Tracker reconstruction classes: access description

TkrRecon

method description range
getTracks( ) array of TkrTrack's TObjArray*
getSiClusters( ) array of TkrSiCluster's TObjArray*
getSiCluster(Int n) pointer to n-th TkrSiCluster TkrSiCluster*
getGamma( ) pointer to TkrGamma TkrGamma*


TkrSiCluster

method description range
getCenterStrip( ) # of the center strip of the cluster 0-1599
getId( ) Id of the cluster 0-
getLayer( ) Layer # of the cluster  
getNumStrips( ) # of strips in the cluster 1-
getPosition( ) position (cm) of the center strip  
getXY( ) X or Y cluster? (X=0) X = 0
Y = 1
getZPosition( ) z position (cm) of the cluster 0-



TkrHit

method description range
getChi2( ) the chi2 of the hit  
getResidual( ) the residual of the hit  
getSiCluster( ) TkrSiCluster* associated with the hit TkrSiCluster*
getLocator( ) TkrLocator* associated with the hit TkrLocator*



TkrLocator

method description range
getCov_X( ) XZ position and slope covariance element (cm)  
getCov_Y( ) YZ position and slope covariance element (cm)  
getId( ) Id of the locator  0 - ?
getPosition( ) TVector3& position (cm) of the locator  
getSigma_X( ) error in X position (cm)  
getSigma_Xslope( ) error in XZ slope (rad)  
getSigma_Y( ) error in Y pposition (cm)  
getSigma_Yslope( ) error in YZ slope (rad)  
getSlopeX( ) XZ slope (rad)  
getSlopeY( ) YZ slope (rad)  
getType( ) type of the locator vertex,lastLayer



TkrTrack

method description range
getChi2( ) chi2 of the track  
getEnergyDet( ) energy (GeV) measured in tracker  
getEnergyInput( ) energy (GeV) used to fit the track  
getFirstLayer( ) 1st Layer # of the track  
getHits( ) TObjArray* with the TkrHits of the track TObjArray*
getId( ) Id # of the track 0-
getLocator( ) TObjArray* with the TkrLocators of the track TObjArray*
getMother( ) Identifies the parent of this track.  Currently, only GAMMA and ELECTRON are in use. NONE = -1,
GAMMA = 0,
ELECTRON = 2,
POSITRON = 3,
HADRON = 4,
OTHER = 5
getNumClusters( ) # of TkrHits associated with  the track  
getQuality( ) quality value of the track  
getResidual( ) RMS of the residual of the track (cm)  
getTrackType( ) Identifies the type of this track NONE = -1,
GAMMA = 0,
ELECTRON = 2,
POSITRON = 3,
HADRON = 4,
OTHER = 5



TkrGamma

method description range
getLocator( ) TObjArray* with the Tkrlocators of the TrkGamma - there is only one locator associated with a gamma, corresponding to the vertex. TObjArray*
getTracks( ) TObjArray* with the TkrTracks of the TkrGamma TObjArray*