GPS,UTC和本地时间的显示器+ v; ]; O. F3 `5 u1 ~% E
& L6 h. D. T0 s
转载来源:GPS,UTC和本地时间的显示器
5 h' X8 k. p9 c. C8 m: U$ B3 `8 G0 }7 g2 E q8 l: k' g+ Z
GitHub仓库:http://github.com/XinLiGitHub/GpsUtcAndLocalTime
/ H* p) H" q* U. K9 GPS:博文不再更新,后续更新会在GitHub仓库进行。$ w2 q7 Q' P4 H* S
% h( {3 h/ i8 A3 O. y
GPS,UTC和本地时间的显示器。程序中涉及到朱利安日期的转换,详细介绍见维基百科[Julian day](http://en.wikipedia.org/wiki/Julian_day)。0 l2 {3 ~( E) I7 `( X
`3 ? n1 A* z
1,开发环境2 t! k- Q+ S2 @+ I; f
1,操作系统:Windows 10 专业版# V( S0 B L& d: ~# @
2,IDE:Visual Studio 2015 专业版% t6 Y* k( ~. n, r* I
" M) M' i. @- K
2,程序源码
0 b7 @$ d/ s/ D0 f2 n DateTime.h文件
$ h+ Q# j, G' t- S- D
9 H2 A2 u( F& Z, \ ~6 \- /****************************************************************
$ p2 f, l3 }7 V3 E: i - * Copyright (C) 2017, XinLi, all right reserved.0 l# B5 q! j" E% c) p* j
- * File name: DateTime.h
1 b6 p& q3 R6 Z - * Date: 2017.10.17! Y: C2 ^. x n" `
- * Description: Date and time module header file.
. |1 P# z k0 ]' J+ | - *****************************************************************/6 v+ v% ?+ f9 b9 q+ ~% D) N
- + W3 g! g l3 E/ H+ W
- #ifndef __DATETIME_H
% x! B; u* }$ J L% `3 A - #define __DATETIME_H9 y; m# K4 e( }1 R+ `
- g( X, E6 R& S) y; K+ J- /****************************************************************
" s0 E4 C. G) n" \0 a8 X7 U - * Header include
# S" W7 l9 y' S4 Z9 b# h - *****************************************************************/$ b9 v4 I& a3 p/ ]7 e% L; U; U8 c: M
- ) j& n( `" }7 u8 r. {! N8 U
" T' e2 X5 e) _, z4 y- /****************************************************************
% j; e. t; P! x! T - * Macro definition
|) G0 L7 a* f* m. I& x- `1 V - *****************************************************************/' j1 P9 P9 v: L! W: Y/ Y6 \
9 Y( @8 P Q$ j/ P
! X3 ~- [4 \# ]; t" @2 ~- /***************************************************************** b$ O5 { `9 N( f
- * Type definition4 K/ [) r1 b4 \
- *****************************************************************/
0 [4 `8 C* ~8 u- q' k: Y* W
4 j9 H# R9 R$ e2 K# H7 n: |9 n
& b3 S7 ]6 M& z# U- /****************************************************************7 t& X+ U. E& G) M6 Y
- * Structure definition
0 G- k* K( L6 q$ s+ X9 ^# c - *****************************************************************/ s$ a9 a0 [: z- a+ C
- typedef struct
& U* D- z+ ?; H0 l+ Q, `8 e0 V - {
! f3 v! f: E1 p; A6 J) F5 e - int year;3 g8 r- m. T6 ^8 q& d
- int month;
8 ~/ s* b3 a' ` - int day;
, m9 @/ B( S0 {( {# e& i& [ - int hour;9 Q* g( |1 z; H- A) X$ c8 Y3 H
- int minute;
# t e/ G3 N" O9 u; o7 [7 y - int second;
6 p; A. P1 B4 N/ C* V - }DateTime;3 z) q1 J# Q# n# G( ~9 }
- , f7 P. j( d: |! O1 U
- typedef struct+ H* C% r" J9 o! U( ^
- {7 y3 w! W# h2 Z8 |, `
- int week;" r& H" m3 j ^! o- S7 S+ \
- int second;/ d. Q4 T4 R2 C/ _
- }GpsWeekSecond;
b5 L$ f$ S1 A: L) U - $ c$ M* x7 {! C/ Q x! \
* X% f; E9 a( a# i- #ifdef __cplusplus O) q3 h6 [4 O5 S0 d
- extern "C" {, f" J+ Z1 ?& M. Q" v) U
- #endif /* __cplusplus */
$ R4 {; t% X3 v: Y% ]% {5 u - 4 D7 v& d9 U2 m# m: X- |2 F7 ^
- /****************************************************************
( k0 D4 ]% F F - * Variable declaration" u9 p% \6 v2 `5 f# D
- *****************************************************************/
7 p9 x/ h+ K/ R, t1 l
- o3 m* x6 D. v x
8 R4 a& H4 Z3 ^3 {4 b! n- /****************************************************************9 e$ R5 y R. w, D! ^ r8 F. q" a' _: ?
- * Function declaration+ B! N8 s9 n6 I. F' [8 X( x
- *****************************************************************/* v" |: t0 Z) D* A
- DateTime GregorianCalendarDateAddYear(DateTime time, int year);7 ?4 ^( V4 Z/ A. K6 l
- DateTime GregorianCalendarDateAddMonth(DateTime time, int month);
& i! I) i5 _( ^4 G - DateTime GregorianCalendarDateAddWeek(DateTime time, int week);
& q6 X U' v; P2 \" ?1 w, r - DateTime GregorianCalendarDateAddDay(DateTime time, int day);1 z4 ^" `# a" L/ l% O) C
- DateTime GregorianCalendarDateAddHour(DateTime time, int hour);
5 ~* C0 y1 {8 [: R - DateTime GregorianCalendarDateAddMinute(DateTime time, int minute);
' D3 Z1 \7 o; F - DateTime GregorianCalendarDateAddSecond(DateTime time, int second);
- K' q/ X% Y- x6 I8 G* i! G' [. b - GpsWeekSecond GregorianCalendarDateToGpsWeekSecond(DateTime time);
8 i6 E! a. Y/ w8 ]' u9 p- {( x - double GregorianCalendarDateToJulianDate(DateTime time);: E+ h; k1 T M0 @
- double GregorianCalendarDateToModifiedJulianDate(DateTime time);% p" O8 X! _) k# _& s! X3 Y
- GpsWeekSecond GpsWeekSecondAddYear(GpsWeekSecond time, int year);2 R$ R5 J+ Z0 P5 p7 a/ j( Y- A
- GpsWeekSecond GpsWeekSecondAddMonth(GpsWeekSecond time, int month);/ m" n4 h: T. m) x
- GpsWeekSecond GpsWeekSecondAddWeek(GpsWeekSecond time, int week);
) o& Z! K2 b3 r. M1 M+ o - GpsWeekSecond GpsWeekSecondAddDay(GpsWeekSecond time, int day);
; s' R/ G3 v8 B. O' J3 r - GpsWeekSecond GpsWeekSecondAddHour(GpsWeekSecond time, int hour);
( H& D) K# \, X- p" U1 P4 ?* B# D - GpsWeekSecond GpsWeekSecondAddMinute(GpsWeekSecond time, int minute);
9 N; b5 X; s/ D S - GpsWeekSecond GpsWeekSecondAddSecond(GpsWeekSecond time, int second);$ D9 j' b' G8 B/ g
- DateTime GpsWeekSecondToGregorianCalendarDate(GpsWeekSecond time);7 Y8 u" L" h+ f
- double GpsWeekSecondToJulianDate(GpsWeekSecond time);
" O! t. ]$ _1 R4 P/ ~, c2 m9 M - double GpsWeekSecondToModifiedJulianDate(GpsWeekSecond time);
* D" G5 p( m9 i' B8 Q+ U+ h - double JulianDateAddYear(double jd, int year);
) b7 P K. ]% `+ c4 ] - double JulianDateAddMonth(double jd, int month);. v; ? [$ B. W0 p
- double JulianDateAddWeek(double jd, int week);
0 x6 t# i" h# W; I2 I2 ^3 @ - double JulianDateAddDay(double jd, int day);
$ F4 O8 y' q0 a8 M5 w - double JulianDateAddHour(double jd, int hour);
" H* r" g R- T' {0 _# H - double JulianDateAddMinute(double jd, int minute);
+ ]* l/ D) J) M8 m; J - double JulianDateAddSecond(double jd, int second);) U( S& K' c+ r$ y. G7 C
- DateTime JulianDateToGregorianCalendarDate(double jd);9 h. G% o9 U- I8 p
- GpsWeekSecond JulianDateToGpsWeekSecond(double jd);
; O/ f# h; r7 ?8 x" S4 q - double JulianDateToModifiedJulianDate(double jd);; v7 }5 K% ~0 o H# b
- double ModifiedJulianDateAddYear(double mjd, int year);, o# v2 ^3 {& V4 G! M! t' X
- double ModifiedJulianDateAddMonth(double mjd, int month);
: U! Q ?5 Z( b0 H' v - double ModifiedJulianDateAddWeek(double mjd, int week);
* \; R7 q/ B' J. D9 p. } - double ModifiedJulianDateAddDay(double mjd, int day);
+ Z" |" w0 d2 ~, j/ k/ e - double ModifiedJulianDateAddHour(double mjd, int hour);
: E" G" T8 V @3 e - double ModifiedJulianDateAddMinute(double mjd, int minute);8 n' _: D$ e1 w
- double ModifiedJulianDateAddSecond(double mjd, int second);
- ^+ Y% ~+ p- O# G3 c - DateTime ModifiedJulianDateToGregorianCalendarDate(double mjd);- y1 I* r1 l# P% P2 a- T
- GpsWeekSecond ModifiedJulianDateToGpsWeekSecond(double mjd);
3 j0 i# [7 r6 _: k' E) u; n, o+ F - double ModifiedJulianDateToJulianDate(double mjd);5 l: Q/ ~) y+ Y( {- l. c
- * t) H- n3 D; g& T; ^, ~
- #ifdef __cplusplus2 M n4 |! |4 x9 ]" E( R
- } Z. @. @5 {% s& r; _8 L, \
- #endif /* __cplusplus */% U* u9 j9 X. x) x
- , G D6 Z( z" O+ W
- #endif /* __DATETIME_H */2 ]: a- k! u6 m2 e# @: m' h* c
复制代码
$ W3 ^" h0 e: X8 y: q; L" L1 k DateTime.c文件) l- E- Z9 |" v
- /****************************************************************
- |% p9 D2 h# [7 u$ C: a - * Copyright (C) 2017, XinLi, all right reserved.
