[postgis-tickets] [PostGIS] #4886: ST_Normalize() has different behavior with GEOS < 3.9.0 and => 3.9.0

PostGIS trac at osgeo.org
Thu Mar 18 02:44:43 PDT 2021


#4886: ST_Normalize() has different behavior with GEOS < 3.9.0 and => 3.9.0
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  Reporter:  strk     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS GEOS
 Component:  postgis  |    Version:
Resolution:           |   Keywords:
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Comment (by strk):

 If we consider the "untouched linestring" as a GEOS bug, we could easily
 workaround the bug
 by (in case GEOS < 3.9.0) creating a Polygon out of a closed linestring,
 normalizing it and picking its boundary after normalization. I've tested
 this to work effectively on my client code.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4886#comment:2>
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