mirror of
https://github.com/JGRennison/OpenTTD-patches.git
synced 2024-11-02 09:40:35 +00:00
cad526ef36
disabled hardcode _networking/_network_available to zero and let the compiler handle all optimizations.
292 lines
11 KiB
C
292 lines
11 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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ConvertDateToYMD(date, &ymd);
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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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static inline bool IsLeapYear(Year yr)
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{
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return yr % 4 == 0 && (yr % 100 != 0 || yr % 400 == 0);
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}
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/**
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* Converts a Date to a Year, Month & Day.
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* @param date the date to convert from
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* @param ymd the year, month and day to write to
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*/
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void ConvertDateToYMD(Date date, YearMonthDay *ymd)
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{
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/*
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* Year determination in multiple steps to account for leap
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* years. First do the large steps, then the smaller ones.
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*/
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/* There are 97 leap years in 400 years */
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Year yr = 400 * (date / (365 * 400 + 97));
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int rem = date % (365 * 400 + 97);
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uint16 x;
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/* There are 24 leap years in 100 years */
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yr += 100 * (rem / (365 * 100 + 24));
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rem = rem % (365 * 100 + 24);
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/* There is 1 leap year every 4 years */
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yr += 4 * (rem / (365 * 4 + 1));
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rem = rem % (365 * 4 + 1);
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/* The last (max 3) years to account for; the first one
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* can be, but is not necessarily a leap year */
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while (rem >= (IsLeapYear(yr) ? 366 : 365)) {
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rem -= IsLeapYear(yr) ? 366 : 365;
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yr++;
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}
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/* Skip the 29th of February in non-leap years */
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if (!IsLeapYear(yr) && rem >= ACCUM_MAR - 1) rem++;
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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..MAX_YEAR
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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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Date ConvertYMDToDate(Year year, Month month, Day day)
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{
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/*
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* Each passed leap year adds one day to the 'day count'.
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*
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* A special case for the year 0 as no year has been passed,
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* but '(year - 1) / 4' does not yield '-1' to counteract the
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* '+1' at the end of the formula as divisions round to zero.
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*/
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int nr_of_leap_years = (year == 0) ? 0 : ((year - 1) / 4 - (year - 1) / 100 + (year - 1) / 400 + 1);
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/* Day-offset in a leap year */
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int days = _accum_days_for_month[month] + day - 1;
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/* Account for the missing of the 29th of February in non-leap years */
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if (!IsLeapYear(year) && days >= ACCUM_MAR) days--;
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return year * 365 + nr_of_leap_years + days;
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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 (IsValidVehicle(v)) _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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ConvertDateToYMD(_date, &ymd);
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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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if (_network_server) NetworkServerMonthlyLoop();
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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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if (_network_server) NetworkServerYearlyLoop();
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/* check if we reached end of the game */
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if (_cur_year == _patches.ending_year) {
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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 + 1) {
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Vehicle *v;
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uint days_this_year;
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_cur_year--;
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days_this_year = IsLeapYear(_cur_year) ? 366 : 365;
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_date -= days_this_year;
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FOR_ALL_VEHICLES(v) v->date_of_last_service -= days_this_year;
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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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