Inheritance diagram for AlignmentMonitorTemplate:

Public Member Functions
void	afterAlignment (const edm::EventSetup &iSetup)

	AlignmentMonitorTemplate (const edm::ParameterSet &cfg)

void	book ()
	Book or retrieve histograms; MUST be reimplemented. More...

void	event (const edm::Event &iEvent, const edm::EventSetup &iSetup, const ConstTrajTrackPairCollection &iTrajTracks)
	Called for each event (by "run()"): may be reimplemented. More...

	~AlignmentMonitorTemplate ()

Public Member Functions inherited from AlignmentMonitorBase
	AlignmentMonitorBase (const edm::ParameterSet &cfg, std::string name)
	Constructor. More...

void	beginOfJob (AlignableTracker pTracker, AlignableMuon pMuon, AlignmentParameterStore *pStore)
	Called at beginning of job: don't reimplement. More...

void	duringLoop (const edm::Event &iEvent, const edm::EventSetup &iSetup, const ConstTrajTrackPairCollection &iTrajTracks)
	Called for each event: don't reimplement. More...

void	endOfJob ()
	Called at end of processing: don't implement. More...

void	endOfLoop (const edm::EventSetup &iSetup)
	Called at end of loop: don't reimplement. More...

void	startingNewLoop ()
	Called at beginning of loop: don't reimplement. More...

virtual	~AlignmentMonitorBase ()
	Destructor. More...

Private Attributes
TH1F *	m_hist

TH1F *	m_ihist

TH1F *	m_otherdir

TH1F *	m_otherdir2

std::map< Alignable , TH1F >	m_residuals

Additional Inherited Members
Public Types inherited from AlignmentMonitorBase
typedef std::pair< const Trajectory , const reco::Track >	ConstTrajTrackPair

typedef std::vector < ConstTrajTrackPair >	ConstTrajTrackPairCollection

Protected Member Functions inherited from AlignmentMonitorBase
TH1F *	book1D (std::string dir, std::string name, std::string title, int nchX, double lowX, double highX)

TH2F *	book2D (std::string dir, std::string name, std::string title, int nchX, double lowX, double highX, int nchY, double lowY, double highY)

TProfile *	bookProfile (std::string dir, std::string name, std::string title, int nchX, double lowX, double highX, int nchY=1, double lowY=0., double highY=0., const char *option="s")

TFileDirectory *	directory (std::string dir)

int	iteration ()

AlignableMuon *	pMuon ()

AlignableNavigator *	pNavigator ()

AlignmentParameterStore *	pStore ()

AlignableTracker *	pTracker ()

Protected Attributes inherited from AlignmentMonitorBase
const edm::InputTag	m_beamSpotTag

Detailed Description

Definition at line 28 of file AlignmentMonitorTemplate.cc.

Constructor & Destructor Documentation

AlignmentMonitorTemplate::AlignmentMonitorTemplate ( const edm::ParameterSet & cfg )

inline

Definition at line 30 of file AlignmentMonitorTemplate.cc.

30 : AlignmentMonitorBase(cfg, "AlignmentMonitorTemplate") { };

AlignmentMonitorBase::AlignmentMonitorBase

AlignmentMonitorBase(const edm::ParameterSet &cfg, std::string name)

Constructor.

Definition: AlignmentMonitorBase.cc:21

AlignmentMonitorTemplate::~AlignmentMonitorTemplate ( )

inline

Definition at line 31 of file AlignmentMonitorTemplate.cc.

31 {};

Member Function Documentation

void AlignmentMonitorTemplate::afterAlignment ( const edm::EventSetup & iSetup )

virtual

Called after updating AlignableTracker and AlignableMuon (by "endOfLoop()"): may be reimplemented

Reimplemented from AlignmentMonitorBase.

Definition at line 123 of file AlignmentMonitorTemplate.cc.

References AlignmentMonitorBase::iteration(), and m_otherdir.

                                                                          {
    m_otherdir->Fill(iteration());  // this one will only get one fill per iteration, because it's called in afterAlignment()
 }

void AlignmentMonitorTemplate::book ( )

virtual

Book or retrieve histograms; MUST be reimplemented.

Implements AlignmentMonitorBase.

Definition at line 54 of file AlignmentMonitorTemplate.cc.

References AlignmentParameterStore::alignables(), AlignmentMonitorBase::book1D(), m_hist, m_ihist, m_otherdir, m_otherdir2, m_residuals, mergeVDriftHistosByStation::name, AlignmentMonitorBase::pStore(), and indexGen::title.

