Inheritance diagram for PuppiProducer:

Public Types
typedef edm::View< reco::Candidate >	CandidateView

typedef edm::Association< reco::VertexCollection >	CandToVertex

typedef math::XYZTLorentzVector	LorentzVector

typedef std::vector< LorentzVector >	LorentzVectorCollection

typedef std::vector< pat::PackedCandidate >	PackedOutputCollection

typedef std::vector< reco::PFCandidate >	PFInputCollection

typedef std::vector< reco::PFCandidate >	PFOutputCollection

typedef edm::View< reco::PFCandidate >	PFView

typedef reco::VertexCollection	VertexCollection

Public Types inherited from edm::stream::EDProducer<>
using	CacheTypes = CacheContexts< T... >

using	GlobalCache = typename CacheTypes::GlobalCache

using	HasAbility = AbilityChecker< T... >

using	InputProcessBlockCache = typename CacheTypes::InputProcessBlockCache

using	LuminosityBlockCache = typename CacheTypes::LuminosityBlockCache

using	LuminosityBlockContext = LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >

using	LuminosityBlockSummaryCache = typename CacheTypes::LuminosityBlockSummaryCache

using	RunCache = typename CacheTypes::RunCache

using	RunContext = RunContextT< RunCache, GlobalCache >

using	RunSummaryCache = typename CacheTypes::RunSummaryCache

Public Member Functions
	PuppiProducer (const edm::ParameterSet &)

	~PuppiProducer () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

	EDProducer (const EDProducer &)=delete

bool	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginProcessBlocks () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndProcessBlocks () const final

bool	hasAbilityToProduceInEndRuns () const final

const EDProducer &	operator= (const EDProducer &)=delete

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Private Member Functions
virtual void	beginJob ()

virtual void	endJob ()

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

Private Attributes
bool	fApplyPhotonProtectionForExistingWeights

bool	fClonePackedCands

double	fDZCut

double	fDZCutForChargedFromPUVtxs

double	fEtaMaxCharged

double	fEtaMaxPhotons

double	fEtaMinUseDZ

uint	fNumOfPUVtxsForCharged

std::string	fPFName

double	fPtMaxCharged

double	fPtMaxPhotons

std::unique_ptr< PuppiContainer >	fPuppiContainer

bool	fPuppiDiagnostics

std::string	fPuppiName

bool	fPuppiNoLep

std::string	fPVName

std::vector< RecoObj >	fRecoObjCollection

bool	fUseDZ

bool	fUseDZforPileup

bool	fUseExistingWeights

bool	fUseFromPVLooseTight

bool	fUsePUProxyValue

bool	fUseVertexAssociation

int	fVtxNdofCut

double	fVtxZCut

edm::EDPutTokenT< std::vector< double > >	ptokenAlphas_

edm::EDPutTokenT< std::vector< double > >	ptokenAlphasMed_

edm::EDPutTokenT< std::vector< double > >	ptokenAlphasRms_

edm::EDPutTokenT< double >	ptokenNalgos_

edm::EDPutTokenT< edm::ValueMap< LorentzVector > >	ptokenP4PupOut_

edm::EDPutTokenT< pat::PackedCandidateCollection >	ptokenPackedPuppiCandidates_

edm::EDPutTokenT< edm::ValueMap< float > >	ptokenPupOut_

edm::EDPutTokenT< reco::PFCandidateCollection >	ptokenPuppiCandidates_

edm::EDPutTokenT< std::vector< double > >	ptokenRawAlphas_

edm::EDPutTokenT< edm::ValueMap< reco::CandidatePtr > >	ptokenValues_

edm::EDGetTokenT< double >	puProxyValueToken_

edm::EDGetTokenT< PackedOutputCollection >	tokenPackedPuppiCandidates_

edm::EDGetTokenT< CandidateView >	tokenPFCandidates_

edm::EDGetTokenT< PFOutputCollection >	tokenPuppiCandidates_

edm::EDGetTokenT< PuppiContainer >	tokenPuppiContainer_

edm::EDGetTokenT< CandToVertex >	tokenVertexAssociation_

edm::EDGetTokenT< edm::ValueMap< int > >	tokenVertexAssociationQuality_

edm::EDGetTokenT< VertexCollection >	tokenVertices_

int	vertexAssociationQuality_

Detailed Description

Definition at line 25 of file PuppiProducer.cc.

