[268] | 1 | MODULE trcdta |
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| 2 | !!====================================================================== |
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[433] | 3 | !! *** MODULE trcdta *** |
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[945] | 4 | !! TOP : reads passive tracer data |
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[268] | 5 | !!===================================================================== |
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[945] | 6 | !! History : 1.0 ! 2002-04 (O. Aumont) original code |
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| 7 | !! - ! 2004-03 (C. Ethe) module |
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| 8 | !! - ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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[3294] | 9 | !! 3.4 ! 2010-11 (C. Ethe, G. Madec) use of fldread + dynamical allocation |
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[4230] | 10 | !! 3.5 ! 2013-08 (M. Vichi) generalization for other BGC models |
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[7646] | 11 | !! 3.6 ! 2015-03 (T. Lovato) revisit code I/O |
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[274] | 12 | !!---------------------------------------------------------------------- |
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[6140] | 13 | #if defined key_top |
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[268] | 14 | !!---------------------------------------------------------------------- |
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[3294] | 15 | !! 'key_top' TOP model |
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[268] | 16 | !!---------------------------------------------------------------------- |
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[3294] | 17 | !! trc_dta : read and time interpolated passive tracer data |
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[268] | 18 | !!---------------------------------------------------------------------- |
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[3294] | 19 | USE par_trc ! passive tracers parameters |
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| 20 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 21 | USE trc ! passive tracers common variables |
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[9124] | 22 | ! |
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[3294] | 23 | USE iom ! I/O manager |
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| 24 | USE lib_mpp ! MPP library |
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| 25 | USE fldread ! read input fields |
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[268] | 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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[2715] | 30 | PUBLIC trc_dta ! called in trcini.F90 and trcdmp.F90 |
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[7646] | 31 | PUBLIC trc_dta_ini ! called in trcini.F90 |
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[268] | 32 | |
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[3294] | 33 | INTEGER , SAVE, PUBLIC :: nb_trcdta ! number of tracers to be initialised with data |
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| 34 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_index ! indice of tracer which is initialised with data |
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[4230] | 35 | INTEGER , SAVE, PUBLIC :: ntra ! MAX( 1, nb_trcdta ) to avoid compilation error with bounds checking |
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| 36 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trfac ! multiplicative factor for tracer values |
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[4489] | 37 | !$AGRIF_DO_NOT_TREAT |
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[4230] | 38 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trcdta ! structure of input SST (file informations, fields read) |
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[4489] | 39 | !$AGRIF_END_DO_NOT_TREAT |
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[6140] | 40 | |
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[268] | 41 | !!---------------------------------------------------------------------- |
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[10068] | 42 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[11715] | 43 | !! $Id$ |
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[10068] | 44 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[268] | 45 | !!---------------------------------------------------------------------- |
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| 46 | CONTAINS |
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| 47 | |
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[7646] | 48 | SUBROUTINE trc_dta_ini(ntrc) |
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[335] | 49 | !!---------------------------------------------------------------------- |
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[7646] | 50 | !! *** ROUTINE trc_dta_ini *** |
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[3294] | 51 | !! |
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| 52 | !! ** Purpose : initialisation of passive tracer input data |
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| 53 | !! |
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| 54 | !! ** Method : - Read namtsd namelist |
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| 55 | !! - allocates passive tracer data structure |
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[335] | 56 | !!---------------------------------------------------------------------- |
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[9169] | 57 | INTEGER,INTENT(in) :: ntrc ! number of tracers |
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[3294] | 58 | ! |
