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Last change
on this file since 9022 was 731, checked in by tbretz, 25 years ago |
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Property svn:executable
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File size:
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| 1 | #include "slalib.h"
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| 2 | #include "slamac.h"
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| 3 | void slaDtf2r ( int ihour, int imin, double sec, double *rad, int *j )
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| 4 | /*
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| 5 | ** - - - - - - - - -
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| 6 | ** s l a D t f 2 r
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| 7 | ** - - - - - - - - -
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| 8 | **
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| 9 | ** Convert hours, minutes, seconds to radians.
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| 10 | **
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| 11 | ** (double precision)
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| 12 | **
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| 13 | ** Given:
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| 14 | ** ihour int hours
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| 15 | ** imin int minutes
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| 16 | ** sec double seconds
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| 17 | **
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| 18 | ** Returned:
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| 19 | ** *rad double angle in radians
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| 20 | ** *j int status: 0 = OK
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| 21 | ** 1 = ihour outside range 0-23
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| 22 | ** 2 = imin outside range 0-59
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| 23 | ** 3 = sec outside range 0-59.999...
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| 24 | **
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| 25 | ** Called:
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| 26 | ** slaDtf2d
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| 27 | **
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| 28 | ** Notes:
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| 29 | **
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| 30 | ** 1) The result is computed even if any of the range checks fail.
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| 31 | **
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| 32 | ** 2) The sign must be dealt with outside this routine.
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| 33 | **
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| 34 | ** Defined in slamac.h: D2PI
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| 35 | **
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| 36 | ** Last revision: 30 October 1993
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| 37 | **
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| 38 | ** Copyright P.T.Wallace. All rights reserved.
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| 39 | */
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| 40 | {
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| 41 | double turns;
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| 42 |
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| 43 | /* Convert to turns */
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| 44 | slaDtf2d ( ihour, imin, sec, &turns, j );
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| 45 |
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| 46 | /* To radians */
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| 47 | *rad = D2PI * turns;
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| 48 | }
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