[Freeciv-Dev] Re: [PATCH] base_real_map_distance (PR#1049)

[Raimar Falke <hawk@xxxxxxxxxxxxxxxxxxxxxxx>]

On Thu, Nov 01, 2001 at 06:26:48AM -0800, jdorje@xxxxxxxxxxxxxxxxxxxxx wrote:
> This patch introduces a new topology function,
> base_real_map_distance().  It performs a similar function to
> real_map_distance, but also finds a distance vector from the source to
> the destination coordinate pair.  It also replaces xdist and ydist.
> 
> A function like this is absolutely essential for iso-rectangular
> topologies.  xdist() and ydist() will not work because you cannot find
> the distance along one coordinate axis independently of the other.

I changed it a bit. Now real_map_distance, sq_map_distance and
map_distance follow all the same scheme.

Comments?

        Raimar

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map_distance_vector1.diff
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