A channel set of some channel functions linked to a wheel (for example Color(n)) requires a wheel slot to be linked. Add a way to more clearly indicate if the slot means "open". A wheel slot cannot be none. One way would be to add IsOpen flag to the set.
A channel set of some channel functions linked to a wheel (for example Color(n)) requires a wheel slot to be linked. Add a way to more clearly indicate if the slot means "open". A wheel slot cannot be none. One way would be to add IsOpen flag to the set.