glIsList.xhtml

<div class="refentry" lang="en" xml:lang="en"><a id="glIsList"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glIsList — determine if a name corresponds to a display list</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table><tr><td><code class="funcdef">GLboolean <b class="fsfunc">glIsList</b>(</code></td><td>GLuint  </td><td><var class="pdparam">list</var><code>)</code>;</td></tr></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>list</code></em></span></dt><dd><p>
                    Specifies a potential display list name.
                </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
            <code class="function">glIsList</code> returns <code class="constant">GL_TRUE</code> if <em class="parameter"><code>list</code></em> is the name
            of a display list and returns <code class="constant">GL_FALSE</code> if it is not, or if an error occurs.
        </p><p>
            A name returned by <a class="citerefentry" href="glGenLists"><span class="citerefentry"><span class="refentrytitle">glGenLists</span></span></a>, but not yet associated with a display list
            by calling <a class="citerefentry" href="glNewList"><span class="citerefentry"><span class="refentrytitle">glNewList</span></span></a>, is not the name of a display list.
        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p>
            <code class="constant">GL_INVALID_OPERATION</code> is generated if <code class="function">glIsList</code>
            is executed between the execution of
            <a class="citerefentry" href="glBegin"><span class="citerefentry"><span class="refentrytitle">glBegin</span></span></a>
            and the corresponding execution of <a class="citerefentry" href="glEnd"><span class="citerefentry"><span class="refentrytitle">glEnd</span></span></a>.
        </p></div>
        {$pipelinestall}{$examples}
        <div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
            <a class="citerefentry" href="glCallList"><span class="citerefentry"><span class="refentrytitle">glCallList</span></span></a>,
            <a class="citerefentry" href="glCallLists"><span class="citerefentry"><span class="refentrytitle">glCallLists</span></span></a>,
            <a class="citerefentry" href="glDeleteLists"><span class="citerefentry"><span class="refentrytitle">glDeleteLists</span></span></a>,
            <a class="citerefentry" href="glGenLists"><span class="citerefentry"><span class="refentrytitle">glGenLists</span></span></a>,
            <a class="citerefentry" href="glNewList"><span class="citerefentry"><span class="refentrytitle">glNewList</span></span></a>
        </p></div><div class="refsect1" lang="en" xml:lang="en"><div id="Copyright"><h2>Copyright</h2><p>
            Copyright © 1991-2006
            Silicon Graphics, Inc. This document is licensed under the SGI
            Free Software B License. For details, see
            <a class="ulink" href="https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/" target="_top">https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/</a>.
        </p></div></div></div>