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loizides |
1.7 |
// $Id: FillMuons.cc,v 1.6 2008/06/19 16:53:43 loizides Exp $
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bendavid |
1.1 |
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#include "MitProd/TreeFiller/interface/FillMuons.h"
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#include "FWCore/MessageLogger/interface/MessageLogger.h"
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#include "FWCore/Framework/interface/ESHandle.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "FWCore/ServiceRegistry/interface/Service.h"
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#include "DataFormats/MuonReco/interface/MuonFwd.h"
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#include "DataFormats/MuonReco/interface/Muon.h"
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#include "DataFormats/TrackReco/interface/Track.h"
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#include "MitAna/DataTree/interface/Names.h"
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loizides |
1.7 |
#include "MitProd/TreeService/interface/TreeService.h"
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#include "MitAna/DataUtil/interface/TreeWriter.h"
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bendavid |
1.1 |
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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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//-------------------------------------------------------------------------------------------------
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loizides |
1.6 |
FillMuons::FillMuons(const edm::ParameterSet &cfg) :
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loizides |
1.3 |
muons_(new mithep::Array<mithep::Muon>()),
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loizides |
1.6 |
muonSource_(cfg.getUntrackedParameter<string>("muonSource", "muons")),
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muonBranch_(cfg.getUntrackedParameter<string>("muonBrname", Names::gkMuonBrn))
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bendavid |
1.1 |
{
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}
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//-------------------------------------------------------------------------------------------------
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FillMuons::~FillMuons()
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{
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}
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//-------------------------------------------------------------------------------------------------
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paus |
1.4 |
void FillMuons::analyze(const edm::Event &event,
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loizides |
1.6 |
const edm::EventSetup &setup)
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bendavid |
1.1 |
{
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paus |
1.4 |
// Fill muon track info using global (tracker+muon chambers) track fit if available, or standalone
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// muon or tracker tracks otherwise
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bendavid |
1.1 |
muons_->Reset();
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paus |
1.4 |
Handle<reco::MuonCollection> muonProduct;
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bendavid |
1.1 |
try {
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paus |
1.4 |
event.getByLabel(muonSource_, muonProduct);
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bendavid |
1.1 |
} catch (cms::Exception& ex) {
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edm::LogError("FillMuons") << "Error! Can not get collection with label "
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<< muonSource_ << endl;
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throw edm::Exception(edm::errors::Configuration, "FillMuons:analyze()\n")
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<< "Error! Can not get collection with label " << muonSource_ << endl;
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}
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paus |
1.4 |
const reco::MuonCollection Muons = *(muonProduct.product());
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bendavid |
1.1 |
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paus |
1.4 |
// Loop through all muons
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for (reco::MuonCollection::const_iterator iM = Muons.begin(); iM != Muons.end(); ++iM) {
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// Here we are interested in the standalone muon information only
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const reco::Track* muonTrk = &*iM->standAloneMuon().get();
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if (! muonTrk)
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cout << "Error - no muon track in the global muon. Filling nothing!\n";
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else {
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// Initialize a new MitDataObject
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mithep::Muon* outMuon = new mithep::Muon(iM->px(),iM->py(),iM->pz(),iM->energy());
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// Fill the information
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outMuon->GetTrack()->SetHelix (muonTrk->phi(),muonTrk->d0(),muonTrk->pt(),
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muonTrk->dz(), muonTrk->theta());
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outMuon->GetTrack()->SetErrors(muonTrk->phiError(),muonTrk->d0Error(),muonTrk->ptError(),
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muonTrk->dzError(), muonTrk->thetaError());
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outMuon->GetTrack()->SetCharge(muonTrk->charge());
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// Add the muon to the collection
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loizides |
1.5 |
muons_->AddCopy(outMuon);
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bendavid |
1.1 |
}
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}
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loizides |
1.2 |
muons_->Trim();
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bendavid |
1.1 |
}
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//-------------------------------------------------------------------------------------------------
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loizides |
1.6 |
void FillMuons::beginJob(const edm::EventSetup &setup)
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bendavid |
1.1 |
{
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Service<TreeService> ts;
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TreeWriter *tws = ts->get();
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paus |
1.4 |
if (! tws) {
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bendavid |
1.1 |
throw edm::Exception(edm::errors::Configuration, "FillMuons::beginJob()\n")
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paus |
1.4 |
<< "Could not get pointer to Tree\n";
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bendavid |
1.1 |
return;
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}
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tws->AddBranch(muonBranch_.c_str(),&muons_);
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}
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//-------------------------------------------------------------------------------------------------
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void FillMuons::endJob()
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{
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edm::LogInfo("FillMuons::endJob") << "Ending Job" << endl;
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}
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