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Track Class Reference

#include <Track.h>

Inheritance diagram for Track:

FitTrack List of all members.

Public Types

enum  TrackType {
  Velo = 1, VeloR = 2, Backward = 4, Long = 8,
  Upstream = 16, Downstream = 32, Ttrack = 64
}
 enumeration for the track type More...
enum  HistoryFlag {
  LongTrack = 1, Seeding = 2, TrKshort = 4, TrMatching = 8,
  VeloTrack = 16, VeloTT = 32, TrgForward = 64, TrgVelo = 128,
  TrgVeloTT = 256
}
 enumeration for the track history More...
enum  Flag { Valid = 1, Unique = 2, IPSelected = 4, MuSelected = 8 }
 enumeration for the track flags More...

Public Member Functions

 Track (int key)
 Constructor with assigned key.
 Track ()
 Default Constructor.
 ~Track ()
 Track destructor.
virtual const CLID & clID () const
StatusCode positionAndMomentum (HepPoint3D &pos, HepVector3D &mom, HepSymMatrix &cov6D) const
 Retrieve the position and momentum vectors and the corresponding 6D covariance matrix (pos:1->3,mom:4-6) at the physics state.
StatusCode position (HepPoint3D &pos, HepSymMatrix &errPos) const
 Retrieve the 3D-position (+ errors) at the physics state.
StatusCode slopes (HepVector3D &slopes, HepSymMatrix &errSlopes) const
 Retrieve the slopes (dx/dz,dy/dz,1) at the physics state.
double p () const
 Retrieve the momentum at the physics state.
double pt () const
 Retrieve the transverse momentum at the physics state.
StatusCode momentum (HepVector3D &mom, HepSymMatrix &errMom) const
 Retrieve the momentum vector (+ errors) at the physics state.
StatusCode posMomCovariance (HepSymMatrix &cov6D) const
 Retrieve the 6D covariance matrix (x,y,z,px,py,pz) at the physics state.
int charge () const
 Retrieve the charge assigned to the track.
virtual unsigned int nMeasurements () const
 number of measurements on track
unsigned int nStates () const
 number of states on track
void addToStates (State *value)
 Add a State to the list of states associated to the track.
void removeFromStates (State *value)
 Remove a State from the list of states associated to the track.
virtual State & closestState (double z)
 Retrieve the reference to the state closest to the given z-position.
virtual const State & closestState (double z) const
 Retrieve the reference to the state closest to the given z-position.
virtual State & closestState (const HepPlane3D &plane)
 Retrieve the reference to the state closest to the given plane.
virtual const State & closestState (const HepPlane3D &plane) const
 Retrieve the reference to the state closest to the given plane.
bool hasStateAt (const State::Location &value) const
 check the existence of a state at a certain predefined location. See State class.
virtual State * stateAt (const State::Location &value)
 Retrieve the pointer to the state at a certain predefined location. See State class.
virtual const State * stateAt (const State::Location &value) const
 Retrieve the pointer to the state at a certain predefined location. See State class.
double chi2 () const
 Retrieve the Chi^2 of the track.
virtual void reset ()
 Clear the track before re-use.
virtual Track * clone () const
 Clone the track.
void addToLhcbIDs (const LHCbID &value)
 Add an LHCbID to the list of LHCbIDs associated to the track.
void removeFromLhcbIDs (const LHCbID &value)
 Remove an LHCbID from the list of LHCbIDs associated to the track.
virtual bool producedByAlgo (const HistoryFlag &value) const
 Check whether the track was produced by a given algorithm.
virtual void setProducedByAlgo (const HistoryFlag &value)
 Update the name of the algorithm that produced the track.
double chi2PerDoF () const
 Retrieve const chi^2 per degree of freedom of the track.
void setChi2PerDoF (double value)
 Update chi^2 per degree of freedom of the track.
int nDoF () const
 Retrieve const number of degrees of freedom of the track.
void setNDoF (int value)
 Update number of degrees of freedom of the track.
unsigned int flags () const
 Retrieve const the variety of track flags.
void setType (const TrackType &value)
 Update track type.
bool checkType (const TrackType &value) const
 Check track type.
void setFlag (const Flag &value)
 Update track flags.
bool checkFlag (const Flag &value) const
 Check track flags.
const std::vector< LHCbID > & lhcbIDs () const
 Retrieve const container of LHCbIDs.
std::vector< LHCbID > & lhcbIDs ()
 Retrieve container of LHCbIDs.
void setLhcbIDs (const std::vector< LHCbID > &value)
 Update container of LHCbIDs.
const State & physicsState () const
 Retrieve const State closest to the beam-line.
State & physicsState ()
 Retrieve State closest to the beam-line.
void setPhysicsState (const State &value)
 Update State closest to the beam-line.
const std::vector< State * > & states () const
 Retrieve const container with pointers to all the states.
std::vector< State * > & states ()
 Retrieve container with pointers to all the states.
void setStates (const std::vector< State * > &value)
 Update container with pointers to all the states.

