dt id="arg--">...<a class="anchor" aria-label="anchor" href="#arg--"></a></dt>
<dd><p>additional arguments</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></a></h2>
    <p></p><ul><li><p><code>fortify</code> is defined in the
    <a href="https://CRAN.R-project.org/package=ggplot2" class="external-link"><span class="pkg">ggplot2</span></a> package, q.v. for more details.
    <code>fortify</code> is <em>not</em> defined 