[geos-devel] Re: [GEOS] #253: Unexpected "Self-intersection at or near point"

GEOS geos-trac at osgeo.org
Wed May 27 12:21:05 EDT 2009


#253: Unexpected "Self-intersection at or near point"
-------------------------------+--------------------------------------------
 Reporter:  wvereeck           |        Owner:  geos-devel at lists.osgeo.org
     Type:  defect             |       Status:  closed                    
 Priority:  minor              |    Milestone:  3.1.1                     
Component:  Core               |      Version:  3.1.0                     
 Severity:  Unassigned         |   Resolution:  invalid                   
 Keywords:  self-intersection  |  
-------------------------------+--------------------------------------------
Changes (by pramsey):

  * status:  new => closed
  * resolution:  => invalid

Comment:

 Invalid inputs don't generally produce correct results. A self-
 intersecting polygon ring is invalid. When you fix it, you make it valid.
 We need a way to automate that fixing. See #254.

-- 
Ticket URL: <http://trac.osgeo.org/geos/ticket/253#comment:2>
GEOS <http://geos.refractions.net/>
GEOS (Geometry Engine - Open Source) is a C++ port of the Java Topology Suite (JTS).


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