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Document ST_SimplifyPreserveTopology(geometry,float)

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git-svn-id: http://svn.osgeo.org/postgis/trunk@2737 b70326c6-7e19-0410-871a-916f4a2858ee
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Paul Ramsey 2008-02-12 15:05:23 +00:00
parent 29d80578f0
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doc/postgis.xml
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@ -4862,6 +4862,16 @@ z' = z </programlisting> This method is a subcase of
</listitem>
</varlistentry>
<varlistentry>
<term>ST_SimplifyPreserveTopology(geometry, tolerance)</term>
<listitem>
<para>Returns a &quot;simplified&quot; version of the given
geometry using the Douglas-Peuker algorithm. Will avoid
creating derived geometries (polygons in particular) that
are invalid.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>ST_SnapToGrid(geometry, originX, originY, sizeX, sizeY)</term>