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KshortReconstruction Class Reference

#include <coresoftware/blob/master/offline/packages/TrackingDiagnostics/KshortReconstruction.h>

+ Inheritance diagram for KshortReconstruction:
+ Collaboration diagram for KshortReconstruction:

Public Member Functions

 KshortReconstruction (const std::string &name="KshortReconstruction")
 
virtual ~KshortReconstruction ()
 
int InitRun (PHCompositeNode *topNode) override
 
int process_event (PHCompositeNode *topNode) override
 
int End (PHCompositeNode *) override
 Called at the end of all processing.
 
void setPtCut (double ptcut)
 
void setTrackQualityCut (double cut)
 
void setPairDCACut (double cut)
 
void setTrackDCACut (double cut)
 
void setRequireMVTX (bool set)
 
void setDecayMass (Float_t decayMassSet)
 
void set_output_file (const std::string &outputfile)
 
- Public Member Functions inherited from SubsysReco
 ~SubsysReco () override
 
virtual int EndRun (const int)
 Called at the end of each run.
 
virtual int Init (PHCompositeNode *)
 
virtual int Reset (PHCompositeNode *)
 Reset.
 
virtual int ResetEvent (PHCompositeNode *)
 Clean up after each event.
 
void Print (const std::string &="ALL") const override
 
- Public Member Functions inherited from Fun4AllBase
virtual ~Fun4AllBase ()
 
virtual const std::string Name () const
 Returns the name of this module.
 
virtual void Name (const std::string &name)
 Sets the name of this module.
 
virtual void Verbosity (const int ival)
 Sets the verbosity of this module (0 by default=quiet).
 
virtual void Verbosity (enu_Verbosity ival)
 Sets the verbosity of this module (0 by default=quiet).
 
virtual int Verbosity () const
 Gets the verbosity of this module.
 

Private Member Functions

void fillNtp (SvtxTrack *track1, SvtxTrack *track2, Acts::Vector3 dcavals1, Acts::Vector3 dcavals2, Acts::Vector3 pca_rel1, Acts::Vector3 pca_rel2, double pair_dca, double invariantMass, double invariantPt, float rapidity, float pseudorapidity, Eigen::Vector3d projected_pos1, Eigen::Vector3d projected_pos2, Eigen::Vector3d projected_mom1, Eigen::Vector3d projected_mom2, Acts::Vector3 pca_rel1_proj, Acts::Vector3 pca_rel2_proj, double pair_dca_proj)
 
void fillHistogram (Eigen::Vector3d mom1, Eigen::Vector3d mom2, TH1D *massreco, double &invariantMass, double &invariantPt, float &rapidity, float &pseudorapidity)
 
void findPcaTwoTracks (Acts::Vector3 pos1, Acts::Vector3 pos2, Acts::Vector3 mom1, Acts::Vector3 mom2, Acts::Vector3 &pca1, Acts::Vector3 &pca2, double &dca)
 
int getNodes (PHCompositeNode *topNode)
 
Acts::Vector3 calculateDca (SvtxTrack *track, const Acts::Vector3 &momentum, Acts::Vector3 position)
 
bool projectTrackToCylinder (SvtxTrack *track, double Radius, Eigen::Vector3d &pos, Eigen::Vector3d &mom)
 
bool projectTrackToPoint (SvtxTrack *track, Eigen::Vector3d PCA, Eigen::Vector3d &pos, Eigen::Vector3d &mom)
 
Acts::Vector3 getVertex (SvtxTrack *track)
 

Private Attributes

TNtuple * ntp_reco_info = nullptr
 
ActsGeometry * _tGeometry = nullptr
 
SvtxTrackMap * m_svtxTrackMap = nullptr
 
SvtxVertexMap * m_vertexMap = nullptr
 
std::string filepath = ""
 
Float_t decaymass = 0.13957
 
bool _require_mvtx = true
 
double _qual_cut = 10.0
 
double pair_dca_cut = 0.05
 
double track_dca_cut = 0.01
 
double invariant_pt_cut = 0.1
 
TFile * fout = nullptr
 
TH1D * recomass = nullptr
 

Additional Inherited Members

- Public Types inherited from Fun4AllBase
enum  enu_Verbosity {
  VERBOSITY_QUIET = 0, VERBOSITY_SOME = 1, VERBOSITY_MORE = 2, VERBOSITY_EVEN_MORE = 3,
  VERBOSITY_A_LOT = 4, VERBOSITY_MAX = std::numeric_limits<int>::max() - 10
}
 
- Protected Member Functions inherited from SubsysReco
 SubsysReco (const std::string &name="NONAME")
 

Detailed Description

Definition at line 43 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 43 of file KshortReconstruction.h

Constructor & Destructor Documentation

KshortReconstruction::KshortReconstruction ( const std::string &  name = "KshortReconstruction")

Definition at line 404 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 404 of file KshortReconstruction.cc

virtual KshortReconstruction::~KshortReconstruction ( )
inlinevirtual

Definition at line 47 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 47 of file KshortReconstruction.h

Member Function Documentation

Acts::Vector3 KshortReconstruction::calculateDca ( SvtxTrack *  track,
const Acts::Vector3 &  momentum,
Acts::Vector3  position 
)
private

Definition at line 409 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 409 of file KshortReconstruction.cc

References SvtxVertexMap::get(), SvtxTrack::get_vertex_id(), m_vertexMap, ActsTests::PropagationDatasets::phi, position, physmon_track_finding_ttbar::r, and Fun4AllBase::Verbosity().

