/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/DQM/DTMonitorModule/src/DTLocalTriggerSynchTask.cc

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/*
 * \file DTLocalTriggerSynchTask.cc
 * 
 * $Date: 2010/04/19 13:59:00 $
 * $Revision: 1.7 $
 * \author C. Battilana - CIEMAT
 *
*/

#include "DQM/DTMonitorModule/src/DTLocalTriggerSynchTask.h"

// Framework
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Utilities/interface/InputTag.h"

// DT trigger
#include "DataFormats/L1DTTrackFinder/interface/L1MuDTChambPhContainer.h"
#include "DataFormats/L1DTTrackFinder/interface/L1MuDTChambThContainer.h"

// Geometry
#include "DataFormats/GeometryVector/interface/Pi.h"
#include "Geometry/Records/interface/MuonGeometryRecord.h"
#include "Geometry/DTGeometry/interface/DTGeometry.h"
#include "Geometry/DTGeometry/interface/DTLayer.h"
#include "Geometry/DTGeometry/interface/DTSuperLayer.h"
#include "Geometry/DTGeometry/interface/DTTopology.h"

// tTrigs
#include "CalibMuon/DTDigiSync/interface/DTTTrigSyncFactory.h"
#include "CalibMuon/DTDigiSync/interface/DTTTrigBaseSync.h"

// DT Digi
#include <DataFormats/DTDigi/interface/DTDigi.h>
#include <DataFormats/DTDigi/interface/DTDigiCollection.h>


//Root
#include"TH1.h"
#include"TAxis.h"

#include <sstream>
#include <iostream>
#include <fstream>


using namespace edm;
using namespace std;

DTLocalTriggerSynchTask::DTLocalTriggerSynchTask(const edm::ParameterSet& ps) : nevents(0) {
  
  edm::LogVerbatim ("DTLocalTriggerSynchTask")  << "[DTLocalTriggerSynchTask]: Constructor" << endl;
  parameters = ps;

}


DTLocalTriggerSynchTask::~DTLocalTriggerSynchTask() {

  edm::LogVerbatim ("DTLocalTriggerSynchTask")  << "[DTLocalTriggerSynchTask]: analyzed " << nevents << " events" << endl;

}


void DTLocalTriggerSynchTask::beginJob(){

  edm::LogVerbatim ("DTLocalTriggerSynchTask") << "[DTLocalTriggerSynchTask]: BeginJob" << endl;

  bxTime        = parameters.getParameter<double>("bxTimeInterval");   // CB move this to static const or DB
  rangeInBX     = parameters.getParameter<bool>("rangeWithinBX");
  nBXLow        = parameters.getParameter<int>("nBXLow");
  nBXHigh       = parameters.getParameter<int>("nBXHigh");
  angleRange    = parameters.getParameter<double>("angleRange");
  minHitsPhi    = parameters.getParameter<int>("minHitsPhi");
  baseDirectory = parameters.getParameter<string>("baseDir");

  dbe = edm::Service<DQMStore>().operator->();
  dbe->setCurrentFolder(baseDir());
  dbe->bookFloat("BXTimeSpacing")->Fill(bxTime);
  
}

void DTLocalTriggerSynchTask::beginRun(const Run& run, const EventSetup& context) {

  edm::LogVerbatim ("DTLocalTriggerSynchTask") <<"[DTLocalTriggerSynchTask]: Begin Run"<<endl;

  context.get<MuonGeometryRecord>().get(muonGeom);
  tTrigSync = DTTTrigSyncFactory::get()->create(parameters.getParameter<std::string>("tTrigMode"),
                                                parameters.getParameter<edm::ParameterSet>("tTrigModeConfig"));
  tTrigSync->setES(context);


  std::vector<DTChamber*>::const_iterator chambIt  = muonGeom->chambers().begin();
  std::vector<DTChamber*>::const_iterator chambEnd = muonGeom->chambers().end();

  for (; chambIt!=chambEnd; ++chambIt) { 
    bookHistos((*chambIt)->id());
    triggerHistos[(*chambIt)->id().rawId()]["tTrig_SL1"]->Fill(tTrigSync->offset(DTWireId((*chambIt)->id(),1,1,2)));
    triggerHistos[(*chambIt)->id().rawId()]["tTrig_SL3"]->Fill(tTrigSync->offset(DTWireId((*chambIt)->id(),3,1,2)));
  } 
  
