L1TRate_Offline.cc

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// L1TMonitor includes
#include "DQMOffline/L1Trigger/interface/L1TRate_Offline.h"

#include "CondFormats/L1TObjects/interface/L1GtTriggerMenu.h"
#include "CondFormats/L1TObjects/interface/L1GtTriggerMenuFwd.h"
#include "CondFormats/L1TObjects/interface/L1GtPrescaleFactors.h"
#include "CondFormats/L1TObjects/interface/L1GtTriggerMask.h"             // L1Gt - Masks
#include "CondFormats/DataRecord/interface/L1GtTriggerMaskAlgoTrigRcd.h"  // L1Gt - Masks
#include "CondFormats/DataRecord/interface/L1GtTriggerMenuRcd.h"
#include "CondFormats/DataRecord/interface/L1GtPrescaleFactorsAlgoTrigRcd.h"

#include "TList.h"

using namespace edm;
using namespace std;

//_____________________________________________________________________
L1TRate_Offline::L1TRate_Offline(const ParameterSet& ps)
    : m_menuToken(esConsumes<edm::Transition::BeginRun>()),
      m_l1GtPfAlgoToken(esConsumes<edm::Transition::BeginRun>()),
      m_helperTokens(L1TMenuHelper::consumes<edm::Transition::BeginRun>(consumesCollector())),
      m_l1GtUtils(ps, consumesCollector(), false, *this) {
  m_maxNbins = 2500;  // Maximum LS for each run (for binning purposes)
  m_parameters = ps;

  // Mapping parameter input variables
  m_scalersSource_LSCollection =
      consumes<LumiScalersCollection>(m_parameters.getParameter<InputTag>("inputTagScalersResults"));
  m_scalersSource_L1TSCollection =
      consumes<Level1TriggerScalersCollection>(m_parameters.getParameter<InputTag>("inputTagScalersResults"));
  m_l1GtDataDaqInputTag =
      consumes<L1GlobalTriggerReadoutRecord>(m_parameters.getParameter<InputTag>("inputTagL1GtDataDaq"));
  m_verbose = m_parameters.getUntrackedParameter<bool>("verbose", false);
  m_refPrescaleSet = m_parameters.getParameter<int>("refPrescaleSet");
  m_lsShiftGTRates = m_parameters.getUntrackedParameter<int>("lsShiftGTRates", 0);

  // Getting which categories to monitor
  ParameterSet Categories = ps.getParameter<ParameterSet>("categories");
  m_inputCategories["Mu"] = Categories.getUntrackedParameter<bool>("Mu");
  m_inputCategories["EG"] = Categories.getUntrackedParameter<bool>("EG");
  m_inputCategories["IsoEG"] = Categories.getUntrackedParameter<bool>("IsoEG");
  m_inputCategories["Jet"] = Categories.getUntrackedParameter<bool>("Jet");
  m_inputCategories["CenJet"] = Categories.getUntrackedParameter<bool>("CenJet");
  m_inputCategories["ForJet"] = Categories.getUntrackedParameter<bool>("ForJet");
  m_inputCategories["TauJet"] = Categories.getUntrackedParameter<bool>("TauJet");
  m_inputCategories["ETM"] = Categories.getUntrackedParameter<bool>("ETM");
  m_inputCategories["ETT"] = Categories.getUntrackedParameter<bool>("ETT");
  m_inputCategories["HTT"] = Categories.getUntrackedParameter<bool>("HTT");
  m_inputCategories["HTM"] = Categories.getUntrackedParameter<bool>("HTM");

  // Initializing Variables
  if (m_verbose) {
    cout << "[L1TRate_Offline:] ____________ Storage initialization ____________ " << endl;
    cout << "[L1TRate_Offline:] Setting up dbe folder: L1T/L1TRate" << endl;
  }
}

//_____________________________________________________________________
L1TRate_Offline::~L1TRate_Offline() {}