Member Typedef Documentation

◆ CandidateView

typedef edm::View<reco::Candidate> PuppiProducer::CandidateView

Definition at line 34 of file PuppiProducer.cc.

◆ CandToVertex

typedef edm::Association<reco::VertexCollection> PuppiProducer::CandToVertex

Definition at line 39 of file PuppiProducer.cc.

◆ LorentzVector

typedef math::XYZTLorentzVector PuppiProducer::LorentzVector

Definition at line 31 of file PuppiProducer.cc.

◆ LorentzVectorCollection

typedef std::vector<LorentzVector> PuppiProducer::LorentzVectorCollection

Definition at line 32 of file PuppiProducer.cc.

◆ PackedOutputCollection

typedef std::vector<pat::PackedCandidate> PuppiProducer::PackedOutputCollection

Definition at line 37 of file PuppiProducer.cc.

◆ PFInputCollection

typedef std::vector<reco::PFCandidate> PuppiProducer::PFInputCollection

Definition at line 35 of file PuppiProducer.cc.

◆ PFOutputCollection

typedef std::vector<reco::PFCandidate> PuppiProducer::PFOutputCollection

Definition at line 36 of file PuppiProducer.cc.

◆ PFView

typedef edm::View<reco::PFCandidate> PuppiProducer::PFView

Definition at line 38 of file PuppiProducer.cc.

◆ VertexCollection

typedef reco::VertexCollection PuppiProducer::VertexCollection

Definition at line 33 of file PuppiProducer.cc.

Constructor & Destructor Documentation

◆ PuppiProducer()

PuppiProducer::PuppiProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 93 of file PuppiProducer.cc.

References fApplyPhotonProtectionForExistingWeights, fClonePackedCands, fDZCut, fDZCutForChargedFromPUVtxs, fEtaMaxCharged, fEtaMaxPhotons, fEtaMinUseDZ, fNumOfPUVtxsForCharged, fPtMaxCharged, fPtMaxPhotons, fPuppiContainer, fPuppiDiagnostics, fPuppiNoLep, fUseDZ, fUseDZforPileup, fUseExistingWeights, fUseFromPVLooseTight, fUsePUProxyValue, fUseVertexAssociation, fVtxNdofCut, fVtxZCut, edm::ParameterSet::getParameter(), ptokenAlphas_, ptokenAlphasMed_, ptokenAlphasRms_, ptokenNalgos_, ptokenP4PupOut_, ptokenPackedPuppiCandidates_, ptokenPupOut_, ptokenPuppiCandidates_, ptokenRawAlphas_, ptokenValues_, puProxyValueToken_, tokenPFCandidates_, tokenVertexAssociation_, tokenVertexAssociationQuality_, tokenVertices_, parallelization::uint, and vertexAssociationQuality_.

                                                            {
   fPuppiDiagnostics = iConfig.getParameter<bool>("puppiDiagnostics");
   fPuppiNoLep = iConfig.getParameter<bool>("puppiNoLep");
   fUseFromPVLooseTight = iConfig.getParameter<bool>("UseFromPVLooseTight");
   fUseDZ = iConfig.getParameter<bool>("UseDeltaZCut");
   fUseDZforPileup = iConfig.getParameter<bool>("UseDeltaZCutForPileup");
   fDZCut = iConfig.getParameter<double>("DeltaZCut");
   fEtaMinUseDZ = iConfig.getParameter<double>("EtaMinUseDeltaZ");
   fPtMaxCharged = iConfig.getParameter<double>("PtMaxCharged");
   fEtaMaxCharged = iConfig.getParameter<double>("EtaMaxCharged");
   fPtMaxPhotons = iConfig.getParameter<double>("PtMaxPhotons");
   fEtaMaxPhotons = iConfig.getParameter<double>("EtaMaxPhotons");
   fNumOfPUVtxsForCharged = iConfig.getParameter<uint>("NumOfPUVtxsForCharged");
   fDZCutForChargedFromPUVtxs = iConfig.getParameter<double>("DeltaZCutForChargedFromPUVtxs");
   fUseExistingWeights = iConfig.getParameter<bool>("useExistingWeights");
   fApplyPhotonProtectionForExistingWeights = iConfig.getParameter<bool>("applyPhotonProtectionForExistingWeights");
   fClonePackedCands = iConfig.getParameter<bool>("clonePackedCands");
   fVtxNdofCut = iConfig.getParameter<int>("vtxNdofCut");
   fVtxZCut = iConfig.getParameter<double>("vtxZCut");
   fPuppiContainer = std::make_unique<PuppiContainer>(iConfig);
 
