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#ifndef _CALENDAR_H_
#define _CALENDAR_H_
#include <ctime>
#include <fstream>
#include <iostream>
#include <math.h>
#include <string>
#include <vector>
using namespace std;
// 哈尔滨南岗地方经纬度
#define LONGITUDE 126.533 * M_PI / 180
#define LATITUDE 45.800 * M_PI / 180
extern double delta;
extern char jieqi[25][10];
typedef struct tm Date;
struct point {
int year, mon, day, hour, min, sec;
bool isShuo, isJieqi, isZhongqi;
int JieqiIndex, MonthIndex;
bool RunYue;
double time;
point *next;
point(int year, int mon, int day, int hour, int min, int sec, bool isShuo,
bool isJieqi, bool isZhongqi, int JieqiIndex, int MonthIndex,
bool RunYue, double time) {
this->year = year;
this->mon = mon;
this->day = day;
this->hour = hour;
this->min = min;
this->sec = sec;
this->isShuo = isShuo;
this->isJieqi = isJieqi;
this->isZhongqi = isZhongqi;
this->JieqiIndex = JieqiIndex;
this->MonthIndex = MonthIndex;
this->RunYue = RunYue;
this->time = time;
this->next = NULL;
}
};
void radToDMS(const char *message, int lowerBound, int upperBound,
double radians);
class Julian {
private:
static double d[23][5];
double dt_ext(int y, double jsd);
public:
// 计算儒略日
double getJulianDay(time_t time);
// 计算儒略千年数
double getJulianKiloYear(time_t time);
//儒略千年数转时间戳
time_t kiloYearToTime(double t, int year);
//计算力学时与世界时之差,传入年份
double delta_t(int y);
};
class parameter {
private:
// 计算地球日心黄经
double get_longitude(vector<double> l, double t);
// 计算太阳地心黄纬
double get_latitude(vector<double> b, double t);
double get_R(vector<double> r, double t);
// 转换FK5误差，返回弧度制
double delta_FK5(double L, double B, double T);
//获取章动有关角
vector<double> get_angle(double T);
//章动修正
double nutation(double T);
//光行差修正，返回弧度制
double aberration(double R);
// 获取地日运行参数，L为地球日心黄经，B为地球日心黄纬，R为地日距离
vector<vector<double>> get_parameters(double t);
public:
pair<double, double> sun_longitude(double t);
double moon_longitude(double t);
double get_epsilon(double T);
// 计算时角，返回弧度制
double getHourAngle(double julianKiloYear, double longitude,
double latitude, double alpha);
};
extern Julian julian;
extern parameter p;
#endif
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