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// Package: SinglePhotonJetPlusHOFilter
// Class: SinglePhotonJetPlusHOFilter
//
/*
Description: [one line class summary]
Skimming of SinglePhoton data set for the study of HO absolute weight calculation
* Skimming Efficiency : ~ 2 %
Implementation:
[Notes on implementation]
For Secondary Datasets (SD)
*/
//
// Original Author: Gobinda Majumder & Suman Chatterjee
// Created: Fri July 29 14:52:17 IST 2016
// $Id$
//
//
// system include files
#include <memory>
// class declaration
//
#include "FWCore/Framework/interface/global/EDFilter.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/JetReco/interface/PFJet.h"
#include "DataFormats/ParticleFlowReco/interface/PFClusterFwd.h"
#include "DataFormats/ParticleFlowReco/interface/PFCluster.h"
#include "DataFormats/EgammaCandidates/interface/Photon.h"
#include "DataFormats/EgammaCandidates/interface/PhotonFwd.h"
#include "DataFormats/Math/interface/deltaR.h"
class SinglePhotonJetPlusHOFilter : public edm::global::EDFilter<> {
public:
explicit SinglePhotonJetPlusHOFilter(const edm::ParameterSet&);
static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);
private:
bool filter(edm::StreamID, edm::Event&, const edm::EventSetup&) const override;
// ----------member data ---------------------------
const double jtptthr_;
const double jtetath_;
const double hothres_;
const double pho_Ptcut_;
const edm::EDGetTokenT<reco::PFJetCollection> tok_PFJets_;
const edm::EDGetTokenT<reco::PFClusterCollection> tok_hoht_;
const edm::EDGetTokenT<edm::View<reco::Photon> > tok_photons_;
};
SinglePhotonJetPlusHOFilter::SinglePhotonJetPlusHOFilter(const edm::ParameterSet& iConfig)
: jtptthr_{iConfig.getParameter<double>("Ptcut")},
jtetath_{iConfig.getParameter<double>("Etacut")},
hothres_{iConfig.getParameter<double>("HOcut")},
pho_Ptcut_{iConfig.getParameter<double>("Pho_Ptcut")},
tok_PFJets_{consumes<reco::PFJetCollection>(iConfig.getParameter<edm::InputTag>("PFJets"))},
tok_hoht_{consumes<reco::PFClusterCollection>(iConfig.getParameter<edm::InputTag>("particleFlowClusterHO"))},
tok_photons_{consumes<edm::View<reco::Photon> >(iConfig.getParameter<edm::InputTag>("Photons"))} {}
// ------------ method called on each new Event ------------
bool SinglePhotonJetPlusHOFilter::filter(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const {
using namespace std;
using namespace edm;
using namespace reco;
bool passed = false;
vector<pair<double, double> > jetdirection;
vector<double> jetspt;
if (auto PFJets = iEvent.getHandle(tok_PFJets_)) {
for (const auto& jet : *PFJets) {
if ((jet.pt() < jtptthr_) || (abs(jet.eta()) > jtetath_))
continue;
jetdirection.emplace_back(jet.eta(), jet.phi());
jetspt.push_back(jet.pt());
passed = true;
}
}
if (!passed)
return passed;
bool pho_passed = false;
vector<pair<double, double> > phodirection;
vector<double> phopT;
if (auto photons = iEvent.getHandle(tok_photons_)) {
for (const auto& gamma1 : *photons) {
if (gamma1.pt() < pho_Ptcut_)
continue;
phodirection.emplace_back(gamma1.eta(), gamma1.phi());
phopT.push_back(gamma1.pt());
pho_passed = true;
}
}
if (!pho_passed)
return false;
bool isJetDir = false;
if (auto hhoht = iEvent.getHandle(tok_hoht_)) {
const auto& hoht = *hhoht;
if (!hoht.empty()) {
for (const auto& jet : jetdirection) {
bool matched = false;
for (const auto& ph : phodirection) {
if (abs(deltaPhi(ph.second, jet.second)) > 2.0) {
matched = true;
break;
}
}
if (matched) {
for (const auto& ij : hoht) {
double hoenr = ij.energy();
if (hoenr < hothres_)
continue;
const math::XYZPoint& cluster_pos = ij.position();
double hoeta = cluster_pos.eta();
double hophi = cluster_pos.phi();
double delta = deltaR2(jet.first, jet.second, hoeta, hophi);
if (delta < 0.5) {
isJetDir = true;
break;
}
}
}
if (isJetDir) {
break;
}
}
}
}
return isJetDir;
}
// ------------ method fills 'descriptions' with the allowed parameters for the module ------------
void SinglePhotonJetPlusHOFilter::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
//The following says we do not know what parameters are allowed so do no validation
// Please change this to state exactly what you do use, even if it is no parameters
edm::ParameterSetDescription desc;
desc.add<double>("Ptcut", 90.0);
desc.add<double>("Etacut", 1.5);
desc.add<double>("HOcut", 5);
desc.add<double>("Pho_Ptcut", 120);
desc.add<edm::InputTag>("PFJets");
desc.add<edm::InputTag>("particleFlowClusterHO");
desc.add<edm::InputTag>("Photons");
descriptions.addWithDefaultLabel(desc);
}
//define this as a plug-in
DEFINE_FWK_MODULE(SinglePhotonJetPlusHOFilter);
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