is position.</p></div></div><div class="field "><a name="getChildIndex"></a><h3 class="anchor"><code><a href="#getChildIndex"><span class="identifier">getChildIndex</span></a>(<span style="white-space:nowrap">o:<a class="type" title="h2d.Object - A base 2D class that all scene tree elements inherit from." href="../h2d/Object.html">Object</a></span>):<a class="type" title="Int - The standard Int type." href="../Int.html">Int</a></code></h3><div class="doc"><p>Return the index of the object <code>o</code> wit