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Working flexible variable check for NCAR#448
Hardcoded verify_variable_mod that works with state_variables in a list
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| Original file line number | Diff line number | Diff line change |
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| module verify_variables_mod | ||
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| use types_mod, only : r8, MISSING_R8 | ||
| use utilities_mod, only : error_handler, E_ERR, E_MSG, do_output, to_upper | ||
| use netcdf_utilities_mod, only : NF90_MAX_NAME | ||
| use obs_kind_mod, only : QTY_TEMPERATURE, QTY_SALINITY, QTY_DRY_LAND, & | ||
| QTY_U_CURRENT_COMPONENT,QTY_V_CURRENT_COMPONENT, & | ||
| QTY_SEA_SURFACE_HEIGHT, QTY_SEA_SURFACE_PRESSURE, & | ||
| QTY_POTENTIAL_TEMPERATURE, QTY_SEA_SURFACE_ANOMALY, & | ||
| get_index_for_quantity, get_name_for_quantity | ||
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| implicit none | ||
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| private | ||
| public :: verify_variables | ||
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| character(len=256), parameter :: source = "$URL$" | ||
| character(len=32 ), parameter :: revision = "$Revision$" | ||
| character(len=128), parameter :: revdate = "$Date$" | ||
| character(len=512) :: string1 | ||
| character(len=512) :: string2 | ||
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| contains | ||
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| !----------------------------------------------------------------------- | ||
| ! Subroutine for verifying state variables. | ||
| ! - state_variables: list of state variables from namelist | ||
| ! - ngood: amount of state variable rows validated | ||
| ! - table: 2D string array of state variables | ||
| ! - var_names: array of NetCDF variable names | ||
| ! - var_qtys: array of DART QUANTITY | ||
| ! - var_update: array of UPDATE flags (optional) | ||
| ! - var_ranges: 2D array of ranges (optional) | ||
| ! - default_vars: flag to check DART QUANTITY (optional, default = true) | ||
| !----------------------------------------------------------------------- | ||
| subroutine verify_variables(state_variables, ngood, table, var_names, & | ||
| var_qtys, var_update, var_ranges, default_vars) | ||
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| character(len=*), intent(inout) :: state_variables(:) | ||
| integer, intent(out) :: ngood | ||
| character(len=*), intent(out) :: table(:,:) | ||
| character(len=*), intent(out) :: var_names(:) | ||
| integer, intent(out) :: var_qtys(:) ! - kind_list | ||
| logical, optional, intent(out) :: var_update(:) ! - update_var, optional | ||
| real(r8), optional, intent(out) :: var_ranges(:,:) ! - optional | ||
| logical, optional, intent(in) :: default_vars ! - optional | ||
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| character(len=*), parameter :: routine = 'verify_variables' | ||
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| integer :: io, i, nrows, ncols | ||
| real(r8) :: minvalue, maxvalue | ||
| logical :: check_obs | ||
| character(len=NF90_MAX_NAME) :: varname, dartstr, minvalstring, maxvalstring, update | ||
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| nrows = size(table,1) | ||
| ncols = size(table) / size(table,1) | ||
| check_obs = .true. | ||
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| ngood = 0 | ||
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| MyLoop : do i = 1, nrows | ||
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| varname = trim(state_variables(ncols * i - (ncols - 1))) | ||
| dartstr = trim(state_variables(ncols * i - (ncols - 2))) | ||
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| if ( table(i,1) == ' ' .and. table(i,2) == ' ') exit MyLoop ! Found end of list. | ||
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| if ( table(i,1) == ' ' .or. table(i,2) == ' ') then | ||
| string1 = 'model_nml:state_variables not fully specified' | ||
| call error_handler(E_ERR,routine,string1,source,revision,revdate) | ||
| endif | ||
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| if (present(default_vars)) check_obs = default_vars | ||
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| ! The internal DART routines check if the variable name is valid. | ||
