an class="lineno">  597</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">float</span> calculateValue (<span class="keywordtype">float</span> x, <span class="keywordtype">float</span> y)</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;    {</div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;        y = -1.f*y + 1.f;</div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;        x = std: