Lines Matching refs:delta
475 $delta = 0;
485 $delta += ($next_code - $cur_code) * ($codecount + 1);
491 $delta++;
493 for ($q = $delta, $k = $this->_base; 1; $k += $this->_base) {
501 $bias = $this->_adapt($delta, $codecount+1, $is_first);
503 $delta = 0;
507 $delta++;
517 function _adapt($delta, $npoints, $is_first)
519 $delta = intval($is_first ? ($delta / $this->_damp) : ($delta / 2));
520 $delta += intval($delta / $npoints);
521 for ($k = 0; $delta > (($this->_base - $this->_tmin) * $this->_tmax) / 2; $k += $this->_base) {
522 $delta = intval($delta / ($this->_base - $this->_tmin));
524 return intval($k + ($this->_base - $this->_tmin + 1) * $delta / ($delta + $this->_skew));