CGI Mapserver: raw URL zooming manipulation

[rich.fromm]

Matthew.Pettis at gmail.com wrote:
> 
> url:
> ----
> http://localhost/cgi-bin/mapserv.exe?zoom=2&img.x=330&img.y=247.5&mapext=189775.375+4810000+761662.375+5472414.5&map=C:/ms4w/Apache/htdocs/tst/race.map&layer=county&mode=map
> result:
> --------
> map image of full extent from mapfile is returned... not the zoomed image.
> 

i'm not positive, but afaict, zoom is not relevant for map mode.  and if
you're just trying to do a simple request and response, the way to do this
is to calculate the extent yourself.  zoom in, smaller extent.  zoom out,
larger extent.

i might be wrong on this, but this is how i'm doing things.

- rich

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