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| if (check_obs) then | ||
| var_qtys(i) = get_index_for_quantity(dartstr) | ||
| if( var_qtys(i) < 0 ) then | ||
| write(string1,'(''there is no obs_kind <'',a,''> in obs_kind_mod.f90'')') trim(dartstr) | ||
| write(string2,'(A)') 'Hint: set default_vars as false if using non default state_variables' | ||
| call error_handler(E_ERR,routine,string1,source,revision,revdate, text2=string2) | ||
| endif | ||
| endif | ||
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| ! All good to here - fill the output variables | ||
| ngood = ngood + 1 | ||
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| var_names(ngood) = varname | ||
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| table(i,1) = trim(varname) | ||
| table(i,2) = trim(dartstr) | ||
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| ! Check to see if other columns variables are present from default | ||
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| if (ncols == 5) then | ||
| var_ranges(ngood,:) = (/ MISSING_R8, MISSING_R8 /) | ||
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| minvalstring = trim(state_variables(ncols * i - (ncols - 3))) | ||
| maxvalstring = trim(state_variables(ncols * i - (ncols - 4))) | ||
| update = trim(state_variables(ncols * i - (ncols - 5))) | ||
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| ! Convert the [min,max] valstrings to numeric values if possible | ||
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| read(minvalstring,*,iostat=io) minvalue | ||
| if (io == 0) var_ranges(ngood,1) = minvalue | ||
| table(i,3) = trim(minvalstring) | ||
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| read(maxvalstring,*,iostat=io) maxvalue | ||
| if (io == 0) var_ranges(ngood,2) = maxvalue | ||
| table(i,4) = trim(maxvalstring) | ||
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| call to_upper(update) | ||
| table(i,5) = trim(update) | ||
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| else if (ncols == 3) then | ||
| update = trim(state_variables(ncols * i - (ncols - 3))) | ||
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| call to_upper(update) | ||
| table(i,3) = trim(update) | ||
| end if | ||
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| ! Records false in var_update if string is anything but "UPDATE" | ||
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| if ( present(var_update) )then | ||
| var_update(ngood) = .false. | ||
| if (update == 'UPDATE') var_update(ngood) = .true. | ||
| endif | ||
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| ! Record the contents of the DART state vector | ||
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| if (do_output()) then | ||
| SELECT CASE (ncols) | ||
| CASE (5) | ||
| write(string1,'(A,I2,10A)') 'variable ',i,' is ',trim(varname), ', ', trim(dartstr), & | ||
| ', ', trim(minvalstring), ', ', trim(maxvalstring), ', ', trim(update) | ||
| call error_handler(E_MSG,routine,string1,source,revision,revdate) | ||
| CASE (3) | ||
| write(string1,'(A,I2,6A)') 'variable ',i,' is ',trim(varname), ', ', trim(dartstr), & | ||
| ', ', trim(update) | ||
| call error_handler(E_MSG,routine,string1,source,revision,revdate) | ||
| CASE DEFAULT | ||
| write(string1,'(A,I2,4A)') 'variable ',i,' is ',trim(varname), ', ', trim(dartstr) | ||
| call error_handler(E_MSG,routine,string1,source,revision,revdate) | ||
| END SELECT | ||
| endif | ||
| enddo MyLoop | ||
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| ! check to see if temp and salinity are both in the state otherwise you will not | ||
| ! be able to interpolate in XXX subroutine | ||
| if ( any(var_qtys == QTY_SALINITY) ) then | ||
| ! check to see that temperature is also in the variable list | ||
| if ( .not. any(var_qtys == QTY_POTENTIAL_TEMPERATURE) ) then | ||
| write(string1,'(A)') 'in order to compute temperature you need to have both ' | ||
| write(string2,'(A)') 'QTY_SALINITY and QTY_POTENTIAL_TEMPERATURE in the model state' | ||
| call error_handler(E_ERR,routine,string1,source,revision,revdate, text2=string2) | ||
| endif | ||
| endif | ||
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| end subroutine verify_variables | ||
| !----------------------------------------------------------------------- | ||
| !----------------------------------------------------------------------- | ||
| end module verify_variables_mod |