TriggerTools.h

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#ifndef DQMOFFLINE_LUMI_TRIGGERTOOLS_H
#define DQMOFFLINE_LUMI_TRIGGERTOOLS_H

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Common/interface/TriggerNames.h"
#include "DataFormats/Common/interface/TriggerResults.h"
#include "DataFormats/HLTReco/interface/TriggerEvent.h"
#include "HLTrigger/HLTcore/interface/HLTConfigProvider.h"

#include <bitset>

const unsigned int kNTrigBit = 128;
typedef std::bitset<kNTrigBit> TriggerBits;
const unsigned int kNTrigObjectBit = 256;
typedef std::bitset<kNTrigObjectBit> TriggerObjectBits;

class TriggerTools {
public:
  TriggerTools(){};
  ~TriggerTools(){};

  void readEvent(const edm::Event &iEvent);

  void setTriggerResultsToken(edm::EDGetTokenT<edm::TriggerResults> token) { fHLTTag_token = token; }
  void setTriggerEventToken(edm::EDGetTokenT<trigger::TriggerEvent> token) { fHLTObjTag_token = token; }
  void setDRMAX(const double _drMax) { DRMAX = _drMax; }

  void addTriggerRecord(const std::string &name) {
    Record rec;
    rec.hltPattern = name;
    records.push_back(rec);
  }
  void addTriggerRecord(const std::string &name, const std::string &objName) {
    Record rec;
    rec.hltPattern = name;
    rec.hltObjName = objName;
    records.push_back(rec);
  }

  void initHLTObjects(const HLTConfigProvider &hltConfigProvider_);

  bool pass() const;
  bool passObj(const double eta, const double phi) const;

private:
  struct Record {
    std::string hltPattern;                        // HLT path name/pattern (wildcards allowed: *,?)
    std::string hltPathName = "";                  // HLT path name in trigger menu
    unsigned int hltPathIndex = (unsigned int)-1;  // HLT path index in trigger menu
    std::string hltObjName = "";                   // trigger object name in trigger menu
  };
  std::vector<Record> records;

  edm::EDGetTokenT<edm::TriggerResults> fHLTTag_token;
  edm::EDGetTokenT<trigger::TriggerEvent> fHLTObjTag_token;

  edm::Handle<edm::TriggerResults> hTrgRes;
  edm::Handle<trigger::TriggerEvent> hTrgEvt;

  edm::ParameterSetID fTriggerNamesID;

  // initialization from HLT menu; needs to be called on every change in HLT menu
  void initPathNames(const std::vector<std::string> &triggerNames);

  TriggerBits triggerBits;

  // Matching parameter
  double DRMAX = 0.1;
};

#endif