[postgis-tickets] [PostGIS] #4935: Bug in ST_LineCrossingDirection ?

PostGIS trac at osgeo.org
Tue Jun 29 23:50:49 PDT 2021


#4935: Bug in ST_LineCrossingDirection ?
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  Reporter:  strk     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 3.1.3
 Component:  postgis  |    Version:
Resolution:           |   Keywords:
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Comment (by strk):

 I think the problem is actually well defined, even if the blue line was
 open.
 The green line keeps being on the left side.

 Maybe ST_LineCrossingDirection is not the right function to use for
 solving the problem. Should the documentation is not clear about the
 behaviour: "hat kind of crossing behavior exists between them" -
 https://postgis.net/docs/ST_LineCrossingDirection.html

-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/4935#comment:3>
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