HLT/TPCLib/AliHLTTPCTrackSegmentData.h

   1 // @(#) $Id$
   2 // Original: AliHLTTrackSegmentData.h,v 1.7 2005/03/31 04:48:59 cvetan
   3
   4 #ifndef ALIHLTTPCTRACKSEGMENTDATA_H
   5 #define ALIHLTTPCTRACKSEGMENTDATA_H
   6
   7 //* This file is property of and copyright by the ALICE HLT Project        *
   8 //* ALICE Experiment at CERN, All rights reserved.                         *
   9 //* See cxx source for full Copyright notice                               *
  10
  11 #include "AliHLTTPCRootTypes.h"
  12
  13 /**
  14  * @struct AliHLTTPCTrackSegmentData
  15  * Primitive data exchange structure for TPC tracks.
  16  *
  17  * @ingroup alihlt_tpc_datastructs
  18  */
  19 struct AliHLTTPCTrackSegmentData
  20     {
  21       /** x coordinate of the first point assigned to track segment */
  22       Float_t fX;                                                          ///
  23       /** y coordinate of the first point assigned to track segment */
  24       Float_t fY;                                                          ///
  25       /** z coordinate of the first point assigned to track segment */
  26       Float_t fZ;                                                          ///
  27       /** x coordinate of the last point assigned to track segment */
  28       Float_t fLastX;                                                      ///
  29       /** y coordinate of the last point assigned to track segment */
  30       Float_t fLastY;                                                      ///
  31       /** z coordinate of the last point assigned to track segment */
  32       Float_t fLastZ;                                                      ///
  33       /** transvers momentum at first point */
  34       Double_t fPt;                                                        ///
  35       /** local sine of the track momentum azimuthal angle at first point */
  36       Double_t fPsi;                                                       ///
  37       /** tangent of the track momentum dip angle at first point */
  38       Double_t fTgl;                                                       ///
  39       /** error at first point */
  40       Double_t fY0err;                                                     ///
  41       /** error at first point */
  42       Double_t fZ0err;                                                     ///
  43       /** error at first point */
  44       Double_t fPterr;                                                     ///
  45       /** error at first point */
  46       Double_t fPsierr;                                                    ///
  47       /** error at first point */
  48       Double_t fTglerr;                                                    ///
  49       /** total charge */
  50       Int_t fCharge;                                                       ///
  51 #ifdef INCLUDE_TPC_HOUGH
  52 #ifdef ROWHOUGHPARAMS
  53       /* needed for PDC */
  54       UInt_t  fWeight;                // hough tracking parameters, deprecated
  55       Int_t  fTrackID;                // hough tracking parameters, deprecated
  56       Int_t  fRowRange1;              // hough tracking parameters, deprecated
  57       Int_t  fRowRange2;              // hough tracking parameters, deprecated
  58       Int_t  fSector;                 // hough tracking parameters, deprecated
  59       Float_t  fPID;                  // hough tracking parameters, deprecated
  60       Float_t  fBinX;                 // hough tracking parameters, deprecated
  61       Float_t  fBinY;                 // hough tracking parameters, deprecated
  62       Float_t  fBinXSize;             // hough tracking parameters, deprecated
  63       Float_t  fBinYSize;             // hough tracking parameters, deprecated
  64 #endif
  65 #endif // INCLUDE_TPC_HOUGH
  66       /** number of points attached in the following array */
  67       UInt_t  fNPoints;                                                    ///
  68 #if defined(__HP_aCC) || defined(__DECCXX) || defined(__SUNPRO_CC)
  69       /** array of assigned points */
  70       UInt_t  fPointIDs[1];                                                ///
  71 #else
  72       /** array of assigned points */
  73       UInt_t  fPointIDs[0];                                                ///
  74 #endif
  75     };
  76
  77 typedef struct AliHLTTPCTrackSegmentData AliHLTTPCTrackSegmentData;
  78
  79 /**
  80  * @struct AliHLTTPCTrackSegmentDataV1
  81  * Former structure track segments, valid until July 2008
  82  * revision 27415
  83  *
  84  * @ingroup alihlt_tpc_datastructs
  85  */
  86 struct AliHLTTPCTrackSegmentDataV1
  87     {
  88       /** x coordinate of the first point assigned to track segment */
  89       Float_t fX;                                                          ///
  90       /** y coordinate of the first point assigned to track segment */
  91       Float_t fY;                                                          ///
  92       /** z coordinate of the first point assigned to track segment */
  93       Float_t fZ;                                                          ///
  94       /** x coordinate of the last point assigned to track segment */
  95       Float_t fLastX;                                                      ///
  96       /** y coordinate of the last point assigned to track segment */
  97       Float_t fLastY;                                                      ///
  98       /** z coordinate of the last point assigned to track segment */
  99       Float_t fLastZ;                                                      ///
 100       /** transvers momentum at first point */
 101       Double_t fPt;                                                        ///
 102       /** local sine of the track momentum azimuthal angle at first point */
 103       Double_t fPsi;                                                       ///
 104       /** tangent of the track momentum dip angle at first point */
 105       Double_t fTgl;                                                       ///
 106       /** error at first point */
 107       Double_t fPterr;                                                     ///
 108       /** error at first point */
 109       Double_t fPsierr;                                                    ///
 110       /** error at first point */
 111       Double_t fTglerr;                                                    ///
 112       /** total charge */
 113       Int_t fCharge;                                                       ///
 114       /** number of points attached in the following array */
 115       UInt_t  fNPoints;                                                    ///
 116 #if defined(__HP_aCC) || defined(__DECCXX) || defined(__SUNPRO_CC)
 117       /** array of assigned points */
 118       UInt_t  fPointIDs[1];                                                ///
 119 #else
 120       /** array of assigned points */
 121       UInt_t  fPointIDs[0];                                                ///
 122 #endif
 123     };
 124
 125 typedef struct AliHLTTPCTrackSegmentDataV1 AliHLTTPCTrackSegmentDataV1;
 126
 127 #endif /* _ALIHLTTPCTRACKSEGMENTDATA_H_ */