Lines Matching refs:xi_1
462 double a00 = 0, xi_1, yi_1;
469 xi_1 = ((CvPoint*)(reader.ptr))->x;
474 xi_1 = ((CvPoint2D32f*)(reader.ptr))->x;
495 dxy = xi_1 * yi - xi * yi_1;
497 xi_1 = xi;
567 double xi, yi, xi_1, yi_1, x0, y0, dxy, sk, sk1, t;
588 a00 = x0 = y0 = xi_1 = yi_1 = 0;
618 xi_1 = (double) pt.x;
620 x0 = xi_1;
636 dxy = xi_1 * yi - xi * yi_1;
656 du = xi - xi_1;
660 t = ((yi_1 - pt_s.y) * du + dv * (pt_s.x - xi_1)) /
663 t = (xi_1 - pt_s.x) / dx;
668 dxy = xi_1 * y_s - x_s * yi_1;
687 dxy = xi_1 * yi - xi * yi_1;
690 xi_1 = xi;
699 dxy = xi_1 * yi - xi * yi_1;
