[Freeciv-Dev] Re: (PR#13539) Fix AI tile effect miscalculation
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<URL: http://bugs.freeciv.org/Ticket/Display.html?id=13539 >
Per I. Mathisen wrote:
> <URL: http://bugs.freeciv.org/Ticket/Display.html?id=13539 >
>
> On Mon, 25 Jul 2005, Jason Short wrote:
>
>>Adding this new function isn't the right solution.The right solution
>>is to find the actual cause of the problem.One suspect I have is the
>>recent change that set tile output to 0 for unknown tiles (required for
>>the client; even before the terrain-pointer change this caused a buffer
>>underrun).Since the AI has no incentive to explore and autoexplorers
>>generally don't explore your citymap areas this may cause settlers to be
>>undervalued.
>
>
> Hmm? I know the cause of the problem. This function is used after
> experimentally adding a new building in the buildings evaluation code in
> the AI. However, since we do not run generic_city_refresh(), the cache is
> not updated, so we query the wrong values, making it seem like Harbour et
> al do not confer any bonuses. So obviously we need a function that
> bypasses the cached values.
No, you just need to call generic_city_refresh before using it...
-jason
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