<code>object</code> is provided,
  the trees from <code>object</code> are assigned to the FFTs of <code>x</code>.</p></li>
</ul></div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">fftrees_define</span><span class="op">(</span><span class="va">x</span>, object <span class="op">=</span> <span class="cn">NULL</span>, tree.definitions <span class="op">=</span> <span class="cn">NULL</span><span class="op">)</span></span></code></pre></div>
    </div