Cleanup and integrate documentation of ST_GetFaceEdges

git-svn-id: http://svn.osgeo.org/postgis/trunk@11182 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/extras_topology.xml b/doc/extras_topology.xml
index 80682fcc76326b5478d1c3bdc187fccb536b3dcf..2b41c4da504fd921ab22b8aa22c7a694b8f00d2e 100644 (file)
--- a/doc/extras_topology.xml
+++ b/doc/extras_topology.xml
@@ -1939,7 +1939,7 @@ ERROR:  Two or more faces found</programlisting>
                        <refnamediv>
                                <refname>ST_GetFaceEdges</refname>
                        
-                               <refpurpose>Returns a set of ordered edges that bound <varname>aface</varname> includes the sequence order.</refpurpose>
+                               <refpurpose>Returns a set of ordered edges that bound <varname>aface</varname>.</refpurpose>
                        </refnamediv>
                
                        <refsynopsisdiv>
@@ -1955,10 +1955,11 @@ ERROR:  Two or more faces found</programlisting>
                        <refsection>
                 <title>Description</title>
             
-                <para>Returns a set of ordered edges that bound <varname>aface</varname> includes the sequence order.  Each output consists of a sequence and edgeid. Sequence numbers start with value 1.</para>
+                <para>Returns a set of ordered edges that bound <varname>aface</varname>. Each output consists of a sequence and edgeid. Sequence numbers start with value 1.</para>
 
                <para>
 Enumeration of each ring edges start from the edge with smallest identifier.
+Order of edges follows a left-hand-rule (bound face is on the left of each directed edge).
                </para>
 
                 <!-- use this format if new function -->