The movie shows a two-dimensional wave (potential flow) breaking
over a sloping beach. The surface velocities were computed using a
Galerkin boundary integral method, and the boundary and boundary
conditions were advanced in time using a Level Set approach.
M. Garzon, D. Adalsteinsson, L. J. Gray and J. A. Sethian,
A coupled level-set boundary integral method for moving
boundary simulations, Interfaces and Free Boundaries
Download PDF: Vol. 7, No. 3, pp. 277-302, 2005.