[postgis-tickets] [PostGIS] #4183: Invalid output of ST_ClipByBox2D with an invalid polygon

PostGIS trac at osgeo.org
Thu Sep 20 01:49:38 PDT 2018


#4183: Invalid output of ST_ClipByBox2D with an invalid polygon
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  Reporter:  Algunenano  |      Owner:  Algunenano
      Type:  defect      |     Status:  assigned
  Priority:  medium      |  Milestone:  PostGIS GEOS
 Component:  postgis     |    Version:  trunk
Resolution:              |   Keywords:
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Comment (by Algunenano):

 > I would expect GEOSClipByRect to return correct part of geometry, but
 not resolving the ambiguities inside it. Basically, I'd expect that an
 assert that result's box is within the clipping box, to hold.

 Following this way of thinking, I would expect the bbox of the result to
 be both within the geometry bbox and the clipping box.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4183#comment:3>
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