HLT/TPCLib/AliHLTTPCTrackSegmentData.h

   1 // $Id$
   2
   3 #ifndef ALIHLTTPCTRACKSEGMENTDATA_H
   4 #define ALIHLTTPCTRACKSEGMENTDATA_H
   5
   6 //* This file is property of and copyright by the ALICE HLT Project        *
   7 //* ALICE Experiment at CERN, All rights reserved.                         *
   8 //* See cxx source for full Copyright notice                               *
   9
  10 #include "Rtypes.h"
  11
  12 /**
  13  * @struct AliHLTTPCTrackSegmentData
  14  * Primitive data exchange structure for TPC tracks.
  15  *
  16  * @ingroup alihlt_tpc_datastructs
  17  */
  18 struct AliHLTTPCTrackSegmentData
  19     {
  20       /** x coordinate of the first point assigned to track segment */
  21       Float_t fX;                                                          ///
  22       /** y coordinate of the first point assigned to track segment */
  23       Float_t fY;                                                          ///
  24       /** z coordinate of the first point assigned to track segment */
  25       Float_t fZ;                                                          ///
  26       /** x coordinate of the last point assigned to track segment */
  27       Float_t fLastX;                                                      ///
  28       /** y coordinate of the last point assigned to track segment */
  29       Float_t fLastY;                                                      ///
  30       /** z coordinate of the last point assigned to track segment */
  31       Float_t fLastZ;                                                      ///
  32       /** transvers momentum at first point */
  33       Double_t fPt;                                                        ///
  34       /** local sine of the track momentum azimuthal angle at first point */
  35       Double_t fPsi;                                                       ///
  36       /** tangent of the track momentum dip angle at first point */
  37       Double_t fTgl;                                                       ///
  38       /** error at first point */
  39       Double_t fY0err;                                                     ///
  40       /** error at first point */
  41       Double_t fZ0err;                                                     ///
  42       /** error at first point */
  43       Double_t fPterr;                                                     ///
  44       /** error at first point */
  45       Double_t fPsierr;                                                    ///
  46       /** error at first point */
  47       Double_t fTglerr;                                                    ///
  48       /** total charge */
  49       Int_t fCharge;                                                       ///
  50 #ifdef INCLUDE_TPC_HOUGH
  51 #ifdef ROWHOUGHPARAMS
  52       /* needed for PDC */
  53       UInt_t  fWeight;                // hough tracking parameters, deprecated
  54       Int_t  fTrackID;                // hough tracking parameters, deprecated
  55       Int_t  fRowRange1;              // hough tracking parameters, deprecated
  56       Int_t  fRowRange2;              // hough tracking parameters, deprecated
  57       Int_t  fSector;                 // hough tracking parameters, deprecated
  58       Float_t  fPID;                  // hough tracking parameters, deprecated
  59       Float_t  fBinX;                 // hough tracking parameters, deprecated
  60       Float_t  fBinY;                 // hough tracking parameters, deprecated
  61       Float_t  fBinXSize;             // hough tracking parameters, deprecated
  62       Float_t  fBinYSize;             // hough tracking parameters, deprecated
  63 #endif
  64 #endif // INCLUDE_TPC_HOUGH
  65       /** number of points attached in the following array */
  66       UInt_t  fNPoints;                                                    ///
  67 #if defined(__HP_aCC) || defined(__DECCXX) || defined(__SUNPRO_CC)
  68       /** array of assigned points */
  69       UInt_t  fPointIDs[1];                                                ///
  70 #else
  71       /** array of assigned points */
  72       UInt_t  fPointIDs[0];                                                ///
  73 #endif
  74     };
  75
  76 typedef struct AliHLTTPCTrackSegmentData AliHLTTPCTrackSegmentData;
  77
  78 /**
  79  * @struct AliHLTTPCTrackSegmentDataV1
  80  * Former structure track segments, valid until July 2008
  81  * revision 27415
  82  *
  83  * @ingroup alihlt_tpc_datastructs
  84  */
  85 struct AliHLTTPCTrackSegmentDataV1
  86     {
  87       /** x coordinate of the first point assigned to track segment */
  88       Float_t fX;                                                          ///
  89       /** y coordinate of the first point assigned to track segment */
  90       Float_t fY;                                                          ///
  91       /** z coordinate of the first point assigned to track segment */
  92       Float_t fZ;                                                          ///
  93       /** x coordinate of the last point assigned to track segment */
  94       Float_t fLastX;                                                      ///
  95       /** y coordinate of the last point assigned to track segment */
  96       Float_t fLastY;                                                      ///
  97       /** z coordinate of the last point assigned to track segment */
  98       Float_t fLastZ;                                                      ///
  99       /** transvers momentum at first point */
 100       Double_t fPt;                                                        ///
 101       /** local sine of the track momentum azimuthal angle at first point */
 102       Double_t fPsi;                                                       ///
 103       /** tangent of the track momentum dip angle at first point */
 104       Double_t fTgl;                                                       ///
 105       /** error at first point */
 106       Double_t fPterr;                                                     ///
 107       /** error at first point */
 108       Double_t fPsierr;                                                    ///
 109       /** error at first point */
 110       Double_t fTglerr;                                                    ///
 111       /** total charge */
 112       Int_t fCharge;                                                       ///
 113       /** number of points attached in the following array */
 114       UInt_t  fNPoints;                                                    ///
 115 #if defined(__HP_aCC) || defined(__DECCXX) || defined(__SUNPRO_CC)
 116       /** array of assigned points */
 117       UInt_t  fPointIDs[1];                                                ///
 118 #else
 119       /** array of assigned points */
 120       UInt_t  fPointIDs[0];                                                ///
 121 #endif
 122     };
 123
 124 typedef struct AliHLTTPCTrackSegmentDataV1 AliHLTTPCTrackSegmentDataV1;
 125
 126 #endif /* _ALIHLTTPCTRACKSEGMENTDATA_H_ */