalculator

ToolHandle<Trk::IResidualPullCalculator> Muon::MuonTrackCleaner::m_pullCalculator
private
Initial value:
{this, "PullCalculator",
"Trk::ResidualPullCalculator/ResidualPullCalculator"}

Definition at line 292 of file MuonTrackCleaner.h.

◆ m_pullCut

Gaudi::Property<double> Muon::MuonTrackCleaner::m_pullCut {this, "PullCut", 5.}
private

Definition at line 305 of file MuonTrackCleaner.h.

◆ m_pullCutPhi

Gaudi::Property<double> Muon::MuonTrackCleaner::m_pullCutPhi {this, "PullCutPhi", 10.}
private

Definition at line 307 of file MuonTrackCleaner.h.

◆ m_recoverOutliers

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_recoverOutliers {this, "RecoverOutliers", true}
private

Definition at line 311 of file MuonTrackCleaner.h.

◆ m_slTrackFitter

ToolHandle<Trk::ITrackFitter> Muon::MuonTrackCleaner::m_slTrackFitter {this, "SLFitter", "Trk::GlobalChi2Fitter/MCTBSLFitterMaterialFromTrack"}
private

Definition at line 286 of file MuonTrackCleaner.h.

◆ m_trackFitter

ToolHandle<Trk::ITrackFitter> Muon::MuonTrackCleaner::m_trackFitter
private
Initial value:
{
this,
"Fitter",
"Trk::GlobalChi2Fitter/MCTBFitterMaterialFromTrack",
}

Definition at line 281 of file MuonTrackCleaner.h.

◆ m_use_slFit

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_use_slFit {this, "UseSLFit", false}
private

Definition at line 317 of file MuonTrackCleaner.h.

◆ m_useMdtResiCut

Gaudi::Property<bool> Muon::MuonTrackCleaner::m_useMdtResiCut {this, "UseMdtResiCut", false}
private

