| Name | Type | Default | Description |
|---|---|---|---|
| nghostcells | integer | 2 | Number of ghost cells surrounding a grid |
| ghost_copy | logical | .false. | whether copy values instead of interpolation in ghost cells of finer blocks |
| internalboundary | logical | None | if there is an internal boundary |
| typeboundary_min1 | character(len=std_len) | None | |
| typeboundary_min2 | character(len=std_len) | None | |
| typeboundary_min3 | character(len=std_len) | None | |
| typeboundary_max1 | character(len=std_len) | None | |
| typeboundary_max2 | character(len=std_len) | None | |
| typeboundary_max3 | character(len=std_len) | None | |
| save_physical_boundary | logical | None | True for save physical boundary cells in dat files |
| specialboundary | logical | .false. | signal to the precompiler that we need special boundaries: |