STEER/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 ClassImp(AliTimeStamp)
  39
  40 //_____________________________________________________________________________
  41
  42 const Int_t AliTimeStamp::fNanosecPerBC = 25;   // nanosecs per bunch cross
  43
  44 //_____________________________________________________________________________
  45 AliTimeStamp::AliTimeStamp():
  46   fOrbit(0),
  47   fPeriod(0),
  48   fBunchCross(0)
  49 {
  50  // Default constructor
  51 }
  52
  53 //_____________________________________________________________________________
  54 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  55                             ULong64_t bunchcross ):
  56   fOrbit(orbit),
  57   fPeriod(period),
  58   fBunchCross( bunchcross )
  59 {
  60 }
  61 //_____________________________________________________________________________
  62 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  63                             UInt_t seconds, UInt_t microsecs):
  64   fOrbit(orbit),
  65   fPeriod(period),
  66   fBunchCross( (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5) )
  67 {
  68 }
  69 //___________________________________________________________________________
  70 AliTimeStamp::AliTimeStamp(const AliTimeStamp &stamp):
  71  TObject(stamp),
  72  fOrbit(stamp.fOrbit),
  73  fPeriod(stamp.fPeriod),
  74  fBunchCross(stamp.fBunchCross)
  75 {
  76  // copy constructor
  77 }
  78 //_____________________________________________________________________________
  79 AliTimeStamp& AliTimeStamp::operator=(const AliTimeStamp &stamp)
  80 {
  81  //assignment operator
  82  if(this==&stamp) return *this;
  83  ((TObject *)this)->operator=(stamp);
  84  fOrbit=stamp.fOrbit;
  85  fPeriod=stamp.fPeriod;
  86  fBunchCross=stamp.fBunchCross;
  87  return *this;
  88 }
  89 //_____________________________________________________________________________
  90 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
  91                             ULong64_t bunchcross )
  92 {
  93   fOrbit = orbit;
  94   fPeriod = period;
  95   fBunchCross = bunchcross;
  96 }
  97
  98 //_____________________________________________________________________________
  99 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
 100                             UInt_t seconds, UInt_t microsecs )
 101 {
 102   fOrbit = orbit;
 103   fPeriod = period;
 104   fBunchCross = (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5);
 105 }
 106
 107
 108
 109 //_____________________________________________________________________________
 110 Int_t AliTimeStamp::Compare( const TObject* obj ) const
 111 {
 112   // Compare
 113
 114   if( fPeriod > ((AliTimeStamp*)obj)->fPeriod )  return 1;
 115   else { if( fPeriod < ((AliTimeStamp*)obj)->fPeriod )  return -1;
 116   else { if( fOrbit > ((AliTimeStamp*)obj)->fOrbit )  return 1;
 117   else { if( fOrbit < ((AliTimeStamp*)obj)->fOrbit )  return -1;
 118   else { if( fBunchCross > ((AliTimeStamp*)obj)->fBunchCross )  return 1;
 119   else { if( fBunchCross < ((AliTimeStamp*)obj)->fBunchCross )  return -1;
 120   else return 0;
 121 }}}}}
 122
 123 }
 124
 125 //_____________________________________________________________________________
 126 void AliTimeStamp::Print( const Option_t* ) const
 127 {
 128    // Print
 129   cout << "Timestamp: " << endl;
 130   cout << "  Orbit: " << fOrbit << " Period: " << fPeriod << endl;
 131   cout << "  Bunch Cross: " << GetBunchCross() << endl;
 132   cout << "  Seconds: " << GetSeconds() << " MicroSecs: " << GetMicroSecs() << endl;
 133 }