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SiStripRegFEDSelector.cc

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#include "Calibration/HcalIsolatedTrackReco/interface/SiStripRegFEDSelector.h"
#include "CalibTracker/Records/interface/SiStripRegionCablingRcd.h"
#include "CondFormats/SiStripObjects/interface/FedChannelConnection.h"
#include "DataFormats/HLTReco/interface/TriggerFilterObjectWithRefs.h"
#include "DataFormats/HcalIsolatedTrack/interface/IsolatedPixelTrackCandidate.h"
#include "DataFormats/HcalIsolatedTrack/interface/IsolatedPixelTrackCandidateFwd.h"

SiStripRegFEDSelector::SiStripRegFEDSelector(const edm::ParameterSet& iConfig)
{
  seedLabel_=iConfig.getParameter<edm::InputTag>("regSeedLabel");
  delta_=iConfig.getParameter<double>("delta");
  
  rawInLabel_=iConfig.getParameter<edm::InputTag>("rawInputLabel");

  produces<FEDRawDataCollection>();
}


SiStripRegFEDSelector::~SiStripRegFEDSelector()
{
 
}

void
SiStripRegFEDSelector::produce(edm::Event& iEvent, const edm::EventSetup& iSetup)
{
  std::auto_ptr<FEDRawDataCollection> producedData(new FEDRawDataCollection);

  edm::Handle<trigger::TriggerFilterObjectWithRefs> trigSeedTrks;
  iEvent.getByLabel(seedLabel_,trigSeedTrks);
  
  std::vector< edm::Ref<reco::IsolatedPixelTrackCandidateCollection> > isoPixTrackRefs;
  trigSeedTrks->getObjects(trigger::TriggerTrack, isoPixTrackRefs);
 
  edm::Handle<FEDRawDataCollection> rawIn;
  iEvent.getByLabel(rawInLabel_,rawIn);
  
  iSetup.get<SiStripRegionCablingRcd>().get(strip_cabling);
  
  std::vector<int> stripFEDVec; 
  
  //get vector of regions
  const SiStripRegionCabling::Cabling ccab=strip_cabling->getRegionCabling();
  
  //size of region (eta,phi)
  const std::pair<double,double> regDim=strip_cabling->regionDimensions();
  
  const SiStripRegionCabling::ElementCabling elcabling;
  
  bool fedSaved[1000];
  for (int i=0; i<1000; i++) fedSaved[i]=false;
  
  //cycle on seeds
  for (uint32_t p=0; p<isoPixTrackRefs.size(); p++)
    {
      double etaObj_=isoPixTrackRefs[p]->track()->eta();
      double phiObj_=isoPixTrackRefs[p]->track()->phi();
      
      //cycle on regions
      for (uint32_t i=0; i<ccab.size(); i++)
        {
          SiStripRegionCabling::Position pos=strip_cabling->position(i);
          double dphi=fabs(pos.second-phiObj_);
          if (dphi>acos(-1)) dphi=2*acos(-1)-dphi;
          double R=sqrt(pow(pos.first-etaObj_,2)+dphi*dphi);
          if (R-sqrt(pow(regDim.first/2,2)+pow(regDim.second/2,2))>delta_) continue;
          //get vector of subdets within region
          const SiStripRegionCabling::RegionCabling regSubdets= ccab[i];
          //cycle on subdets
          for (uint32_t idet=0; idet<SiStripRegionCabling::ALLSUBDETS; idet++)
            {
              //get vector of layers within subdet of region
              const SiStripRegionCabling::WedgeCabling regSubdetLayers=regSubdets[idet];        
              for (uint32_t ilayer=0; ilayer<SiStripRegionCabling::ALLLAYERS; ilayer++)
                {
                  //get map of vectors of feds withing the layer of subdet of region
                  const SiStripRegionCabling::ElementCabling fedVectorMap=regSubdetLayers[ilayer];
                  SiStripRegionCabling::ElementCabling::const_iterator it=fedVectorMap.begin();
                  for( ; it!=fedVectorMap.end(); it++)
                    {
                      for (uint32_t op=0; op<(it->second).size(); op++)
                        {
                          //get fed id 
                          int fediid=(it->second)[op].fedId(); 
                          if (!fedSaved[fediid]) 
                            {
                              stripFEDVec.push_back(fediid);
                            }
                          fedSaved[fediid]=true;
                          
                        }
                    }   
                  
                }
              
            }
        }
    }
  
  
  
  const FEDRawDataCollection *rdc=rawIn.product();
  
  //   if ( ( rawData[i].provenance()->processName() != e.processHistory().rbegin()->processName() ) )
  //       continue ; // skip all raw collections not produced by the current process
  
  for ( int j=0; j< FEDNumbering::lastFEDId(); ++j ) 
    {
      bool rightFED=false;
      for (uint32_t k=0; k<stripFEDVec.size(); k++) 
        {
          if (j==stripFEDVec[k])
            {
              rightFED=true;
            }
        }
      if (!rightFED) continue;
      const FEDRawData & fedData = rdc->FEDData(j);
      size_t size=fedData.size();
      
      if ( size > 0 ) 
        {
          // this fed has data -- lets copy it
          FEDRawData & fedDataProd = producedData->FEDData(j);
          if ( fedDataProd.size() != 0 ) {
//          std::cout << " More than one FEDRawDataCollection with data in FED ";
//          std::cout << j << " Skipping the 2nd\n";
            continue;
          }
          fedDataProd.resize(size);
          unsigned char *dataProd=fedDataProd.data();
          const unsigned char *data=fedData.data();
          for ( unsigned int k=0; k<size; ++k ) {
            dataProd[k]=data[k];
          }
        }
    }
  
  iEvent.put(producedData);  
  
}

void 
SiStripRegFEDSelector::beginJob(const edm::EventSetup&)
{
}

void 
SiStripRegFEDSelector::endJob() {
}

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