Unable to cast object of type 'System.Single[]' to type 'System.Double[]', why?
<pre><code>double[] vTessTriangles = (double[])swFace.GetTessTriangles(true);
                    double VTTx2 = vTessTriangles[2];
</code></pre>

<p>Why I get this <code>InvalidCastExpection</code></p>

<blockquote>
  <p>Unable to cast object of type 'System.Single[]' to type
  'System.Double[]'.</p>
</blockquote>
