LocalError Class Reference

#include <LocalError.h>

Public Member Functions
bool	invalid () const
	LocalError ()
	LocalError (float xx, float xy, float yy)
	LocalError (InvalidError)
LocalError	rotate (float phi) const
	Return a new LocalError, rotated by an angle phi. More...
LocalError	rotate (float x, float y) const
	Return a new LocalError, rotated by an angle defined by the direction (x,y) More...
LocalError	rotateCosSin (float c, float s, float mag2i=1.f) const
	Return a new LocalError, rotated by an angle defined by it's cosine and sine. More...
LocalError	scale (float s) const
bool	valid () const
float	xx () const
float	xy () const
float	yy () const

Private Attributes
float	thexx
float	thexy
float	theyy

Detailed Description

A very simple class for 2D error matrix components, used for the local frame.

Definition at line 12 of file LocalError.h.

Constructor & Destructor Documentation

LocalError() [1/3]

LocalError::LocalError ( )

inline

Definition at line 14 of file LocalError.h.

: thexx(0), thexy(0), theyy(0) {}

Referenced by rotateCosSin(), and scale().

LocalError() [2/3]

LocalError::LocalError ( InvalidError  )

inline

Definition at line 15 of file LocalError.h.

: thexx(-9999.e10f), thexy(0), theyy(-9999.e10f) {}

LocalError() [3/3]

LocalError::LocalError ( float  xx, float  xy, float  yy  )

inline

Definition at line 17 of file LocalError.h.

: thexx(xx), thexy(xy), theyy(yy) {}

Member Function Documentation

invalid()

bool LocalError::invalid ( ) const

inline

Definition at line 19 of file LocalError.h.

{ return thexx < -1.e10f; }

References thexx.

Referenced by valid().

rotate() [1/2]

LocalError LocalError::rotate ( float  phi ) const

inline

Return a new LocalError, rotated by an angle phi.

Definition at line 40 of file LocalError.h.

{ return rotateCosSin(cos(phi), sin(phi)); }

References funct::cos(), phi, rotateCosSin(), and funct::sin().

rotate() [2/2]

LocalError LocalError::rotate ( float  x, float  y  ) const

inline

Return a new LocalError, rotated by an angle defined by the direction (x,y)

Definition at line 37 of file LocalError.h.

{ return rotateCosSin(x, y, 1.f / (x * x + y * y)); }

References f, rotateCosSin(), x, and y.

Referenced by CaloDetIdAssociator::crossedElement(), CachedTrajectory::getWideTrajectory(), DiskSectorBounds::inside(), TkClonerImpl::operator()(), TkClonerImpl::project(), and FastTrackerRecHitMatcher::projectOnly().

rotateCosSin()

LocalError LocalError::rotateCosSin ( float  c, float  s, float  mag2i = 1.f  ) const

inline

Return a new LocalError, rotated by an angle defined by it's cosine and sine.

Definition at line 43 of file LocalError.h.

                                                                     {
    return LocalError(mag2i * ((c * c) * xx() + (s * s) * yy() - 2.f * (c * s) * xy()),
                      mag2i * ((c * s) * (xx() - yy()) + (c * c - s * s) * xy()),
                      mag2i * ((s * s) * xx() + (c * c) * yy() + 2.f * (c * s) * xy()));
  }

References c, f, LocalError(), alignCSCRings::s, xx(), xy(), and yy().

Referenced by rotate().

scale()

LocalError LocalError::scale ( float  s ) const

inline

Return a new LocalError, scaled by a factor interpreted as a number of sigmas (standard deviations). The error matrix components are actually multiplied with the square of the factor.

Definition at line 31 of file LocalError.h.

                                  {
    float s2 = s * s;
    return LocalError(s2 * xx(), s2 * xy(), s2 * yy());
  }

References LocalError(), alignCSCRings::s, indexGen::s2, xx(), xy(), and yy().

Referenced by CaloDetIdAssociator::crossedElement(), and CachedTrajectory::getWideTrajectory().

valid()

bool LocalError::valid ( ) const

inline

Definition at line 20 of file LocalError.h.

{ return !invalid(); }

References invalid().

Referenced by BaseTrackerRecHit::BaseTrackerRecHit(), ApeEstimator::fillHitVariables(), TkPixelMeasurementDet::measurements(), TkPhase2OTMeasurementDet::recHits(), and PixelTemplateSmearerBase::smearHit().

xx()

float LocalError::xx ( ) const

inline

Definition at line 22 of file LocalError.h.

{ return thexx; }

References thexx.

