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

Stephen Mather stephen at smathermather.com
Thu Dec 12 19:51:15 PST 2013


The docs don't have ST_3DIntersection, just ST_3DIntersects:

http://postgis.net/docs/manual-2.1/reference.html#Geometry_Constructors
http://postgis.net/docs/manual-dev/reference.html#Geometry_Constructors

And, my 2.1.2 Ubuntu build (with SFCGAL) doesn't have the function.
Would I have it if I did a nightly?

Best,
Steve




On Thu, Dec 12, 2013 at 3:20 AM, Oliver Courtin
<olivier.courtin at oslandia.com> wrote:
>
> Le 12 déc. 2013 à 08:42, Rémi Cura a écrit :
>
> waht would you mean by intersection in 3D space?
> volumetric intersection, or 2D intersection of colinear geometries?
>
>
> Both ST_3DIntersects and ST_3DIntersection  (with SFCGAL support)
> can handle 3D space volumetric intersection.
>
> O.
>
>
>
>
>
>
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