   tokenPFCandidates_ = consumes<CandidateView>(iConfig.getParameter<edm::InputTag>("candName"));
   tokenVertices_ = consumes<VertexCollection>(iConfig.getParameter<edm::InputTag>("vertexName"));
   fUseVertexAssociation = iConfig.getParameter<bool>("useVertexAssociation");
   vertexAssociationQuality_ = iConfig.getParameter<int>("vertexAssociationQuality");
   if (fUseVertexAssociation) {
     tokenVertexAssociation_ = consumes<CandToVertex>(iConfig.getParameter<edm::InputTag>("vertexAssociation"));
     tokenVertexAssociationQuality_ =
         consumes<edm::ValueMap<int>>(iConfig.getParameter<edm::InputTag>("vertexAssociation"));
   }
 
   fUsePUProxyValue = iConfig.getParameter<bool>("usePUProxyValue");
 
   if (fUsePUProxyValue) {
     puProxyValueToken_ = consumes<double>(iConfig.getParameter<edm::InputTag>("PUProxyValue"));
   }
 
   ptokenPupOut_ = produces<edm::ValueMap<float>>();
   ptokenP4PupOut_ = produces<edm::ValueMap<LorentzVector>>();
   ptokenValues_ = produces<edm::ValueMap<reco::CandidatePtr>>();
 
   if (fUseExistingWeights || fClonePackedCands)
     ptokenPackedPuppiCandidates_ = produces<pat::PackedCandidateCollection>();
   else {
     ptokenPuppiCandidates_ = produces<reco::PFCandidateCollection>();
   }
 
   if (fPuppiDiagnostics) {
     ptokenNalgos_ = produces<double>("PuppiNAlgos");
     ptokenRawAlphas_ = produces<std::vector<double>>("PuppiRawAlphas");
     ptokenAlphas_ = produces<std::vector<double>>("PuppiAlphas");
     ptokenAlphasMed_ = produces<std::vector<double>>("PuppiAlphasMed");
     ptokenAlphasRms_ = produces<std::vector<double>>("PuppiAlphasRms");
   }
 }

◆ ~PuppiProducer()

PuppiProducer::~PuppiProducer ( )

override

Definition at line 149 of file PuppiProducer.cc.

149 {}

Member Function Documentation

◆ beginJob()

void PuppiProducer::beginJob ( )

privatevirtual

Definition at line 494 of file PuppiProducer.cc.

494 {}

◆ endJob()

void PuppiProducer::endJob ( void )

privatevirtual

Definition at line 496 of file PuppiProducer.cc.

Referenced by o2olib.O2ORunMgr::executeJob().

496 {}

◆ fillDescriptions()

void PuppiProducer::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 498 of file PuppiProducer.cc.

References edm::ConfigurationDescriptions::add(), submitPVResolutionJobs::desc, PuppiAlgo::fillDescriptionsPuppiAlgo(), HLT_2022v15_cff::InputTag, and parallelization::uint.

                                                                                {
   edm::ParameterSetDescription desc;
   desc.add<bool>("puppiDiagnostics", false);
   desc.add<bool>("puppiNoLep", false);
   desc.add<bool>("UseFromPVLooseTight", false);
   desc.add<bool>("UseDeltaZCut", true);
   desc.add<bool>("UseDeltaZCutForPileup", true);
   desc.add<double>("DeltaZCut", 0.3);
   desc.add<double>("EtaMinUseDeltaZ", 0.);
   desc.add<double>("PtMaxCharged", -1.);
   desc.add<double>("EtaMaxCharged", 99999.);
   desc.add<double>("PtMaxPhotons", -1.);
   desc.add<double>("EtaMaxPhotons", 2.5);
   desc.add<double>("PtMaxNeutrals", 200.);
   desc.add<double>("PtMaxNeutralsStartSlope", 0.);
   desc.add<uint>("NumOfPUVtxsForCharged", 0);
   desc.add<double>("DeltaZCutForChargedFromPUVtxs", 0.2);
   desc.add<bool>("useExistingWeights", false);
   desc.add<bool>("applyPhotonProtectionForExistingWeights", false);
   desc.add<bool>("clonePackedCands", false);
   desc.add<int>("vtxNdofCut", 4);
   desc.add<double>("vtxZCut", 24);
   desc.add<edm::InputTag>("candName", edm::InputTag("particleFlow"));
   desc.add<edm::InputTag>("vertexName", edm::InputTag("offlinePrimaryVertices"));
   desc.add<bool>("useVertexAssociation", false);
   desc.add<int>("vertexAssociationQuality", 0);
   desc.add<edm::InputTag>("vertexAssociation", edm::InputTag(""));
   desc.add<bool>("applyCHS", true);
   desc.add<bool>("invertPuppi", false);
   desc.add<bool>("useExp", false);
   desc.add<double>("MinPuppiWeight", .01);
   desc.add<bool>("usePUProxyValue", false);
   desc.add<edm::InputTag>("PUProxyValue", edm::InputTag(""));
 
