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   fLabel(-1)
  41 {
  42     fGeo = new AliTRDgeometry();
  43 }
  44
  45 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid) :
  46   AliTRDtrackletBase(),
  47   fGeo(0x0),
  48   fHCId(hcid),
  49   fTrackletWord(trackletWord),
  50   fMCM(-1),
  51   fROB(-1),
  52   fQ0(0),
  53   fQ1(0),
  54   fLabel(-1)
  55 {
  56     fGeo = new AliTRDgeometry();
  57 }
  58
  59 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid, Int_t rob, Int_t mcm) :
  60   AliTRDtrackletBase(),
  61   fGeo(0x0),
  62   fHCId(hcid),
  63   fTrackletWord(trackletWord),
  64   fMCM(mcm),
  65   fROB(rob),
  66   fQ0(0),
  67   fQ1(0),
  68   fLabel(-1)
  69 {
  70     fGeo = new AliTRDgeometry();
  71 }
  72
  73 AliTRDtrackletMCM::AliTRDtrackletMCM(const AliTRDtrackletMCM &rhs) :
  74   AliTRDtrackletBase(rhs),
  75   fGeo(0x0),
  76   fHCId(rhs.fHCId),
  77   fTrackletWord(rhs.fTrackletWord),
  78   fMCM(rhs.fMCM),
  79   fROB(rhs.fROB),
  80   fQ0(rhs.fQ0),
  81   fQ1(rhs.fQ1),
  82   fLabel(rhs.fLabel)
  83 {
  84     fGeo = new AliTRDgeometry();
  85 }
  86
  87 AliTRDtrackletMCM::~AliTRDtrackletMCM()
  88 {
  89     delete fGeo;
  90 }
  91
  92 Int_t AliTRDtrackletMCM::GetYbin() const {
  93   // returns (signed) value of Y
  94   if (fTrackletWord & 0x1000) {
  95     return -((~(fTrackletWord-1)) & 0x1fff);
  96   }
  97   else {
  98     return (fTrackletWord & 0x1fff);
  99   }
 100 }
 101
 102 Int_t AliTRDtrackletMCM::GetdY() const
 103 {
 104   // returns (signed) value of the deflection length
 105   if (fTrackletWord & (1 << 19)) {
 106     return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
 107   }
 108   else {
 109     return ((fTrackletWord >> 13) & 0x7f);
 110   }
 111 }