Validation/RecoTrack/plugins/CrossingFramePSimHitToPSimHits.cc - master - githubmirror/cmssw

Validation/RecoTrack/plugins/CrossingFramePSimHitToPSimHits.cc
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26 июн 2019, 18:39
26 июн 2019, 18:39c63eff3
#include "FWCore/Framework/interface/global/EDProducer.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"

#include "SimDataFormats/TrackingHit/interface/PSimHit.h"
#include "SimDataFormats/CrossingFrame/interface/CrossingFrame.h"

class CrossingFramePSimHitToPSimHitsConverter : public edm::global::EDProducer<> {
public:
  CrossingFramePSimHitToPSimHitsConverter(const edm::ParameterSet& iConfig);

  static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);

  void produce(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const override;

private:
  struct InputInfo {
    using Token = edm::EDGetTokenT<CrossingFrame<PSimHit>>;
    InputInfo(Token t, const std::string& i) : token(t), instance(i) {}
    Token token;
    std::string instance;
  };

  std::vector<InputInfo> input_;
};

CrossingFramePSimHitToPSimHitsConverter::CrossingFramePSimHitToPSimHitsConverter(const edm::ParameterSet& iConfig) {
  auto src = iConfig.getParameter<std::vector<edm::InputTag>>("src");
  input_.reserve(src.size());
  for (const auto& tag : src) {
    input_.emplace_back(consumes<CrossingFrame<PSimHit>>(tag), tag.instance());
    produces<std::vector<PSimHit>>(input_.back().instance);
  }
}

void CrossingFramePSimHitToPSimHitsConverter::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  desc.add<std::vector<edm::InputTag>>("src", std::vector<edm::InputTag>());
  descriptions.add("crossingFramePSimHitToPSimHits", desc);
}

void CrossingFramePSimHitToPSimHitsConverter::produce(edm::StreamID,
                                                      edm::Event& iEvent,
                                                      const edm::EventSetup& iSetup) const {
  for (const auto& input : input_) {
    edm::Handle<CrossingFrame<PSimHit>> hframe;
    iEvent.getByToken(input.token, hframe);
    const auto& frame = *hframe;
    const auto& signalHits = frame.getSignal();
    const auto& pileupHits = frame.getPileups();

    auto output = std::make_unique<std::vector<PSimHit>>();
    output->reserve(signalHits.size() + pileupHits.size());
    for (const auto& ptr : signalHits)
      output->emplace_back(*ptr);
    for (const auto& ptr : pileupHits)
      output->emplace_back(*ptr);
    iEvent.put(std::move(output), input.instance);
  }
}

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