#include <L3MumuTrackingRegion.h>

Inheritance diagram for L3MumuTrackingRegion:

Public Member Functions
	L3MumuTrackingRegion (const edm::ParameterSet &cfg)

virtual std::vector < TrackingRegion * >	regions (const edm::Event &ev, const edm::EventSetup &es) const

virtual	~L3MumuTrackingRegion ()

Public Member Functions inherited from TrackingRegionProducer
virtual	~TrackingRegionProducer ()

Private Attributes
double	m_howToUseMeasurementTracker

std::string	m_measurementTracker

bool	m_searchOpt

double	theDeltaEta

double	theDeltaPhi

edm::InputTag	theInputTrkSrc

double	theOriginHalfLength

double	theOriginRadius

double	theOriginZPos

double	thePtMin

std::string	theVertexSrc

bool	useVtxTks

Detailed Description

Definition at line 15 of file L3MumuTrackingRegion.h.

Constructor & Destructor Documentation

L3MumuTrackingRegion::L3MumuTrackingRegion ( const edm::ParameterSet & cfg )

inline

Definition at line 19 of file L3MumuTrackingRegion.h.

References edm::ParameterSet::exists(), edm::ParameterSet::getParameter(), m_howToUseMeasurementTracker, m_measurementTracker, m_searchOpt, theDeltaEta, theDeltaPhi, theInputTrkSrc, theOriginHalfLength, theOriginRadius, theOriginZPos, thePtMin, theVertexSrc, and useVtxTks.

                                                    { 
 
     edm::ParameterSet regionPSet = cfg.getParameter<edm::ParameterSet>("RegionPSet");
 
     theVertexSrc   = regionPSet.getParameter<std::string>("vertexSrc");
     theInputTrkSrc = regionPSet.getParameter<edm::InputTag>("TrkSrc");
 
     useVtxTks = regionPSet.getParameter<bool>("UseVtxTks");
 
     thePtMin              = regionPSet.getParameter<double>("ptMin");
     theOriginRadius       = regionPSet.getParameter<double>("originRadius");
     theOriginHalfLength   = regionPSet.getParameter<double>("originHalfLength");
     theOriginZPos  = regionPSet.getParameter<double>("vertexZDefault");
 
     theDeltaEta = regionPSet.getParameter<double>("deltaEtaRegion");
     theDeltaPhi =  regionPSet.getParameter<double>("deltaPhiRegion");
     if (regionPSet.exists("searchOpt")){
       m_searchOpt    = regionPSet.getParameter<bool>("searchOpt");
     }
     else{
       m_searchOpt = false;
     }
     m_measurementTracker ="";
     m_howToUseMeasurementTracker=0;
     if (regionPSet.exists("measurementTrackerName")){
       m_measurementTracker = regionPSet.getParameter<std::string>("measurementTrackerName");
       if (regionPSet.exists("howToUseMeasurementTracker")){
     m_howToUseMeasurementTracker = regionPSet.getParameter<double>("howToUseMeasurementTracker");
       }
     }
   }   

virtual L3MumuTrackingRegion::~L3MumuTrackingRegion ( )

inlinevirtual

Definition at line 51 of file L3MumuTrackingRegion.h.

51 {}

Member Function Documentation

virtual std::vector<TrackingRegion* > L3MumuTrackingRegion::regions	(	const edm::Event &	ev,
		const edm::EventSetup &	es
	)		const

inlinevirtual

Implements TrackingRegionProducer.

Definition at line 53 of file L3MumuTrackingRegion.h.

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

                                      {
 
     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.;
       }
       if (useVtxTks) {
 
         for(ci=vertCollection.begin();ci!=vertCollection.end();ci++)
           for (reco::Vertex::trackRef_iterator trackIt =  ci->tracks_begin();trackIt !=  ci->tracks_end();trackIt++){
         reco::TrackRef iTrk =  (*trackIt).castTo<reco::TrackRef>() ;
             GlobalVector dirVector((iTrk)->px(),(iTrk)->py(),(iTrk)->pz());
             result.push_back(
                              new RectangularEtaPhiTrackingRegion( dirVector, GlobalPoint(0,0,float(ci->z())),
                                                                   thePtMin, theOriginRadius, deltaZVertex, theDeltaEta, theDeltaPhi,
                                   m_howToUseMeasurementTracker,
                                   true,
                                   m_measurementTracker,
                                   m_searchOpt) );
           }
         return result;
       }
     }
 
     edm::Handle<reco::TrackCollection> trks;
     ev.getByLabel(theInputTrkSrc, trks);
 
     for(reco::TrackCollection::const_iterator iTrk = trks->begin();iTrk != trks->end();iTrk++) {
       GlobalVector dirVector((iTrk)->px(),(iTrk)->py(),(iTrk)->pz());
       result.push_back( 
           new RectangularEtaPhiTrackingRegion( dirVector, GlobalPoint(0,0,float(originz)), 
                            thePtMin, theOriginRadius, deltaZVertex, theDeltaEta, theDeltaPhi,
                            m_howToUseMeasurementTracker,
                            true,
                            m_measurementTracker,
                            m_searchOpt) );
     }
     return result;
   }