grids.core.GenericGrid.ghost_zones#
- property GenericGrid.ghost_zones: ndarray#
Number of ghost cells on either side of each axis.
Ghost zones are extra layers of points added beyond the physical domain to facilitate finite-difference stencils or boundary conditions.
- Returns:
A (2, ndim) array where the first row is the number of ghost cells on the “left” (lower) side of each axis, and the second row is for the “right” (upper) side.
- Return type:
np.ndarray