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File indexing completed on 2021-02-14 14:33:53

0001 // -*- C++ -*-
0002 //
0003 // Package:    Validation/RecoParticleFlow
0004 // Class:      OffsetDQMPostProcessor.cc
0005 //
0006 // Original Author:  "Kenichi Hatakeyama"
0007 //
0008 
0009 #include "FWCore/Framework/interface/LuminosityBlock.h"
0010 #include "FWCore/Framework/interface/Run.h"
0011 #include "FWCore/Framework/interface/Event.h"
0012 #include "FWCore/Framework/interface/MakerMacros.h"
0013 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0014 #include "FWCore/ServiceRegistry/interface/Service.h"
0015 
0016 #include "DQMServices/Core/interface/DQMEDHarvester.h"
0017 #include "DQMServices/Core/interface/DQMStore.h"
0018 
0019 //
0020 // class decleration
0021 //
0022 
0023 class OffsetDQMPostProcessor : public DQMEDHarvester {
0024 public:
0025   explicit OffsetDQMPostProcessor(const edm::ParameterSet&);
0026   ~OffsetDQMPostProcessor() override;
0027 
0028 private:
0029   void dqmEndJob(DQMStore::IBooker&, DQMStore::IGetter&) override;
0030 
0031   std::string offsetPlotBaseName;
0032   std::string offsetDir;
0033   float offsetR;
0034   std::vector<std::string> pftypes;
0035   std::vector<std::string> offsetVariableTypes;
0036   int muHigh;
0037   int npvHigh;
0038 
0039   bool debug = false;
0040 };
0041 
0042 //
0043 // constructors and destructor
0044 //
0045 OffsetDQMPostProcessor::OffsetDQMPostProcessor(const edm::ParameterSet& iConfig) {
0046   offsetPlotBaseName = iConfig.getParameter<std::string>("offsetPlotBaseName");
0047   offsetDir = iConfig.getParameter<std::string>("offsetDir");
0048   offsetVariableTypes = iConfig.getParameter<std::vector<std::string> >("offsetVariableTypes");
0049   offsetR = iConfig.getUntrackedParameter<double>("offsetR");
0050   pftypes = iConfig.getParameter<std::vector<std::string> >("pftypes");
0051   muHigh = iConfig.getUntrackedParameter<int>("muHigh");
0052   npvHigh = iConfig.getUntrackedParameter<int>("npvHigh");
0053 };
0054 
0055 OffsetDQMPostProcessor::~OffsetDQMPostProcessor() {}
0056 
0057 // ------------ method called right after a run ends ------------
0058 void OffsetDQMPostProcessor::dqmEndJob(DQMStore::IBooker& ibook_, DQMStore::IGetter& iget_) {
0059   iget_.setCurrentFolder(offsetDir);
0060 
0061   std::string stitle;
0062   std::vector<MonitorElement*> vME;
0063   std::vector<std::string> MEStrings = iget_.getMEs();
0064   std::for_each(MEStrings.begin(), MEStrings.end(), [&](auto& s) { s.insert(0, offsetDir); });
0065 
0066   // temporary ME and root objects
0067   MonitorElement* mtmp;
0068   TProfile* hproftmp;
0069   TH1F* htmp;
0070   TH1F* hscaled;
0071 
0072   //
0073   // Offset plots vs eta
0074   //
0075   for (std::vector<std::string>::const_iterator i = offsetVariableTypes.begin(); i != offsetVariableTypes.end(); ++i) {
0076     //
0077     // getting the average value for Npv and mu
0078     //
0079     stitle = offsetDir + (*i);
0080     std::vector<std::string>::const_iterator it = std::find(MEStrings.begin(), MEStrings.end(), stitle);
0081     if (it == MEStrings.end())
0082       continue;
0083     mtmp = iget_.get(stitle);
0084     float avg = mtmp->getMean();
0085     int iavg = int(avg + 0.5);  // integer version for identifying correcping ME, in order to get the rounding correctly
0086 
0087     if (avg < 1.)
0088       avg = 1.;  // protection against this value going too low
0089 
0090     if (iavg < 0)
0091       iavg = 0;  // checking lower bound (avoid division by zero)
0092     if (*i == "npv" && iavg >= npvHigh)
0093       iavg = npvHigh - 1;  // checking upper bound
0094     else if (*i == "mu" && iavg >= muHigh)
0095       iavg = muHigh - 1;  //
0096 
0097     //
0098     // storing the value
0099     //
0100     stitle = (*i) + "_mean";
0101     MonitorElement* MEmean = ibook_.bookFloat(stitle);
0102     MEmean->Fill(avg);
0103     vME.push_back(MEmean);
0104 
0105     //
0106     // for each pf types
0107     //
0108     for (std::vector<std::string>::const_iterator j = pftypes.begin(); j != pftypes.end(); ++j) {
0109       // accessing profiles
0110       std::string str_base = *i + std::to_string(iavg);
0111       if ((*i) == "npv")
0112         stitle = offsetDir + "npvPlots/" + str_base + "/" + offsetPlotBaseName + "_" + str_base + "_" + (*j);
0113       else if ((*i) == "mu")
0114         stitle = offsetDir + "muPlots/" + str_base + "/" + offsetPlotBaseName + "_" + str_base + "_" + (*j);
0115       else
0116         return;
0117 
0118       // making scaled plot and ME
0119       mtmp = iget_.get(stitle);
0120       hproftmp = (TProfile*)mtmp->getTProfile();
0121       htmp = (TH1F*)hproftmp->ProjectionX();
0122       TAxis* xaxis = (TAxis*)htmp->GetXaxis();
0123       stitle = offsetPlotBaseName + "_" + str_base + "_" + *j;
0124       hscaled = new TH1F(stitle.c_str(), stitle.c_str(), xaxis->GetNbins(), xaxis->GetXbins()->GetArray());
0125 
0126       htmp->Scale(pow(offsetR, 2) / 2. / float(avg));             // pi*R^2 / (deltaEta*2pi) / <mu or NPV>
0127       for (int ibin = 1; ibin <= hscaled->GetNbinsX(); ibin++) {  // 1/deltaEta part
0128         hscaled->SetBinContent(ibin, htmp->GetBinContent(ibin) / htmp->GetBinWidth(ibin));
0129         hscaled->SetBinError(ibin, htmp->GetBinError(ibin) / htmp->GetBinWidth(ibin));
0130       }
0131 
0132       // storing new ME
0133       stitle = offsetPlotBaseName + "_" + *i + "_" + *j;
0134       mtmp = ibook_.book1D(stitle.c_str(), hscaled);
0135       vME.push_back(mtmp);
0136     }
0137   }
0138 
0139   //
0140   // Checks
0141   //
0142   if (debug) {
0143     for (std::vector<MonitorElement*>::const_iterator i = vME.begin(); i != vME.end(); ++i)
0144       (*i)->getTH1F()->Print();
0145   }
0146 }
0147 
0148 #include "FWCore/Framework/interface/MakerMacros.h"
0149 DEFINE_FWK_MODULE(OffsetDQMPostProcessor);