| 1 | module setup_config_from_lmdz |
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| 2 | |
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| 3 | use parkind1, only : jprb |
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| 4 | |
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| 5 | implicit none |
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| 6 | |
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| 7 | public |
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| 8 | |
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| 9 | type driver_config_type |
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| 10 | logical :: ok_effective_size = .true. |
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| 11 | logical :: ok_separation = .false. |
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| 12 | real(jprb) :: high_inv_effective_size = -1.0_jprb ! m-1 |
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| 13 | real(jprb) :: middle_inv_effective_size = -1.0_jprb ! m-1 |
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| 14 | real(jprb) :: low_inv_effective_size = -1.0_jprb ! m-1 |
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| 15 | real(jprb) :: cloud_inhom_separation_factor = -1.0_jprb |
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| 16 | real(jprb) :: cloud_separation_scale_surface = -1.0_jprb |
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| 17 | real(jprb) :: cloud_separation_scale_toa = -1.0_jprb |
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| 18 | real(jprb) :: cloud_separation_scale_power = -1.0_jprb |
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| 19 | real(jprb) :: frac_std = 0.75_jprb |
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| 20 | real(jprb) :: overlap_decorr_length = 2000.0_jprb |
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| 21 | |
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| 22 | |
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| 23 | contains |
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| 24 | procedure :: read => read_config_from_namelist |
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| 25 | |
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| 26 | end type driver_config_type |
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| 27 | |
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| 28 | contains |
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| 29 | |
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| 30 | !--------------------------------------------------------------------- |
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| 31 | subroutine read_config_from_namelist(this, file_name, is_success) |
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| 32 | |
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| 33 | use radiation_io, only : nulerr, radiation_abort |
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| 34 | |
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| 35 | class(driver_config_type), intent(inout) :: this |
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| 36 | character(*), intent(in) :: file_name |
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| 37 | logical, intent(out), optional :: is_success |
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| 38 | logical :: ok_effective_size, ok_separation |
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| 39 | integer :: iosopen ! Status after calling open |
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| 40 | real(jprb) :: high_inv_effective_size |
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| 41 | real(jprb) :: middle_inv_effective_size |
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| 42 | real(jprb) :: low_inv_effective_size |
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| 43 | real(jprb) :: cloud_inhom_separation_factor |
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| 44 | real(jprb) :: cloud_separation_scale_surface |
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| 45 | real(jprb) :: cloud_separation_scale_toa |
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| 46 | real(jprb) :: cloud_separation_scale_power |
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| 47 | real(jprb) :: frac_std |
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| 48 | real(jprb) :: overlap_decorr_length |
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| 49 | |
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| 50 | namelist /radiation_driver/ ok_effective_size, ok_separation, & |
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| 51 | & frac_std, overlap_decorr_length, & |
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| 52 | & high_inv_effective_size, middle_inv_effective_size, low_inv_effective_size, & |
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| 53 | & cloud_inhom_separation_factor, cloud_separation_scale_surface, & |
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| 54 | & cloud_separation_scale_toa, cloud_separation_scale_power |
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| 55 | |
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| 56 | ok_effective_size = .false. |
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| 57 | ok_separation = .false. |
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| 58 | high_inv_effective_size = -1.0_jprb |
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| 59 | middle_inv_effective_size = -1.0_jprb |
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| 60 | low_inv_effective_size = -1.0_jprb |
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| 61 | cloud_inhom_separation_factor = -1.0_jprb |
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| 62 | cloud_separation_scale_surface = -1.0_jprb |
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| 63 | cloud_separation_scale_toa = -1.0_jprb |
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| 64 | cloud_separation_scale_power = -1.0_jprb |
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| 65 | frac_std = 0.75_jprb |
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| 66 | overlap_decorr_length = 2000.0_jprb |
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| 67 | |
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| 68 | ! Open the namelist file and read the radiation_driver namelist |
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| 69 | open(unit=10, iostat=iosopen, file=trim(file_name)) |
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| 70 | if (iosopen /= 0) then |
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| 71 | ! An error occurred |
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| 72 | if (present(is_success)) then |
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| 73 | is_success = .false. |
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| 74 | ! We now continue the subroutine so that the default values |
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| 75 | ! are placed in the config structure |
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| 76 | else |
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| 77 | write(nulerr,'(a,a,a)') '*** Error: namelist file "', & |
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| 78 | & trim(file_name), '" not found' |
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| 79 | call radiation_abort('Driver configuration error') |
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| 80 | end if |
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| 81 | else |
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| 82 | ! Read the radiation_driver namelist, noting that it is not an |
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| 83 | ! error if this namelist is not present, provided all the required |
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| 84 | ! variables are present in the NetCDF data file instead |
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| 85 | read(unit=10, nml=radiation_driver) |
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| 86 | close(unit=10) |
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| 87 | end if |
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| 88 | |
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| 89 | ! Copy namelist data into configuration object |
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| 90 | this%ok_effective_size = ok_effective_size |
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| 91 | this%ok_separation = ok_separation |
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| 92 | this%frac_std = frac_std |
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| 93 | this%overlap_decorr_length = overlap_decorr_length |
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| 94 | this%cloud_inhom_separation_factor = cloud_inhom_separation_factor |
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| 95 | this%cloud_separation_scale_surface = cloud_separation_scale_surface |
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| 96 | this%cloud_separation_scale_toa = cloud_separation_scale_toa |
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| 97 | this%cloud_separation_scale_power = cloud_separation_scale_power |
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| 98 | this%high_inv_effective_size = high_inv_effective_size |
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| 99 | this%middle_inv_effective_size = middle_inv_effective_size |
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| 100 | this%low_inv_effective_size = low_inv_effective_size |
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| 101 | |
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| 102 | end subroutine read_config_from_namelist |
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| 103 | |
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| 104 | end module setup_config_from_lmdz |
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