ActsTrk::GbtsSeedingTool Class Reference

#include <GbtsSeedingTool.h>

Inheritance diagram for ActsTrk::GbtsSeedingTool:

Collaboration diagram for ActsTrk::GbtsSeedingTool:

Public Member Functions
	GbtsSeedingTool (const std::string &type, const std::string &name, const IInterface *parent)
virtual	~GbtsSeedingTool ()=default
virtual StatusCode	initialize () override
StatusCode	createSeeds2 (const EventContext &ctx, const std::vector< const xAOD::SpacePointContainer * > &spacePointCollections, const Eigen::Vector3f &beamSpotPos, float bFieldInZ, ActsTrk::SeedContainer &seedContainer) const override

Private Member Functions
void	printGbtsConfig (const Acts::Experimental::GbtsConfig &cfg)
StatusCode	prepareConfiguration ()
const Acts::Logger &	logger () const
	Private access to the logger.

Private Attributes
std::unique_ptr< Acts::Experimental::GbtsConnector >	m_connector = nullptr
Acts::Experimental::GbtsConfig	m_cfg
std::unique_ptr< Acts::Experimental::GbtsGeometry >	m_gbtsGeo = nullptr
std::vector< Acts::Experimental::TrigInDetSiLayer >	m_layerGeometry {}
std::unique_ptr< Acts::Experimental::GraphBasedTrackSeeder >	m_finder = nullptr
ToolHandle< ITrigL2LayerNumberTool >	m_layerNumberTool {this, "layerNumberTool", "TrigL2LayerNumberToolITk"}
const std::vector< short > *	m_sct_h2l {nullptr}
const std::vector< short > *	m_pix_h2l {nullptr}
std::vector< bool >	m_are_pixels
Gaudi::Property< std::string >	m_connectorInputFile {this, "connectorInputFile","binTables_ITK_RUN4.txt", "input file for making connector object"}
Gaudi::Property< std::string >	m_lutFile {this, "lutInputFile", "gbts_ml_pixel_barrel_loose.lut", "file to LUT"}
Gaudi::Property< bool >	m_LRTmode {this, "LRTmode", false, "whether strip or pixel hits are used"}
Gaudi::Property< bool >	m_useML {this, "useML", true, "use the cluster width of the spacepoint"}
Gaudi::Property< bool >	m_matchBeforeCreate {this, "matchBeforeCreate", true, "need to check what this does"}
Gaudi::Property< bool >	m_useOldTunings {this, "useOldTunings", false, "use the tunings for 900MeV cut"}
Gaudi::Property< float >	m_tau_ratio_cut {this, "cut_tau_ratio_max",0.007, "tau cut for doublets and triplets"}
Gaudi::Property< float >	m_tau_ratio_precut {this, "precut_tau_ratio_max",0.009f, "not sure"}
Gaudi::Property< float >	m_etaBinOverride {this, "etaBinOverride", 0.0f, "apply custom binning for connections"}
Gaudi::Property< float >	m_nMaxPhiSlice {this, "nMaxPhiSlice",53, "used to calculate phi slices"}
Gaudi::Property< bool >	m_BeamSpotCorrection {this, "beamSpotCorrection", true, "apply primary vertex corrections to spacepoints"}
Gaudi::Property< float >	m_minPt {this, "minPt", 1000.0, "Lower cutoff for seeds"}
Gaudi::Property< float >	m_phiSliceWidth {this, "phiSliceWidth",0, "initialised in loadSpacePoints function"}
Gaudi::Property< bool >	m_useEtaBinning {this, "useEtaBinning",true, "bool to use eta binning from geometry structure"}
Gaudi::Property< bool >	m_doubletFilterRZ {this, "doubletFilterRZ",true, "bool applies new Z cuts on doublets"}
Gaudi::Property< float >	m_minDeltaRadius {this, "minDeltaRadius",2.0, " min dr for doublet"}
Gaudi::Property< int >	m_nMaxEdges {this, "MaxEdges",3000000, " max number of Gbts edges/doublets"}
Gaudi::Property< double >	m_ptCoeff {this, "ptCoeff", 0.29997 * 1.9972 / 2.0, "~0.3*B/2 - assumes nominal field of 2*T"}
Gaudi::Property< float >	m_sigmaMS {this, "sigmaMS", 0.016, "process noise from multiple scattering"}
Gaudi::Property< float >	m_radLen {this, "radLen", 0.025, "not sure"}
Gaudi::Property< float >	m_sigma_x {this, "sigma_x", 0.08, "measurement resolution for residual on y direction"}
Gaudi::Property< float >	m_sigma_y {this, "sigma_y", 0.25, "measurement resolution on r-z plane"}
Gaudi::Property< float >	m_weight_x {this, "weight_x", 0.5, "penalty weight for track"}
Gaudi::Property< float >	m_weight_y {this, "weight_y", 0.5, "penalty weight for track"}
Gaudi::Property< float >	m_maxDChi2_x {this, "maxDChi2_x", 5.0, "gate threshold for chi2 test"}
Gaudi::Property< float >	m_maxDChi2_y {this, "maxDChi2_y", 6.0, "gate threshold for chi2 test"}
Gaudi::Property< float >	m_add_hit {this, "add_hit", 14.0, "reward added to tracks for each accepted hit before chi2"}
Gaudi::Property< float >	m_max_curvature {this, "max_curvature", 1e-3f, "not sure"}
Gaudi::Property< float >	m_max_z0 {this, "max_z0", 170.0, "not sure"}
Gaudi::Property< float >	m_edge_mask_min_eta {this, "edge_mask_min_eta", 1.5, "not sure"}
Gaudi::Property< float >	m_hit_share_threshold {this, "hit_share_threshold", 0.49, "not sure"}
Gaudi::Property< float >	m_max_endcap_clusterwidth {this, "max_endcap_clusterwidth", 0.35, "discards any spacepoints which dr/dz cant be accurately modelled"}
std::unique_ptr< const Acts::Logger >	m_logger {nullptr}
	logging instance