Definition at line 303 of file MuonTrackCleaner.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:
grepfile.info
info
Definition: grepfile.py:38
xAOD::iterator
JetConstituentVector::iterator iterator
Definition: JetConstituentVector.cxx:68
Muon::MuonStationIndex::chName
static const std::string & chName(ChIndex index)
convert ChIndex into a string
Definition: MuonStationIndex.cxx:157
Trk::ScatteringAngles::deltaPhi
double deltaPhi() const
returns the
Definition: ScatteringAngles.h:82
Trk::anyDirection
@ anyDirection
Definition: PropDirection.h:22
make_hlt_rep.pars
pars
Definition: make_hlt_rep.py:90
IDTPM::ndof
float ndof(const U &p)
Definition: TrackParametersHelper.h:142
CXXUTILS_TRAPPING_FP
#define CXXUTILS_TRAPPING_FP
Definition: trapping_fp.h:24
Muon::MuonTrackCleaner::m_measurementUpdator
ToolHandle< Trk::IUpdator > m_measurementUpdator
Definition: MuonTrackCleaner.h:287
Muon::MuonStationIndex::toStationIndex
static StIndex toStationIndex(ChIndex index)
convert ChIndex into StIndex
Definition: MuonStationIndex.cxx:43
Trk::TrackStateOnSurface::Perigee
@ Perigee
This represents a perigee, and so will contain a Perigee object only.
Definition: TrackStateOnSurface.h:117
Muon::MuonTrackCleaner::isOutsideOnTrackCut
bool isOutsideOnTrackCut(const Identifier &id, double res, double pull, double cutScaleFactor) const
check whether hit is an outlier
Definition: MuonTrackCleaner.cxx:1482
Trk::StraightLineSurface::bounds
virtual const SurfaceBounds & bounds() const override final
This method returns the bounds of the Surface by reference.
get_generator_info.result
result
Definition: get_generator_info.py:21
Muon::MuonTrackCleaner::m_ncycles
Gaudi::Property< unsigned int > m_ncycles
Definition: MuonTrackCleaner.h:309
python.PerfMonSerializer.p
def p
Definition: PerfMonSerializer.py:743
max
#define max(a, b)
Definition: cfImp.cxx:41
Muon::MuonTrackCleaner::m_pullCutPhi
Gaudi::Property< double > m_pullCutPhi
Definition: MuonTrackCleaner.h:307
SG::ReadCondHandle
Definition: ReadCondHandle.h:44
Trk::locX
@ locX
Definition: ParamDefs.h:43
Muon::MuonTrackCleaner::m_pullCut
Gaudi::Property< double > m_pullCut
Definition: MuonTrackCleaner.h:305
ClusterSeg::residual
@ residual
Definition: ClusterNtuple.h:20
Muon::MuonStationIndex::EO
@ EO
Definition: MuonStationIndex.h:26
Amg::Vector2D
Eigen::Matrix< double, 2, 1 > Vector2D
Definition: GeoPrimitives.h:48
index
Definition: index.py:1
AthCommonDataStore::declareProperty
Gaudi::Details::PropertyBase & declareProperty(Gaudi::Property< T > &t)
Definition: AthCommonDataStore.h:145
Muon::MuonTrackCleaner::removeChamber
ChamberRemovalOutput removeChamber(const EventContext &ctx, const std::unique_ptr< Trk::Track > &track, Identifier chId, bool removePhi, bool removeEta, CleaningState &state) const
remove chamber from track
Definition: MuonTrackCleaner.cxx:583
Trk::ParametersT
Dummy class used to allow special convertors to be called for surfaces owned by a detector element.
Definition: EMErrorDetail.h:25
Muon::MuonTSOSHelper::createHoleTSOS
static std::unique_ptr< Trk::TrackStateOnSurface > createHoleTSOS(std::unique_ptr< Trk::TrackParameters > pars)
create a hole TSOS, takes ownership of the pointers
Definition: MuonTSOSHelper.h:92
Muon::MuonTrackCleaner::m_useMdtResiCut
Gaudi::Property< bool > m_useMdtResiCut
Definition: MuonTrackCleaner.h:303
Muon::MuonTrackCleaner::m_mdtRotCreator
ToolHandle< Muon::IMdtDriftCircleOnTrackCreator > m_mdtRotCreator
Definition: MuonTrackCleaner.h:288
Trk::ResidualPull::Unbiased
@ Unbiased
RP with track state that has measurement not included.
Definition: ResidualPull.h:57
Muon::MuonTrackCleaner::checkPhiConstraint
bool checkPhiConstraint(CleaningState &state) const
Definition: MuonTrackCleaner.cxx:1538
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_evtStore
StoreGateSvc_t m_evtStore
Pointer to StoreGate (event store by default)
Definition: AthCommonDataStore.h:390
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_vhka
std::vector< SG::VarHandleKeyArray * > m_vhka
Definition: AthCommonDataStore.h:398
Muon::MuonTrackCleaner::m_cleanCompROTs
Gaudi::Property< bool > m_cleanCompROTs
Definition: MuonTrackCleaner.h:313
AthCommonMsg< AlgTool >::msgLvl
bool msgLvl(const MSG::Level lvl) const
Definition: AthCommonMsg.h:30
Muon::MuonTrackCleaner::m_edmHelperSvc
ServiceHandle< Muon::IMuonEDMHelperSvc > m_edmHelperSvc
Definition: MuonTrackCleaner.h:294
Muon::MuonTrackCleaner::PullChIt
PullChVec::iterator PullChIt
Definition: MuonTrackCleaner.h:132
Muon::MuonTrackCleaner::checkStations
bool checkStations(CleaningState &state) const
Definition: MuonTrackCleaner.cxx:1517
Trk::ScatteringAngles
represents a deflection of the track caused through multiple scattering in material.
Definition: ScatteringAngles.h:26
Trk::MaterialEffectsBase::thicknessInX0
double thicknessInX0() const
returns the actually traversed material .
Trk::locR
@ locR
Definition: ParamDefs.h:50
read_hist_ntuple.t
t
Definition: read_hist_ntuple.py:5
ATH_MSG_VERBOSE
#define ATH_MSG_VERBOSE(x)
Definition: AthMsgStreamMacros.h:28
SG::VarHandleKey::key
const std::string & key() const
Return the StoreGate ID for the referenced object.
Definition: AthToolSupport/AsgDataHandles/Root/VarHandleKey.cxx:141
Trk::MaterialEffectsBase
base class to integrate material effects on Trk::Track in a flexible way.
Definition: MaterialEffectsBase.h:35
Muon::MuonTrackCleaner::InfoIt
InfoVec::iterator InfoIt
Definition: MuonTrackCleaner.h:94
MagField::AtlasFieldCache::toroidOn
bool toroidOn() const
Muon::MuonStationIndex::PhiIndex
PhiIndex
enum to classify the different phi layers in the muon spectrometer
Definition: MuonStationIndex.h:31
Muon::MuonTrackCleaner::m_avePullSumPerChamberCut
Gaudi::Property< double > m_avePullSumPerChamberCut
Definition: MuonTrackCleaner.h:310
Muon::MuonTrackCleaner::cleanTrack
std::unique_ptr< Trk::Track > cleanTrack(const EventContext &ctx, const Trk::Track *track, CleaningState &state) const
clean a track, actual implementation
Definition: MuonTrackCleaner.cxx:75
Muon::MuonTrackCleaner::m_slTrackFitter
ToolHandle< Trk::ITrackFitter > m_slTrackFitter
Definition: MuonTrackCleaner.h:286
std::stable_sort
void stable_sort(std::reverse_iterator< DataModel_detail::iterator< DVL > > beg, std::reverse_iterator< DataModel_detail::iterator< DVL > > end, Compare comp)
Specialization of stable_sort for DataVector/List.
Definition: DVL_algorithms.h:711
Muon::MuonTrackCleaner::m_flipMdtDriftRadii
Gaudi::Property< bool > m_flipMdtDriftRadii
Definition: MuonTrackCleaner.h:312
Muon::MuonTrackCleaner::PullChVec
std::vector< std::pair< double, Identifier > > PullChVec
Definition: MuonTrackCleaner.h:131
Muon::MuonTrackCleaner::hitCleaning
std::unique_ptr< Trk::Track > hitCleaning(const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
remove bad hits from track.
Definition: MuonTrackCleaner.cxx:300
SG::VarHandleKeyArray::setOwner
virtual void setOwner(IDataHandleHolder *o)=0
Muon::MuonTrackCleaner::m_extrapolator
ToolHandle< Trk::IExtrapolator > m_extrapolator
Definition: MuonTrackCleaner.h:298
Trk::TrackStateOnSurface::Outlier
@ Outlier
This TSoS contains an outlier, that is, it contains a MeasurementBase/RIO_OnTrack which was not used ...
Definition: TrackStateOnSurface.h:122
TRT::Hit::side
@ side
Definition: HitInfo.h:83
Trk::PseudoMeasurementOnTrack
Class to handle pseudo-measurements in fitters and on track objects.
