tmtt::ConverterToTTTrack Class Reference

#include <ConverterToTTTrack.h>

Public Member Functions
	ConverterToTTTrack (const Settings *settings)
TTTrack< Ref_Phase2TrackerDigi_ >	makeTTTrack (const L1trackBase *trk, unsigned int iPhiSec, unsigned int iEtaReg) const

Private Member Functions
std::vector< TTStubRef >	stubRefs (const L1trackBase *trk) const

Private Attributes
float	invPtToInvR_
const Settings *	settings_

Detailed Description

Definition at line 18 of file ConverterToTTTrack.h.

Constructor & Destructor Documentation

ConverterToTTTrack()

tmtt::ConverterToTTTrack::ConverterToTTTrack ( const Settings *  settings )

inline

Definition at line 21 of file ConverterToTTTrack.h.

: settings_(settings), invPtToInvR_(settings->invPtToInvR()) {}

Member Function Documentation

makeTTTrack()

TTTrack< Ref_Phase2TrackerDigi_ > tmtt::ConverterToTTTrack::makeTTTrack	(	const L1trackBase *	trk,
		unsigned int	iPhiSec,
		unsigned int	iEtaReg
	)		const

Definition at line 10 of file ConverterToTTTrack.cc.

                                                                                              {
    unsigned int nPar, hitPattern;
    double d0, z0, tanL, chi2rphi, chi2rz;
 
    const L1fittedTrack* fitTrk = dynamic_cast<const L1fittedTrack*>(trk);
 
    // Handle variables that differ for L1fittedTrack & L1track3D
    if (fitTrk == nullptr) {
      // This is an L1track3D type (track before fit)
      nPar = 4;  // Before fit, TMTT algorithm assumes 4 helix params
      // Set to zero variables that are unavailable for this track type.
      hitPattern = 0;
      d0 = 0.;
      z0 = 0;
      tanL = 0;
      chi2rphi = 0.;
      chi2rz = 0;
    } else {
      // This is an L1fittedTrack type (track after fit)
      if (not fitTrk->accepted())
        throw cms::Exception("LogicError") << "ConverterToTTTrack ERROR: requested to convert invalid L1fittedTrack";
      nPar = fitTrk->nHelixParam();  // Number of helix parameters in track fit
      hitPattern = fitTrk->hitPattern();
      d0 = fitTrk->d0();
      z0 = fitTrk->z0();
      tanL = fitTrk->tanLambda();
      chi2rphi = fitTrk->chi2rphi();
      chi2rz = fitTrk->chi2rz();
    }
 
    const double& rinv = invPtToInvR_ * trk->qOverPt();
    const double& phi0 = trk->phi0();
    constexpr double mva = -1.;  // MVA quality flags not yet set.
    const double& magneticField = settings_->magneticField();
 
    TTTrack<Ref_Phase2TrackerDigi_> track(
        rinv, phi0, tanL, z0, d0, chi2rphi, chi2rz, mva, mva, mva, hitPattern, nPar, magneticField);
 
    // Set references to stubs on this track.
    std::vector<TTStubRef> ttstubrefs = this->stubRefs(trk);
    track.setStubRefs(ttstubrefs);
 
    // Note which (eta,phi) sector this track was reconstructed in.
    track.setPhiSector(iPhiSec);
    track.setEtaSector(iEtaReg);
 
    track.setStubPtConsistency(-1);  // not yet filled.
 
    return track;
  }

References tmtt::L1fittedTrack::accepted(), tmtt::L1fittedTrack::chi2rphi(), tmtt::L1fittedTrack::chi2rz(), d0, tmtt::L1fittedTrack::d0(), tmtt::L1fittedTrack::hitPattern(), HLT_2018_cff::magneticField, beam_dqm_sourceclient-live_cfg::mva, tmtt::L1fittedTrack::nHelixParam(), HcalResponse_cfi::nPar, tmtt::L1trackBase::phi0(), tmtt::L1trackBase::qOverPt(), trklet::rinv(), tmtt::L1fittedTrack::tanLambda(), HLT_2018_cff::track, HLTMuonOfflineAnalyzer_cfi::z0, and tmtt::L1fittedTrack::z0().

stubRefs()

std::vector< TTStubRef > tmtt::ConverterToTTTrack::stubRefs ( const L1trackBase *  trk ) const

private

Definition at line 65 of file ConverterToTTTrack.cc.

                                                                                {
    std::vector<TTStubRef> ttstubrefs;
    const std::vector<Stub*>& stubs = trk->stubs();
    for (Stub* s : stubs) {
      const TTStubRef& ref = s->ttStubRef();
      ttstubrefs.push_back(ref);
    }
    return ttstubrefs;
  }

References alignCSCRings::s, and tmtt::L1trackBase::stubs().

Member Data Documentation

invPtToInvR_

float tmtt::ConverterToTTTrack::invPtToInvR_

private

Definition at line 34 of file ConverterToTTTrack.h.

settings_

const Settings* tmtt::ConverterToTTTrack::settings_

private

Definition at line 33 of file ConverterToTTTrack.h.