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Changing day length or date no longer changes time in minutes

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Add offset variables for scaled date ticks.
Adjust offset when changing day length or date, such that scaled
date ticks remain the same.
Store _scaled_tick_counter and scaled date ticks offset in the savagame.
This commit is contained in:
Jonathan G Rennison
2022-12-15 22:54:42 +00:00
parent 9038c849ab
commit 3877bb31ef
18 changed files with 127 additions and 48 deletions
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5
src/saveload/afterload.cpp
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@@ -806,10 +806,13 @@ bool AfterLoadGame()
if (SlXvIsFeatureMissing(XSLFI_VARIABLE_DAY_LENGTH) && SlXvIsFeatureMissing(XSLFI_SPRINGPP) && SlXvIsFeatureMissing(XSLFI_JOKERPP) && SlXvIsFeatureMissing(XSLFI_CHILLPP)) {
_settings_game.economy.day_length_factor = 1;
}
if (SlXvIsFeatureMissing(XSLFI_VARIABLE_DAY_LENGTH, 3)) {
_scaled_tick_counter = (uint64)((_tick_counter * _settings_game.economy.day_length_factor) + _tick_skip_counter);
}
/* Update current year
* must be done before loading sprites as some newgrfs check it */
SetDate(_date, _date_fract);
SetDate(_date, _date_fract, false);
/*
* Force the old behaviour for compatibility reasons with old savegames. As new