Lines Matching refs:ex
426 $sx = $sy = $ex = $ey = -1;
442 else if ($x > $ex) $ex = $x;
447 $nx = abs($ex - $sx);
470 $sx = $sy = $ex = $ey = -1;
486 else if ($x > $ex) $ex = $x;
491 $nx = abs($ex - $sx);
522 $sx = $sy = $ex = $ey = -1;
538 else if ($x > $ex) $ex = $x;
543 $nx = abs($ex - $sx);
584 $sx = $sy = $ex = $ey = -1;
600 else if ($x > $ex) $ex = $x;
605 $nx = abs($ex - $sx);