Lorenz attractor toy

A simple Lorenz attractor interactive toy written in Janet using the Raylib bindings for Janet.

Building from source

• Install Janet
• Install JPM

On Linux, the following libraries are required to use RayLib: libxcursor-dev, libxrandr-dev, libxinerama-dev and libxi-dev. On Debian you can install them with sudo apt install libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev.

• Install Jaylib

Finally, build with: jpm build and launch the program with ./build/lorenz

Interactive options

• Move the camera with the mouse
• ESC closes the application
• 1 and 2 slow down/speed up the animation
• R to randomize (reset) the particles to a random location
• Space toggles the FPS display
• D changes between the particle display modes (points, lines, cubes, etc.)
  • Holding C does the same, but quickly
• M toggles the mouse cursor
• P changes the color palette
• O cycles fast through the color palettes
• F toggles windowed mode or full-screen

Other interesting chaotic maps

• https://en.wikipedia.org/wiki/Bogdanov_map
• https://en.wikipedia.org/wiki/Duffing_map
• https://en.wikipedia.org/wiki/R%C3%B6ssler_attractor