pecial">;</span>
  <a class="link" href="extents.html" title="Class template extents">extents</a><span class="special">&lt;</span> <span class="number">2</span> <span class="special">&gt;</span> <a class="link" href="image2d.html#idp52909552-bb"><span class="identifier">origin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">type