MuonDTDigis.cc

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#include "MuonDTDigis.h"

#include <iostream>
#include <string>

#include "TFile.h"

#include "SimMuon/DTDigitizer/test/Histograms.h"

using namespace edm;
using namespace std;

MuonDTDigis::MuonDTDigis(const ParameterSet& pset){
  
  // ---------------------- 
  // Get the debug parameter for verbose output
  verbose_ = pset.getUntrackedParameter<bool>("verbose",false);

  // the name of the Digi collection
  SimHitLabel = pset.getUntrackedParameter<string>("SimHitLabel");  

  // the name of the Digi collection
  DigiLabel = pset.getUntrackedParameter<string>("DigiLabel");  

  // ---------------------- 
  // DQM ROOT output 
  outputFile_ =  pset.getUntrackedParameter<std::string>("outputFile", ""); 
  if ( outputFile_.size() != 0 ) {
    LogInfo("OutputInfo") << " DT Muon Digis Task histograms will be saved to '" << outputFile_.c_str() << "'";
  } else {
    LogInfo("OutputInfo") << " DT Muon Digis Task histograms will NOT be saved";
  }

  string::size_type loc = outputFile_.find( ".root", 0 );
  std::string outputFile_more_plots_;
  if( loc != string::npos ) {
    outputFile_more_plots_ = outputFile_.substr(0,loc)+"_more_plots.root";
  } else {
    outputFile_more_plots_ = " DTDigis_more_plots.root";
  }

 //    Please, uncomment next lines if you want a secong root file with additional histos
 
//  file_more_plots = new TFile(outputFile_more_plots_.c_str(),"RECREATE");
//  file_more_plots->cd();
//  if(file_more_plots->IsOpen()) cout<<"File for additional plots: " << outputFile_more_plots_ << "  open!"<<endl;
//  else cout<<"*** Error in opening file for additional plots ***"<<endl;

 hDigis_global = new hDigis("Global");
 hDigis_W0 = new hDigis("Wheel0");
 hDigis_W1 = new hDigis("Wheel1");
 hDigis_W2 = new hDigis("Wheel2");
 hAllHits = new hHits("AllHits");

// End of comment . See more in Destructor (~MuonDTDigis) method

  

  // ----------------------                 
  // get hold of back-end interface 
  dbe_ = 0;
  dbe_ = Service<DQMStore>().operator->();
  if ( dbe_ ) {
    if ( verbose_ ) {
      dbe_->setVerbose(1);
    } else {
      dbe_->setVerbose(0);
    }
  }
  if ( dbe_ ) {
    if ( verbose_ ) dbe_->showDirStructure();
  }

  // ----------------------                 
  
  meDigiTimeBox_          = 0;
  meDigiTimeBox_wheel2m_  = 0;
  meDigiTimeBox_wheel1m_  = 0;
  meDigiTimeBox_wheel0_   = 0;
  meDigiTimeBox_wheel1p_  = 0;
  meDigiTimeBox_wheel2p_  = 0;
  meDigiEfficiency_       = 0;
  meDigiEfficiencyMu_     = 0;
  meDoubleDigi_           = 0;
  meSimvsDigi_            = 0;
  meWire_DoubleDigi_      = 0;

  meMB1_sim_occup_        = 0;
  meMB1_digi_occup_       = 0;
  meMB2_sim_occup_        = 0;
  meMB2_digi_occup_       = 0;
  meMB3_sim_occup_        = 0;
  meMB3_digi_occup_       = 0;
  meMB4_sim_occup_        = 0;
  meMB4_digi_occup_       = 0;

//meDigiTimeBox_SL_       = 0;
  meDigiHisto_            = 0;


  // ----------------------                 
  // We go 
  // ---------------------- 

  Char_t histo_n[100];
  Char_t histo_t[100];

  if ( dbe_ ) {
    dbe_->setCurrentFolder("MuonDTDigisV/DTDigiValidationTask");

    sprintf (histo_n, "DigiTimeBox" );
    sprintf (histo_t, "Digi Time Box" );
    meDigiTimeBox_ = dbe_->book1D(histo_n, histo_t, 1536,0,1200);

    sprintf (histo_n, "DigiTimeBox_wheel2m" );
    sprintf (histo_t, "Digi Time Box wheel -2" );
    meDigiTimeBox_wheel2m_ = dbe_->book1D(histo_n, histo_t, 384,0,1200);

