p>Attempts to removes degenerate faces from the mesh.
Degenerate faces are faces that contains such a combination of indices,
that their final shape collapsed in a line or point.Before returning, this method also attempts to repair faces by juggling
vertex indices.</p>
<dl class="field-list simple">
<dt class="field-odd">Returns<span class="colon">:</span></dt>
<dd class="field-odd"><p>The number of degenerate faces that were removed.</p>
</dd>
<dt class="field-even">Return type<span class="colon">:</span><