Referenced by TrackDetectorAssociator::addTAMuonSegmentMatch(), CkfDebugger::analyseCompatibleMeasurements(), SiPixelPhase1RecHitsV::analyze(), SiPixelRecHitSource::analyze(), MuonIdDQM::analyze(), SiStripElectronAnalyzer::analyze(), MuonIdVal::analyze(), SiPixelErrorEstimation::analyze(), BaseTrackerRecHit::BaseTrackerRecHit(), FWCSCRecHitProxyBuilder::build(), ME0ReDigiProducer::buildDigis(), FWME0RecHitProxyBuilder::buildViewType(), FWRPCRecHitProxyBuilder::buildViewType(), FWGEMRecHitProxyBuilder::buildViewType(), TkGluedMeasurementDet::checkHitProjection(), SimpleDAFHitCollector::clone(), Traj2TrackHits::clone(), MTDSectorForwardLayer::compatibleDets(), MTDRingForwardLayer::compatibleDets(), MuRingForwardLayer::compatibleDets(), RPCRecHitStandardAlgo::compute(), geometryXMLparser.Alignable::covariance(), CaloDetIdAssociator::crossedElement(), OutsideInMuonSeeder::doLayer(), CSCValidation::doRecHits(), DTSegment2DQuality::dqmAnalyze(), DTSegment2DSLPhiQuality::dqmAnalyze(), DTSegment4DQuality::dqmAnalyze(), AlignmentMonitorGeneric::event(), AlignmentMonitorMuonResiduals::event(), SiPixelRecHitsValid::fillBarrel(), SiPixelRecHitsValid::fillForward(), TrackerValidationVariables::fillHitQuantities(), ApeEstimator::fillHitVariables(), ReferenceTrajectory::fillMeasurementAndError(), MuonIdProducer::fillMuonId(), CSCEfficiency::fillRechitsSegments_info(), SETFilter::findChi2(), CollinearFitAtTM::fit(), CollinearFitAtTM2::fit(), DTSegmentUpdator::fit(), VectorHitBuilderAlgorithm::fit2Dzx(), GlobalTrajectoryBuilderBase::fixTEC(), BaseTrackerRecHit::getKfComponents1D(), BaseTrackerRecHit::getKfComponents2D(), TrackDetectorAssociator::getTAMuonChamberMatches(), CachedTrajectory::getWideTrajectory(), TrackerMuonHitExtractor::init(), GeneralNSurfaceDelimitedBounds::inside(), CSCLayerGeometry::inside(), DTSegmentExtendedCand::isCompatible(), MTDThresholdClusterizer::make_cluster(), TwoBodyDecayTrajectoryFactory::match(), GlobalMuonTrackMatcher::match_dist(), Chi2MeasurementEstimatorBase::maximalLocalDisplacement(), RectangularStripTopology::measurementError(), TrapezoidalStripTopology::measurementError(), DTTopology::measurementError(), RectangularMTDTopology::measurementError(), RectangularPixelTopology::measurementError(), TkPixelMeasurementDet::measurements(), MuonResidualsFromTrack::MuonResidualsFromTrack(), TkClonerImpl::operator()(), operator<<(), RecHit2DLocalPos::parametersError(), TRecHit2DPosConstraint::parametersError(), RecHit1D::parametersError(), BeamSpotTransientTrackingRecHit::parametersError(), KFBasedPixelFitter::MyBeamSpotHit::parametersError(), HelpertRecHit2DLocalPos::parError(), DTSLRecCluster::parError(), CSCSegmentValidation::plotResolution(), ApeEstimator::positionAndError2(), HIPAlignmentAlgorithm::processHit1D(), HIPAlignmentAlgorithm::processHit2D(), MuonTrackProducer::produce(), AlignmentMuonHIPTrajectorySelector::produce(), TkClonerImpl::project(), FastTrackerRecHitMatcher::projectOnly(), RecHitPropagator::propagate(), CSCSegAlgoST::prune_bad_hits(), ApeEstimator::rectangularPositionAndError2(), rotateCosSin(), scale(), StateSegmentMatcher::setAPE2d(), StateSegmentMatcher::setAPE4d(), PixelTemplateSmearerBase::smearHit(), TrackEfficiencyMonitor::testTrackerTracks(), trajectoryToResiduals(), ErrorFrameTransformer::transform(), MTDTrayBarrelLayer::xError(), and MuRodBarrelLayer::xError().

xy()

float LocalError::xy ( ) const

inline

Definition at line 23 of file LocalError.h.

{ return thexy; }

References thexy.

Referenced by TrackDetectorAssociator::addTAMuonSegmentMatch(), SiStripElectronAnalyzer::analyze(), BaseTrackerRecHit::BaseTrackerRecHit(), ME0ReDigiProducer::buildDigis(), TkGluedMeasurementDet::checkHitProjection(), geometryXMLparser.Alignable::covariance(), CaloDetIdAssociator::crossedElement(), CSCValidation::doRecHits(), AlignmentMonitorGeneric::event(), AlignmentMonitorMuonResiduals::event(), ApeEstimator::fillHitVariables(), ReferenceTrajectory::fillMeasurementAndError(), CSCEfficiency::fillRechitsSegments_info(), SETFilter::findChi2(), CollinearFitAtTM::fit(), CollinearFitAtTM2::fit(), BaseTrackerRecHit::getKfComponents2D(), CachedTrajectory::getWideTrajectory(), BTLRecHitsErrorEstimatorIM::localError(), GlobalMuonTrackMatcher::match_dist(), RectangularStripTopology::measurementError(), TrapezoidalStripTopology::measurementError(), TkClonerImpl::operator()(), RecHit2DLocalPos::parametersError(), TRecHit2DPosConstraint::parametersError(), HelpertRecHit2DLocalPos::parError(), HIPAlignmentAlgorithm::processHit2D(), AlignmentMuonHIPTrajectorySelector::produce(), TkClonerImpl::project(), FastTrackerRecHitMatcher::projectOnly(), RecHitPropagator::propagate(), rotateCosSin(), scale(), PixelTemplateSmearerBase::smearHit(), and ErrorFrameTransformer::transform().

