[mapserver-users] Point inside or outside polygon???

Norman Vine nhv at cape.com
Thu Aug 1 12:28:30 PDT 2002


Steve Lime writes:
>
>And MapServer can do this to. Just use mode=nquery and give your polygon
>layer a non-zero tolerance.

Love that time machine you use when writing code !!

Cheers

Norman

>>>> "Norman Vine" wrote:
>Jan Hartmann writes:
>>
>>Yes, I understand that it can be impossible to identify a unique polygon
for
>>a point query, both in practice and theory. In that case, however, I would
>>prefer to have both polygons returned to me, instead of just one chosen at
>>random. At least I know that something IS indeterminate then.
>
>>
>AFAIK many GIS applications will not give a determinate answer
>for a simple point in poly request either,  however they will return
>a list of polygons intersected by another polygon.
>  i.e. a point with area





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