RawDataConverter.h

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#include "Alignment/LaserAlignment/interface/LASGlobalData.h"
#include "Alignment/LaserAlignment/interface/LASGlobalLoop.h"
#include "DataFormats/Common/interface/DetSetVector.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

// Forward declarations
class TFile;
class TTree;

class RawDataConverter : public edm::one::EDAnalyzer<edm::one::WatchRuns> {
public:
  explicit RawDataConverter(const edm::ParameterSet&);
  ~RawDataConverter() override = default;

private:
  enum DigiType { ZeroSuppressed, VirginRaw, ProcessedRaw, Unknown };
  void beginJob() override;
  void beginRun(edm::Run const&, edm::EventSetup const&) override;
  void analyze(const edm::Event&, const edm::EventSetup&) override;
  void endRun(edm::Run const&, edm::EventSetup const&) override{};
  void endJob() override;

  void fillDetectorId(void);
  void ClearData(void);
  DigiType GetValidLabels(
      const edm::Event&
          iEvent);  // Check what kind of file is being processed and get valid module and instance labels returns the type of Digis that was found

  template <class T>
  void GetDigis(const edm::Event&);  // Copy the Digis into the local container (theData)

  std::vector<std::string> theDigiModuleLabels;
  std::vector<std::string> theProductInstanceLabels;

  std::string CurrentModuleLabel;
  std::string CurrentInstanceLabel;

  TFile* theOutputFile;
  TTree* theOutputTree;
  LASGlobalData<std::vector<float> > theData;

  int latency;
  int eventnumber;
  int runnumber;
  int lumiBlock;
  LASGlobalData<int> detectorId;
};

// Copy the Digis into the local container (theData)
// Currently this has only been implemented and tested for SiStripDigis
// SiStripRawDigis and SiStripProcessedRawDigis will need some changes to work (this is the final goal)
template <class Digitype>
void RawDataConverter::GetDigis(const edm::Event& iEvent) {
  LogDebug("RawDataConverter") << "Fill ZeroSuppressed Digis into the Tree";

  // Get the DetSetVector for the SiStripDigis
  // This is a vector with all the modules, each module containing zero or more strips with signal (Digis)
  edm::Handle<edm::DetSetVector<Digitype> > detSetVector;  // Handle for holding the DetSetVector
  iEvent.getByLabel(CurrentModuleLabel, CurrentInstanceLabel, detSetVector);
  if (!detSetVector.isValid())
    throw std::runtime_error("Could not find the Digis");

  // set everything in the local container to zero
  ClearData();

  // Fill the Digis into the Raw Data Container

  LASGlobalLoop loop;              // loop helper
  int det, ring, beam, disk, pos;  // and its variables

  // loop over TEC+- (internal) modules
  det = 0;
  ring = 0;
  beam = 0;
  disk = 0;
  do {
    // Find the module in the DetSetVector and get a pointer (iterator) to it
    typename edm::DetSetVector<Digitype>::const_iterator theModule =
        detSetVector->find(detectorId.GetTECEntry(det, ring, beam, disk));

    if (theModule != detSetVector->end()) {
      // loop over all the Digis in this Module
      typename edm::DetSet<Digitype>::const_iterator theDigi;
      for (theDigi = theModule->data.begin(); theDigi != theModule->data.end(); ++theDigi) {
        // fill the number of adc counts into the local container
        if (theDigi->channel() < 512)
          theData.GetTECEntry(det, ring, beam, disk).at(theDigi->channel()) = theDigi->adc();
      }
    }
  } while (loop.TECLoop(det, ring, beam, disk));

  // loop TIB/TOB
  det = 2;
  beam = 0;
  pos = 0;  // <- set det = 2 (TIB)
  do {
    // Find the module in the DetSetVector and get a pointer (iterator) to it
    typename edm::DetSetVector<Digitype>::const_iterator theModule =
        detSetVector->find(detectorId.GetTIBTOBEntry(det, beam, pos));

    if (theModule != detSetVector->end()) {
      // loop over all the Digis in this Module
      typename edm::DetSet<Digitype>::const_iterator theDigi;
      for (theDigi = theModule->data.begin(); theDigi != theModule->data.end(); ++theDigi) {
        // fill the number of adc counts into the local container
        if (theDigi->channel() < 512)
          theData.GetTIBTOBEntry(det, beam, pos).at(theDigi->channel()) = theDigi->adc();
      }
    }
  } while (loop.TIBTOBLoop(det, beam, pos));

  // loop TEC (AT)
  det = 0;
  beam = 0;
  disk = 0;
  do {
    // Find the module in the DetSetVector and get a pointer (iterator) to it
    typename edm::DetSetVector<Digitype>::const_iterator theModule =
        detSetVector->find(detectorId.GetTEC2TECEntry(det, beam, disk));

    if (theModule != detSetVector->end()) {
      // loop over all the Digis in this Module
      typename edm::DetSet<Digitype>::const_iterator theDigi;
      for (theDigi = theModule->data.begin(); theDigi != theModule->data.end(); ++theDigi) {
        // fill the number of adc counts into the local container
        if (theDigi->channel() < 512)
          theData.GetTEC2TECEntry(det, beam, disk).at(theDigi->channel()) = theDigi->adc();
      }
    }
  } while (loop.TEC2TECLoop(det, beam, disk));
}