Lines Matching defs:dy
85 double x, y, dx, dy;
109 dy = sin(angle);
111 dist = fabs(dy);
115 dy /= bigger;
143 printf("dx = %.2f, dy = %.2f, xn = %.2f, n = %d\n",
144 dx, dy, xn, n);
150 iy = (y += dy);
159 dy = Ship.quady * NSECTS + Ship.secty + dy * xn;
164 if (dy < 0.0)
167 iy = dy + 0.5;
197 iy = y - dy;
218 dy = Ship.secty - iy;
219 dist = sqrt(dx * dx + dy * dy) / NSECTS;