Static Public Member Functions

static const CLID & classID ()

Protected Types

enum  flagsBits { typeBits = 0, historyBits = 7, flagBits = 16 }
 Offsets of bitfield flags. More...
enum  flagsMasks { typeMask = 0x7FL, historyMask = 0xFF80L, flagMask = 0xF0000L }
 Bitmasks for bitfield flags. More...

Protected Attributes

double m_chi2PerDoF
 chi^2 per degree of freedom of the track
int m_nDoF
 number of degrees of freedom of the track
unsigned int m_flags
 the variety of track flags
std::vector< LHCbID > m_lhcbIDs
 container of LHCbIDs
State m_physicsState
 State closest to the beam-line.
std::vector< State * > m_states
 container with pointers to all the states

Detailed Description

Track is the base class for offline and online tracks.

Author:
Jose Hernando, Eduardo Rodrigues created Tue Apr 5 18:38:34 2005

Definition at line 59 of file Track.h.

Member Enumeration Documentation

enum Track::Flag
 

enumeration for the track flags

Enumeration values:
Valid 
Unique 
IPSelected 
MuSelected 

Reimplemented in FitTrack.

Definition at line 82 of file Track.h.

00082            { Valid=1,
00083              Unique=2,
00084              IPSelected=4,
00085              MuSelected=8 };

enum Track::flagsBits [protected]
 

Offsets of bitfield flags.

Enumeration values:
typeBits 
historyBits 
flagBits 

Definition at line 251 of file Track.h.

00251                 {typeBits    = 0,
00252                  historyBits = 7,
00253                  flagBits    = 16};

enum Track::flagsMasks [protected]
 

Bitmasks for bitfield flags.

Enumeration values:
typeMask 
historyMask 
flagMask 

Definition at line 256 of file Track.h.

00256                  {typeMask    = 0x7FL,
00257                   historyMask = 0xFF80L,
00258                   flagMask    = 0xF0000L};

enum Track::HistoryFlag
 

enumeration for the track history

Enumeration values:
LongTrack 
Seeding 
TrKshort 
TrMatching 
VeloTrack 
VeloTT 
TrgForward 
TrgVelo 
TrgVeloTT 

Reimplemented in FitTrack.

Definition at line 72 of file Track.h.

00072                   { LongTrack=1,
00073                     Seeding=2,
00074                     TrKshort=4,
00075                     TrMatching=8,
00076                     VeloTrack=16,
00077                     VeloTT=32,
00078                     TrgForward=64,
00079                     TrgVelo=128,
00080                     TrgVeloTT=256 };

enum Track::TrackType
 

enumeration for the track type

Enumeration values:
Velo 
VeloR 
Backward 
Long 
Upstream 
Downstream 
Ttrack 

Reimplemented in FitTrack.

Definition at line 64 of file Track.h.

00064                 { Velo=1,
00065                   VeloR=2,
00066                   Backward=4,
00067                   Long=8,
00068                   Upstream=16,
00069                   Downstream=32,
00070                   Ttrack=64 };

Constructor & Destructor Documentation

Track::Track (  int  key  )  [inline]
 

Constructor with assigned key.

