[geos-devel] [GEOS] #859: Voronoi issue

GEOS geos-trac at osgeo.org
Tue Nov 3 16:11:20 PST 2020

#859: Voronoi issue
 Reporter:  jjgreen     |       Owner:  geos-devel@…
     Type:  defect      |      Status:  new
 Priority:  major       |   Milestone:  3.6.4
Component:  Default     |     Version:  3.5.1
 Severity:  Unassigned  |  Resolution:
 Keywords:              |

Comment (by mdavis):

 Replying to [comment:6 Paul Ramsey <pramsey@…>]:

 > Curiously, this case blows an exception on PostGIS, but not in the unit

 The reason the unit test passes is that the triangulation tolerance value
 (100) is larger than the extent of the input geometry.  This causes the
 data to collapse to a point, which produces an empty Voronoi diagram.  If
 a smaller tolerance (say 0.1) is used then the test fails with a Topo

Ticket URL: <https://trac.osgeo.org/geos/ticket/859#comment:7>
GEOS <http://trac.osgeo.org/geos>
GEOS (Geometry Engine - Open Source) is a C++ port of the Java Topology Suite (JTS).

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