DTChamberEfficiencyClient.cc

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/*
 *  See header file for a description of this class.
 *
 *  \author M. Pelliccioni - INFN Torino
 */

#include <DQM/DTMonitorClient/src/DTChamberEfficiencyClient.h>
#include <DQMServices/Core/interface/MonitorElement.h>
#include <DQMServices/Core/interface/DQMStore.h>

#include <FWCore/Framework/interface/EventSetup.h>
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "Geometry/Records/interface/MuonGeometryRecord.h"
#include "Geometry/DTGeometry/interface/DTGeometry.h"

#include <stdio.h>
#include <sstream>
#include <math.h>

using namespace edm;
using namespace std;

//two words about conventions: "All" histograms are those made for all segments
//while "Qual" histograms are those for segments with at least 12 hits

DTChamberEfficiencyClient::DTChamberEfficiencyClient(const ParameterSet& pSet)
{

  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: Constructor called";

  dbe = Service<DQMStore>().operator->();

  prescaleFactor = pSet.getUntrackedParameter<int>("diagnosticPrescale", 1);
}

DTChamberEfficiencyClient::~DTChamberEfficiencyClient()
{
   LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
     << "DTChamberEfficiencyClient: Destructor called";
}

void DTChamberEfficiencyClient::beginJob()
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: BeginJob";

  nevents = 0;

  bookHistos();

  return;
}

void DTChamberEfficiencyClient::beginLuminosityBlock(LuminosityBlock const& lumiSeg, EventSetup const& context)
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "[DTChamberEfficiencyClient]: Begin of LS transition";

  return;
}

void DTChamberEfficiencyClient::beginRun(const Run& run, const EventSetup& setup)
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: beginRun";

  // Get the DT Geometry
  setup.get<MuonGeometryRecord>().get(muonGeom);

  return;
}

void DTChamberEfficiencyClient::analyze(const Event& e, const EventSetup& context)
{

  nevents++;
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "[DTChamberEfficiencyClient]: " << nevents << " events";
  return;
}

void DTChamberEfficiencyClient::endLuminosityBlock(LuminosityBlock const& lumiSeg, EventSetup const& context)
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: endluminosityBlock";
}  


void DTChamberEfficiencyClient::endRun(Run const& run, EventSetup const& context)
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: endRun";
  // reset the global summary
  globalEffSummary->Reset();

  //Loop over the wheels
  for(int wheel=-2;wheel<=2;wheel++){
    stringstream wheel_str; wheel_str << wheel;

    // Get the ME produced by EfficiencyTask Source
    // All means no selection on segments, Qual means segments with at least 12 hits
    MonitorElement* MECountAll = dbe->get("DT/05-ChamberEff/Task/hCountSectVsChamb_All_W" + wheel_str.str());   
    MonitorElement* MECountQual = dbe->get("DT/05-ChamberEff/Task/hCountSectVsChamb_Qual_W" + wheel_str.str()); 
    MonitorElement* MEExtrap = dbe->get("DT/05-ChamberEff/Task/hExtrapSectVsChamb_W" + wheel_str.str());    

    //get the TH2F
    if(!MECountAll || !(MECountAll->getTH2F())) {
      edm::LogWarning("DTChamberEfficiencyClient") << "ME not available" << std::endl;
      return;
    }
      
    TH2F* hCountAll = MECountAll->getTH2F();
    TH2F* hCountQual = MECountQual->getTH2F();
    TH2F* hExtrap = MEExtrap->getTH2F();



    const int nBinX = summaryHistos[wheel+2][0]->getNbinsX();
    const int nBinY = summaryHistos[wheel+2][0]->getNbinsY();

    for(int j=1;j<=nBinX;j++){
      for(int k=1;k<=nBinY;k++){
    summaryHistos[wheel+2][0]->setBinContent(j,k,0.);
    summaryHistos[wheel+2][1]->setBinContent(j,k,0.);

    const float numerAll = hCountAll->GetBinContent(j,k);
    const float numerQual = hCountQual->GetBinContent(j,k);
    const float denom = hExtrap->GetBinContent(j,k);

    if(denom != 0.){
      const float effAll= numerAll/denom;
      const float eff_error_All = sqrt((effAll+effAll*effAll)/denom);

      const float effQual= numerQual/denom;
      const float eff_error_Qual = sqrt((effQual+effQual*effQual)/denom);

      //if(wheel == 2 && k == 2 && j == 2) cout << "Eff ch " << effAll << " " << lumiSeg.id() << endl;

      summaryHistos[wheel+2][0]->setBinContent(j,k,effAll);
      summaryHistos[wheel+2][0]->setBinError(j,k,eff_error_All);

      summaryHistos[wheel+2][1]->setBinContent(j,k,effQual);
      summaryHistos[wheel+2][1]->setBinError(j,k,eff_error_Qual);

        // Fill 1D eff distributions
        globalEffDistr -> Fill(effAll);
        EffDistrPerWh[wheel+2] -> Fill(effAll);

    }
      }
    }
  }

  // fill the global eff. summary
  // problems at a granularity smaller than the chamber are ignored
  for(int wheel=-2; wheel<=2; wheel++) { // loop over wheels
    // retrieve the chamber efficiency summary
    MonitorElement * segmentWheelSummary = summaryHistos[wheel+2][0];
    if(segmentWheelSummary != 0) {

      for(int sector=1; sector<=12; sector++) { // loop over sectors
        float nFailingChambers = 0.;

    double meaneff = 0.;
    double errorsum = 0.;

    for(int station = 1; station != 5; ++station) { // loop over stations
      
      const double tmpefficiency = segmentWheelSummary->getBinContent(sector, station);
      const double tmpvariance = pow(segmentWheelSummary->getBinError(sector, station),2);

      //if(wheel == 2 && sector == 9) cout << "ch " << station << " " << tmpefficiency << " " << tmpvariance << " " << lumiSeg.id() << endl;
      
      if(tmpefficiency < 0.2 || tmpvariance == 0){
        nFailingChambers++;
        continue;
      }

      meaneff += tmpefficiency/tmpvariance;
      errorsum += 1./tmpvariance;

      LogTrace("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
        << "Wheel: " << wheel << " Stat: " << station
        << " Sect: " << sector << " status: " << meaneff/errorsum << endl;
    }

    if(sector == 4 || sector == 10) {
      int whichSector = (sector == 4) ? 13 : 14;

      const double tmpefficiency = segmentWheelSummary->getBinContent(whichSector, 4);
      const double tmpvariance = pow(segmentWheelSummary->getBinError(whichSector, 4),2);

      if(tmpefficiency > 0.2 && tmpvariance != 0) {
        meaneff += tmpefficiency/tmpvariance;
        errorsum += 1./tmpvariance;
      }
      else nFailingChambers++;

    }

    double eff_result = 0;
        if(errorsum != 0) eff_result = meaneff/errorsum;

    if(nFailingChambers != 0) {
      if(sector != 4 && sector != 10) eff_result = eff_result*(4.-nFailingChambers)/4.;
      else eff_result = eff_result*(5.-nFailingChambers)/5.;
    }

    if(eff_result > 0.7) globalEffSummary->Fill(sector,wheel,1.);
    else if(eff_result < 0.7 && eff_result > 0.5) globalEffSummary->Fill(sector,wheel,0.6);
    else if(eff_result < 0.5 && eff_result > 0.3) globalEffSummary->Fill(sector,wheel,0.4);
    else if(eff_result < 0.3 && eff_result > 0.) globalEffSummary->Fill(sector,wheel,0.15);

    //if(wheel == 2 && sector == 9) cout << "eff_result " << eff_result << endl;
    //if(wheel == 2 && sector == 9) cout << "nfail " << nFailingChambers++ << endl;

      }
    }
  }
  return;
}

void DTChamberEfficiencyClient::endJob()
{
  LogVerbatim ("DTDQM|DTMonitorClient|DTChamberEfficiencyClient")
    << "DTChamberEfficiencyClient: endJob";
  return;
}

void DTChamberEfficiencyClient::bookHistos()
{

  dbe->setCurrentFolder("DT/05-ChamberEff");
  globalEffSummary = dbe->book2D("EfficiencyGlbSummary","Efficiency Summary",12,1,13,5,-2,3);
  globalEffSummary->setAxisTitle("sector",1);
  globalEffSummary->setAxisTitle("wheel",2);

  globalEffDistr = dbe->book1D("TotalEfficiency","Total efficiency",51,0.,1.02);
  globalEffDistr -> setAxisTitle("Eff",1);

  for(int wh=-2; wh<=2; wh++){
    stringstream wheel; wheel << wh;
    string histoNameAll =  "EfficiencyMap_All_W" + wheel.str();
    string histoTitleAll =  "Efficiency map for all segments for wheel " + wheel.str();

    string histoNameQual =  "EfficiencyMap_Qual_W" + wheel.str();
    string histoTitleQual =  "Efficiency map for quality segments for wheel " + wheel.str();

    string histoNameEff =  "Efficiency_W" + wheel.str();
    string histoTitleEff =  "Segment efficiency, wheel " + wheel.str();

    dbe->setCurrentFolder("DT/05-ChamberEff");

    summaryHistos[wh+2][0] = dbe->book2D(histoNameAll.c_str(),histoTitleAll.c_str(),14,1.,15.,4,1.,5.);
    summaryHistos[wh+2][0]->setAxisTitle("Sector",1);
    summaryHistos[wh+2][0]->setBinLabel(1,"MB1",2);
    summaryHistos[wh+2][0]->setBinLabel(2,"MB2",2);
    summaryHistos[wh+2][0]->setBinLabel(3,"MB3",2);
    summaryHistos[wh+2][0]->setBinLabel(4,"MB4",2);

    EffDistrPerWh[wh+2] = dbe -> book1D(histoNameEff.c_str(),histoTitleEff.c_str(),51,0.,1.02);
    EffDistrPerWh[wh+2] -> setAxisTitle("Eff",1);

    dbe->setCurrentFolder("DT/05-ChamberEff/HighQual");

    summaryHistos[wh+2][1] = dbe->book2D(histoNameQual.c_str(),histoTitleQual.c_str(),14,1.,15.,4,1.,5.);
    summaryHistos[wh+2][1]->setAxisTitle("Sector",1);
    summaryHistos[wh+2][1]->setBinLabel(1,"MB1",2);
    summaryHistos[wh+2][1]->setBinLabel(2,"MB2",2);
    summaryHistos[wh+2][1]->setBinLabel(3,"MB3",2);
    summaryHistos[wh+2][1]->setBinLabel(4,"MB4",2);
   
  }

  return;
}