 name="l00445"></a><span class="lineno">  445</span>&#160;    <span class="keywordtype">float</span> detect(<span class="keywordtype">float</span> input);</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;    <span class="comment">// call this from your prepareForPlay() function each time to reset the detector</span></div><div class="line"><a name="l00448"></a><span class="lineno">  448</span