FWMuonBuilder Class Reference

#include <FWMuonBuilder.h>

Public Member Functions
void	buildMuon (FWProxyBuilderBase *, const reco::Muon *muon, TEveElement *tList, bool showEndcap, bool onlyTracks=false)
	FWMuonBuilder ()
void	setLineWidth (int w)
virtual	~FWMuonBuilder ()

Private Member Functions
void	calculateField (const reco::Muon &iData, FWMagField *field)
	FWMuonBuilder (const FWMuonBuilder &)=delete
const FWMuonBuilder &	operator= (const FWMuonBuilder &)=delete

Private Attributes
int	m_lineWidth

Detailed Description

Definition at line 22 of file FWMuonBuilder.h.

Constructor & Destructor Documentation

FWMuonBuilder::FWMuonBuilder

(

)

Definition at line 199 of file FWMuonBuilder.cc.

: m_lineWidth(1) {}

FWMuonBuilder::~FWMuonBuilder ( )

virtual

Definition at line 201 of file FWMuonBuilder.cc.

{}

FWMuonBuilder::FWMuonBuilder ( const FWMuonBuilder &  )

privatedelete

Member Function Documentation

void FWMuonBuilder::buildMuon	(	FWProxyBuilderBase *	pb,
		const reco::Muon *	muon,
		TEveElement *	tList,
		bool	showEndcap,
		bool	onlyTracks = false
	)

Definition at line 229 of file FWMuonBuilder.cc.

References calculateField(), FWProxyBuilderBase::context(), fireworks::Context::getField(), fireworks::Context::getGeom(), fireworks::Context::getMuonTrackPropagator(), reco::Muon::globalTrack(), reco::Muon::innerTrack(), edm::Ref< C, T, F >::isAvailable(), reco::Muon::isGlobalMuon(), reco::Muon::isMatchesValid(), reco::Muon::isTrackerMuon(), FWProxyBuilderBase::item(), m_lineWidth, reco::Muon::outerTrack(), fireworks::prepareCandidate(), fireworks::prepareTrack(), and FWProxyBuilderBase::setupAddElement().

Referenced by FWMuonRhoPhiProxyBuilder::build(), and FWMuonProxyBuilder::build().

                                                                                                        {
  calculateField(*muon, pb->context().getField());

  TEveRecTrack recTrack;
  recTrack.fBeta = 1.;

  // If we deal with a tracker muon we use the inner track and guide it
  // through the trajectory points from the reconstruction. Segments
  // represent hits. Matching between hits and the trajectory shows
  // how well the inner track matches with the muon hypothesis.
  //
  // In other cases we use a global muon track with a few states from
  // the inner and outer tracks or just the outer track if it's the
  // only option

  if (muon->isTrackerMuon() && muon->innerTrack().isAvailable() && muon->isMatchesValid() &&
      !buggyMuon(&*muon, pb->context().getGeom())) {
    TEveTrack* trk = fireworks::prepareTrack(
        *(muon->innerTrack()), pb->context().getMuonTrackPropagator(), getRecoTrajectoryPoints(muon, pb->item()));
    trk->MakeTrack();
    trk->SetLineWidth(m_lineWidth);
    pb->setupAddElement(trk, tList);
    if (!tracksOnly)
      addMatchInformation(&(*muon), pb, tList, showEndcap);
    return;
  }

