[postgis-tickets] [PostGIS] #3380: "geometry crosses edge" with 1e-2 tolerance

PostGIS trac at osgeo.org
Fri Nov 27 02:30:41 PST 2015


#3380: "geometry crosses edge" with 1e-2 tolerance
-----------------------+---------------------------
  Reporter:  strk      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  medium    |  Milestone:  PostGIS 2.0.8
 Component:  topology  |    Version:  2.0.x
Resolution:            |   Keywords:
-----------------------+---------------------------

Comment (by strk):

 Oh, this comment in code suggests that we're snapping to nodes because not
 every node is part of an edge:

 {{{
  /* 2.1. Node with existing nodes within tol
    * TODO: check if we should be only considering _isolated_ nodes! */
   nodes = lwt_be_getNodeWithinBox2D( topo, &qbox, &num, LWT_COL_EDGE_ALL,
 0 );
 }}}

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3380#comment:9>
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