//_____________________________________________________________________
// BeginRun: as input you get filtered events...
//_____________________________________________________________________
void L1TRate_Offline::bookHistograms(DQMStore::IBooker& ibooker, const edm::Run& run, const edm::EventSetup& iSetup) {
  if (m_verbose) {
    cout << "[L1TRate_Offline:] Called beginRun." << endl;
  }

  const L1GtTriggerMenu& menu = iSetup.getData(m_menuToken);
  const L1GtPrescaleFactors& l1GtPfAlgo = iSetup.getData(m_l1GtPfAlgoToken);

  // Initializing DQM Monitor Elements
  ibooker.setCurrentFolder("L1T/L1TRate");
  m_ErrorMonitor = ibooker.book1D("ErrorMonitor", "ErrorMonitor", 2, 0, 2);
  m_ErrorMonitor->setBinLabel(UNKNOWN, "UNKNOWN");
  m_ErrorMonitor->setBinLabel(WARNING_PY_MISSING_FIT, "WARNING_PY_MISSING_FIT");

  if (m_verbose) {
    cout << "[L1TRate_Offline:] m_ErrorMonitor: " << m_ErrorMonitor << endl;
  }

  // Retriving the list of prescale sets
  m_listsPrescaleFactors = &(l1GtPfAlgo.gtPrescaleFactors());

  // Getting Lowest Prescale Single Object Triggers from the menu
  L1TMenuHelper myMenuHelper = L1TMenuHelper(iSetup, m_helperTokens);
  m_l1GtUtils.retrieveL1EventSetup(iSetup);
  m_selectedTriggers = myMenuHelper.getLUSOTrigger(m_inputCategories, m_refPrescaleSet, m_l1GtUtils);

  //-> Getting template fits for the algLo cross sections
  getXSexFitsPython(m_parameters);

  for (const auto& algo : menu.gtAlgorithmMap()) {
    m_algoBit[(algo.second).algoAlias()] = (algo.second).algoBitNumber();
  }

  double minInstantLuminosity = m_parameters.getParameter<double>("minInstantLuminosity");
  double maxInstantLuminosity = m_parameters.getParameter<double>("maxInstantLuminosity");

  // Initializing DQM Monitor Elements
  for (map<string, string>::const_iterator i = m_selectedTriggers.begin(); i != m_selectedTriggers.end(); i++) {
    TString tCategory = (*i).first;
    TString tTrigger = (*i).second;

    TString tErrorMessage = "";
    TF1* tTestFunction;

    if (tTrigger != "Undefined" && m_templateFunctions.find(tTrigger) != m_templateFunctions.end()) {
      tTestFunction = m_templateFunctions[tTrigger];
    } else if (tTrigger == "Undefined") {
      TString tFunc = "-1";
      tTestFunction = new TF1("FitParametrization_" + tTrigger, tFunc, 0, double(m_maxNbins) - 0.5);
    } else if (m_templateFunctions.find(tTrigger) == m_templateFunctions.end()) {
      TString tFunc = "-1";
      tTestFunction = new TF1("FitParametrization_" + tTrigger, tFunc, 0, double(m_maxNbins) - 0.5);
      tErrorMessage = " (Undefined Test Function)";
    } else {
      TString tFunc = "-1";
      tTestFunction = new TF1("FitParametrization_" + tTrigger, tFunc, 0, double(m_maxNbins) - 0.5);
    }

    if (tTrigger != "Undefined") {
      if (myMenuHelper.getPrescaleByAlias(tCategory, tTrigger) != 1) {
        tErrorMessage += " WARNING: Default Prescale = ";
        tErrorMessage += myMenuHelper.getPrescaleByAlias(tCategory, tTrigger);
      }

      if (tCategory == "Mu" &&
          myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger) != 4294967295) {  //hexadecimal of the whole range
        tErrorMessage += " WARNING: Eta Range = ";
        tErrorMessage += myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger);
      } else if (tCategory == "EG" && myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger) != 32639) {
        tErrorMessage += " WARNING: Eta Range = ";
        tErrorMessage += myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger);
      } else if (tCategory == "IsoEG" && myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger) != 32639) {
        tErrorMessage += " WARNING: Eta Range = ";
        tErrorMessage += myMenuHelper.getEtaRangeByAlias(tCategory, tTrigger);
      }