Definition at line 88 of file Track.h.

References m_chi2PerDoF, m_flags, m_lhcbIDs, m_nDoF, m_physicsState, and m_states.

00088                  : KeyedObject<int>( key ),
00089                    m_chi2PerDoF(0.0),
00090                    m_nDoF(0),
00091                    m_flags(0),
00092                    m_lhcbIDs(),
00093                    m_physicsState(),
00094                    m_states() {}

Track::Track (   )  [inline]
 

Default Constructor.

Definition at line 97 of file Track.h.

References m_chi2PerDoF, m_flags, m_lhcbIDs, m_nDoF, m_physicsState, and m_states.

Referenced by clone().

00097           : m_chi2PerDoF(0.0),
00098             m_nDoF(0),
00099             m_flags(0),
00100             m_lhcbIDs(),
00101             m_physicsState(),
00102             m_states() {}

Track::~Track (   )  [inline]
 

Track destructor.

Definition at line 283 of file Track.h.

References m_states.

00284 {
00285 
00286   for (std::vector<State*>::iterator iter = m_states.begin();
00287   iter != m_states.end(); iter++)
00288   delete *iter;
00289         
00290 }

Member Function Documentation

void Track::addToLhcbIDs (  const LHCbID &  value  )  [inline]
 

Add an LHCbID to the list of LHCbIDs associated to the track.

Definition at line 454 of file Track.h.

References m_lhcbIDs.

00455 {
00456 
00457   m_lhcbIDs.push_back( value );
00458         
00459 }

void Track::addToStates (  State *  value  )  [inline]
 

Add a State to the list of states associated to the track.

Definition at line 419 of file Track.h.

References m_states.

Referenced by TrgTrackConverter::toTrack().

00420 {
00421 
00422   m_states.push_back( value );
00423         
00424 }

int Track::charge (   )  const [inline]
 

Retrieve the charge assigned to the track.

Definition at line 397 of file Track.h.

References m_physicsState, and State::qOverP().

00398 {
00399 
00400   double qP = m_physicsState.qOverP();
00401   return ( qP != 0. ? int(fabs(qP)/qP) : 0 );
00402         
00403 }

bool Track::checkFlag (  const Flag &  value  )  const [inline]
 

Check track flags.

Definition at line 346 of file Track.h.

References flagBits, flagMask, and m_flags.

00347 {
00348   unsigned int val = (unsigned int)value;
00349   return 0 != ( m_flags & flagMask & ( val << flagBits ));
00350 }

bool Track::checkType (  const TrackType &  value  )  const [inline]
 

Check track type.

Definition at line 334 of file Track.h.

References m_flags, typeBits, and typeMask.

00335 {
00336   unsigned int val = (unsigned int)value;
00337   return 0 != ( m_flags & typeMask & ( val << typeBits ));
00338 }

double Track::chi2 (   )  const [inline]
 

Retrieve the Chi^2 of the track.

Definition at line 435 of file Track.h.

References m_chi2PerDoF, and m_nDoF.

Referenced by TrgTrackConverter::str().

00436 {
00437 
00438   return ( m_chi2PerDoF * double(m_nDoF) );
00439         
00440 }

double Track::chi2PerDoF (   )  const [inline]
 

Retrieve const chi^2 per degree of freedom of the track.

Definition at line 302 of file Track.h.

References m_chi2PerDoF.

00303 {
00304   return m_chi2PerDoF;
00305 }

const CLID & Track::classID (   )  [inline, static]
 

Reimplemented in FitTrack.

Definition at line 297 of file Track.h.

References CLID_Track.

Referenced by clID().

00298 {
00299   return CLID_Track;
00300 }

const CLID & Track::clID (   )  const [inline, virtual]
 

Reimplemented in FitTrack.

Definition at line 292 of file Track.h.

References classID().

00293 {
00294   return Track::classID();
00295 }

Track * Track::clone (   )  const [virtual]
 

Clone the track.

Reimplemented in FitTrack.

Definition at line 204 of file Track.cpp.

References Track().

Referenced by TrFitTrack2TrackCnv::execute().

