[postgis-users] Contains failing

[Paul Ramsey]

There's a contains bug in GEOS 3.0.0

We need to cut 3.0.1

P

On Wed, Oct 15, 2008 at 9:23 AM, Fred Lehodey <lehodey at gmail.com> wrote:
> Hi,
> I have the same results as David: (false)
> postgis_full_version():
> "POSTGIS="1.3.3" GEOS="3.0.0-CAPI-1.4.1" PROJ="Rel. 4.6.0, 21 Dec 2007"
> USE_STATS"
> Fred.
>
> On Wed, Oct 15, 2008 at 5:09 PM, Kevin Neufeld <kneufeld at refractions.net>
> wrote:
>>
>> I don't get your results - I get TRUE in both cases.
>>
>> What version of postgis/geos are you running?
>> -- Kevin
>>
>> David Vaz wrote:
>>>
>>> Hi,
>>>
>>> Does anyone have a clue why this fails:
>>>
>>> select contains(geomfromtext('POLYGON((0 0,0 8,8 8,8 0,0 0),(3 3,5 3,5
>>> 5,3 5,3 3))'), geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>>> ;
>>>  contains
>>> ----------
>>>  f
>>> (1 row)
>>>
>>> Without the Hole in the polygon
>>>
>>> select contains(geomfromtext('POLYGON((0 0,0 8,8 8,8 0,0 0))'),
>>> geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>>> ;
>>>  contains
>>> ----------
>>>  t
>>> (1 row)
>>>
>>>
>>> And the Hole does not intersects the other polygon
>>>
>>> select intersects(geomfromtext('POLYGON((3 3,5 3,5 5,3 5,3 3))'),
>>> geomfromtext('POLYGON((0 0,5 0,5 1,0 1,0 0))'))
>>> ;
>>>  intersects
>>> ------------
>>>  f
>>> (1 row)
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>>
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