Currently, the code choose points nearest to the boundary that are outside it (in the fluid region), and performs a bilnear interpolation with nodes in the fluid. An alternative is to perform this interpolation in the interior of the body. Give the user the option to choose which interpolation to perform.
Currently, the code choose points nearest to the boundary that are outside it (in the fluid region), and performs a bilnear interpolation with nodes in the fluid. An alternative is to perform this interpolation in the interior of the body. Give the user the option to choose which interpolation to perform.