mul_sum) &gt;&gt; shg_sum
          pixels[yi + <span class="number">1</span>] = (g_sum * mul_sum) &gt;&gt; shg_sum
          pixels[yi + <span class="number">2</span>] = (b_sum * mul_sum) &gt;&gt; shg_sum

          r_sum -= r_out_sum
          g_sum -= g_out_sum
          b_sum -= b_out_sum

          r_out_sum -= stackIn.r
          g_out_sum -= stackIn.g
          b_out_sum -= stackIn.b

          p = (yw + (<span class="keyword">if</span> (p = x + radiusPlus1) &lt; widthMinus1 <span class="keyword">the