}


void DTLocalTriggerSynchTask::endJob() {

  edm::LogVerbatim ("DTLocalTriggerSynchTask")  << "[DTLocalTriggerSynchTask]: analyzed " << nevents << " events" << endl;
  dbe->rmdir(baseDir());

}


void DTLocalTriggerSynchTask::analyze(const edm::Event& event, const edm::EventSetup& context){

  nevents++;

  InputTag inputTagDCC  = parameters.getParameter<edm::InputTag>("DCCInputTag");
  InputTag inputTagDDU  = parameters.getParameter<edm::InputTag>("DDUInputTag");
  InputTag inputTagSEG  = parameters.getParameter<edm::InputTag>("SEGInputTag");

  for (int i=0;i<5;++i){
    for (int j=0;j<6;++j){
      for (int k=0;k<13;++k){
        phCodeBestDCC[j][i][k] = -1;
        phCodeBestDDU[j][i][k] = -1;
      }
    }
  }

  // Get best DCC triggers
  edm::Handle<L1MuDTChambPhContainer> l1DTTPGPh;
  event.getByLabel(inputTagDCC,l1DTTPGPh);
  vector<L1MuDTChambPhDigi>*  phTrigs = l1DTTPGPh->getContainer();
  
  vector<L1MuDTChambPhDigi>::const_iterator iph  = phTrigs->begin();
  vector<L1MuDTChambPhDigi>::const_iterator iphe = phTrigs->end();
  for(; iph !=iphe ; ++iph) {
    
    int phwheel = iph->whNum();
    int phsec   = iph->scNum() + 1; // DTTF[0-11] -> DT[1-12] Sector Numbering
    int phst    = iph->stNum();
    int phcode  = iph->code();

    if(phcode>phCodeBestDCC[phwheel+3][phst][phsec] && phcode<7) {
      phCodeBestDCC[phwheel+3][phst][phsec]=phcode; 
    }
    
  }

  // Get best DDU triggers
  Handle<DTLocalTriggerCollection> trigsDDU;
  event.getByLabel(inputTagDDU,trigsDDU);
  DTLocalTriggerCollection::DigiRangeIterator detUnitIt;

  for (detUnitIt=trigsDDU->begin();detUnitIt!=trigsDDU->end();++detUnitIt){
      
    const DTChamberId& id = (*detUnitIt).first;
    const DTLocalTriggerCollection::Range& range = (*detUnitIt).second;

    int wh = id.wheel();
    int sec = id.sector();
    int st = id.station();

    for (DTLocalTriggerCollection::const_iterator trigIt = range.first; trigIt!=range.second;++trigIt){
        
      int quality = trigIt->quality();
      
      if(quality>-1 && quality<7 &&
         quality>phCodeBestDDU[wh+3][st][sec]) {
        phCodeBestDDU[wh+3][st][sec]=quality;
      }
    }
  }
  
  //Get best segments (highest number of phi hits)
  vector<const DTRecSegment4D*> bestSegments4D;
  Handle<DTRecSegment4DCollection> segments4D;
  event.getByLabel(inputTagSEG, segments4D);
  DTRecSegment4DCollection::const_iterator track;
  DTRecSegment4DCollection::id_iterator chambIdIt;

  for (chambIdIt = segments4D->id_begin(); chambIdIt != segments4D->id_end(); ++chambIdIt){
    
    DTRecSegment4DCollection::range  range = segments4D->get(*chambIdIt);
    const DTRecSegment4D* best=0;
    int hitsBest = 0;
    int hits = 0;

    for ( track = range.first; track != range.second; ++track){
      if( (*track).hasPhi() ) {
        hits = (*track).phiSegment()->degreesOfFreedom()+2;
        if ( hits>hitsBest ){
          best = &(*track);
          hitsBest = hits;
        }
      }
    }
    if (best) {
      bestSegments4D.push_back(best);
    }
  }
    