Detailed Description

Definition at line 46 of file GbtsSeedingTool.h.

Constructor & Destructor Documentation

GbtsSeedingTool()

ActsTrk::GbtsSeedingTool::GbtsSeedingTool	(	const std::string &	type,
		const std::string &	name,
		const IInterface *	parent )

Definition at line 17 of file GbtsSeedingTool.cxx.

    : base_class(type, name, parent)
  {}

~GbtsSeedingTool()

virtual ActsTrk::GbtsSeedingTool::~GbtsSeedingTool ( )

virtualdefault

Member Function Documentation

createSeeds2()

ATH_FLATTEN StatusCode ActsTrk::GbtsSeedingTool::createSeeds2 ( const EventContext & ctx, const std::vector< const xAOD::SpacePointContainer * > & spacePointCollections, const Eigen::Vector3f & beamSpotPos, float bFieldInZ, ActsTrk::SeedContainer & seedContainer ) const

override

Definition at line 73 of file GbtsSeedingTool.cxx.

  {
  //to avoid compile issues with unused veriables 
  (void) ctx;
  (void) bFieldInZ;
    //define new custom spacepoint container
    Acts::SpacePointContainer2 coreSpacePoints(
      Acts::SpacePointColumns::CopyFromIndex |
      Acts::SpacePointColumns::SourceLinks |
      Acts::SpacePointColumns::X |
      Acts::SpacePointColumns::Y |
      Acts::SpacePointColumns::Z |
      Acts::SpacePointColumns::R |
      Acts::SpacePointColumns::Phi
    );
 
    //add new column for layer ID and clusterwidth
    auto layerColumn = coreSpacePoints.createColumn<std::uint32_t>("layerId");
    auto clusterWidthColumn = coreSpacePoints.createColumn<float>("clusterWidth");
    auto localPositionColumn = coreSpacePoints.createColumn<float>("localPositionY");
 
    std::vector<const xAOD::SpacePoint*> tmpSpacePoints;
    std::size_t totalSpacePoints = 0;
 
