CMS 3D CMS Logo

Public Member Functions | Private Member Functions | Private Attributes

DTResolutionAnalysisTask Class Reference

#include <DTResolutionAnalysisTask.h>

Inheritance diagram for DTResolutionAnalysisTask:
edm::EDAnalyzer

List of all members.

Public Member Functions

void analyze (const edm::Event &event, const edm::EventSetup &setup)
void beginLuminosityBlock (edm::LuminosityBlock const &lumiSeg, edm::EventSetup const &context)
 To reset the MEs.
void beginRun (const edm::Run &, const edm::EventSetup &)
 BeginRun.
 DTResolutionAnalysisTask (const edm::ParameterSet &pset)
 Constructor.
void endJob ()
 Endjob.
virtual ~DTResolutionAnalysisTask ()
 Destructor.

Private Member Functions

void bookHistos (DTSuperLayerId slId)
void fillHistos (DTSuperLayerId slId, float distExtr, float residual)

Private Attributes

edm::ESHandle< DTGeometrydtGeom
std::map< DTSuperLayerId,
std::vector< MonitorElement * > > 
histosPerSL
int prescaleFactor
int resetCycle
DQMStoretheDbe
std::string theRecHits4DLabel
std::string topHistoFolder

Detailed Description

Definition at line 32 of file DTResolutionAnalysisTask.h.


Constructor & Destructor Documentation

DTResolutionAnalysisTask::DTResolutionAnalysisTask ( const edm::ParameterSet pset)

Constructor.

Definition at line 38 of file DTResolutionAnalysisTask.cc.

References edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), and dtDQMClient_cfg::prescaleFactor.

                                                                           {

  edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] Constructor called!" << endl;

  // the name of the 4D rec hits collection
  theRecHits4DLabel = pset.getParameter<string>("recHits4DLabel");
  
  prescaleFactor = pset.getUntrackedParameter<int>("diagnosticPrescale", 1);
  resetCycle = pset.getUntrackedParameter<int>("ResetCycle", -1);
  // top folder for the histograms in DQMStore
  topHistoFolder = pset.getUntrackedParameter<string>("topHistoFolder","DT/02-Segments");

}
DTResolutionAnalysisTask::~DTResolutionAnalysisTask ( ) [virtual]

Destructor.

Definition at line 53 of file DTResolutionAnalysisTask.cc.

                                                   {

  edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] Destructor called!" << endl;

}

Member Function Documentation

void DTResolutionAnalysisTask::analyze ( const edm::Event event,
const edm::EventSetup setup 
) [virtual]

Implements edm::EDAnalyzer.

Definition at line 111 of file DTResolutionAnalysisTask.cc.

References filterCSVwithJSON::copy, funct::cos(), edm::HandleBase::isValid(), DTWireId::layerId(), DTRecSegment2D::specificRecHits(), DTLayer::specificTopology(), DTChamber::superLayer(), DTSuperLayerId::superlayer(), DTLayerId::superlayerId(), GeomDet::toGlobal(), GeomDet::toLocal(), DTWireId::wire(), DTTopology::wirePosition(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                                                                        {

  edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] Analyze #Run: " << event.id().run()
         << " #Event: " << event.id().event() << endl;

  
  // Get the 4D segment collection from the event
  edm::Handle<DTRecSegment4DCollection> all4DSegments;
  event.getByLabel(theRecHits4DLabel, all4DSegments);

  // check the validity of the collection 
  if(!all4DSegments.isValid()) return;

  // Loop over all chambers containing a segment
  DTRecSegment4DCollection::id_iterator chamberId;
  for (chamberId = all4DSegments->id_begin();
       chamberId != all4DSegments->id_end();
       ++chamberId) {
    // Get the range for the corresponding ChamerId
    DTRecSegment4DCollection::range  range = all4DSegments->get(*chamberId);
    //     int nsegm = distance(range.first, range.second);
    //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "   Chamber: " << *chamberId << " has " << nsegm
    //<< " 4D segments" << endl;
    // Get the chamber
    const DTChamber* chamber = dtGeom->chamber(*chamberId);

    // Loop over the rechits of this ChamerId
    for (DTRecSegment4DCollection::const_iterator segment4D = range.first;
         segment4D!=range.second;
         ++segment4D) {
      //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "   == RecSegment dimension: " << (*segment4D).dimension() << endl;
      
      // If Statio != 4 skip RecHits with dimension != 4
      // For the Station 4 consider 2D RecHits
      if((*chamberId).station() != 4 && (*segment4D).dimension() != 4) {
        edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask]***Warning: RecSegment dimension is not 4 but "
               << (*segment4D).dimension() << "!" << endl;
        continue;
      } else if((*chamberId).station() == 4 && (*segment4D).dimension() != 2) {
        edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask]***Warning: RecSegment dimension is not 2 but "
               << (*segment4D).dimension() << "!" << endl;
        continue;
      }


      // Get all 1D RecHits at step 3 within the 4D segment
      vector<DTRecHit1D> recHits1D_S3;
    

      // Get 1D RecHits at Step 3 and select only events with
      // 8 hits in phi and 4 hits in theta (if any)

      if((*segment4D).hasPhi()) { // has phi component
        const DTChamberRecSegment2D* phiSeg = (*segment4D).phiSegment();
        vector<DTRecHit1D> phiRecHits = phiSeg->specificRecHits();

        if(phiRecHits.size() != 8) {
          //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] Phi segments has: " << phiRecHits.size()
          //<< " hits" << endl; // FIXME: info output
          continue;
        }
        copy(phiRecHits.begin(), phiRecHits.end(), back_inserter(recHits1D_S3));
      } else {
        //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] 4D segment has not phi component!" << endl;
      }

      if((*segment4D).hasZed()) {
        const DTSLRecSegment2D* zSeg = (*segment4D).zSegment();
        vector<DTRecHit1D> zRecHits = zSeg->specificRecHits();
        if(zRecHits.size() != 4) {
          //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] Theta segments has: " << zRecHits.size()
          //<< " hits, skipping" << endl; // FIXME: info output
          continue;
        }
        copy(zRecHits.begin(), zRecHits.end(), back_inserter(recHits1D_S3));
      }

      // Loop over 1D RecHit inside 4D segment
      for(vector<DTRecHit1D>::const_iterator recHit1D = recHits1D_S3.begin();
          recHit1D != recHits1D_S3.end();
          recHit1D++) {
        const DTWireId wireId = (*recHit1D).wireId();
        
        // Get the layer and the wire position
        const DTLayer* layer = chamber->superLayer(wireId.superlayerId())->layer(wireId.layerId());
        float wireX = layer->specificTopology().wirePosition(wireId.wire());

        // Distance of the 1D rechit from the wire
        float distRecHitToWire = fabs(wireX - (*recHit1D).localPosition().x());
        
        // Extrapolate the segment to the z of the wire
        
        // Get wire position in chamber RF
        LocalPoint wirePosInLay(wireX,(*recHit1D).localPosition().y(),(*recHit1D).localPosition().z());
        GlobalPoint wirePosGlob = layer->toGlobal(wirePosInLay);
        LocalPoint wirePosInChamber = chamber->toLocal(wirePosGlob);

        // Segment position at Wire z in chamber local frame
        LocalPoint segPosAtZWire = (*segment4D).localPosition()
          + (*segment4D).localDirection()*wirePosInChamber.z()/cos((*segment4D).localDirection().theta());
        
        // Compute the distance of the segment from the wire
        int sl = wireId.superlayer();
  
        double distSegmToWire = -1;     
        if(sl == 1 || sl == 3) {
          // RPhi SL
          distSegmToWire = fabs(wirePosInChamber.x() - segPosAtZWire.x());
        } else if(sl == 2) {
          // RZ SL
          distSegmToWire = fabs(wirePosInChamber.y() - segPosAtZWire.y());
        }

        if(distSegmToWire > 2.1)
          edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "  Warning: dist segment-wire: " << distSegmToWire << endl;

        double residual = distRecHitToWire - distSegmToWire;
        // FIXME: Fill the histos
        fillHistos(wireId.superlayerId(), distSegmToWire, residual);
        
        //      edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "     Dist. segment extrapolation - wire (cm): " << distSegmToWire << endl;
        //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "     Dist. RecHit - wire (cm): " << distRecHitToWire << endl;
        //edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "     Residual (cm): " << residual << endl;
        
                          
      }// End of loop over 1D RecHit inside 4D segment
    }// End of loop over the rechits of this ChamerId
  }
  // -----------------------------------------------------------------------------
}
void DTResolutionAnalysisTask::beginLuminosityBlock ( edm::LuminosityBlock const &  lumiSeg,
edm::EventSetup const &  context 
) [virtual]

To reset the MEs.

Reimplemented from edm::EDAnalyzer.

Definition at line 85 of file DTResolutionAnalysisTask.cc.

References trackerHits::histo, i, edm::LuminosityBlockBase::id(), edm::LuminosityBlockID::luminosityBlock(), and findQualityFiles::size.

                                                                               {

  edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionTask]: Begin of LS transition"<<endl;
  
  if(resetCycle != -1 && lumiSeg.id().luminosityBlock() % resetCycle == 0) {
    for(map<DTSuperLayerId, vector<MonitorElement*> > ::const_iterator histo = histosPerSL.begin();
        histo != histosPerSL.end();
        histo++) {
      int size = (*histo).second.size();
      for(int i=0; i<size; i++){
        (*histo).second[i]->Reset();
      }
    }
  }
}
void DTResolutionAnalysisTask::beginRun ( const edm::Run run,
const edm::EventSetup setup 
) [virtual]

BeginRun.

Reimplemented from edm::EDAnalyzer.

Definition at line 59 of file DTResolutionAnalysisTask.cc.

References bookHistos(), chambers, edm::EventSetup::get(), cmsCodeRules::cppFunctionSkipper::operator, and DTChamberId::station().

                                                                               {

  // Get the DQM needed services
  theDbe = edm::Service<DQMStore>().operator->();
  //   theDbe->setCurrentFolder("DT/02-Segments");

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

  // Book the histograms
  vector<DTChamber*> chambers = dtGeom->chambers();
  for(vector<DTChamber*>::const_iterator chamber = chambers.begin();
      chamber != chambers.end(); ++chamber) {  // Loop over all chambers
    DTChamberId dtChId = (*chamber)->id();
    for(int sl = 1; sl <= 3; ++sl) { // Loop over SLs
      if(dtChId.station() == 4 && sl == 2) continue;
      const  DTSuperLayerId dtSLId(dtChId,sl);
      bookHistos(dtSLId);
    }
  }

}
void DTResolutionAnalysisTask::bookHistos ( DTSuperLayerId  slId) [private]

Definition at line 244 of file DTResolutionAnalysisTask.cc.

References mergeVDriftHistosByStation::histos, DTChamberId::sector(), relativeConstraints::station, DTChamberId::station(), DTSuperLayerId::superlayer(), and DTChamberId::wheel().

                                                             {
  
  edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "   Booking histos for SL: " << slId << endl;

  // Compose the chamber name
  stringstream wheel; wheel << slId.wheel();    
  stringstream station; station << slId.station();      
  stringstream sector; sector << slId.sector(); 
  stringstream superLayer; superLayer << slId.superlayer();     

  
  string slHistoName =
    "_W" + wheel.str() +
    "_St" + station.str() +
    "_Sec" + sector.str() +
    "_SL" + superLayer.str();
  
  theDbe->setCurrentFolder(topHistoFolder + "/Wheel" + wheel.str() +
                           "/Sector" + sector.str() +
                           "/Station" + station.str());
  // Create the monitor elements
  vector<MonitorElement *> histos;
  // Note hte order matters
  histos.push_back(theDbe->book1D("hResDist"+slHistoName,
                                  "Residuals on the distance from wire (rec_hit - segm_extr) (cm)",
                                  200, -0.4, 0.4));
  //FIXME: 2D plot removed to reduce the # of ME
//   histos.push_back(theDbe->book2D("hResDistVsDist"+slHistoName,
//                                "Residuals on the distance (cm) from wire (rec_hit - segm_extr) vs distance  (cm)",
//                                100, 0, 2.5, 200, -0.4, 0.4));
  histosPerSL[slId] = histos;
}
void DTResolutionAnalysisTask::endJob ( void  ) [virtual]

Endjob.

Reimplemented from edm::EDAnalyzer.

Definition at line 103 of file DTResolutionAnalysisTask.cc.

                                     {

 edm::LogVerbatim ("DTDQM|DTMonitorModule|DTResolutionAnalysisTask") << "[DTResolutionAnalysisTask] endjob called!"<<endl;

}
void DTResolutionAnalysisTask::fillHistos ( DTSuperLayerId  slId,
float  distExtr,
float  residual 
) [private]

Definition at line 279 of file DTResolutionAnalysisTask.cc.

References mergeVDriftHistosByStation::histos.

                                                      {
  vector<MonitorElement *> histos =  histosPerSL[slId];                          
  histos[0]->Fill(residual);
  //FIXME: 2D plot removed to reduce the # of ME
  //   histos[1]->Fill(distExtr, residual); 

}

Member Data Documentation

Definition at line 58 of file DTResolutionAnalysisTask.h.

Definition at line 73 of file DTResolutionAnalysisTask.h.

Definition at line 60 of file DTResolutionAnalysisTask.h.

Definition at line 61 of file DTResolutionAnalysisTask.h.

Definition at line 56 of file DTResolutionAnalysisTask.h.

Definition at line 64 of file DTResolutionAnalysisTask.h.

Definition at line 76 of file DTResolutionAnalysisTask.h.