5 J- B% S1 c+ P( M% @ - * File name: DateTime.c& p# ~% ^1 o2 ?9 r! k
- * Date: 2017.10.17- ]. y2 {8 \: u& F
- * Description: Date and time module source file.7 w/ ^4 o6 [( f. o7 J' c/ r
- *****************************************************************/
/ O- S3 a% M. V2 x% X
& _8 y8 d) ^1 w( Q* m% M- /****************************************************************1 J5 |7 C7 x+ c; i& l( ~( y7 v
- * Header include
9 D- b2 x& Q, ~2 t Q/ V) I - *****************************************************************/
# i- _# b8 k& F2 I! @ Y - #include "DateTime.h". B. o3 ~. n% X% x$ m
9 v5 X; M! Q+ Y- /****************************************************************
; h: J+ c1 q- `& o( c- F - * Global variables
0 ]! w; i- ?, ` D3 ~ - *****************************************************************/) c. \7 I! p, o
- + }, }4 u) _8 e5 j) O/ m( s* I0 F
+ J# A- Y( c1 q( z5 v- /****************************************************************3 i+ b0 R9 V/ [8 `# _' h+ J" T7 a
- * Function declaration6 {- i+ n: W9 U- E
- *****************************************************************/# F; Z1 ~# X4 G) e9 k- D j8 a# O
: W. h, ?7 G3 U4 k& N" {- 9 `- t2 P: \: l
- /****************************************************************, A! g W+ e, {. Q
- * Function definition" \; {2 k- e% ?' C, Z
- *****************************************************************/2 M( D! J1 {5 _. E
- , I( m% |% d) N5 _7 R
- /****************************************************************
5 a& E$ {- u1 Q - * Function: GregorianCalendarDateAddYear" N- b' j. P D4 `( H; q4 }2 K
- * Description: Gregorian calendar date add year.
8 r, R C+ B8 Z0 ?# z - * Input: time: Gregorian calendar date.: q3 l+ T: V# a9 K/ w3 H
- * year: The number of year to add.
) e' s& X2 k4 V$ j; A& K A - * Output:
, e, W3 |' u+ t7 M D - * Return: Gregorian calendar date.
6 H, `* I# {1 N' @ - *****************************************************************/
( D5 Z) p( i* O6 V! {9 o$ m - DateTime GregorianCalendarDateAddYear(DateTime time, int year); x% X) c: v. s. h% z+ `
- {
, g) m# B4 Y- ~8 z- i - time.year += year;
8 ^/ I$ E6 r y
8 p, c( d0 I6 W3 T/ Q7 l8 f, z/ J- if(time.month == 2)
8 {8 i9 Q) ?/ y9 ~1 O! ~ - {
/ u2 j0 t' y- w7 s" x - int mday = 0;
; _- c7 r4 g5 U8 l" p" v
. j* G2 U l7 [8 ~7 B4 h; A7 L, b- if((((time.year % 4) == 0) && ((time.year % 100) != 0)) || ((time.year % 400) == 0))
, V4 g8 A$ Z; O8 ?0 Q4 B - {
9 t$ C. g: O3 y - mday = 29;4 v* B! O$ w. p0 B
- }
% E; j; A9 X! l; i9 L3 O$ z" b# N - else
* z+ o4 d8 a2 C - {
5 r; t& _4 x; u8 j- {. Q - mday = 28;, c& q: `3 p) ]
- }
" V: |0 e* ^6 c: i/ F# ?
" l4 z7 f- y' u) L- if(time.day > mday)# @4 W2 I$ @1 y& e: b: k1 m
- {
5 t* o( [. ~3 W/ D C4 b8 Q7 L - time.month += 1;
' @5 Y; e/ w6 I9 O: o - time.day -= mday;; l, e4 W) i% M8 T: m7 C& f
- }, f) h- {! F% q, x' G
- }# n' [3 }/ i( Y1 G" Z6 J# z
c: }) w U" C2 r% p- return time;
& N2 \7 s1 R7 b4 Z5 N, p - }" W7 ?7 t) j/ }; Y5 a9 c; p
- + }! G2 [! s" W6 c# H
- /****************************************************************# m1 t6 \( v# R. O6 H# p
- * Function: GregorianCalendarDateAddMonth8 x# A/ o) u& T+ N! @3 \
- * Description: Gregorian calendar date add month.0 \" U8 ~' v- D; U
- * Input: time: Gregorian calendar date.. v3 O3 |2 e. O) F N
- * month: The number of month to add.
7 i/ b o( G) U4 P - * Output:) k, \8 v) O4 |2 m
- * Return: Gregorian calendar date.' {' K+ w! f$ d& x; n8 Q# J( m, m* N
- *****************************************************************/& x1 e0 S% b' O3 F' d) r/ Z/ o
- DateTime GregorianCalendarDateAddMonth(DateTime time, int month)
5 @9 B6 z i% o: O _5 `& h1 P; s. u( ~ - {
* U4 `5 W5 o. b7 [" l' p - time.year += month / 12;8 m1 B3 F. V1 ^5 L8 [7 m
- time.month += month % 12;( f9 P6 V* |) E9 s; m9 \) w
- ( I9 ?8 W% a5 d' `6 {
- if(time.month > 12)& G* M) {: d1 z5 l
- {
2 X9 N0 l7 N( R' a) ?" s - time.year += 1; |0 N. J1 z7 w. R5 M6 _3 r8 Z: M
- time.month -= 12;
8 \! y3 c0 |) L3 a/ g - }
4 g6 P2 q- w3 ?; B2 F6 t' ` - 2 Y# R1 S. B! p/ k
- int mday = 0;
8 v/ B% P, l, c; m- z& k4 f - - ^" ^0 \. u+ E2 q/ M. C
- if((time.month == 1) || (time.month == 3) || (time.month == 5) || (time.month == 7) ||
* Z; v( u, O0 I: f0 i u( j' p - (time.month == 8) || (time.month == 10) || (time.month == 12))
. d+ M- o5 ~/ F, K+ p5 b" Z3 W" B - {: c2 C( U% Y1 r, R& n' y3 O
- mday = 31;
q6 W) h9 I/ P - }
8 E v4 D- _2 { L: [9 q. M4 \ - else if((time.month == 4) || (time.month == 6) || (time.month == 9) || (time.month == 11))
: X! f: u- q2 R9 k0 c( o5 q - {2 [5 w4 ?/ m' H/ c% v& h
- mday = 30;
- n$ E1 t! `' [ l9 V. W1 _" ] - }
* J6 }3 p, R3 z2 l - else
3 d8 U3 x( w5 p - {: Z$ K; [2 k1 P4 t: s& N" m
- if((((time.year % 4) == 0) && ((time.year % 100) != 0)) || ((time.year % 400) == 0)), M. P. [- E6 G; o* ?3 h9 i( e5 X
- {" x* @5 W' v( k% r" s
- mday = 29;
! G( p7 G6 W D8 h! ~5 m' F - }
. j7 e0 I. O: l, m5 [ - else8 b1 L) R. G, [7 M1 f
- {
- t6 v2 D- [9 @5 s% v& |& H - mday = 28;0 ~( ^3 E# j# v0 _, j
- }3 H9 k" w- f0 p4 c. h* N8 X3 d6 N, Z
- }
( q$ L9 w8 a0 D3 C
; n$ W1 a l, T+ t- if(time.day > mday)- q9 K+ K- x3 `
- {
* } d1 u7 w4 j9 O# | - time.month += 1;
/ c7 E0 O8 [# W" ?9 Q" p* \ - time.day -= mday;& O/ n4 p. m* c( {; M( a* a
- . j7 M6 Z3 P6 f+ @. x: r; h
- if(time.month > 12)! n7 g+ g' {$ |0 k
- {
: ]( N. Z* ? {7 [/ F# Z% O" V - time.year += 1;6 |% A2 L2 _5 Y! z; M
- time.month -= 12;7 _, {5 e8 r& S9 A
- }
8 s( l C! t- O1 U: ^, i - }# X% b3 ~7 i% N1 \0 {/ e# d! ~* p* J
& l9 G3 H! C# h& N* z8 Y$ k! s- return time;
! M" P) V# O4 ^1 ^7 S. v) w/ C - }# A' j1 C% Q- w+ r9 ^& y
- 2 ~, L$ T$ G, C2 \
- /****************************************************************
+ P; Y: t/ ?+ P/ S5 O% E; Z - * Function: GregorianCalendarDateAddWeek4 {' h9 H) O; H" j% \+ x! g7 F# ?
- * Description: Gregorian calendar date add week.
8 |+ f* t! K! k. l. X6 f0 b3 Z - * Input: time: Gregorian calendar date.0 t/ [0 y- k3 [; d6 v% {4 G9 I
- * week: The number of week to add.
$ q$ o+ r3 j; E8 F l+ U0 @* {7 P - * Output:
, v0 K9 k0 E' v @; B, g1 j1 U - * Return: Gregorian calendar date.