Definition: PseudoMeasurementOnTrack.h:44
Muon::MuonTrackCleaner::unremoveHits
static void unremoveHits(ChamberRemovalOutput &result)
Definition: MuonTrackCleaner.cxx:1546
Muon::MuonTrackCleaner::init
void init(const EventContext &ctx, const Trk::Track &track, CleaningState &state) const
init cleaner
Definition: MuonTrackCleaner.cxx:796
PixelModuleFeMask_create_db.remove
string remove
Definition: PixelModuleFeMask_create_db.py:83
Trk::MaterialEffectsOnTrack
represents the full description of deflection and e-loss of a track in material.
Definition: MaterialEffectsOnTrack.h:40
Trk::ScatteringAngles::sigmaDeltaTheta
double sigmaDeltaTheta() const
returns the
Definition: ScatteringAngles.h:100
AthCommonDataStore
Definition: AthCommonDataStore.h:52
ATH_MSG_ERROR
#define ATH_MSG_ERROR(x)
Definition: AthMsgStreamMacros.h:33
Muon::MuonTrackCleaner::PullChamberMap
std::map< Identifier, ChamberPullInfo > PullChamberMap
Definition: MuonTrackCleaner.h:119
lumiFormat.i
int i
Definition: lumiFormat.py:92
Muon::MuonStationIndex::BM
@ BM
Definition: MuonStationIndex.h:25
Identifier
Definition: DetectorDescription/Identifier/Identifier/Identifier.h:32
beamspotman.n
n
Definition: beamspotman.py:731
Muon::MuonTrackCleaner::m_trackFitter
ToolHandle< Trk::ITrackFitter > m_trackFitter
Definition: MuonTrackCleaner.h:281
endmsg
#define endmsg
Definition: AnalysisConfig_Ntuple.cxx:63
ATH_MSG_DEBUG
#define ATH_MSG_DEBUG(x)
Definition: AthMsgStreamMacros.h:29
urldecode::states
states
Definition: urldecode.h:39
LArG4ShowerLibProcessing.hits
hits
Definition: LArG4ShowerLibProcessing.py:136
TRT::Hit::layer
@ layer
Definition: HitInfo.h:79
Trk::RIGHT
@ RIGHT
the drift radius is positive (see Trk::AtaStraightLine)
Definition: DriftCircleSide.h:22
res
std::pair< std::vector< unsigned int >, bool > res
Definition: JetGroupProductTest.cxx:14
Muon::MuonTrackCleaner::m_use_slFit
Gaudi::Property< bool > m_use_slFit
Definition: MuonTrackCleaner.h:317
Muon::MuonTrackCleaner::printStates
void printStates(Trk::Track *track) const
Definition: MuonTrackCleaner.cxx:1551
Trk::EnergyLoss::deltaE
double deltaE() const
returns the
Muon::MuonTrackCleaner::m_adcCut
Gaudi::Property< double > m_adcCut
Definition: MuonTrackCleaner.h:315
python.StandardJetMods.pull
pull
Definition: StandardJetMods.py:264
ATH_CHECK
#define ATH_CHECK
Definition: AthCheckMacros.h:40
AthCommonDataStore< AthCommonMsg< AlgTool > >::m_detStore
StoreGateSvc_t m_detStore
Pointer to StoreGate (detector store by default)
Definition: AthCommonDataStore.h:393
Trk::ParametersBase
Definition: ParametersBase.h:55
Muon::MuonTrackCleaner::m_recoverOutliers
Gaudi::Property< bool > m_recoverOutliers
Definition: MuonTrackCleaner.h:311
Trk::muon
@ muon
Definition: ParticleHypothesis.h:28
Muon::MuonTSOSHelper::cloneTSOSWithUpdate
static std::unique_ptr< Trk::TrackStateOnSurface > cloneTSOSWithUpdate(const Trk::TrackStateOnSurface &tsos, const Trk::MeasurementBase &meas, const Trk::TrackParameters &pars, Trk::TrackStateOnSurface::TrackStateOnSurfaceType type)
clone input, replacing the track parameteres and the measurement base and updating the type
Definition: MuonTSOSHelper.h:34
Trk::ResidualPull::HitOnly
@ HitOnly
RP with biased track state, but pull from hit only.
Definition: ResidualPull.h:56
DataVector< const Trk::TrackStateOnSurface >
Muon::MuonTrackCleaner::outlierRecovery
std::unique_ptr< Trk::Track > outlierRecovery(const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state, const MuonStationIndex::ChIndex *currentIndex=nullptr) const
recover outliers that are within the cuts.
Definition: MuonTrackCleaner.cxx:660
Trk::SurfaceBounds::insideLoc2