    sprintf (histo_n, "DigiTimeBox_wheel1m" );
    sprintf (histo_t, "Digi Time Box wheel -1" );
    meDigiTimeBox_wheel1m_ = dbe_->book1D(histo_n, histo_t, 384,0,1200);

    sprintf (histo_n, "DigiTimeBox_wheel0" );
    sprintf (histo_t, "Digi Time Box wheel 0" );
    meDigiTimeBox_wheel0_ = dbe_->book1D(histo_n, histo_t, 384,0,1200);

    sprintf (histo_n, "DigiTimeBox_wheel1p" );
    sprintf (histo_t, "Digi Time Box wheel 1" );
    meDigiTimeBox_wheel1p_ = dbe_->book1D(histo_n, histo_t, 384,0,1200);

    sprintf (histo_n, "DigiTimeBox_wheel2p" );
    sprintf (histo_t, "Digi Time Box wheel 2" );
    meDigiTimeBox_wheel2p_ = dbe_->book1D(histo_n, histo_t, 384,0,1200);

    sprintf (histo_n, "DigiEfficiencyMu" );
    sprintf (histo_t, "Ratio (#Digis Mu)/(#SimHits Mu)" );
    meDigiEfficiencyMu_ = dbe_->book1D(histo_n, histo_t, 100, 0., 5.);

    sprintf (histo_n, "DigiEfficiency" );
    sprintf (histo_t, "Ratio (#Digis)/(#SimHits)" );
    meDigiEfficiency_ = dbe_->book1D(histo_n, histo_t, 100, 0., 5.); 

    sprintf (histo_n, "Number_Digi_per_layer" );
    sprintf (histo_t, "Number_Digi_per_layer" );
    meDoubleDigi_ = dbe_->book1D(histo_n, histo_t, 10,0.,10.);  

    sprintf (histo_n, "Number_simhit_vs_digi" );
    sprintf (histo_t, "Number_simhit_vs_digi" );
    meSimvsDigi_ = dbe_->book2D(histo_n, histo_t, 100, 0., 140., 100, 0., 140.);

    sprintf (histo_n, "Wire_Number_with_double_Digi" );
    sprintf (histo_t, "Wire_Number_with_double_Digi" );
    meWire_DoubleDigi_ = dbe_->book1D(histo_n, histo_t, 100,0.,100.);

    sprintf (histo_n, "Simhit_occupancy_MB1" );
    sprintf (histo_t, "Simhit_occupancy_MB1" );
    meMB1_sim_occup_ = dbe_->book1D(histo_n, histo_t, 55, 0., 55. );

    sprintf (histo_n, "Digi_occupancy_MB1" );
    sprintf (histo_t, "Digi_occupancy_MB1" );
    meMB1_digi_occup_ = dbe_->book1D(histo_n, histo_t, 55, 0., 55. );

    sprintf (histo_n, "Simhit_occupancy_MB2" );
    sprintf (histo_t, "Simhit_occupancy_MB2" );
    meMB2_sim_occup_ = dbe_->book1D(histo_n, histo_t, 63, 0., 63. );

    sprintf (histo_n, "Digi_occupancy_MB2" );
    sprintf (histo_t, "Digi_occupancy_MB2" );
    meMB2_digi_occup_ = dbe_->book1D(histo_n, histo_t, 63, 0., 63. );

    sprintf (histo_n, "Simhit_occupancy_MB3" );
    sprintf (histo_t, "Simhit_occupancy_MB3" );
    meMB3_sim_occup_ = dbe_->book1D(histo_n, histo_t, 75, 0., 75. );

    sprintf (histo_n, "Digi_occupancy_MB3" );
    sprintf (histo_t, "Digi_occupancy_MB3" );
    meMB3_digi_occup_ = dbe_->book1D(histo_n, histo_t, 75, 0., 75. );

    sprintf (histo_n, "Simhit_occupancy_MB4" );
    sprintf (histo_t, "Simhit_occupancy_MB4" );
    meMB4_sim_occup_ = dbe_->book1D(histo_n, histo_t, 99, 0., 99. );

    sprintf (histo_n, "Digi_occupancy_MB4" );
    sprintf (histo_t, "Digi_occupancy_MB4" );
    meMB4_digi_occup_ = dbe_->book1D(histo_n, histo_t, 99, 0., 99. );

//    sprintf (histo_n, "" );
//    sprintf (histo_t, "" );

