[postgis-tickets] [PostGIS] #3280: Almost collinear edges prevent adding a copy of existing edge

[PostGIS]

#3280: Almost collinear edges prevent adding a copy of existing edge
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  Reporter:  strk      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  medium    |  Milestone:  PostGIS 2.1.9
 Component:  topology  |    Version:  2.0.x
Resolution:            |   Keywords:  robustness
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Comment (by strk):

 The attached patch 0001-Improve-robustness-of-adding-points-to-
 topology-3280.patch tries to find an "easier" edge to snap to, in case
 multiple ones are within distance. It solves this specific case.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3280#comment:7>
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