HcalLutAnalyzer.cc

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// -*- C++ -*-
//
// Package:    Test/HcalLutAnalyzer
// Class:      HcalLutAnalyzer
//
//
// Original Author:  Aleko Khukhunaishvili
//         Created:  Fri, 21 Jul 2017 08:42:05 GMT
//
//

// system include files
#include <memory>
#include <iostream>
#include <fstream>

// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/EventSetup.h"

#include "CalibCalorimetry/HcalTPGAlgos/interface/XMLProcessor.h"
#include "CalibCalorimetry/HcalTPGAlgos/interface/LutXml.h"
#include "DataFormats/HcalDetId/interface/HcalGenericDetId.h"
#include "DataFormats/HcalDetId/interface/HcalDetId.h"
#include "Geometry/CaloTopology/interface/HcalTopology.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/Records/interface/HcalRecNumberingRecord.h"

#include "TString.h"
#include "TH1D.h"
#include "TH2D.h"
#include "TProfile.h"
#include "TCanvas.h"
#include "TROOT.h"
#include "TStyle.h"
#include "TSystem.h"

class HcalLutAnalyzer : public edm::one::EDAnalyzer<edm::one::SharedResources> {
public:
  explicit HcalLutAnalyzer(const edm::ParameterSet&);
  ~HcalLutAnalyzer() override {}
  static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);

private:
  void analyze(const edm::Event&, const edm::EventSetup&) override;

  std::string inputDir;
  std::string plotsDir;
  std::vector<std::string> tags_;
  std::vector<std::string> quality_;
  std::vector<std::string> pedestals_;
  std::vector<std::string> effpedestals_;
  std::vector<std::string> gains_;
  std::vector<std::string> respcorrs_;

  double Zmin;
  double Zmax;
  double Ymin;
  double Ymax;
  double Pmin;
  double Pmax;

  edm::ESGetToken<HcalTopology, HcalRecNumberingRecord> tok_htopo_;
};

HcalLutAnalyzer::HcalLutAnalyzer(const edm::ParameterSet& iConfig) {
  inputDir = iConfig.getParameter<std::string>("inputDir");
  plotsDir = iConfig.getParameter<std::string>("plotsDir");
  tags_ = iConfig.getParameter<std::vector<std::string> >("tags");
  quality_ = iConfig.getParameter<std::vector<std::string> >("quality");
  pedestals_ = iConfig.getParameter<std::vector<std::string> >("pedestals");
  effpedestals_ = iConfig.getParameter<std::vector<std::string> >("effpedestals");
  gains_ = iConfig.getParameter<std::vector<std::string> >("gains");
  respcorrs_ = iConfig.getParameter<std::vector<std::string> >("respcorrs");

  Zmin = iConfig.getParameter<double>("Zmin");
  Zmax = iConfig.getParameter<double>("Zmax");
  Ymin = iConfig.getParameter<double>("Ymin");
  Ymax = iConfig.getParameter<double>("Ymax");
  Pmin = iConfig.getParameter<double>("Pmin");
  Pmax = iConfig.getParameter<double>("Pmax");

  tok_htopo_ = esConsumes<HcalTopology, HcalRecNumberingRecord>();
}

void HcalLutAnalyzer::analyze(const edm::Event&, const edm::EventSetup& iSetup) {
  using namespace std;

  const HcalTopology* topology = &iSetup.getData(tok_htopo_);

  typedef std::vector<std::string> vstring;
  typedef std::map<unsigned long int, float> LUTINPUT;

  static const int NVAR = 6;  //variables
  static const int NDET = 2;  //detectors
  static const int NDEP = 7;  //depths
  static const int NLEV = 3;  //old,new,ratio

  const bool doRatio[NVAR] = {false, true, true, false, true, false};
  const char* titleVar[NVAR] = {"Pedestals", "RespCorrs", "Gains", "Threshold", "LUTs", "EffPedestals"};
  const char* titleHisR[NLEV] = {"Old", "New", "Ratio"};
  const char* titleHisD[NLEV] = {"Old", "New", "Difference"};
  const char* titleDet[4] = {"HBHE", "HF", "HEP17", "HO"};
  const int DEP[NDET] = {7, 4};
  const char* titleDep[NDEP] = {"depth1", "depth2", "depth3", "depth4", "depth5", "depth6", "depth7"};