3 K. a; `& g% B0 W0 h. v+ A - *****************************************************************/
' x1 ? Z5 K! c4 V$ d; l - DateTime GregorianCalendarDateAddWeek(DateTime time, int week)
& p i& s+ S) {: G9 M8 f6 U - {" u* A! u: q8 z4 E! l: k
- double jd = GregorianCalendarDateToJulianDate(time) + week * 7.0;# C+ q1 ~5 G; A* `* M
- c5 c9 h1 y$ s) m+ Q7 }- X& z5 z- return JulianDateToGregorianCalendarDate(jd);7 k$ @" I# V3 `2 A$ m
- }9 }: H: M) T' u$ X$ l( D
- : E* Y! D3 W3 F4 R( [% d
- /****************************************************************
/ b5 t- m4 q" H' ` - * Function: GregorianCalendarDateAddDay! Z; E0 z" U6 U1 `- H1 O- r# F
- * Description: Gregorian calendar date add day.
# ]$ F; t$ W7 h' L - * Input: time: Gregorian calendar date.
+ P. Q, e2 I v. ] K6 } - * day: The number of day to add.
$ _3 U+ b) Q0 Q4 Y' F2 q! l S - * Output:. g/ q" x& x# ^3 t
- * Return: Gregorian calendar date.3 T c/ r1 X1 C v; {( w' t8 G
- *****************************************************************/
9 A. i* H$ U# K& y: J k - DateTime GregorianCalendarDateAddDay(DateTime time, int day)* R* d F: S9 z/ @0 d
- {
! X* Z: z' j% Q% w* X7 }, D - double jd = GregorianCalendarDateToJulianDate(time) + day;
. Y1 [2 ^- }# V) N# t. F - : u* x& k- r& E( O" {8 h" m
- return JulianDateToGregorianCalendarDate(jd);
" A! N, I% y! T! ~2 b2 w v# ? - }
; A; e- Y- K; K. e+ ? - ) V0 x# y9 }: L+ S/ w
- /****************************************************************
9 R, @# P! |& V0 z& R$ X- Y' T3 j - * Function: GregorianCalendarDateAddHour' ]' ~% T$ h0 k4 Q6 k) w) B. q
- * Description: Gregorian calendar date add hour.
( w! v* ]) G8 D9 k - * Input: time: Gregorian calendar date.
2 ?9 F i- `/ i3 R, ]' J, v& x - * hour: The number of hour to add.9 N9 J1 f8 [5 z2 n
- * Output:
1 O/ ?( `$ r" K" V7 R7 H% }' a2 D - * Return: Gregorian calendar date.
4 q, g: [* \& l1 Q( E q9 h - *****************************************************************/
* Y8 k$ @6 f, c - DateTime GregorianCalendarDateAddHour(DateTime time, int hour)
1 M. x# d5 b' B7 H2 E. X - {
* ~( t. Y+ p/ U* a3 S8 j ]1 ] - time.hour += hour;: J7 `( S" B8 s% B2 N6 j
4 U2 l p6 f! O/ P9 t' P- double jd = GregorianCalendarDateToJulianDate(time);
+ d" h+ b0 G" s6 Q
' \& }! ]& {) @, [- r- return JulianDateToGregorianCalendarDate(jd);
; B) b& D0 |- s) I/ e' ] - }2 y4 b3 D/ t8 H, a' ?2 k
- 6 p9 l ?, V0 U
- /****************************************************************
. m* w+ @* }0 }6 A* v' w. ~ - * Function: GregorianCalendarDateAddMinute
6 x" ^6 V3 Z% P) W. }" Q; Q - * Description: Gregorian calendar date add minute.$ W+ i5 a) q* W4 A1 f
- * Input: time: Gregorian calendar date.( o, c5 ^( K3 P% f; j8 r) ~' |- g# S
- * minute: The number of minute to add.; E' ^: P6 A, e
- * Output:" M* |, J6 i( U; j' @6 d- o
- * Return: Gregorian calendar date.8 ]! [. J& c: P$ s" d" i! R
- *****************************************************************/0 C; r: c8 ^' ?; S1 S9 b" U4 o
- DateTime GregorianCalendarDateAddMinute(DateTime time, int minute)3 o: B Y$ v3 M3 B- A
- {
, _0 t% a7 }4 j3 t5 N8 T+ C - time.minute += minute;
% a' [2 }9 H- \$ d1 N. V) R; N - - D0 l6 ~% @# p: Q8 \
- double jd = GregorianCalendarDateToJulianDate(time);/ @7 P& I8 \6 ]5 V0 E
$ n( C0 t3 \% d% f. X- return JulianDateToGregorianCalendarDate(jd);" F0 Q# z0 q* U/ C, A
- }
8 e( {9 m; D- p: }* o g4 K
. `: Q1 z+ c# z B) B- /****************************************************************
# k0 t$ B2 o5 |8 e' E9 y5 L w) S - * Function: GregorianCalendarDateAddSecond# n! l+ N. B7 C7 }; h
- * Description: Gregorian calendar date add second.5 @9 v" c; E: o# {3 H9 f
- * Input: time: Gregorian calendar date./ J$ j% p7 ^' y
- * second: The number of seconds to add.' ?8 i- ]& r+ F( a
- * Output:( {$ @5 e3 K9 c2 e
- * Return: Gregorian calendar date.0 U. f; R* L2 m" x3 z
- *****************************************************************/
$ [6 \8 D; Z; k. d3 Z1 ]+ ~5 z9 ` - DateTime GregorianCalendarDateAddSecond(DateTime time, int second)
; f! e6 h2 ^% c! X+ j+ @ - {% }1 `9 E. h% b+ x' j7 D% r# w
- time.second += second;
2 O/ {1 \# ]+ W4 c% W7 O% f# n - $ \7 U |1 V. b0 t0 [3 {4 L- D
- double jd = GregorianCalendarDateToJulianDate(time);
) a/ y7 d+ {! m9 k$ D" w - ; t9 }+ h) W* f
- return JulianDateToGregorianCalendarDate(jd);! B: r! a9 O6 {7 r, A, m: d d" B% {
- }+ x* {/ s. U% r. s7 H+ E
; ?" i7 W+ @3 X! [. {' |$ X- /****************************************************************
8 V2 ~2 a0 U0 d/ ~/ p4 J3 W9 u - * Function: GregorianCalendarDateToGpsWeekSecond. K) b5 n2 I, v+ x: i
- * Description: Gregorian calendar date to gps week and second.4 S7 ~' J! i" w' p2 C9 w
- * Input: time: Gregorian calendar date.! d% i" B# N" h. ]3 g6 {5 z
- * Output:. N4 M% y: t$ F6 T4 n. Y
- * Return: Gps week and second. \8 i! {9 G# r" @, H* ]
- *****************************************************************/
4 V6 d( [4 J; S( b8 B: u/ j2 @9 A% B - GpsWeekSecond GregorianCalendarDateToGpsWeekSecond(DateTime time)+ l$ F1 j4 C9 j7 J2 F5 Q- [
- {6 s! G. P6 G) o k; M- ?
- double jd = GregorianCalendarDateToJulianDate(time);
# ^( w4 Q- S- L5 f* ^9 A - 9 ^5 F* P6 T4 I
- return JulianDateToGpsWeekSecond(jd);9 K# Q4 x$ V" p
- } H/ r) Y, \+ j! F! D( X
- " ?5 Y1 W; q; m4 }4 @( w, y" j* i* ?
- /****************************************************************
; x- ~# {& D, r% l: O; \ - * Function: GregorianCalendarDateToJulianDate3 T- L0 ]6 g0 A( m% g
- * Description: Gregorian calendar date to julian date.
, E3 k. r9 M6 a - * Input: time: Gregorian calendar date.1 b% \$ a9 z4 c$ U3 f. u) B" m$ j
- * Output:
8 R* F" j/ W" U( R" t% ` - * Return: Julian date.
2 \1 i7 t" j6 N - *****************************************************************/9 o2 l) E$ J- `0 T
- double GregorianCalendarDateToJulianDate(DateTime time)# J7 X e$ s3 Q) O; l" y1 i4 V
- {
& c+ ~& o# i3 y2 j$ W+ H - int jdn = (1461 * (time.year + 4800 + (time.month - 14) / 12)) / 46 j- c: d8 t' F, M g0 b
- + (367 * (time.month - 2 - 12 * ((time.month - 14) / 12))) / 123 }' _$ w4 `' E. s* u3 I
- - (3 * ((time.year + 4900 + (time.month - 14) / 12) / 100)) / 43 f" }; f/ i: F3 D- _
- + time.day - 32075;
1 H( Y. K3 H( _% F' |) \7 J - . @- k3 C( V, k; \% o* L
- double jd = jdn + ((time.hour - 12) * 3600.0 + time.minute * 60.0 + time.second) / 86400.0;
2 k) ~3 d0 x$ b# _3 L - % @4 s$ E* x- W- a% N9 P
- return jd;
& ^# O" f3 G- ^& T - }- }7 A' x8 l. k% _; d' ?' f
- ! c/ w* s: r5 Z( ]
- /****************************************************************. ~4 t S! v# T% R# ~* j
- * Function: GregorianCalendarDateToModifiedJulianDate. e' E7 l0 j; t5 K5 b) X- H7 s
- * Description: Gregorian calendar date to modified julian date.8 q4 w5 `8 B2 c0 Q) `0 @' H1 N
- * Input: time: Gregorian calendar date.