yy()

float LocalError::yy ( ) const

inline

Definition at line 24 of file LocalError.h.

{ return theyy; }

References theyy.

Referenced by TrackDetectorAssociator::addTAMuonSegmentMatch(), CkfDebugger::analyseCompatibleMeasurements(), GEMEfficiencyAnalyzer::analyze(), SiPixelPhase1RecHitsV::analyze(), SiPixelRecHitSource::analyze(), MuonIdDQM::analyze(), SiStripElectronAnalyzer::analyze(), MuonIdVal::analyze(), SiPixelErrorEstimation::analyze(), BaseTrackerRecHit::BaseTrackerRecHit(), FWCSCRecHitProxyBuilder::build(), ME0ReDigiProducer::buildDigis(), FWME0RecHitProxyBuilder::buildViewType(), FWRPCRecHitProxyBuilder::buildViewType(), FWGEMRecHitProxyBuilder::buildViewType(), TkGluedMeasurementDet::checkHitProjection(), MTDSectorForwardLayer::compatibleDets(), MTDRingForwardLayer::compatibleDets(), MuRingForwardLayer::compatibleDets(), geometryXMLparser.Alignable::covariance(), CaloDetIdAssociator::crossedElement(), OutsideInMuonSeeder::doLayer(), CSCValidation::doRecHits(), DTSegment4DQuality::dqmAnalyze(), AlignmentMonitorGeneric::event(), AlignmentMonitorMuonResiduals::event(), SiPixelRecHitsValid::fillBarrel(), SiPixelRecHitsValid::fillForward(), TrackerValidationVariables::fillHitQuantities(), ApeEstimator::fillHitVariables(), ReferenceTrajectory::fillMeasurementAndError(), MuonIdProducer::fillMuonId(), CSCEfficiency::fillRechitsSegments_info(), SETFilter::findChi2(), CollinearFitAtTM::fit(), CollinearFitAtTM2::fit(), VectorHitBuilderAlgorithm::fit2Dzy(), GlobalTrajectoryBuilderBase::fixTEC(), BaseTrackerRecHit::getKfComponents2D(), TrackDetectorAssociator::getTAMuonChamberMatches(), CachedTrajectory::getWideTrajectory(), TrackerMuonHitExtractor::init(), GeneralNSurfaceDelimitedBounds::inside(), CSCLayerGeometry::inside(), ShallowGainCalibration::isFarFromBorder(), SiStripGainFromData::IsFarFromBorder(), DeDxTools::IsFarFromBorder(), BTLRecHitsErrorEstimatorIM::localError(), MTDThresholdClusterizer::make_cluster(), TwoBodyDecayTrajectoryFactory::match(), GlobalMuonTrackMatcher::match_dist(), Chi2MeasurementEstimatorBase::maximalLocalDisplacement(), RectangularStripTopology::measurementError(), TrapezoidalStripTopology::measurementError(), DTTopology::measurementError(), RectangularMTDTopology::measurementError(), RectangularPixelTopology::measurementError(), TkPixelMeasurementDet::measurements(), TkClonerImpl::operator()(), operator<<(), RecHit2DLocalPos::parametersError(), TRecHit2DPosConstraint::parametersError(), HelpertRecHit2DLocalPos::parError(), CSCSegmentValidation::plotResolution(), ApeEstimator::positionAndError2(), HIPAlignmentAlgorithm::processHit2D(), MuonTrackProducer::produce(), AlignmentMuonHIPTrajectorySelector::produce(), TkClonerImpl::project(), FastTrackerRecHitMatcher::projectOnly(), RecHitPropagator::propagate(), TkPhase2OTMeasurementDet::recHits(), ApeEstimator::rectangularPositionAndError2(), rotateCosSin(), scale(), StateSegmentMatcher::setAPE4d(), PixelTemplateSmearerBase::smearHit(), TrackEfficiencyMonitor::testTrackerTracks(), trajectoryToResiduals(), and ErrorFrameTransformer::transform().

Member Data Documentation

thexx

float LocalError::thexx

private

Definition at line 50 of file LocalError.h.

Referenced by invalid(), and xx().

thexy

float LocalError::thexy

private

Definition at line 51 of file LocalError.h.

Referenced by xy().

theyy

float LocalError::theyy

private

Definition at line 52 of file LocalError.h.

Referenced by yy().