  TH2D* r[NVAR][NDET];
  TProfile* p[NVAR][NDET];

  TH2D* h[NVAR][NLEV][NDET][NDEP];
  TH2D* hlut[4][NLEV];
  TH2D* hslope[2];
  TH2D* houtput[4][2];

  for (int d = 0; d < 4; ++d) {
    for (int i = 0; i < 3; ++i) {
      hlut[d][i] = new TH2D(Form("Lut_%s_%s", titleDet[d], titleHisR[i]),
                            Form("Input LUT, %s", (i == 2 ? "Ratio" : tags_[i].c_str())),
                            260,
                            0,
                            260,
                            240,
                            0,
                            i == NLEV - 1 ? 3 : 2400);
      hlut[d][i]->SetMarkerColor(d == 0 ? kBlue : d == 1 ? kGreen + 2 : d == 2 ? kRed : kCyan);
      hlut[d][i]->SetXTitle("raw adc");
      hlut[d][i]->SetYTitle("lin adc");
    }
  }

  for (int d = 0; d < NDET; ++d) {
    hslope[d] = new TH2D(
        Form("GainLutScatter_%s", titleDet[d]), Form("Gain-Lutslope scatter, %s", titleDet[d]), 200, 0, 2, 200, 0, 2);
    hslope[d]->SetXTitle("Gain x RespCorr ratio");
    hslope[d]->SetYTitle("Lut ratio");

    for (int j = 0; j < NVAR; ++j) {
      double rmin = doRatio[j] ? Ymin : -4;
      double rmax = doRatio[j] ? Ymax : 4;
      r[j][d] = new TH2D(Form("r%s_%s", titleVar[j], titleDet[d]),
                         Form("%s, %s", titleVar[j], titleDet[d]),
                         83,
                         -41.5,
                         41.5,
                         250,
                         rmin,
                         rmax);
      r[j][d]->SetXTitle("iEta");
      r[j][d]->SetYTitle(doRatio[j] ? "New / Old" : "New - Old");
      p[j][d] = new TProfile(
          Form("p%s_%s", titleVar[j], titleDet[d]), Form("%s, %s", titleVar[j], titleDet[d]), 83, -41.5, 41.5);
      p[j][d]->SetXTitle("iEta");
      p[j][d]->SetYTitle(doRatio[j] ? "New / Old" : "New - Old");
      p[j][d]->SetMarkerStyle(20);
      p[j][d]->SetMarkerSize(0.9);
      p[j][d]->SetMarkerColor(kBlue);

      for (int p = 0; p < DEP[d]; ++p) {
        for (int i = 0; i < NLEV; ++i) {
          const char* titHist = doRatio[j] ? titleHisR[i] : titleHisD[i];
          h[j][i][d][p] = new TH2D(Form("h%s_%s_%s_%s", titleVar[j], titHist, titleDet[d], titleDep[p]),
                                   Form("%s, %s, %s, %s", titleVar[j], titHist, titleDet[d], titleDep[p]),
                                   83,
                                   -41.5,
                                   41.5,
                                   72,
                                   0.5,
                                   72.5);
          h[j][i][d][p]->SetXTitle("iEta");
          h[j][i][d][p]->SetYTitle("iPhi");
        }
      }
    }
  }

  for (int i = 0; i < 4; ++i) {
    int color = i == 0 ? kBlue : i == 1 ? kViolet : i == 2 ? kGreen + 2 : kRed;
    houtput[i][0] =
        new TH2D(Form("houtlut0_%d", i), Form("Output LUT, %s", tags_[0].c_str()), 2100, 0, 2100, 260, 0, 260);
    houtput[i][1] =
        new TH2D(Form("houtlut1_%d", i), Form("Output LUT, %s", tags_[1].c_str()), 2100, 0, 2100, 260, 0, 260);
    for (int j = 0; j < 2; ++j) {
      houtput[i][j]->SetMarkerColor(color);
      houtput[i][j]->SetLineColor(color);
    }
  }