      if (tCategory == "Mu" && myMenuHelper.getQualityAlias(tCategory, tTrigger) != 240) {
        tErrorMessage += " WARNING: Quality = ";
        tErrorMessage += myMenuHelper.getQualityAlias(tCategory, tTrigger);
      }
    }

    ibooker.setCurrentFolder("L1T/L1TRate/xSecDelivLumi");  // trigger counts...
    m_xSecObservedVsDelivLumi[tTrigger] = ibooker.bookProfile(tCategory,
                                                              "Cross Sec. vs Deliv. Lumi: " + tTrigger + tErrorMessage,
                                                              m_maxNbins,
                                                              minInstantLuminosity,
                                                              maxInstantLuminosity,
                                                              0,
                                                              500);
    m_xSecObservedVsDelivLumi[tTrigger]->setAxisTitle("Delivered Luminosity [10^{30}cm^{-2}s^{-1}]", 1);
    m_xSecObservedVsDelivLumi[tTrigger]->setAxisTitle("Algorithm #sigma [#mu b]", 2);

    ibooker.setCurrentFolder("L1T/L1TRate/xSecRecorLumi");  // trigger counts...
    m_xSecObservedVsRecorLumi[tTrigger] = ibooker.bookProfile(tCategory,
                                                              "Cross Sec. vs Recor. Lumi: " + tTrigger + tErrorMessage,
                                                              m_maxNbins,
                                                              minInstantLuminosity,
                                                              maxInstantLuminosity,
                                                              0,
                                                              500);
    m_xSecObservedVsRecorLumi[tTrigger]->setAxisTitle("Recorded Luminosity [10^{30}cm^{-2}s^{-1}]", 1);
    m_xSecObservedVsRecorLumi[tTrigger]->setAxisTitle("Algorithm #sigma [#mu b]", 2);

    ibooker.setCurrentFolder("L1T/L1TRate/TriggerCounts");  // trigger counts...
    m_CountsVsLS[tTrigger] = ibooker.bookProfile(tCategory,
                                                 "Cross Sec. vs Inst. Lumi Algo: " + tTrigger + tErrorMessage,
                                                 m_maxNbins,
                                                 minInstantLuminosity,
                                                 maxInstantLuminosity,
                                                 0,
                                                 500);
    m_CountsVsLS[tTrigger]->setAxisTitle("Instantaneous Luminosity [10^{30}cm^{-2}s^{-1}]", 1);
    m_CountsVsLS[tTrigger]->setAxisTitle("Algorithm #sigma [#mu b]", 2);
    m_CountsVsLS[tTrigger]->getTProfile()->GetListOfFunctions()->Add(tTestFunction);
    m_CountsVsLS[tTrigger]->getTProfile()->SetMarkerStyle(23);

    m_algoFit[tTrigger] = (TF1*)tTestFunction->Clone("Fit_" + tTrigger);  // NOTE: Workaround

    ibooker.setCurrentFolder("L1T/L1TRate/xSecObs");
    m_xSecObservedVsLS[tTrigger] =
        ibooker.book1D(tCategory, "Algo: " + tTrigger + tErrorMessage, m_maxNbins, -0.5, double(m_maxNbins) - 0.5);
    m_xSecObservedVsLS[tTrigger]->setAxisTitle("Lumi Section", 1);
    m_xSecObservedVsLS[tTrigger]->setAxisTitle("#sigma_{obs}", 2);

    ibooker.setCurrentFolder("L1T/L1TRate/Delivered");
    m_DelivLumiVsLS[tTrigger] =
        ibooker.book1D(tCategory, "Algo: " + tTrigger + tErrorMessage, m_maxNbins, -0.5, double(m_maxNbins) - 0.5);
    m_DelivLumiVsLS[tTrigger]->setAxisTitle("Lumi Section", 1);
    m_DelivLumiVsLS[tTrigger]->setAxisTitle("Deliv. Lumi", 2);

    ibooker.setCurrentFolder("L1T/L1TRate/Recorded");
    m_RecorLumiVsLS[tTrigger] =
        ibooker.book1D(tCategory, "Algo: " + tTrigger + tErrorMessage, m_maxNbins, -0.5, double(m_maxNbins) - 0.5);
    m_RecorLumiVsLS[tTrigger]->setAxisTitle("Lumi Section", 1);
    m_RecorLumiVsLS[tTrigger]->setAxisTitle("Recor. Lumi", 2);

    ibooker.setCurrentFolder("L1T/L1TRate/Ratio");
    m_xSecObservedToExpected[tTrigger] =
        ibooker.book1D(tCategory, "Algo: " + tTrigger + tErrorMessage, m_maxNbins, -0.5, double(m_maxNbins) - 0.5);
    m_xSecObservedToExpected[tTrigger]->setAxisTitle("Lumi Section", 1);
    m_xSecObservedToExpected[tTrigger]->setAxisTitle("#sigma_{obs} / #sigma_{exp}", 2);
  }
}

//_____________________________________________________________________
void L1TRate_Offline::beginLuminosityBlock(LuminosityBlock const& lumiBlock, EventSetup const& c) {
  if (m_verbose) {
    cout << "[L1TRate_Offline:] Called beginLuminosityBlock at LS=" << lumiBlock.id().luminosityBlock() << endl;
  }
}

//_____________________________________________________________________
void L1TRate_Offline::endLuminosityBlock(LuminosityBlock const& lumiBlock, EventSetup const& c) {
  int eventLS = lumiBlock.id().luminosityBlock();
  if (m_verbose) {
    cout << "[L1TRate_Offline:] Called endLuminosityBlock at LS=" << eventLS << endl;
  }

  // We can certify LS -1 since we should have available:
  // gt rates: (current LS)-1
  // prescale: current LS
  // lumi    : current LS
  //eventLS--;

  // Checking if all necessary quantities are defined for our calculations
  //bool isDefRate,isDefLumi,isDefPrescaleIndex;
  bool isDefLumi, isDefPrescaleIndex;
  //map<TString,double>* rates=0;
  double lumi = 0;
  double deadtime = 0;
  unsigned int prescalesIndex = 0;

  bool isDefCount;
  map<TString, double>* counts = nullptr;

  // Resetting MonitorElements so we can refill them
  for (map<string, string>::const_iterator i = m_selectedTriggers.begin(); i != m_selectedTriggers.end(); i++) {
    string tTrigger = (*i).second;
    //    m_DeadTimeVsLS          [tTrigger]->getTH1()->Reset("ICE");
    m_CountsVsLS[tTrigger]->getTH1()->Reset("ICE");
    m_xSecObservedToExpected[tTrigger]->getTH1()->Reset("ICE");

    m_xSecObservedVsLS[tTrigger]->getTH1()->Reset("ICE");
    m_DelivLumiVsLS[tTrigger]->getTH1()->Reset("ICE");
    m_RecorLumiVsLS[tTrigger]->getTH1()->Reset("ICE");

    m_xSecObservedVsDelivLumi[tTrigger]->getTH1()->Reset("ICE");
    m_xSecObservedVsRecorLumi[tTrigger]->getTH1()->Reset("ICE");
  }

  //Trying to do the same with Counts....
  for (map<int, map<TString, double> >::iterator j = m_lsRates.begin(); j != m_lsRates.end(); j++) {
    unsigned int lsOffline = (*j).first;
    counts = &(*j).second;
    isDefCount = true;

    unsigned int lsPreInd;

    if (m_lsLuminosity.find(lsOffline) == m_lsLuminosity.end()) {
      isDefLumi = false;
    } else {
      isDefLumi = true;
      lumi = m_lsLuminosity[lsOffline];
      deadtime = m_lsDeadTime[lsOffline];
    }

    lsPreInd = lsOffline + 1;  // NOTE: Workaround

    if (m_lsPrescaleIndex.find(lsPreInd) == m_lsPrescaleIndex.end()) {
      isDefPrescaleIndex = false;
    } else {
      isDefPrescaleIndex = true;
      prescalesIndex = m_lsPrescaleIndex[lsPreInd];
    }

    if (isDefCount && isDefLumi && isDefPrescaleIndex && (prescalesIndex < m_listsPrescaleFactors->size())) {
      const vector<int>& currentPrescaleFactors = (*m_listsPrescaleFactors).at(prescalesIndex);

      for (map<string, string>::const_iterator j = m_selectedTriggers.begin(); j != m_selectedTriggers.end(); j++) {
        string tTrigger = (*j).second;
        double trigCount = (*counts)[tTrigger];

        //   TF1*   tTestFunction = (TF1*) m_CountsVsLS[tTrigger]->getTProfile()->GetListOfFunctions()->First();
        TF1* tTestFunction = m_algoFit[tTrigger];  // NOTE: Workaround....

        // If trigger name is defined we get the rate fit parameters
        if (tTrigger != "Undefined") {
          unsigned int trigBit = m_algoBit[tTrigger];
          double trigPrescale = currentPrescaleFactors[trigBit];

          if (lumi != 0 && trigCount != 0 && trigPrescale != 0) {
            double RecLumi = lumi * (1. - deadtime / 100.);

            double AlgoXSec = (trigPrescale * trigCount) / RecLumi;
            double TemplateFunctionValue = tTestFunction->Eval(lumi);

            // Checking against Template function
            //            m_DeadTimeVsLS [tTrigger]->Fill(lumi,deadtime);

            m_xSecObservedVsRecorLumi[tTrigger]->Fill(RecLumi, AlgoXSec);

            m_CountsVsLS[tTrigger]->Fill(lumi, AlgoXSec);

            int ibin = m_xSecObservedToExpected[tTrigger]->getTH1()->FindBin(lsOffline);
            m_xSecObservedToExpected[tTrigger]->setBinContent(ibin, AlgoXSec / TemplateFunctionValue);

            m_DelivLumiVsLS[tTrigger]->setBinContent(ibin, lumi);
            m_RecorLumiVsLS[tTrigger]->setBinContent(ibin, RecLumi);

            m_xSecObservedVsLS[tTrigger]->setBinContent(ibin, AlgoXSec);

          } else {
            //            m_DeadTimeVsLS [tTrigger]->Fill(0.000001,0.000001);

            m_xSecObservedVsRecorLumi[tTrigger]->Fill(0.000001, 0.000001);

            m_CountsVsLS[tTrigger]->Fill(0.000001, 0.000001);

            int ibin = m_xSecObservedToExpected[tTrigger]->getTH1()->FindBin(lsOffline);
            m_xSecObservedToExpected[tTrigger]->setBinContent(ibin, 0.000001);

            m_DelivLumiVsLS[tTrigger]->setBinContent(ibin, 0.000001);
            m_RecorLumiVsLS[tTrigger]->setBinContent(ibin, 0.000001);

            m_xSecObservedVsLS[tTrigger]->setBinContent(ibin, 0.000001);
          }
        }
      }
    }
  }
}

//_____________________________________________________________________
void L1TRate_Offline::analyze(const Event& iEvent, const EventSetup& eventSetup) {
  edm::Handle<L1GlobalTriggerReadoutRecord> gtReadoutRecordData;
  edm::Handle<Level1TriggerScalersCollection> triggerScalers;
  edm::Handle<LumiScalersCollection> colLScal;

  iEvent.getByToken(m_l1GtDataDaqInputTag, gtReadoutRecordData);
  iEvent.getByToken(m_scalersSource_LSCollection, colLScal);
  iEvent.getByToken(m_scalersSource_L1TSCollection, triggerScalers);

  // Integers
  int EventRun = iEvent.id().run();
  unsigned int eventLS = iEvent.id().luminosityBlock();

  // Getting the trigger trigger rates from GT and buffering it
  if (triggerScalers.isValid() && !triggerScalers->empty()) {
    Level1TriggerScalersCollection::const_iterator itL1TScalers = triggerScalers->begin();
    Level1TriggerRates trigRates(*itL1TScalers, EventRun);

    //Trying to retrieve GT DeadTime
    //unsigned long long deadtime = itL1TScalers->deadtime();
    //double deadtime = itL1TScalers->deadtime();
    double deadtime = trigRates.deadtimePercent();  //correct DeadTime % to retrieve

    // Trying to get the trigger counts
    const std::vector<unsigned int> gtAlgoCounts = itL1TScalers->gtAlgoCounts();

    //    int lumisegment = (*itL1TScalers).lumiSegmentNr();

    //     cout << "deadtime =" << deadtime << " --
    //    cout << "lumisegment = " << lumisegment << endl;

    int gtLS = (*itL1TScalers).lumiSegmentNr() + m_lsShiftGTRates;

    // If we haven't got the data from this LS yet get it
    if (m_lsRates.find(gtLS) == m_lsRates.end()) {
      map<TString, double> bufferCount;

      // Buffer the rate informations for all selected bits
      for (map<string, string>::const_iterator i = m_selectedTriggers.begin(); i != m_selectedTriggers.end(); i++) {
        string tTrigger = (*i).second;

        // If trigger name is defined we store the rate
        if (tTrigger != "Undefined") {
          unsigned int trigBit = m_algoBit[tTrigger];
          double trigCount = gtAlgoCounts[trigBit];

          bufferCount[tTrigger] = trigCount;
        }
      }
      m_lsRates[gtLS] = bufferCount;
      m_lsDeadTime[gtLS] = deadtime;
    }
  }

  // Getting from the SCAL the luminosity information and buffering it
  if (colLScal.isValid() && !colLScal->empty()) {
    LumiScalersCollection::const_iterator itLScal = colLScal->begin();
    unsigned int scalLS = itLScal->sectionNumber();

    // If we haven't got the data from this SCAL LS yet get it
    if (m_lsLuminosity.find(scalLS) == m_lsLuminosity.end()) {
      if (m_verbose) {
        cout << "[L1TRate_Offline:] Buffering SCAL-HF Lumi for LS=" << scalLS << endl;
      }
      double instLumi =
          itLScal->instantLumi();  // Getting Instant Lumi from HF (via SCAL) // <###### WE NEED TO STORE THIS
      double deadTimeNormHF = itLScal->deadTimeNormalization();  // Getting Dead Time Normalization from HF (via SCAL)

      //       double mylumiFill      = itLScal->lumiFill();      // Integrated lumi since beginning of fill, delivered
      //       double mylumiRun       = itLScal->lumiRun();       // Integrated lumi since beginning of run, delivered
      //       double myliveLumiFill  = itLScal->liveLumiFill();  // Integrated lumi since beginning of fill, live
      //       double myliveLumiRun   = itLScal->liveLumiRun();   // Integrated lumi since beginning of run, live
      //       double mysectionNumber = itLScal->sectionNumber(); // Lumi section  number for this info
      //       double mynumOrbits     = itLScal->numOrbits();     // Number of orbits that have passed this run

      //       cout << "instantLumi = " << instLumi << endl;
      //       cout << "lumiFill = " << mylumiFill << endl;
      //       cout << "lumiRun = " << mylumiRun << endl;
      //       cout << "livelumiFill = " << myliveLumiFill << endl;
      //       cout << "livelumiRun = " << myliveLumiRun << endl;
      //       cout << "sectionNumber = " << mysectionNumber << endl;
      //       cout << "numOrbits = " << mynumOrbits << endl;

      // If HF Dead Time Corrections is requested we apply it
      // NOTE: By default this is assumed false since for now WbM fits do NOT assume this correction
      if (m_parameters.getUntrackedParameter<bool>("useHFDeadTimeNormalization", false)) {
        // Protecting for deadtime = 0
        if (deadTimeNormHF == 0) {
          instLumi = 0;
        } else {
          instLumi = instLumi / deadTimeNormHF;
        }
      }
      // Buffering the luminosity information
      m_lsLuminosity[scalLS] = instLumi;
    }
  }

  // Getting the prescale index used when this event was triggered
  if (gtReadoutRecordData.isValid()) {
    // If we haven't got the data from this LS yet get it
    if (m_lsPrescaleIndex.find(eventLS) == m_lsPrescaleIndex.end()) {
      if (m_verbose) {
        cout << "[L1TRate_Offline:] Buffering Prescale Index for LS=" << eventLS << endl;
      }

      // Getting Final Decision Logic (FDL) Data from GT
      const vector<L1GtFdlWord>& gtFdlVectorData = gtReadoutRecordData->gtFdlVector();

      // Getting the index for the fdl data for this event
      int indexFDL = 0;
      for (unsigned int i = 0; i < gtFdlVectorData.size(); i++) {
        if (gtFdlVectorData[i].bxInEvent() == 0) {
          indexFDL = i;
          break;
        }
      }

      if (!gtFdlVectorData.empty()) {
        int CurrentPrescalesIndex =
            gtFdlVectorData[indexFDL].gtPrescaleFactorIndexAlgo();  // <###### WE NEED TO STORE THIS
        m_lsPrescaleIndex[eventLS] = CurrentPrescalesIndex;
      }
    }
  }
}

//_____________________________________________________________________
// function: getXSexFitsPython
// Imputs:
//   * const edm::ParameterSet& ps = ParameterSet contaning the fit
//     functions and parameters for the selected triggers
// Outputs:
//   * int error = Number of algos where you did not find a
//     corresponding fit
//_____________________________________________________________________
bool L1TRate_Offline::getXSexFitsPython(const edm::ParameterSet& ps) {
  // error meaning
  bool noError = true;

  // Getting fit parameters
  std::vector<edm::ParameterSet> m_fitParameters = ps.getParameter<vector<ParameterSet> >("fitParameters");

  double minInstantLuminosity = m_parameters.getParameter<double>("minInstantLuminosity");
  double maxInstantLuminosity = m_parameters.getParameter<double>("maxInstantLuminosity");

  // Getting rate fit parameters for all input triggers
  for (map<string, string>::const_iterator a = m_selectedTriggers.begin(); a != m_selectedTriggers.end(); a++) {
    string tTrigger = (*a).second;

    // If trigger name is defined we get the rate fit parameters
    if (tTrigger != "Undefined") {
      bool foundFit = false;

      for (unsigned int b = 0; b < m_fitParameters.size(); b++) {
        if (tTrigger == m_fitParameters[b].getParameter<string>("AlgoName")) {
          TString tAlgoName = m_fitParameters[b].getParameter<string>("AlgoName");
          TString tTemplateFunction = m_fitParameters[b].getParameter<string>("TemplateFunction");
          vector<double> tParameters = m_fitParameters[b].getParameter<vector<double> >("Parameters");

          // Retriving and populating the m_templateFunctions array
          m_templateFunctions[tTrigger] =
              new TF1("FitParametrization_" + tAlgoName, tTemplateFunction, minInstantLuminosity, maxInstantLuminosity);
          m_templateFunctions[tTrigger]->SetParameters(&tParameters[0]);
          m_templateFunctions[tTrigger]->SetLineWidth(1);
          m_templateFunctions[tTrigger]->SetLineColor(kRed);

          foundFit = true;
          break;
        }

        if (!foundFit) {
          noError = false;

          int eCount = m_ErrorMonitor->getTH1()->GetBinContent(WARNING_PY_MISSING_FIT);
          eCount++;
          m_ErrorMonitor->getTH1()->SetBinContent(WARNING_PY_MISSING_FIT, eCount);
        }
      }
    }
  }

  return noError;
}

//define this as a plug-in
DEFINE_FWK_MODULE(L1TRate_Offline);