[PostGIS] #6089: wrong node used when adding a new long line
PostGIS
trac at osgeo.org
Sun Jun 28 07:01:16 PDT 2026
#6089: wrong node used when adding a new long line
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Reporter: Lars Aksel Opsahl | Owner: strk
Type: defect | Status: new
Priority: medium | Milestone:
Component: topology | Version: master
Resolution: | Keywords:
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Comment (by Lars Aksel Opsahl):
The result is wrong and it snaps to the wrong node as we see in
https://trac.osgeo.org/postgis/attachment/ticket/6089/p3.png
I also tested the last line with adding more points before adding it to
Postgis Topology like this did not help.
{{{
select
ST_Segmentize('0102000020A210000002000000C01856A5171528406C5803DF1D71504064BFAEFB153728406C5803DF1D715040'::geometry,
0.001);
select
ST_Segmentize('0102000020A210000002000000C01856A5171528406C5803DF1D71504064BFAEFB153728406C5803DF1D715040'::geometry,
0.00001);
}}}
This is tested on
{{{
POSTGIS="3.7.0dev 3.6.0rc2-473-g260127869" [EXTENSION] PGSQL="160"
GEOS="3.14.1-CAPI-1.20.5" PROJ="9.8.1 NETWORK_ENABLED=OFF
URL_ENDPOINT=https://cdn.proj.org
USER_WRITABLE_DIRECTORY=/Users/lop/Library/Application Support/proj
DATABASE_PATH=/opt/homebrew/Cellar/proj/9.8.1/share/proj/proj.db"
(compiled against PROJ 9.8.1) LIBXML="2.9.13" LIBJSON="0.18"
LIBPROTOBUF="1.5.2" WAGYU="0.5.0 (Internal)" TOPOLOGY
}}}
--
Ticket URL: <https://trac.osgeo.org/postgis/ticket/6089#comment:2>
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