STEER/STEERBase/AliTimeStamp.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: AliTimeStamp.cxx 22322 2007-11-22 11:43:14Z cvetan $ */
  17
  18 ///////////////////////////////////////////////////////////////////////////////
  19 //
  20 //  Class to define Event Timestamp from :
  21 //
  22 //               Orbit
  23 //               Period counter
  24 //               Seconds    |
  25 //                  +       |   <===> Bunch cross
  26 //               Microsecs  |
  27 //
  28 //////////////////////////////////////////////////////////////////////////////
  29
  30 #include <Riostream.h>
  31
  32
  33 #include "TObject.h"
  34
  35 #include "AliLog.h"
  36 #include "AliTimeStamp.h"
  37
  38 using std::endl;
  39 using std::cout;
  40 ClassImp(AliTimeStamp)
  41
  42 //_____________________________________________________________________________
  43
  44 const Int_t AliTimeStamp::fNanosecPerBC = 25;   // nanosecs per bunch cross
  45
  46 //_____________________________________________________________________________
  47 AliTimeStamp::AliTimeStamp():
  48   fOrbit(0),
  49   fPeriod(0),
  50   fBunchCross(0)
  51 {
  52  // Default constructor
  53 }
  54
  55 //_____________________________________________________________________________
  56 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  57                             ULong64_t bunchcross ):
  58   fOrbit(orbit),
  59   fPeriod(period),
  60   fBunchCross( bunchcross )
  61 {
  62 }
  63 //_____________________________________________________________________________
  64 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  65                             UInt_t seconds, UInt_t microsecs):
  66   fOrbit(orbit),
  67   fPeriod(period),
  68   fBunchCross( (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5) )
  69 {
  70 }
  71 //___________________________________________________________________________
  72 AliTimeStamp::AliTimeStamp(const AliTimeStamp &stamp):
  73  TObject(stamp),
  74  fOrbit(stamp.fOrbit),
  75  fPeriod(stamp.fPeriod),
  76  fBunchCross(stamp.fBunchCross)
  77 {
  78  // copy constructor
  79 }
  80 //_____________________________________________________________________________
  81 AliTimeStamp& AliTimeStamp::operator=(const AliTimeStamp &stamp)
  82 {
  83  //assignment operator
  84  if(this==&stamp) return *this;
  85  ((TObject *)this)->operator=(stamp);
  86  fOrbit=stamp.fOrbit;
  87  fPeriod=stamp.fPeriod;
  88  fBunchCross=stamp.fBunchCross;
  89  return *this;
  90 }
  91 //_____________________________________________________________________________
  92 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
  93                             ULong64_t bunchcross )
  94 {
  95   fOrbit = orbit;
  96   fPeriod = period;
  97   fBunchCross = bunchcross;
  98 }
  99
 100 //_____________________________________________________________________________
 101 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
 102                             UInt_t seconds, UInt_t microsecs )
 103 {
 104   fOrbit = orbit;
 105   fPeriod = period;
 106   fBunchCross = (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5);
 107 }
 108
 109
 110
 111 //_____________________________________________________________________________
 112 Int_t AliTimeStamp::Compare( const TObject* obj ) const
 113 {
 114   // Compare
 115
 116   if( fPeriod > ((AliTimeStamp*)obj)->fPeriod )  return 1;
 117   else { if( fPeriod < ((AliTimeStamp*)obj)->fPeriod )  return -1;
 118   else { if( fOrbit > ((AliTimeStamp*)obj)->fOrbit )  return 1;
 119   else { if( fOrbit < ((AliTimeStamp*)obj)->fOrbit )  return -1;
 120   else { if( fBunchCross > ((AliTimeStamp*)obj)->fBunchCross )  return 1;
 121   else { if( fBunchCross < ((AliTimeStamp*)obj)->fBunchCross )  return -1;
 122   else return 0;
 123 }}}}}
 124
 125 }
 126
 127 //_____________________________________________________________________________
 128 void AliTimeStamp::Print( const Option_t* ) const
 129 {
 130    // Print
 131   cout << "Timestamp: " << endl;
 132   cout << "  Orbit: " << fOrbit << " Period: " << fPeriod << endl;
 133   cout << "  Bunch Cross: " << GetBunchCross() << endl;
 134   cout << "  Seconds: " << GetSeconds() << " MicroSecs: " << GetMicroSecs() << endl;
 135 }