Real-time fluid simulation using Navier-Stokes equations
Raymarched fluid sims are state of the art in real-time vfx
https://www.youtube.com/c/AndrasKetzer/videos
Code from paper, i rewrote for rectangular && 3D && engine integration
C software render with wasm emscripten
From paper
https://www.researchgate.net/publication/2560062_Real-Time_Fluid_Dynamics_for_Games
https://en.wikipedia.org/wiki/Navier–Stokes_equations
https://wdv.com/Aerospace/Fluids/StamFluidsforGames.pdf
Patent expired
https://patents.google.com/patent/US6266071B1/en