="citerefentry"><span class="refentrytitle">glEnable</span></span></a>
            and <a class="citerefentry" href="glDisable"><span class="citerefentry"><span class="refentrytitle">glDisable</span></span></a> with argument
            <code class="constant">GL_STENCIL_TEST</code>; to control it, call
            <a class="citerefentry" href="glStencilFunc"><span class="citerefentry"><span class="refentrytitle">glStencilFunc</span></span></a> or
            <a class="citerefentry" href="glStencilFuncSepara