These orbits are generated iterating this simple algorithm:
(x, y) -> (y - sign(x)*sqrt(abs(b*x - c)), a -x )
where a, b, c are random parameters. This is known as the 'Hopalong Attractor'.
3D rendering done with three.js and vrrenderer.js
Original version by Iacopo Sassarini
WebVR port by Luke Groeninger
Control systems by Jack Kingsman