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// $Id: FillerPhotons.cc,v 1.13 2009/03/15 11:20:41 loizides Exp $
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#include "MitProd/TreeFiller/interface/FillerPhotons.h"
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#include "DataFormats/TrackReco/interface/Track.h"
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#include "DataFormats/TrackReco/interface/TrackFwd.h"
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#include "DataFormats/EgammaCandidates/interface/Photon.h"
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#include "DataFormats/EgammaCandidates/interface/PhotonFwd.h"
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#include "DataFormats/EgammaCandidates/interface/PhotonIDFwd.h"
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#include "DataFormats/EgammaCandidates/interface/PhotonID.h"
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#include "DataFormats/EgammaCandidates/interface/PhotonIDAssociation.h"
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#include "DataFormats/EgammaCandidates/interface/Conversion.h"
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#include "DataFormats/EgammaCandidates/interface/ConversionFwd.h"
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#include "MitAna/DataTree/interface/Names.h"
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#include "MitAna/DataTree/interface/PhotonCol.h"
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#include "MitProd/ObjectService/interface/ObjectService.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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//--------------------------------------------------------------------------------------------------
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FillerPhotons::FillerPhotons(const edm::ParameterSet &cfg, const char *name, bool active) :
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BaseFiller(cfg,name,active),
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edmName_(Conf().getUntrackedParameter<string>("edmName","photons")),
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mitName_(Conf().getUntrackedParameter<string>("mitName",Names::gkPhotonBrn)),
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photonIDName_(Conf().getUntrackedParameter<string>("photonIDName",
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"PhotonIDProd:PhotonAssociatedID")),
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conversionMapName_(Conf().getUntrackedParameter<string>("conversionMapName","")),
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barrelSuperClusterMapName_(Conf().getUntrackedParameter<string>("barrelSuperClusterMapName","")),
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endcapSuperClusterMapName_(Conf().getUntrackedParameter<string>("endcapSuperClusterMapName","")),
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photons_(new mithep::PhotonArr(16)),
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conversionMap_(0),
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barrelSuperClusterMap_(0),
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endcapSuperClusterMap_(0)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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FillerPhotons::~FillerPhotons()
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{
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// Destructor.
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delete photons_;
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}
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//--------------------------------------------------------------------------------------------------
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void FillerPhotons::BookDataBlock(TreeWriter &tws)
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{
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// Add photon branch to tree and get the map.
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tws.AddBranch(mitName_,&photons_);
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OS()->add<mithep::PhotonArr>(photons_,mitName_);
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if (!conversionMapName_.empty()) {
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conversionMap_ = OS()->get<ConversionMap>(conversionMapName_);
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if (conversionMap_)
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AddBranchDep(mitName_,conversionMap_->GetBrName());
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}
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if (!barrelSuperClusterMapName_.empty()) {
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barrelSuperClusterMap_ = OS()->get<SuperClusterMap>(barrelSuperClusterMapName_);
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if (barrelSuperClusterMap_)
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AddBranchDep(mitName_,barrelSuperClusterMap_->GetBrName());
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}
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if (!endcapSuperClusterMapName_.empty()) {
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endcapSuperClusterMap_ = OS()->get<SuperClusterMap>(endcapSuperClusterMapName_);
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if (endcapSuperClusterMap_)
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AddBranchDep(mitName_,endcapSuperClusterMap_->GetBrName());
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}
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}
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//--------------------------------------------------------------------------------------------------
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void FillerPhotons::FillDataBlock(const edm::Event &event,
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const edm::EventSetup &setup)
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{
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// Fill photon array.
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photons_->Delete();
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// get photon collection
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Handle<reco::PhotonCollection> hPhotonProduct;
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GetProduct(edmName_, hPhotonProduct, event);
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const reco::PhotonCollection inPhotons = *(hPhotonProduct.product());
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// get associated PhotonID objects
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Handle<reco::PhotonIDAssociationCollection> photonIDMapColl;
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GetProduct(photonIDName_, photonIDMapColl, event);
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const reco::PhotonIDAssociationCollection *photonIDMap = photonIDMapColl.product();
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for (reco::PhotonCollection::const_iterator iP = inPhotons.begin();
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iP != inPhotons.end(); ++iP) {
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int photonIndex = iP - inPhotons.begin();
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edm::Ref<reco::PhotonCollection> photonref(hPhotonProduct, photonIndex);
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reco::PhotonIDAssociationCollection::const_iterator photonIter = photonIDMap->find(photonref);
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const reco::PhotonIDRef &phID = photonIter->val;
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const reco::PhotonRef &photon = photonIter->key;
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mithep::Photon *outPhoton = photons_->Allocate();
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new (outPhoton) mithep::Photon(photon->px(),photon->py(),photon->pz(),photon->energy());
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outPhoton->SetIsConverted(photon->isConverted());
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outPhoton->SetR9(phID->r9());
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outPhoton->SetHadOverEm(photon->hadronicOverEm());
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outPhoton->SetHasPixelSeed(photon->hasPixelSeed());
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outPhoton->SetEcalRecHitIso(phID->isolationEcalRecHit());
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outPhoton->SetHcalRecHitIso(phID->isolationHcalRecHit());
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outPhoton->SetSolidConeTrkIso(phID->isolationSolidTrkCone());
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outPhoton->SetHollowConeTrkIso(phID->isolationHollowTrkCone());
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outPhoton->SetSolidConeNTrk(phID->nTrkSolidCone());
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outPhoton->SetHollowConeNTrk(phID->nTrkHollowCone());
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outPhoton->SetIsEBGap(phID->isEBGap());
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outPhoton->SetIsEEGap(phID->isEEGap());
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outPhoton->SetIsEBEEGap(phID->isEBEEGap());
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outPhoton->SetIsLooseEM(phID->isLooseEM());
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outPhoton->SetIsLoosePhoton(phID->isLoosePhoton());
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outPhoton->SetIsTightPhoton(phID->isTightPhoton());
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// make links to conversions
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if (photon->isConverted() && conversionMap_) {
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std::vector<reco::ConversionRef> conversionRefs = photon->conversions();
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for (std::vector<reco::ConversionRef>::const_iterator conversionRef =
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conversionRefs.begin(); conversionRef != conversionRefs.end(); ++conversionRef) {
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outPhoton->AddConversion(conversionMap_->GetMit(*conversionRef));
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}
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}
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// make link to supercluster
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if (barrelSuperClusterMap_ && endcapSuperClusterMap_ && photon->superCluster().isNonnull())
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if(barrelSuperClusterMap_->HasMit(photon->superCluster())) {
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outPhoton->SetSuperCluster(barrelSuperClusterMap_->GetMit(photon->superCluster()));
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} else {
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outPhoton->SetSuperCluster(endcapSuperClusterMap_->GetMit(photon->superCluster()));
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}
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}
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photons_->Trim();
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}
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