From 3ae397a98c427a56717a20933d76ade97bfb0886 Mon Sep 17 00:00:00 2001
From: Claude Paroz <claude@2xlibre.net>
Date: Thu, 20 Sep 2012 09:36:48 +0200
Subject: [PATCH] Added a note about GEOS support for 3D/4D WKT notation

See also http://trac.osgeo.org/geos/ticket/347
---
 docs/ref/contrib/gis/geos.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/docs/ref/contrib/gis/geos.txt b/docs/ref/contrib/gis/geos.txt
index f4e706d275..a68ff36453 100644
--- a/docs/ref/contrib/gis/geos.txt
+++ b/docs/ref/contrib/gis/geos.txt
@@ -163,6 +163,11 @@ WKB / EWKB     ``buffer``
 GeoJSON        ``str`` or ``unicode``
 =============  ======================
 
+.. note::
+
+    The new 3D/4D WKT notation with an intermediary Z or M (like
+    ``POINT Z (3, 4, 5)``) is only supported with GEOS 3.3.0 or later.
+
 Properties
 ~~~~~~~~~~