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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
+ "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
+<refentry id="gluQuadricNormals">
+ <refmeta>
+ <refmetainfo>
+ <copyright>
+ <year>1991-2006</year>
+ <holder>Silicon Graphics, Inc.</holder>
+ </copyright>
+ </refmetainfo>
+ <refentrytitle>gluQuadricNormals</refentrytitle>
+ <manvolnum>3G</manvolnum>
+ </refmeta>
+ <refnamediv>
+ <refname>gluQuadricNormals</refname>
+ <refpurpose>specify what kind of normals are desired for quadrics</refpurpose>
+ </refnamediv>
+ <refsynopsisdiv><title>C Specification</title>
+ <funcsynopsis>
+ <funcprototype>
+ <funcdef>void <function>gluQuadricNormals</function></funcdef>
+ <paramdef>GLUquadric* <parameter>quad</parameter></paramdef>
+ <paramdef>GLenum <parameter>normal</parameter></paramdef>
+ </funcprototype>
+ </funcsynopsis>
+ </refsynopsisdiv>
+ <!-- eqn: ignoring delim $$ -->
+ <refsect1 id="parameters"><title>Parameters</title>
+ <variablelist>
+ <varlistentry>
+ <term><parameter>quad</parameter></term>
+ <listitem>
+ <para>
+ Specifies the quadrics object (created with <citerefentry><refentrytitle>gluNewQuadric</refentrytitle></citerefentry>).
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><parameter>normal</parameter></term>
+ <listitem>
+ <para>
+ Specifies the desired type of normals. Valid values are
+ <constant>GLU_NONE</constant>,
+ <constant>GLU_FLAT</constant>, and
+ <constant>GLU_SMOOTH</constant>.
+ </para>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+ <refsect1 id="description"><title>Description</title>
+ <para>
+ <function>gluQuadricNormals</function> specifies what kind of normals are desired for quadrics rendered with
+ <parameter>quad</parameter>. The legal values are as follows:
+ </para>
+ <variablelist>
+ <varlistentry>
+ <term><constant>GLU_NONE</constant></term>
+ <listitem>
+ <para>
+ No normals are generated.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><constant>GLU_FLAT</constant></term>
+ <listitem>
+ <para>
+ One normal is generated for every facet of a quadric.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><constant>GLU_SMOOTH</constant></term>
+ <listitem>
+ <para>
+ One normal is generated for every vertex of a quadric. This is the
+ initial value.
+ </para>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+ <refsect1 id="seealso"><title>See Also</title>
+ <para>
+ <citerefentry><refentrytitle>gluNewQuadric</refentrytitle></citerefentry>,
+ <citerefentry><refentrytitle>gluQuadricDrawStyle</refentrytitle></citerefentry>,
+ <citerefentry><refentrytitle>gluQuadricOrientation</refentrytitle></citerefentry>,
+ <citerefentry><refentrytitle>gluQuadricTexture</refentrytitle></citerefentry>
+ </para>
+ </refsect1>
+ <refsect1 id="Copyright"><title>Copyright</title>
+ <para>
+ Copyright <trademark class="copyright"></trademark> 1991-2006
+ Silicon Graphics, Inc. This document is licensed under the SGI
+ Free Software B License. For details, see
+ <ulink url="http://oss.sgi.com/projects/FreeB/">http://oss.sgi.com/projects/FreeB/</ulink>.
+ </para>
+ </refsect1>
+</refentry>