[postgis-tickets] [PostGIS] #3107: [sfcgal]crash in straight_skeleton

PostGIS trac at osgeo.org
Wed Aug 26 02:21:05 PDT 2015


#3107: [sfcgal]crash in straight_skeleton
-------------------------+---------------------------
  Reporter:  cactusbone  |      Owner:  colivier
      Type:  defect      |     Status:  new
  Priority:  critical    |  Milestone:  PostGIS 2.2.0
 Component:  sfcgal      |    Version:  2.1.x
Resolution:              |   Keywords:
-------------------------+---------------------------

Comment (by strk):

 This should be fixed with SFCGAL 1.2.0, to be released soon. Can you
 confirm, robe ?
 Here's what I get:
 {{{
 strk=# select ST_StraightSkeleton(ST_GeomFromText('POLYGON((1347259.25
 7184745.94,1347273.17 7184758.16,1347280.39 7184749.95,1347278.04
 7184747.88,1347281.66 7184743.76,1347284.01 7184745.83,1347293.5
 7184735.05,1347279.61 7184722.85,1347269.29 7184734.6,1347270.35
 7184735.51,1347267.31 7184738.96,1347266.22 7184738.01,1347259.25
 7184745.94),(1347267.31 7184738.96,1347269.31 7184736.7,1347272.57
 7184739.55,1347270.56 7184741.83,1347267.31 7184738.96))'));
 NOTICE:  During straight_skeleton(A) :
 NOTICE:    with A: POLYGON((5389037/4
 7714562210592195/1073741824,723311775491031/536870912
 1928643832929321/268435456,5786525213592125/4294967296
 7714566516296909/1073741824,1446628780104745/1073741824
 7714564293651333/1073741824,5786530668200591/4294967296 38572
 ERROR:  straight skeleton of Polygon with touching interior rings is not
 implemented
 }}}

--
Ticket URL: <https://trac.osgeo.org/postgis/ticket/3107#comment:3>
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