#include <IsolationRegionAroundL3Muon.h>

Inheritance diagram for IsolationRegionAroundL3Muon:

Public Member Functions
	IsolationRegionAroundL3Muon (const edm::ParameterSet &cfg)
virtual std::vector < TrackingRegion * >	regions (const edm::Event &ev, const edm::EventSetup &es) const
virtual	~IsolationRegionAroundL3Muon ()
Private Attributes
double	theDeltaEta
double	theDeltaPhi
edm::InputTag	theInputTrkSrc
std::string	theMeasurementTrackerName
double	theOriginHalfLength
double	theOriginRadius
double	theOriginZPos
double	thePtMin
std::string	theVertexSrc
bool	theVertexZconstrained

Detailed Description

Definition at line 14 of file IsolationRegionAroundL3Muon.h.

Constructor & Destructor Documentation

IsolationRegionAroundL3Muon::IsolationRegionAroundL3Muon ( const edm::ParameterSet & cfg ) [inline]

Definition at line 18 of file IsolationRegionAroundL3Muon.h.

References edm::ParameterSet::getParameter(), theDeltaEta, theDeltaPhi, theInputTrkSrc, theMeasurementTrackerName, theOriginHalfLength, theOriginRadius, theOriginZPos, thePtMin, theVertexSrc, and theVertexZconstrained.

                                                          { 

    edm::ParameterSet regionPSet = cfg.getParameter<edm::ParameterSet>("RegionPSet");

    theVertexSrc   = regionPSet.getParameter<std::string>("vertexSrc");
    theInputTrkSrc = regionPSet.getParameter<edm::InputTag>("TrkSrc");

    thePtMin              = regionPSet.getParameter<double>("ptMin");
    theOriginRadius       = regionPSet.getParameter<double>("originRadius");
    theOriginHalfLength   = regionPSet.getParameter<double>("originHalfLength");
    theVertexZconstrained = regionPSet.getParameter<bool>("vertexZConstrained");
    theOriginZPos  = regionPSet.getParameter<double>("vertexZDefault");

    theDeltaEta = regionPSet.getParameter<double>("deltaEtaRegion");
    theDeltaPhi =  regionPSet.getParameter<double>("deltaPhiRegion");
    theMeasurementTrackerName = regionPSet.getParameter<std::string>("measurementTrackerName"); 
  }

virtual IsolationRegionAroundL3Muon::~IsolationRegionAroundL3Muon ( ) [inline, virtual]

Definition at line 36 of file IsolationRegionAroundL3Muon.h.

{}

Member Function Documentation

virtual std::vector<TrackingRegion* > IsolationRegionAroundL3Muon::regions	(	const edm::Event &	ev,
		const edm::EventSetup &	es
	)		const `[inline, virtual]`

Implements TrackingRegionProducer.

Definition at line 38 of file IsolationRegionAroundL3Muon.h.

References edm::Event::getByLabel(), edm::Handle< T >::product(), query::result, theDeltaEta, theDeltaPhi, theInputTrkSrc, theMeasurementTrackerName, theOriginHalfLength, theOriginRadius, theOriginZPos, thePtMin, theVertexSrc, and theVertexZconstrained.

                                     {

    std::vector<TrackingRegion* > result;

    // optional constraint for vertex
    // get highest Pt pixel vertex (if existing)
    double deltaZVertex =  theOriginHalfLength;
    double originz = theOriginZPos;
    if (theVertexSrc.length()>1) {
      edm::Handle<reco::VertexCollection> vertices;
      ev.getByLabel(theVertexSrc,vertices);
      const reco::VertexCollection vertCollection = *(vertices.product());
      reco::VertexCollection::const_iterator ci = vertCollection.begin();
      if (vertCollection.size()>0) {
            originz = ci->z();
      } else {
            originz = theOriginZPos;
            deltaZVertex = 15.;
      }
    }

    edm::Handle<reco::TrackCollection> trks;
    ev.getByLabel(theInputTrkSrc, trks);

    for(reco::TrackCollection::const_iterator iTrk = trks->begin();iTrk != trks->end();iTrk++) {
      double vz = (theVertexZconstrained) ? iTrk->dz() : originz;
      GlobalVector dirVector((iTrk)->px(),(iTrk)->py(),(iTrk)->pz());
      result.push_back( 
          new RectangularEtaPhiTrackingRegion( dirVector, GlobalPoint(0,0,float(vz)), 
                                               thePtMin, theOriginRadius, deltaZVertex, theDeltaEta, theDeltaPhi,
                                               0,true,theMeasurementTrackerName) );
    }

    return result;
  }