[Gvsig_english] Error - Geoprocessing tools

[Agustín Diez Castillo]

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sextantegis.com

________________________________
Agustin

On 16/12/2011, at 11:58, Lucie Prunarová <lprunarova at gmail.com> wrote:

> Hi,
> I have problem with geoprocessing tools. I use shp polygon data with projection ESRI:102067. When I try to apply geoprocessing tools on it, there are several errors depending on the tool. Buffer tool is OK.
> 
> When try difference or intersection (concretely layers buf_kom, chodniky) two things happened. Sometimes there is bad result (the result layer is the same like the input layer buf_kom, or the result is empty layer). The second thing is attached error.
> 
> When try union of two layers (concretely chodniky, zelen_plochy) sometimes it works, sometimes there is this error:
> com.vividsolutions.jts.geom.TopologyException: found non-noded intersection between LINESTRING ( -34.40000000002328 13.78000000002794, -25.180000000051223 14.520000000018626 ) and LINESTRING ( -25.229999999981374 14.930000000051223, -24.849999999976717 7.75 ) [ (-25.208181128967457, 14.517738174053571, NaN) ]
>     com.vividsolutions.jts.noding.FastNodingValidator.checkValid(FastNodingValidator.java:109)
>     com.vividsolutions.jts.geomgraph.EdgeNodingValidator.checkValid(EdgeNodingValidator.java:94)
>     com.vividsolutions.jts.geomgraph.EdgeNodingValidator.checkValid(EdgeNodingValidator.java:59)
>     com.vividsolutions.jts.operation.overlay.OverlayOp.computeOverlay(OverlayOp.java:170)
>     com.vividsolutions.jts.operation.overlay.OverlayOp.getResultGeometry(OverlayOp.java:127)
>     com.vividsolutions.jts.operation.overlay.OverlayOp.overlayOp(OverlayOp.java:66)
>     com.vividsolutions.jts.operation.overlay.snap.SnapOverlayOp.getResultGeometry(SnapOverlayOp.java:68)
>     com.vividsolutions.jts.operation.overlay.snap.SnapOverlayOp.overlayOp(SnapOverlayOp.java:25)
>     com.vividsolutions.jts.operation.overlay.snap.SnapIfNeededOverlayOp.getResultGeometry(SnapIfNeededOverlayOp.java:76)
>     com.vividsolutions.jts.operation.overlay.snap.SnapIfNeededOverlayOp.overlayOp(SnapIfNeededOverlayOp.java:25)
>     com.vividsolutions.jts.geom.Geometry.intersection(Geometry.java:1117)
>     com.vividsolutions.jts.precision.EnhancedPrecisionOp.intersection(EnhancedPrecisionOp.java:57)
>     com.iver.cit.gvsig.geoprocess.core.util.JTSFacade.intersection(JTSFacade.java:114)
>     com.iver.cit.gvsig.geoprocess.impl.intersection.fmap.IntersectVisitor$1.visit(IntersectVisitor.java:239)
>     com.iver.cit.gvsig.fmap.operations.strategies.DBStrategy.process(DBStrategy.java:264)
>     com.iver.cit.gvsig.fmap.operations.strategies.DefaultStrategy.process(DefaultStrategy.java:312)
>     com.iver.cit.gvsig.geoprocess.impl.intersection.fmap.IntersectVisitor.visit(IntersectVisitor.java:211)
>     com.iver.cit.gvsig.fmap.operations.strategies.DefaultStrategy.process(DefaultStrategy.java:398)
>     com.iver.cit.gvsig.geoprocess.impl.union.fmap.UnionGeoprocess$UnionMonitorableTask.run(UnionGeoprocess.java:378)
>     com.iver.utiles.swing.threads.MonitorableDecoratorMainFirst.run(MonitorableDecoratorMainFirst.java:155)
>     com.iver.andami.PluginServices$1.construct(PluginServices.java:405)
>     com.iver.utiles.swing.threads.SwingWorker$2.run(SwingWorker.java:108)
>     java.lang.Thread.run(Unknown Source)
> 
> I tried to work with these layers in gvSIG 1.11 (Windows 7) and gvSIG 1.10 (Windows XP), the result is very unstable and these errors are in both of these versions and operating systems.
> 
> Can anybody help me?
> I also attach the data. Maybe the error is in them. Is there some possibility in gvSIG to control topology of the data before applying tools?
> 
> Thanks,
> Lucie
> <gvSIG_error_difference.log>
> <Data_SHP.rar>
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