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// $Id: FillerSuperClusters.cc,v 1.10 2010/03/24 15:41:22 sixie Exp $
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#include "MitProd/TreeFiller/interface/FillerSuperClusters.h"
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#include "DataFormats/EgammaReco/interface/SuperClusterFwd.h"
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#include "DataFormats/EgammaReco/interface/SuperCluster.h"
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#include "MitAna/DataTree/interface/BasicCluster.h"
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#include "MitAna/DataTree/interface/SuperClusterCol.h"
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#include "MitAna/DataTree/interface/Names.h"
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#include "MitProd/ObjectService/interface/ObjectService.h"
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#include "RecoEgamma/EgammaIsolationAlgos/interface/EgammaTowerIsolation.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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FillerSuperClusters::FillerSuperClusters(const ParameterSet &cfg, const char *name, bool active) :
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BaseFiller(cfg,name,active),
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edmName_(Conf().getUntrackedParameter<string>("edmName","hybridSuperClusters")),
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mitName_(Conf().getUntrackedParameter<string>("mitName","SuperClusters")),
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basicClusterMapName_(Conf().getUntrackedParameter<string>("basicClusterMapName",
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"BasicClusterMap")),
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caloTowerDetIdMapName_(Conf().getUntrackedParameter<string>("caloTowerDetIdMapName",
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"CaloTowerDetIdMap")),
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superClusterMapName_(Conf().getUntrackedParameter<string>("superClusterMapName",
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"SuperClusterMap")),
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superClusterIdMapName_(Conf().getUntrackedParameter<string>("superClusterIdMapName",
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"SuperClusterIdMap")),
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caloTowerName_(Conf().getUntrackedParameter<string>("caloTowerName","towerMaker")),
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basicClusterMap_(0),
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caloTowerDetIdMap_(0),
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superClusters_(new mithep::SuperClusterArr(25)),
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superClusterMap_(new mithep::SuperClusterMap),
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superClusterIdMap_(new mithep::SuperClusterIdMap)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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FillerSuperClusters::~FillerSuperClusters()
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{
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// Destructor.
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delete superClusters_;
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delete superClusterMap_;
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delete superClusterIdMap_;
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}
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//--------------------------------------------------------------------------------------------------
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void FillerSuperClusters::BookDataBlock(TreeWriter &tws)
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{
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// Add super cluster branch to tree and get pointers to maps.
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tws.AddBranch(mitName_,&superClusters_);
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OS()->add<SuperClusterArr>(superClusters_,mitName_);
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if (!basicClusterMapName_.empty()) {
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basicClusterMap_ = OS()->get<BasicClusterMap>(basicClusterMapName_);
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if (basicClusterMap_)
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AddBranchDep(mitName_,basicClusterMap_->GetBrName());
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}
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if (!caloTowerDetIdMapName_.empty()) {
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caloTowerDetIdMap_ = OS()->get<CaloTowerDetIdMap>(caloTowerDetIdMapName_);
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if (caloTowerDetIdMap_)
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AddBranchDep(mitName_,caloTowerDetIdMap_->GetBrName());
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}
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if (!superClusterMapName_.empty()) {
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superClusterMap_->SetBrName(mitName_);
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OS()->add<SuperClusterMap>(superClusterMap_,superClusterMapName_);
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}
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if (!superClusterIdMapName_.empty()) {
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superClusterIdMap_->SetBrName(mitName_);
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OS()->add<SuperClusterIdMap>(superClusterIdMap_,superClusterIdMapName_);
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}
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}
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//--------------------------------------------------------------------------------------------------
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void FillerSuperClusters::FillDataBlock(const edm::Event &event,
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const edm::EventSetup &setup)
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{
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// Fill the collection.
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superClusters_->Delete();
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superClusterMap_->Reset();
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superClusterIdMap_->Reset();
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Handle<reco::SuperClusterCollection> hSuperClusterProduct;
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GetProduct(edmName_, hSuperClusterProduct, event);
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Handle<CaloTowerCollection> hCaloTowerProduct;
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GetProduct(caloTowerName_, hCaloTowerProduct, event);
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superClusterMap_->SetEdmProductId(hSuperClusterProduct.id().id());
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const reco::SuperClusterCollection inSuperClusters = *(hSuperClusterProduct.product());
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// loop through all super clusters
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for (reco::SuperClusterCollection::const_iterator inSC = inSuperClusters.begin();
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inSC != inSuperClusters.end(); ++inSC) {
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mithep::SuperCluster *outSC = superClusters_->Allocate();
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new (outSC) mithep::SuperCluster();
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outSC->SetXYZ(inSC->x(),inSC->y(),inSC->z());
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outSC->SetEnergy(inSC->energy());
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outSC->SetRawEnergy(inSC->rawEnergy());
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outSC->SetPreshowerEnergy(inSC->preshowerEnergy());
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outSC->SetPhiWidth(inSC->phiWidth());
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outSC->SetEtaWidth(inSC->etaWidth());
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//Compute Hadronic Energy behind the supercluster (within DR < 0.15)
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EgammaTowerIsolation towerIsoDepth1(0.15,0.,0.,1,hCaloTowerProduct.product()) ;
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EgammaTowerIsolation towerIsoDepth2(0.15,0.,0.,2,hCaloTowerProduct.product()) ;
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outSC->SetHcalDepth1Energy(towerIsoDepth1.getTowerESum(&(*inSC)));
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outSC->SetHcalDepth2Energy(towerIsoDepth2.getTowerESum(&(*inSC)));
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// set the seed
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if (basicClusterMap_ && inSC->seed().isNonnull())
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outSC->SetSeed(basicClusterMap_->GetMit(inSC->seed()));
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// add basic clusters that belong to this super cluster
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for(reco::CaloCluster_iterator bc = inSC->clustersBegin(); bc != inSC->clustersEnd(); ++bc) {
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if (basicClusterMap_ && bc->isNonnull())
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outSC->AddCluster(basicClusterMap_->GetMit(*bc));
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}
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//add super cluster det ids to the id map and also fill supercluster-calotower associations
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const std::vector< std::pair<DetId, float> > &pairs = inSC->hitsAndFractions();
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for (std::vector< std::pair<DetId, float> >::const_iterator ipair = pairs.begin();
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ipair < pairs.end(); ++ipair) {
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const DetId &ihit = ipair->first;
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if (caloTowerDetIdMap_) {
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if (caloTowerDetIdMap_->HasMit(ihit)) {
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outSC->AddTower(caloTowerDetIdMap_->GetMit(ihit));
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}
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}
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superClusterIdMap_->Add(ihit,outSC);
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}
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// add super cluster to the map
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reco::SuperClusterRef theRef(hSuperClusterProduct, inSC-inSuperClusters.begin());
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superClusterMap_->Add(theRef, outSC);
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}
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superClusters_->Trim();
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}
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