I think I already did understand you, so my answer is the same 
If I couldn’t though, could you please explain your objective more clearly? Or if I was able to understand your objective but you couldn’t understand my explanation, is it due to the blueprint code? I think my descriptions were pretty clear, you can try following them and if that doesn’t work out, you can send a screenshot of your implementation for me to spot the mistakes 
I also found some other approaches with visualizations which you might consider implementing: