[Freeciv-Dev] Re: Waypoints for path-finding

[Raimar Falke <rf13@xxxxxxxxxxxxxxxxx>]

On Mon, Mar 31, 2003 at 06:26:16PM +0100, Gregory Berkolaiko wrote:
> On Mon, 31 Mar 2003, Raimar Falke wrote:
> 
> > I want to convert the client goto (remove client/goto.c). It was
> > decided that I should preserve the waypoints-feature. So we have to
> > add waypoint support to the path finding. Suggested interface:
> > 
> > struct pf_path *pft_get_path(const struct pf_parameter *const parameter,
> >                          int end_x, int end_y,
> >                              int num_waypoints,
> >                              struct map_position *waypoints);
> > 
> > Reasons: a naive implementation creates a new map for every part
> > (start-1st waypoint, 1st-2nd,...) and assembles the paths together at
> > the end. I think this may be done without internal knowledge and so
> > can be placed in pft.
> 
> Mmm, now that a little bird told me that I am expected to write this 
> function, I started looking for excuses and found them!
> 
> This function will be no use in client because of how the waypoints work 
> now (and it's certainly nice and should stay this way):  you add waypoints 
> "dynamically", the map is recalculated each time you hit "g" and then the 
> little white path is displayed from the position of your last waypoint to 
> where your mouse is.
> 
> Try it, you'll see.

I know and I want to preserve the current behavior. I don't see the
connections.

        Raimar


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