|
|
package astro
|
|
|
|
|
|
import (
|
|
|
"errors"
|
|
|
"time"
|
|
|
|
|
|
"b612.me/astro/basic"
|
|
|
)
|
|
|
|
|
|
/*
|
|
|
获取当前时刻(本地时间)对应的儒略日时间
|
|
|
*/
|
|
|
func NowJDE() float64 {
|
|
|
return basic.GetNowJDE()
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
日期转儒略日
|
|
|
*/
|
|
|
func Date2JDE(date time.Time) float64 {
|
|
|
day := float64(date.Day()) + float64(date.Hour())/24.0 + float64(date.Minute())/24.0/60.0 + float64(date.Second())/24.0/3600.0 + float64(date.Nanosecond())/1000000000.0/3600.0/24.0
|
|
|
return basic.JDECalc(date.Year(), int(date.Month()), day)
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
儒略日转日期
|
|
|
*/
|
|
|
func JDE2Date(jde float64) time.Time {
|
|
|
return basic.JDE2Date(jde)
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
公历转农历
|
|
|
返回:月,日,是否闰月,文字描述
|
|
|
*/
|
|
|
func Lunar(year, month, day int) (int, int, bool, string) {
|
|
|
return basic.GetLunar(year, month, day)
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
农历转公历
|
|
|
*/
|
|
|
func Solar(year, month, day int, leap bool) time.Time {
|
|
|
jde := basic.GetSolar(year, month, day, leap)
|
|
|
return JDE2Date(jde)
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
太阳升起时间
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
aero,true时进行大气修正
|
|
|
*/
|
|
|
func SunRiseTime(jde, lon, lat, timezone float64, aero bool) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tz := 0.00
|
|
|
if aero {
|
|
|
tz = 1
|
|
|
}
|
|
|
tm := basic.GetSunRiseTime(jde, lon, lat, timezone, tz)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("极夜")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("极昼")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
太阳落下时间
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
aero,true时进行大气修正
|
|
|
*/
|
|
|
func SunDownTime(jde, lon, lat, timezone float64, aero bool) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tz := 0.00
|
|
|
if aero {
|
|
|
tz = 1
|
|
|
}
|
|
|
tm := basic.GetSunDownTime(jde, lon, lat, timezone, tz)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("极夜")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("极昼")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
晨朦影
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
angle,朦影角度:可选-6 -12 -18
|
|
|
*/
|
|
|
func MorningTwilightTime(jde, lon, lat, timezone, angle float64) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tm := basic.GetAsaTime(jde, lon, lat, timezone, angle)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("不存在")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("不存在")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
昏朦影
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
angle,朦影角度:可选-6 -12 -18
|
|
|
*/
|
|
|
func EveningTwilightTime(jde, lon, lat, timezone, angle float64) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tm := basic.GetBanTime(jde, lon, lat, timezone, angle)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("不存在")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("不存在")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
月亮升起时间
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
aero,true时进行大气修正
|
|
|
*/
|
|
|
func MoonRiseTime(jde, lon, lat, timezone float64, aero bool) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tz := 0.00
|
|
|
if aero {
|
|
|
tz = 1
|
|
|
}
|
|
|
tm := basic.GetMoonRiseTime(jde, lon, lat, timezone, tz)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("极夜")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("极昼")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
月亮落下时间
|
|
|
jde,世界时当地0时 JDE
|
|
|
lon,经度,东正西负
|
|
|
lat,纬度,北正南负
|
|
|
timezone,时区,东正西负
|
|
|
aero,true时进行大气修正
|
|
|
*/
|
|
|
func MoonDownTime(jde, lon, lat, timezone float64, aero bool) (time.Time, error) {
|
|
|
var err error = nil
|
|
|
tz := 0.00
|
|
|
if aero {
|
|
|
tz = 1
|
|
|
}
|
|
|
tm := basic.GetMoonDownTime(jde, lon, lat, timezone, tz)
|
|
|
if tm == -2 {
|
|
|
err = errors.New("极夜")
|
|
|
}
|
|
|
if tm == -1 {
|
|
|
err = errors.New("极昼")
|
|
|
}
|
|
|
return JDE2Date(tm), err
|
|
|
}
|
|
|
|
|
|
/*
|
|
|
月相
|
|
|
jde,世界时UTC JDE
|
|
|
*/
|
|
|
func Phase(jde float64) float64 {
|
|
|
return basic.MoonLight(basic.TD2UT(jde, true))
|
|
|
}
|