regionate.boundaries.grid_boundaries_from_mask

regionate.boundaries.grid_boundaries_from_mask(grid, mask)

Use contourpy to get indices of cell corners that bound the mask

Returns lists with a common length that is the number of discrete contours that bound the mask.

Parameters:

• grid (xgcm.Grid instance)

• mask (xr.DataArray instance of type bool)

Return type:

i_c_list, j_c_list, lons_c_list, lats_c_list