[Mapserver-users] mapfile mapscale strangeness
Lowell Filak
lfilak at medinaco.org
Thu Jan 16 13:12:03 PST 2003
I can't seem to reproduce it here.
Same version of MS (3.6.3) with older version of RH (7.1).
Possibly posting the relevant code may help.
Lowell F.
The following message was sent by Dana Quinn <dana at nextbus.com> on Wed, 15 Jan 2003 17:48:54 -0800.
>
> I'm seeing a strange problem with application of the MINSCALE and
> MAXSCALE parameters. I'm using 3.6.3, redhat linux 8, and perl
> mapscript. I'm am working on getting an existing application that
> works under an old version of the mapserver working on this new
> version, on a new machine.
>
> So this is my new problem - I have layers that are only supposed to
> turn on at a 'larger scale' - more zoomed in - things like street
> names and secondary streets and stuff like that, that were turning
> on when my scale was much smaller. I'd have something like
> MAXSCALE 40000 in the layer, but when I'd create a map that is
> zoomed out far enough that I could see complete states, I would
> still have the MAXSCALE 40000 layers displayed.
>
> So after some testing and lots of debug print statements, I
> found that mapscript, as I compiled it, thinks the SCALE is
> usually somewhere between 1 and 5. I adjusted some of my MAXSCALE
> lines to these sorts of values, and things work the way I expect
> them to.
>
> So to summarize - I would expect the scale of the maps I create to
> be in ranges like 10000-25000, 250000 and so on, but they seem to
> be smaller numbers like 0.5, 3, so on. Has anyone else seen
> something like this? Did I blow some configuration option?
>
> dana
>
> --
>
> Dana Quinn, dana at nextbus.com
> NextBus Information Systems
> (510) 420-3117
>
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