  
  // Filling histos
  vector<const DTRecSegment4D*>::const_iterator bestSegIt  = bestSegments4D.begin();
  vector<const DTRecSegment4D*>::const_iterator bestSegEnd = bestSegments4D.end();
  for (; bestSegIt!=bestSegEnd; ++bestSegIt ){

    float dir = atan((*bestSegIt)->localDirection().x()/ (*bestSegIt)->localDirection().z())*180/Geom::pi(); // CB cerca un modo migliore x farlo
    const DTRecSegment2D* seg2D = (*bestSegIt)->phiSegment();
    int nHitsPhi = seg2D->degreesOfFreedom()+2; 
    DTChamberId chambId = (*bestSegIt)->chamberId();
    map<string, MonitorElement*> &innerME = triggerHistos[chambId.rawId()];
    
    if (fabs(dir)<angleRange && 
        nHitsPhi>=minHitsPhi && 
        seg2D->ist0Valid()){
      
      float t0seg = (*bestSegIt)->phiSegment()->t0();
      float tTrig = (tTrigSync->offset(DTWireId(chambId,1,1,2)) + tTrigSync->offset(DTWireId(chambId,3,1,2)) )/2;
      float time = tTrig+t0seg;
      float htime = rangeInBX ? time-int(time/bxTime)*bxTime : time-int(tTrig/bxTime)*bxTime;
      
      int wheel   = chambId.wheel();
      int sector  = chambId.sector();
      int station = chambId.station();
      int scsector = sector>12 ? sector==13 ? 4 : 10 : sector;

      int qualDCC = phCodeBestDCC[wheel+3][station][scsector];
      int qualDDU = phCodeBestDDU[wheel+3][station][scsector];

      if (fabs(t0seg)>0.01) {
        innerME.find("SEG_TrackCrossingTime")->second->Fill(htime);
        if ( qualDCC>=0 ) innerME.find("DCC_TrackCrossingTimeAll")->second->Fill(htime);          
        if ( qualDCC==6 ) innerME.find("DCC_TrackCrossingTimeHH")->second->Fill(htime);
        if ( qualDDU>=0 ) innerME.find("DDU_TrackCrossingTimeAll")->second->Fill(htime);          
        if ( qualDDU==6 ) innerME.find("DDU_TrackCrossingTimeHH")->second->Fill(htime);
      }

    }
  }

}

void DTLocalTriggerSynchTask::bookHistos(const DTChamberId& dtChId) {
  
  stringstream wheel; wheel << dtChId.wheel();  
  stringstream station; station << dtChId.station();    
  stringstream sector; sector << dtChId.sector();
  uint32_t chRawId = dtChId.rawId();
  
  dbe->setCurrentFolder(baseDir() + "/Wheel" + wheel.str() + "/Sector" + sector.str() + "/Station" + station.str() );
  

  string histoTag[5] = { "SEG_TrackCrossingTime", "DCC_TrackCrossingTimeAll", "DCC_TrackCrossingTimeHH", "DDU_TrackCrossingTimeAll", "DDU_TrackCrossingTimeHH" };
 
  float min = rangeInBX ?      0 : nBXLow*bxTime;
  float max = rangeInBX ? bxTime : nBXHigh*bxTime;
  int nbins = static_cast<int>(ceil( rangeInBX ? bxTime : (nBXHigh-nBXLow)*bxTime));

  for (int iHisto=0;iHisto<5;++iHisto) {
    string histoName = histoTag[iHisto] + (rangeInBX ? "InBX" : "") + "_W" + wheel.str() + "_Sec" + sector.str() + "_St" + station.str();
    edm::LogVerbatim ("DTLocalTriggerSynchTask") << "[DTLocalTriggerSynchTask]: booking " 
                                                 << baseDir() + "/Wheel" << wheel.str()
                                            << "/Sector" << sector.str()
                                            << "/Station"<< station.str() 
                                            << "/" << histoName << endl;

    triggerHistos[chRawId][histoTag[iHisto]] = dbe->book1D(histoName.c_str(),"Track time distribution",nbins,min,max);
  }

  string floatTag[2] = { "tTrig_SL1", "tTrig_SL3" };

  for (int iFloat=0;iFloat<2;++iFloat) { 
    string floatName = floatTag[iFloat] + "_W" + wheel.str() + "_Sec" + sector.str() + "_St" + station.str();
    triggerHistos[chRawId][floatTag[iFloat]] = dbe->bookFloat(floatName);
  }

}