00205 {
00206   Track* tk = new Track();
00207   *tk = *this;
00208   return tk;
00209 };

const State & Track::closestState (  const HepPlane3D &  plane  )  const [virtual]
 

Retrieve the reference to the state closest to the given plane.

Reimplemented in FitTrack.

Definition at line 147 of file Track.cpp.

References m_physicsState, m_states, State::position(), and position().

00148 {
00149   double minDist = 999999999.;
00150   double dist;
00151   State* best = 0;
00152   for ( std::vector<State*>::const_iterator it = m_states.begin() ;
00153         m_states.end() != it; it++ ) {
00154     dist = plane.distance( ((*it) -> position()) );
00155     if ( minDist > dist ) {
00156       minDist = dist;
00157       best    = *it;
00158     }
00159   }
00160   if ( fabs( plane.distance(m_physicsState.position()) ) < minDist )
00161     return m_physicsState;
00162 
00163   return *best;
00164 };

State & Track::closestState (  const HepPlane3D &  plane  )  [virtual]
 

Retrieve the reference to the state closest to the given plane.

Reimplemented in FitTrack.

Definition at line 127 of file Track.cpp.

References m_physicsState, m_states, State::position(), and position().

00128 {
00129   double minDist = 999999999.;
00130   double dist;
00131   State* best = 0;
00132   for ( std::vector<State*>::iterator it = m_states.begin() ;
00133         m_states.end() != it; it++ ) {
00134     dist = plane.distance( ((*it) -> position()) );
00135     if ( minDist > dist ) {
00136       minDist = dist;
00137       best    = *it;
00138     }
00139   }
00140   if ( fabs( plane.distance(m_physicsState.position())) < minDist ) return m_physicsState;
00141   return *best;
00142 };

const State & Track::closestState (  double  z  )  const [virtual]
 

Retrieve the reference to the state closest to the given z-position.

Reimplemented in FitTrack.

Definition at line 109 of file Track.cpp.

References m_physicsState, m_states, and State::z().

00110 {
00111   double minDist = 999999999.;
00112   State* best = 0;
00113   for ( std::vector<State*>::const_iterator it = m_states.begin() ;
00114         m_states.end() != it; it++ ) {
00115     if ( minDist > fabs( z - (*it)->z() ) ) {
00116       minDist = fabs( z-(*it)->z() );
00117       best    = *it;
00118     }
00119   }
00120   if ( fabs(z - m_physicsState.z()) < minDist ) return m_physicsState;
00121   return *best;
00122 };

State & Track::closestState (  double  z  )  [virtual]
 

Retrieve the reference to the state closest to the given z-position.

Reimplemented in FitTrack.

Definition at line 91 of file Track.cpp.

References m_physicsState, m_states, and State::z().

00092 {
00093   double minDist = 999999999.;
00094   State* best = 0;
00095   for ( std::vector<State*>::iterator it = m_states.begin() ;
00096         m_states.end() != it; it++ ) {
00097     if ( minDist > fabs( z - (*it)->z() ) ) {
00098       minDist = fabs( z-(*it)->z() );
00099       best    = *it;
00100     }
00101   }
00102   if ( fabs(z - m_physicsState.z()) < minDist ) return m_physicsState;
00103   return *best;
00104 };

unsigned int Track::flags (   )  const [inline]
 

Retrieve const the variety of track flags.

Definition at line 322 of file Track.h.

References m_flags.

Referenced by TrgTrackConverter::str().

00323 {
00324   return m_flags;
00325 }

bool Track::hasStateAt (  const State::Location &  value  )  const
 

check the existence of a state at a certain predefined location. See State class.

Definition at line 169 of file Track.cpp.

References stateAt().

00170 {
00171   if ( NULL != stateAt(value) ) return true;
00172   return false;
00173 };

std::vector< LHCbID > & Track::lhcbIDs (   )  [inline]
 

Retrieve container of LHCbIDs.

Definition at line 357 of file Track.h.

References m_lhcbIDs.

