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bendavid |
1.3 |
// $Id: FillerConversions.cc,v 1.2 2008/07/03 07:56:14 loizides Exp $
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bendavid |
1.1 |
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loizides |
1.2 |
#include "MitProd/TreeFiller/interface/FillerConversions.h"
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bendavid |
1.1 |
#include "FWCore/MessageLogger/interface/MessageLogger.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "MitAna/DataTree/interface/Names.h"
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using namespace std;
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using namespace edm;
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using namespace mithep;
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loizides |
1.2 |
//--------------------------------------------------------------------------------------------------
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FillerConversions::FillerConversions(const ParameterSet &cfg, bool active,
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const ConversionElectronMap *conversionElectronMap) :
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bendavid |
1.1 |
BaseFiller(cfg, "Conversions", active),
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edmName_(Conf().getUntrackedParameter<string>("edmName","conversions")),
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mitName_(Conf().getUntrackedParameter<string>("mitName","Conversions")),
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conversionElectronMap_(conversionElectronMap),
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conversions_(new mithep::ConversionArr),
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conversionMap_(new mithep::ConversionMap)
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{
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loizides |
1.2 |
// Constructor.
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bendavid |
1.1 |
}
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loizides |
1.2 |
//--------------------------------------------------------------------------------------------------
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1.1 |
FillerConversions::~FillerConversions()
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{
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loizides |
1.2 |
// Destructor.
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delete conversionMap_;
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bendavid |
1.1 |
}
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loizides |
1.2 |
//--------------------------------------------------------------------------------------------------
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bendavid |
1.1 |
void FillerConversions::BookDataBlock(TreeWriter &tws)
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{
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loizides |
1.2 |
// Add conversions to tree.
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bendavid |
1.1 |
tws.AddBranch(mitName_.c_str(),&conversions_);
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}
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loizides |
1.2 |
//--------------------------------------------------------------------------------------------------
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bendavid |
1.1 |
void FillerConversions::FillDataBlock(const edm::Event &event,
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const edm::EventSetup &setup)
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{
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conversions_->Reset();
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conversionMap_->Reset();
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try {
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event.getByLabel(edm::InputTag(edmName_),conversionProduct_);
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} catch (cms::Exception& ex) {
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edm::LogError("FillerConversions") << "Error! Cannot get collection with label "
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loizides |
1.2 |
<< edmName_ << endl;
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1.1 |
throw edm::Exception(edm::errors::Configuration, "FillerConversions:FillDataBlock()\n")
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<< "Error! Cannot get collection with label " << edmName_ << endl;
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}
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conversionMap_->SetEdmProductId(conversionProduct_.id().id());
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const reco::ConversionCollection inConversions = *(conversionProduct_.product());
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for (reco::ConversionCollection::const_iterator inConversion = inConversions.begin();
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inConversion != inConversions.end(); ++inConversion) {
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mithep::Conversion* outConversion = conversions_->Allocate();
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loizides |
1.2 |
new (outConversion) mithep::Conversion(inConversion->conversionVertex().x(),
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inConversion->conversionVertex().y(),
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inConversion->conversionVertex().z(),
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inConversion->conversionVertex().xError(),
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inConversion->conversionVertex().yError(),
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inConversion->conversionVertex().zError());
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bendavid |
1.1 |
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outConversion->GetVertex().SetChi2(inConversion->conversionVertex().chi2());
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1.3 |
outConversion->GetVertex().SetNDof((Int_t)inConversion->conversionVertex().ndof());
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outConversion->SetDCotTheta(inConversion->pairCotThetaSeparation());
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outConversion->SetEOverP(inConversion->EoverP());
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outConversion->SetPairMass(inConversion->pairInvariantMass());
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outConversion->SetPairMomentum(inConversion->pairMomentum().x(),
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inConversion->pairMomentum().y(),
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inConversion->pairMomentum().z());
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bendavid |
1.1 |
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if (conversionElectronMap_) {
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loizides |
1.2 |
std::vector<reco::TrackRef> trackRefs = inConversion->tracks();
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for (std::vector<reco::TrackRef>::const_iterator trackRef = trackRefs.begin();
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trackRef != trackRefs.end(); ++trackRef) {
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outConversion->AddDaughter(conversionElectronMap_->GetMit(*trackRef));
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}
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1.1 |
}
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reco::ConversionRef theRef(conversionProduct_, inConversion-inConversions.begin());
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conversionMap_->Add(theRef, outConversion);
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}
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loizides |
1.2 |
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bendavid |
1.1 |
conversions_->Trim();
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}
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