s="o">.</span><span class="n">astype</span><span class="p">(</span><span class="n">np</span><span class="o">.</span><span class="n">int32</span><span class="p">)</span>
        <span class="c1"># account for moving past 100 meters, loop around again</span>
        <span class="n">rgb_bins</span> <span class="o">=</span> <span class="n">rgb_bins</span> <span class="o">%</span> <span class="n">NUM_RANGE_BINS</span>
        <span class="n">uv_colors</span> <span class="o">=</span> <span class="p">(</span><span