[postgis-tickets] [PostGIS] #4289: A multipolygon is inverted in ST_AsMVTGeom in some cases

PostGIS trac at osgeo.org
Wed Jan 9 22:17:24 PST 2019


#4289: A multipolygon is inverted in ST_AsMVTGeom in some cases
----------------------+-------------------------
  Reporter:  ajolma   |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:
 Component:  postgis  |    Version:  trunk
Resolution:           |   Keywords:  vector tile
----------------------+-------------------------

Comment (by ajolma):

 I'm sorry, the SELECT was wrong, it should be
 {{{
 SELECT ST_AsMVTGeom(
   ST_Transform(problem.geom, 3857),
     TileBBox(11, 1180, 547, 3857), 256, 10, TRUE)
 INTO test
 FROM problem
 WHERE ST_Intersects(TileBBox(11, 1180, 547, 3857), problem.geom);
 }}}

 and I just upgraded my GEOS:
 {{{
 POSTGIS="3.0.0dev r17126" [EXTENSION] PGSQL="100"
 GEOS="3.8.0dev-CAPI-1.11.0 83b5ecf"
 PROJ="Rel. 4.9.3, 15 August 2016"
 LIBXML="2.9.4" LIBJSON="0.12.1" LIBPROTOBUF="1.2.1"
 }}}

-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/4289#comment:2>
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