I think there was a bug in JTS concerning mixed XY and XYZ in output results, I was unable to find the geotools version that you are using. You might try with 20.2.
Op vr 15 mrt. 2019 18:16 schreef Ian Turton <ijtur...@gmail.com>: > How are you getting the coordinates out? Most output formats will ignore Z > if it is not set. > > Ian > > On Fri, 15 Mar 2019 at 15:08, <paul.m...@lfv.se> wrote: > >> Hi Ian! >> >> Thanks, it worked. But there is one problem. >> >> The unchanged objects has (x,y) coordinates and I’m getting (x,y,n/a) >> coordinates for the changed object. >> >> ArcGis does not seem to be able to have this(x,y,z) coordinates or mixed >> coordinate types. The changed objects >> >> has the correct values of x,y but does not show in ArcGis. >> >> Does anyone have any suggestions? >> >> Kind regards, >> >> Paul >> >> >> >> *Från:* Ian Turton [mailto:ijtur...@gmail.com] >> *Skickat:* den 15 mars 2019 09:49 >> *Till:* Malm, Paul (Operations AIM) >> *Kopia:* geotools-users >> *Ämne:* Re: [Geotools-gt2-users] generailisation >> >> >> >> You should be able to use a DouglasPeuckerSimplifier to achieve this. >> Something like: >> >> >> >> DouglasPeuckerSimplifier simplifier = new >> DouglasPeuckerSimplifier(in); >> >> simplifier.setDistanceTolerance(tolerance); >> >> Geometry out = simplifier.getResultGeometry(); >> >> >> >> would do it. >> >> >> >> JTS also provides a TopologyPresersevingSimplifier and a >> LineSegmentSimplifier that would also handle your case. >> >> >> >> Ian >> >> >> >> On Fri, 15 Mar 2019 at 06:32, <paul.m...@lfv.se> wrote: >> >> Hi, >> >> I wonder if there is a generalize function using angles. >> >> I have polygons almost like a rectangle/romb. 90 percent has only five >> vertices, but some have more. The extra vertices is om the sides (the >> straight lines). >> >> I would like to remove those vertices and thought that there perhaps is a >> method using a max angle to find the extra vertices. >> >> Kind regards, >> >> Paul >> >> _______________________________________________ >> GeoTools-GT2-Users mailing list >> GeoTools-GT2-Users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users >> >> >> >> >> -- >> >> Ian Turton >> > > > -- > Ian Turton > _______________________________________________ > GeoTools-GT2-Users mailing list > GeoTools-GT2-Users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users >
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