MkFitGeometry Class Reference

#include <MkFitGeometry.h>

Public Member Functions
const std::vector< const DetLayer * > &	detLayers () const
mkfit::LayerNumberConverter const &	layerNumberConverter () const
	MkFitGeometry (const TrackerGeometry &geom, const GeometricSearchTracker &tracker, const TrackerTopology &ttopo, std::unique_ptr< mkfit::TrackerInfo > trackerInfo)
int	mkFitLayerNumber (DetId detId) const
const TrackerTopology *	topology () const
mkfit::TrackerInfo const &	trackerInfo () const
unsigned int	uniqueIdInLayer (int layer, unsigned int detId) const
	~MkFitGeometry ()

Private Attributes
std::vector< const DetLayer * >	dets_
std::unique_ptr< mkfit::LayerNumberConverter >	lnc_
std::unique_ptr< mkfit::TrackerInfo >	trackerInfo_
const TrackerTopology *	ttopo_

Detailed Description

Collection of geometry-related objects for mkFit

Definition at line 23 of file MkFitGeometry.h.

Constructor & Destructor Documentation

MkFitGeometry()

MkFitGeometry::MkFitGeometry ( const TrackerGeometry &  geom, const GeometricSearchTracker &  tracker, const TrackerTopology &  ttopo, std::unique_ptr< mkfit::TrackerInfo >  trackerInfo  )

explicit

Definition at line 17 of file MkFitGeometry.cc.

References mkfit::phase1.

    : ttopo_(&ttopo),
      lnc_{std::make_unique<mkfit::LayerNumberConverter>(mkfit::TkLayout::phase1)},
      trackerInfo_(std::move(trackerInfo)) {
  if (geom.numberOfLayers(PixelSubdetector::PixelBarrel) != 4 ||
      geom.numberOfLayers(PixelSubdetector::PixelEndcap) != 3) {
    throw cms::Exception("Assert") << "For now this code works only with phase1 tracker, you have something else";
  }

  // Create DetLayer structure
  dets_.resize(lnc_->nLayers(), nullptr);
  auto setDet = [this](const int subdet, const int layer, const int isStereo, const DetId& detId, const DetLayer* lay) {
    const int index = lnc_->convertLayerNumber(subdet, layer, false, isStereo, isPlusSide(*ttopo_, detId));
    if (index < 0 or static_cast<unsigned>(index) >= dets_.size()) {
      throw cms::Exception("LogicError") << "Invalid mkFit layer index " << index << " for DetId " << detId.rawId()
                                         << " subdet " << subdet << " layer " << layer << " isStereo " << isStereo;
    }
    dets_[index] = lay;
  };
  constexpr int monoLayer = 0;
  constexpr int stereoLayer = 1;
  for (const DetLayer* lay : tracker.allLayers()) {
    const auto& comp = lay->basicComponents();
    if (UNLIKELY(comp.empty())) {
      throw cms::Exception("LogicError") << "Got a tracker layer (subdet " << lay->subDetector()
                                         << ") with empty basicComponents.";
    }
    // First component is enough for layer and side information
    const auto& detId = comp.front()->geographicalId();
    const auto subdet = detId.subdetId();
    const auto layer = ttopo.layer(detId);

    // TODO: mono/stereo structure is still hardcoded for phase0/1 strip tracker
    setDet(subdet, layer, monoLayer, detId, lay);
    if (((subdet == StripSubdetector::TIB or subdet == StripSubdetector::TOB) and (layer == 1 or layer == 2)) or
        subdet == StripSubdetector::TID or subdet == StripSubdetector::TEC) {
      setDet(subdet, layer, stereoLayer, detId, lay);
    }
  }
}

~MkFitGeometry()

MkFitGeometry::~MkFitGeometry

(

)

Definition at line 63 of file MkFitGeometry.cc.

{}

Member Function Documentation

detLayers()

const std::vector<const DetLayer*>& MkFitGeometry::detLayers ( ) const

inline

Definition at line 34 of file MkFitGeometry.h.

References dets_.

{ return dets_; }

layerNumberConverter()

mkfit::LayerNumberConverter const& MkFitGeometry::layerNumberConverter ( ) const

inline

Definition at line 32 of file MkFitGeometry.h.

References lnc_.

Referenced by MkFitSeedConverter::convertSeeds().

{ return *lnc_; }

mkFitLayerNumber()

int MkFitGeometry::mkFitLayerNumber

(

DetId

detId

)

const

Definition at line 65 of file MkFitGeometry.cc.

References TrackerTopology::isStereo(), TrackerTopology::layer(), lnc_, DetId::subdetId(), and ttopo_.

Referenced by mkfit::convertHits(), and MkFitEventOfHitsProducer::fill().

                                                     {
  return lnc_->convertLayerNumber(
      detId.subdetId(), ttopo_->layer(detId), false, ttopo_->isStereo(detId), isPlusSide(*ttopo_, detId));
}

topology()

const TrackerTopology* MkFitGeometry::topology ( ) const

inline

Definition at line 38 of file MkFitGeometry.h.

References ttopo_.

{ return ttopo_; }

trackerInfo()

mkfit::TrackerInfo const& MkFitGeometry::trackerInfo ( ) const

inline

Definition at line 33 of file MkFitGeometry.h.

References trackerInfo_.

{ return *trackerInfo_; }

uniqueIdInLayer()

unsigned int MkFitGeometry::uniqueIdInLayer ( int  layer, unsigned int  detId  ) const

inline

Definition at line 35 of file MkFitGeometry.h.

References phase1PixelTopology::layer, and trackerInfo_.

Referenced by mkfit::convertHits().

                                                                    {
    return trackerInfo_->layer(layer).short_id(detId);
  }

Member Data Documentation

dets_

std::vector<const DetLayer*> MkFitGeometry::dets_

private

Definition at line 44 of file MkFitGeometry.h.

Referenced by detLayers().

lnc_

std::unique_ptr<mkfit::LayerNumberConverter> MkFitGeometry::lnc_

private

Definition at line 42 of file MkFitGeometry.h.

Referenced by layerNumberConverter(), and mkFitLayerNumber().

trackerInfo_

std::unique_ptr<mkfit::TrackerInfo> MkFitGeometry::trackerInfo_

private

Definition at line 43 of file MkFitGeometry.h.

Referenced by trackerInfo(), and uniqueIdInLayer().

ttopo_

const TrackerTopology* MkFitGeometry::ttopo_

private

Definition at line 41 of file MkFitGeometry.h.

Referenced by mkFitLayerNumber(), and topology().