/*
//  Other option
    string histoTag = "DigiTimeBox_slid_";
    for ( int wheel = -2; wheel <= +2; ++wheel ) { 
      for ( int station = 1; station <= 4; ++station )  {
        for ( int superLayer = 1; superLayer <= 3; ++superLayer ) {
          string histoName = histoTag 
                           + "_W" + wheel.str() 
                           + "_St" + station.str() 
                           + "_SL" + superLayer.str(); 
  // the booking is not yet done
        }
      }
    }
*/
  // Begona's option
    char stringcham[40];
      for ( int slnum = 1; slnum < 62; ++slnum ) {
        sprintf(stringcham, "DigiTimeBox_slid_%d", slnum) ;
        meDigiHisto_ =  dbe_->book1D(stringcham, stringcham, 100,0,1200);
        meDigiTimeBox_SL_.push_back(meDigiHisto_);
      }
  }

}

MuonDTDigis::~MuonDTDigis(){

// Uncomment these next lines if you want additional plots in a second .root file
   
//  file_more_plots->cd();
 
// hDigis_global->Write();

//  hDigis_W0->Write();
//  hDigis_W1->Write();
//  hDigis_W2->Write();
//  hAllHits->Write();

//  file_more_plots->Close();

// End of comment.

  if ( outputFile_.size() != 0 && dbe_ ) dbe_->save(outputFile_); 

  if(verbose_)
    cout << "[MuonDTDigis] Destructor called" << endl;

}

//void  MuonDTDigis::endJob(void){

//}

void  MuonDTDigis::analyze(const Event & event, const EventSetup& eventSetup){

  if(verbose_)
    cout << "--- [MuonDTDigis] Analysing Event: #Run: " << event.id().run()
         << " #Event: " << event.id().event() << endl;

  // Get the DT Geometry 
  ESHandle<DTGeometry> muonGeom;
  eventSetup.get<MuonGeometryRecord>().get(muonGeom);

  // Get the Digi collection from the event
  Handle<DTDigiCollection> dtDigis;
  event.getByLabel(DigiLabel, dtDigis);
   
  // Get simhits
  Handle<PSimHitContainer> simHits; 
  event.getByLabel(SimHitLabel,"MuonDTHits",simHits);    

//   For the PSimHit part generated by G4, for the 'simevent.root' type files
//     event.getByLabel("SimG4Object","MuonDTHits",simHits);


  int num_mudigis;
  int num_musimhits;
  int num_digis;
  int num_digis_layer;
  int cham_num ;
  int wire_touched; 
  num_digis = 0;
  num_mudigis = 0;
  num_musimhits = 0;
  DTWireIdMap wireMap;     
 
  for(vector<PSimHit>::const_iterator hit = simHits->begin();
      hit != simHits->end(); hit++){    
    // Create the id of the wire, the simHits in the DT known also the wireId
     DTWireId wireId(hit->detUnitId());
 //   cout << " PSimHits wire id " << wireId << " part type " << hit->particleType() << endl;

    // Fill the map
    wireMap[wireId].push_back(&(*hit));

    LocalPoint entryP = hit->entryPoint();
    LocalPoint exitP = hit->exitPoint();
    int partType = hit->particleType();
    if ( abs(partType) == 13 ) num_musimhits++;    
  
    if ( wireId.station() == 1 && abs(partType) == 13 ) meMB1_sim_occup_->Fill(wireId.wire());
    if ( wireId.station() == 2 && abs(partType) == 13 ) meMB2_sim_occup_->Fill(wireId.wire());
    if ( wireId.station() == 3 && abs(partType) == 13 ) meMB3_sim_occup_->Fill(wireId.wire());
    if ( wireId.station() == 4 && abs(partType) == 13 ) meMB4_sim_occup_->Fill(wireId.wire());


    float path = (exitP-entryP).mag();
    float path_x = fabs((exitP-entryP).x());

    hAllHits->Fill(entryP.x(),exitP.x(),
           entryP.y(),exitP.y(),
           entryP.z(),exitP.z(),
           path , path_x, 
           partType, hit->processType(),
          hit->pabs());

  }
   
 //  cout << "num muon simhits " << num_musimhits << endl;
 
  DTDigiCollection::DigiRangeIterator detUnitIt;
  for (detUnitIt=dtDigis->begin();
       detUnitIt!=dtDigis->end();
       ++detUnitIt){
    
    const DTLayerId& id = (*detUnitIt).first;
    const DTDigiCollection::Range& range = (*detUnitIt).second;
    
    num_digis_layer = 0 ;  
    cham_num = 0 ;
    wire_touched = 0;

   // Loop over the digis of this DetUnit
    for (DTDigiCollection::const_iterator digiIt = range.first;
     digiIt!=range.second;
     ++digiIt){
  //   cout<<" Wire: "<<(*digiIt).wire()<<endl
  //  <<" digi time (ns): "<<(*digiIt).time()<<endl;
      
      num_digis++;
      num_digis_layer++;
      if (num_digis_layer > 1 )
      {
       if ( (*digiIt).wire() == wire_touched )
        {
          meWire_DoubleDigi_->Fill((*digiIt).wire());
    //      cout << "old & new wire " << wire_touched << " " << (*digiIt).wire() << endl; 
        }
      }
      wire_touched = (*digiIt).wire();   
 
      meDigiTimeBox_->Fill((*digiIt).time());
      if (id.wheel() == -2 ) meDigiTimeBox_wheel2m_->Fill((*digiIt).time());      
      if (id.wheel() == -1 ) meDigiTimeBox_wheel1m_->Fill((*digiIt).time());
      if (id.wheel() == 0 )  meDigiTimeBox_wheel0_ ->Fill((*digiIt).time());
      if (id.wheel() == 1 )  meDigiTimeBox_wheel1p_->Fill((*digiIt).time());
      if (id.wheel() == 2 )  meDigiTimeBox_wheel2p_->Fill((*digiIt).time());
  
   //   Superlayer number and fill histo with digi timebox
 
      cham_num = (id.wheel() +2)*12 + (id.station() -1)*3 + id.superlayer();
   //   cout << " Histo number " << cham_num << endl;

      meDigiTimeBox_SL_[cham_num]->Fill((*digiIt).time());

 //    cout << " size de digis " << (*digiIt).size() << endl;
      
      DTWireId wireId(id,(*digiIt).wire());
      if (wireId.station() == 1 ) meMB1_digi_occup_->Fill((*digiIt).wire());
      if (wireId.station() == 2 ) meMB2_digi_occup_->Fill((*digiIt).wire());
      if (wireId.station() == 3 ) meMB3_digi_occup_->Fill((*digiIt).wire());
      if (wireId.station() == 4 ) meMB4_digi_occup_->Fill((*digiIt).wire());

      int mu=0;
      float theta = 0;
      
      for(vector<const PSimHit*>::iterator hit = wireMap[wireId].begin();
      hit != wireMap[wireId].end(); hit++)
    if( abs((*hit)->particleType()) == 13){
      theta = atan( (*hit)->momentumAtEntry().x()/ (-(*hit)->momentumAtEntry().z()) )*180/M_PI;
    //    cout<<"momentum x: "<<(*hit)->momentumAtEntry().x()<<endl
    //        <<"momentum z: "<<(*hit)->momentumAtEntry().z()<<endl
    //        <<"atan: "<<theta<<endl;
      mu++;
    }
     
     if( mu ) num_mudigis++;  
  
     if(mu && theta){
    hDigis_global->Fill((*digiIt).time(),theta,id.superlayer());
    //filling digi histos for wheel and for RZ and RPhi
    WheelHistos(id.wheel())->Fill((*digiIt).time(),theta,id.superlayer());
      }
      
    }// for digis in layer

    meDoubleDigi_->Fill( (float)num_digis_layer );

  }// for layers

 //cout << "num_digis " << num_digis << "mu digis " << num_mudigis << endl;

  if (num_musimhits != 0) {
   meDigiEfficiencyMu_->Fill( (float)num_mudigis/(float)num_musimhits );
   meDigiEfficiency_->Fill( (float)num_digis/(float)num_musimhits );
  }
  
  meSimvsDigi_->Fill( (float)num_musimhits, (float)num_digis ) ;
 //  cout<<"--------------"<<endl;

}

hDigis* MuonDTDigis::WheelHistos(int wheel){
  switch(abs(wheel)){

  case 0: return  hDigis_W0;
  
  case 1: return  hDigis_W1;
    
  case 2: return  hDigis_W2;
     
  default: return NULL;
  }
}
#include "FWCore/PluginManager/interface/ModuleDef.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "DQMServices/Core/interface/DQMStore.h"

DEFINE_FWK_MODULE(MuonDTDigis);