ClusterSummaryProducer.cc

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#include "RecoLocalTracker/SubCollectionProducers/interface/ClusterSummaryProducer.h"

ClusterSummaryProducer::ClusterSummaryProducer(const edm::ParameterSet& iConfig)
    : doStrips(iConfig.getParameter<bool>("doStrips")),
      doPixels(iConfig.getParameter<bool>("doPixels")),
      verbose(iConfig.getParameter<bool>("verbose")) {
  pixelClusters_ =
      consumes<edmNew::DetSetVector<SiPixelCluster> >(iConfig.getParameter<edm::InputTag>("pixelClusters"));
  stripClusters_ =
      consumes<edmNew::DetSetVector<SiStripCluster> >(iConfig.getParameter<edm::InputTag>("stripClusters"));

  ClusterSummary::CMSTracker maxEnum = ClusterSummary::STRIP;

  std::vector<std::string> wantedsubdets = iConfig.getParameter<std::vector<std::string> >("wantedSubDets");
  for (const auto& iS : wantedsubdets) {
    ClusterSummary::CMSTracker subdet = ClusterSummary::NVALIDENUMS;
    for (int iN = 0; iN < ClusterSummary::NVALIDENUMS; ++iN)
      if (ClusterSummary::subDetNames[iN] == iS)
        subdet = ClusterSummary::CMSTracker(iN);
    if (subdet == ClusterSummary::NVALIDENUMS)
      throw cms::Exception("No standard selection: ") << iS;

    selectors.push_back(ModuleSelection(DetIdSelector(ClusterSummary::subDetSelections[subdet]), subdet));
    if (subdet > maxEnum)
      maxEnum = subdet;
    if (verbose)
      moduleNames.push_back(ClusterSummary::subDetNames[subdet]);
  }

  std::vector<edm::ParameterSet> wantedusersubdets_ps =
      iConfig.getParameter<std::vector<edm::ParameterSet> >("wantedUserSubDets");
  for (const auto& iS : wantedusersubdets_ps) {
    ClusterSummary::CMSTracker subdet = (ClusterSummary::CMSTracker)iS.getParameter<unsigned int>("detSelection");
    std::string detname = iS.getParameter<std::string>("detLabel");
    std::vector<std::string> selection = iS.getParameter<std::vector<std::string> >("selection");

    if (subdet <= ClusterSummary::NVALIDENUMS)
      throw cms::Exception("Already predefined selection: ") << subdet;
    if (subdet >= ClusterSummary::NTRACKERENUMS)
      throw cms::Exception("Selection is out of range: ") << subdet;

    selectors.push_back(ModuleSelection(DetIdSelector(selection), subdet));
    if (subdet > maxEnum)
      maxEnum = subdet;
    if (verbose)
      moduleNames.push_back(detname);
  }

  cCluster = ClusterSummary(maxEnum + 1);
  produces<ClusterSummary>().setBranchAlias("trackerClusterSummary");
}

void ClusterSummaryProducer::produce(edm::Event& iEvent, const edm::EventSetup& iSetup) {
  using namespace edm;
  cCluster.reset();
  std::vector<bool> selectedVector(selectors.size(), false);

  auto getSelections = [&](const uint32_t detid) {
    for (unsigned int iS = 0; iS < selectors.size(); ++iS)
      selectedVector[iS] = selectors[iS].first.isSelected(detid);
  };
  auto fillSelections = [&](const int clusterSize, const float clusterCharge) {
    for (unsigned int iS = 0; iS < selectors.size(); ++iS) {
      if (!selectedVector[iS])
        continue;
      const ClusterSummary::CMSTracker module = selectors[iS].second;
      cCluster.addNClusByIndex(module, 1);
      cCluster.addClusSizeByIndex(module, clusterSize);
      cCluster.addClusChargeByIndex(module, clusterCharge);
    }
  };

  //===================++++++++++++========================
  //                   For SiStrips
  //===================++++++++++++========================
  if (doStrips) {
    edm::Handle<edmNew::DetSetVector<SiStripCluster> > stripClusters;
    iEvent.getByToken(stripClusters_, stripClusters);
    edmNew::DetSetVector<SiStripCluster>::const_iterator itClusters = stripClusters->begin();
    for (; itClusters != stripClusters->end(); ++itClusters) {
      getSelections(itClusters->id());
      for (edmNew::DetSet<SiStripCluster>::const_iterator cluster = itClusters->begin(); cluster != itClusters->end();
           ++cluster) {
        const ClusterVariables Summaryinfo(*cluster);
        fillSelections(Summaryinfo.clusterSize(), Summaryinfo.charge());
      }
    }
  }

  //===================++++++++++++========================
  //                   For SiPixels
  //===================++++++++++++========================
  if (doPixels) {
    edm::Handle<edmNew::DetSetVector<SiPixelCluster> > pixelClusters;
    iEvent.getByToken(pixelClusters_, pixelClusters);
    edmNew::DetSetVector<SiPixelCluster>::const_iterator itClusters = pixelClusters->begin();
    for (; itClusters != pixelClusters->end(); ++itClusters) {
      getSelections(itClusters->id());
      for (edmNew::DetSet<SiPixelCluster>::const_iterator cluster = itClusters->begin(); cluster != itClusters->end();
           ++cluster) {
        fillSelections(cluster->size(), float(cluster->charge()) / 1000.);
      }
    }
  }

  //===================+++++++++++++========================
  //                   Fill Producer
  //===================+++++++++++++========================
  if (verbose) {
    for (const auto& iS : selectors) {
      const ClusterSummary::CMSTracker module = iS.second;
      if (cCluster.getNClusByIndex(module) != 0) {
        edm::LogInfo("ClusterSummaryProducer")
            << "n" << moduleNames[module] << ", avg size, avg charge = " << cCluster.getNClusByIndex(module) << ", "
            << cCluster.getClusSizeByIndex(module) / cCluster.getNClusByIndex(module) << ", "
            << cCluster.getClusChargeByIndex(module) / cCluster.getNClusByIndex(module) << std::endl;
      } else {
        edm::LogInfo("ClusterSummaryProducer")
            << "n" << moduleNames[module] << ", avg size, avg charge = " << cCluster.getNClusByIndex(module) << ", "
            << "0"
            << ", "
            << "0" << std::endl;
      }
      edm::LogInfo("ClusterSummaryProducer") << "-------------------------------------------------------" << std::endl;
    }
  }

  //Put the filled class into the producer
  auto result = std::make_unique<ClusterSummary>();
  //Cleanup empty selections
  result->copyNonEmpty(cCluster);
  iEvent.put(std::move(result));
}

void ClusterSummaryProducer::beginStream(edm::StreamID) {
  if (!verbose)
    return;
  edm::LogInfo("ClusterSummaryProducer") << "+++++++++++++++++++++++++++++++ " << std::endl << "Getting info on ";
  for (const auto& iS : moduleNames) {
    edm::LogInfo("ClusterSummaryProducer") << iS << " ";
  }
  edm::LogInfo("ClusterSummaryProducer") << std::endl;
}

#include "FWCore/PluginManager/interface/ModuleDef.h"
#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(ClusterSummaryProducer);