0 M4 H& N& u- @! J- `- P, J - * Output:+ I d6 `. x# _* G$ q2 a# i! `
- * Return: Modified julian date.% W" j/ j: t/ c
- *****************************************************************/4 P) K4 ^. \5 r/ e- L4 s
- double GregorianCalendarDateToModifiedJulianDate(DateTime time)* p5 `1 Z2 B7 a' i( \, _
- {8 V5 c* E g. ^: Q+ Q- i* R: B
- return GregorianCalendarDateToJulianDate(time) - 2400000.5;0 ]$ a: v$ D1 Z4 z9 {! ~7 x
- }. z3 n* A5 `9 c8 e* v, t
- ; \" t9 s. e6 s J E
- /****************************************************************& n% U4 Y; f! l
- * Function: GpsWeekSecondAddYear) \/ Z: e5 A9 C' |
- * Description: Gps week and second add year.
* M9 c5 C$ v* ]8 ], Z- n - * Input: time: Gps week and second.
1 v" G2 @8 M9 U( O/ s - * year: The number of year to add.0 y' L# c4 Q8 V6 k5 ]4 A# D! [
- * Output:
I! u) h: i0 p - * Return: Gps week and second.' O Q9 j1 M2 M5 {* y' H3 U
- *****************************************************************/
! U# o% a& v1 D$ Y7 j - GpsWeekSecond GpsWeekSecondAddYear(GpsWeekSecond time, int year)8 Z* r- d' `8 j$ V
- {
; ^1 h4 z, w/ ~- ?: J/ U - DateTime date = GpsWeekSecondToGregorianCalendarDate(time);
# h; `& C9 N, A' m. Q/ Z
* k" V$ _5 S$ t6 L2 \- date = GregorianCalendarDateAddYear(date, year);
2 p- j" {. w9 i& j$ S - 4 O! ?- O2 F/ w8 l0 t5 G6 l
- return GregorianCalendarDateToGpsWeekSecond(date);6 L- g& \! }$ Z* f1 D% B0 c: {
- }
0 |7 Q) W2 i X' V0 U4 F+ ^* F2 n8 m - 0 ~9 T, q9 @; b L) Z% d( B
- /****************************************************************
( ~4 q, i5 n5 h3 E) C7 F. y& z, a - * Function: GpsWeekSecondAddMonth
. G9 u: C; O; B' W9 H - * Description: Gps week and second add month.
* U: U" l! ?9 L! b* e+ j - * Input: time: Gps week and second.
' ~2 O5 f9 `1 F; x6 @- n - * month: The number of month to add.- D$ E7 ~5 {5 F! w2 |
- * Output:; H) {# b: t' g/ i4 P4 K$ G0 ]/ T
- * Return: Gps week and second.) P$ `8 Y9 Y: k& y4 Q. U
- *****************************************************************/' Y! x9 i d) H8 d. D
- GpsWeekSecond GpsWeekSecondAddMonth(GpsWeekSecond time, int month)2 R( n; l+ J: e0 ]; W8 f
- {
3 `" B7 S% H K4 ]: F" M: [ - DateTime date = GpsWeekSecondToGregorianCalendarDate(time);
' g3 {. y Y* w r9 W
8 e" x) {+ l* [) _" c% J9 T- date = GregorianCalendarDateAddMonth(date, month);
; @5 s y- @; `* B& A. F
% g' s8 ]# D2 Q% c$ O- return GregorianCalendarDateToGpsWeekSecond(date);" L. S6 J5 h; z1 r) J
- }
e7 {% } ^" J v- e- B - - @7 ]! o- Q! N* X k. D. G: Z
- /****************************************************************9 u6 R4 Y; ]% k& \6 o
- * Function: GpsWeekSecondAddWeek& M! m, @4 l5 o: U
- * Description: Gps week and second add week.
0 O7 W1 i6 r6 K8 Z/ u - * Input: time: Gps week and second.. p3 Z3 C+ e! c
- * week: The number of week to add.' r7 r8 M$ b% Q0 \3 p# o% C
- * Output:7 m. z$ F% P. ~
- * Return: Gps week and second.+ B( D6 b% `6 g/ N7 P2 i# V" o( ~- x
- *****************************************************************/' `/ E* [* n0 N
- GpsWeekSecond GpsWeekSecondAddWeek(GpsWeekSecond time, int week)
2 f/ p- V0 Q6 G+ @; M - { }4 H9 J: D+ F6 S% _
- time.week += week;6 C$ Y$ m8 c1 C
- ( u% f: `& S8 g+ a' A# |6 c
- return time;5 b: k# N c8 }9 R: c
- }
7 u! S6 ^9 x/ S% L& w
, s9 V# \2 J+ z8 C- /****************************************************************) t8 p' ^8 J& ~9 h; J! f& L
- * Function: GpsWeekSecondAddDay& C9 H1 n4 ?9 Y
- * Description: Gps week and second add day.& f) ]' C1 @# ~
- * Input: time: Gps week and second.
5 z* ^: y1 Z4 d; G/ D - * day: The number of day to add.
- Y$ e( v" A) y @7 N( \- s9 C - * Output:5 y. c% L. ?4 q
- * Return: Gps week and second.
1 B7 K* S4 Y$ o$ r7 Y - *****************************************************************/+ v% j7 _; o; N, I, G3 {
- GpsWeekSecond GpsWeekSecondAddDay(GpsWeekSecond time, int day) n$ X' l8 N2 j" g) y1 _8 U/ J
- {1 q" d- g$ S( G4 V* ~% G, b
- time.week += day / 7;
. E( X4 ?' v, z. `4 n# m$ p - time.second += day % 7 * 86400;
( p4 B4 Z, U) w- Q9 w+ i. o1 Q
* }1 r, r; ?! M4 a0 y* w. X- if(time.second > 604799); S' X/ j# v; t+ N1 T9 m4 }
- {& d) J4 r8 ^3 x2 q8 v
- time.week += 1;1 a5 G' H& ~$ {0 ~0 _% t E
- time.second -= 604800;
0 u: t3 g4 H# \- T9 G) M& J6 T# O - }& D, c, A# W& d E; @: H
# w& _- x2 i, ?# w8 `0 x- return time;$ k- {4 ~, w7 j0 ~
- }1 h0 u$ ^8 n# g5 Y/ h7 ^
" O) c. u4 N% O" t$ n- /****************************************************************
6 l$ N J. ?* d' l - * Function: GpsWeekSecondAddHour+ P, K/ C" v% n( c/ ?' b7 @0 I
- * Description: Gps week and second add hour.7 h! t5 Y# [, Z( k
- * Input: time: Gps week and second.
$ S$ U; n9 Z- M - * hour: The number of hour to add.1 a- _1 ?1 ]6 m% c2 |# h
- * Output:
) v2 s0 m7 V: Y# k( | - * Return: Gps week and second.- S8 J# O5 x2 E9 m4 z' V, Q; q! C
- *****************************************************************/
* a6 Z6 t" m" f4 C! v - GpsWeekSecond GpsWeekSecondAddHour(GpsWeekSecond time, int hour)3 I; b7 {! o' C$ s5 M9 r
- {) W; ^6 L* b: n: r/ V* a
- time.week += hour / 168;
- d& i- |7 H7 z# V$ Q9 J* S - time.second += hour % 168 * 3600;
- n7 F, F' `7 i) C1 G! F: c - 5 J; A+ C* S1 m4 O1 O
- if(time.second > 604799)) I- ]4 Y+ G. T2 N1 f
- {# Y# M8 Z: n+ }- S$ |
- time.week += 1;
( z" ]* s- n. S1 V1 g, y3 z4 f - time.second -= 604800;% ^9 H% A! V5 v' s$ X+ C- m9 O' d, B7 s
- }
& N( W5 c8 a9 t0 c$ M7 ? [6 j: G -
4 n; S; C- B2 e - return time;
3 s2 V+ U1 w: J4 d - }
- `% r: c' h! \# k) Z/ z
7 T* a2 u+ A8 h m4 F- /****************************************************************" s8 b2 _% t- Y
- * Function: GpsWeekSecondAddMinute
3 X) F& L- R" u6 u p0 R - * Description: Gps week and second add minute., {! S A- i; ]" o) x# ~3 ]
- * Input: time: Gps week and second.
/ }# B1 j0 y' W* D6 |7 [* { - * minute: The number of minute to add.
7 }+ w6 @9 b' R7 ?' F2 \ - * Output:
6 v+ N% x; u9 Z" w5 K& G# E - * Return: Gps week and second.
7 ^1 b2 j" t% x5 w. E1 A6 c - *****************************************************************/& z; t( `* N$ Z' Y2 Q
- GpsWeekSecond GpsWeekSecondAddMinute(GpsWeekSecond time, int minute)7 I% r2 t2 K. s {
- {3 V; s3 v! w- z* Z
- time.week += minute / 10080;
/ d; Z9 n" j( V4 B% k7 T - time.second += minute % 10080 * 60;: r9 r# r$ i- i6 u$ `4 S( M) Y
- " [7 X8 J" Y" w. q8 q) F
- if(time.second > 604799)
% Z, u1 D8 L7 F/ K - {0 _6 O+ ]0 _- E: W
- time.week += 1;. M+ s4 k/ e0 e9 S5 F2 J
- time.second -= 604800;0 ?: S2 c \5 L0 H7 K6 I1 S
- }
7 W2 G6 `: T% ]# l1 b -
7 l- K9 U+ f S; J/ q, A - return time;
- S' L" D. W' B# g0 g7 c2 ` - }
# E/ A5 Z7 q W8 Y8 |5 w$ _/ C! D2 O* j - & x* x1 M- {% {# [
- /****************************************************************
+ q. x, j" I6 u- D# C2 @3 ~( U - * Function: GpsWeekSecondAddSecond
( L# c$ d" s( ~; U - * Description: Gps week and second add second.
6 I, x" `3 f/ p0 O$ H - * Input: time: Gps week and second.; I1 x9 u b1 |5 ?( P( g$ M
- * second: The number of second to add.0 E0 y5 v# }. |: o$ \
- * Output:0 ]/ m( W: x! S" S. ?1 N( i
- * Return: Gps week and second.
8 o( G( s9 u( E& Q - *****************************************************************/8 _' d9 t) q3 W& g$ u: T& b2 |5 j- F
- GpsWeekSecond GpsWeekSecondAddSecond(GpsWeekSecond time, int second)
. G) Y+ j4 u/ I5 \0 H# ~# Y - {1 n* T% _7 _" Y& Y
- time.week += second / 604800;
9 S* |. R- r/ t ^ - time.second += second % 604800;* i) Z1 l( [9 {: q3 \. q
- 8 n6 f2 s+ x* R' _
- if(time.second > 604799)
- l) h( s0 m6 K& \$ W - {4 @( ~4 {% A# s5 h, @" ?+ g( [
- time.week += 1;+ f Q ]6 t% {+ F) I O+ |; s. c- Q
- time.second -= 604800;
$ `3 x, P* Q5 x n8 b0 g( e$ f - }! {- `/ w: ^3 ` L2 x
-
9 U6 o! [" D0 }+ w8 b& { - return time;
h4 |3 }, C4 r% v8 _7 _ - }. R. k$ c. E l
- $ j/ Z# X& R+ j& {
- /****************************************************************5 J9 r- I1 u6 r& H
- * Function: GpsWeekSecondToGregorianCalendarDate
J. A# h& n: ?/ c) \: p - * Description: Gps week and second to gregorian calendar date.
% t0 H* O' z0 t/ f$ m. j - * Input: time: Gps week and second.+ c/ b: Z( d5 N0 V# Z: B
- * Output:: k9 O' q/ h9 l
- * Return: Gregorian calendar date.+ l4 }- R& y" q' d4 G3 [, y
- *****************************************************************/
3 ~' t2 @; J; p - DateTime GpsWeekSecondToGregorianCalendarDate(GpsWeekSecond time)/ \) F8 x: X. X9 |% w! K, [ G$ H: u
- {
6 N( q0 ?. w% l) k9 L+ Y - double jd = GpsWeekSecondToJulianDate(time);1 P, A5 O, k. Q4 P$ K
* r5 K6 K$ r; ?3 s/ Z8 _- return JulianDateToGregorianCalendarDate(jd);
! \- d7 ` W' `! H [* |; c8 d - }6 @! P5 G4 V' W- t& k
( d4 R# a% l2 q% T1 _( S" F' X- /****************************************************************
0 l2 n8 o. i F( G, i9 T - * Function: GpsWeekSecondToJulianDate
, l+ C# V7 R6 l, j, T j8 t - * Description: Gps week and second to julian date., c9 |, |7 O# p7 X& u
- * Input: time: Gps week and second.$ |+ O6 I$ H; ~, L' _9 R
- * Output:
9 s: `3 Q% a* r" k S- \) J3 I - * Return: Julian date." j# j. I7 w& T
- *****************************************************************/
2 t, q& Q7 B5 i" O( x% G* f - double GpsWeekSecondToJulianDate(GpsWeekSecond time)
! P4 r# G5 s6 @9 v1 y1 c" v - {
8 d7 O1 _# H4 j+ J A# i* U+ h - double jd = 2444244.5 + time.week * 7.0 + time.second / 86400.0;1 o9 U7 h; v/ D3 I1 f1 P8 A4 `
% u4 E. I# t, e& l4 }1 A2 Q- return jd;
% v. G- P) n5 F4 c4 v2 k - }$ ~% i+ Y$ i" I) u* n
- 7 d' j, H0 h: V, I/ T; \$ q% W
- /****************************************************************
( P+ m/ j+ g3 |7 `( ? - * Function: GpsWeekSecondToModifiedJulianDate
3 w {2 z# @0 P5 k8 Z, }( F - * Description: Gps week and second to modified julian date.+ n3 N: e/ `; V' E" ^- _
- * Input: time: Gps week and second.
1 r; }8 `8 r. L - * Output:2 c1 t+ E3 }- f2 e! M8 m* U
- * Return: Modified julian date.! p/ l# z' c$ B
- *****************************************************************/: j' r" E m8 h; N
- double GpsWeekSecondToModifiedJulianDate(GpsWeekSecond time)
6 }7 k- Q7 ^( L, a' [ - {# y5 j; b+ Z# S
- return GpsWeekSecondToJulianDate(time) - 2400000.5;
0 _% D) Q6 E$ O' i' c) D - }# P! ]4 N; @: X4 V& g
- # {9 e9 U+ x. P7 O; O* i
- /****************************************************************' B; I6 a- @! y8 p% E9 y& j
- * Function: JulianDateAddYear ^3 k' |9 a( i9 O; o/ K
- * Description: Julian date add year.) H6 ?- f7 F [+ F9 \; E! m: O9 R
- * Input: jd: Julian date.9 V: b( E4 z0 d" F
- * year: The number of year to add.
$ J- G! K7 E s# W4 W2 }2 V - * Output:$ n; t+ Q$ f/ d9 ~; z
- * Return: Julian date.
: j, l) p/ J7 n+ o - *****************************************************************/% P J7 l' _9 d9 i6 N. Q
- double JulianDateAddYear(double jd, int year)
& E! ~+ H( ^) m$ d9 \* x2 ~. Z - {0 v& _- |0 j5 `
- DateTime date = JulianDateToGregorianCalendarDate(jd);
; \9 l. i) I U3 c+ T
* q' m F& |2 \4 b M- date = GregorianCalendarDateAddYear(date, year);
5 d5 u+ U: S( j, r. U4 k - ( Q! M/ i9 X4 Q+ l
- return GregorianCalendarDateToJulianDate(date);& _' R( J+ t6 @
- }- N" {$ i& ^4 `& z8 }
- " s2 w3 j; m: s- n9 W
- /****************************************************************
3 M ^* y2 J8 G2 a/ P8 c: V7 A - * Function: JulianDateAddMonth
4 F8 H2 J8 k: Q7 B5 y6 ~- k& `! g - * Description: Julian date add month. [ p' _. R+ q) F$ T* j+ F
- * Input: jd: Julian date.
! i& U3 ?: y. x - * month: The number of month to add.
+ ^/ _7 D* l/ v( Z2 @7 y# t6 W - * Output:& |/ _9 c) t8 `( E
- * Return: Julian date.
1 s6 w8 o* d+ h - *****************************************************************/2 @( U. W/ R; C. a& ]" g
- double JulianDateAddMonth(double jd, int month)9 A& i1 F4 M/ [/ H3 x
- {
( l: O: R* Z. d9 d - DateTime date = JulianDateToGregorianCalendarDate(jd);2 B9 b/ H; v% N; c' `
4 v- C3 I/ z ]/ c" n# i& ]- date = GregorianCalendarDateAddMonth(date, month);5 O/ P2 w: Y- T4 i* c4 n- E9 B
- ) w2 m) g1 I* |! o
- return GregorianCalendarDateToJulianDate(date);
' w1 \1 p( V: n# V7 {! i4 c - }
. m# R$ _$ ^" Y1 Q, Q" G( G* V! E - 8 v( s& i3 |/ f+ Z* d
- /****************************************************************
) X# y6 F% v6 N3 x# D0 c5 k* V - * Function: JulianDateAddWeek
$ y3 O) p. Y( F; C# t! G - * Description: Julian date add week.+ P7 C( {& _% U
- * Input: jd: Julian date.
! P# v1 d' s! J( r, \2 w. T8 \6 W - * week: The number of week to add.
) G. G7 [" U0 w: n; S - * Output:* m/ K! @7 O+ Y* q1 \
- * Return: Julian date.' U$ ?! Y. M' K$ i1 H
- *****************************************************************/
; ]( W' G) j' S, o& H7 m3 n - double JulianDateAddWeek(double jd, int week)
% t/ t2 B# |/ e5 W - {
- U1 W; n3 _# @ - jd += week * 7.0;0 T6 H7 \/ a% Y+ @+ h1 C# X* H8 [" Y
- 5 `9 x2 h3 ~9 ^6 J; p
- return jd;7 T- Z4 K L0 [ D" ]
- }
3 ~6 g. ~! P5 @. X d
) r* L8 r- |# {) S/ @3 l. R- /****************************************************************
# G0 j% ~; \6 @; q - * Function: JulianDateAddDay, T8 q. f% |- F5 q% r ~7 l) ~: ?+ b
- * Description: Julian date add day.0 i, R8 K$ i. `9 _5 ?" w' t
- * Input: jd: Julian date.
$ M/ x: ]; Q3 G9 k5 Z8 u - * day: The number of day to add.
! }1 I& O8 v+ T - * Output:) B8 C& |6 u6 d3 R( K
- * Return: Julian date.7 n3 k+ J+ R2 G% H# c5 d8 t/ ~
- *****************************************************************/6 ]. e; ?; x0 n8 b; K
- double JulianDateAddDay(double jd, int day)
2 h7 C2 |8 D2 L& A - {
% v: y0 C; u3 ]' c& V - jd += day;7 P) V! D4 k, j$ L: Z7 B
- , Z3 z) @) }) b: ~; y- S& r
- return jd; i' m" c$ @; K3 X" U# J! X5 n4 V: e
- }
$ o, y y# y1 w6 [6 [ - ' _0 C& b3 n2 S1 ~
- /****************************************************************/ Y- d" h' z. O4 j, z0 j% H
- * Function: JulianDateAddHour
- _! Q4 F7 l( y7 A% y3 Q; [ ^1 I - * Description: Julian date add hour.
r/ F- N) N; x# o% z; V - * Input: jd: Julian date.3 U! R# a. v9 M$ `0 ]4 B. S3 F
- * hour: The number of hour to add.6 S5 V5 }0 I9 t# h- g! @ Y9 z: J
- * Output:! ^4 J( }8 f A' M' G( o8 @- ]3 h, d1 d# S
- * Return: Julian date./ D- F! L4 j4 w$ r) v2 o2 ?" y
- *****************************************************************/ ~6 y' o7 V+ f
- double JulianDateAddHour(double jd, int hour)$ E3 X9 r/ F1 v
- {( z% ~' n- C M7 S' R) E' Y4 O) ]
- jd += hour / 24.0;. ], h$ J- G9 _ }
5 Z _- o- f8 I4 ~- return jd;* {; k& B2 t! o+ X- P: |# T, f
- }
4 [! z2 U( k _0 ` I' H - 4 v) S, B% @/ @/ h# H# k3 d
- /****************************************************************9 O- e1 q2 f9 A
- * Function: JulianDateAddMinute# a7 {8 Z9 [: F' l N
- * Description: Julian date add minute.
