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50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
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#ifndef JD_H
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#define JD_H
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/**
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@file JD.h
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@brief the amalgomated, gonkulated JD.h file
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Here is a detailed description. Here is a detailed description.
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Here is a detailed description. Here is a detailed description.
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Here is a detailed description. Here is a detailed description.
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Here is a detailed description. Here is a detailed description.
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Here is a detailed description.
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*/
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#include <stdio.h>
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#include <math.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Returns 1 if the specified date is a Gregorian date.
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* @param Y (IN) Year
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* @param M (IN) Month
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* @param D (IN) Day
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*/
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int is_gregorian_date (int Y, int M, double D);
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/**
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* Returns 1 if the specified date is a Julian date.
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* @param Y (IN) Year
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* @param M (IN) Month
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* @param D (IN) Day
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*/
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int is_julian_date (int Y, int M, double D);
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/**
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* Calculates the Julian date from the given calendar date.
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* @param Y (IN) Year
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* @param M (IN) Month
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* @param D (IN) Day
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* @param JD (OUT) Julian date
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*/
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int Calendar_Date_to_JD (int Y, int M, float D, double * JD);
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void JD_to_Calendar_Date (double JD, int *year, int *month, float *day) ;
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#ifdef __cplusplus
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}
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#endif
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#endif
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