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 }
  51
  52 //_____________________________________________________________________________
  53 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  54                             ULong64_t bunchcross ):
  55   fOrbit(orbit),
  56   fPeriod(period),
  57   fBunchCross( bunchcross )
  58 {
  59 }
  60 //_____________________________________________________________________________
  61 AliTimeStamp::AliTimeStamp( UInt_t orbit, UInt_t period,
  62                             UInt_t seconds, UInt_t microsecs):
  63   fOrbit(orbit),
  64   fPeriod(period),
  65   fBunchCross( (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5) )
  66 {
  67 }
  68 //_____________________________________________________________________________
  69 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
  70                             ULong64_t bunchcross )
  71 {
  72   fOrbit = orbit;
  73   fPeriod = period;
  74   fBunchCross = bunchcross;
  75 }
  76
  77 //_____________________________________________________________________________
  78 void AliTimeStamp::SetTimeStamp( UInt_t orbit, UInt_t period,
  79                             UInt_t seconds, UInt_t microsecs )
  80 {
  81   fOrbit = orbit;
  82   fPeriod = period;
  83   fBunchCross = (ULong64_t)((seconds*1000000.+microsecs)*1000./fNanosecPerBC+0.5);
  84 }
  85
  86
  87
  88 //_____________________________________________________________________________
  89 Int_t AliTimeStamp::Compare( const TObject* obj ) const
  90 {
  91   // Compare
  92
  93   if( fOrbit < ((AliTimeStamp*)obj)->fOrbit ) return -1;
  94   if( fOrbit > ((AliTimeStamp*)obj)->fOrbit ) return 1;
  95   if( fPeriod < ((AliTimeStamp*)obj)->fPeriod ) return -1;
  96   if( fPeriod > ((AliTimeStamp*)obj)->fPeriod ) return 1;
  97   if( fBunchCross < ((AliTimeStamp*)obj)->fBunchCross ) return -1;
  98   if( fBunchCross > ((AliTimeStamp*)obj)->fBunchCross ) return 1;
  99   return 0;
 100 }
 101
 102 //_____________________________________________________________________________
 103 void AliTimeStamp::Print( const Option_t* ) const
 104 {
 105    // Print
 106   cout << "Timestamp: " << endl;
 107   cout << "  Orbit: " << fOrbit << " Period: " << fPeriod << endl;
 108   cout << "  Bunch Cross: " << GetBunchCross() << endl;
 109   cout << "  Seconds: " << GetSeconds() << " MicroSecs: " << GetMicroSecs() << endl;
 110 }