class="availability">Available on all platforms</p><div class="doc"><p></p></div><div><a name="root"></a><h3><p><code><span class="keyword">var</span> <a href="#root"><span class="identifier">root</span></a>:<span class="type">Float</span></code></p></h3><div class="doc"><p></p></div></div><div><a name="found"></a><h3><p><code><span class="keyword">var</span> <a href="#found"><span class="identifier">found</span></a>:<span class="type">Bool</span></code></p></h3><div class="doc"><p></p></div></div></div></d