TRD/AliTRDtrackletMCM.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id: AliTRDtrackletMCM.cxx 28397 2008-09-02 09:33:00Z cblume $ */
  17
  18 ////////////////////////////////////////////////////////////////////////////
  19 //                                                                        //
  20 //  MCM tracklet                                                          //
  21 //                                                                        //
  22 //  Author: J. Klein (Jochen.Klein@cern.ch)                               //
  23 //                                                                        //
  24 ////////////////////////////////////////////////////////////////////////////
  25
  26 #include "AliTRDtrackletMCM.h"
  27 #include "AliLog.h"
  28
  29 ClassImp(AliTRDtrackletMCM)
  30
  31 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord) :
  32   AliTRDtrackletBase(),
  33   fGeo(0x0),
  34   fHCId(-1),
  35   fTrackletWord(trackletWord),
  36   fMCM(-1),
  37   fROB(-1),
  38   fQ0(0),
  39   fQ1(0),
  40   fNHits(0),
  41   fNHits0(0),
  42   fNHits1(0),
  43   fLabel(-1)
  44 {
  45     fGeo = new AliTRDgeometry();
  46 }
  47
  48 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid) :
  49   AliTRDtrackletBase(),
  50   fGeo(0x0),
  51   fHCId(hcid),
  52   fTrackletWord(trackletWord),
  53   fMCM(-1),
  54   fROB(-1),
  55   fQ0(0),
  56   fQ1(0),
  57   fNHits(0),
  58   fNHits0(0),
  59   fNHits1(0),
  60   fLabel(-1)
  61 {
  62     fGeo = new AliTRDgeometry();
  63 }
  64
  65 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid, Int_t rob, Int_t mcm) :
  66   AliTRDtrackletBase(),
  67   fGeo(0x0),
  68   fHCId(hcid),
  69   fTrackletWord(trackletWord),
  70   fMCM(mcm),
  71   fROB(rob),
  72   fQ0(0),
  73   fQ1(0),
  74   fNHits(0),
  75   fNHits0(0),
  76   fNHits1(0),
  77   fLabel(-1)
  78 {
  79     fGeo = new AliTRDgeometry();
  80 }
  81
  82 AliTRDtrackletMCM::AliTRDtrackletMCM(const AliTRDtrackletMCM &rhs) :
  83   AliTRDtrackletBase(rhs),
  84   fGeo(0x0),
  85   fHCId(rhs.fHCId),
  86   fTrackletWord(rhs.fTrackletWord),
  87   fMCM(rhs.fMCM),
  88   fROB(rhs.fROB),
  89   fQ0(rhs.fQ0),
  90   fQ1(rhs.fQ1),
  91   fNHits(rhs.fNHits),
  92   fNHits0(rhs.fNHits0),
  93   fNHits1(rhs.fNHits1),
  94   fLabel(rhs.fLabel)
  95 {
  96     fGeo = new AliTRDgeometry();
  97 }
  98
  99 AliTRDtrackletMCM::~AliTRDtrackletMCM()
 100 {
 101     delete fGeo;
 102 }
 103
 104 Int_t AliTRDtrackletMCM::GetYbin() const {
 105   // returns (signed) value of Y
 106   if (fTrackletWord & 0x1000) {
 107     return -((~(fTrackletWord-1)) & 0x1fff);
 108   }
 109   else {
 110     return (fTrackletWord & 0x1fff);
 111   }
 112 }
 113
 114 Int_t AliTRDtrackletMCM::GetdY() const
 115 {
 116   // returns (signed) value of the deflection length
 117   if (fTrackletWord & (1 << 19)) {
 118     return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
 119   }
 120   else {
 121     return ((fTrackletWord >> 13) & 0x7f);
 122   }
 123 }