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58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
/*
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* $Id: sun_pred.h 1178 2010-10-25 16:18:54Z wwoodard $
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*/
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/*************************************************************************
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PURPOSE: (SUN sim)
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**************************************************************************/
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#ifndef SUN_PRED_H
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#define SUN_PRED_H
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#include <wchar.h>
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typedef struct {
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int year; /* (-- ) Year (-4712 .. INT_MAX) */
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int month; /* (-- ) Month (Jan=1, ... Dec=12) */
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int day; /* (day) Day of the month (1..31) */
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int hour; /* (hr ) Hour of the day (0..23) */
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int min; /* (min) Minute of the hour (0..59) */
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double sec; /* (s ) Second of the minute (0..59) */
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} CALENDAR_DATE;
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typedef struct {
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double observer_latitude; /* (d) */
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double observer_longitude; /* (d) */
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CALENDAR_DATE local_time; /* (--) */
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double local_sidereal_time; /* (s) */
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double sidereal_time_at_Greenwich; /* (s) */
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int observer_offset_from_UTC; /* (hr) */
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CALENDAR_DATE utc; /* (--) */
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double JD_start; /* (day) Julian date at the beginning of the sim run.*/
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double JD; /* (day) Current Julian date */
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double right_ascension; /* (d) */
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double declination; /* (d) */
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double hour_angle; /* (d) */
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double solar_azimuth; /* (d) */
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double solar_elevation; /* (d) */
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wchar_t* label_UTC; /* (--) wide character pointer */
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wchar_t* label_JD; /* (--) wide character pointer */
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wchar_t* label_Azimuth; /* (--) wide character pointer */
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wchar_t* label_Elevation; /* (--) wide character pointer */
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} SUN_PRED;
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#ifdef __cplusplus
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extern "C" {
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#endif
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int sun_pred_default_data( SUN_PRED* S ) ;
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int sun_pred_cyclic( SUN_PRED* S, double current_sim_time ) ;
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int sun_pred_init( SUN_PRED* S ) ;
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int sun_pred_shutdown( void ) ;
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int sun_pred_slow_display( SUN_PRED* S ) ;
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int sun_pred_fast_display( SUN_PRED* S ) ;
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#ifdef __cplusplus
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}
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#endif
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#endif
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