  if (muon->isGlobalMuon() && muon->globalTrack().isAvailable()) {
    std::vector<TEveVector> extraPoints;
    if (muon->innerTrack().isAvailable() && muon->innerTrack()->extra().isAvailable()) {
      extraPoints.push_back(TEveVector(muon->innerTrack()->innerPosition().x(),
                                       muon->innerTrack()->innerPosition().y(),
                                       muon->innerTrack()->innerPosition().z()));
      extraPoints.push_back(TEveVector(muon->innerTrack()->outerPosition().x(),
                                       muon->innerTrack()->outerPosition().y(),
                                       muon->innerTrack()->outerPosition().z()));
    }
    if (muon->outerTrack().isAvailable() && muon->outerTrack()->extra().isAvailable()) {
      extraPoints.push_back(TEveVector(muon->outerTrack()->innerPosition().x(),
                                       muon->outerTrack()->innerPosition().y(),
                                       muon->outerTrack()->innerPosition().z()));
      extraPoints.push_back(TEveVector(muon->outerTrack()->outerPosition().x(),
                                       muon->outerTrack()->outerPosition().y(),
                                       muon->outerTrack()->outerPosition().z()));
    }
    TEveTrack* trk = nullptr;
    if (extraPoints.empty())
      trk = fireworks::prepareTrack(*(muon->globalTrack()), pb->context().getMuonTrackPropagator());
    else
      trk =
          prepareMuonTrackWithExtraPoints(*(muon->globalTrack()), pb->context().getMuonTrackPropagator(), extraPoints);

    trk->MakeTrack();
    trk->SetLineWidth(m_lineWidth);
    pb->setupAddElement(trk, tList);
    return;
  }

  if (muon->innerTrack().isAvailable()) {
    TEveTrack* trk = fireworks::prepareTrack(*(muon->innerTrack()), pb->context().getMuonTrackPropagator());
    trk->MakeTrack();
    pb->setupAddElement(trk, tList);
    return;
  }

  if (muon->outerTrack().isAvailable()) {
    TEveTrack* trk = fireworks::prepareTrack(*(muon->outerTrack()), pb->context().getMuonTrackPropagator());
    trk->MakeTrack();
    trk->SetLineWidth(m_lineWidth);
    pb->setupAddElement(trk, tList);
    return;
  }

  // if got that far it means we have nothing but a candidate
  // show it anyway.
  TEveTrack* trk = fireworks::prepareCandidate(*muon, pb->context().getMuonTrackPropagator());
  trk->MakeTrack();
  trk->SetLineWidth(m_lineWidth);
  pb->setupAddElement(trk, tList);
}

void FWMuonBuilder::calculateField ( const reco::Muon &  iData, FWMagField *  field  )

private

Definition at line 208 of file FWMuonBuilder.cc.

References fw::estimate_field(), reco::LeafCandidate::eta(), FWMagField::getSource(), FWMagField::guessField(), FWMagField::guessFieldIsOn(), reco::Muon::innerTrack(), edm::Ref< C, T, F >::isAvailable(), FWMagField::kNone, reco::Muon::outerTrack(), and reco::LeafCandidate::pt().

Referenced by buildMuon().

                                                                           {
  // if auto field estimation mode, do extra loop over muons.
  // use both inner and outer track if available
  if (field->getSource() == FWMagField::kNone) {
    if (fabs(iData.eta()) > 2.0 || iData.pt() < 3)
      return;
    if (iData.innerTrack().isAvailable()) {
      double estimate = fw::estimate_field(*(iData.innerTrack()), true);
      if (estimate >= 0)
        field->guessField(estimate);
    }
    if (iData.outerTrack().isAvailable()) {
      double estimate = fw::estimate_field(*(iData.outerTrack()));
      if (estimate >= 0)
        field->guessFieldIsOn(estimate > 0.5);
    }
  }
}

const FWMuonBuilder& FWMuonBuilder::operator= ( const FWMuonBuilder &  )

privatedelete

void FWMuonBuilder::setLineWidth ( int  w )

inline

Definition at line 35 of file FWMuonBuilder.h.

References w.

Referenced by FWMuonRhoPhiProxyBuilder::build(), and FWMuonProxyBuilder::build().

{ m_lineWidth = w; }

Member Data Documentation

int FWMuonBuilder::m_lineWidth

private

Definition at line 45 of file FWMuonBuilder.h.

Referenced by buildMuon().