7 x; J; T0 x/ P6 e. x - * Input: jd: Julian date.
+ t9 K4 I; \* O. D% Y3 m( s) h - * minute: The number of minute to add.; M: O6 c+ m: |! t
- * Output:1 o% J2 j/ B1 E- z" E1 P% R' A
- * Return: Julian date.6 g) c0 q! q4 h; A/ D
- *****************************************************************/
+ j1 j( A2 {* ?0 R" P: [) U - double JulianDateAddMinute(double jd, int minute)
7 p/ I& m3 m/ ]& ^/ y: V. P - {
2 r* A; r. [! k - jd += minute / 1440.0;
3 C' `; i. U! z+ F
( d8 P9 S- i9 S. D- return jd;( J \3 p+ A/ y c1 z: C) C, d3 b
- }
1 w3 B) p# K8 y P, n \
& z* D+ P8 h/ k4 Z7 v/ X9 t- /****************************************************************! g1 m" e. j( S' N+ ]9 R5 {
- * Function: JulianDateAddSecond' b( i8 P* C4 `
- * Description: Julian date add second.4 a9 a+ ~( D# p
- * Input: jd: Julian date.6 Y$ |/ v2 E. a, Y0 K) m* l E3 g
- * second: The number of second to add.
6 P& w8 o4 ?" ]! j4 k" E4 T, i - * Output:# H9 z. u- v0 M" _ L$ p1 [$ ~
- * Return: Julian date.
- d( a0 U$ [4 o3 r2 } - *****************************************************************/- m4 {/ E0 T& s
- double JulianDateAddSecond(double jd, int second)
8 ~, C/ c% D: ?" p, U" u& H - {
" M8 L! y1 B& {9 w/ ?8 y8 E" V0 H0 G* @ - jd += second / 86400.0; v! z+ B8 P( Y' {8 A
* q& B% C! p _( ]9 R5 P% {3 n6 n) s- return jd;
. c" }* h. ^) `4 _7 Q5 X% J - }: Q; w# g, c4 N; @: p7 `# h9 [8 l6 s9 }+ G/ m
$ f& z6 N9 u/ E: H$ I- /****************************************************************. A4 r0 u, a- `
- * Function: JulianDateToGregorianCalendarDate
8 m8 u- M# E; E$ t5 X' C3 i2 L - * Description: Julian date to gregorian calendar date.5 m7 |3 `& }" m0 O' |9 h/ ]
- * Input: jd: Julian date.
2 K4 L" u- e5 @" o3 V' h - * Output:2 F h G! B0 z* R& ^- W
- * Return: Gregorian calendar date.
( ?* N- e) s, b* I7 B/ s F0 N6 R7 u - *****************************************************************/
+ y. Z2 U, R/ I/ e' @: G - DateTime JulianDateToGregorianCalendarDate(double jd)! ?$ y4 @! Z/ _9 u1 z, g
- {
& R9 Y' i6 u( W" \- k - int y = 4716;! ~+ }* U& U) u3 G6 s& S4 o, B
- int j = 1401;- R; T' ~* ` J/ z$ L% Y* E3 {2 h W
- int m = 2;# i9 s# T% P! S. j5 T
- int n = 12;
( N* [* ]( [, F2 Z$ s$ C) U - int r = 4;' ^6 \1 w/ [, }$ q- q S) w
- int p = 1461;. i) |6 W+ y2 o/ B
- int v = 3;
U' x8 z j* B% r8 r - int u = 5;
9 q. j$ v% n0 x" `/ _* e- ~ - int s = 153;; R, X; \' g1 p Y9 \7 g
- int w = 2;* C! ~/ l8 A; T4 u' H
- int b = 274277;7 C) l9 }4 I& ]6 d- D
- int c = -38;( y& T' s6 C5 \1 r' b
- 4 q& \, r* A6 b$ C
- int jdn = (int)(jd + 0.5);
" l. Z; [" O2 ~) M+ `$ g - int f = jdn + j + (((4 * jdn + b) / 146097) * 3) / 4 + c;
; U& M7 B7 p1 A8 ]0 i2 g F+ V - int e = r * f + v;+ E! o" P' B5 p$ i t0 Z/ c
- int g = (e % p) / r;
# R& N: y! _3 R+ _ - int h = u * g + w;
7 j) V) ~2 g' k, y. ?' o2 d1 V2 y - + L7 ^+ c" Q9 H$ W
- DateTime time = {0};$ W; f. K7 H0 L6 a' z! G% q7 y
1 H, H# \" o" V- time.day = (h % s) / u + 1;
' N4 L' M/ c1 D7 R1 k0 }# N - time.month = (h / s + m) % n + 1;# H5 H" L# q0 }. k0 N; m
- time.year = e / p - y + (n + m - time.month) / n;# _9 Y: `4 b, r3 W. Q- b, N' \
- time.hour = (int)((jd + 0.5 - jdn) * 86400.5) / 3600;4 D }+ |$ B' U8 w; u
- time.minute = (int)((jd + 0.5 - jdn) * 86400.5 - time.hour * 3600) / 60;. U, D1 {( C1 v3 c: k( L/ O
- time.second = (int)((jd + 0.5 - jdn) * 86400.5 - time.hour * 3600 - time.minute * 60);; L8 ^ h3 n' D a
- 0 F2 x! w+ M- a6 T! D
- return time;
?7 M6 t8 G" x% y) k - }! |7 T3 a5 P5 [. O/ n9 s" `
- ( q, M9 J; K j" Q6 D
- /****************************************************************: l: z: A2 V: s/ l* a/ J
- * Function: JulianDateToGpsWeekSecond9 U3 B3 e, I- L1 }2 `& ]& D
- * Description: Julian date to gps week and second.' S2 f& x x5 \! |1 C0 p8 I3 T* V5 v1 H
- * Input: jd: Julian date.* o% F# l1 z3 L5 S2 J
- * Output: V' \, |, u( X2 Z4 l
- * Return: Gps week and second.& o/ [) Y: m; O7 U9 [! _
- *****************************************************************/4 i0 ^! a: w. q
- GpsWeekSecond JulianDateToGpsWeekSecond(double jd): Y/ x0 a/ L7 n
- {7 [8 n( \$ k0 e7 d' ]' B, d
- GpsWeekSecond time = {0};- h. e4 X7 S0 V
- DateTime date = JulianDateToGregorianCalendarDate(jd);8 ^! S# K' p- r4 z/ y
4 ~4 D9 p: R+ c0 P3 h3 C ]1 ^- time.week = (int)(jd - 2444244.5) / 7;! E+ s1 A1 s0 S: V8 N2 h
- time.second = ((int)(jd - 2444244.5) - time.week * 7) * 86400 + date.hour * 3600 + date.minute * 60 + date.second;, @4 Q) `4 \) C7 x% b
- / `7 a+ F6 J$ t; q6 P0 y; W: f
- return time;6 v1 P; |7 M8 y0 B" p% D
- }- V/ Z' d- Z- y3 ?+ B
- % s: c# Q" z( t9 A0 f
- /****************************************************************' v7 d8 u5 W- E( D
- * Function: JulianDateToModifiedJulianDate
# A+ [6 W& |# _& O- q - * Description: Julian date to modified julian date.$ J5 Q4 a/ v, q7 V: e
- * Input: jd: Julian date.: N9 s; T n' D9 B
- * Output:
2 _8 {- a. a5 {, O- ? - * Return: Modified julian date.
8 Z7 p% d. p8 I7 j, D) P: i - *****************************************************************/ q5 w; y- n) t- P
- double JulianDateToModifiedJulianDate(double jd)
; O9 x& I; B7 ^# i, W9 w+ X, b0 N% I - {; S1 Y4 h: r! V' S
- double mjd = jd - 2400000.5;3 `( U* t k4 Z( E
) p0 S. O* J q% V0 }" n+ \- return mjd;; Q: C( r8 [5 ^: ~" T( [
- }) U( z# P& A1 i6 M' I2 u& O
. m. n$ E+ C# i. z% |: I1 N- /****************************************************************
4 j) m: ^7 y/ K$ F - * Function: ModifiedJulianDateAddYear
% j5 Q" B% f3 I( l1 h - * Description: Modified julian date add year.
/ m+ l* ]! K2 n# Y( }8 q) ?' ] k7 P - * Input: mjd: Modified julian date.
