Function StateGameLoop_LinkGraphPauseControl

src/linkgraph/linkgraphschedule.cpp:169–184

* Pause the game if in 2 TimerGameEconomy::date_fract ticks, we would do a join with the next * link graph job, but it is still running. * The check is done 2 TimerGameEconomy::date_fract ticks early instead of 1, as in multiplayer * calls to DoCommandP are executed after a delay of 1 TimerGameEconomy::date_fract tick. * If we previously paused, unpause if the job is now ready to be joined wit

 * If we previously paused, unpause if the job is now ready to be joined with.
 */
void StateGameLoop_LinkGraphPauseControl()
{
	if (_pause_mode.Test(PauseMode::LinkGraph)) {
		/* We are paused waiting on a job, check the job every tick. */
		if (!LinkGraphSchedule::instance.IsJoinWithUnfinishedJobDue()) {
			Command<CMD_PAUSE>::Post(PauseMode::LinkGraph, false);
		}
	} else if (_pause_mode.None() &&
			TimerGameEconomy::date_fract == LinkGraphSchedule::SPAWN_JOIN_TICK - 2 &&
			TimerGameEconomy::date.base() % (_settings_game.linkgraph.recalc_interval / EconomyTime::SECONDS_PER_DAY) == (_settings_game.linkgraph.recalc_interval / EconomyTime::SECONDS_PER_DAY) / 2 &&
			LinkGraphSchedule::instance.IsJoinWithUnfinishedJobDue()) {
		/* Perform check two TimerGameEconomy::date_fract ticks before we would join, to make
		 * sure it also works in multiplayer. */
		Command<CMD_PAUSE>::Post(PauseMode::LinkGraph, true);
	}
}

/**
 * Pause the game on load if we would do a join with the next link graph job,