mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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9fc837ad85
-Cleanup: fix whitespace related coding style issues in date.[ch] -Cleanup: make original comments doxygen compatible and remove/change outdated comments
304 lines
9.3 KiB
C
304 lines
9.3 KiB
C
/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "date.h"
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#include "variables.h"
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#include "macros.h"
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#include "vehicle.h"
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#include "network.h"
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#include "network_data.h"
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#include "network_server.h"
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#include "functions.h"
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#include "currency.h"
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Year _cur_year;
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Month _cur_month;
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Date _date;
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DateFract _date_fract;
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void SetDate(Date date)
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{
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YearMonthDay ymd;
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_date = date;
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ConvertDayToYMD(&ymd, date);
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_cur_year = ymd.year;
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_cur_month = ymd.month;
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#ifdef ENABLE_NETWORK
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_network_last_advertise_frame = 0;
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_network_need_advertise = true;
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#endif /* ENABLE_NETWORK */
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}
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#define M(a, b) ((a << 5) | b)
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static const uint16 _month_date_from_year_day[] = {
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M(0,1),M(0,2),M(0,3),M(0,4),M(0,5),M(0,6),M(0,7),M(0,8),M(0,9),M(0,10),M(0,11),M(0,12),M(0,13),M(0,14),M(0,15),M(0,16),M(0,17),M(0,18),M(0,19),M(0,20),M(0,21),M(0,22),M(0,23),M(0,24),M(0,25),M(0,26),M(0,27),M(0,28),M(0,29),M(0,30),M(0,31),
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M(1,1),M(1,2),M(1,3),M(1,4),M(1,5),M(1,6),M(1,7),M(1,8),M(1,9),M(1,10),M(1,11),M(1,12),M(1,13),M(1,14),M(1,15),M(1,16),M(1,17),M(1,18),M(1,19),M(1,20),M(1,21),M(1,22),M(1,23),M(1,24),M(1,25),M(1,26),M(1,27),M(1,28),M(1,29),
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M(2,1),M(2,2),M(2,3),M(2,4),M(2,5),M(2,6),M(2,7),M(2,8),M(2,9),M(2,10),M(2,11),M(2,12),M(2,13),M(2,14),M(2,15),M(2,16),M(2,17),M(2,18),M(2,19),M(2,20),M(2,21),M(2,22),M(2,23),M(2,24),M(2,25),M(2,26),M(2,27),M(2,28),M(2,29),M(2,30),M(2,31),
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M(3,1),M(3,2),M(3,3),M(3,4),M(3,5),M(3,6),M(3,7),M(3,8),M(3,9),M(3,10),M(3,11),M(3,12),M(3,13),M(3,14),M(3,15),M(3,16),M(3,17),M(3,18),M(3,19),M(3,20),M(3,21),M(3,22),M(3,23),M(3,24),M(3,25),M(3,26),M(3,27),M(3,28),M(3,29),M(3,30),
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M(4,1),M(4,2),M(4,3),M(4,4),M(4,5),M(4,6),M(4,7),M(4,8),M(4,9),M(4,10),M(4,11),M(4,12),M(4,13),M(4,14),M(4,15),M(4,16),M(4,17),M(4,18),M(4,19),M(4,20),M(4,21),M(4,22),M(4,23),M(4,24),M(4,25),M(4,26),M(4,27),M(4,28),M(4,29),M(4,30),M(4,31),
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M(5,1),M(5,2),M(5,3),M(5,4),M(5,5),M(5,6),M(5,7),M(5,8),M(5,9),M(5,10),M(5,11),M(5,12),M(5,13),M(5,14),M(5,15),M(5,16),M(5,17),M(5,18),M(5,19),M(5,20),M(5,21),M(5,22),M(5,23),M(5,24),M(5,25),M(5,26),M(5,27),M(5,28),M(5,29),M(5,30),
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M(6,1),M(6,2),M(6,3),M(6,4),M(6,5),M(6,6),M(6,7),M(6,8),M(6,9),M(6,10),M(6,11),M(6,12),M(6,13),M(6,14),M(6,15),M(6,16),M(6,17),M(6,18),M(6,19),M(6,20),M(6,21),M(6,22),M(6,23),M(6,24),M(6,25),M(6,26),M(6,27),M(6,28),M(6,29),M(6,30),M(6,31),
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M(7,1),M(7,2),M(7,3),M(7,4),M(7,5),M(7,6),M(7,7),M(7,8),M(7,9),M(7,10),M(7,11),M(7,12),M(7,13),M(7,14),M(7,15),M(7,16),M(7,17),M(7,18),M(7,19),M(7,20),M(7,21),M(7,22),M(7,23),M(7,24),M(7,25),M(7,26),M(7,27),M(7,28),M(7,29),M(7,30),M(7,31),
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M(8,1),M(8,2),M(8,3),M(8,4),M(8,5),M(8,6),M(8,7),M(8,8),M(8,9),M(8,10),M(8,11),M(8,12),M(8,13),M(8,14),M(8,15),M(8,16),M(8,17),M(8,18),M(8,19),M(8,20),M(8,21),M(8,22),M(8,23),M(8,24),M(8,25),M(8,26),M(8,27),M(8,28),M(8,29),M(8,30),
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M(9,1),M(9,2),M(9,3),M(9,4),M(9,5),M(9,6),M(9,7),M(9,8),M(9,9),M(9,10),M(9,11),M(9,12),M(9,13),M(9,14),M(9,15),M(9,16),M(9,17),M(9,18),M(9,19),M(9,20),M(9,21),M(9,22),M(9,23),M(9,24),M(9,25),M(9,26),M(9,27),M(9,28),M(9,29),M(9,30),M(9,31),