00358 {
00359   return m_lhcbIDs;
00360 }

const std::vector< LHCbID > & Track::lhcbIDs (   )  const [inline]
 

Retrieve const container of LHCbIDs.

Definition at line 352 of file Track.h.

References m_lhcbIDs.

00353 {
00354   return m_lhcbIDs;
00355 }

StatusCode Track::momentum (  HepVector3D &  mom,
HepSymMatrix &  errMom
)  const
 

Retrieve the momentum vector (+ errors) at the physics state.

Definition at line 69 of file Track.cpp.

References State::errMomentum(), m_physicsState, and State::momentum().

00071 {
00072   mom    = m_physicsState.momentum();
00073   errMom = m_physicsState.errMomentum();
00074 
00075   return StatusCode::SUCCESS;
00076 };

int Track::nDoF (   )  const [inline]
 

Retrieve const number of degrees of freedom of the track.

Definition at line 312 of file Track.h.

References m_nDoF.

00313 {
00314   return m_nDoF;
00315 }

unsigned int Track::nMeasurements (   )  const [inline, virtual]
 

number of measurements on track

Definition at line 405 of file Track.h.

References m_lhcbIDs.

00406 {
00407 
00408   return m_lhcbIDs.size();
00409         
00410 }

unsigned int Track::nStates (   )  const [inline]
 

number of states on track

Definition at line 412 of file Track.h.

References m_states.

00413 {
00414 
00415   return m_states.size();
00416         
00417 }

double Track::p (   )  const
 

Retrieve the momentum at the physics state.

Definition at line 53 of file Track.cpp.

References m_physicsState, and State::p().

00054 {
00055   return m_physicsState.p();
00056 };

State & Track::physicsState (   )  [inline]
 

Retrieve State closest to the beam-line.

Definition at line 372 of file Track.h.

References m_physicsState.

00373 {
00374   return m_physicsState;
00375 }

const State & Track::physicsState (   )  const [inline]
 

Retrieve const State closest to the beam-line.

Definition at line 367 of file Track.h.

References m_physicsState.

Referenced by TrFitTrack2TrackCnv::execute(), and TrgTrackConverter::toTrack().

00368 {
00369   return m_physicsState;
00370 }

StatusCode Track::position (  HepPoint3D &  pos,
HepSymMatrix &  errPos
)  const
 

Retrieve the 3D-position (+ errors) at the physics state.

Definition at line 29 of file Track.cpp.

References State::errPosition(), m_physicsState, and State::position().

Referenced by closestState().

00031 {
00032   pos    = m_physicsState.position();
00033   errPos = m_physicsState.errPosition();
00034 
00035   return StatusCode::SUCCESS;
00036 };

StatusCode Track::positionAndMomentum (  HepPoint3D &  pos,
HepVector3D &  mom,
HepSymMatrix &  cov6D
)  const
 

Retrieve the position and momentum vectors and the corresponding 6D covariance matrix (pos:1->3,mom:4-6) at the physics state.

Definition at line 17 of file Track.cpp.

References m_physicsState, and State::positionAndMomentum().

00020 {
00021   m_physicsState.positionAndMomentum( pos, mom, cov6D );
00022 
00023   return StatusCode::SUCCESS;
00024 };

StatusCode Track::posMomCovariance (  HepSymMatrix &  cov6D  )  const
 

Retrieve the 6D covariance matrix (x,y,z,px,py,pz) at the physics state.

Definition at line 81 of file Track.cpp.

References m_physicsState, and State::posMomCovariance().

00082 {
00083   cov6D = m_physicsState.posMomCovariance();
00084 
00085   return StatusCode::SUCCESS;
00086 };

bool Track::producedByAlgo (  const HistoryFlag &  value  )  const [virtual]
 

Check whether the track was produced by a given algorithm.

Reimplemented in FitTrack.

Definition at line 214 of file Track.cpp.

References historyMask, and m_flags.

00215 {
00216   unsigned int val = (unsigned int)value;
00217   return 0 != ( m_flags & historyMask & val );
00218 };

double Track::pt (   )  const
 

Retrieve the transverse momentum at the physics state.

Definition at line 61 of file Track.cpp.