  //FILL LUT INPUT DATA
  LUTINPUT lutgain[2];
  LUTINPUT lutresp[2];
  LUTINPUT lutpede[2];
  LUTINPUT luteffpede[2];

  assert(tags_.size() == 2);
  assert(gains_.size() == 2);
  assert(respcorrs_.size() == 2);
  assert(pedestals_.size() == 2);
  assert(effpedestals_.size() == 2);

  unsigned long int iraw;
  int ieta, iphi, idep;
  string det, base;
  float val1, val2, val3, val4;
  float wid1, wid2, wid3, wid4;
  char buffer[1024];

  std::vector<HcalDetId> BadChans[2];
  std::vector<HcalDetId> ZeroLuts[2];

  //Read input condition files
  for (int ii = 0; ii < 2; ++ii) {
    //Gains
    std::ifstream infile(
        edm::FileInPath(Form("%s/Gains/Gains_Run%s.txt", inputDir.c_str(), gains_[ii].c_str())).fullPath().c_str());
    assert(!infile.fail());
    while (!infile.eof()) {
      infile.getline(buffer, 1024);
      if (buffer[0] == '#')
        continue;
      std::istringstream(buffer) >> ieta >> iphi >> idep >> det >> val1 >> val2 >> val3 >> val4 >> iraw;
      if (det != "HB" && det != "HE" && det != "HF")
        continue;

      float theval = (val1 + val2 + val3 + val4) / 4.0;

      HcalSubdetector subdet = det == "HB"   ? HcalBarrel
                               : det == "HE" ? HcalEndcap
                               : det == "HF" ? HcalForward
                                             : HcalOther;

      HcalDetId id(subdet, ieta, iphi, idep);
      lutgain[ii].insert(LUTINPUT::value_type(id.rawId(), theval));
    }

    //Effective Pedestals
    std::ifstream infeffped(
        edm::FileInPath(
            Form("%s/EffectivePedestals/EffectivePedestals_Run%s.txt", inputDir.c_str(), effpedestals_[ii].c_str()))
            .fullPath()
            .c_str());
    assert(!infeffped.fail());
    while (!infeffped.eof()) {
      infeffped.getline(buffer, 1024);
      if (buffer[0] == '#')
        continue;
      std::istringstream(buffer) >> ieta >> iphi >> idep >> det >> val1 >> val2 >> val3 >> val4 >> wid1 >> wid2 >>
          wid3 >> wid4 >> iraw;
      if (det != "HB" && det != "HE" && det != "HF")
        continue;

      float theval = (val1 + val2 + val3 + val4) / 4.0;

      HcalSubdetector subdet = det == "HB"   ? HcalBarrel
                               : det == "HE" ? HcalEndcap
                               : det == "HF" ? HcalForward
                                             : HcalOther;

      HcalDetId id(subdet, ieta, iphi, idep);
      luteffpede[ii].insert(LUTINPUT::value_type(id.rawId(), theval));
    }

    //Pedestals
    std::ifstream infped(
        edm::FileInPath(Form("%s/Pedestals/Pedestals_Run%s.txt", inputDir.c_str(), pedestals_[ii].c_str()))
            .fullPath()
            .c_str());
    assert(!infped.fail());
    while (!infped.eof()) {
      infped.getline(buffer, 1024);
      if (buffer[0] == '#')
        continue;
      std::istringstream(buffer) >> ieta >> iphi >> idep >> det >> val1 >> val2 >> val3 >> val4 >> wid1 >> wid2 >>
          wid3 >> wid4 >> iraw;
      if (det != "HB" && det != "HE" && det != "HF")
        continue;

      float theval = (val1 + val2 + val3 + val4) / 4.0;

      HcalSubdetector subdet = det == "HB"   ? HcalBarrel
                               : det == "HE" ? HcalEndcap
                               : det == "HF" ? HcalForward
                                             : HcalOther;

      HcalDetId id(subdet, ieta, iphi, idep);
      lutpede[ii].insert(LUTINPUT::value_type(id.rawId(), theval));
    }

    //Response corrections
    std::ifstream inresp(
        edm::FileInPath(Form("%s/RespCorrs/RespCorrs_Run%s.txt", inputDir.c_str(), respcorrs_[ii].c_str()))
            .fullPath()
            .c_str());
    assert(!inresp.fail());
    while (!inresp.eof()) {
      inresp.getline(buffer, 1024);
      if (buffer[0] == '#')
        continue;
      std::istringstream(buffer) >> ieta >> iphi >> idep >> det >> val1 >> iraw;
      if (det != "HB" && det != "HE" && det != "HF")
        continue;

      float theval = val1;

