doc">

<p>Gets a data element that is arbitrarily close to the specified <em>point</em> , along the specified <em>direction</em> . <dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">point</td><td>The point close to which the returned data element should be.</td></tr>
    <tr><td class="paramname">direction</td><td>The direction (in data space) along which the returned point should be.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt