L1Validator.cc

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// -*- C++ -*-
//
// Package:    L1T
// Class:      L1Validator
// 
//
// Original Author:  Scott Wilbur
//         Created:  Wed, 28 Aug 2013 09:42:55 GMT
// $Id$
//
//

#include <string>

#include <Validation/L1T/interface/L1Validator.h>

#include "FWCore/ServiceRegistry/interface/Service.h"

#include "DataFormats/Math/interface/deltaR.h"

#include "TFile.h"

//defining as a macro instead of a function because inheritance doesn't work:
#define FINDRECOPART(TYPE, COLLECTION1, COLLECTION2) \
const TYPE *RecoPart=NULL; \
double BestDist=999.; \
for(uint i=0; i < COLLECTION1->size(); i++){ \
  const TYPE *ThisPart = &COLLECTION1->at(i); \
  double ThisDist = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi()); \
  if(ThisDist < 1.0 && ThisDist < BestDist){ \
    BestDist = ThisDist; \
    RecoPart = ThisPart; \
  } \
} \
if(COLLECTION1.product() != COLLECTION2.product()){ \
  for(uint i=0; i < COLLECTION2->size(); i++){ \
    const TYPE *ThisPart = &COLLECTION2->at(i); \
    double ThisDist = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi()); \
    if(ThisDist < 1.0 && ThisDist < BestDist){ \
      BestDist = ThisDist; \
      RecoPart = ThisPart; \
    } \
  } \
}

L1Validator::L1Validator(const edm::ParameterSet& iConfig){
  _dirName = iConfig.getParameter<std::string>("dirName");
  _GenSource = consumes<reco::GenParticleCollection> (iConfig.getParameter<edm::InputTag>("GenSource"));

  _L1ExtraIsoEGSource = consumes<l1extra::L1EmParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraIsoEGSource"));
  _L1ExtraNonIsoEGSource = consumes<l1extra::L1EmParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraNonIsoEGSource"));
  _L1ExtraCenJetSource = consumes<l1extra::L1JetParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraCenJetSource"));
  _L1ExtraForJetSource = consumes<l1extra::L1JetParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraForJetSource"));
  _L1ExtraTauJetSource = consumes<l1extra::L1JetParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraTauJetSource"));
  _L1ExtraMuonSource = consumes<l1extra::L1MuonParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraMuonSource"));
  //_L1ExtraMETSource = consumes<l1extra::L1EtMissParticleCollection> (iConfig.getParameter<edm::InputTag>("L1ExtraMETSource"));

  //_fileName = iConfig.getParameter<std::string>("fileName");
}


L1Validator::~L1Validator(){
}

void L1Validator::bookHistograms(DQMStore::IBooker &iBooker, edm::Run const &, edm::EventSetup const &) {
  iBooker.setCurrentFolder(_dirName.c_str());
  _Hists.Book(iBooker);
};

void L1Validator::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup){
  using namespace edm;
  using namespace std;
  using namespace l1extra;
  using namespace reco;

  Handle<GenParticleCollection> GenParticles;
  Handle<L1EmParticleCollection> IsoEGs;
  Handle<L1EmParticleCollection> NonIsoEGs;
  Handle<L1JetParticleCollection> CenJets;
  Handle<L1JetParticleCollection> ForJets;
  Handle<L1JetParticleCollection> Taus;
  Handle<L1MuonParticleCollection> Muons;
  //Handle<L1EtMissParticleCollection> METs;

  bool GotEverything=true;

  if(!iEvent.getByToken(_GenSource, GenParticles)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraIsoEGSource, IsoEGs)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraNonIsoEGSource, NonIsoEGs)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraCenJetSource, CenJets)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraForJetSource, ForJets)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraTauJetSource, Taus)) GotEverything=false;
  if(!iEvent.getByToken(_L1ExtraMuonSource, Muons)) GotEverything=false;

  if(!GotEverything) return;


  _Hists.NEvents++;

  _Hists.FillNumber(L1ValidatorHists::Type::IsoEG, IsoEGs->size());
  _Hists.FillNumber(L1ValidatorHists::Type::NonIsoEG, NonIsoEGs->size());
  _Hists.FillNumber(L1ValidatorHists::Type::CenJet, CenJets->size());
  _Hists.FillNumber(L1ValidatorHists::Type::ForJet, ForJets->size());
  _Hists.FillNumber(L1ValidatorHists::Type::TauJet, Taus->size());
  _Hists.FillNumber(L1ValidatorHists::Type::Muon, Muons->size());

  for(uint i=0; i < GenParticles->size(); i++){
    const GenParticle *GenPart = &GenParticles->at(i);

    int pdg = GenPart->pdgId(), status = GenPart->status();

    if(status==1 && (abs(pdg)==11 || pdg==22)){
      FINDRECOPART(L1EmParticle, IsoEGs, NonIsoEGs)

      if(RecoPart==NULL){
    _Hists.Fill(L1ValidatorHists::Type::IsoEG, GenPart, NULL);
    _Hists.Fill(L1ValidatorHists::Type::NonIsoEG, GenPart, NULL);
      }else if(RecoPart->type() == L1EmParticle::EmType::kIsolated){
    _Hists.Fill(L1ValidatorHists::Type::IsoEG, GenPart, RecoPart);
    _Hists.Fill(L1ValidatorHists::Type::NonIsoEG, GenPart, NULL);
      }else if(RecoPart->type() == L1EmParticle::EmType::kNonIsolated){
    _Hists.Fill(L1ValidatorHists::Type::IsoEG, GenPart, NULL);
    _Hists.Fill(L1ValidatorHists::Type::NonIsoEG, GenPart, RecoPart);
      }
    }else if(status==1 && abs(pdg)==13){
      FINDRECOPART(L1MuonParticle, Muons, Muons)