      HcalSubdetector subdet = det == "HB"   ? HcalBarrel
                               : det == "HE" ? HcalEndcap
                               : det == "HF" ? HcalForward
                                             : HcalOther;

      HcalDetId id(subdet, ieta, iphi, idep);
      lutresp[ii].insert(LUTINPUT::value_type(id.rawId(), theval));
    }

    //ChannelQuality
    std::ifstream inchan(
        edm::FileInPath(Form("%s/ChannelQuality/ChannelQuality_Run%s.txt", inputDir.c_str(), quality_[ii].c_str()))
            .fullPath()
            .c_str());
    assert(!inchan.fail());
    while (!inchan.eof()) {
      inchan.getline(buffer, 1024);
      if (buffer[0] == '#')
        continue;
      std::istringstream(buffer) >> ieta >> iphi >> idep >> det >> base >> val1 >> iraw;

      float theval = val1;

      HcalSubdetector subdet = det == "HB"   ? HcalBarrel
                               : det == "HE" ? HcalEndcap
                               : det == "HF" ? HcalForward
                               : det == "HO" ? HcalOuter
                                             : HcalOther;

      HcalDetId id(subdet, ieta, iphi, idep);
      if (theval != 0)
        BadChans[ii].push_back(id);
    }
  }

  LutXml xmls1(edm::FileInPath(Form("%s/%s/%s.xml", inputDir.c_str(), tags_[0].c_str(), tags_[0].c_str())).fullPath());
  LutXml xmls2(edm::FileInPath(Form("%s/%s/%s.xml", inputDir.c_str(), tags_[1].c_str(), tags_[1].c_str())).fullPath());

  xmls1.create_lut_map();
  xmls2.create_lut_map();

  for (const auto& xml2 : xmls2) {
    HcalGenericDetId detid(xml2.first);

    if (detid.genericSubdet() == HcalGenericDetId::HcalGenTriggerTower) {
      HcalTrigTowerDetId tid(detid.rawId());
      if (!topology->validHT(tid))
        continue;
      const auto& lut2 = xml2.second;

      int D = abs(tid.ieta()) < 29 ? (lut2.size() == 1024 ? 0 : 3) : tid.version() == 0 ? 1 : 2;
      for (size_t i = 0; i < lut2.size(); ++i) {
        if (int(i) % 4 == D)
          houtput[D][1]->Fill(i, lut2[i]);
      }
    } else if (topology->valid(detid)) {
      HcalDetId id(detid);
      HcalSubdetector subdet = id.subdet();
      int idet = int(subdet);
      const auto& lut2 = xml2.second;
      int hbhe = idet == HcalForward ? 1 : idet == HcalOuter ? 3 : lut2.size() == 128 ? 0 : 2;
      for (size_t i = 0; i < lut2.size(); ++i) {
        hlut[hbhe][1]->Fill(i, lut2[i]);
        if (hbhe == 2)
          hlut[hbhe][1]->Fill(i, lut2[i] & 0x3FF);
      }
    }
  }

  for (const auto& xml1 : xmls1) {
    HcalGenericDetId detid(xml1.first);
    const auto& lut1 = xml1.second;

    if (detid.genericSubdet() == HcalGenericDetId::HcalGenTriggerTower) {
      HcalTrigTowerDetId tid(detid.rawId());
      if (!topology->validHT(tid))
        continue;
      int D = abs(tid.ieta()) < 29 ? (lut1.size() == 1024 ? 0 : 3) : tid.version() == 0 ? 1 : 2;
      for (size_t i = 0; i < lut1.size(); ++i) {
        if (int(i) % 4 == D)
          houtput[D][0]->Fill(i, lut1[i]);
      }
    } else if (topology->valid(detid)) {
      HcalDetId id(detid);
      HcalSubdetector subdet = id.subdet();
      int idet = int(subdet);
      const auto& lut1 = xml1.second;
      int hbhe = idet == HcalForward ? 1 : idet == HcalOuter ? 3 : lut1.size() == 128 ? 0 : 2;
      for (size_t i = 0; i < lut1.size(); ++i) {
        hlut[hbhe][0]->Fill(i, lut1[i]);
        if (hbhe == 2)
          hlut[hbhe][0]->Fill(i, lut1[i] & 0x3FF);
      }
    }

    auto xml2 = xmls2.find(detid.rawId());
    if (xml2 == xmls2.end())
      continue;

    if (detid.genericSubdet() == HcalGenericDetId::HcalGenTriggerTower)
      continue;

