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00001 /*
00002  * \file EcalDigisValidation.cc
00003  *
00004  * $Date: 2010/01/04 15:10:59 $
00005  * $Revision: 1.30 $
00006  * \author F. Cossutti
00007  *
00008 */
00009 
00010 #include <Validation/EcalDigis/interface/EcalDigisValidation.h>
00011 #include <DataFormats/EcalDetId/interface/EBDetId.h>
00012 #include <DataFormats/EcalDetId/interface/EEDetId.h>
00013 #include <DataFormats/EcalDetId/interface/ESDetId.h>
00014 #include "CalibCalorimetry/EcalTrivialCondModules/interface/EcalTrivialConditionRetriever.h"
00015 #include "DQMServices/Core/interface/DQMStore.h"
00016 
00017 using namespace cms;
00018 using namespace edm;
00019 using namespace std;
00020 
00021 EcalDigisValidation::EcalDigisValidation(const ParameterSet& ps):
00022   HepMCLabel(ps.getParameter<std::string>("moduleLabelMC")),
00023   g4InfoLabel(ps.getParameter<std::string>("moduleLabelG4")),
00024   EBdigiCollection_(ps.getParameter<edm::InputTag>("EBdigiCollection")),
00025   EEdigiCollection_(ps.getParameter<edm::InputTag>("EEdigiCollection")),
00026   ESdigiCollection_(ps.getParameter<edm::InputTag>("ESdigiCollection")){
00027 
00028  
00029   // DQM ROOT output
00030   outputFile_ = ps.getUntrackedParameter<string>("outputFile", "");
00031  
00032   if ( outputFile_.size() != 0 ) {
00033     LogInfo("OutputInfo") << " Ecal Digi Task histograms will be saved to '" << outputFile_.c_str() << "'";
00034   } else {
00035     LogInfo("OutputInfo") << " Ecal Digi Task histograms will NOT be saved";
00036   }
00037  
00038   // verbosity switch
00039   verbose_ = ps.getUntrackedParameter<bool>("verbose", false);
00040                                                                                                                                            
00041   dbe_ = 0;
00042                                                                                                                                           
00043   // get hold of back-end interface
00044   dbe_ = Service<DQMStore>().operator->();
00045                                                                                                                                           
00046   if ( dbe_ ) {
00047     if ( verbose_ ) {
00048       dbe_->setVerbose(1);
00049     } else {
00050       dbe_->setVerbose(0);
00051     }
00052   }
00053                                                                                                                                           
00054   if ( dbe_ ) {
00055     if ( verbose_ ) dbe_->showDirStructure();
00056   }
00057 
00058   gainConv_[1] = 1.;
00059   gainConv_[2] = 2.;
00060   gainConv_[3] = 12.;
00061   gainConv_[0] = 12.;   // saturated channels
00062   barrelADCtoGeV_ = 0.035;
00063   endcapADCtoGeV_ = 0.06;
00064  
00065   meGunEnergy_ = 0;
00066   meGunEta_ = 0;   
00067   meGunPhi_ = 0;   
00068 
00069   meEBDigiSimRatio_ = 0;
00070   meEEDigiSimRatio_ = 0;
00071 
00072   meEBDigiSimRatiogt10ADC_ = 0;
00073   meEEDigiSimRatiogt20ADC_ = 0;
00074 
00075   meEBDigiSimRatiogt100ADC_ = 0;
00076   meEEDigiSimRatiogt100ADC_ = 0;
00077 
00078   Char_t histo[200];
00079  
00080   
00081   if ( dbe_ ) {
00082     dbe_->setCurrentFolder("EcalDigisV/EcalDigiTask");
