| 1 | SUBROUTINE user_init_grid( gls, nzb_local ) |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! Current revisions: |
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| 5 | ! ----------------- |
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| 6 | ! Output of messages replaced by message handling routine. |
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| 7 | ! add 'single_street_canyon' as standard topography case |
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| 8 | ! -topography_grid_convention |
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| 9 | ! |
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| 10 | ! Former revisions: |
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| 11 | ! ----------------- |
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| 12 | ! $Id: user_init_grid.f90 258 2009-03-13 12:36:03Z raasch $ |
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| 13 | ! |
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| 14 | ! 217 2008-12-09 18:00:48Z letzel |
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| 15 | ! +topography_grid_convention |
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| 16 | ! Former file user_interface.f90 split into one file per subroutine |
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| 17 | ! |
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| 18 | ! Description: |
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| 19 | ! ------------ |
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| 20 | ! Execution of user-defined grid initializing actions |
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| 21 | ! First argument gls contains the number of ghost layers, which is > 1 if the |
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| 22 | ! multigrid method for the pressure solver is used |
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| 23 | !------------------------------------------------------------------------------! |
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| 24 | |
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| 25 | USE control_parameters |
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| 26 | USE indices |
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| 27 | USE user |
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| 28 | |
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| 29 | IMPLICIT NONE |
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| 30 | |
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| 31 | INTEGER :: gls |
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| 32 | |
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| 33 | INTEGER, DIMENSION(-gls:ny+gls,-gls:nx+gls) :: nzb_local |
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| 34 | |
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| 35 | ! |
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| 36 | !-- Here the user-defined grid initializing actions follow: |
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| 37 | |
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| 38 | ! |
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| 39 | !-- Set the index array nzb_local for non-flat topography. |
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| 40 | !-- Here consistency checks concerning domain size and periodicity are necessary |
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| 41 | SELECT CASE ( TRIM( topography ) ) |
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| 42 | |
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| 43 | CASE ( 'flat', 'single_building', 'single_street_canyon' ) |
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| 44 | ! |
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| 45 | !-- Not allowed here since these are the standard cases used in init_grid. |
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| 46 | |
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| 47 | CASE ( 'user_defined_topography_1' ) |
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| 48 | ! |
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| 49 | !-- Here the user can define his own topography. |
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| 50 | !-- After definition, please remove the following three lines! |
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| 51 | message_string = 'topography "' // topography // '" not available yet' |
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| 52 | CALL message( 'user_init_grid', 'UI0005', 1, 2, 0, 6, 0 ) |
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| 53 | |
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| 54 | CASE DEFAULT |
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| 55 | ! |
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| 56 | !-- The DEFAULT case is reached if the parameter topography contains a |
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| 57 | !-- wrong character string that is neither recognized in init_grid nor |
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| 58 | !-- here in user_init_grid. |
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| 59 | message_string = 'unknown topography "' // topography // '"' |
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| 60 | CALL message( 'user_init_grid', 'UI0006', 1, 2, 0, 6, 0 ) |
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| 61 | |
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| 62 | END SELECT |
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| 63 | |
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| 64 | |
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| 65 | END SUBROUTINE user_init_grid |
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| 66 | |
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