   PuppiAlgo::fillDescriptionsPuppiAlgo(desc);
 
   descriptions.add("PuppiProducer", desc);
 }

◆ produce()

void PuppiProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 151 of file PuppiProducer.cc.

                                                                          {
   // Get PFCandidate Collection
   edm::Handle<CandidateView> hPFProduct;
   iEvent.getByToken(tokenPFCandidates_, hPFProduct);
   const CandidateView* pfCol = hPFProduct.product();
 
   // Get vertex collection w/PV as the first entry?
   edm::Handle<reco::VertexCollection> hVertexProduct;
   iEvent.getByToken(tokenVertices_, hVertexProduct);
   const reco::VertexCollection* pvCol = hVertexProduct.product();
 
   edm::Association<reco::VertexCollection> associatedPV;
   edm::ValueMap<int> associationQuality;
   if ((fUseVertexAssociation) && (!fUseExistingWeights)) {
     associatedPV = iEvent.get(tokenVertexAssociation_);
     associationQuality = iEvent.get(tokenVertexAssociationQuality_);
   }
 
   double puProxyValue = 0.;
   if (fUsePUProxyValue) {
     puProxyValue = iEvent.get(puProxyValueToken_);
   } else {
     for (auto const& vtx : *pvCol) {
       if (!vtx.isFake() && vtx.ndof() >= fVtxNdofCut && std::abs(vtx.z()) <= fVtxZCut)
         ++puProxyValue;
     }
   }
 
   std::vector<double> lWeights;
   if (!fUseExistingWeights) {
     //Fill the reco objects
     fRecoObjCollection.clear();
     fRecoObjCollection.reserve(pfCol->size());
     int iCand = 0;
     for (auto const& aPF : *pfCol) {
       RecoObj pReco;
       pReco.pt = aPF.pt();
       pReco.eta = aPF.eta();
       pReco.phi = aPF.phi();
       pReco.m = aPF.mass();
       pReco.rapidity = aPF.rapidity();
       pReco.charge = aPF.charge();
       pReco.pdgId = aPF.pdgId();
       const reco::Vertex* closestVtx = nullptr;
       double pDZ = -9999;
       double pD0 = -9999;
       uint pVtxId = 0;
       bool isLepton = ((std::abs(pReco.pdgId) == 11) || (std::abs(pReco.pdgId) == 13));
       const pat::PackedCandidate* lPack = dynamic_cast<const pat::PackedCandidate*>(&aPF);
 
