| 1 | /* ======================================================================== *\
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| 2 | !
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| 3 | ! *
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| 4 | ! * This file is part of MARS, the MAGIC Analysis and Reconstruction
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| 5 | ! * Software. It is distributed to you in the hope that it can be a useful
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| 6 | ! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
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| 7 | ! * It is distributed WITHOUT ANY WARRANTY.
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| 8 | ! *
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| 9 | ! * Permission to use, copy, modify and distribute this software and its
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| 10 | ! * documentation for any purpose is hereby granted without fee,
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| 11 | ! * provided that the above copyright notice appear in all copies and
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| 12 | ! * that both that copyright notice and this permission notice appear
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| 13 | ! * in supporting documentation. It is provided "as is" without express
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| 14 | ! * or implied warranty.
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| 15 | ! *
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| 16 | !
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| 17 | !
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| 18 | ! Author(s): Robert Wagner 11/2002 <mailto:magicsoft@rwagner.de>
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| 19 | !
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| 20 | ! Copyright: MAGIC Software Development, 2002
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| 21 | !
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| 22 | !
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| 23 | \* ======================================================================== */
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| 24 |
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| 25 | /////////////////////////////////////////////////////////////////////////////
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| 26 | // //
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| 27 | // MVPTime //
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| 28 | // //
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| 29 | // Time Container used by the visibility plotter storing times in MJD //
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| 30 | // //
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| 31 | // This is a simple time container for the Visibility Plotter. It takes //
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| 32 | // "normal" or MJD-formatted time, converts it to MJD and can return MJD. //
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| 33 | // //
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| 34 | // The astronomical algorithms used are taken from SLALIB 2.4-8. //
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| 35 | // //
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| 36 | /////////////////////////////////////////////////////////////////////////////
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| 37 | #include "MVPTime.h"
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| 38 |
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| 39 | #include <slalib.h>
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| 40 |
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| 41 | #include "MLog.h"
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| 42 | #include "MLogManip.h"
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| 43 |
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| 44 | ClassImp(MVPTime);
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| 45 |
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| 46 | MVPTime::MVPTime(const char *name, const char *title)
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| 47 | {
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| 48 | fName = name ? name : "MVPTime";
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| 49 | fTitle = title ? title : "Storage container for time";
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| 50 | }
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| 51 |
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| 52 | MVPTime::~MVPTime()
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| 53 | {
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| 54 | // do nothing special.
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| 55 | }
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| 56 |
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| 57 | void MVPTime::SetTime(UInt_t yr, UInt_t mo, UInt_t dy, UInt_t hr, UInt_t mi, UInt_t se)
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| 58 | {
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| 59 | fUT1 = CalendarToUT1(yr, mo, dy, hr, mi, se);
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| 60 | fYear = yr;
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| 61 | fMonth = mo;
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| 62 | fDay = dy;
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| 63 | }
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| 64 |
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| 65 | void MVPTime::SetMJD(Double_t mjd, Double_t fracMjd)
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| 66 | {
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| 67 | fUT1 = mjd + fracMjd;
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| 68 | Double_t fd;
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| 69 | Int_t status;
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| 70 | slaDjcl (mjd, &fYear, &fMonth, &fDay, &fd, &status);
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| 71 | }
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| 72 |
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| 73 | // --------------------------------------------------------------------------
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| 74 | //
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| 75 | //
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| 76 | Double_t MVPTime::CalendarToUT1(UInt_t yr, UInt_t mo, UInt_t dy, UInt_t hr, UInt_t mi, UInt_t se)
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| 77 | {
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| 78 | int status;
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| 79 | Double_t mjd;
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| 80 | slaCldj(yr, mo, dy, &mjd, &status);
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| 81 | switch (status)
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| 82 | {
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| 83 | case 1:
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| 84 | *fLog << "CalendarToMJD Warn: bad year" << endl;
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| 85 | break;
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| 86 | case 2:
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| 87 | *fLog << "CalendarToMJD Warn: bad month" << endl;
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| 88 | break;
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| 89 | case 3:
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| 90 | *fLog << "CalendarToMJD Warn: bad day" << endl;
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| 91 | break;
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| 92 | }
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| 93 |
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| 94 | mjd += ((Double_t)hr/24) + ((Double_t)mi/(24*60)) + ((Double_t)se/(24*60*60));
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| 95 | return mjd;
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| 96 | }
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| 97 |
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| 98 | // --------------------------------------------------------------------------
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| 99 | //
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| 100 | //
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| 101 | Double_t MVPTime::MJDStartOfYear(UInt_t year)
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| 102 | {
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| 103 | int status;
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| 104 | Double_t mjd;
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| 105 | slaCldj(year, 1, 1, &mjd, &status);
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| 106 | switch (status)
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| 107 | {
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| 108 | case 1:
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| 109 | *fLog << "CalendarToMJD Warn: bad year" << endl;
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| 110 | break;
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| 111 | case 2:
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| 112 | *fLog << "CalendarToMJD Warn: bad month" << endl;
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| 113 | break;
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| 114 | case 3:
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| 115 | *fLog << "CalendarToMJD Warn: bad day" << endl;
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| 116 | break;
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| 117 | }
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| 118 | return mjd;
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| 119 | }
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| 120 |
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| 121 | void MVPTime::Print(Option_t *) const
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| 122 | {
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| 123 | *fLog << all;
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| 124 | *fLog << "Time (MJD) is: " << fUT1 << endl;
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| 125 | }
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