00083   
00084     sprintf (histo, "EcalDigiTask Gun Momentum" ) ;
00085     meGunEnergy_ = dbe_->book1D(histo, histo, 100, 0., 1000.);
00086   
00087     sprintf (histo, "EcalDigiTask Gun Eta" ) ;
00088     meGunEta_ = dbe_->book1D(histo, histo, 700, -3.5, 3.5);
00089   
00090     sprintf (histo, "EcalDigiTask Gun Phi" ) ;
00091     meGunPhi_ = dbe_->book1D(histo, histo, 360, 0., 360.);
00092 
00093     sprintf (histo, "EcalDigiTask Barrel maximum Digi over Sim ratio" ) ;
00094     meEBDigiSimRatio_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00095 
00096     sprintf (histo, "EcalDigiTask Endcap maximum Digi over Sim ratio" ) ;
00097     meEEDigiSimRatio_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00098 
00099     sprintf (histo, "EcalDigiTask Barrel maximum Digi over Sim ratio gt 10 ADC" ) ;
00100     meEBDigiSimRatiogt10ADC_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00101 
00102     sprintf (histo, "EcalDigiTask Endcap maximum Digi over Sim ratio gt 20 ADC" ) ;
00103     meEEDigiSimRatiogt20ADC_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00104 
00105     sprintf (histo, "EcalDigiTask Barrel maximum Digi over Sim ratio gt 100 ADC" ) ;
00106     meEBDigiSimRatiogt100ADC_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00107 
00108     sprintf (histo, "EcalDigiTask Endcap maximum Digi over Sim ratio gt 100 ADC" ) ;
00109     meEEDigiSimRatiogt100ADC_ = dbe_->book1D(histo, histo, 100, 0., 2.) ;
00110 
00111   }
00112  
00113 }
00114 
00115 EcalDigisValidation::~EcalDigisValidation(){
00116  
00117   if ( outputFile_.size() != 0 && dbe_ ) dbe_->save(outputFile_);
00118 
00119 }
00120 
00121 void EcalDigisValidation::beginRun(Run const &, EventSetup const & c){
00122 
00123   checkCalibrations(c);
00124 
00125 }
00126 
00127 void EcalDigisValidation::endJob(){
00128 
00129 }
00130 
00131 void EcalDigisValidation::analyze(Event const & e, EventSetup const & c){
00132 
00133   LogInfo("EventInfo") << " Run = " << e.id().run() << " Event = " << e.id().event();
00134 
00135   vector<SimTrack> theSimTracks;
00136   vector<SimVertex> theSimVertexes;
00137 
00138   Handle<HepMCProduct> MCEvt;
00139   Handle<SimTrackContainer> SimTk;
00140   Handle<SimVertexContainer> SimVtx;
00141   Handle<CrossingFrame<PCaloHit> > crossingFrame;
00142   Handle<EBDigiCollection> EcalDigiEB;
00143   Handle<EEDigiCollection> EcalDigiEE;
00144   Handle<ESDigiCollection> EcalDigiES;
00145   
00146   bool skipMC = false;
00147   e.getByLabel(HepMCLabel, MCEvt);
00148   if (!MCEvt.isValid()) { skipMC = true; }
00149   e.getByLabel(g4InfoLabel,SimTk);
00150   e.getByLabel(g4InfoLabel,SimVtx);
00151 
00152   const EBDigiCollection* EBdigis =0;
00153   const EEDigiCollection* EEdigis =0;
00154   const ESDigiCollection* ESdigis =0;
00155 
00156   bool isBarrel = true;
00157   e.getByLabel( EBdigiCollection_, EcalDigiEB );
00158   if (EcalDigiEB.isValid()) {
00159     EBdigis = EcalDigiEB.product();
00160     LogDebug("DigiInfo") << "total # EBdigis: " << EBdigis->size() ;
00161     if ( EBdigis->size() == 0 ) isBarrel = false;
00162   } else {
00163     isBarrel = false; 
00164   }
00165   
00166   bool isEndcap = true;
00167   e.getByLabel( EEdigiCollection_, EcalDigiEE );