5 v. o6 h( ?. R- ? - * year: The number of year to add./ v, S" u6 w# @! s7 Q/ A
- * Output:
8 n7 H3 T- x% }1 w: \0 N& ] - * Return: Modified julian date.% w! S1 {" F+ j: w5 h
- *****************************************************************/
& N$ S" [2 G }+ Q* r% I) l - double ModifiedJulianDateAddYear(double mjd, int year)
: A) X. {2 J4 n8 W - { e8 S! D5 a s) x) z- w1 g9 s
- DateTime date = ModifiedJulianDateToGregorianCalendarDate(mjd);
4 h- U: Q$ B) X; e+ Z - # K) A* B8 D% f
- date = GregorianCalendarDateAddYear(date, year);2 ?. v: ~% r' k5 ~
- 5 t9 v3 [+ z K0 y8 F6 O# {: ]- G
- return GregorianCalendarDateToModifiedJulianDate(date);
( o+ }" s, D& c; ]# H9 \ - }
d L2 H$ I- v- O. \3 i5 O5 P& W, C4 U - ) U4 q3 }; T" g" _3 r% O
- /****************************************************************, R3 w( Q( s6 r
- * Function: ModifiedJulianDateAddMonth
" T. E! v+ b6 e2 N0 P - * Description: Modified julian date add month.
& u1 I0 w; F; z7 [ - * Input: mjd: Modified julian date.
: y8 U: Q3 m, k' k4 d4 j( w - * month: The number of month to add.
, m) L v+ x+ D* b( N1 o - * Output:
+ S; ]2 D3 O" [, [. l5 Q - * Return: Modified julian date.
, [: p7 Q7 C) N2 p9 m- i# m - *****************************************************************/
$ Q% q# O' U+ s! ?& c: N H" ^ - double ModifiedJulianDateAddMonth(double mjd, int month)
+ |1 l' g( l% h& W: U# x8 c - {
# v8 x+ }; e2 {- n, V# _/ p - DateTime date = ModifiedJulianDateToGregorianCalendarDate(mjd);
9 @, W4 d* w. E3 m5 o" i - & M/ g' g. M' A+ E T
- date = GregorianCalendarDateAddMonth(date, month);9 q9 g4 L5 u/ b) G) x* g7 o
) R& C1 A0 l2 X- s5 B& N5 S+ z- return GregorianCalendarDateToModifiedJulianDate(date);
% v3 I. O& l9 M3 G% Q2 E% y - }
$ Z" B# J% p" J - 1 y. @8 M+ _1 F- z
- /****************************************************************
% _! h* c m: C/ v0 r+ h' Q - * Function: ModifiedJulianDateAddWeek
$ |+ F/ b) V3 A4 w- u1 o - * Description: Modified julian date add week.4 P' o6 H3 Z4 k% \* W3 R9 ~
- * Input: mjd: Modified julian date.
) j F, J; a7 x2 |$ O" _ - * week: The number of week to add.
$ R. t; h" w' d( V5 [ - * Output:$ j9 R! Q8 p: l3 k
- * Return: Modified julian date.
% C) M& E2 |+ k2 F2 F r: }, L; u - *****************************************************************/; U( r% H* z& _7 }7 e
- double ModifiedJulianDateAddWeek(double mjd, int week)
( S* R! F& \$ l6 ` - {' s2 q! |4 m. M
- mjd += week * 7.0;
+ R; d* j! v6 a" L0 Z, n
5 v; V9 I# _# T- return mjd;
" z# p' Z/ E" ] - }
8 d: x# c' i) V) [% [+ B
# [9 ? |( r- j0 l- /****************************************************************' H" Z4 g5 C( |( X8 ~ x4 E
- * Function: ModifiedJulianDateAddDay
. K$ {9 d& C: `0 h) b2 | - * Description: Modified julian date add day.
) V% o7 t! d( D - * Input: mjd: Modified julian date.8 a- N% V* D, C1 _
- * day: The number of day to add.3 t7 `: q j+ x# s& L( m/ A1 k
- * Output:
! V O3 C! y5 k; y* L1 r - * Return: Modified julian date.& E/ n0 k5 x, @9 X( ?* v4 {
- *****************************************************************/: r- ?7 t" X8 J+ k3 g( K# j% G- M
- double ModifiedJulianDateAddDay(double mjd, int day)( q: V5 z) S# @, w+ s, G/ a, @0 C
- {: A5 c3 K' E1 l. Q$ O
- mjd += day;
: W0 v2 D% q" n3 Y3 r0 d; R3 Z( \
5 W( y' ~" v1 C8 w5 _( s- return mjd;& |% [. C- |: u
- } y; T" o2 o& T6 f5 f9 A
' ^8 D7 W0 g$ ?2 p% W5 s: U3 d- /****************************************************************( |1 @) N% {0 M* ~+ B, @+ w
- * Function: ModifiedJulianDateAddHour E, @0 a# y; ~4 O
- * Description: Modified julian date add hour.
# b: P! n! T# j+ i# l - * Input: mjd: Modified julian date.6 E" e; {7 C, K$ R6 D
- * hour: The number of hour to add.
# v: e, b- F/ R7 Q. K - * Output:6 j1 {7 f" P- ]" G. q! i! y6 Q
- * Return: Modified julian date.
. j$ G9 i% o6 B% N; U2 R$ ]& j9 V - *****************************************************************/* o5 E+ D% c3 o; c5 n
- double ModifiedJulianDateAddHour(double mjd, int hour)
: [2 U% {1 D8 _0 `* b - {
- _, q& f+ B5 \* A3 _. i! @& H9 Y - mjd += hour / 24.0;2 m; c1 ] Q+ `2 P
- ) B0 E O, |' [$ Z9 T3 T) r7 D" q
- return mjd;- }6 Z F, ]3 s2 V/ X9 x c
- }
6 j! r+ @1 G. r# |) V' P
) R5 J7 ] x7 H; b' P/ M1 I/ w- /****************************************************************' `2 r, ^" J1 ] K% F8 U: V" O
- * Function: ModifiedJulianDateAddMinute3 R( q- z7 W d3 k4 R
- * Description: Modified julian date add minute.
* u9 O! l9 G7 C6 R" c - * Input: mjd: Modified julian date.+ O* a* Z! Y H
- * minute: The number of minute to add.
' B2 D3 y0 K( [" ] - * Output: M& B/ Z b0 j3 J C
- * Return: Modified julian date.
& g/ E& u. N. j* u; C. F - *****************************************************************/
1 j8 F- k7 N# ] C! b3 _ - double ModifiedJulianDateAddMinute(double mjd, int minute)' A( O8 E& ~* T3 z
- {8 z( Z! u$ Q/ h. \) v/ v- |9 y
- mjd += minute / 1440.0;
6 x* \+ b9 x' y/ G
" G0 D8 f8 V+ ?3 @- return mjd;6 J3 y5 Q2 V0 K
- }8 l2 l3 c3 M0 {1 P0 h
- 3 @+ s- y- O/ |: z, M
- /****************************************************************2 R3 A5 u) f# u+ Y6 j+ P
- * Function: ModifiedJulianDateAddSecond
$ ^ B7 z, ?. l. B - * Description: Modified julian date add second.
8 U/ c. \7 C9 q q) q - * Input: mjd: Modified julian date.3 m& W6 i, Z: _0 F6 k& c$ X
- * second: The number of second to add.3 w" @( W+ P# H4 S( z4 g0 N% s
- * Output:* p7 i; { j8 H3 L8 w
- * Return: Modified julian date.
6 P3 ^4 F% W Q/ h9 [ - *****************************************************************/
* S) j9 L h/ s' J - double ModifiedJulianDateAddSecond(double mjd, int second)8 k* k# F f) |
- {% f) O4 ~% O' V- K( U: A
- mjd += second / 86400.0;8 y& i: \! @- P& H
' Q6 C% p( ?2 X) x- Z* E- return mjd;
% `/ O$ w8 k' r s) [& y+ j - }
7 W% Q5 z, h { - 6 X% G' g/ `5 J4 n% Y1 g5 i
- /****************************************************************
; [0 ^3 f# d0 m! K& d j9 l" [ O; y - * Function: ModifiedJulianDateToGregorianCalendarDate
- H1 X& j% W) J8 Z& A - * Description: Modified julian date to gregorian calendar date.& `" K) p5 H! b. P; b4 I6 y/ D3 N( n
- * Input: mjd: Modified julian date.6 G0 L0 e' H$ v! ^/ D
- * Output:
+ N1 e" X: [1 X4 i) M! R - * Return: Gregorian calendar date.
8 I) M: {" i1 s$ S0 U) a$ ? - *****************************************************************/
3 Z6 Q3 N* x, A8 s - DateTime ModifiedJulianDateToGregorianCalendarDate(double mjd)
" M" {) t* e2 \, q6 Y7 N - {$ T- O& n5 h9 k+ b+ |, T
- return JulianDateToGregorianCalendarDate(mjd + 2400000.5);
- j8 M! R1 c8 m1 ~, p - }8 q! G, B2 N) x! Z8 m( b- U
- 6 W9 _1 E3 j# d% G" e* |
- /****************************************************************: E! ]% K( E6 t0 p) \) P# f
- * Function: ModifiedJulianDateToGpsWeekSecond
4 o$ \0 Q: P7 E) _+ G" F$ G - * Description: Modified julian date to gps week and second.! [4 [) F w: @0 w. P3 @ n: G: S1 L
- * Input: mjd: Modified julian date.
7 M# c: k" N' n% `& |% f( F: F8 a - * Output:9 Q- H7 A3 v$ Y0 A1 w
- * Return: Gps week and second.% |5 U5 ]4 `3 _* s
- *****************************************************************/' \& W6 G9 d1 w: f: r. D
- GpsWeekSecond ModifiedJulianDateToGpsWeekSecond(double mjd)
- H7 e7 ?1 Z o - {
3 K4 p7 k/ g- D( L4 P; U( q - return JulianDateToGpsWeekSecond(mjd + 2400000.5);- B( Q! D5 D+ O3 D
- }/ y6 j7 s! x) @6 \1 ]& e
) [' M- {% l! A$ R9 T+ |7 W( \- /****************************************************************. ~. W) I3 ~1 ]+ E# M
- * Function: ModifiedJulianDateToJulianDate8 n( b1 E6 r- l/ L# Z" S7 H3 l( f
- * Description: Modified julian date to julian date.
