/span><span class="fu"><a href="https://rdrr.io/pkg/rgl/man/par3d.html">par3d</a></span>(<span class="kw">userMatrix</span> <span class="kw">=</span> <span class="kw pkg">rgl</span><span class="kw ns">::</span><span class="fu"><a href="https://rdrr.io/pkg/rgl/man/matrices.html">rotate3d</a></span>(<span class="no">custom_rotation</span>, <span class="fl">0</span>, <span class="fl">0</span>, <span class="no">pi</span>/<span class="fl">4</span> ,<span class="fl">1</span>))</pre></body></html></div>
<p><img sr