This code is for 36 pixel POV poi. No need for LED strip, just use the emulator FastLED_2_Processing Please see the website for a full write-up on setting up the hardware and software: https://www.circusscientist.com/pov-poi-emulator/
Published in the hope that someone else out there can join me in making these amazing Poi better I hope that this someone has fun with this, there are so many amazing patterns to create!