ineno">  108</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">float</span> xf = round(x);</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">float</span> yf = round(y);</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> xi = xf;</div><div class="line"><a name="l00111"></a><span class=