00168   if (EcalDigiEE.isValid()) {  
00169     EEdigis = EcalDigiEE.product();
00170     LogDebug("DigiInfo") << "total # EEdigis: " << EEdigis->size() ;
00171     if ( EEdigis->size() == 0 ) isEndcap = false;
00172   } else {
00173     isEndcap = false; 
00174   }
00175   
00176   bool isPreshower = true;
00177   e.getByLabel( ESdigiCollection_, EcalDigiES );
00178   if (EcalDigiES.isValid()) {
00179     ESdigis = EcalDigiES.product();
00180     LogDebug("DigiInfo") << "total # ESdigis: " << ESdigis->size() ;
00181     if ( ESdigis->size() == 0 ) isPreshower = false;
00182   } else { 
00183     isPreshower = false; 
00184   }
00185 
00186   theSimTracks.insert(theSimTracks.end(),SimTk->begin(),SimTk->end());
00187   theSimVertexes.insert(theSimVertexes.end(),SimVtx->begin(),SimVtx->end());
00188 
00189   if ( ! skipMC ) {
00190     double theGunEnergy = 0.;
00191     for ( HepMC::GenEvent::particle_const_iterator p = MCEvt->GetEvent()->particles_begin();
00192           p != MCEvt->GetEvent()->particles_end(); ++p ) {
00193       
00194       theGunEnergy = (*p)->momentum().e();
00195       double htheta = (*p)->momentum().theta();
00196       double heta = -log(tan(htheta * 0.5));
00197       double hphi = (*p)->momentum().phi();
00198       hphi = (hphi>=0) ? hphi : hphi+2*M_PI;
00199       hphi = hphi / M_PI * 180.;
00200       LogDebug("EventInfo") << "Particle gun type form MC = " << abs((*p)->pdg_id()) << "\n" << "Energy = "<< (*p)->momentum().e() << " Eta = " << heta << " Phi = " << hphi;
00201       
00202       if (meGunEnergy_) meGunEnergy_->Fill(theGunEnergy);
00203       if (meGunEta_) meGunEta_->Fill(heta);
00204       if (meGunPhi_) meGunPhi_->Fill(hphi);
00205       
00206     }
00207   }
00208   
00209   int nvtx = 0;
00210   for (vector<SimVertex>::iterator isimvtx = theSimVertexes.begin();
00211        isimvtx != theSimVertexes.end(); ++isimvtx){
00212     LogDebug("EventInfo") <<" Vertex index = " << nvtx << " event Id = " << isimvtx->eventId().rawId() << "\n" << " vertex dump: " << *isimvtx ;
00213     ++nvtx;
00214   }
00215   
00216   int ntrk = 0;
00217   for (vector<SimTrack>::iterator isimtrk = theSimTracks.begin();
00218        isimtrk != theSimTracks.end(); ++isimtrk){
00219     LogDebug("EventInfo") <<" Track index = " << ntrk << " track Id = " << isimtrk->trackId() << " event Id = " << isimtrk->eventId().rawId() << "\n" << " track dump: " << *isimtrk ; 
00220     ++ntrk;
00221   }
00222   
00223   // BARREL
00224 
00225   // loop over simHits
00226 
00227   if ( isBarrel ) {
00228 
00229     const std::string barrelHitsName(g4InfoLabel+"EcalHitsEB");
00230     e.getByLabel("mix",barrelHitsName,crossingFrame);
00231     std::auto_ptr<MixCollection<PCaloHit> > 
00232       barrelHits (new MixCollection<PCaloHit>(crossingFrame.product ()));
00233     
00234     MapType ebSimMap;
00235     
00236     for (MixCollection<PCaloHit>::MixItr hitItr = barrelHits->begin () ;
00237          hitItr != barrelHits->end () ;
00238          ++hitItr) {
00239       
00240       EBDetId ebid = EBDetId(hitItr->id()) ;
00241       
00242       LogDebug("HitInfo") 
00243         << " CaloHit "  << hitItr->getName() << "\n" 
00244         << " DetID = "  << hitItr->id()<< " EBDetId = " << ebid.ieta() << " " << ebid.iphi() << "\n"    
