SimGeneral/DataMixingModule/plugins/DataMixingHcalWorker.cc - master - githubmirror/cmssw

SimGeneral/DataMixingModule/plugins/DataMixingHcalWorker.cc
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09 май 2019, 07:09
09 май 2019, 07:09737ce18
// File: DataMixingHcalWorker.cc
// Description:  see DataMixingHcalWorker.h
// Author:  Mike Hildreth, University of Notre Dame
//
//--------------------------------------------

#include "DataFormats/Common/interface/Handle.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include <map>
#include <memory>
//
//
#include "DataMixingHcalWorker.h"

using namespace std;

namespace edm {

  // Virtual constructor

  DataMixingHcalWorker::DataMixingHcalWorker() {}

  // Constructor
  DataMixingHcalWorker::DataMixingHcalWorker(const edm::ParameterSet &ps, edm::ConsumesCollector &&iC)
      : label_(ps.getParameter<std::string>("Label"))

  {
    // get the subdetector names
    //    this->getSubdetectorNames();  //something like this may be useful to
    //    check what we are supposed to do...

    // declare the products to produce

    // Hcal

    HBHErechitCollectionSig_ = ps.getParameter<edm::InputTag>("HBHEProducerSig");
    HOrechitCollectionSig_ = ps.getParameter<edm::InputTag>("HOProducerSig");
    HFrechitCollectionSig_ = ps.getParameter<edm::InputTag>("HFProducerSig");
    ZDCrechitCollectionSig_ = ps.getParameter<edm::InputTag>("ZDCrechitCollectionSig");

    HBHEPileRecHitInputTag_ = ps.getParameter<edm::InputTag>("HBHEPileRecHitInputTag");
    HOPileRecHitInputTag_ = ps.getParameter<edm::InputTag>("HOPileRecHitInputTag");
    HFPileRecHitInputTag_ = ps.getParameter<edm::InputTag>("HFPileRecHitInputTag");
    ZDCPileRecHitInputTag_ = ps.getParameter<edm::InputTag>("ZDCPileRecHitInputTag");

    HBHERecHitCollectionDM_ = ps.getParameter<std::string>("HBHERecHitCollectionDM");
    HORecHitCollectionDM_ = ps.getParameter<std::string>("HORecHitCollectionDM");
    HFRecHitCollectionDM_ = ps.getParameter<std::string>("HFRecHitCollectionDM");
    ZDCRecHitCollectionDM_ = ps.getParameter<std::string>("ZDCRecHitCollectionDM");

    HBHERecHitToken_ = iC.consumes<HBHERecHitCollection>(HBHErechitCollectionSig_);
    HORecHitToken_ = iC.consumes<HORecHitCollection>(HOrechitCollectionSig_);
    HFRecHitToken_ = iC.consumes<HFRecHitCollection>(HFrechitCollectionSig_);

    HBHERecHitPToken_ = iC.consumes<HBHERecHitCollection>(HBHEPileRecHitInputTag_);
    HORecHitPToken_ = iC.consumes<HORecHitCollection>(HOPileRecHitInputTag_);
    HFRecHitPToken_ = iC.consumes<HFRecHitCollection>(HFPileRecHitInputTag_);

    ZDCRecHitToken_ = iC.consumes<ZDCRecHitCollection>(ZDCrechitCollectionSig_);
    ZDCRecHitPToken_ = iC.consumes<ZDCRecHitCollection>(ZDCPileRecHitInputTag_);
  }

  // Virtual destructor needed.
  DataMixingHcalWorker::~DataMixingHcalWorker() {}

  void DataMixingHcalWorker::addHcalSignals(const edm::Event &e) {
    // fill in maps of hits

    LogInfo("DataMixingHcalWorker") << "===============> adding MC signals for " << e.id();

    // HBHE first

    Handle<HBHERecHitCollection> pHBHERecHits;

    const HBHERecHitCollection *HBHERecHits = nullptr;

    if (e.getByToken(HBHERecHitToken_, pHBHERecHits)) {
      HBHERecHits = pHBHERecHits.product();  // get a ptr to the product
      LogDebug("DataMixingHcalWorker") << "total # HBHE rechits: " << HBHERecHits->size();
    }

    if (HBHERecHits) {
      // loop over rechits, storing them in a map so we can add pileup later
      for (HBHERecHitCollection::const_iterator it = HBHERecHits->begin(); it != HBHERecHits->end(); ++it) {
        HBHERecHitStorage_.insert(HBHERecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingHcalWorker") << "processed HBHERecHit with rawId: " << it->id() << "\n"
                                         << " rechit energy: " << it->energy();
#endif
      }
    }