    HcalDetId id(detid);

    HcalSubdetector subdet = id.subdet();
    int idet = int(subdet);
    int ieta = id.ieta();
    int iphi = id.iphi();
    int idep = id.depth() - 1;
    unsigned long int iraw = id.rawId();

    if (!topology->valid(detid))
      continue;

    int hbhe = idet == HcalForward;

    const auto& lut2 = xml2->second;

    size_t size = lut1.size();
    if (size != lut2.size())
      continue;

    std::vector<unsigned int> llut1(size);
    std::vector<unsigned int> llut2(size);
    for (size_t i = 0; i < size; ++i) {
      llut1[i] = hbhe == 0 ? lut1[i] & 0x3FF : lut1[i];
      llut2[i] = hbhe == 0 ? lut2[i] & 0x3FF : lut2[i];
    }

    int threshold[2] = {0, 0};
    //Thresholds
    for (size_t i = 0; i < size; ++i) {
      if (llut1[i] > 0) {
        threshold[0] = i;
        break;
      }
      if (i == size - 1) {
        ZeroLuts[0].push_back(id);
      }
    }
    for (size_t i = 0; i < size; ++i) {
      if (llut2[i] > 0) {
        threshold[1] = i;
        break;
      }
      if (i == size - 1) {
        ZeroLuts[1].push_back(id);
      }
    }

    if (subdet != HcalBarrel && subdet != HcalEndcap && subdet != HcalForward)
      continue;

    //fill conditions

    double xfill = 0;
    h[0][0][hbhe][idep]->Fill(ieta, iphi, lutpede[0][iraw]);
    h[0][1][hbhe][idep]->Fill(ieta, iphi, lutpede[1][iraw]);
    xfill = lutpede[1][iraw] - lutpede[0][iraw];
    h[0][2][hbhe][idep]->Fill(ieta, iphi, xfill);
    r[0][hbhe]->Fill(ieta, xfill);
    p[0][hbhe]->Fill(ieta, xfill);

    h[1][0][hbhe][idep]->Fill(ieta, iphi, lutresp[0][iraw]);
    h[1][1][hbhe][idep]->Fill(ieta, iphi, lutresp[1][iraw]);
    xfill = lutresp[1][iraw] / lutresp[0][iraw];
    h[1][2][hbhe][idep]->Fill(ieta, iphi, xfill);
    r[1][hbhe]->Fill(ieta, xfill);
    p[1][hbhe]->Fill(ieta, xfill);

    h[2][0][hbhe][idep]->Fill(ieta, iphi, lutgain[0][iraw]);
    h[2][1][hbhe][idep]->Fill(ieta, iphi, lutgain[1][iraw]);
    xfill = lutgain[1][iraw] / lutgain[0][iraw];
    h[2][2][hbhe][idep]->Fill(ieta, iphi, xfill);
    r[2][hbhe]->Fill(ieta, xfill);
    p[2][hbhe]->Fill(ieta, xfill);

    h[3][0][hbhe][idep]->Fill(ieta, iphi, threshold[0]);
    h[3][1][hbhe][idep]->Fill(ieta, iphi, threshold[1]);
    xfill = threshold[1] - threshold[0];
    h[3][2][hbhe][idep]->Fill(ieta, iphi, xfill);
    r[3][hbhe]->Fill(ieta, xfill);
    p[3][hbhe]->Fill(ieta, xfill);

    h[5][0][hbhe][idep]->Fill(ieta, iphi, luteffpede[0][iraw]);
    h[5][1][hbhe][idep]->Fill(ieta, iphi, luteffpede[1][iraw]);
    xfill = luteffpede[1][iraw] - luteffpede[0][iraw];
    h[5][2][hbhe][idep]->Fill(ieta, iphi, xfill);
    r[5][hbhe]->Fill(ieta, xfill);
    p[5][hbhe]->Fill(ieta, xfill);

    size_t maxvalue = hbhe == 0 ? 1023 : 2047;

