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bendavid |
1.9 |
// $Id: JetCleaningMod.cc,v 1.8 2008/12/10 21:18:50 loizides Exp $
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loizides |
1.1 |
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#include "MitPhysics/Mods/interface/JetCleaningMod.h"
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#include "MitCommon/MathTools/interface/MathUtils.h"
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loizides |
1.3 |
#include "MitPhysics/Init/interface/ModNames.h"
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loizides |
1.1 |
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using namespace mithep;
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ClassImp(mithep::JetCleaningMod)
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//--------------------------------------------------------------------------------------------------
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loizides |
1.4 |
JetCleaningMod::JetCleaningMod(const char *name, const char *title) :
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loizides |
1.1 |
BaseMod(name,title),
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loizides |
1.3 |
fCleanElectronsName(ModNames::gkCleanElectronsName),
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sixie |
1.5 |
fCleanPhotonsName(ModNames::gkCleanPhotonsName),
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loizides |
1.3 |
fGoodJetsName(ModNames::gkGoodJetsName),
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sixie |
1.5 |
fCleanJetsName(ModNames::gkCleanJetsName),
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fMinDeltaRToElectron(0.3),
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fMinDeltaRToPhoton(0.3)
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loizides |
1.1 |
{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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loizides |
1.4 |
void JetCleaningMod::Process()
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loizides |
1.1 |
{
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loizides |
1.4 |
// Process entries of the tree.
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loizides |
1.1 |
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loizides |
1.4 |
// get input collections
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bendavid |
1.9 |
const JetCol *GoodJets = GetObjThisEvt<JetCol>(fGoodJetsName);
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loizides |
1.8 |
const ElectronCol *CleanElectrons = 0;
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if (!fCleanElectronsName.IsNull())
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CleanElectrons = GetObjThisEvt<ElectronCol>(fCleanElectronsName);
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const PhotonCol *CleanPhotons = 0;
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if (!fCleanPhotonsName.IsNull())
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CleanPhotons = GetObjThisEvt<PhotonCol>(fCleanPhotonsName);
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loizides |
1.1 |
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loizides |
1.4 |
// create output collection
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JetOArr *CleanJets = new JetOArr;
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CleanJets->SetName(fCleanJetsName);
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loizides |
1.1 |
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loizides |
1.8 |
// remove any jet that overlaps in eta, phi with an isolated electron.
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loizides |
1.1 |
for (UInt_t i=0; i<GoodJets->GetEntries(); ++i) {
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loizides |
1.4 |
const Jet *jet = GoodJets->At(i);
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loizides |
1.8 |
// check for overlap with an electron
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ceballos |
1.6 |
Bool_t isElectronOverlap = kFALSE;
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sixie |
1.5 |
if (CleanElectrons) {
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loizides |
1.8 |
UInt_t n = CleanElectrons->GetEntries();
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for (UInt_t j=0; j<n; ++j) {
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sixie |
1.5 |
Double_t deltaR = MathUtils::DeltaR(CleanElectrons->At(j)->Mom(),jet->Mom());
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if (deltaR < fMinDeltaRToElectron) {
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isElectronOverlap = kTRUE;
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break;
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}
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}
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}
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ceballos |
1.6 |
if (isElectronOverlap) continue;
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loizides |
1.8 |
// check for overlap with a photon
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Bool_t isPhotonOverlap = kFALSE;
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sixie |
1.5 |
if (CleanPhotons) {
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loizides |
1.8 |
UInt_t n = CleanPhotons->GetEntries();
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for (UInt_t j=0; j<n; ++j) {
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sixie |
1.5 |
Double_t deltaR = MathUtils::DeltaR(CleanPhotons->At(j)->Mom(),jet->Mom());
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if (deltaR < fMinDeltaRToPhoton) {
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isPhotonOverlap = kTRUE;
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break;
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}
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}
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loizides |
1.1 |
}
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ceballos |
1.6 |
if (isPhotonOverlap) continue;
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loizides |
1.1 |
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loizides |
1.4 |
CleanJets->Add(jet);
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}
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loizides |
1.1 |
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loizides |
1.7 |
// sort according to pt
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CleanJets->Sort();
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loizides |
1.4 |
// add to event for other modules to use
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AddObjThisEvt(CleanJets);
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loizides |
1.1 |
}
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