Re: Signal Problem

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Article #28477

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#28477

From: Josef Drexler
Date: Fri, 18 Nov 2005 15:59

31 lines
2333 bytes

Tom Cumming wrote:
> Felix Wüst wrote:
> 
>> Hey,
>>
>> Can anyone tell me why it does this:
>> http://www.dereff.de/station.png
> 
> 
> Change the station entrance signals so that they are two-way signals. 
> For some reason, if a train is presented with a choice of one-way 
> signals, it will always take the shortest route, even if the signal is 
> red. If a train is presented with a choice of two-way signals however, 
> and the shortest route is red, it will choose the next best option.

Yes, that's how TTD's signal logic works.

find_shortest_path();
if shortest path begins with a one-way signal,
	go there, no matter whether it's red or green;
else // shortest path begins with a two-way signal
	if signal is green,
		go there
	else
		go to closest green two-way signal instead

-- 
    Josef Drexler                 |       http://jdrexler.com/home/
---------------------------------+----------------------------------------
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From: Josef Drexler <nospam1105@joesbox.cjb.net>
Newsgroups: alt.games.microprose.transport-tyc
Subject: Re: Signal Problem
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