SelectHFMinBias.cc

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// -*- C++ -*-
//
// Package:   BeamSplash
// Class:     BeamSPlash
//
//
// Original Author:  Luca Malgeri

#include <memory>
#include <vector>
#include <map>
#include <set>

// user include files

#include "FWCore/Utilities/interface/InputTag.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "DPGAnalysis/Skims/interface/SelectHFMinBias.h"
#include "DataFormats/HcalDetId/interface/HcalSubdetector.h"
#include "DataFormats/CaloTowers/interface/CaloTowerCollection.h"

using namespace edm;
using namespace std;

SelectHFMinBias::SelectHFMinBias(const edm::ParameterSet& iConfig) {}

SelectHFMinBias::~SelectHFMinBias() {}

bool SelectHFMinBias::filter(edm::Event& iEvent, const edm::EventSetup& iSetup) {
  edm::Handle<CaloTowerCollection> towers;
  iEvent.getByLabel("towerMaker", towers);

  int negTowers = 0;
  int posTowers = 0;
  for (CaloTowerCollection::const_iterator cal = towers->begin(); cal != towers->end(); ++cal) {
    for (unsigned int i = 0; i < cal->constituentsSize(); i++) {
      const DetId id = cal->constituent(i);
      if (id.det() == DetId::Hcal) {
        HcalSubdetector subdet = (HcalSubdetector(id.subdetId()));
        if (subdet == HcalForward) {
          if (cal->energy() > 3. && cal->eta() < -3.)
            negTowers++;
          if (cal->energy() > 3. && cal->eta() > 3.)
            posTowers++;
        }
      }
    }
  }
  if (negTowers > 0 && posTowers > 0)
    return true;

  return false;
}

//define this as a plug-in
DEFINE_FWK_MODULE(SelectHFMinBias);