Content # Euclidean Tides ([Eucliean rhythms](http://cgm.cs.mcgill.ca/~godfried/publications/banff.pdf) on the [EMFcamp 2022](https://www.emfcamp.org) [Tidal Badge](https://badge.emfcamp.org/wiki/Main_Page#EMF2022_-_TiDAL)) ``` Here's looking at Euclid Celebrate years Here's looking at Euclid Wipe away tears Long time since we're together Now I hope it's forever ``` -Roxy Music, "2HB", *probably*. If you connect the GPIO pins of your badge to the supplied header, and thence to TRS sockets, you get two pairs of Euclidean rhythms. If you don't, you just get a [blinkenlicht](https://en.wikipedia.org/wiki/Blinkenlights).  A set of three integers produces two rhythms for each TRS socket, select the parameter with joystick left/right and alter them with joystick up/down. Stop and start the sequence with joystick centre. It can look and sound a little like [this](https://youtube.com/shorts/7YMC9SvbRik?feature=share). Behold, the [code](https://github.com/augeas/Euclidean-Tides) and my [SoundCloud](https://soundcloud.com/giles-richard-greenway). On Sunday, I guerilla noise-bombed an abandoned container in Null-Sector: <iframe width="560" height="315" src="https://www.youtube.com/embed/_lC6coXAxRI" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe> Previous "Aggrorhythmic Composition": * [Oblique Strategies Against Humanity](https://www.youtube.com/watch?v=b03P4eaeUzE) (EMF 2016) * [(In)discrete Music](https://www.youtube.com/watch?v=8LaoaS3PIfM) (SHA 2017) * [Never Mind the Molluscs](https://www.youtube.com/watch?v=uarPC7r0360) (EMF 2018)