some clarification of specs

git-svn-id: http://svn.osgeo.org/postgis/trunk@6956 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/reference_output.xml b/doc/reference_output.xml
index d8d0167a67219cc5ac7a868c05c490ab7fbbc031..c08521feebad9d33b9da80c3c3ba7e999d03e33f 100644 (file)
--- a/doc/reference_output.xml
+++ b/doc/reference_output.xml
@@ -851,7 +851,7 @@ SELECT ST_AsGML(3, ST_GeomFromEWKT('POLYHEDRALSURFACE( ((0 0 0, 0 0 1, 0 1 1, 0
          <refnamediv>
                <refname>ST_AsX3D</refname>
 
-               <refpurpose>Returns a Geometry in X3D (spec 3.0) data given a geometry</refpurpose>
+               <refpurpose>Returns a Geometry in X3D xml node element format: ISO-IEC-19776-1.2-X3DEncodings-XML</refpurpose>
          </refnamediv>
 
          <refsynopsisdiv>
@@ -871,10 +871,10 @@ SELECT ST_AsGML(3, ST_GeomFromEWKT('POLYHEDRALSURFACE( ((0 0 0, 0 0 1, 0 1 1, 0
          <refsection>
                <title>Description</title>
 
-               <para>Returns an X3D fragment in X3D 3.0 spec format <ulink url="http://www.web3d.org/specifications/x3d-3.0.xsd">http://www.web3d.org/specifications/x3d-3.0.xsd</ulink>.  If <varname>prec</varname> (precision) is not specified then defaults to 15. TINs are modeled as IndexedTriangleSet, MultiPoints as PointSet, LineString As LineSets, Polyhedral surfaces as IndexedFaceSet </para>
+               <para>Returns a geometry as an X3D xml formatted node element  <ulink url="http://web3d.org/x3d/specifications/ISO-IEC-19776-1.2-X3DEncodings-XML/Part01/EncodingOfNodes.html">http://web3d.org/x3d/specifications/ISO-IEC-19776-1.2-X3DEncodings-XML/Part01/EncodingOfNodes.html</ulink>.  If <varname>prec</varname> (precision) is not specified then defaults to 15. TINs are modeled as IndexedTriangleSet, MultiPoints as PointSet, LineString As LineSets, Polyhedral surfaces as IndexedFaceSet </para>
                <para>Lots of advancements happening in 3D space particularly with <ulink url="http://www.web3d.org/x3d/wiki/index.php/X3D_and_HTML5#Goals:_X3D_and_HTML5">X3D Integration with HTML5</ulink></para>
                <para>There is also a nice open source X3D viewer you can use to view rendered geometries. Free Wrl <ulink url="http://freewrl.sourceforge.net/">http://freewrl.sourceforge.net/</ulink> binaries available for Mac, Linux, and Windows.</para>
-               <para>Availability: 2.0.0</para>        
+               <para>Availability: 2.0.0: ISO-IEC-19776-1.2-X3DEncodings-XML</para>    
                <!-- Optionally mention 3d support -->
                <para>&Z_support;</para>
         <!-- Optionally mention supports Polyhedral Surface  -->