Lines Matching defs:dx
534 int dx, dy;
543 dx = 0;
546 dx += v[2*i];
547 p[i + 1].x = DeviceToX (dw, dx) + p[0].x;
563 int dx, dy;
574 dx = 0;
577 dx += v[2*i];
578 p[i + 1].x = DeviceToX (dw, dx) + p[0].x;
607 int x_1, y_1, dx, dy, n1, n2, n;
612 dx = x_4 - x_1;
615 n1 = dy*(x_2 - x_1) - dx*(y_2 - y_1);
616 n2 = dy*(x_3 - x_1) - dx*(y_3 - y_1);
623 if (n*n / (dy*dy + dx*dx) <= FLATNESS*FLATNESS)
647 int ox, oy, dx, dy;
658 dx = v[0];
662 tx = sx + DeviceToX (dw, dx);
671 int ux = ox + DeviceToX (dw, dx += v[i]);