00245         << " Time = "   << hitItr->time() << " Event id. = " << hitItr->eventId().rawId() << "\n"
00246         << " Track Id = " << hitItr->geantTrackId() << "\n"
00247         << " Energy = " << hitItr->energy();
00248 
00249       uint32_t crystid = ebid.rawId();
00250       ebSimMap[crystid] += hitItr->energy();
00251       
00252     }
00253     
00254     // loop over Digis
00255     
00256     const EBDigiCollection * barrelDigi = EcalDigiEB.product () ;
00257     
00258     std::vector<double> ebAnalogSignal ;
00259     std::vector<double> ebADCCounts ;
00260     std::vector<double> ebADCGains ;
00261     ebAnalogSignal.reserve(EBDataFrame::MAXSAMPLES);
00262     ebADCCounts.reserve(EBDataFrame::MAXSAMPLES);
00263     ebADCGains.reserve(EBDataFrame::MAXSAMPLES);
00264     
00265     for (unsigned int digis=0; digis<EcalDigiEB->size(); ++digis) {
00266       
00267       EBDataFrame ebdf=(*barrelDigi)[digis];
00268       int nrSamples=ebdf.size();
00269       
00270       EBDetId ebid = ebdf.id () ;
00271       
00272       double Emax = 0. ;
00273       int Pmax = 0 ;
00274       double pedestalPreSample = 0.;
00275       double pedestalPreSampleAnalog = 0.;
00276       
00277       for (int sample = 0 ; sample < nrSamples; ++sample) {
00278         ebAnalogSignal[sample] = 0.;
00279         ebADCCounts[sample] = 0.;
00280         ebADCGains[sample] = -1.;
00281       }
00282       
00283       for (int sample = 0 ; sample < nrSamples; ++sample) {
00284         
00285         EcalMGPASample mySample = ebdf[sample];
00286         
00287         ebADCCounts[sample] = (mySample.adc()) ;
00288         ebADCGains[sample]  = (mySample.gainId()) ;
00289         ebAnalogSignal[sample] = (ebADCCounts[sample]*gainConv_[(int)ebADCGains[sample]]*barrelADCtoGeV_);
00290         if (Emax < ebAnalogSignal[sample] ) {
00291           Emax = ebAnalogSignal[sample] ;
00292           Pmax = sample ;
00293         }
00294         if ( sample < 3 ) {
00295           pedestalPreSample += ebADCCounts[sample] ;
00296           pedestalPreSampleAnalog += ebADCCounts[sample]*gainConv_[(int)ebADCGains[sample]]*barrelADCtoGeV_ ;
00297         }
00298         LogDebug("DigiInfo") << "EB sample " << sample << " ADC counts = " << ebADCCounts[sample] << " Gain Id = " << ebADCGains[sample] << " Analog eq = " << ebAnalogSignal[sample];
00299       }
00300       
00301       pedestalPreSample /= 3. ; 
00302       pedestalPreSampleAnalog /= 3. ; 
00303       double Erec = Emax - pedestalPreSampleAnalog*gainConv_[(int)ebADCGains[Pmax]];
00304       
00305       if ( ebSimMap[ebid.rawId()] != 0. ) {
00306         LogDebug("DigiInfo") << " Digi / Hit = " << Erec << " / " << ebSimMap[ebid.rawId()] << " gainConv " << gainConv_[(int)ebADCGains[Pmax]];
00307         if ( meEBDigiSimRatio_ ) meEBDigiSimRatio_->Fill( Erec/ebSimMap[ebid.rawId()] ) ; 
00308         if ( Erec > 10.*barrelADCtoGeV_  && meEBDigiSimRatiogt10ADC_  ) meEBDigiSimRatiogt10ADC_->Fill( Erec/ebSimMap[ebid.rawId()] );
00309         if ( Erec > 100.*barrelADCtoGeV_  && meEBDigiSimRatiogt100ADC_  ) meEBDigiSimRatiogt100ADC_->Fill( Erec/ebSimMap[ebid.rawId()] );
00310         
00311       }
00312       