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M(10,1),M(10,2),M(10,3),M(10,4),M(10,5),M(10,6),M(10,7),M(10,8),M(10,9),M(10,10),M(10,11),M(10,12),M(10,13),M(10,14),M(10,15),M(10,16),M(10,17),M(10,18),M(10,19),M(10,20),M(10,21),M(10,22),M(10,23),M(10,24),M(10,25),M(10,26),M(10,27),M(10,28),M(10,29),M(10,30),
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M(11,1),M(11,2),M(11,3),M(11,4),M(11,5),M(11,6),M(11,7),M(11,8),M(11,9),M(11,10),M(11,11),M(11,12),M(11,13),M(11,14),M(11,15),M(11,16),M(11,17),M(11,18),M(11,19),M(11,20),M(11,21),M(11,22),M(11,23),M(11,24),M(11,25),M(11,26),M(11,27),M(11,28),M(11,29),M(11,30),M(11,31),
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};
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#undef M
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enum {
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ACCUM_JAN = 0,
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ACCUM_FEB = ACCUM_JAN + 31,
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ACCUM_MAR = ACCUM_FEB + 29,
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ACCUM_APR = ACCUM_MAR + 31,
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ACCUM_MAY = ACCUM_APR + 30,
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ACCUM_JUN = ACCUM_MAY + 31,
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ACCUM_JUL = ACCUM_JUN + 30,
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ACCUM_AUG = ACCUM_JUL + 31,
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ACCUM_SEP = ACCUM_AUG + 31,
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ACCUM_OCT = ACCUM_SEP + 30,
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ACCUM_NOV = ACCUM_OCT + 31,
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ACCUM_DEC = ACCUM_NOV + 30,
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};
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static const uint16 _accum_days_for_month[] = {
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ACCUM_JAN, ACCUM_FEB, ACCUM_MAR, ACCUM_APR,
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ACCUM_MAY, ACCUM_JUN, ACCUM_JUL, ACCUM_AUG,
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ACCUM_SEP, ACCUM_OCT, ACCUM_NOV, ACCUM_DEC,
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};
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void ConvertDayToYMD(YearMonthDay *ymd, Date date)
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{
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uint yr = date / (365 + 365 + 365 + 366);
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uint rem = date % (365 + 365 + 365 + 366);
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uint x;
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yr *= 4;
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if (rem >= 366) {
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rem--;
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do {
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rem -= 365;
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yr++;
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} while (rem >= 365);
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if (rem >= 31 + 28) rem++;
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}
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ymd->year = yr;
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x = _month_date_from_year_day[rem];
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ymd->month = x >> 5;
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ymd->day = x & 0x1F;
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}
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/**
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* Converts a tupe of Year, Month and Day to a Date.
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* @param year is a number between 0..?
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* @param month is a number between 0..11
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* @param day is a number between 1..31
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*/
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uint ConvertYMDToDay(Year year, Month month, Day day)
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{
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uint rem;
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/* day in the year */
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rem = _accum_days_for_month[month] + day - 1;
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/* remove feb 29 from year 1,2,3 */
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if (year & 3) rem += (year & 3) * 365 + (rem < 31 + 29);
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/* base date. */
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return (year >> 2) * (365 + 365 + 365 + 366) + rem;
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}
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/**
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* Convert a date on the form:
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* 1920 - 2090 (MAX_YEAR_END_REAL)
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* 192001 - 209012
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* 19200101 - 20901231
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* or if > 2090 and below 65536, treat it as a daycount.
