I like the idea of a function that can calculate the mask - could you elaborate on how this would be achieved using getBits()? It works as is but if I can create a universal function that would be neater and I could keep it for future projects 
I like the idea of a function that can calculate the mask - could you elaborate on how this would be achieved using getBits()? It works as is but if I can create a universal function that would be neater and I could keep it for future projects