00313     } 
00314     
00315   }
00316   
00317   // ENDCAP
00318 
00319   // loop over simHits
00320 
00321   if ( isEndcap ) {
00322 
00323     const std::string endcapHitsName(g4InfoLabel+"EcalHitsEE");
00324     e.getByLabel("mix",endcapHitsName,crossingFrame);
00325     std::auto_ptr<MixCollection<PCaloHit> > 
00326       endcapHits (new MixCollection<PCaloHit>(crossingFrame.product ()));
00327 
00328     MapType eeSimMap;
00329     
00330     for (MixCollection<PCaloHit>::MixItr hitItr = endcapHits->begin () ;
00331          hitItr != endcapHits->end () ;
00332          ++hitItr) {
00333       
00334       EEDetId eeid = EEDetId(hitItr->id()) ;
00335       
00336       LogDebug("HitInfo") 
00337         << " CaloHit " << hitItr->getName() << "\n" 
00338         << " DetID = "<<hitItr->id()<< " EEDetId side = " << eeid.zside() << " = " << eeid.ix() << " " << eeid.iy() << "\n"
00339         << " Time = " << hitItr->time() << " Event id. = " << hitItr->eventId().rawId() << "\n"
00340         << " Track Id = " << hitItr->geantTrackId() << "\n"
00341         << " Energy = " << hitItr->energy();
00342       
00343       uint32_t crystid = eeid.rawId();
00344       eeSimMap[crystid] += hitItr->energy();
00345 
00346     }
00347     
00348     // loop over Digis
00349     
00350     const EEDigiCollection * endcapDigi = EcalDigiEE.product () ;
00351     
00352     std::vector<double> eeAnalogSignal ;
00353     std::vector<double> eeADCCounts ;
00354     std::vector<double> eeADCGains ;
00355     eeAnalogSignal.reserve(EEDataFrame::MAXSAMPLES);
00356     eeADCCounts.reserve(EEDataFrame::MAXSAMPLES);
00357     eeADCGains.reserve(EEDataFrame::MAXSAMPLES);
00358     
00359     for (unsigned int digis=0; digis<EcalDigiEE->size(); ++digis) {
00360       
00361       EEDataFrame eedf=(*endcapDigi)[digis];
00362       int nrSamples=eedf.size();
00363       
00364       EEDetId eeid = eedf.id () ;
00365       
00366       double Emax = 0. ;
00367       int Pmax = 0 ;
00368       double pedestalPreSample = 0.;
00369       double pedestalPreSampleAnalog = 0.;
00370       
00371       for (int sample = 0 ; sample < nrSamples; ++sample) {
00372         eeAnalogSignal[sample] = 0.;
00373         eeADCCounts[sample] = 0.;
00374         eeADCGains[sample] = -1.;
00375       }
00376       
00377       for (int sample = 0 ; sample < nrSamples; ++sample) {
00378 
00379         EcalMGPASample mySample = eedf[sample];
00380         
00381         eeADCCounts[sample] = (mySample.adc()) ;
00382         eeADCGains[sample]  = (mySample.gainId()) ;
00383         eeAnalogSignal[sample] = (eeADCCounts[sample]*gainConv_[(int)eeADCGains[sample]]*endcapADCtoGeV_);
00384         if (Emax < eeAnalogSignal[sample] ) {
00385           Emax = eeAnalogSignal[sample] ;
00386           Pmax = sample ;
00387         }
00388         if ( sample < 3 ) {
00389           pedestalPreSample += eeADCCounts[sample] ;
00390           pedestalPreSampleAnalog += eeADCCounts[sample]*gainConv_[(int)eeADCGains[sample]]*endcapADCtoGeV_ ;
00391         }
00392         LogDebug("DigiInfo") << "EE sample " << sample << " ADC counts = " << eeADCCounts[sample] << " Gain Id = " << eeADCGains[sample] << " Analog eq = " << eeAnalogSignal[sample];
00393       }
