L1TkEtMissEmuTrackTransform Class Reference

#include <L1TkEtMissEmuTrackTransform.h>

Public Member Functions
l1tmetemu::nstub_t	countNStub (TTTrack_TrackWord::hit_t Hitpattern)
void	generateLUTs ()
std::vector< l1tmetemu::global_phi_t >	generatePhiSliceLUT (unsigned int N)
std::vector< l1tmetemu::global_phi_t >	getPhiQuad () const
std::vector< l1tmetemu::global_phi_t >	getPhiShift () const
	L1TkEtMissEmuTrackTransform ()=default
l1tmetemu::global_phi_t	localToGlobalPhi (TTTrack_TrackWord::phi_t local_phi, l1tmetemu::global_phi_t sector_shift)
void	setGTTinput (bool input)
template<class track , class vertex >
InternalEtWord	transformTrack (track &track_ref, vertex &PV)
	~L1TkEtMissEmuTrackTransform ()=default

Private Attributes
bool	GTTinput_ = false
std::vector< l1tmetemu::global_phi_t >	phiQuadrants
std::vector< l1tmetemu::global_phi_t >	phiShift

Detailed Description

Definition at line 41 of file L1TkEtMissEmuTrackTransform.h.

Constructor & Destructor Documentation

L1TkEtMissEmuTrackTransform()

L1TkEtMissEmuTrackTransform::L1TkEtMissEmuTrackTransform ( )

default

~L1TkEtMissEmuTrackTransform()

L1TkEtMissEmuTrackTransform::~L1TkEtMissEmuTrackTransform ( )

default

Member Function Documentation

countNStub()

nstub_t L1TkEtMissEmuTrackTransform::countNStub

(

TTTrack_TrackWord::hit_t

Hitpattern

)

Definition at line 34 of file L1TkEtMissEmuTrackTransform.cc.

References mps_fire::i, dqmdumpme::k, and TTTrack_TrackWord::kHitPatternSize.

Referenced by transformTrack().

                                                                                 {
  nstub_t Nstub = 0;
  for (int i = (TTTrack_TrackWord::kHitPatternSize - 1); i >= 0; i--) {
    int k = Hitpattern >> i;
    if (k & 1)
      Nstub++;
  }
  return Nstub;
}

generateLUTs()

void L1TkEtMissEmuTrackTransform::generateLUTs

(

)

Definition at line 7 of file L1TkEtMissEmuTrackTransform.cc.

References l1tmetemu::kNQuadrants, and l1tmetemu::kNSector.

Referenced by L1TrackerEtMissEmulatorProducer::L1TrackerEtMissEmulatorProducer().

                                               {
  phiQuadrants = generatePhiSliceLUT(l1tmetemu::kNQuadrants);
  phiShift = generatePhiSliceLUT(l1tmetemu::kNSector);
}

generatePhiSliceLUT()

std::vector< global_phi_t > L1TkEtMissEmuTrackTransform::generatePhiSliceLUT

(

unsigned int

N

)

Definition at line 44 of file L1TkEtMissEmuTrackTransform.cc.

References l1tmetemu::kStepPhi, M_PI, N, and submitPVResolutionJobs::q.

                                                                                       {
  float sliceCentre = 0.0;
  std::vector<global_phi_t> phiLUT;
  for (unsigned int q = 0; q <= N; q++) {
    phiLUT.push_back((global_phi_t)(sliceCentre / l1tmetemu::kStepPhi));
    sliceCentre += 2 * M_PI / N;
  }
  return phiLUT;
}

getPhiQuad()

std::vector<l1tmetemu::global_phi_t> L1TkEtMissEmuTrackTransform::getPhiQuad ( ) const

inline

Definition at line 60 of file L1TkEtMissEmuTrackTransform.h.

References phiQuadrants.

Referenced by L1TrackerEtMissEmulatorProducer::L1TrackerEtMissEmulatorProducer().

{ return phiQuadrants; }

getPhiShift()

std::vector<l1tmetemu::global_phi_t> L1TkEtMissEmuTrackTransform::getPhiShift ( ) const

inline

Definition at line 61 of file L1TkEtMissEmuTrackTransform.h.

References phiShift.

Referenced by L1TrackerEtMissEmulatorProducer::L1TrackerEtMissEmulatorProducer().

{ return phiShift; }

localToGlobalPhi()

global_phi_t L1TkEtMissEmuTrackTransform::localToGlobalPhi	(	TTTrack_TrackWord::phi_t	local_phi,
		l1tmetemu::global_phi_t	sector_shift
	)

Definition at line 12 of file L1TkEtMissEmuTrackTransform.cc.

References l1tmetemu::kInternalPhiWidth, MonitorTrackSTAMuons_cfi::PhiMax, MonitorTrackSTAMuons_cfi::PhiMin, funct::pow(), and l1tmetemu::unpackSignedValue().

Referenced by transformTrack().

                                                                                      {
  int PhiMin = 0;
  int PhiMax = phiQuadrants.back();
  int phiMultiplier = TTTrack_TrackWord::TrackBitWidths::kPhiSize - l1tmetemu::kInternalPhiWidth;

  int tempPhi =
      floor(unpackSignedValue(local_phi, TTTrack_TrackWord::TrackBitWidths::kPhiSize) / pow(2, phiMultiplier)) +
      sector_shift;

  if (tempPhi < PhiMin) {
    tempPhi = tempPhi + PhiMax;
  } else if (tempPhi > PhiMax) {
    tempPhi = tempPhi - PhiMax;
  }  // else
  //  tempPhi = tempPhi;

  global_phi_t globalPhi = global_phi_t(tempPhi);

  return globalPhi;
}

setGTTinput()

void L1TkEtMissEmuTrackTransform::setGTTinput ( bool  input )

inline

Definition at line 63 of file L1TkEtMissEmuTrackTransform.h.