    // HO next

    Handle<HORecHitCollection> pHORecHits;

    const HORecHitCollection *HORecHits = nullptr;

    if (e.getByToken(HORecHitToken_, pHORecHits)) {
      HORecHits = pHORecHits.product();  // get a ptr to the product
#ifdef DEBUG
      LogDebug("DataMixingHcalWorker") << "total # HO rechits: " << HORecHits->size();
#endif
    }

    if (HORecHits) {
      // loop over rechits, storing them in a map so we can add pileup later
      for (HORecHitCollection::const_iterator it = HORecHits->begin(); it != HORecHits->end(); ++it) {
        HORecHitStorage_.insert(HORecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingHcalWorker") << "processed HORecHit with rawId: " << it->id() << "\n"
                                         << " rechit energy: " << it->energy();
#endif
      }
    }

    // HF next

    Handle<HFRecHitCollection> pHFRecHits;

    const HFRecHitCollection *HFRecHits = nullptr;

    if (e.getByToken(HFRecHitToken_, pHFRecHits)) {
      HFRecHits = pHFRecHits.product();  // get a ptr to the product
#ifdef DEBUG
      LogDebug("DataMixingHcalWorker") << "total # HF rechits: " << HFRecHits->size();
#endif
    }

    if (HFRecHits) {
      // loop over rechits, storing them in a map so we can add pileup later
      for (HFRecHitCollection::const_iterator it = HFRecHits->begin(); it != HFRecHits->end(); ++it) {
        HFRecHitStorage_.insert(HFRecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingHcalWorker") << "processed HFRecHit with rawId: " << it->id() << "\n"
                                         << " rechit energy: " << it->energy();
#endif
      }
    }

    // ZDC next

    Handle<ZDCRecHitCollection> pZDCRecHits;

    const ZDCRecHitCollection *ZDCRecHits = nullptr;

    if (e.getByToken(ZDCRecHitToken_, pZDCRecHits)) {
      ZDCRecHits = pZDCRecHits.product();  // get a ptr to the product
#ifdef DEBUG
      LogDebug("DataMixingHcalWorker") << "total # ZDC rechits: " << ZDCRecHits->size();
#endif
    }

    if (ZDCRecHits) {
      // loop over rechits, storing them in a map so we can add pileup later
      for (ZDCRecHitCollection::const_iterator it = ZDCRecHits->begin(); it != ZDCRecHits->end(); ++it) {
        ZDCRecHitStorage_.insert(ZDCRecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingHcalWorker") << "processed ZDCRecHit with rawId: " << it->id() << "\n"
                                         << " rechit energy: " << it->energy();
#endif
      }
    }

  }  // end of addEMSignals

  void DataMixingHcalWorker::addHcalPileups(const int bcr,
                                            const EventPrincipal *ep,
                                            unsigned int eventNr,
                                            ModuleCallingContext const *mcc) {
    LogDebug("DataMixingHcalWorker") << "\n===============> adding pileups from event  " << ep->id()
                                     << " for bunchcrossing " << bcr;

    // fill in maps of hits; same code as addSignals, except now applied to the
    // pileup events

    // HBHE first

    std::shared_ptr<Wrapper<HBHERecHitCollection> const> HBHERecHitsPTR =
        getProductByTag<HBHERecHitCollection>(*ep, HBHEPileRecHitInputTag_, mcc);

    if (HBHERecHitsPTR) {
      const HBHERecHitCollection *HBHERecHits = const_cast<HBHERecHitCollection *>(HBHERecHitsPTR->product());

      LogDebug("DataMixingEMWorker") << "total # HBHE rechits: " << HBHERecHits->size();

      // loop over rechits, adding these to the existing maps
      for (HBHERecHitCollection::const_iterator it = HBHERecHits->begin(); it != HBHERecHits->end(); ++it) {
        HBHERecHitStorage_.insert(HBHERecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingEMWorker") << "processed HBHERecHit with rawId: " << it->id().rawId() << "\n"
                                       << " rechit energy: " << it->energy();
#endif
      }
    }

    // HO Next

    std::shared_ptr<Wrapper<HORecHitCollection> const> HORecHitsPTR =
        getProductByTag<HORecHitCollection>(*ep, HOPileRecHitInputTag_, mcc);

    if (HORecHitsPTR) {
      const HORecHitCollection *HORecHits = const_cast<HORecHitCollection *>(HORecHitsPTR->product());

