[postgis-devel] [PostGIS] #1115: Numerical problem in ST_Polygonize

PostGIS trac at osgeo.org
Thu Oct 14 11:08:11 PDT 2010


#1115: Numerical problem in ST_Polygonize
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 Reporter:  gabrimonfa  |       Owner:  strk    
     Type:  defect      |      Status:  assigned
 Priority:  medium      |   Milestone:          
Component:  postgis     |     Version:  1.5.X   
 Keywords:              |  
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Comment(by strk):

 Basically one of the components being polygonized has a very small segment
 near the node. This makes GEOS (and probably also JTS) confused about the
 order in which edges get out from a node, so which way is clockwise and
 which counterclockwise...

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/1115#comment:4>
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