HBHENoiseFilterResultProducer.cc

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// -*- C++ -*-
//
// Package:    HBHENoiseFilterResultProducer
// Class:      HBHENoiseFilterResultProducer
//
//
// Original Author:  John Paul Chou (Brown)
//
//

#include <iostream>

// system include files
#include <memory>
#include <map>

// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/stream/EDProducer.h"

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Utilities/interface/Exception.h"

#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "DataFormats/METReco/interface/HcalNoiseSummary.h"
#include "DataFormats/JetReco/interface/PFJetCollection.h"

//
// class declaration
//

class HBHENoiseFilterResultProducer : public edm::stream::EDProducer<> {
   public:
      explicit HBHENoiseFilterResultProducer(const edm::ParameterSet&);
      ~HBHENoiseFilterResultProducer();

   private:
      virtual void produce(edm::Event&, const edm::EventSetup&) override;

      // ----------member data ---------------------------

      // parameters
      edm::EDGetTokenT<HcalNoiseSummary> noisetoken_;
      int minHPDHits_;
      int minHPDNoOtherHits_;
      int minZeros_;

      bool IgnoreTS4TS5ifJetInLowBVRegion_;
      std::string defaultDecision_;

      int minNumIsolatedNoiseChannels_;
      double minIsolatedNoiseSumE_;
      double minIsolatedNoiseSumEt_;

      edm::EDGetTokenT<unsigned int> bunchSpacing_;
      bool useBunchSpacingProducer_;

      // other members
      std::map<std::string, bool> decisionMap_;
};


//
// constructors and destructor
//

HBHENoiseFilterResultProducer::HBHENoiseFilterResultProducer(const edm::ParameterSet& iConfig)
{
  //now do what ever initialization is needed
  noisetoken_ = consumes<HcalNoiseSummary>(iConfig.getParameter<edm::InputTag>("noiselabel"));
  minHPDHits_ = iConfig.getParameter<int>("minHPDHits");
  minHPDNoOtherHits_ = iConfig.getParameter<int>("minHPDNoOtherHits");
  minZeros_ = iConfig.getParameter<int>("minZeros");
  IgnoreTS4TS5ifJetInLowBVRegion_ = iConfig.getParameter<bool>("IgnoreTS4TS5ifJetInLowBVRegion");
  defaultDecision_ = iConfig.getParameter<std::string>("defaultDecision");

  // parameters related to isolation filter
  minNumIsolatedNoiseChannels_ = iConfig.getParameter<int>("minNumIsolatedNoiseChannels");
  minIsolatedNoiseSumE_ = iConfig.getParameter<double>("minIsolatedNoiseSumE");
  minIsolatedNoiseSumEt_ = iConfig.getParameter<double>("minIsolatedNoiseSumEt");

  // parameters needed for bunch-spacing check 
  bunchSpacing_ = consumes<unsigned int>(edm::InputTag("bunchSpacingProducer"));
  useBunchSpacingProducer_ = iConfig.getParameter<bool>("useBunchSpacingProducer");

  produces<bool>("HBHENoiseFilterResult");
  produces<bool>("HBHENoiseFilterResultRun1");
  produces<bool>("HBHENoiseFilterResultRun2Loose");
  produces<bool>("HBHENoiseFilterResultRun2Tight");
  produces<bool>("HBHEIsoNoiseFilterResult");
}


HBHENoiseFilterResultProducer::~HBHENoiseFilterResultProducer()
{

}


//
// member functions
//

// ------------ method called on each new Event  ------------
void
HBHENoiseFilterResultProducer::produce(edm::Event& iEvent, const edm::EventSetup& iSetup)
{
   using namespace edm;

  // get the Noise summary object
  edm::Handle<HcalNoiseSummary> summary_h;
  iEvent.getByToken(noisetoken_, summary_h);
  if(!summary_h.isValid()) {
    throw edm::Exception(edm::errors::ProductNotFound) << " could not find HcalNoiseSummary.\n";
    return;
  }
  const HcalNoiseSummary& summary(*summary_h);

  bool goodJetFoundInLowBVRegion = false;
  if (IgnoreTS4TS5ifJetInLowBVRegion_)
      goodJetFoundInLowBVRegion = summary.goodJetFoundInLowBVRegion();

  const bool failCommon = summary.maxHPDHits() >= minHPDHits_ ||
                          summary.maxHPDNoOtherHits() >= minHPDNoOtherHits_ ||
                          summary.maxZeros() >= minZeros_;

  const bool failRun1 = failCommon || (summary.HasBadRBXTS4TS5() &&
                                       !goodJetFoundInLowBVRegion);
  decisionMap_["HBHENoiseFilterResultRun1"] = failRun1;

  const bool failRun2Loose = failCommon || (summary.HasBadRBXRechitR45Loose() &&
                                            !goodJetFoundInLowBVRegion);
  decisionMap_["HBHENoiseFilterResultRun2Loose"] = failRun2Loose;

  const bool failRun2Tight = failCommon || (summary.HasBadRBXRechitR45Tight() &&
                                            !goodJetFoundInLowBVRegion);
  decisionMap_["HBHENoiseFilterResultRun2Tight"] = failRun2Tight;

  // Write out the standard flags
  std::auto_ptr<bool> pOut;
  for (std::map<std::string, bool>::const_iterator it = decisionMap_.begin();
       it != decisionMap_.end(); ++it)
  {
      pOut = std::auto_ptr<bool>(new bool(!it->second));
      iEvent.put(pOut, it->first);
  }

  // Overwrite defaultDecision_ dynamically based on bunchSpacingProducer
  if( useBunchSpacingProducer_ ){
    edm::Handle<unsigned int> bunchSpacingH;
    iEvent.getByToken(bunchSpacing_,bunchSpacingH);
    unsigned int bunchspacing = 0;
    if( bunchSpacingH.isValid() ){
      bunchspacing = *bunchSpacingH;
      if( bunchspacing == 50 ){
    defaultDecision_ = "HBHENoiseFilterResultRun1";
      } else{
    defaultDecision_ = "HBHENoiseFilterResultRun2Loose";
      } 
    }
  }
  
  // Write out the default flag
  std::map<std::string, bool>::const_iterator it = decisionMap_.find(defaultDecision_);
  if (it == decisionMap_.end())
      throw cms::Exception("Invalid HBHENoiseFilterResultProducer parameter \"defaultDecision\"");
  pOut = std::auto_ptr<bool>(new bool(!it->second));
  iEvent.put(pOut, "HBHENoiseFilterResult");

  // Check isolation requirements
  const bool failIsolation = summary.numIsolatedNoiseChannels() >= minNumIsolatedNoiseChannels_ ||
                             summary.isolatedNoiseSumE() >= minIsolatedNoiseSumE_ ||
                             summary.isolatedNoiseSumEt() >= minIsolatedNoiseSumEt_;
  pOut = std::auto_ptr<bool>(new bool(!failIsolation));
  iEvent.put(pOut, "HBHEIsoNoiseFilterResult");
  
  return;
}

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