       if (fUseVertexAssociation) {
         const reco::VertexRef& PVOrig = associatedPV[reco::CandidatePtr(hPFProduct, iCand)];
         int quality = associationQuality[reco::CandidatePtr(hPFProduct, iCand)];
         if (PVOrig.isNonnull() && (quality >= vertexAssociationQuality_)) {
           closestVtx = PVOrig.get();
           pVtxId = PVOrig.key();
         }
         if (std::abs(pReco.charge) == 0)
           pReco.id = 0;
         else if (fPuppiNoLep && isLepton)
           pReco.id = 3;
         else if (closestVtx != nullptr && pVtxId == 0)
           pReco.id = 1;  // Associated to main vertex
         else if (closestVtx != nullptr && pVtxId > 0)
           pReco.id = 2;  // Associated to PU
         else
           pReco.id = 0;  // Unassociated
       } else if (lPack == nullptr) {
         const reco::PFCandidate* pPF = dynamic_cast<const reco::PFCandidate*>(&aPF);
         double curdz = 9999;
         int closestVtxForUnassociateds = -9999;
         const reco::TrackRef aTrackRef = pPF->trackRef();
         bool lFirst = true;
         for (auto const& aV : *pvCol) {
           if (lFirst) {
             if (aTrackRef.isNonnull()) {
               pDZ = aTrackRef->dz(aV.position());
               pD0 = aTrackRef->d0();
             } else if (pPF->gsfTrackRef().isNonnull()) {
               pDZ = pPF->gsfTrackRef()->dz(aV.position());
               pD0 = pPF->gsfTrackRef()->d0();
             }
             lFirst = false;
             if (pDZ > -9999)
               pVtxId = 0;
           }
           if (aTrackRef.isNonnull() && aV.trackWeight(pPF->trackRef()) > 0) {
             closestVtx = &aV;
             break;
           }
           // in case it's unassocciated, keep more info
           double tmpdz = 99999;
           if (aTrackRef.isNonnull())
             tmpdz = aTrackRef->dz(aV.position());
           else if (pPF->gsfTrackRef().isNonnull())
             tmpdz = pPF->gsfTrackRef()->dz(aV.position());
           if (std::abs(tmpdz) < curdz) {
             curdz = std::abs(tmpdz);
             closestVtxForUnassociateds = pVtxId;
           }
           pVtxId++;
         }
         int tmpFromPV = 0;
         // mocking the miniAOD definitions
         if (std::abs(pReco.charge) > 0) {
           if (closestVtx != nullptr && pVtxId > 0)
             tmpFromPV = 0;
           if (closestVtx != nullptr && pVtxId == 0)
             tmpFromPV = 3;
           if (closestVtx == nullptr && closestVtxForUnassociateds == 0)
             tmpFromPV = 2;
           if (closestVtx == nullptr && closestVtxForUnassociateds != 0)
             tmpFromPV = 1;
         }
         pReco.dZ = pDZ;
         pReco.d0 = pD0;
         pReco.id = 0;
         if (std::abs(pReco.charge) == 0) {
           pReco.id = 0;
         } else {
           if (fPuppiNoLep && isLepton)
             pReco.id = 3;
           else if (tmpFromPV == 0) {
             pReco.id = 2;
             if (fNumOfPUVtxsForCharged > 0 and (pVtxId <= fNumOfPUVtxsForCharged) and
                 (std::abs(pDZ) < fDZCutForChargedFromPUVtxs))
               pReco.id = 1;
           } else if (tmpFromPV == 3)
             pReco.id = 1;
           else if (tmpFromPV == 1 || tmpFromPV == 2) {
             pReco.id = 0;
             if ((fPtMaxCharged > 0) and (pReco.pt > fPtMaxCharged))
               pReco.id = 1;
             else if (std::abs(pReco.eta) > fEtaMaxCharged)
               pReco.id = 1;
             else if ((fUseDZ) && (std::abs(pReco.eta) >= fEtaMinUseDZ) && (std::abs(pDZ) < fDZCut))
               pReco.id = 1;
             else if ((fUseDZforPileup) && (std::abs(pReco.eta) >= fEtaMinUseDZ) && (std::abs(pDZ) >= fDZCut))
               pReco.id = 2;
             else if (fUseFromPVLooseTight && tmpFromPV == 1)
               pReco.id = 2;
             else if (fUseFromPVLooseTight && tmpFromPV == 2)
               pReco.id = 1;
           }
         }
       } else if (lPack->vertexRef().isNonnull()) {
         pDZ = lPack->dz();
         pD0 = lPack->dxy();
         pReco.dZ = pDZ;
         pReco.d0 = pD0;
 
