 xx || xx &gt;= mat.cols) {</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;            <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;          }</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;          <span class="comment">// Ignore outside mask</span></div><div class="line"