FORTRAN code for inter-grid MPI communication and boundary interpolation needed for LES.
The code released uner GPL is part of the PArellilzed Large eddy Model (PALM) maintained by Leibniz Universität Hannover. The link to SVN server:
Code: Overset Mesh / Nested Grid
The netsed grid algorithm is developed at the Karlsruher Institut für Technologie and the project is funded by the Helmholtz-Gemeinschaft (VH-NG-843).