[postgis-users] Intersections on polyhedral surfaces....

[Rémi Cura]

waht would you mean by intersection in 3D space?
volumetric intersection, or 2D intersection of colinear geometries?

Rémi-C


2013/12/12 Mateusz Loskot <mateusz at loskot.net>

> http://postgis.net/docs/ST_3DIntersects.html
>
> Mateusz Loskot, http://mateusz. loskot.net
> (Sent from mobile, apology for top-posting or broken quotes)
> On 12 Dec 2013 03:31, "Stephen Mather" <stephen at smathermather.com> wrote:
>
>> Hi All,
>>
>> I assume that ST_Intersection is not yet able to do intersections on
>> polyhedralsurfaces?
>>
>> WITH pyramid1 AS (
>>     SELECT pyramid_maker(ST_MakePoint(0,0,0), 5, 5, 5) AS the_geom
>>     ),
>> pyramid2 AS (
>>     SELECT pyramid_maker(ST_MakePoint(0,0,0), 5, 5, 5) AS the_geom
>>     )
>> SELECT ST_Intersection(p1.the_geom, p2.the_geom) FROM pyramid1 p1,
>> pyramid2 p2;
>>
>>
>> ERROR:  Unknown geometry type: 13 - PolyhedralSurface
>> ********** Error **********
>>
>> ERROR: Unknown geometry type: 13 - PolyhedralSurface
>> SQL state: XX000
>>
>> Thanks,
>> Best,
>> Steve
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