    //add spacepoint pointers to singel container, this makes indexing them easier 
    for (const xAOD::SpacePointContainer* spacePoints : spacePointCollections) {
      for (const xAOD::SpacePoint* sp : *spacePoints) {
        tmpSpacePoints.emplace_back(sp);
      }
      totalSpacePoints += spacePoints->size();
    }
 
    coreSpacePoints.reserve(totalSpacePoints);
 
    //add spacepoints to new container
    for(std::size_t idx = 0; idx < tmpSpacePoints.size(); ++idx){
      //obtain module hash for spacepoint
      const xAOD::SpacePoint* sp = tmpSpacePoints[idx];
      const std::vector<xAOD::DetectorIDHashType>& elementlist = sp->elementIdList() ;
 
      bool isPixel(elementlist.size() == 1);
      if(isPixel == false) continue; //as currently strip hits are not used for seeding
    
        short layer = (isPixel ? m_pix_h2l : m_sct_h2l)->operator[](static_cast<int>(elementlist[0]));
      //obtain coordinates  
 
      auto newSp = coreSpacePoints.createSpacePoint();
      newSp.copyFromIndex() = idx;
 
      //apply beamspot corrections if needed
      if (m_cfg.beamSpotCorrection) {
        float new_x = static_cast<float>(sp->x() - beamSpotPos[0]);
        float new_y = static_cast<float>(sp->y() - beamSpotPos[1]);
        newSp.x() = new_x;
        newSp.y() = new_y;
        newSp.z() = static_cast<float>(sp->z());
        newSp.r() = std::hypot(new_x, new_y);
        newSp.phi() = std::atan2(new_y, new_x);
      } else {
        float new_x = static_cast<float>(sp->x());
        float new_y = static_cast<float>(sp->y());
        newSp.x() = static_cast<float>(sp->x());
        newSp.y() = static_cast<float>(sp->y());
        newSp.z() = static_cast<float>(sp->z());
        newSp.r() = std::hypot(new_x, new_y);
        newSp.phi() = std::atan2(sp->y(), sp->x());
      }
 
      newSp.extra(layerColumn) = layer;
 
      if (m_cfg.useMl) {
          assert(dynamic_cast<const xAOD::PixelCluster*>(sp->measurements().front())!=nullptr);
          const xAOD::PixelCluster* pCL = static_cast<const xAOD::PixelCluster*>(sp->measurements().front());
          newSp.extra(clusterWidthColumn) = pCL->widthInEta();
          newSp.extra(localPositionColumn) = pCL->localPosition<2>().y();
      }
    }
    ATH_MSG_VERBOSE("Spacepoints successfully added to new container");
 
    //compute seeds
    int max_layers = m_are_pixels.size(); 
    Acts::Experimental::RoiDescriptor internalRoi(0, -4.5, 4.5, 0, -std::numbers::pi, std::numbers::pi, 0, -150.0,150.0); //(eta,etaMinus,etaPlus,phi,phiMinus,Phiplus,z,zMinus,zPlus)
    Acts::SeedContainer2 seeds = m_finder->createSeeds(internalRoi, coreSpacePoints, max_layers); 
 
    //add seeds to the output container
    seedContainer.reserve(seedContainer.size() + seeds.size(), 7.0f);
    for (Acts::MutableSeedProxy2 seed : seeds) {
      seedContainer.push_back(
        Acts::ConstSeedProxy2(seed),
        [&](const Acts::SpacePointIndex2 spIndex) {
          return tmpSpacePoints[spIndex];
        });
    }
 
    ATH_MSG_VERBOSE("Number of seeds created is " << seedContainer.size());
    return StatusCode::SUCCESS;
  }

initialize()

StatusCode ActsTrk::GbtsSeedingTool::initialize ( )

overridevirtual

Definition at line 23 of file GbtsSeedingTool.cxx.

