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