00394       pedestalPreSample /= 3. ; 
00395       pedestalPreSampleAnalog /= 3. ; 
00396       double Erec = Emax - pedestalPreSampleAnalog*gainConv_[(int)eeADCGains[Pmax]];
00397       
00398       if (eeSimMap[eeid.rawId()] != 0. ) {
00399         LogDebug("DigiInfo") << " Digi / Hit = " << Erec << " / " << eeSimMap[eeid.rawId()] << " gainConv " << gainConv_[(int)eeADCGains[Pmax]];
00400         if ( meEEDigiSimRatio_) meEEDigiSimRatio_->Fill( Erec/eeSimMap[eeid.rawId()] ) ; 
00401         if ( Erec > 20.*endcapADCtoGeV_  && meEEDigiSimRatiogt20ADC_  ) meEEDigiSimRatiogt20ADC_->Fill( Erec/eeSimMap[eeid.rawId()] );
00402         if ( Erec > 100.*endcapADCtoGeV_  && meEEDigiSimRatiogt100ADC_  ) meEEDigiSimRatiogt100ADC_->Fill( Erec/eeSimMap[eeid.rawId()] );
00403       }
00404       
00405     } 
00406     
00407   }
00408 
00409   if ( isPreshower) {
00410 
00411     const std::string preshowerHitsName(g4InfoLabel+"EcalHitsES");
00412     e.getByLabel("mix",preshowerHitsName,crossingFrame);
00413     std::auto_ptr<MixCollection<PCaloHit> > 
00414       preshowerHits (new MixCollection<PCaloHit>(crossingFrame.product ()));
00415     
00416     for (MixCollection<PCaloHit>::MixItr hitItr = preshowerHits->begin () ;
00417          hitItr != preshowerHits->end () ;
00418          ++hitItr) {
00419       
00420       ESDetId esid = ESDetId(hitItr->id()) ;
00421       
00422       LogDebug("HitInfo") 
00423         << " CaloHit " << hitItr->getName() << "\n" 
00424         << " DetID = " << hitItr->id()<< "ESDetId: z side " << esid.zside() << "  plane " << esid.plane() << esid.six() << ',' << esid.siy() << ':' << esid.strip() << "\n"
00425         << " Time = "  << hitItr->time() << " Event id. = " << hitItr->eventId().rawId() << "\n"
00426         << " Track Id = " << hitItr->geantTrackId() << "\n"
00427         << " Energy = "   << hitItr->energy();
00428 
00429     }
00430     
00431   }
00432   
00433 }                                                                                       
00434 
00435 void  EcalDigisValidation::checkCalibrations(edm::EventSetup const & eventSetup) 
00436 {
00437 
00438   // ADC -> GeV Scale
00439   edm::ESHandle<EcalADCToGeVConstant> pAgc;
00440   eventSetup.get<EcalADCToGeVConstantRcd>().get(pAgc);
00441   const EcalADCToGeVConstant* agc = pAgc.product();
00442   
00443   EcalMGPAGainRatio * defaultRatios = new EcalMGPAGainRatio();
00444 
00445   gainConv_[1] = 1.;
00446   gainConv_[2] = defaultRatios->gain12Over6() ;
00447   gainConv_[3] = gainConv_[2]*(defaultRatios->gain6Over1()) ;
00448   gainConv_[0] = gainConv_[2]*(defaultRatios->gain6Over1()) ;  // saturated channels
00449 
00450   LogDebug("EcalDigi") << " Gains conversions: " << "\n" << " g1 = " << gainConv_[1] << "\n" << " g2 = " << gainConv_[2] << "\n" << " g3 = " << gainConv_[3];
00451   LogDebug("EcalDigi") << " Gains conversions: " << "\n" << " saturation = " << gainConv_[0];
00452 
00453   delete defaultRatios;
00454 
00455   const double barrelADCtoGeV_  = agc->getEBValue();
00456   LogDebug("EcalDigi") << " Barrel GeV/ADC = " << barrelADCtoGeV_;
00457   const double endcapADCtoGeV_ = agc->getEEValue();
00458   LogDebug("EcalDigi") << " Endcap GeV/ADC = " << endcapADCtoGeV_;
00459 
00460 }