[Freeciv-Dev] Re: (PR#2370) Path finding

[Raimar Falke <rf13@xxxxxxxxxxxxxxxxx>]

On Sun, Feb 23, 2003 at 08:25:16AM -0500, Ross Wetmore wrote:
> I suspect that there is a bit more explaining to do about EC.
> 
> Some user scenario type explanations would probably help the
> unwashed understand the mysteries of EC and why any unsigned
> number is magically an EC or what this actually does to PF.
> 
> Frankly, it appears totally useless and should be removed, at
> least from any basic pf operation. It can be added back in a
> specialized callback that understands and has some use for it.
> But wasting scarce warmap cycles creating, manipulating and
> storing/copying EC values around that have no function in the
> general case is not particularly wise.

find_a_direction has to be emulated. EC is the solution. EC will also
help on other tasks to prefer a certain path. Examples are path with
the minimal number of steps or the path with the most tiles uncovered.

        Raimar

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