iv>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>  <a class="code hl_class" href="classnetdem_1_1_modifier.html">Modifier</a> *<a class="code hl_function" href="classnetdem_1_1_gravity.html#a58857b92d80018e89a53d0c296c89725">Clone</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span> </div>
<