      LogDebug("DataMixingEMWorker") << "total # HO rechits: " << HORecHits->size();

      // loop over rechits, adding these to the existing maps
      for (HORecHitCollection::const_iterator it = HORecHits->begin(); it != HORecHits->end(); ++it) {
        HORecHitStorage_.insert(HORecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingEMWorker") << "processed HORecHit with rawId: " << it->id().rawId() << "\n"
                                       << " rechit energy: " << it->energy();
#endif
      }
    }

    // HF Next

    std::shared_ptr<Wrapper<HFRecHitCollection> const> HFRecHitsPTR =
        getProductByTag<HFRecHitCollection>(*ep, HFPileRecHitInputTag_, mcc);

    if (HFRecHitsPTR) {
      const HFRecHitCollection *HFRecHits = const_cast<HFRecHitCollection *>(HFRecHitsPTR->product());

      LogDebug("DataMixingEMWorker") << "total # HF rechits: " << HFRecHits->size();

      // loop over rechits, adding these to the existing maps
      for (HFRecHitCollection::const_iterator it = HFRecHits->begin(); it != HFRecHits->end(); ++it) {
        HFRecHitStorage_.insert(HFRecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingEMWorker") << "processed HFRecHit with rawId: " << it->id().rawId() << "\n"
                                       << " rechit energy: " << it->energy();
#endif
      }
    }

    // ZDC Next

    std::shared_ptr<Wrapper<ZDCRecHitCollection> const> ZDCRecHitsPTR =
        getProductByTag<ZDCRecHitCollection>(*ep, ZDCPileRecHitInputTag_, mcc);

    if (ZDCRecHitsPTR) {
      const ZDCRecHitCollection *ZDCRecHits = const_cast<ZDCRecHitCollection *>(ZDCRecHitsPTR->product());

      LogDebug("DataMixingEMWorker") << "total # ZDC rechits: " << ZDCRecHits->size();

      // loop over rechits, adding these to the existing maps
      for (ZDCRecHitCollection::const_iterator it = ZDCRecHits->begin(); it != ZDCRecHits->end(); ++it) {
        ZDCRecHitStorage_.insert(ZDCRecHitMap::value_type((it->id()), *it));

#ifdef DEBUG
        LogDebug("DataMixingEMWorker") << "processed ZDCRecHit with rawId: " << it->id().rawId() << "\n"
                                       << " rechit energy: " << it->energy();
#endif
      }
    }
  }

  void DataMixingHcalWorker::putHcal(edm::Event &e) {
    // collection of rechits to put in the event
    std::unique_ptr<HBHERecHitCollection> HBHErechits(new HBHERecHitCollection);
    std::unique_ptr<HORecHitCollection> HOrechits(new HORecHitCollection);
    std::unique_ptr<HFRecHitCollection> HFrechits(new HFRecHitCollection);
    std::unique_ptr<ZDCRecHitCollection> ZDCrechits(new ZDCRecHitCollection);

    // loop over the maps we have, re-making individual hits or rechits if
    // necessary.
    DetId formerID = 0;
    DetId currentID;
    float ESum = 0.;
    float HBTime = 0.;

    // HB first...

    HBHERecHitMap::const_iterator iHBchk;

    for (HBHERecHitMap::const_iterator iHB = HBHERecHitStorage_.begin(); iHB != HBHERecHitStorage_.end(); ++iHB) {
      currentID = iHB->first;

      if (currentID == formerID) {  // we have to add these rechits together

        ESum += (iHB->second).energy();

      } else {
        if (formerID > 0) {
          // cutoff for ESum?
          HBHERecHit aHit(formerID, ESum, HBTime);
          HBHErechits->push_back(aHit);
        }
        // save pointers for next iteration
        formerID = currentID;
        ESum = (iHB->second).energy();
        HBTime = (iHB->second).time();  // take time of first hit in sequence - is this ok?
      }

      iHBchk = iHB;
      if ((++iHBchk) == HBHERecHitStorage_.end()) {  // make sure not to lose the last one
        HBHERecHit aHit(formerID, ESum, HBTime);
        HBHErechits->push_back(aHit);
      }
    }

    // HO next...

