</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Parameters"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term">
                    <em class="parameter"><code>mask</code></em>
                </span></dt><dd><p>Specifies a bit mask to enable and disable writing
                    of individual bits in the stencil planes. The initial value
                    is all 1's.</p></dd></dl></div></div><div class="ref