TICLLayerTileProducer.cc

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// Author: Marco Rovere, marco.rovere@cern.ch
// Date: 05/2019
//
#include <memory>  // unique_ptr
 
#include "FWCore/Framework/interface/stream/EDProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Utilities/interface/ESGetToken.h"
 
#include "DataFormats/CaloRecHit/interface/CaloCluster.h"
#include "DataFormats/HGCalReco/interface/TICLLayerTile.h"
 
#include "RecoLocalCalo/HGCalRecAlgos/interface/RecHitTools.h"
 
class TICLLayerTileProducer : public edm::stream::EDProducer<> {
public:
  explicit TICLLayerTileProducer(const edm::ParameterSet &ps);
  ~TICLLayerTileProducer() override{};
  void beginRun(edm::Run const &, edm::EventSetup const &) override;
  void produce(edm::Event &, const edm::EventSetup &) override;
  static void fillDescriptions(edm::ConfigurationDescriptions &descriptions);
 
private:
  edm::EDGetTokenT<std::vector<reco::CaloCluster>> clusters_token_;
  edm::EDGetTokenT<std::vector<reco::CaloCluster>> clusters_HFNose_token_;
  edm::ESGetToken<CaloGeometry, CaloGeometryRecord> geometry_token_;
  hgcal::RecHitTools rhtools_;
  std::string detector_;
  bool doNose_;
};
 
TICLLayerTileProducer::TICLLayerTileProducer(const edm::ParameterSet &ps)
    : detector_(ps.getParameter<std::string>("detector")) {
  clusters_HFNose_token_ =
      consumes<std::vector<reco::CaloCluster>>(ps.getParameter<edm::InputTag>("layer_HFNose_clusters"));
  clusters_token_ = consumes<std::vector<reco::CaloCluster>>(ps.getParameter<edm::InputTag>("layer_clusters"));
  geometry_token_ = esConsumes<CaloGeometry, CaloGeometryRecord, edm::Transition::BeginRun>();
 
  doNose_ = (detector_ == "HFNose");
 
  if (doNose_)
    produces<TICLLayerTilesHFNose>();
  else
    produces<TICLLayerTiles>();
}
 
void TICLLayerTileProducer::beginRun(edm::Run const &, edm::EventSetup const &es) {
  edm::ESHandle<CaloGeometry> geom = es.getHandle(geometry_token_);
  rhtools_.setGeometry(*geom);
}
 
void TICLLayerTileProducer::produce(edm::Event &evt, const edm::EventSetup &) {
  auto result = std::make_unique<TICLLayerTiles>();
  auto resultHFNose = std::make_unique<TICLLayerTilesHFNose>();
 
  edm::Handle<std::vector<reco::CaloCluster>> cluster_h;
  if (doNose_)
    evt.getByToken(clusters_HFNose_token_, cluster_h);
  else
    evt.getByToken(clusters_token_, cluster_h);
 
  const auto &layerClusters = *cluster_h;
  int lcId = 0;
  for (auto const &lc : layerClusters) {
    const auto firstHitDetId = lc.hitsAndFractions()[0].first;
    int layer = rhtools_.getLayerWithOffset(firstHitDetId) +
                rhtools_.lastLayer(doNose_) * ((rhtools_.zside(firstHitDetId) + 1) >> 1) - 1;
 
    assert(layer >= 0);
 
    if (doNose_)
      resultHFNose->fill(layer, lc.eta(), lc.phi(), lcId);
    else
      result->fill(layer, lc.eta(), lc.phi(), lcId);
    LogDebug("TICLLayerTileProducer") << "Adding layerClusterId: " << lcId << " into bin [eta,phi]: [ "
                                      << (*result)[layer].etaBin(lc.eta()) << ", " << (*result)[layer].phiBin(lc.phi())
                                      << "] for layer: " << layer << std::endl;
    lcId++;
  }
  if (doNose_)
    evt.put(std::move(resultHFNose));
  else
    evt.put(std::move(result));
}
 
void TICLLayerTileProducer::fillDescriptions(edm::ConfigurationDescriptions &descriptions) {
  edm::ParameterSetDescription desc;
  desc.add<std::string>("detector", "HGCAL");
  desc.add<edm::InputTag>("layer_clusters", edm::InputTag("hgcalLayerClusters"));
  desc.add<edm::InputTag>("layer_HFNose_clusters", edm::InputTag("hgcalLayerClustersHFNose"));
  descriptions.add("ticlLayerTileProducer", desc);
}
 
#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(TICLLayerTileProducer);