virtual bool insideLoc2(const Amg::Vector2D &locpo, double tol2=0.) const =0
Extend the interface to for single inside Loc 1 / Loc2 tests.
MagField::AtlasFieldCache::solenoidOn
bool solenoidOn() const
status of the magnets
AthAlgTool::AthAlgTool
AthAlgTool()
Default constructor:
Muon::MuonTrackCleaner::m_pullCalculator
ToolHandle< Trk::IResidualPullCalculator > m_pullCalculator
Definition: MuonTrackCleaner.h:292
Trk::distPhi
@ distPhi
Definition: ParamDefs.h:56
Trk::MeasurementBase::localCovariance
const Amg::MatrixX & localCovariance() const
Interface method to get the localError.
Definition: MeasurementBase.h:138
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::MeasurementBase
Definition: MeasurementBase.h:58
Muon::MuonTrackCleaner::m_idHelperSvc
ServiceHandle< Muon::IMuonIdHelperSvc > m_idHelperSvc
Definition: MuonTrackCleaner.h:297
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
id
SG::auxid_t id
Definition: Control/AthContainers/Root/debug.cxx:191
name
std::string name
Definition: Control/AthContainers/Root/debug.cxx:192
Trk::MeasurementBase::associatedSurface
virtual const Surface & associatedSurface() const =0
Interface method to get the associated Surface.
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
Trk::EnergyLoss
This class describes energy loss material effects in the ATLAS tracking EDM.
Definition: EnergyLoss.h:34
Muon::MuonTrackCleaner::PullChamberCit
PullChamberMap::const_iterator PullChamberCit
Definition: MuonTrackCleaner.h:121
SG::CondHandleKey::initialize
StatusCode initialize(bool used=true)
Muon::MuonTrackCleaner::m_printer
ToolHandle< Muon::MuonEDMPrinterTool > m_printer
Definition: MuonTrackCleaner.h:296
Muon::MuonTrackCleaner::EtaPhiPerChamberIt
EtaPhiPerChamberMap::iterator EtaPhiPerChamberIt
Definition: MuonTrackCleaner.h:129
Trk::Surface::insideBounds
virtual bool insideBounds(const Amg::Vector2D &locpos, double tol1=0., double tol2=0.) const =0
virtual methods to be overwritten by the inherited surfaces
python.LumiBlobConversion.pos
pos
Definition: LumiBlobConversion.py:18
Trk::MeasurementBase::localParameters
const LocalParameters & localParameters() const
Interface method to get the LocalParameters.
Definition: MeasurementBase.h:132
Trk::DriftCircleSide
DriftCircleSide
Enumerates the 'side' of the wire on which the tracks passed (i.e.
Definition: DriftCircleSide.h:16
Muon::MuonTrackCleaner::m_fieldCacheCondObjInputKey
SG::ReadCondHandleKey< AtlasFieldCacheCondObj > m_fieldCacheCondObjInputKey
Definition: MuonTrackCleaner.h:300
eflowRec::phiIndex
unsigned int phiIndex(float phi, float binsize)
calculate phi index for a given phi
Definition: EtaPhiLUT.cxx:23
Muon::MuonTrackCleaner::extractChambersToBeRemoved
bool extractChambersToBeRemoved(CleaningState &state, std::set< Identifier > &chambersToBeRemovedSet, bool usePhi=false) const
helper function to extract chambers that are to be removed
Definition: MuonTrackCleaner.cxx:1411
Trk::ResidualPull::Biased
@ Biased
RP with track state including the hit.
Definition: ResidualPull.h:55
a
TList * a
Definition: liststreamerinfos.cxx:10
Trk::MaterialEffectsOnTrack::energyLoss
const EnergyLoss * energyLoss() const
returns the energy loss object.
Muon::MuonTrackCleaner::checkInnerConstraint
bool checkInnerConstraint(CleaningState &state) const
Definition: MuonTrackCleaner.cxx:1528
h
Muon::MuonTrackCleaner::fitTrack
std::unique_ptr< Trk::Track > fitTrack(const EventContext &ctx, Trk::Track &track, Trk::ParticleHypothesis pHyp, bool slFit) const
Definition: MuonTrackCleaner.cxx:1558
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::MuonStationIndex::BO
@ BO
Definition: MuonStationIndex.h:25
ATH_MSG_WARNING
#define ATH_MSG_WARNING(x)
