Re: [postgis-users] ST_Intersects behaviour with 3D Polygon and Linestring

2016-12-12 Thread Paul Ramsey
ST_Relate ignores all the Z coordinates. So if you want to see what the reasoning is, just strip them away. Results for invalid inputs are not guaranteed to have any meaning. P. On Mon, Dec 12, 2016 at 6:33 AM, Felix Kunde wrote: > Hi everybody, > > I have a general question about the behaviour

[postgis-users] ST_Intersects behaviour with 3D Polygon and Linestring

2016-12-12 Thread Felix Kunde
Hi everybody,   I have a general question about the behaviour with 2D lines intersecting 3D polygons. In my example I want to filter walls of a building which are crossed by a shortest line between address point and street geometry. When regarded in 2D most 3D polygons are invalid, of course. Th