Referenced by process_event().

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int KshortReconstruction::End ( PHCompositeNode *  )
overridevirtual

Called at the end of all processing.

Reimplemented from SubsysReco.

Definition at line 474 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 474 of file KshortReconstruction.cc

References fout, ntp_reco_info, and recomass.

void KshortReconstruction::fillHistogram ( Eigen::Vector3d  mom1,
Eigen::Vector3d  mom2,
TH1D *  massreco,
double &  invariantMass,
double &  invariantPt,
float &  rapidity,
float &  pseudorapidity 
)
private

Definition at line 207 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 207 of file KshortReconstruction.cc

References decaymass, invariant_pt_cut, v1, v2, and Fun4AllBase::Verbosity().

Referenced by process_event().

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void KshortReconstruction::fillNtp ( SvtxTrack *  track1,
SvtxTrack *  track2,
Acts::Vector3  dcavals1,
Acts::Vector3  dcavals2,
Acts::Vector3  pca_rel1,
Acts::Vector3  pca_rel2,
double  pair_dca,
double  invariantMass,
double  invariantPt,
float  rapidity,
float  pseudorapidity,
Eigen::Vector3d  projected_pos1,
Eigen::Vector3d  projected_pos2,
Eigen::Vector3d  projected_mom1,
Eigen::Vector3d  projected_mom2,
Acts::Vector3  pca_rel1_proj,
Acts::Vector3  pca_rel2_proj,
double  pair_dca_proj 
)
private

Definition at line 167 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 167 of file KshortReconstruction.cc

References SvtxVertexMap::get(), SvtxTrack::get_charge(), SvtxTrack::get_px(), SvtxTrack::get_py(), SvtxTrack::get_pz(), SvtxTrack::get_quality(), SvtxTrack::get_tpc_seed(), SvtxTrack::get_vertex_id(), SvtxTrack::get_x(), SvtxTrack::get_y(), SvtxTrack::get_z(), m_vertexMap, ntp_reco_info, ActsTests::PropagationDatasets::pathLength, and TrackSeed::size_cluster_keys().

Referenced by process_event().

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void KshortReconstruction::findPcaTwoTracks ( Acts::Vector3  pos1,
Acts::Vector3  pos2,
Acts::Vector3  mom1,
Acts::Vector3  mom2,
Acts::Vector3 &  pca1,
Acts::Vector3 &  pca2,
double &  dca 
)
private

Definition at line 339 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 339 of file KshortReconstruction.cc

References KFPMath::a2, b1, Acts::PhysicalConstants::c, decaymass, F, G, testing::internal::move(), v1, v2, TauVsDIS_MachineLearning_Differentiation::X, and TauVsDIS_MachineLearning_Differentiation::Y.

Referenced by process_event().

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int KshortReconstruction::getNodes ( PHCompositeNode *  topNode)
private

Definition at line 484 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 484 of file KshortReconstruction.cc

References _tGeometry, Fun4AllReturnCodes::ABORTEVENT, Fun4AllReturnCodes::EVENT_OK, m_svtxTrackMap, m_vertexMap, and PHWHERE.

Referenced by InitRun().

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Acts::Vector3 KshortReconstruction::getVertex ( SvtxTrack *  track)
private

Definition at line 324 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 324 of file KshortReconstruction.cc

References Acts::UnitConstants::cm, SvtxVertexMap::get(), SvtxTrack::get_vertex_id(), SvtxVertex::get_x(), SvtxVertex::get_y(), SvtxVertex::get_z(), and m_vertexMap.

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int KshortReconstruction::InitRun ( PHCompositeNode *  )
overridevirtual

Called for first event when run number is known. Typically this is where you may want to fetch data from database, because you know the run number.

Reimplemented from SubsysReco.

Definition at line 459 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 459 of file KshortReconstruction.cc

References filepath, fout, getNodes(), perf_headwind::name, ntp_reco_info, and recomass.

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int KshortReconstruction::process_event ( PHCompositeNode *  )
overridevirtual

Called for each event. This is where you do the real work.

Reimplemented from SubsysReco.

Definition at line 19 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 19 of file KshortReconstruction.cc

References _qual_cut, _require_mvtx, SvtxTrackMap::begin(), calculateDca(), SvtxTrackMap::end(), fillHistogram(), fillNtp(), findPcaTwoTracks(), m_svtxTrackMap, next, pair_dca_cut, projectTrackToPoint(), recomass, track_dca_cut, and Fun4AllBase::Verbosity().

