        which means that it <span class="underline">publicly inherits from this
        policy</span>.
      </p>
      <p>
        The policy must have the following interface:
      </p>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">S</span><span class="special">&gt;</span>
<span class="keyword">struct</span> <span class="identifier">YourFloat2IntRounderPolicy</span>
<span class="special">{</spa