                                         {
 
   
    ATH_CHECK(m_layerNumberTool.retrieve());
    ATH_MSG_DEBUG("Initializing " << name() << "...");
 
    // Make the logger And Propagate to ACTS routines
    m_logger = makeActsAthenaLogger(this, "Acts");
 
    ATH_CHECK( prepareConfiguration() ); 
    printGbtsConfig(m_cfg);
 
     // layer geometry creation 
    const std::vector<TrigInDetSiLayer>* pVL = m_layerNumberTool->layerGeometry(); 
    
    m_layerGeometry.clear();
    m_layerGeometry.reserve(pVL->size());
 
    //convert from trigindetsilayer to acts::experimental::trigindetsilayer
    
    for (const TrigInDetSiLayer& s : *pVL) {
      m_layerGeometry.emplace_back(s.m_subdet, s.m_type, s.m_refCoord, s.m_minBound, s.m_maxBound);
    }
    
    //fill which has id for each module belongs to what layer
    m_sct_h2l = m_layerNumberTool->sctLayers();
    m_pix_h2l = m_layerNumberTool->pixelLayers();
    m_are_pixels.resize(m_layerNumberTool->maxNumberOfUniqueLayers(), true);
    for(const auto& l : *m_sct_h2l) m_are_pixels[l] = false;
    
    //parse connection 
 
    m_connector =  std::make_unique<Acts::Experimental::GbtsConnector>(m_cfg.connectorInputFile, m_cfg.lrtMode);
 
    // option that allows for adding custom eta binning (default is at 0.2)
    if (m_cfg.etaBinOverride != 0.0f) {
 
      m_connector->etaBin = m_cfg.etaBinOverride;
    }
  
    //create geoemtry object that holds allowed pairing of allowed eta regions in each layer 
    m_gbtsGeo = std::make_unique<Acts::Experimental::GbtsGeometry>( m_layerGeometry, m_connector);
 
    m_finder = std::make_unique<Acts::Experimental::GraphBasedTrackSeeder>(m_cfg, std::move(m_gbtsGeo), m_layerGeometry, logger().cloneWithSuffix("gbtsFinder"));
    
    return StatusCode::SUCCESS;
}

logger()

const Acts::Logger & ActsTrk::GbtsSeedingTool::logger ( ) const

inlineprivate

Private access to the logger.

Definition at line 140 of file GbtsSeedingTool.h.

{ return *m_logger; }

prepareConfiguration()

StatusCode ActsTrk::GbtsSeedingTool::prepareConfiguration ( )

private

Definition at line 180 of file GbtsSeedingTool.cxx.

  {
 
    m_cfg.lrtMode = m_LRTmode;
    m_cfg.useMl = m_useML;
    m_cfg.matchBeforeCreate = m_matchBeforeCreate;
    m_cfg.useOldTunings = m_useOldTunings;
    m_cfg.etaBinOverride = m_etaBinOverride;
    m_cfg.beamSpotCorrection = m_BeamSpotCorrection;
    m_cfg.sigmaMS = m_sigmaMS;
    m_cfg.radLen = m_radLen;
    m_cfg.sigmaX = m_sigma_x;
    m_cfg.sigmaY = m_sigma_y;
    m_cfg.weightX = m_weight_x;
    m_cfg.weightY = m_weight_y;
    m_cfg.maxDChi2X = m_maxDChi2_x;
    m_cfg.maxDChi2Y = m_maxDChi2_y;
    m_cfg.addHit = m_add_hit;
    m_cfg.minPt = m_minPt;
    m_cfg.phiSliceWidth = m_phiSliceWidth ;
    m_cfg.nMaxPhiSlice = m_nMaxPhiSlice;
    m_cfg.connectorInputFile = m_connectorInputFile;
    m_cfg.lutInputFile = m_lutFile;
    m_cfg.useEtaBinning = m_useEtaBinning;
    m_cfg.doubletFilterRZ = m_doubletFilterRZ ;
    m_cfg.minDeltaRadius = m_minDeltaRadius;
    m_cfg.nMaxEdges = m_nMaxEdges;
    m_cfg.tauRatioCut = m_tau_ratio_cut; 
    m_cfg.tauRatioPrecut = m_tau_ratio_precut;
    m_cfg.ptCoeff = m_ptCoeff;
    m_cfg.maxCurvature = m_max_curvature;
    m_cfg.maxZ0 = m_max_z0;
    m_cfg.edgeMaskMinEta = m_edge_mask_min_eta;
    m_cfg.hitShareThreshold = m_hit_share_threshold;
    m_cfg.maxEndcapClusterWidth = m_max_endcap_clusterwidth;
 
    return StatusCode::SUCCESS;
  }

printGbtsConfig()

void ActsTrk::GbtsSeedingTool::printGbtsConfig ( const Acts::Experimental::GbtsConfig & cfg )

private

Definition at line 219 of file GbtsSeedingTool.cxx.

                                                                             {
  ATH_MSG_DEBUG("===== GbtsConfig =====");
  ATH_MSG_DEBUG( "beamSpotCorrection: " << cfg.beamSpotCorrection << " (default: false)");
  ATH_MSG_DEBUG( "connectorInputFile: " << cfg.connectorInputFile << " (default: empty string)");
  ATH_MSG_DEBUG( "lutInputFile: " << cfg.lutInputFile << " (default: empty string)");
  ATH_MSG_DEBUG( "lrtMode: " << cfg.lrtMode << " (default: false)");
  ATH_MSG_DEBUG( "useMl: " << cfg.useMl << " (default: false)");
  ATH_MSG_DEBUG( "matchBeforeCreate: " << cfg.matchBeforeCreate << " (default: false)");
  ATH_MSG_DEBUG( "useOldTunings: " << cfg.useOldTunings << " (default: false)");
  ATH_MSG_DEBUG( "tauRatioPrecut: " << cfg.tauRatioPrecut << " (default: 0.009f)");
  ATH_MSG_DEBUG( "tauRatioCut: " << cfg.tauRatioCut << " (default: 0.007)");
  ATH_MSG_DEBUG( "etaBinOverride: " << cfg.etaBinOverride << " (default: 0.0)");
  ATH_MSG_DEBUG( "nMaxPhiSlice: " << cfg.nMaxPhiSlice << " (default: 53)");
  ATH_MSG_DEBUG( "minPt: " << cfg.minPt << " (default: 1000. MeV)");
  ATH_MSG_DEBUG( "phiSliceWidth: " << cfg.phiSliceWidth << " (default: null)");
  ATH_MSG_DEBUG( "ptCoeff: " << cfg.ptCoeff << " (default: 0.29955)");
  ATH_MSG_DEBUG( "useEtaBinning: " << cfg.useEtaBinning << " (default: true)");
  ATH_MSG_DEBUG( "doubletFilterRZ: " << cfg.doubletFilterRZ << " (default: true)");
  ATH_MSG_DEBUG( "nMaxEdges: " << cfg.nMaxEdges << " (default: 2000000)");
  ATH_MSG_DEBUG( "minDeltaRadius: " << cfg.minDeltaRadius << " (default: 2.0)");
  ATH_MSG_DEBUG( "sigmaMS: " << cfg.sigmaMS << " (default: 0.016)");
  ATH_MSG_DEBUG( "radLen: " << cfg.radLen << " (default: 0.025)");
  ATH_MSG_DEBUG( "sigmaX: " << cfg.sigmaX << " (default: 0.08)");
  ATH_MSG_DEBUG( "sigmaY: " << cfg.sigmaY << " (default: 0.25)");
  ATH_MSG_DEBUG( "weightX: " << cfg.weightX << " (default: 0.5)");
  ATH_MSG_DEBUG( "weightY: " << cfg.weightY << " (default: 0.5)");
  ATH_MSG_DEBUG( "maxDChi2X: " << cfg.maxDChi2X << " (default: 5.0)");
  ATH_MSG_DEBUG( "maxDChi2Y: " << cfg.maxDChi2Y << " (default: 6.0)");
  ATH_MSG_DEBUG( "addHit: " << cfg.addHit << " (default: 14.0)");
  ATH_MSG_DEBUG( "maxCurvature: " << cfg.maxCurvature << " (default: 1e-3f)");
  ATH_MSG_DEBUG( "maxZ0: " << cfg.maxZ0 << " (default: 170.0)");
  ATH_MSG_DEBUG( "edgeMaskMinEta: " << cfg.edgeMaskMinEta << " (default: 1.5)");
  ATH_MSG_DEBUG( "hitShareThreshold: " << cfg.hitShareThreshold << " (default: 0.49)");
  ATH_MSG_DEBUG( "maxEndcapClusterWidth: " << cfg.maxEndcapClusterWidth << " (default: 0.35)");
 
