fix rope position bug

game.c

@@ -886,6 +886,7 @@ void add_rope(int mouse_x, int mouse_y) {
             Vect rope = vect_add(intersect, vect_scalar(start, -1));
             double mag = vect_mag(rope);
             if (mag < len) {
+                len = mag;
                 found = true;
                 end = intersect;
             }