def extend_dofs(self, dofs, fill_value=None): """ Extend DOFs to the whole domain using the `fill_value`, or the smallest value in `dofs` if `fill_value` is None. """ if fill_value is None: if nm.isrealobj(dofs): fill_value = get_min_value(dofs) else: # Complex values - treat real and imaginary parts separately. fill_value = get_min_value(dofs.real) fill_value += 1j * get_min_value(dofs.imag) if self.approx_order != 0: indx = self.get_vertices() n_nod = self.domain.shape.n_nod new_dofs = nm.empty((n_nod, dofs.shape[1]), dtype=self.dtype) new_dofs.fill(fill_value) new_dofs[indx] = dofs[:indx.size] else: new_dofs = extend_cell_data(dofs, self.domain, self.region, val=fill_value) return new_dofs