ge">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">mosaic_prepare</span><span class="op">(</span></span>
<span>  <span class="va">mosaic</span>,</span>
<span>  r <span class="op">=</span> <span class="fl">3</span>,</span>
<span>  g <span class="op">=</span> <span class="fl">2</span>,</span>
<span>  b <span class="op">=</span> <span class="fl">1</span>,</span>
<span>  re <span class="op">=</span> <span 