#include <LowPtClusterShapeSeedComparitor.h>

Inheritance diagram for LowPtClusterShapeSeedComparitor:

Public Member Functions
virtual bool	compatible (const SeedingHitSet &hits) const

virtual bool	compatible (const TrajectoryStateOnSurface &, SeedingHitSet::ConstRecHitPointer hit) const

virtual bool	compatible (const SeedingHitSet &hits, const GlobalTrajectoryParameters &helixStateAtVertex, const FastHelix &helix) const

virtual void	init (const edm::Event &e, const edm::EventSetup &es)

	LowPtClusterShapeSeedComparitor (const edm::ParameterSet &ps, edm::ConsumesCollector &iC)

virtual	~LowPtClusterShapeSeedComparitor ()

Public Member Functions inherited from SeedComparitor
virtual	~SeedComparitor ()

Private Attributes
edm::Handle < SiPixelClusterShapeCache >	thePixelClusterShapeCache

edm::EDGetTokenT < SiPixelClusterShapeCache >	thePixelClusterShapeCacheToken

edm::ESHandle < ClusterShapeHitFilter >	theShapeFilter
	something More...

edm::ESHandle< TrackerTopology >	theTTopo

Detailed Description

Definition at line 16 of file LowPtClusterShapeSeedComparitor.h.

Constructor & Destructor Documentation

LowPtClusterShapeSeedComparitor::LowPtClusterShapeSeedComparitor	(	const edm::ParameterSet &	ps,
		edm::ConsumesCollector &	iC
	)

Definition at line 108 of file LowPtClusterShapeSeedComparitor.cc.

                                                                                                                    :
   thePixelClusterShapeCacheToken(iC.consumes<SiPixelClusterShapeCache>(ps.getParameter<edm::InputTag>("clusterShapeCacheSrc")))
 {}

virtual LowPtClusterShapeSeedComparitor::~LowPtClusterShapeSeedComparitor ( )

inlinevirtual

Definition at line 20 of file LowPtClusterShapeSeedComparitor.h.

20 {}

Member Function Documentation

bool LowPtClusterShapeSeedComparitor::compatible ( const SeedingHitSet & hits ) const

virtual

Implements SeedComparitor.

Definition at line 120 of file LowPtClusterShapeSeedComparitor.cc.

References assert(), Exception, alcazmumu_cfi::filter, HitInfo::getInfo(), i, TrackingRecHit::isValid(), LogDebug, LogTrace, convertSQLiteXML::ok, and SeedingHitSet::size().

 {
   assert(hits.size()==3);
 
   const ClusterShapeHitFilter * filter = theShapeFilter.product();
   if(filter == 0)
     throw cms::Exception("LogicError") << "LowPtClusterShapeSeedComparitor: init(EventSetup) method was not called";
 
    // Get global positions
    GlobalPoint  globalPoss[3];
    getGlobalPos(hits, globalPoss);
 
   // Get global directions
   GlobalVector globalDirs[3]; 
 
   bool ok = getGlobalDirs(globalPoss,globalDirs);
 
   // Check whether shape of pixel cluster is compatible
   // with local track direction
 
   if (!ok)
     {
       LogDebug("LowPtClusterShapeSeedComparitor")<<"curvarture 0:"
                          <<"\nnHits: "<<hits.size()
                          <<" will say the seed is good anyway.";
       return true;
     }
 
   for(int i = 0; i < 3; i++)
   {
     const SiPixelRecHit* pixelRecHit =
       dynamic_cast<const SiPixelRecHit *>(hits[i]->hit());
 
     if (!pixelRecHit){
       edm::LogError("LowPtClusterShapeSeedComparitor")<<"this is not a pixel cluster";
       ok = false; break;
     }
 
     if(!pixelRecHit->isValid())
     { 
       ok = false; break; 
     }
     
     LogDebug("LowPtClusterShapeSeedComparitor")<<"about to compute compatibility."
                            <<"hit ptr: "<<pixelRecHit
                            <<"global direction:"<< globalDirs[i];
 
 
     if(! filter->isCompatible(*pixelRecHit, globalDirs[i], *thePixelClusterShapeCache) )
     {
       LogTrace("LowPtClusterShapeSeedComparitor")
          << " clusShape is not compatible"
          << HitInfo::getInfo(*hits[i]->hit(),theTTopo.product());
 
       ok = false; break;
     }
   }
 
   return ok;
 }

virtual bool LowPtClusterShapeSeedComparitor::compatible	(	const TrajectoryStateOnSurface &	,
		SeedingHitSet::ConstRecHitPointer	hit
	)		const

inlinevirtual

Implements SeedComparitor.

Definition at line 23 of file LowPtClusterShapeSeedComparitor.h.

24 { return true; }

virtual bool LowPtClusterShapeSeedComparitor::compatible	(	const SeedingHitSet &	hits,
		const GlobalTrajectoryParameters &	helixStateAtVertex,
		const FastHelix &	helix
	)		const

inlinevirtual

Implements SeedComparitor.

Definition at line 25 of file LowPtClusterShapeSeedComparitor.h.

27 { return true; }

void LowPtClusterShapeSeedComparitor::init	(	const edm::Event &	e,
		const edm::EventSetup &	es
	)

virtual

Implements SeedComparitor.

Definition at line 113 of file LowPtClusterShapeSeedComparitor.cc.

References edm::EventSetup::get(), edm::Event::getByToken(), thePixelClusterShapeCache, thePixelClusterShapeCacheToken, theShapeFilter, and theTTopo.

                                                                                      {
   es.get<CkfComponentsRecord>().get("ClusterShapeHitFilter", theShapeFilter);
   es.get<TrackerTopologyRcd>().get(theTTopo);
 
   e.getByToken(thePixelClusterShapeCacheToken, thePixelClusterShapeCache);
 }