References m_physicsState, and State::pt().

00062 {
00063   return m_physicsState.pt();
00064 };

void Track::removeFromLhcbIDs (  const LHCbID &  value  )  [inline]
 

Remove an LHCbID from the list of LHCbIDs associated to the track.

Definition at line 461 of file Track.h.

References m_lhcbIDs.

00462 {
00463 
00464   std::vector<LHCbID>::iterator iter =
00465     std::remove( m_lhcbIDs.begin(), m_lhcbIDs.end(), value );
00466   m_lhcbIDs.erase( iter, m_lhcbIDs.end() );
00467         
00468 }

void Track::removeFromStates (  State *  value  )  [inline]
 

Remove a State from the list of states associated to the track.

Definition at line 426 of file Track.h.

References m_states.

00427 {
00428 
00429   std::vector<State*>::iterator iter =
00430     std::remove( m_states.begin(), m_states.end(), value );
00431   m_states.erase( iter, m_states.end() );
00432         
00433 }

void Track::reset (   )  [inline, virtual]
 

Clear the track before re-use.

Reimplemented in FitTrack.

Definition at line 442 of file Track.h.

References m_chi2PerDoF, m_flags, m_lhcbIDs, m_nDoF, m_physicsState, m_states, and State::reset().

00443 {
00444 
00445   m_chi2PerDoF   = 0;
00446   m_nDoF         = 0;
00447   m_flags        = 0;
00448   m_physicsState.reset();
00449   m_states.clear();
00450   m_lhcbIDs.clear();
00451         
00452 }

void Track::setChi2PerDoF (  double  value  )  [inline]
 

Update chi^2 per degree of freedom of the track.

Definition at line 307 of file Track.h.

References m_chi2PerDoF.

Referenced by TrgTrackConverter::toTrack().

00308 {
00309   m_chi2PerDoF = value;
00310 }

void Track::setFlag (  const Flag &  value  )  [inline]
 

Update track flags.

Definition at line 340 of file Track.h.

References flagBits, flagMask, and m_flags.

Referenced by TrgTrackConverter::toTrack().

00341 {
00342   unsigned int val = (unsigned int)value;
00343   m_flags |= ((((unsigned int)val) << flagBits) & flagMask);
00344 }

void Track::setLhcbIDs (  const std::vector< LHCbID > &  value  )  [inline]
 

Update container of LHCbIDs.

Definition at line 362 of file Track.h.

References m_lhcbIDs.

Referenced by TrgTrackConverter::toTrack().

00363 {
00364   m_lhcbIDs = value;
00365 }

void Track::setNDoF (  int  value  )  [inline]
 

Update number of degrees of freedom of the track.

Definition at line 317 of file Track.h.

References m_nDoF.

Referenced by TrgTrackConverter::toTrack().

00318 {
00319   m_nDoF = value;
00320 }

void Track::setPhysicsState (  const State &  value  )  [inline]
 

Update State closest to the beam-line.

Definition at line 377 of file Track.h.

References m_physicsState.

00378 {
00379   m_physicsState = value;
00380 }

void Track::setProducedByAlgo (  const HistoryFlag &  value  )  [virtual]
 

Update the name of the algorithm that produced the track.

Reimplemented in FitTrack.

Definition at line 223 of file Track.cpp.

References historyBits, historyMask, and m_flags.

00224 {
00225   unsigned int val = (unsigned int)value;
00226   m_flags &= ~historyMask;
00227   m_flags |= ((((unsigned int)val) << historyBits) & historyMask);
00228 };

void Track::setStates (  const std::vector< State * > &  value  )  [inline]
 

Update container with pointers to all the states.

Definition at line 392 of file Track.h.

References m_states.

00393 {
00394   m_states = value;
00395 }

void Track::setType (  const TrackType &  value  )  [inline]
 

Update track type.

Definition at line 327 of file Track.h.

References m_flags, typeBits, and typeMask.

Referenced by TrgTrackConverter::toTrack().

