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File indexing completed on 2021-10-19 10:28:05

0001 
0002 /*
0003  *  See header file for a description of this class.
0004  *
0005  *  \author A. Vilela Pereira
0006  */
0007 
0008 #include "DTVDriftMeanTimer.h"
0009 
0010 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0011 #include "FWCore/Framework/interface/ESHandle.h"
0012 #include "FWCore/Framework/interface/EventSetup.h"
0013 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0014 
0015 #include "Geometry/DTGeometry/interface/DTGeometry.h"
0016 #include "DataFormats/MuonDetId/interface/DTWireId.h"
0017 
0018 #include "CalibMuon/DTCalibration/interface/DTMeanTimerFitter.h"
0019 #include "CalibMuon/DTCalibration/interface/DTCalibDBUtils.h"
0020 
0021 #include <string>
0022 #include <vector>
0023 
0024 #include "TFile.h"
0025 #include "TString.h"
0026 
0027 using namespace std;
0028 using namespace edm;
0029 
0030 namespace dtCalibration {
0031 
0032   DTVDriftMeanTimer::DTVDriftMeanTimer(const ParameterSet& pset, edm::ConsumesCollector cc) {
0033     string rootFileName = pset.getParameter<string>("rootFileName");
0034     rootFile_ = new TFile(rootFileName.c_str(), "READ");
0035     fitter_ = new DTMeanTimerFitter(rootFile_);
0036     bool debug = pset.getUntrackedParameter<bool>("debug", false);
0037     if (debug)
0038       fitter_->setVerbosity(1);
0039   }
0040 
0041   DTVDriftMeanTimer::~DTVDriftMeanTimer() {
0042     rootFile_->Close();
0043     delete fitter_;
0044   }
0045 
0046   void DTVDriftMeanTimer::setES(const edm::EventSetup& setup) {}
0047 
0048   DTVDriftData DTVDriftMeanTimer::compute(DTSuperLayerId const& slId) {
0049     // Evaluate v_drift and sigma from the TMax histograms
0050     DTWireId wireId(slId, 0, 0);
0051     TString N = (((((TString) "TMax" + (long)wireId.wheel()) + (long)wireId.station()) + (long)wireId.sector()) +
0052                  (long)wireId.superLayer());
0053     vector<float> vDriftAndReso = fitter_->evaluateVDriftAndReso(N);
0054 
0055     // Don't write the constants for the SL if the vdrift was not computed
0056     if (vDriftAndReso.front() == -1)
0057       throw cms::Exception("DTCalibration") << "Could not compute valid vDrift value for SL " << slId << endl;
0058 
0059     return DTVDriftData(vDriftAndReso[0], vDriftAndReso[1]);
0060   }
0061 
0062 }  // namespace dtCalibration