ss="refentrytitle">glSeparableFilter2D</span></span></a>,
            <a class="citerefentry" href="glDrawPixels"><span class="citerefentry"><span class="refentrytitle">glDrawPixels</span></span></a>,
            <a class="citerefentry" href="glHistogram"><span class="citerefentry"><span class="refentrytitle">glHistogram</span></span></a>,
            <a class="citerefentry" href="glMinmax"><span class="citerefentry"><span class="refentrytitle">glMinmax</span></span></a>,
            <a class="citerefentry"