    //LutDifference
    for (size_t i = 0; i < size; ++i) {
      hlut[hbhe][2]->Fill(i, llut1[i] == 0 ? 0 : (double)llut2[i] / llut1[i]);

      if (i == size - 1 ||
          (llut1[i] == maxvalue || llut2[i] == maxvalue)) {  //Fill with only the last one before the maximum
        if (llut1[i - 1] == 0 || llut2[i - 1] == 0) {
          break;
        }
        double condratio = lutgain[1][iraw] / lutgain[0][iraw] * lutresp[1][iraw] / lutresp[0][iraw];
        xfill = (double)llut2[i - 1] / llut1[i - 1];
        hslope[hbhe]->Fill(condratio, xfill);

        h[4][0][hbhe][idep]->Fill(ieta, iphi, (double)llut1[i - 1] / (i - 1));
        h[4][1][hbhe][idep]->Fill(ieta, iphi, (double)llut2[i - 1] / (i - 1));
        h[4][2][hbhe][idep]->Fill(ieta, iphi, xfill);
        r[4][hbhe]->Fill(ieta, xfill);
        p[4][hbhe]->Fill(ieta, xfill);

        break;
      }
    }
  }

  gROOT->SetStyle("Plain");
  gStyle->SetPalette(1);
  gStyle->SetStatW(0.2);
  gStyle->SetStatH(0.1);
  gStyle->SetStatY(1.0);
  gStyle->SetStatX(0.9);
  gStyle->SetOptStat(110010);
  gStyle->SetOptFit(111111);

  //Draw and Print
  TCanvas* cc = new TCanvas("cc", "cc", 0, 0, 1600, 1200);
  cc->SetGridy();
  for (int j = 0; j < NVAR; ++j) {
    gSystem->mkdir(TString(plotsDir) + "/_" + titleVar[j]);
    for (int d = 0; d < NDET; ++d) {
      cc->Clear();
      r[j][d]->Draw("colz");
      cc->Print(TString(plotsDir) + "/_" + titleVar[j] + "/" + TString(r[j][d]->GetName()) + ".pdf");

      cc->Clear();
      p[j][d]->Draw();
      if (doRatio[j]) {
        p[j][d]->SetMinimum(Pmin);
        p[j][d]->SetMaximum(Pmax);
      }
      cc->Print(TString(plotsDir) + "/_" + titleVar[j] + "/" + TString(p[j][d]->GetName()) + ".pdf");

      for (int i = 0; i < NLEV; ++i) {
        for (int p = 0; p < DEP[d]; ++p) {
          cc->Clear();
          h[j][i][d][p]->Draw("colz");

          if (i == NLEV - 1) {
            if (doRatio[j]) {
              h[j][2][d][p]->SetMinimum(Zmin);
              h[j][2][d][p]->SetMaximum(Zmax);
            } else {
              h[j][2][d][p]->SetMinimum(-3);
              h[j][2][d][p]->SetMaximum(3);
            }
          }
          cc->Print(TString(plotsDir) + "/_" + titleVar[j] + "/" + TString(h[j][i][d][p]->GetName()) + ".pdf");
        }
      }
    }
  }

  for (int i = 0; i < NLEV; ++i) {
    cc->Clear();
    hlut[0][i]->Draw();
    hlut[1][i]->Draw("sames");
    hlut[2][i]->Draw("sames");
    hlut[3][i]->Draw("sames");
    cc->Print(TString(plotsDir) + Form("LUT_%d.gif", i));
  }
  cc->Clear();
  hslope[0]->Draw("colz");
  cc->SetGridx();
  cc->SetGridy();
  cc->Print(TString(plotsDir) + "GainLutScatterHBHE.pdf");
  cc->Clear();
  hslope[1]->Draw("colz");
  cc->SetGridx();
  cc->SetGridy();
  cc->Print(TString(plotsDir) + "GainLutScatterLutHF.pdf");

  for (int i = 0; i < 2; ++i) {
    cc->Clear();
    houtput[0][i]->Draw("box");
    houtput[1][i]->Draw("samebox");
    houtput[2][i]->Draw("samebox");
    houtput[3][i]->Draw("samebox");
    cc->Print(TString(plotsDir) + Form("OUT_%d.gif", i));
  }
}

void HcalLutAnalyzer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  desc.setUnknown();
  descriptions.addDefault(desc);
}

DEFINE_FWK_MODULE(HcalLutAnalyzer);