         pReco.id = 0;
         if (std::abs(pReco.charge) == 0) {
           pReco.id = 0;
         }
         if (std::abs(pReco.charge) > 0) {
           if (fPuppiNoLep && isLepton) {
             pReco.id = 3;
           } else if (lPack->fromPV() == 0) {
             pReco.id = 2;
             if ((fNumOfPUVtxsForCharged > 0) and (std::abs(pDZ) < fDZCutForChargedFromPUVtxs)) {
               for (size_t puVtx_idx = 1; puVtx_idx <= fNumOfPUVtxsForCharged && puVtx_idx < pvCol->size();
                    ++puVtx_idx) {
                 if (lPack->fromPV(puVtx_idx) >= 2) {
                   pReco.id = 1;
                   break;
                 }
               }
             }
           } else if (lPack->fromPV() == (pat::PackedCandidate::PVUsedInFit)) {
             pReco.id = 1;
           } else if (lPack->fromPV() == (pat::PackedCandidate::PVTight) ||
                      lPack->fromPV() == (pat::PackedCandidate::PVLoose)) {
             pReco.id = 0;
             if ((fPtMaxCharged > 0) and (pReco.pt > fPtMaxCharged))
               pReco.id = 1;
             else if (std::abs(pReco.eta) > fEtaMaxCharged)
               pReco.id = 1;
             else if ((fUseDZ) && (std::abs(pReco.eta) >= fEtaMinUseDZ) && (std::abs(pDZ) < fDZCut))
               pReco.id = 1;
             else if ((fUseDZforPileup) && (std::abs(pReco.eta) >= fEtaMinUseDZ) && (std::abs(pDZ) >= fDZCut))
               pReco.id = 2;
             else if (fUseFromPVLooseTight && lPack->fromPV() == (pat::PackedCandidate::PVLoose))
               pReco.id = 2;
             else if (fUseFromPVLooseTight && lPack->fromPV() == (pat::PackedCandidate::PVTight))
               pReco.id = 1;
           }
         }
       }
 
       fRecoObjCollection.push_back(pReco);
       iCand++;
     }
 
     fPuppiContainer->initialize(fRecoObjCollection);
     fPuppiContainer->setPUProxy(puProxyValue);
 
     //Compute the weights and get the particles
     lWeights = fPuppiContainer->puppiWeights();
   } else {
     //Use the existing weights
     int lPackCtr = 0;
     lWeights.reserve(pfCol->size());
     for (auto const& aPF : *pfCol) {
       const pat::PackedCandidate* lPack = dynamic_cast<const pat::PackedCandidate*>(&aPF);
       float curpupweight = -1.;
       if (lPack == nullptr) {
         // throw error
         throw edm::Exception(edm::errors::LogicError,
                              "PuppiProducer: cannot get weights since inputs are not PackedCandidates");
       } else {
         if (fPuppiNoLep) {
           curpupweight = lPack->puppiWeightNoLep();
         } else {
           curpupweight = lPack->puppiWeight();
         }
       }
       // Optional: Protect high pT photons (important for gamma to hadronic recoil balance) for existing weights.
       if (fApplyPhotonProtectionForExistingWeights && (fPtMaxPhotons > 0) && (lPack->pdgId() == 22) &&
           (std::abs(lPack->eta()) < fEtaMaxPhotons) && (lPack->pt() > fPtMaxPhotons))
         curpupweight = 1;
       lWeights.push_back(curpupweight);
       lPackCtr++;
     }
   }
 
   //Fill it into the event
   edm::ValueMap<float> lPupOut;
   edm::ValueMap<float>::Filler lPupFiller(lPupOut);
   lPupFiller.insert(hPFProduct, lWeights.begin(), lWeights.end());
   lPupFiller.fill();
 
   // This is a dummy to access the "translate" method which is a
   // non-static member function even though it doesn't need to be.
   // Will fix in the future.
   static const reco::PFCandidate dummySinceTranslateIsNotStatic;
 
   // Fill a new PF/Packed Candidate Collection and write out the ValueMap of the new p4s.
   // Since the size of the ValueMap must be equal to the input collection, we need
   // to search the "puppi" particles to find a match for each input. If none is found,
   // the input is set to have a four-vector of 0,0,0,0
   PFOutputCollection fPuppiCandidates;
   PackedOutputCollection fPackedPuppiCandidates;
 
   edm::ValueMap<LorentzVector> p4PupOut;
   LorentzVectorCollection puppiP4s;
   std::vector<reco::CandidatePtr> values(hPFProduct->size());
 
   int iCand = -1;
   puppiP4s.reserve(hPFProduct->size());
   if (fUseExistingWeights || fClonePackedCands)
     fPackedPuppiCandidates.reserve(hPFProduct->size());
   else
     fPuppiCandidates.reserve(hPFProduct->size());
   for (auto const& aCand : *hPFProduct) {
     ++iCand;
     std::unique_ptr<pat::PackedCandidate> pCand;
     std::unique_ptr<reco::PFCandidate> pfCand;
 
