Commit e44888ac authored by Regina Obe's avatar Regina Obe

put a note enhancment only availabe if compiled with proj 4.9+ for all...

put a note enhancment only availabe if compiled with proj 4.9+ for all geographiclib enhanced function.  (also change to use ST_GeogFromText instead of the painfully long ST_GeographyFromText alias)

git-svn-id: http://svn.osgeo.org/postgis/trunk@14180 b70326c6-7e19-0410-871a-916f4a2858ee
parent 72330168
Pipeline #163975 skipped
......@@ -669,7 +669,7 @@ SELECT ST_AsEWKT(ST_3DShortestLine(line,pt)) AS shl3d_line_pt,
To measure around the faster but less accurate sphere, use ST_Area(geog,false).
</para>
<para>Enhanced: 2.0.0 - support for 2D polyhedral surfaces was introduced.</para>
<para>Enhanced: 2.2.0 - measurement on spheroid performed with GeographicLib for improved accuracy and robustness.</para>
<para>Enhanced: 2.2.0 - measurement on spheroid performed with GeographicLib for improved accuracy and robustness. Requires Proj &gt;= 4.9.0 to take advantage of the new feature.</para>
<para>&sfs_compliant;</para>
<para>&sqlmm_compliant; SQL-MM 3: 8.1.2, 9.5.3</para>
<para>&P_support;</para>
......@@ -766,7 +766,7 @@ SELECT ST_Area(the_geog)/POWER(0.3048,2) As sqft_spheroid, ST_Area(the_geog,fal
<para>Availability: 1.1.0</para>
<para>Enhanced: 2.0.0 support for geography was introduced.</para>
<para>Enhanced: 2.2.0 measurement on spheroid performed with GeographicLib for improved accuracy and robustness.</para>
<para>Enhanced: 2.2.0 measurement on spheroid performed with GeographicLib for improved accuracy and robustness. Requires Proj &gt;= 4.9.0 to take advantage of the new feature.</para>
<para>Azimuth is especially useful in conjunction with ST_Translate for shifting an object along its perpendicular axis. See
upgis_lineshift <ulink url="http://trac.osgeo.org/postgis/wiki/UsersWikiplpgsqlfunctions">Plpgsqlfunctions PostGIS wiki section</ulink> for example of this.</para>
</refsection>
......@@ -1984,7 +1984,7 @@ SELECT ST_Disjoint('POINT(0 0)'::geometry, 'LINESTRING ( 0 0, 0 2 )'::geometry);
<para>Availability: 1.5.0 geography support was introduced in 1.5. Speed improvements for planar to better handle large or many vertex geometries</para>
<para>Enhanced: 2.1.0 improved speed for geography. See <ulink url="http://boundlessgeo.com/2012/07/making-geography-faster/">Making Geography faster</ulink> for details.</para>
<para>Enhanced: 2.1.0 - support for curved geometries was introduced.</para>
<para>Enhanced: 2.2.0 - measurement on spheroid performed with GeographicLib for improved accuracy and robustness.</para>
<para>Enhanced: 2.2.0 - measurement on spheroid performed with GeographicLib for improved accuracy and robustness. Requires Proj &gt;= 4.9.0 to take advantage of the new feature.</para>
</refsection>
<refsection>
......@@ -2025,8 +2025,8 @@ st_distance
<programlisting>-- same as geometry example but note units in meters - use sphere for slightly faster less accurate
SELECT ST_Distance(gg1, gg2) As spheroid_dist, ST_Distance(gg1, gg2, false) As sphere_dist
FROM (SELECT
ST_GeographyFromText('SRID=4326;POINT(-72.1235 42.3521)') As gg1,
ST_GeographyFromText('SRID=4326;LINESTRING(-72.1260 42.45, -72.123 42.1546)') As gg2
ST_GeogFromText('SRID=4326;POINT(-72.1235 42.3521)') As gg1,
ST_GeogFromText('SRID=4326;LINESTRING(-72.1260 42.45, -72.123 42.1546)') As gg2
) As foo ;
spheroid_dist | sphere_dist
......
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