[postgis-tickets] [PostGIS] #1968: toTopoGeom: missing edges on returned topogeometry

PostGIS trac at osgeo.org
Wed Mar 6 08:21:59 PST 2013


#1968: toTopoGeom: missing edges on returned topogeometry
-----------------------------+----------------------------------------------
 Reporter:  amartin          |       Owner:  strk         
     Type:  defect           |      Status:  assigned     
 Priority:  high             |   Milestone:  PostGIS 2.0.4
Component:  topology         |     Version:  2.0.x        
 Keywords:  totopogeom edge  |  
-----------------------------+----------------------------------------------

Comment(by strk):

 Only happens when it's a _node_ of one of the lines splitting an existing
 edge, not when it's an edge crossing another.

 Simplified testcase:
 {{{
 SELECT CreateTopology('t');
 CREATE TABLE t.fline(id serial);
 SELECT AddTopoGeometryColumn('t','t','fline', 'g', 'line');
 INSERT INTO t.fline(g) SELECT totopogeom( 'MULTILINESTRING ((0 0, 10 0),(5
 0, 5 5))','t', 1);
 }}}

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/1968#comment:8>
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