Definition: AthMsgStreamMacros.h:32
Muon::MuonTrackCleaner::m_onlyUseHitErrorInRecovery
Gaudi::Property< bool > m_onlyUseHitErrorInRecovery
Definition: MuonTrackCleaner.h:314
DEBUG
#define DEBUG
Definition: page_access.h:11
Trk::MaterialEffectsOnTrack::scatteringAngles
const ScatteringAngles * scatteringAngles() const
returns the MCS-angles object.
AthCommonMsg< AlgTool >::msg
MsgStream & msg() const
Definition: AthCommonMsg.h:24
MagField::AtlasFieldCache
Local cache for magnetic field (based on MagFieldServices/AtlasFieldSvcTLS.h)
Definition: AtlasFieldCache.h:43
Muon::MuonTrackCleaner::m_iterate
Gaudi::Property< bool > m_iterate
Definition: MuonTrackCleaner.h:316
Muon::MuonTrackCleaner::cleanCompROTs
std::unique_ptr< Trk::Track > cleanCompROTs(const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
clean up competing ROTs that consist out of two clusters
Definition: MuonTrackCleaner.cxx:178
Trk::ScatteringAngles::sigmaDeltaPhi
double sigmaDeltaPhi() const
returns the
Definition: ScatteringAngles.h:94
Trk::TrackStateOnSurface::Scatterer
@ Scatterer
This represents a scattering point on the track, and so will contain TrackParameters and MaterialEffe...
Definition: TrackStateOnSurface.h:113
SG::VarHandleBase::vhKey
SG::VarHandleKey & vhKey()
Return a non-const reference to the HandleKey.
Definition: StoreGate/src/VarHandleBase.cxx:616
Muon::MuonStationIndex::ChIndex
ChIndex
enum to classify the different chamber layers in the muon spectrometer
Definition: MuonStationIndex.h:15
declareProperty
#define declareProperty(n, p, h)
Definition: BaseFakeBkgTool.cxx:15
Muon::MuonStationIndex::StIndex
StIndex
enum to classify the different station layers in the muon spectrometer
Definition: MuonStationIndex.h:23
Trk::LEFT
@ LEFT
the drift radius is negative (see Trk::AtaStraightLine)
Definition: DriftCircleSide.h:20
python.Bindings.keys
keys
Definition: Control/AthenaPython/python/Bindings.py:790
xAOD::track
@ track
Definition: TrackingPrimitives.h:512
Trk::ScatteringAngles::deltaTheta
double deltaTheta() const
returns the
Definition: ScatteringAngles.h:88
Muon::MuonTrackCleaner::m_associationScaleFactor
Gaudi::Property< double > m_associationScaleFactor
Definition: MuonTrackCleaner.h:308
Muon::MuonTrackCleaner::m_mdtResiCut
Gaudi::Property< double > m_mdtResiCut
Definition: MuonTrackCleaner.h:306
error
Definition: IImpactPoint3dEstimator.h:70
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::MuonTrackCleaner::print
static std::string print(ChamberLayerStatistics &statistics)
Definition: MuonTrackCleaner.cxx:1501
Muon::MuonTrackCleaner::m_compRotCreator
ToolHandle< IMuonCompetingClustersOnTrackCreator > m_compRotCreator
Definition: MuonTrackCleaner.h:290
Trk::TrackStateOnSurface::Measurement
@ Measurement
This is a measurement, and will at least contain a Trk::MeasurementBase.
Definition: TrackStateOnSurface.h:101
Muon::MuonStationIndex::EM
@ EM
Definition: MuonStationIndex.h:26
Muon::MuonTrackCleaner::recoverFlippedMdt
std::unique_ptr< Trk::Track > recoverFlippedMdt(const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
flip signs of MDT hits with large pull if pull if the oppositely signed radius is small
Definition: MuonTrackCleaner.cxx:239
Trk::StraightLineSurface
Definition: StraightLineSurface.h:51
fitman.k
k
Definition: fitman.py:528
Recovery.recover
def recover(listarray, ref_val)
Definition: Recovery.py:95
Muon::MuonTrackCleaner::chamberCleaning
std::unique_ptr< Trk::Track > chamberCleaning(const EventContext &ctx, std::unique_ptr< Trk::Track > track, CleaningState &state) const
remove bad chamber from track.
Definition: MuonTrackCleaner.cxx:466
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