}

Member Data Documentation

m_add_hit

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_add_hit {this, "add_hit", 14.0, "reward added to tracks for each accepted hit before chi2"}

private

Definition at line 131 of file GbtsSeedingTool.h.

{this, "add_hit", 14.0, "reward added to tracks for each accepted hit before chi2"};

m_are_pixels

std::vector<bool> ActsTrk::GbtsSeedingTool::m_are_pixels

private

Definition at line 97 of file GbtsSeedingTool.h.

m_BeamSpotCorrection

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_BeamSpotCorrection {this, "beamSpotCorrection", true, "apply primary vertex corrections to spacepoints"}

private

Definition at line 111 of file GbtsSeedingTool.h.

{this, "beamSpotCorrection", true, "apply primary vertex corrections to spacepoints"};

m_cfg

Acts::Experimental::GbtsConfig ActsTrk::GbtsSeedingTool::m_cfg

private

Definition at line 81 of file GbtsSeedingTool.h.

m_connector

std::unique_ptr<Acts::Experimental::GbtsConnector> ActsTrk::GbtsSeedingTool::m_connector = nullptr

private

Definition at line 79 of file GbtsSeedingTool.h.

m_connectorInputFile

Gaudi::Property<std::string> ActsTrk::GbtsSeedingTool::m_connectorInputFile {this, "connectorInputFile","binTables_ITK_RUN4.txt", "input file for making connector object"}

private

Definition at line 100 of file GbtsSeedingTool.h.

{this, "connectorInputFile","binTables_ITK_RUN4.txt", "input file for making connector object"};

m_doubletFilterRZ

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_doubletFilterRZ {this, "doubletFilterRZ",true, "bool applies new Z cuts on doublets"}

private

Definition at line 117 of file GbtsSeedingTool.h.

{this, "doubletFilterRZ",true, "bool applies new Z cuts on doublets"}; 

m_edge_mask_min_eta

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_edge_mask_min_eta {this, "edge_mask_min_eta", 1.5, "not sure"}

private

Definition at line 134 of file GbtsSeedingTool.h.

{this, "edge_mask_min_eta", 1.5, "not sure"};

m_etaBinOverride

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_etaBinOverride {this, "etaBinOverride", 0.0f, "apply custom binning for connections"}

private

Definition at line 109 of file GbtsSeedingTool.h.

{this, "etaBinOverride", 0.0f, "apply custom binning for connections"};

m_finder

std::unique_ptr<Acts::Experimental::GraphBasedTrackSeeder> ActsTrk::GbtsSeedingTool::m_finder = nullptr

private

Definition at line 87 of file GbtsSeedingTool.h.

m_gbtsGeo

std::unique_ptr<Acts::Experimental::GbtsGeometry> ActsTrk::GbtsSeedingTool::m_gbtsGeo = nullptr

private

Definition at line 83 of file GbtsSeedingTool.h.

m_hit_share_threshold

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_hit_share_threshold {this, "hit_share_threshold", 0.49, "not sure"}

private

Definition at line 135 of file GbtsSeedingTool.h.

{this, "hit_share_threshold", 0.49, "not sure"};

m_layerGeometry

std::vector<Acts::Experimental::TrigInDetSiLayer> ActsTrk::GbtsSeedingTool::m_layerGeometry {}

private

Definition at line 85 of file GbtsSeedingTool.h.

{}; //layer objects used by GBTS

m_layerNumberTool

ToolHandle<ITrigL2LayerNumberTool> ActsTrk::GbtsSeedingTool::m_layerNumberTool {this, "layerNumberTool", "TrigL2LayerNumberToolITk"}

private

Definition at line 91 of file GbtsSeedingTool.h.