                                     {
    m_hist = book1D("/", "hist", "hist", 10, 0.5, 10.5);      // there's only one of these per job
    m_ihist = book1D("/iterN/", "ihist", "ihist", 10, 0, 1);  // there's a new one of these for each iteration
    // "/iterN/" is a special directory name, in which the "N" gets replaced by the current iteration number.
 
    m_otherdir = book1D("/otherdir/", "hist", "this is a histogram in another directory", 10, 0.5, 10.5);
    m_otherdir2 = book1D("/iterN/otherdir/", "hist", "here's one in another directory inside the iterN directories", 10, 0.5, 10.5);
 
    // This is a procedure that makes one histogram for each selected alignable, and puts them in the iterN directory.
    // This is not a constant-time lookup.  If you need something faster, see AlignmentMonitorMuonHIP, which has a
    // dynamically-allocated array of TH1F*s.
    std::vector<Alignable*> alignables = pStore()->alignables();
    for (std::vector<Alignable*>::const_iterator it = alignables.begin();  it != alignables.end();  ++it) {
       char name[256], title[256];
       snprintf(name, sizeof(name), "xresid%d", (*it)->geomDetId().rawId());
       snprintf(title, sizeof(title), "x track-hit for DetId %d", (*it)->geomDetId().rawId());
 
       m_residuals[*it] = book1D("/iterN/", name, title, 100, -5., 5.);
    }
 
    // Important: you create TObject pointers with the "new" operator, but YOU don't delete them.  They're deleted by the
    // base class, which knows when they are no longer needed (based on whether they are in the /iterN/ directory or not).
 
    // For more detail, see the twiki page:
    // https://twiki.cern.ch/twiki/bin/view/CMS/SWGuideAlignmentMonitors    for creating a plugin like this one
    // https://twiki.cern.ch/twiki/bin/view/CMS/SWGuideAlignmentAlgorithms#Monitoring    for configuring it
 }

void AlignmentMonitorTemplate::event	(	const edm::Event &	iEvent,
		const edm::EventSetup &	iSetup,
		const ConstTrajTrackPairCollection &	iTrajTracks
	)

virtual

Called for each event (by "run()"): may be reimplemented.

Reimplemented from AlignmentMonitorBase.

Definition at line 82 of file AlignmentMonitorTemplate.cc.

References AlignableNavigator::alignableFromDetId(), TrajectoryMeasurement::backwardPredictedState(), TrajectoryStateCombiner::combine(), AlignableNavigator::detAndSubdetInMap(), TrajectoryMeasurement::forwardPredictedState(), TrackingRecHit::geographicalId(), TrackingRecHit::isValid(), AlignmentMonitorBase::iteration(), TrackingRecHit::localPosition(), TrajectoryStateOnSurface::localPosition(), m_hist, m_ihist, m_residuals, Trajectory::measurements(), Alignable::mother(), AlignmentMonitorBase::pNavigator(), TrajectoryMeasurement::recHit(), dataformats::search(), and PV3DBase< T, PVType, FrameType >::x().

                                                                                                                                     {
    m_hist->Fill(iteration());  // get the number of events per iteration
    m_ihist->Fill(0.5);         // get the number of events in this iteration in the central bin
 
   TrajectoryStateCombiner tsoscomb;
 
   // This is a procedure that loops over tracks/hits, calculates residuals, and fills the appropriate histogram.
    for (ConstTrajTrackPairCollection::const_iterator it = tracks.begin();  it != tracks.end();  ++it) {
       const Trajectory* traj = it->first;
 //      const reco::Track* track = it->second;
       // If your tracks are refit using the producer in RecoTracker, you'll get updated reco::Track objects with
       // each iteration, and it makes sense to make plots using these.
       // If your tracks are refit using TrackingTools/TrackRefitter, only the Trajectories will be updated.
       // We're working on that.  I'll try to remember to change this comment when the update is ready.
 
       std::vector<TrajectoryMeasurement> measurements = traj->measurements();
       for (std::vector<TrajectoryMeasurement>::const_iterator im = measurements.begin();  im != measurements.end();  ++im) {
      const TrajectoryMeasurement meas = *im;
      const TransientTrackingRecHit* hit = &(*meas.recHit());
      const DetId id = hit->geographicalId();
 
      if (hit->isValid()  &&  pNavigator()->detAndSubdetInMap(id)) {
         // Combine the forward-propagated state with the backward-propagated state to get a minimally-biased residual.
         // This is the same procedure that is used to calculate residuals in the HIP algorithm
         TrajectoryStateOnSurface tsosc = tsoscomb.combine(meas.forwardPredictedState(), meas.backwardPredictedState());
 
         // Search for our histogram using the Alignable* -> TH1F* map
         // The "alignable = alignable->mother()" part ascends the alignable tree, because hits are on the lowest-level
         // while our histograms may be associated with higher-level Alignables.
         Alignable *alignable = pNavigator()->alignableFromDetId(id);
         std::map<Alignable*, TH1F*>::const_iterator search = m_residuals.find(alignable);
         while (search == m_residuals.end()  &&  (alignable = alignable->mother())) search = m_residuals.find(alignable);
 
         if (search != m_residuals.end()) {
            search->second->Fill(tsosc.localPosition().x() - hit->localPosition().x());
         }
      } // end if hit is valid
       } // end loop over hits
    } // end loop over tracks/trajectories
 }