On Fri, Aug 21, 2009 at 8:37 AM, <[email protected]> wrote: > Hi, > > I am using GRASS6.3 (on SuSE) to create a polygon layer out of several > individual polygons. > > In a first step, a polygon ("A") is created using v.patch from an outline and > a centroid. This works fine. > > In a second step, the newly created polygon is added to a larger set of > polygons ("SET") using v.patch again. > > In a few cases (reproducable) the "SET" polygon is NOT extended by the proper > polygon "A" but the centroid of "A" and the polyline of "A" (the process > works correctly in 9 out of 10 cases). > > Since this process is to run as a script, how can the disjoint tuple of > controid-A and polyline-A in the "SET" vector layer be mended again ?
Before we start hunting bugs for nothing, could you please try GRASS 6.4? AFAIR there have been implemented some fixes in the topology engine... perhaps it already works? Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