00328 {
00329   unsigned int val = (unsigned int)value;
00330   m_flags &= ~typeMask;
00331   m_flags |= ((((unsigned int)val) << typeBits) & typeMask);
00332 }

StatusCode Track::slopes (  HepVector3D &  slopes,
HepSymMatrix &  errSlopes
)  const
 

Retrieve the slopes (dx/dz,dy/dz,1) at the physics state.

Definition at line 41 of file Track.cpp.

References State::errSlopes(), m_physicsState, State::slopes(), and slopes().

Referenced by slopes().

00043 {
00044   slopes    = m_physicsState.slopes();
00045   errSlopes = m_physicsState.errSlopes();
00046 
00047   return StatusCode::SUCCESS;
00048 };

const State * Track::stateAt (  const State::Location &  value  )  const [virtual]
 

Retrieve the pointer to the state at a certain predefined location. See State class.

Reimplemented in FitTrack.

Definition at line 191 of file Track.cpp.

References State::checkLocation(), m_physicsState, and m_states.

00192 {
00193   for ( std::vector<State*>::const_iterator it = m_states.begin() ;
00194         m_states.end() != it; it++ ) {
00195     if ( (*it) -> checkLocation( value ) ) return (*it);
00196   }
00197   if  (m_physicsState.checkLocation(value)) return &m_physicsState;
00198   return NULL;
00199 };

State * Track::stateAt (  const State::Location &  value  )  [virtual]
 

Retrieve the pointer to the state at a certain predefined location. See State class.

Reimplemented in FitTrack.

Definition at line 178 of file Track.cpp.

References State::checkLocation(), m_physicsState, and m_states.

Referenced by hasStateAt().

00179 {
00180   for ( std::vector<State*>::iterator it = m_states.begin() ;
00181         m_states.end() != it; it++ ) {
00182     if ( (*it) -> checkLocation( value ) ) return (*it);
00183   }
00184   if  (m_physicsState.checkLocation(value)) return &m_physicsState;
00185   return NULL;
00186 };

std::vector< State * > & Track::states (   )  [inline]
 

Retrieve container with pointers to all the states.

Definition at line 387 of file Track.h.

References m_states.

00388 {
00389   return m_states;
00390 }

const std::vector< State * > & Track::states (   )  const [inline]
 

Retrieve const container with pointers to all the states.

Definition at line 382 of file Track.h.

References m_states.

00383 {
00384   return m_states;
00385 }

Member Data Documentation

double Track::m_chi2PerDoF [protected]
 

chi^2 per degree of freedom of the track

Definition at line 261 of file Track.h.

Referenced by chi2(), chi2PerDoF(), reset(), setChi2PerDoF(), and Track().

unsigned int Track::m_flags [protected]
 

the variety of track flags

Definition at line 263 of file Track.h.

Referenced by checkFlag(), checkType(), flags(), producedByAlgo(), reset(), setFlag(), setProducedByAlgo(), setType(), and Track().

std::vector<LHCbID> Track::m_lhcbIDs [protected]
 

container of LHCbIDs

Definition at line 264 of file Track.h.

Referenced by addToLhcbIDs(), lhcbIDs(), nMeasurements(), removeFromLhcbIDs(), reset(), setLhcbIDs(), and Track().

int Track::m_nDoF [protected]
 

number of degrees of freedom of the track

Definition at line 262 of file Track.h.

Referenced by chi2(), nDoF(), reset(), setNDoF(), and Track().

State Track::m_physicsState [protected]
 

State closest to the beam-line.

Definition at line 265 of file Track.h.

Referenced by charge(), closestState(), momentum(), p(), physicsState(), position(), positionAndMomentum(), posMomCovariance(), pt(), reset(), setPhysicsState(), slopes(), stateAt(), and Track().

std::vector<State*> Track::m_states [protected]
 

container with pointers to all the states

Definition at line 266 of file Track.h.

Referenced by addToStates(), closestState(), nStates(), removeFromStates(), reset(), setStates(), stateAt(), states(), Track(), and ~Track().

The documentation for this class was generated from the following files:
Generated on Thu Apr 7 22:43:29 2005 for New Track Event Model by doxygen 1.4.1