     if (fUseExistingWeights || fClonePackedCands) {
       const pat::PackedCandidate* cand = dynamic_cast<const pat::PackedCandidate*>(&aCand);
       if (!cand)
         throw edm::Exception(edm::errors::LogicError, "PuppiProducer: inputs are not PackedCandidates");
       pCand = std::make_unique<pat::PackedCandidate>(*cand);
     } else {
       auto id = dummySinceTranslateIsNotStatic.translatePdgIdToType(aCand.pdgId());
       const reco::PFCandidate* cand = dynamic_cast<const reco::PFCandidate*>(&aCand);
       pfCand = std::make_unique<reco::PFCandidate>(cand ? *cand : reco::PFCandidate(aCand.charge(), aCand.p4(), id));
     }
 
     // Here, we are using new weights computed and putting them in the packed candidates.
     if (fClonePackedCands && (!fUseExistingWeights)) {
       if (fPuppiNoLep)
         pCand->setPuppiWeight(pCand->puppiWeight(), lWeights[iCand]);
       else
         pCand->setPuppiWeight(lWeights[iCand], pCand->puppiWeightNoLep());
     }
 
     puppiP4s.emplace_back(lWeights[iCand] * aCand.px(),
                           lWeights[iCand] * aCand.py(),
                           lWeights[iCand] * aCand.pz(),
                           lWeights[iCand] * aCand.energy());
 
     // Here, we are using existing weights, or we're using packed candidates.
     // That is, whether or not we recomputed the weights, we store the
     // source candidate appropriately, and set the p4 of the packed candidate.
     if (fUseExistingWeights || fClonePackedCands) {
       pCand->setP4(puppiP4s.back());
       pCand->setSourceCandidatePtr(aCand.sourceCandidatePtr(0));
       fPackedPuppiCandidates.push_back(*pCand);
     } else {
       pfCand->setP4(puppiP4s.back());
       pfCand->setSourceCandidatePtr(aCand.sourceCandidatePtr(0));
       fPuppiCandidates.push_back(*pfCand);
     }
   }
 
   //Compute the modified p4s
   edm::ValueMap<LorentzVector>::Filler p4PupFiller(p4PupOut);
   p4PupFiller.insert(hPFProduct, puppiP4s.begin(), puppiP4s.end());
   p4PupFiller.fill();
 
   iEvent.emplace(ptokenPupOut_, lPupOut);
   iEvent.emplace(ptokenP4PupOut_, p4PupOut);
   if (fUseExistingWeights || fClonePackedCands) {
     edm::OrphanHandle<pat::PackedCandidateCollection> oh =
         iEvent.emplace(ptokenPackedPuppiCandidates_, fPackedPuppiCandidates);
     for (unsigned int ic = 0, nc = oh->size(); ic < nc; ++ic) {
       reco::CandidatePtr pkref(oh, ic);
       values[ic] = pkref;
     }
   } else {
     edm::OrphanHandle<reco::PFCandidateCollection> oh = iEvent.emplace(ptokenPuppiCandidates_, fPuppiCandidates);
     for (unsigned int ic = 0, nc = oh->size(); ic < nc; ++ic) {
       reco::CandidatePtr pkref(oh, ic);
       values[ic] = pkref;
     }
   }
   edm::ValueMap<reco::CandidatePtr> pfMap_p;
   edm::ValueMap<reco::CandidatePtr>::Filler filler(pfMap_p);
   filler.insert(hPFProduct, values.begin(), values.end());
   filler.fill();
   iEvent.emplace(ptokenValues_, pfMap_p);
 
   if (fPuppiDiagnostics && !fUseExistingWeights) {
     // all the different alphas per particle
     // THE alpha per particle
     std::vector<double> theAlphas(fPuppiContainer->puppiAlphas());
     std::vector<double> theAlphasMed(fPuppiContainer->puppiAlphasMed());
     std::vector<double> theAlphasRms(fPuppiContainer->puppiAlphasRMS());
     std::vector<double> alphas(fPuppiContainer->puppiRawAlphas());
     double nalgos(fPuppiContainer->puppiNAlgos());
 
     iEvent.emplace(ptokenRawAlphas_, alphas);
     iEvent.emplace(ptokenNalgos_, nalgos);
     iEvent.emplace(ptokenAlphas_, theAlphas);
     iEvent.emplace(ptokenAlphasMed_, theAlphasMed);
     iEvent.emplace(ptokenAlphasRms_, theAlphasRms);
   }
 }