4e94a890e5b9de9cfcccf8e129"><td class="mdescLeft">&#160;</td><td class="mdescRight">Determines the amount of obstruction of the light that results at <em>point</em>  due to the specified <em>shadowingTriangles</em> . <dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">point</td><td>The Point3D at which the obstruction should be computed.</td></tr>
    <tr><td class="paramname">shadowingTriangles</td><td>A collection of Triangle3DElement casting shadows.</td></tr