💨 Vapor Ring - 2D Vortex Pair Cross-Section

2D companion of the Vapor Ring simulation: the cross-section of a smoke ring as two counter-rotating Lamb-Oseen vortices with smoke tracers, velocity field arrows, live translation-speed graph and an RK2 check against the analytic pair speed.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install