Lines Matching refs:yoff

232      * @param integer $yoff
238     function _diag($xoff, $xlim, $yoff, $ylim, $nchunks) {
241         if ($xlim - $xoff > $ylim - $yoff) {
245             list ($xoff, $xlim, $yoff, $ylim) = array($yoff, $ylim, $xoff, $xlim);
249             for ($i = $ylim - 1; $i >= $yoff; $i--)
252             for ($i = $ylim - 1; $i >= $yoff; $i--)
256         $this->seq[0]= $yoff - 1;
293         $seps[] = $flip ? array($yoff, $xoff) : array($xoff, $yoff);
344      * @param integer $yoff
347     function _compareseq($xoff, $xlim, $yoff, $ylim) {
349         while ($xoff < $xlim && $yoff < $ylim && $this->xv[$xoff] == $this->yv[$yoff]) {
351             ++$yoff;
355         while ($xlim > $xoff && $ylim > $yoff && $this->xv[$xlim - 1] == $this->yv[$ylim - 1]) {
360         if ($xoff == $xlim || $yoff == $ylim)
364             //$nchunks = sqrt(min($xlim - $xoff, $ylim - $yoff) / 2.5);
366             $nchunks = min(7, $xlim - $xoff, $ylim - $yoff) + 1;
368                 = $this->_diag($xoff,$xlim,$yoff, $ylim,$nchunks);
374             while ($yoff < $ylim)
375                 $this->ychanged[$this->yind[$yoff++]] = 1;