This is a blazingly fast, pure c++ implementation of Barnes-Hut Approximation. We are able to approximate the cumulative gravitational effect of ten thousand celestial bodies at 90 steps per second on an AMD Ryzen 7000.
All dependencies are fetched automatically, just run CMake. Currently compiles with all toolchains except Visual Studio
Screen.Recording.2025-07-20.180023.mp4
This project uses OpenGL and ImGUI.