3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
10 #include "TTimeStamp.h"
13 class AliTimestamp : public TTimeStamp
16 AliTimestamp(); // Default constructor
17 AliTimestamp(TTimeStamp& t); // Constructor
18 virtual ~AliTimestamp(); // Destructor
19 AliTimestamp(const AliTimestamp& t); // Copy constructor
20 void Date(Int_t mode=3); // Print date/time info
21 Double_t GetJD(Int_t y,Int_t m,Int_t d,Int_t hh,Int_t mm,Int_t ss,Int_t ns) const; // Julian Date from input args.
22 Double_t GetMJD(Int_t y,Int_t m,Int_t d,Int_t hh,Int_t mm,Int_t ss,Int_t ns) const;// Modified JD from input args.
23 Double_t GetTJD(Int_t y,Int_t m,Int_t d,Int_t hh,Int_t mm,Int_t ss,Int_t ns) const;// Truncated JD from input args.
24 Double_t GetJE(Double_t date,TString mode="jd") const; // Julian Epoch corresponding to specified Julian Date
25 Double_t GetBE(Double_t date,TString mode="jd") const; // Besselian Epoch corresponding to specified Julian Date
26 void Convert(Double_t date,Int_t& days,Int_t& secs,Int_t& ns) const;// Convert frac. day count into days, secs and ns
27 Double_t Convert(Int_t days,Int_t secs,Int_t ns) const; // Convert days, secs and ns into frac. day count
28 void Convert(Double_t h,Int_t& hh,Int_t& mm,Int_t& ss,Int_t& ns,Int_t& ps) const;// Convert frac. hour count
29 Double_t Convert(Int_t hh,Int_t mm,Int_t ss,Int_t ns,Int_t ps) const; // Convert hh:mm:ss:ns:ps into frac. hour
30 void GetMJD(Int_t& mjd,Int_t& sec,Int_t& ns); // Provide corresponding Modified Julian Date and time
31 Double_t GetMJD(); // Provide corresponding Modified Julian Date in fractional days
32 void GetTJD(Int_t& mjd,Int_t& sec,Int_t& ns); // Provide corresponding Truncated Julian Date and time
33 Double_t GetTJD(); // Provide corresponding Truncated Julian Date in fractional days
34 void GetJD(Int_t& jd,Int_t& sec,Int_t& ns); // Provide corresponding Julian Date and time
35 Double_t GetJD(); // Provide corresponding Julian Date in fractional days
36 Double_t GetJE(); // Provide corresponding Julian Epoch
37 Double_t GetBE(); // Provide corresponding Besselian Epoch
38 Double_t GetJD(Double_t e,TString mode="J") const; // Provide fractional Julian Date from Epoch
39 Double_t GetMJD(Double_t e,TString mode="J") const; // Provide fractional Modified Julian Date from Epoch
40 Double_t GetTJD(Double_t e,TString mode="J") const; // Provide fractional Truncated Julian Date from Epoch
41 void SetMJD(Int_t mjd,Int_t sec,Int_t ns,Int_t ps=0); // Set Modified Julian Date and time
42 void SetMJD(Double_t mjd); // Set Modified Julian Date and time
43 void SetJD(Int_t jd,Int_t sec,Int_t ns,Int_t ps=0); // Set Julian Date and time
44 void SetJD(Double_t jd); // Set Julian Date and time
45 void SetTJD(Int_t tjd,Int_t sec,Int_t ns,Int_t ps=0); // Set Truncated Julian Date and time
46 void SetTJD(Double_t tjd); // Set Truncated Julian Date and time
47 void SetNs(Int_t ns); // Set the remaining fractional number of sec in nanoseconds
48 Int_t GetNs() const; // Provide remaining fractional number of sec in nanoseconds
49 void SetPs(Int_t ps); // Set the remaining fractional number of ns in picoseconds
50 Int_t GetPs() const; // Provide remaining fractional number of ns in picoseconds
51 using TTimeStamp::Add;
52 void Add(Int_t d,Int_t s,Int_t ns,Int_t ps=0); // Add (or subtract) a certain time difference
53 Int_t GetDifference(AliTimestamp* t,Int_t& days,Int_t& sec,Int_t& ns,Int_t& ps); // Provide time difference
54 Int_t GetDifference(AliTimestamp& t,Int_t& days,Int_t& sec,Int_t& ns,Int_t& ps); // Provide time difference
55 Double_t GetDifference(AliTimestamp* t,TString u,Int_t mode=1); // Provide time diff. in specified units
56 Double_t GetDifference(AliTimestamp& t,TString u,Int_t mode=1); // Provide time diff. in specified units
57 void SetUT(Int_t y,Int_t m,Int_t d,Int_t hh,Int_t mm,Int_t ss,Int_t ns=0,Int_t ps=0); // Set specified UT
58 void SetUT(Int_t y,Int_t d,Int_t s,Int_t ns=0,Int_t ps=0); // Set UT based on elapsed days, secs etc...
59 void GetUT(Int_t& hh,Int_t& mm,Int_t& ss,Int_t& ns,Int_t& ps); // Provide corresponding UT
60 Double_t GetUT(); // Provide corresponding UT in fractional hours
61 void GetGST(Int_t& hh,Int_t& mm,Int_t& ss,Int_t& ns,Int_t& ps); // Corresponding Greenwich Sidereal Time (GST)
62 Double_t GetGST(); // Provide corresponding Greenwich Sidereal Time (GST) in fractional hours
65 Int_t fMJD; // Modified Julian Date
66 Int_t fJsec; // Number of seconds elapsed within the MJD
67 Int_t fJns; // Remaining fractional number of seconds (in nanoseconds) elapsed within the MJD
68 Int_t fJps; // Remaining fractional number of nanoseconds (in picoseconds) elapsed within the MJD
71 void FillJulian(); // Calculation and setting of the corresponding Julian parameters
72 Int_t fCalcs; // The TTimeStamp seconds counter value at Julian parameter calculation
73 Int_t fCalcns; // The TTimeStamp nanoseconds counter value at Julian parameter calculation
75 ClassDef(AliTimestamp,7) // Handling of timestamps for (astro)particle physics research.