References GTTinput_, and input.

Referenced by L1TrackerEtMissEmulatorProducer::L1TrackerEtMissEmulatorProducer().

{ GTTinput_ = input; }

transformTrack()

template<class track , class vertex >

InternalEtWord L1TkEtMissEmuTrackTransform::transformTrack	(	track &	track_ref,
		vertex &	PV
	)

Definition at line 74 of file L1TkEtMissEmuTrackTransform.h.

References funct::abs(), InternalEtWord::bendChi2, InternalEtWord::chi2rphidof, InternalEtWord::chi2rzdof, countNStub(), InternalEtWord::eta, InternalEtWord::EtaSector, InternalEtWord::globalPhi, GTTinput_, InternalEtWord::Hitpattern, l1tmetemu::kInternalEtaWidth, l1tmetemu::kInternalPtWidth, l1tmetemu::kInternalVTXWidth, l1tmetemu::kStepEta, l1tmetemu::kStepPt, localToGlobalPhi(), InternalEtWord::nstubs, InternalEtWord::phi, phiShift, InternalEtWord::pt, InternalEtWord::pV, nanoDQM_cfi::PV, InternalEtWord::Sector, TTTrack_TrackWord::stepZ0, l1tmetemu::transformSignedValue(), and InternalEtWord::z0.

Referenced by L1TrackerEtMissEmulatorProducer::produce().

                                                                                       {
  InternalEtWord Outword;

  unsigned int temp_pt;
  unsigned int temp_eta;

  if (GTTinput_) {
    if ((track_ref.getRinvWord() & (1 << (TTTrack_TrackWord::TrackBitWidths::kRinvSize - 1))) != 0) {
      // Only Want Magnitude of Pt for sums so perform absolute value
      temp_pt = abs((1 << (TTTrack_TrackWord::TrackBitWidths::kRinvSize - 1)) - track_ref.getRinvWord());
    } else {
      temp_pt = track_ref.getRinvWord();
    }
    Outword.pt = l1tmetemu::transformSignedValue(
        temp_pt * 2, TTTrack_TrackWord::TrackBitWidths::kRinvSize, l1tmetemu::kInternalPtWidth);

    if ((track_ref.getTanlWord() & (1 << (TTTrack_TrackWord::TrackBitWidths::kTanlSize - 1))) != 0) {
      // Only Want Magnitude of Eta for cuts and track to vertex association so
      // perform absolute value
      temp_eta = abs((1 << (TTTrack_TrackWord::TrackBitWidths::kTanlSize)) - track_ref.getTanlWord());
    } else {
      temp_eta = track_ref.getTanlWord();
    }
    Outword.eta = l1tmetemu::transformSignedValue(
        temp_eta, TTTrack_TrackWord::TrackBitWidths::kTanlSize, l1tmetemu::kInternalEtaWidth);

  } else {
    track_ref.setTrackWordBits();
    // Change track word digitization to digitization expected by track MET
    Outword.pt = l1tmetemu::digitizeSignedValue<TTTrack_TrackWord::rinv_t>(
        track_ref.momentum().perp(), l1tmetemu::kInternalPtWidth, l1tmetemu::kStepPt);

    Outword.eta = l1tmetemu::digitizeSignedValue<TTTrack_TrackWord::tanl_t>(
        abs(track_ref.momentum().eta()), l1tmetemu::kInternalEtaWidth, l1tmetemu::kStepEta);
  }

  Outword.chi2rphidof = track_ref.getChi2RPhiWord();
  Outword.chi2rzdof = track_ref.getChi2RZWord();
  Outword.bendChi2 = track_ref.getBendChi2Word();
  Outword.nstubs = countNStub(track_ref.getHitPatternWord());
  Outword.Hitpattern = track_ref.getHitPatternWord();
  Outword.Sector = track_ref.phiSector();
  Outword.EtaSector = (track_ref.getTanlWord() & (1 << (TTTrack_TrackWord::TrackBitWidths::kTanlSize - 1)));
  Outword.phi = track_ref.phi();
  Outword.globalPhi = localToGlobalPhi(track_ref.getPhiWord(), phiShift[track_ref.phiSector()]);

  unsigned int temp_pv = l1tmetemu::digitizeSignedValue<TTTrack_TrackWord::z0_t>(
      PV.z0(),
      TTTrack_TrackWord::TrackBitWidths::kZ0Size,
      TTTrack_TrackWord::stepZ0);  // Convert vertex to integer representation
  //Rescale to internal representations
  Outword.z0 = l1tmetemu::transformSignedValue(
      track_ref.getZ0Word(), TTTrack_TrackWord::TrackBitWidths::kZ0Size, l1tmetemu::kInternalVTXWidth);
  Outword.pV = l1tmetemu::transformSignedValue(
      temp_pv, TTTrack_TrackWord::TrackBitWidths::kZ0Size, l1tmetemu::kInternalVTXWidth);

  return Outword;
}

Member Data Documentation

GTTinput_

bool L1TkEtMissEmuTrackTransform::GTTinput_ = false

private

Definition at line 69 of file L1TkEtMissEmuTrackTransform.h.

Referenced by setGTTinput(), and transformTrack().

phiQuadrants

std::vector<l1tmetemu::global_phi_t> L1TkEtMissEmuTrackTransform::phiQuadrants

private

Definition at line 66 of file L1TkEtMissEmuTrackTransform.h.

Referenced by getPhiQuad().

phiShift

std::vector<l1tmetemu::global_phi_t> L1TkEtMissEmuTrackTransform::phiShift

private

Definition at line 67 of file L1TkEtMissEmuTrackTransform.h.

Referenced by getPhiShift(), and transformTrack().