* K. R4 ]3 C- y. x# w. I - * Input: mjd: Modified julian date. e. Y7 C! Y' z2 |: e
- * Output:$ d/ m) ^& E* ~+ v* s7 @
- * Return: Julian date.
* B K' m( w A - *****************************************************************/( @: Q' r( S7 D+ s) L% `0 E6 Z
- double ModifiedJulianDateToJulianDate(double mjd)
# i' v- M" {. c! M - {
( O0 H: ~* @) A7 C0 v9 u - double jd = mjd + 2400000.5;5 ]- x) k8 e9 `
- / Z# \7 T9 P/ g; ^+ Y7 x. \
- return jd;
X' h! K" j* s4 Q* Y' R" s( u" ]" F - }
/ |' T; c0 X2 B, A& s; p; _
复制代码
; W& b, I: S D: F# `3 {# M: Q main.c文件
- f3 d6 U& f0 S, I: O j- /****************************************************************
/ X6 o4 s' O; G9 L- `* u - * Copyright (C) 2017, XinLi, all right reserved.: U- b9 r( v, b2 }# n
- * File name: main.c
9 o) \; Y6 u2 @: e; v/ k# s - * Date: 2017.10.17
: A& {" V* o0 s; G - * Description: GPS, UTC and local time displays.
; z3 u( ?- g; b+ [+ @ - *****************************************************************/
" o% u M3 G: F3 n$ S0 a
; G1 ~5 m0 H, b h- /****************************************************************" ^& {( W7 X, m3 w5 z, d) [
- * Header include
$ l; p- o8 s% r - *****************************************************************/
y$ T r% }$ x* i - #include "DateTime.h"
4 u% n, h) s/ T, _4 D# K/ v3 L. ~ - #include <stdint.h>
8 S! e$ `! l1 e4 c9 ]9 H - #include <stdio.h>6 f; c3 E) @, R! q" O: H
- #include <time.h>
' ~" Q5 w1 x' h1 ^ - #include <windows.h>
- r( l$ f* T' r# U
4 y9 ]# n( J2 h4 _0 ~* }6 R% {- /****************************************************************# s; J N, [+ z7 w, E8 _, i& ?
- * Global variables+ J4 q5 d, c) z' t: b: g
- *****************************************************************/6 L. S! S" f* w7 k" q
- Q* C) u( w- _5 o5 \
( ?2 x J7 b$ N4 f: D# \- /****************************************************************. ~$ \/ h, k, Y/ \% J- |3 J6 P
- * Function declaration
0 G/ C' l. X9 F3 t6 q9 p0 @' ?4 } - *****************************************************************/' I9 } t( g, a* o# l
- static void gotoxy(int x, int y);, x: i' [9 G6 A
% p$ N4 X7 Q- X4 n$ [8 Q- /****************************************************************9 N H1 n+ I2 I0 Z* B% g1 N* v
- * Function definition
! a4 Y3 B B# W' I& A- |8 j0 J - *****************************************************************/# X3 M& E; U6 f! \" Q5 r N' T
# E* D" M: m9 f- /****************************************************************
5 E) e5 E4 t- {+ v5 q - * Function: main
0 p0 c. H! R! L/ c9 ^ - * Description: Program entry.
# m5 F \5 N) D - * Input:
h: o, C: _1 I) W& D8 [- w - * Output:
6 ]$ x- ]( G3 _! |& K - * Return:
" i0 {! \) i9 m7 @ - *****************************************************************/
S# B! Y, ~5 G$ K/ c' W - int main(void)
* \1 o/ |+ P: _1 o5 p+ i$ L7 v2 I& p - {
/ ]+ z# v! ?2 q9 s6 h0 O7 P w - for(;;); C; o: I6 A( c m6 j% i2 O
- {, h) z5 n# Z" X$ P9 Z
- time_t times = 0;
5 @! P' y* X, ^; n" j4 k: e - double mjd = 0.0;4 g% ]1 N$ ]$ ~
- DateTime utctime = {.year = 1970, .month = 1, .day = 1, .hour = 0, .minute = 0, .second = 0};
' A% U* Z9 ^" k- Y/ u3 ] s - DateTime localtime = {.year = 1970, .month = 1, .day = 1, .hour = 8, .minute = 0, .second = 0};
K3 S7 Q) J6 O- ` - DateTime gpstime = {.year = 1970, .month = 1, .day = 1, .hour = 0, .minute = 0, .second = 0};
( e( `) w5 F4 X$ u5 [; r2 F+ p - GpsWeekSecond gpstimews = {0};# B3 Y" w/ [& U4 Q( P$ ?; E
- / |; V }$ A. z) D6 F: P$ i7 j
- time(×);! i ` ^/ W# p# o' j( d7 o3 I
- 1 k5 \# D1 m' v
- if(times > INT32_MAX)+ u; o& T. {, u: g( k$ N
- {, L! _/ s: u: `# V3 H
- utctime = GregorianCalendarDateAddSecond(utctime, INT32_MAX);
Q6 a- _/ {3 M9 y* A+ d6 D - utctime = GregorianCalendarDateAddSecond(utctime, (int)(times - INT32_MAX));5 x# ?1 J% q1 T
- }
8 _0 `, W* B5 O4 n - else
3 J9 J: U& l8 Q+ g# {0 Q7 V - {0 k9 R2 f& L9 O; c! g
- utctime = GregorianCalendarDateAddSecond(utctime, (int)times);
3 u* q- C6 @1 D8 G0 p2 C& C - }
5 t _8 e0 i! K& B - , w' m% _, V& x( w$ G
- mjd = GregorianCalendarDateToModifiedJulianDate(utctime);
4 N0 v( b j% P4 y5 [. B - localtime = GregorianCalendarDateAddHour(utctime, 8);
0 t" N" K& Y- i9 V/ F' Q. M$ N - gpstime = GregorianCalendarDateAddSecond(utctime, 18);
# B( d8 R5 B( B2 g0 e* Z - gpstimews = GregorianCalendarDateToGpsWeekSecond(gpstime);4 O7 @% i9 K% x# @
g N3 p2 O. @6 L6 T- gotoxy(0, 0);* T9 W6 W5 S. B H2 h$ p E4 C
- % s- Y! j; \4 m. W% m/ W
- printf("Local | %d-%.2d-%.2d %.2d:%.2d:%.2d | timezone UTC+8\n",
G/ `! A5 e5 W( o0 [, j2 E4 w - localtime.year, localtime.month, localtime.day,
0 R& y2 o) m3 x9 o+ _5 g - localtime.hour, localtime.minute, localtime.second);* x# ]5 X' W/ t4 o
% c2 a: t( I" H0 W8 S( H- printf("UTC | %d-%.2d-%.2d %.2d:%.2d:%.2d | MJD %.5f\n",
% t7 G! x( l/ R8 V' y - utctime.year, utctime.month, utctime.day,! e4 W3 Q4 f; w: F
- utctime.hour, utctime.minute, utctime.second,. \/ `( v' w2 K- B8 P" ~
- mjd);
9 k$ q! X5 t2 r6 L& H9 d2 H - + d# r6 D% B8 j$ A
- printf("GPS | %d-%.2d-%.2d %.2d:%.2d:%.2d | week %d %d s\n",3 h, K' t4 e; k- v2 @: F
- gpstime.year, gpstime.month, gpstime.day,
1 l# b( z9 I( t7 U - gpstime.hour, gpstime.minute, gpstime.second,! N- B% ]$ j% F+ P3 j
- gpstimews.week, gpstimews.second);3 ]7 g8 D ?) L- y* `9 I2 t
+ q6 ]" x; I/ l' x- Sleep(100);
3 G5 n" }; i2 t# `5 j; [ - }
7 m @, e" f3 z" q6 a- `; t - }
: Y' \( h8 Y9 Z- y
+ C8 N( B- |% w+ g. X O, \6 c- /****************************************************************
9 u4 M2 V+ m: d8 |$ v9 Z$ X. d2 k - * Function: gotoxy1 h0 g& D0 o: _! o/ u |
- * Description: Move the cursor to the specified position on the text screen.; j- H- J. t! W! X
- * Input: x: X axis coordinates.2 D7 X% U# T8 r# c5 U% R( D
- * y: Y axis coordinates.
2 c8 f0 ]. l' M/ e - * Output:
5 k" Z1 P0 x2 R* [9 e - * Return:6 T* `6 c" S& T
- *****************************************************************/' }% Y$ \" \2 d) y6 S
- static void gotoxy(int x, int y)
9 ]4 G( s* ?/ Y - {( ^3 l9 d7 a; Z; g. g
- COORD pos = {x, y};
$ `3 Y! x! S/ s: t6 J/ T - HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);0 C! v% m% T* |# t- Q) X, S
- SetConsoleCursorPosition(hOut, pos);, y% s4 D: |8 i
- }* O( Z3 _* Q) S2 [8 ?& i1 p
复制代码 3 y1 f8 m! Z1 r: O2 s; M/ V- U7 G
3,运行效果& u7 G: d& S: F7 ?& U
3 U4 h: `& C- N! J% j3 U
) ^! p) B7 ]* }2 A& Z9 w
% H6 k" v( f7 A. T
|
朱利安日期,GPS周和周内秒,一般的库都没有吧,除非是专门做导航的库才会有这些。写这个是为了方便的在嵌入式端使用。
: Z+ Z- I3 W* M0 m
直接 #include <time.h>不就OK了?
C51才需要自己实现,stm32的环境,何须如此麻烦。
以上。
儒略历和格里历的转换一般支持时区转换的库都有。(那个不叫朱利安日期……)至于 GPS 周和周内秒,如果用现有库的话,也只要可以和 UNIX 时间戳互转就可以了,没那么复杂。
朱利安日期有这样叫的,是 Julian Date 音译过来的。