{this, "layerNumberTool", "TrigL2LayerNumberToolITk"}; 

m_logger

std::unique_ptr<const Acts::Logger> ActsTrk::GbtsSeedingTool::m_logger {nullptr}

private

logging instance

Definition at line 142 of file GbtsSeedingTool.h.

{nullptr};

m_LRTmode

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_LRTmode {this, "LRTmode", false, "whether strip or pixel hits are used"}

private

Definition at line 103 of file GbtsSeedingTool.h.

{this, "LRTmode", false, "whether strip or pixel hits are used"};

m_lutFile

Gaudi::Property<std::string> ActsTrk::GbtsSeedingTool::m_lutFile {this, "lutInputFile", "gbts_ml_pixel_barrel_loose.lut", "file to LUT"}

private

Definition at line 101 of file GbtsSeedingTool.h.

{this, "lutInputFile", "gbts_ml_pixel_barrel_loose.lut", "file to LUT"}; 

m_matchBeforeCreate

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_matchBeforeCreate {this, "matchBeforeCreate", true, "need to check what this does"}

private

Definition at line 105 of file GbtsSeedingTool.h.

{this, "matchBeforeCreate", true, "need to check what this does"};

m_max_curvature

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_max_curvature {this, "max_curvature", 1e-3f, "not sure"}

private

Definition at line 132 of file GbtsSeedingTool.h.

{this, "max_curvature", 1e-3f, "not sure"};

m_max_endcap_clusterwidth

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_max_endcap_clusterwidth {this, "max_endcap_clusterwidth", 0.35, "discards any spacepoints which dr/dz cant be accurately modelled"}

private

Definition at line 138 of file GbtsSeedingTool.h.

{this, "max_endcap_clusterwidth", 0.35, "discards any spacepoints which dr/dz cant be accurately modelled"};

m_max_z0

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_max_z0 {this, "max_z0", 170.0, "not sure"}

private

Definition at line 133 of file GbtsSeedingTool.h.

{this, "max_z0", 170.0, "not sure"};

m_maxDChi2_x

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_maxDChi2_x {this, "maxDChi2_x", 5.0, "gate threshold for chi2 test"}

private

Definition at line 129 of file GbtsSeedingTool.h.

{this, "maxDChi2_x", 5.0, "gate threshold for chi2 test"}; //was 35.0

m_maxDChi2_y

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_maxDChi2_y {this, "maxDChi2_y", 6.0, "gate threshold for chi2 test"}

private

Definition at line 130 of file GbtsSeedingTool.h.

{this, "maxDChi2_y", 6.0, "gate threshold for chi2 test"};//was 31.0

m_minDeltaRadius

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_minDeltaRadius {this, "minDeltaRadius",2.0, " min dr for doublet"}

private

Definition at line 118 of file GbtsSeedingTool.h.

{this, "minDeltaRadius",2.0, " min dr for doublet"}; 

m_minPt

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_minPt {this, "minPt", 1000.0, "Lower cutoff for seeds"}

private

Definition at line 112 of file GbtsSeedingTool.h.

{this, "minPt", 1000.0, "Lower cutoff for seeds"};

m_nMaxEdges

Gaudi::Property<int> ActsTrk::GbtsSeedingTool::m_nMaxEdges {this, "MaxEdges",3000000, " max number of Gbts edges/doublets"}

private

Definition at line 119 of file GbtsSeedingTool.h.

{this, "MaxEdges",3000000, " max number of Gbts edges/doublets"};

m_nMaxPhiSlice

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_nMaxPhiSlice {this, "nMaxPhiSlice",53, "used to calculate phi slices"}

private

Definition at line 110 of file GbtsSeedingTool.h.

{this, "nMaxPhiSlice",53, "used to calculate phi slices"}; 

m_phiSliceWidth

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_phiSliceWidth {this, "phiSliceWidth",0, "initialised in loadSpacePoints function"}

private

Definition at line 113 of file GbtsSeedingTool.h.

