CSCFakeDBPedestals.h

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#ifndef _CSCFAKEDBPEDESTALS_H
#define _CSCFAKEDBPEDESTALS_H

#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/EventSetupRecordIntervalFinder.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Framework/interface/SourceFactory.h"
#include <memory>

#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "CondFormats/CSCObjects/interface/CSCDBPedestals.h"
#include "CondFormats/DataRecord/interface/CSCDBPedestalsRcd.h"
#include <DataFormats/MuonDetId/interface/CSCDetId.h>

class CSCFakeDBPedestals : public edm::ESProducer, public edm::EventSetupRecordIntervalFinder {
public:
  CSCFakeDBPedestals(const edm::ParameterSet &);
  ~CSCFakeDBPedestals() override;

  inline static CSCDBPedestals *prefillDBPedestals();

  typedef std::unique_ptr<CSCDBPedestals> Pointer;

  Pointer produceDBPedestals(const CSCDBPedestalsRcd &);

private:
  // ----------member data ---------------------------
  void setIntervalFor(const edm::eventsetup::EventSetupRecordKey &,
                      const edm::IOVSyncValue &,
                      edm::ValidityInterval &) override;
};

#include <fstream>
#include <iostream>
#include <vector>

// to workaround plugin library
inline CSCDBPedestals *CSCFakeDBPedestals::prefillDBPedestals() {
  int seed;
  float meanped, meanrms;
  const int MAX_SIZE = 217728;  // or 252288 for ME4/2 chambers
  const int PED_FACTOR = 10;
  const int RMS_FACTOR = 1000;

  CSCDBPedestals *cndbpedestals = new CSCDBPedestals();
  cndbpedestals->pedestals.resize(MAX_SIZE);

  seed = 10000;
  srand(seed);
  meanped = 600.0, meanrms = 1.5;
  cndbpedestals->factor_ped = int(PED_FACTOR);
  cndbpedestals->factor_rms = int(RMS_FACTOR);

  for (int i = 0; i < MAX_SIZE; i++) {
    cndbpedestals->pedestals[i].ped =
        (short int)(((double)rand() / ((double)(RAND_MAX) + (double)(1))) * 100 + meanped * PED_FACTOR + 0.5);
    cndbpedestals->pedestals[i].rms =
        (short int)(((double)rand() / ((double)(RAND_MAX) + (double)(1))) + meanrms * RMS_FACTOR + 0.5);
  }
  return cndbpedestals;
}

#endif