| [211] | 1 | SUBROUTINE user_init_grid( gls, nzb_local ) |
|---|
| 2 | |
|---|
| 3 | !------------------------------------------------------------------------------! |
|---|
| 4 | ! Actual revisions: |
|---|
| 5 | ! ----------------- |
|---|
| [240] | 6 | ! add 'single_street_canyon' as standard topography case |
|---|
| [211] | 7 | ! |
|---|
| 8 | ! Former revisions: |
|---|
| 9 | ! ----------------- |
|---|
| 10 | ! $Id: user_init_grid.f90 240 2009-02-18 17:50:38Z raasch $ |
|---|
| 11 | ! |
|---|
| [226] | 12 | ! 217 2008-12-09 18:00:48Z letzel |
|---|
| 13 | ! +topography_grid_convention |
|---|
| 14 | ! Former file user_interface.f90 split into one file per subroutine |
|---|
| 15 | ! |
|---|
| [211] | 16 | ! Description: |
|---|
| 17 | ! ------------ |
|---|
| 18 | ! Execution of user-defined grid initializing actions |
|---|
| 19 | ! First argument gls contains the number of ghost layers, which is > 1 if the |
|---|
| 20 | ! multigrid method for the pressure solver is used |
|---|
| 21 | !------------------------------------------------------------------------------! |
|---|
| 22 | |
|---|
| 23 | USE control_parameters |
|---|
| 24 | USE indices |
|---|
| 25 | USE user |
|---|
| 26 | |
|---|
| 27 | IMPLICIT NONE |
|---|
| 28 | |
|---|
| 29 | INTEGER :: gls |
|---|
| 30 | |
|---|
| 31 | INTEGER, DIMENSION(-gls:ny+gls,-gls:nx+gls) :: nzb_local |
|---|
| 32 | |
|---|
| 33 | ! |
|---|
| 34 | !-- Here the user-defined grid initializing actions follow: |
|---|
| 35 | |
|---|
| 36 | ! |
|---|
| 37 | !-- Set the index array nzb_local for non-flat topography. |
|---|
| 38 | !-- Here consistency checks concerning domain size and periodicity are necessary |
|---|
| 39 | SELECT CASE ( TRIM( topography ) ) |
|---|
| 40 | |
|---|
| [240] | 41 | CASE ( 'flat', 'single_building', 'single_street_canyon' ) |
|---|
| [211] | 42 | ! |
|---|
| 43 | !-- Not allowed here since these are the standard cases used in init_grid. |
|---|
| 44 | |
|---|
| 45 | CASE ( 'user_defined_topography_1' ) |
|---|
| 46 | ! |
|---|
| [217] | 47 | !-- Here the user can define his own topography. |
|---|
| 48 | |
|---|
| 49 | ! |
|---|
| 50 | !-- For each user-defined topography, the topography grid convention has |
|---|
| 51 | !-- to be explicitly set to either 'cell_edge' or 'cell_center'. |
|---|
| 52 | !-- topography_grid_convention = 'cell_edge' ! OR: |
|---|
| 53 | !-- topography_grid_convention = 'cell_center' |
|---|
| 54 | |
|---|
| 55 | ! |
|---|
| 56 | !-- After definition, please remove the following three lines! |
|---|
| [211] | 57 | PRINT*, '+++ user_init_grid: topography "', & |
|---|
| 58 | topography, '" not available yet' |
|---|
| 59 | CALL local_stop |
|---|
| 60 | |
|---|
| 61 | CASE DEFAULT |
|---|
| 62 | ! |
|---|
| 63 | !-- The DEFAULT case is reached if the parameter topography contains a |
|---|
| 64 | !-- wrong character string that is neither recognized in init_grid nor |
|---|
| 65 | !-- here in user_init_grid. |
|---|
| 66 | PRINT*, '+++ (user_)init_grid: unknown topography "', & |
|---|
| 67 | topography, '"' |
|---|
| 68 | CALL local_stop |
|---|
| 69 | |
|---|
| 70 | END SELECT |
|---|
| 71 | |
|---|
| 72 | |
|---|
| 73 | END SUBROUTINE user_init_grid |
|---|
| 74 | |
|---|
