BeamHaloPairGenerator Class Reference

#include <BeamHaloPairGenerator.h>

Inheritance diagram for BeamHaloPairGenerator:

List of all members.

Public Member Functions
	BeamHaloPairGenerator (const edm::ParameterSet &conf)
virtual const OrderedSeedingHits &	run (const TrackingRegion &region, const edm::Event &ev, const edm::EventSetup &es)
virtual	~BeamHaloPairGenerator ()
Private Member Functions
ctfseeding::SeedingLayerSets	init (const edm::EventSetup &es)
Private Attributes
edm::ParameterSet	conf_
OrderedHitPairs	hitPairs
double	theMaxTheta

---

Detailed Description

Definition at line 14 of file BeamHaloPairGenerator.h.

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Constructor & Destructor Documentation

BeamHaloPairGenerator::BeamHaloPairGenerator

(

const edm::ParameterSet &

conf

)

Definition at line 9 of file BeamHaloPairGenerator.cc.

References edm::ParameterSet::getParameter(), funct::sin(), and theMaxTheta.

                                                                       : conf_(conf){
        edm::LogInfo("CtfSpecialSeedGenerator|BeamHaloPairGenerator") << "Constructing BeamHaloPairGenerator";
        theMaxTheta=conf.getParameter<double>("maxTheta");
        theMaxTheta=fabs(sin(theMaxTheta));
} 

virtual BeamHaloPairGenerator::~BeamHaloPairGenerator

(

)

[inline, virtual]

Definition at line 17 of file BeamHaloPairGenerator.h.

{};

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Member Function Documentation

SeedingLayerSets BeamHaloPairGenerator::init

(

const edm::EventSetup &

es

)

[private]

Definition at line 16 of file BeamHaloPairGenerator.cc.

References conf_, and edm::ParameterSet::getParameter().

Referenced by run().

                                                                   {
        edm::ParameterSet leyerPSet = conf_.getParameter<edm::ParameterSet>("LayerPSet");
        SeedingLayerSetsBuilder lsBuilder(leyerPSet);
        SeedingLayerSets lss = lsBuilder.layers(es);
        return lss;     
}

const OrderedSeedingHits & BeamHaloPairGenerator::run	(	const TrackingRegion &	region,
		const edm::Event &	ev,
		const edm::EventSetup &	es
	)		[virtual]

Implements OrderedHitsGenerator.

Definition at line 24 of file BeamHaloPairGenerator.cc.

References Exception, hitPairs, TrackingRegion::hits(), init(), LogDebug, python::rootplot::utilities::ls(), funct::sin(), theMaxTheta, and PV3DBase< T, PVType, FrameType >::theta().

                                                                            {
        hitPairs.clear();
        SeedingLayerSets lss = init(es);
        SeedingLayerSets::const_iterator iLss;
        for (iLss = lss.begin(); iLss != lss.end(); iLss++){
                SeedingLayers ls = *iLss;
                if (ls.size() != 2){
                        throw cms::Exception("CtfSpecialSeedGenerator") << "You are using " << ls.size() <<" layers in set instead of 2 ";
                }       
                std::vector<SeedingHit> innerHits  = region.hits(e, es, &ls[0]);
                std::vector<SeedingHit> outerHits  = region.hits(e, es, &ls[1]);
                std::vector<SeedingHit>::const_iterator iOuterHit;
                for (iOuterHit = outerHits.begin(); iOuterHit != outerHits.end(); iOuterHit++){
                        std::vector<SeedingHit>::const_iterator iInnerHit;
                        for (iInnerHit = innerHits.begin(); iInnerHit != innerHits.end(); iInnerHit++){
                          //do something in there... if necessary
                          const TransientTrackingRecHit::ConstRecHitPointer & crhpi = *iInnerHit;
                          const TransientTrackingRecHit::ConstRecHitPointer & crhpo =  *iOuterHit;
                          GlobalVector d=crhpo->globalPosition() - crhpi->globalPosition();
                          double ABSsinDtheta = fabs(sin(d.theta()));
                          LogDebug("BeamHaloPairGenerator")<<"position1: "<<crhpo->globalPosition()
                                                           <<" position2: "<<crhpi->globalPosition()
                                                           <<" |sin(Dtheta)|: "<< ABSsinDtheta <<((ABSsinDtheta>theMaxTheta)?" skip":" keep");

                          if (ABSsinDtheta>theMaxTheta) {;continue;}

                          hitPairs.push_back(OrderedHitPair(*iInnerHit,
                                                            *iOuterHit));
                        }
                }
        }
        return hitPairs;
}

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Member Data Documentation

edm::ParameterSet BeamHaloPairGenerator::conf_ [private]

Definition at line 23 of file BeamHaloPairGenerator.h.

Referenced by init().

OrderedHitPairs BeamHaloPairGenerator::hitPairs [private]

Definition at line 24 of file BeamHaloPairGenerator.h.

Referenced by run().

double BeamHaloPairGenerator::theMaxTheta [private]

Definition at line 25 of file BeamHaloPairGenerator.h.

Referenced by BeamHaloPairGenerator(), and run().