    // loop over the maps we have, re-making individual hits or rechits if
    // necessary.
    formerID = 0;
    ESum = 0.;
    float HOTime = 0.;

    HORecHitMap::const_iterator iHOchk;

    for (HORecHitMap::const_iterator iHO = HORecHitStorage_.begin(); iHO != HORecHitStorage_.end(); ++iHO) {
      currentID = iHO->first;

      if (currentID == formerID) {  // we have to add these rechits together

        ESum += (iHO->second).energy();

      } else {
        if (formerID > 0) {
          // cutoff for ESum?
          HORecHit aHit(formerID, ESum, HOTime);
          HOrechits->push_back(aHit);
        }
        // save pointers for next iteration
        formerID = currentID;
        ESum = (iHO->second).energy();
        HOTime = (iHO->second).time();  // take time of first hit in sequence - is this ok?
      }

      iHOchk = iHO;
      if ((++iHOchk) == HORecHitStorage_.end()) {  // make sure not to lose the last one
        HORecHit aHit(formerID, ESum, HOTime);
        HOrechits->push_back(aHit);
      }
    }

    // HF next...

    // loop over the maps we have, re-making individual hits or rechits if
    // necessary.
    formerID = 0;
    ESum = 0.;
    float HFTime = 0.;

    HFRecHitMap::const_iterator iHFchk;

    for (HFRecHitMap::const_iterator iHF = HFRecHitStorage_.begin(); iHF != HFRecHitStorage_.end(); ++iHF) {
      currentID = iHF->first;

      if (currentID == formerID) {  // we have to add these rechits together

        ESum += (iHF->second).energy();

      } else {
        if (formerID > 0) {
          // cutoff for ESum?
          HFRecHit aHit(formerID, ESum, HFTime);
          HFrechits->push_back(aHit);
        }
        // save pointers for next iteration
        formerID = currentID;
        ESum = (iHF->second).energy();
        HFTime = (iHF->second).time();  // take time of first hit in sequence - is this ok?
      }

      iHFchk = iHF;
      if ((++iHFchk) == HFRecHitStorage_.end()) {  // make sure not to lose the last one
        HFRecHit aHit(formerID, ESum, HBTime);
        HFrechits->push_back(aHit);
      }
    }

    // ZDC next...

    // loop over the maps we have, re-making individual hits or rechits if
    // necessary.
    formerID = 0;
    ESum = 0.;
    float ZDCTime = 0.;
    float lowGainEnergy = 0;
    ZDCRecHit ZOldHit;

    ZDCRecHitMap::const_iterator iZDCchk;

    for (ZDCRecHitMap::const_iterator iZDC = ZDCRecHitStorage_.begin(); iZDC != ZDCRecHitStorage_.end(); ++iZDC) {
      currentID = iZDC->first;

      if (currentID == formerID) {  // we have to add these rechits together

        ESum += (iZDC->second).energy();

      } else {
        if (formerID > 0) {
          // cutoff for ESum?
          ZDCRecHit aHit(formerID, ESum, ZDCTime, lowGainEnergy);
          ZDCrechits->push_back(aHit);
        }
        // save pointers for next iteration
        formerID = currentID;
        ESum = (iZDC->second).energy();
        lowGainEnergy = (iZDC->second).lowGainEnergy();
        ZDCTime = (iZDC->second).time();  // take time of first hit in sequence - is this ok?
      }

      iZDCchk = iZDC;
      if ((++iZDCchk) == ZDCRecHitStorage_.end()) {  // make sure not to lose the last one
        ZDCRecHit aHit(formerID, ESum, HBTime, lowGainEnergy);
        ZDCrechits->push_back(aHit);
      }
    }

    // done merging

    // put the collection of recunstructed hits in the event
    LogInfo("DataMixingHcalWorker") << "total # HBHE Merged rechits: " << HBHErechits->size();
    LogInfo("DataMixingHcalWorker") << "total # HO Merged rechits: " << HOrechits->size();
    LogInfo("DataMixingHcalWorker") << "total # HF Merged rechits: " << HFrechits->size();
    LogInfo("DataMixingHcalWorker") << "total # ZDC Merged rechits: " << ZDCrechits->size();

    e.put(std::move(HBHErechits), HBHERecHitCollectionDM_);
    e.put(std::move(HOrechits), HORecHitCollectionDM_);
    e.put(std::move(HFrechits), HFRecHitCollectionDM_);
    e.put(std::move(ZDCrechits), ZDCRecHitCollectionDM_);

    // clear local storage after this event
    HBHERecHitStorage_.clear();
    HORecHitStorage_.clear();
    HFRecHitStorage_.clear();
    ZDCRecHitStorage_.clear();
  }

}  // namespace edm