[Freeciv-Dev] Re: (PR#4075) rewrite base_map_to_city_map

["Jason Short" <jdorje@xxxxxxxxxxxxxxxxxxxxx>]

Jason Short wrote:
> I was looking at city.c today and notice that base_city_map_to_map is 
> encoded using a brute-force approach.  I instead rewrote it using 
> map_distance_vector (this function was probably not available with the 
> current version was written).  This makes the function algorithmically 
> faster - O(1) versus O(n) - although constant factors are likely to have 
> an even larger effect.  And of course it's more elegant.

I should also mention that savefiles generated by autogames are 
unaffected by this change.

jason