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<!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="glGenLists">
    <refmeta>
        <refmetainfo>
            <copyright>
                <year>1991-2006</year>
                <holder>Silicon Graphics, Inc.</holder>
            </copyright>
        </refmetainfo>
        <refentrytitle>glGenLists</refentrytitle>
        <manvolnum>3G</manvolnum>
    </refmeta>
    <refnamediv>
        <refname>glGenLists</refname>
        <refpurpose>generate a contiguous set of empty display lists</refpurpose>
    </refnamediv>
    <refsynopsisdiv><title>C Specification</title>
        <funcsynopsis>
            <funcprototype>
                <funcdef>GLuint <function>glGenLists</function></funcdef>
                <paramdef>GLsizei <parameter>range</parameter></paramdef>
            </funcprototype>
        </funcsynopsis>
    </refsynopsisdiv>
    <refsect1 id="parameters"><title>Parameters</title>
        <variablelist>
        <varlistentry>
            <term><parameter>range</parameter></term>
            <listitem>
                <para>
                    Specifies the number of contiguous empty display lists
                    to be generated.
                </para>
            </listitem>
        </varlistentry>
        </variablelist>
    </refsect1>
    <refsect1 id="description"><title>Description</title>
        <para>
            <function>glGenLists</function> has one argument, <parameter>range</parameter>.
            It returns an integer <emphasis>n</emphasis> such that <parameter>range</parameter> contiguous
            empty display lists,
            named 
            <inlineequation><mml:math><mml:mi mathvariant="italic">n</mml:mi></mml:math></inlineequation>, 
            <inlineequation><mml:math>
                <!-- eqn: n+1:-->
                <mml:mrow>
                    <mml:mi mathvariant="italic">n</mml:mi>
                    <mml:mo>+</mml:mo>
                    <mml:mn>1</mml:mn>
                </mml:mrow>
            </mml:math></inlineequation>, 
            <inlineequation><mml:math>
                <!-- eqn: ...:-->
                <mml:mi mathvariant="italic">...</mml:mi>
            </mml:math></inlineequation>, 
            <inlineequation><mml:math>
                <!-- eqn: n + range - 1:-->
                <mml:mrow>
                    <mml:mi mathvariant="italic">n</mml:mi>
                    <mml:mo>+</mml:mo>
                    <mml:mi mathvariant="italic">range</mml:mi>
                    <mml:mo>-</mml:mo>
                    <mml:mn>1</mml:mn>
                </mml:mrow>
            </mml:math></inlineequation>,
            are created.
            If <parameter>range</parameter> is 0,
            if there is no group of <parameter>range</parameter> contiguous names available,
            or if any error is generated,
            no display lists are generated,
            and 0 is returned.
        </para>
    </refsect1>
    <refsect1 id="errors"><title>Errors</title>
        <para>
            <constant>GL_INVALID_VALUE</constant> is generated if <parameter>range</parameter> is negative.
        </para>
        <para>
            <constant>GL_INVALID_OPERATION</constant> is generated if <function>glGenLists</function>
            is executed between the execution of <citerefentry><refentrytitle>glBegin</refentrytitle></citerefentry>
            and the corresponding execution of <citerefentry><refentrytitle>glEnd</refentrytitle></citerefentry>.
        </para>
    </refsect1>
    <refsect1 id="associatedgets"><title>Associated Gets</title>
        <para>
            <citerefentry><refentrytitle>glIsList</refentrytitle></citerefentry>
        </para>
    </refsect1>
    <refsect1 id="seealso"><title>See Also</title>
        <para>
            <citerefentry><refentrytitle>glCallList</refentrytitle></citerefentry>,
            <citerefentry><refentrytitle>glCallLists</refentrytitle></citerefentry>,
            <citerefentry><refentrytitle>glDeleteLists</refentrytitle></citerefentry>,
            <citerefentry><refentrytitle>glNewList</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>
