Re: [OSGeo-Discuss] Test polygons from "About Invalid, Valid and Clean Polygons"

2013-10-27 Thread Mateusz Loskot
On 27 October 2013 22:04, Wilko Quak wrote: > Hi All, > > The paper is from 2005 Yes, that's what Springer says: http://link.springer.com/chapter/10.1007%2F3-540-26772-7_1 > and uses PostGIS 0.6.2. I see, I missed that important detail. > I am not sure whether PostGIS > had an ST_IsValid fun

Re: [OSGeo-Discuss] Test polygons from "About Invalid, Valid and Clean Polygons"

2013-10-27 Thread Paul Ramsey
What’s the publication date on this? The PostGIS results are wrong, at least in that they only show the input validation (PostGIS will accept almost any WKT input, with the exception of unclosed rings) and not ST_IsValid validation. P. On Oct 25, 2013, at 5:47 PM, Mateusz Loskot wrote: > Hi,