v class="refsect1" id="description">
        <h2>Description</h2>
        <p>
            In the compute language, <code class="varname">gl_NumWorkGroups</code>
            contains the total number of work groups that will execute the compute
            shader. The components of <code class="varname">gl_NumWorkGroups</code> are equal to the <em class="parameter"><code>num_groups_x</code></em>,
            <em class="parameter"><code>num_groups_y</code></em>, and <em class="parameter"><code>num_groups_z</c