Lines Matching refs:diff
648 int diff, prevdiff, nextreme = 0;
665 diff = val < prevval;
666 if (prevdiff == !diff) {
678 prevdiff = diff;
699 int diff, prevdiff;
716 diff = val < prevval;
717 if (prevdiff == !diff) {
735 prevdiff = diff;
1412 index, sign, vpdiff, diff;
1456 diff = val - valpred;
1457 sign = (diff < 0) ? 8 : 0;
1458 if ( sign ) diff = (-diff);
1463 ** delta = diff*4/step;
1472 if ( diff >= step ) {
1474 diff -= step;
1478 if ( diff >= step ) {
1480 diff -= step;
1484 if ( diff >= step ) {
