Lines Matching defs:dy0
564 int i, j, k, x0, y0, dx0, dy0, xflag;605 dy0 = cvRound( b*(1 << shift)/fabs(a) );611 dy0 = b > 0 ? 1 : -1;618 int gap = 0, x = x0, y = y0, dx = dx0, dy = dy0;666 int x = x0, y = y0, dx = dx0, dy = dy0;