- ST_ShortestLine
- KML, GML input via ST_GeomFromGML and ST_GeomFromKML (Olivier Courtin)
- Extract homogeneous collection with ST_CollectionExtract (Paul Ramsey)
+ - Add measure values to existing linestring with ST_AddMeasure (Paul Ramsey)
- History table implementation in utils (George Silva)
- Win32 support and improvement of core shp2pgsql-gui (Mark Cave-Ayland)
- In place 'make check' support (Paul Ramsey)
</refsection>
</refentry>
- <refentry id="ST_StartMeasure">
- <refnamediv>
- <refname>ST_StartMeasure</refname>
-
- <refpurpose>Return the measure value at the first vertex of a geometry.</refpurpose>
- </refnamediv>
-
- <refsynopsisdiv>
- <funcsynopsis>
- <funcprototype>
- <funcdef>float <function>ST_StartMeasure</function></funcdef>
- <paramdef><type>geometry </type> <parameter>geom</parameter></paramdef>
- </funcprototype>
-
- </funcsynopsis>
- </refsynopsisdiv>
-
- <refsection>
- <title>Description</title>
-
- <para>Return the measure value at the first vertex of a geometry.</para>
-
- <para>Availability: 1.5.0</para>
-
- <para>&Z_support;</para>
- </refsection>
-
- <!-- Optionally add a "See Also" section -->
- <refsection>
- <title>See Also</title>
-
- <para><xref linkend="ST_EndMeasure" /></para>
- </refsection>
- </refentry>
-
- <refentry id="ST_EndMeasure">
- <refnamediv>
- <refname>ST_EndMeasure</refname>
-
- <refpurpose>Return the measure value at the last vertex of a geometry.</refpurpose>
- </refnamediv>
-
- <refsynopsisdiv>
- <funcsynopsis>
- <funcprototype>
- <funcdef>float <function>ST_EndMeasure</function></funcdef>
- <paramdef><type>geometry </type> <parameter>geom</parameter></paramdef>
- </funcprototype>
-
- </funcsynopsis>
- </refsynopsisdiv>
-
- <refsection>
- <title>Description</title>
-
- <para>Return the measure value at the last vertex of a geometry.</para>
-
- <para>Availability: 1.5.0</para>
-
- <para>&Z_support;</para>
- </refsection>
-
- <!-- Optionally add a "See Also" section -->
- <refsection>
- <title>See Also</title>
-
- <para><xref linkend="ST_StartMeasure" /></para>
- </refsection>
- </refentry>
</sect1>
</itemizedlist>
<para>KML, GML input via ST_GeomFromGML and ST_GeomFromKML (Olivier Courtin)</para>
<para>Extract homogeneous collection with ST_CollectionExtract (Paul Ramsey)</para>
+ <para>Add measure values to an existing linestring with ST_AddMeasure (Paul Ramsey)</para>
<para>History table implementation in utils (George Silva)</para>
<para>Geography type and supporting functions</para>
<itemizedlist>
AS 'MODULE_PATHNAME', 'ST_AddMeasure'
LANGUAGE 'C' IMMUTABLE STRICT;
--- Availability: 1.5.0
-CREATE OR REPLACE FUNCTION ST_StartMeasure(geometry)
- RETURNS float8
- AS $$ SELECT ST_M(ST_StartPoint($1)) $$
- LANGUAGE 'SQL' IMMUTABLE STRICT;
-
--- Availability: 1.5.0
-CREATE OR REPLACE FUNCTION ST_EndMeasure(geometry)
- RETURNS float8
- AS $$ SELECT ST_M(ST_EndPoint($1)) $$
- LANGUAGE 'SQL' IMMUTABLE STRICT;
-
---------------------------------------------------------------
-- GEOS
---------------------------------------------------------------
DROP FUNCTION ST_line_interpolate_point(geometry, float8);
DROP FUNCTION line_interpolate_point(geometry, float8);
DROP FUNCTION ST_AddMeasure(geometry, float8, float8);
-DROP FUNCTION ST_StartMeasure(geometry);
-DROP FUNCTION ST_EndMeasure(geometry);
---------------------------------------------------------------
-- Algorithms