Lattice

GPU-accelerated wind tunnel simulation (GitHub)

Simulation Parameters

Model

Generic car shape

Wind Speed1.0

Freestream velocity of the simulated wind.

Duration10s

Length of the rendered video clip.

Reynolds NumberAuto

Target Re. Auto uses default viscosity.

Visualization Mode

Blue (slow) to Red (fast)

Collision Mode

Fast bounding box

Ready

About

GPU-accelerated wind tunnel simulation visualizing particle flow around 3D models using OpenGL compute shaders and the Lattice Boltzmann Method. Computes physically accurate drag coefficients validated against experimental data.

Built by Marcos Ashton, CS at University of Exeter.

Source Code

Preview

Demo

White Paper

LBM theory, compute shader implementation, and drag coefficient validation