CSCTFMuonSorter Class Reference

#include <CSCTFMuonSorter.h>

Public Member Functions
	CSCTFMuonSorter (const edm::ParameterSet &)
std::vector< L1MuRegionalCand >	run (const CSCTriggerContainer< csc::L1Track > &) const

Private Member Functions
void	decodeRank (const unsigned &rank, unsigned &quality, unsigned &pt) const

Private Attributes
int	m_maxBX
int	m_minBX

Detailed Description

Definition at line 9 of file CSCTFMuonSorter.h.

Constructor & Destructor Documentation

CSCTFMuonSorter()

CSCTFMuonSorter::CSCTFMuonSorter

(

const edm::ParameterSet &

pset

)

Definition at line 5 of file CSCTFMuonSorter.cc.

References m_maxBX, m_minBX, and muonDTDigis_cfi::pset.

                                                            {
  m_minBX = pset.getParameter<int>("MinBX");
  m_maxBX = pset.getParameter<int>("MaxBX");
}

Member Function Documentation

decodeRank()

void CSCTFMuonSorter::decodeRank ( const unsigned &  rank, unsigned &  quality, unsigned &  pt  ) const

private

Definition at line 58 of file CSCTFMuonSorter.cc.

References DiDispStaMuonMonitor_cfi::pt, L1MuRegionalCand::PT_LENGTH, and quality.

Referenced by run().

                                                                                            {
  if (rank == 0) {
    quality = 0;
    pt = 0;
  } else {
    quality = rank >> L1MuRegionalCand::PT_LENGTH;
    pt = rank & ((1 << L1MuRegionalCand::PT_LENGTH) - 1);
  }
}

run()

std::vector< L1MuRegionalCand > CSCTFMuonSorter::run

(

const CSCTriggerContainer< csc::L1Track > &

tracks

)

const

Definition at line 10 of file CSCTFMuonSorter.cc.

References simKBmtfDigis_cfi::bx, decodeRank(), mps_fire::end, L1MuRegionalCand::ETA_LENGTH, cuy::ii, CSCConstants::LCT_CENTRAL_BX, LogDebug, m_maxBX, m_minBX, DiDispStaMuonMonitor_cfi::pt, quality, mps_fire::result, jetsAK4_CHS_cff::sort, and tracks.

Referenced by CSCTFCandidateBuilder::buildCandidates().

                                                                                                    {
  std::vector<L1MuRegionalCand> result;

  // First we sort and crop the incoming tracks based on their rank.
  for (int bx = m_minBX - CSCConstants::LCT_CENTRAL_BX; bx <= m_maxBX - CSCConstants::LCT_CENTRAL_BX;
       ++bx)  // switch back into signed BX
  {
    std::vector<csc::L1Track> tks = tracks.get(bx);
    std::sort(tks.begin(), tks.end(), std::greater<csc::L1Track>());
    if (tks.size() > 4)
      tks.resize(4);  // resize to max number of muons the MS can output

    std::vector<csc::L1Track>::iterator itr = tks.begin();
    std::vector<csc::L1Track>::const_iterator end = tks.end();
    for (; itr != end; itr++) {
      unsigned gbl_phi =
          itr->localPhi() + ((itr->sector() - 1) * 24) + 6;  // for now, convert using this.. LUT in the future
      if (gbl_phi > 143)
        gbl_phi -= 143;
      itr->setPhiPacked(gbl_phi & 0xff);
      unsigned eta_sign = (itr->endcap() == 1 ? 0 : 1);

      int gbl_eta = itr->eta_packed() | eta_sign << (L1MuRegionalCand::ETA_LENGTH - 1);

      itr->setEtaPacked(gbl_eta & 0x3f);
      unsigned pt = 0, quality = 0;
      decodeRank(itr->rank(), quality, pt);

      itr->setQualityPacked(quality & 0x3);
      itr->setPtPacked(pt & 0x1f);

      if (!itr->empty())
        result.push_back(*itr);
    }
  }

  std::vector<L1MuRegionalCand>::const_iterator ittr = result.begin();
  unsigned ii = 1;
  for (; ittr != result.end(); ittr++) {
    LogDebug("CSCTFMuonSorter:run()") << "TRACK " << ii++ << ": Eta: " << ittr->etaValue()
                                      << " Phi: " << ittr->phiValue() << " Pt: " << ittr->ptValue()
                                      << " Quality: " << ittr->quality() << " BX: " << ittr->bx();
  }

  return result;
}

Member Data Documentation

m_maxBX

int CSCTFMuonSorter::m_maxBX

private

Definition at line 18 of file CSCTFMuonSorter.h.

Referenced by CSCTFMuonSorter(), and run().

m_minBX

int CSCTFMuonSorter::m_minBX

private

Definition at line 18 of file CSCTFMuonSorter.h.

Referenced by CSCTFMuonSorter(), and run().