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bool KshortReconstruction::projectTrackToCylinder ( SvtxTrack *  track,
double  Radius,
Eigen::Vector3d &  pos,
Eigen::Vector3d &  mom 
)
private

Make a cylindrical surface at (0,0,0) aligned along the z axis

Definition at line 280 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 280 of file KshortReconstruction.cc

References _tGeometry, Acts::UnitConstants::cm, eta, ActsGeometry::geometry(), ActsTrackingGeometry::getGeoContext(), m_vertexMap, momentum, Acts::Test::pos, ActsTests::PropagationDatasets::theta, and Acts::Test::transform.

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bool KshortReconstruction::projectTrackToPoint ( SvtxTrack *  track,
Eigen::Vector3d  PCA,
Eigen::Vector3d &  pos,
Eigen::Vector3d &  mom 
)
private

create perigee surface

Definition at line 237 of file KshortReconstruction.cc.

View newest version in sPHENIX GitHub at line 237 of file KshortReconstruction.cc

References _tGeometry, Acts::UnitConstants::cm, ActsGeometry::geometry(), SvtxTrack::get_px(), SvtxTrack::get_py(), SvtxTrack::get_pz(), SvtxTrack::get_x(), SvtxTrack::get_y(), SvtxTrack::get_z(), ActsTrackingGeometry::getGeoContext(), m_vertexMap, ActsPropagator::makeTrackParams(), ActsPropagator::makeVertexSurface(), momentum, Acts::Test::pos, ActsPropagator::propagateTrack(), and Fun4AllBase::Verbosity().

Referenced by process_event().

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void KshortReconstruction::set_output_file ( const std::string &  outputfile)
inline

Definition at line 59 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 59 of file KshortReconstruction.h

References filepath.

Referenced by G4KshortReconstruction().

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void KshortReconstruction::setDecayMass ( Float_t  decayMassSet)
inline

Definition at line 58 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 58 of file KshortReconstruction.h

References decaymass.

void KshortReconstruction::setPairDCACut ( double  cut)
inline

Definition at line 55 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 55 of file KshortReconstruction.h

References pair_dca_cut.

void KshortReconstruction::setPtCut ( double  ptcut)
inline

Definition at line 53 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 53 of file KshortReconstruction.h

References invariant_pt_cut.

void KshortReconstruction::setRequireMVTX ( bool  set)
inline

Definition at line 57 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 57 of file KshortReconstruction.h

References _require_mvtx.

void KshortReconstruction::setTrackDCACut ( double  cut)
inline

Definition at line 56 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 56 of file KshortReconstruction.h

References track_dca_cut.

void KshortReconstruction::setTrackQualityCut ( double  cut)
inline

Definition at line 54 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 54 of file KshortReconstruction.h

References _qual_cut.

Member Data Documentation

double KshortReconstruction::_qual_cut = 10.0
private

Definition at line 86 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 86 of file KshortReconstruction.h

Referenced by process_event(), and setTrackQualityCut().

bool KshortReconstruction::_require_mvtx = true
private

Definition at line 85 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 85 of file KshortReconstruction.h

Referenced by process_event(), and setRequireMVTX().

ActsGeometry* KshortReconstruction::_tGeometry = nullptr
private

Definition at line 79 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 79 of file KshortReconstruction.h

Referenced by getNodes(), projectTrackToCylinder(), and projectTrackToPoint().

Float_t KshortReconstruction::decaymass = 0.13957
private

Definition at line 84 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 84 of file KshortReconstruction.h

Referenced by fillHistogram(), findPcaTwoTracks(), and setDecayMass().

std::string KshortReconstruction::filepath = ""
private

Definition at line 83 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 83 of file KshortReconstruction.h

Referenced by InitRun(), and set_output_file().

TFile* KshortReconstruction::fout = nullptr
private

Definition at line 90 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 90 of file KshortReconstruction.h

Referenced by End(), and InitRun().

double KshortReconstruction::invariant_pt_cut = 0.1
private

Definition at line 89 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 89 of file KshortReconstruction.h

Referenced by fillHistogram(), and setPtCut().

SvtxTrackMap* KshortReconstruction::m_svtxTrackMap = nullptr
private

Definition at line 80 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 80 of file KshortReconstruction.h

Referenced by getNodes(), and process_event().

SvtxVertexMap* KshortReconstruction::m_vertexMap = nullptr
private

Definition at line 81 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 81 of file KshortReconstruction.h

Referenced by calculateDca(), fillNtp(), getNodes(), getVertex(), projectTrackToCylinder(), and projectTrackToPoint().

TNtuple* KshortReconstruction::ntp_reco_info = nullptr
private

Definition at line 78 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 78 of file KshortReconstruction.h

Referenced by End(), fillNtp(), and InitRun().

double KshortReconstruction::pair_dca_cut = 0.05
private

Definition at line 87 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 87 of file KshortReconstruction.h

Referenced by process_event(), and setPairDCACut().

TH1D* KshortReconstruction::recomass = nullptr
private

Definition at line 91 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 91 of file KshortReconstruction.h

Referenced by End(), InitRun(), and process_event().

double KshortReconstruction::track_dca_cut = 0.01
private

Definition at line 88 of file KshortReconstruction.h.

View newest version in sPHENIX GitHub at line 88 of file KshortReconstruction.h

Referenced by process_event(), and setTrackDCACut().

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