      _Hists.Fill(L1ValidatorHists::Type::Muon, GenPart, RecoPart);
    }else if(status==3 && abs(pdg)==15){
      FINDRECOPART(L1JetParticle, Taus, Taus)

      _Hists.Fill(L1ValidatorHists::Type::TauJet, GenPart, RecoPart);
    }else if(status==3 && (abs(pdg)<=5 || pdg==21)){
      FINDRECOPART(L1JetParticle, CenJets, ForJets)

      if(RecoPart==NULL){
    _Hists.Fill(L1ValidatorHists::Type::CenJet, GenPart, NULL);
    _Hists.Fill(L1ValidatorHists::Type::ForJet, GenPart, NULL);
      }else if(RecoPart->type() == L1JetParticle::JetType::kCentral){
    _Hists.Fill(L1ValidatorHists::Type::CenJet, GenPart, RecoPart);
    _Hists.Fill(L1ValidatorHists::Type::ForJet, GenPart, NULL);
      }else if(RecoPart->type() == L1JetParticle::JetType::kForward){
    _Hists.Fill(L1ValidatorHists::Type::CenJet, GenPart, NULL);
    _Hists.Fill(L1ValidatorHists::Type::ForJet, GenPart, RecoPart);
      }
    }else continue;

    //cout << GenPart->pt() << '\t' << GenPart->eta() << '\t' << GenPart->phi() << '\t' << GenPart->pdgId() << endl;
  }
}

//The next three are exactly the same, but apparently inheritance doesn't work like I thought it did.
const reco::LeafCandidate *L1Validator::FindBest(const reco::GenParticle *GenPart, const std::vector<l1extra::L1EmParticle> *Collection1, const std::vector<l1extra::L1EmParticle> *Collection2=NULL){
  const reco::LeafCandidate *BestPart=NULL;
  double BestDR=999.;

  for(uint i=0; i < Collection1->size(); i++){
    const reco::LeafCandidate *ThisPart = &Collection1->at(i);
    double ThisDR = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi());
    if(ThisDR < BestDR){
      BestDR = ThisDR;
      BestPart = ThisPart;
    }
  }

  if(Collection2==NULL) return BestPart;

  for(uint i=0; i < Collection2->size(); i++){
    const reco::LeafCandidate *ThisPart = &Collection2->at(i);
    double ThisDR = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi());
    if(ThisDR < BestDR){
      BestDR = ThisDR;
      BestPart = ThisPart;
    }
  }

  return BestPart;
}

const reco::LeafCandidate *L1Validator::FindBest(const reco::GenParticle *GenPart, const std::vector<l1extra::L1JetParticle> *Collection1, const std::vector<l1extra::L1JetParticle> *Collection2=NULL){
  const reco::LeafCandidate *BestPart=NULL;
  double BestDR=999.;

  for(uint i=0; i < Collection1->size(); i++){
    const reco::LeafCandidate *ThisPart = &Collection1->at(i);
    double ThisDR = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi());
    if(ThisDR < BestDR){
      BestDR = ThisDR;
      BestPart = ThisPart;
    }
  }

  if(Collection2==NULL) return BestPart;

  for(uint i=0; i < Collection2->size(); i++){
    const reco::LeafCandidate *ThisPart = &Collection2->at(i);
    double ThisDR = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi());
    if(ThisDR < BestDR){
      BestDR = ThisDR;
      BestPart = ThisPart;
    }
  }

  return BestPart;
}

const reco::LeafCandidate *L1Validator::FindBest(const reco::GenParticle *GenPart, const std::vector<l1extra::L1MuonParticle> *Collection1){
  const reco::LeafCandidate *BestPart=NULL;
  double BestDR=999.;

  for(uint i=0; i < Collection1->size(); i++){
    const reco::LeafCandidate *ThisPart = &Collection1->at(i);
    double ThisDR = reco::deltaR(GenPart->eta(), GenPart->phi(), ThisPart->eta(), ThisPart->phi());
    if(ThisDR < BestDR){
      BestDR = ThisDR;
      BestPart = ThisPart;
    }
  }

  return BestPart;
}


// ------------ method fills 'descriptions' with the allowed parameters for the module  ------------
void L1Validator::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.setUnknown();
  descriptions.addDefault(desc);
}

//define this as a plug-in
DEFINE_FWK_MODULE(L1Validator);