Rank-independent geometric fingerprint of the grid: (sum, sum-of-squares) of cell-centre coordinates. For curvilinear grids it reduces over local cells (each cell owned once); for uniform grids it is a deterministic scalar combo identical on every rank.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(solver_state_2d_t), | intent(in) | :: | state |