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* @return -1 if no conversion was possible
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*/
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Date ConvertIntDate(uint date)
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{
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Year year;
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Month month = 0;
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Day day = 1;
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if (IS_INT_INSIDE(date, 1920, MAX_YEAR_END_REAL + 1)) {
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year = date - 1920;
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} else if (IS_INT_INSIDE(date, 192001, 209012 + 1)) {
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month = date % 100 - 1;
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year = date / 100 - 1920;
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} else if (IS_INT_INSIDE(date, 19200101, 20901231 + 1)) {
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day = date % 100; date /= 100;
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month = date % 100 - 1;
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year = date / 100 - 1920;
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} else if (IS_INT_INSIDE(date, 2091, 65536)) {
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return date;
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} else {
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return (Date)-1;
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}
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/* invalid ranges? */
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if (month >= 12 || !IS_INT_INSIDE(day, 1, 31 + 1)) return (Date)-1;
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return ConvertYMDToDay(year, month, day);
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}
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/** Functions used by the IncreaseDate function */
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extern void OnNewDay_Train(Vehicle *v);
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extern void OnNewDay_RoadVeh(Vehicle *v);
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extern void OnNewDay_Aircraft(Vehicle *v);
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extern void OnNewDay_Ship(Vehicle *v);
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static void OnNewDay_EffectVehicle(Vehicle *v) { /* empty */ }
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extern void OnNewDay_DisasterVehicle(Vehicle *v);
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typedef void OnNewVehicleDayProc(Vehicle *v);
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static OnNewVehicleDayProc * _on_new_vehicle_day_proc[] = {
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OnNewDay_Train,
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OnNewDay_RoadVeh,
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OnNewDay_Ship,
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OnNewDay_Aircraft,
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OnNewDay_EffectVehicle,
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OnNewDay_DisasterVehicle,
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};
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extern void WaypointsDailyLoop(void);
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extern void TextMessageDailyLoop(void);
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extern void EnginesDailyLoop(void);
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extern void DisasterDailyLoop(void);
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extern void PlayersMonthlyLoop(void);
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extern void EnginesMonthlyLoop(void);
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extern void TownsMonthlyLoop(void);
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extern void IndustryMonthlyLoop(void);
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extern void StationMonthlyLoop(void);
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extern void PlayersYearlyLoop(void);
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extern void TrainsYearlyLoop(void);
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extern void RoadVehiclesYearlyLoop(void);
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extern void AircraftYearlyLoop(void);
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extern void ShipsYearlyLoop(void);
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extern void ShowEndGameChart(void);
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static const Month _autosave_months[] = {
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0, // never
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1, // every month
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3, // every 3 months
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6, // every 6 months
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12, // every 12 months
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};
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/**
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* Runs the day_proc for every DAY_TICKS vehicle starting at daytick.
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*/
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static void RunVehicleDayProc(uint daytick)
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{
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uint total = _vehicle_pool.total_items;
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uint i;
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for (i = daytick; i < total; i += DAY_TICKS) {
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Vehicle *v = GetVehicle(i);
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if (v->type != 0) _on_new_vehicle_day_proc[v->type - 0x10](v);
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}
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}
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void IncreaseDate(void)
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{
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YearMonthDay ymd;
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if (_game_mode == GM_MENU) {
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_tick_counter++;
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return;
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}
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RunVehicleDayProc(_date_fract);
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/* increase day, and check if a new day is there? */
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_tick_counter++;
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_date_fract++;
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if (_date_fract < DAY_TICKS) return;
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_date_fract = 0;
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/* yeah, increase day counter and call various daily loops */
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_date++;
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TextMessageDailyLoop();
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DisasterDailyLoop();
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WaypointsDailyLoop();
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if (_game_mode != GM_MENU) {
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InvalidateWindowWidget(WC_STATUS_BAR, 0, 0);
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EnginesDailyLoop();
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}
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/* check if we entered a new month? */
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ConvertDayToYMD(&ymd, _date);
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if (ymd.month == _cur_month) return;
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_cur_month = ymd.month;
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/* yes, call various monthly loops */
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if (_game_mode != GM_MENU) {
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if (_opt.autosave != 0 && (_cur_month % _autosave_months[_opt.autosave]) == 0) {
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_do_autosave = true;
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RedrawAutosave();
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}
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PlayersMonthlyLoop();
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EnginesMonthlyLoop();
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TownsMonthlyLoop();
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IndustryMonthlyLoop();
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StationMonthlyLoop();
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#ifdef ENABLE_NETWORK
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if (_network_server) NetworkServerMonthlyLoop();
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#endif /* ENABLE_NETWORK */
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}
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/* check if we entered a new year? */
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if (ymd.year == _cur_year) return;
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_cur_year = ymd.year;
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/* yes, call various yearly loops */
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PlayersYearlyLoop();
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TrainsYearlyLoop();
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RoadVehiclesYearlyLoop();
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AircraftYearlyLoop();
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ShipsYearlyLoop();
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#ifdef ENABLE_NETWORK
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if (_network_server) NetworkServerYearlyLoop();
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#endif /* ENABLE_NETWORK */
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/* check if we reached end of the game */
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if (_cur_year == _patches.ending_date - MAX_YEAR_BEGIN_REAL) {
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ShowEndGameChart();
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/* check if we reached the maximum year, decrement dates by a year */
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} else if (_cur_year == (MAX_YEAR_END + 1)) {
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Vehicle *v;
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_cur_year = MAX_YEAR_END;
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_date -= 365;
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FOR_ALL_VEHICLES(v) {
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v->date_of_last_service -= 365;
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}
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/* Because the _date wraps here, and text-messages expire by game-days, we have to clean out
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* all of them if the date is set back, else those messages will hang for ever */
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InitTextMessage();
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}
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if (_patches.auto_euro) CheckSwitchToEuro();
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}
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