[postgis-devel] [PostGIS] #2038: Exception of topogeo_AddLineString() of a line string with a part colinear with an existing one.

PostGIS trac at osgeo.org
Thu Oct 11 13:23:43 PDT 2012


#2038: Exception of topogeo_AddLineString() of a line string with a part colinear
with an existing one.
----------------------+-----------------------------------------------------
 Reporter:  wimned    |       Owner:  strk         
     Type:  defect    |      Status:  assigned     
 Priority:  medium    |   Milestone:  PostGIS 2.0.2
Component:  topology  |     Version:  trunk        
 Keywords:            |  
----------------------+-----------------------------------------------------

Comment(by strk):

 Another interesting number is the distance between the two lines,
 according to ST_Distance:

 {{{ 3.5527136788005e-15 }}}

 Which is two orders of magnitude smaller than the computed tolerance, btw,
 proving the tolerance computer badly wrong...

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/2038#comment:7>
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