Lines Matching refs:dxy
481 double dxy, xi, yi;
495 dxy = xi_1 * yi - xi * yi_1;
496 a00 += dxy;
567 double xi, yi, xi_1, yi_1, x0, y0, dxy, sk, sk1, t;
591 dxy = 0;
636 dxy = xi_1 * yi - xi * yi_1;
637 a00 = a00 + dxy;
638 dxy = xi * y0 - x0 * yi;
639 a00 = a00 + dxy;
650 dxy = 0;
668 dxy = xi_1 * y_s - x_s * yi_1;
669 a00 += dxy;
670 dxy = x_s * y0 - x0 * y_s;
671 a00 += dxy;
682 dxy = x_s * yi - xi * y_s;
687 dxy = xi_1 * yi - xi * yi_1;
689 a00 += dxy;
699 dxy = xi_1 * yi - xi * yi_1;
701 a00 += dxy;
