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// Encoding: UTF-8
#include "calendar.h"
#include <cstdio>
#include <ctime>
#include <iomanip>
/*以下为"calendar.h规定之量*/
double day = 86400;
double delta = 1e-11;
/*计算需要用的类的实例化*/
Julian julian;
parameter p;
void radToDMS(const char *message, int lowerBound, int upperBound,
double radians) {
// Convert radians to degrees
double degrees = radians * 180.0 / M_PI;
while (degrees < lowerBound)
degrees += (upperBound - lowerBound);
while (degrees >= upperBound)
degrees -= (upperBound - lowerBound);
// Calculate degrees, minutes, and seconds
int deg = static_cast<int>(degrees);
double min_sec = (degrees - deg) * 60.0;
int min = static_cast<int>(min_sec);
double sec = (min_sec - min) * 60.0;
// Output the result
printf("%s: %d°%d'%06.3f''\n", message, deg, min, sec);
}
int main(int argc, char *argv[]) {
Date date;
if (argc != 2) {
printf("Input the time you want to calculate in <YYYY-MM-DD,HH:MM:SS> "
"format: ");
scanf("%d-%d-%d,%d:%d:%d", &date.tm_year, &date.tm_mon, &date.tm_mday,
&date.tm_hour, &date.tm_min, &date.tm_sec);
} else {
sscanf(argv[1], "%d-%d-%d,%d:%d:%d", &date.tm_year, &date.tm_mon,
&date.tm_mday, &date.tm_hour, &date.tm_min, &date.tm_sec);
}
date.tm_year -= 1900;
date.tm_mon -= 1;
date.tm_isdst = -1;
time_t time = mktime(&date);
double t = julian.getJulianKiloYear(time);
pair<double, double> sun = p.sun_longitude(t);
radToDMS("Sun longitude: ", 0, 360, sun.first);
radToDMS("Sun latitude: ", -90, 90, sun.second);
return 0;
}
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