{this, "phiSliceWidth",0, "initialised in loadSpacePoints function"};

m_pix_h2l

const std::vector<short>* ActsTrk::GbtsSeedingTool::m_pix_h2l {nullptr}

private

Definition at line 96 of file GbtsSeedingTool.h.

{nullptr};

m_ptCoeff

Gaudi::Property<double> ActsTrk::GbtsSeedingTool::m_ptCoeff {this, "ptCoeff", 0.29997 * 1.9972 / 2.0, "~0.3*B/2 - assumes nominal field of 2*T"}

private

Definition at line 120 of file GbtsSeedingTool.h.

{this, "ptCoeff", 0.29997 * 1.9972 / 2.0, "~0.3*B/2 - assumes nominal field of 2*T"}; 

m_radLen

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_radLen {this, "radLen", 0.025, "not sure"}

private

Definition at line 124 of file GbtsSeedingTool.h.

{this, "radLen", 0.025, "not sure"};

m_sct_h2l

const std::vector<short>* ActsTrk::GbtsSeedingTool::m_sct_h2l {nullptr}

private

Definition at line 95 of file GbtsSeedingTool.h.

{nullptr};

m_sigma_x

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_sigma_x {this, "sigma_x", 0.08, "measurement resolution for residual on y direction"}

private

Definition at line 125 of file GbtsSeedingTool.h.

{this, "sigma_x", 0.08, "measurement resolution for residual on y direction"}; //was 0.22

m_sigma_y

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_sigma_y {this, "sigma_y", 0.25, "measurement resolution on r-z plane"}

private

Definition at line 126 of file GbtsSeedingTool.h.

{this, "sigma_y", 0.25, "measurement resolution on r-z plane"};// was 1.7

m_sigmaMS

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_sigmaMS {this, "sigmaMS", 0.016, "process noise from multiple scattering"}

private

Definition at line 123 of file GbtsSeedingTool.h.

{this, "sigmaMS", 0.016, "process noise from multiple scattering"};

m_tau_ratio_cut

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_tau_ratio_cut {this, "cut_tau_ratio_max",0.007, "tau cut for doublets and triplets"}

private

Definition at line 107 of file GbtsSeedingTool.h.

{this, "cut_tau_ratio_max",0.007, "tau cut for doublets and triplets"}; 

m_tau_ratio_precut

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_tau_ratio_precut {this, "precut_tau_ratio_max",0.009f, "not sure"}

private

Definition at line 108 of file GbtsSeedingTool.h.

{this, "precut_tau_ratio_max",0.009f, "not sure"}; 

m_useEtaBinning

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_useEtaBinning {this, "useEtaBinning",true, "bool to use eta binning from geometry structure"}

private

Definition at line 116 of file GbtsSeedingTool.h.

{this, "useEtaBinning",true, "bool to use eta binning from geometry structure"}; 

m_useML

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_useML {this, "useML", true, "use the cluster width of the spacepoint"}

private

Definition at line 104 of file GbtsSeedingTool.h.

{this, "useML", true, "use the cluster width of the spacepoint"};

m_useOldTunings

Gaudi::Property<bool> ActsTrk::GbtsSeedingTool::m_useOldTunings {this, "useOldTunings", false, "use the tunings for 900MeV cut"}

private

Definition at line 106 of file GbtsSeedingTool.h.

{this, "useOldTunings", false, "use the tunings for 900MeV cut"};

m_weight_x

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_weight_x {this, "weight_x", 0.5, "penalty weight for track"}

private

Definition at line 127 of file GbtsSeedingTool.h.

{this, "weight_x", 0.5, "penalty weight for track"};

m_weight_y

Gaudi::Property<float> ActsTrk::GbtsSeedingTool::m_weight_y {this, "weight_y", 0.5, "penalty weight for track"}

private

Definition at line 128 of file GbtsSeedingTool.h.

{this, "weight_y", 0.5, "penalty weight for track"};

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The documentation for this class was generated from the following files:

• GbtsSeedingTool.h
• GbtsSeedingTool.cxx