Transform from spectrum data to grid data. (A band state component)
| Call | Dc lSpectrumToGridForZonal | ([S], wz, [g], [isw], [idx]) | 
| S | < R (:) > | Spectrum data | 
| Wz | < R (:) > | W 0 (ƒÓ) | 
| G | < R (:) > | Grid data | 
| Isw | < I > | Kind of conversion | 
| Idx | < I > | Work area number. /Td> | 
None