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   fLabel(-1)
  39 {
  40     fGeo = new AliTRDgeometry();
  41 }
  42
  43 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid) :
  44   AliTRDtrackletBase(),
  45   fGeo(0x0),
  46   fHCId(hcid),
  47   fTrackletWord(trackletWord),
  48   fMCM(-1),
  49   fROB(-1),
  50   fLabel(-1)
  51 {
  52     fGeo = new AliTRDgeometry();
  53 }
  54
  55 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid, Int_t rob, Int_t mcm) :
  56   AliTRDtrackletBase(),
  57   fGeo(0x0),
  58   fHCId(hcid),
  59   fTrackletWord(trackletWord),
  60   fMCM(mcm),
  61   fROB(rob),
  62   fLabel(-1)
  63 {
  64     fGeo = new AliTRDgeometry();
  65 }
  66
  67 AliTRDtrackletMCM::AliTRDtrackletMCM(const AliTRDtrackletMCM &rhs) :
  68   AliTRDtrackletBase(rhs),
  69   fGeo(0x0),
  70   fHCId(rhs.fHCId),
  71   fTrackletWord(rhs.fTrackletWord),
  72   fMCM(rhs.fMCM),
  73   fROB(rhs.fROB),
  74   fLabel(rhs.fLabel)
  75 {
  76     fGeo = new AliTRDgeometry();
  77 }
  78
  79 AliTRDtrackletMCM::~AliTRDtrackletMCM()
  80 {
  81     delete fGeo;
  82 }
  83
  84 Int_t AliTRDtrackletMCM::GetYbin() const {
  85   // returns (signed) value of Y
  86   if (fTrackletWord & 0x1000) {
  87     return -((~(fTrackletWord-1)) & 0x1fff);
  88   }
  89   else {
  90     return (fTrackletWord & 0x1fff);
  91   }
  92 }
  93
  94 Int_t AliTRDtrackletMCM::GetdY() const
  95 {
  96   // returns (signed) value of the deflection length
  97   if (fTrackletWord & (1 << 19)) {
  98     return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
  99   }
 100   else {
 101     return ((fTrackletWord >> 13) & 0x7f);
 102   }
 103 }