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[9169] | 59 | INTEGER :: jl, jn ! dummy loop indices |
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| 60 | INTEGER :: ios, ierr0, ierr1, ierr2, ierr3 ! local integers |
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| 61 | REAL(wp) :: zfact |
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| 62 | CHARACTER(len=100) :: clndta, clntrc |
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[3294] | 63 | ! |
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[9169] | 64 | CHARACTER(len=100) :: cn_dir |
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[4230] | 65 | TYPE(FLD_N), ALLOCATABLE, DIMENSION(:) :: slf_i ! array of namelist informations on the fields to read |
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| 66 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trcdta |
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| 67 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trfac ! multiplicative factor for tracer values |
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[945] | 68 | !! |
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[3294] | 69 | NAMELIST/namtrc_dta/ sn_trcdta, cn_dir, rn_trfac |
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[335] | 70 | !!---------------------------------------------------------------------- |
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[3294] | 71 | ! |
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[6140] | 72 | IF( lwp ) THEN |
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[9169] | 73 | WRITE(numout,*) |
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| 74 | WRITE(numout,*) 'trc_dta_ini : Tracers Initial Conditions (IC)' |
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| 75 | WRITE(numout,*) '~~~~~~~~~~~ ' |
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[6140] | 76 | ENDIF |
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| 77 | ! |
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[3294] | 78 | ! Initialisation |
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| 79 | ierr0 = 0 ; ierr1 = 0 ; ierr2 = 0 ; ierr3 = 0 |
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| 80 | ! Compute the number of tracers to be initialised with data |
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[4230] | 81 | ALLOCATE( n_trc_index(ntrc), slf_i(ntrc), STAT=ierr0 ) |
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[3294] | 82 | IF( ierr0 > 0 ) THEN |
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[7646] | 83 | CALL ctl_stop( 'trc_dta_ini: unable to allocate n_trc_index' ) ; RETURN |
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[3294] | 84 | ENDIF |
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| 85 | nb_trcdta = 0 |
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| 86 | n_trc_index(:) = 0 |
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[4230] | 87 | DO jn = 1, ntrc |
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[3294] | 88 | IF( ln_trc_ini(jn) ) THEN |
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| 89 | nb_trcdta = nb_trcdta + 1 |
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| 90 | n_trc_index(jn) = nb_trcdta |
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| 91 | ENDIF |
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[9169] | 92 | END DO |
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[3294] | 93 | ! |
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| 94 | ntra = MAX( 1, nb_trcdta ) ! To avoid compilation error with bounds checking |
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[3827] | 95 | IF(lwp) THEN |
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[9169] | 96 | WRITE(numout,*) |
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| 97 | WRITE(numout,*) ' number of passive tracers to be initialize by data :', ntra |
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[3827] | 98 | ENDIF |
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[3294] | 99 | ! |
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[4147] | 100 | REWIND( numnat_ref ) ! Namelist namtrc_dta in reference namelist : Passive tracer input data |
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| 101 | READ ( numnat_ref, namtrc_dta, IOSTAT = ios, ERR = 901) |
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[11536] | 102 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_dta_ini in reference namelist' ) |
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[4147] | 103 | REWIND( numnat_cfg ) ! Namelist namtrc_dta in configuration namelist : Passive tracer input data |
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| 104 | READ ( numnat_cfg, namtrc_dta, IOSTAT = ios, ERR = 902 ) |
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[11536] | 105 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_dta_ini in configuration namelist' ) |
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[4624] | 106 | IF(lwm) WRITE ( numont, namtrc_dta ) |
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[4147] | 107 | |
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[3294] | 108 | IF( lwp ) THEN |
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[4230] | 109 | DO jn = 1, ntrc |
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[3294] | 110 | IF( ln_trc_ini(jn) ) THEN ! open input file only if ln_trc_ini(jn) is true |
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| 111 | clndta = TRIM( sn_trcdta(jn)%clvar ) |
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| 112 | clntrc = TRIM( ctrcnm (jn) ) |
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[6140] | 113 | if (jn > jptra) clntrc='Dummy' ! By pass weird formats in ocean.output if ntrc > jptra |
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[3294] | 114 | zfact = rn_trfac(jn) |
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| 115 | IF( clndta /= clntrc ) THEN |
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[7646] | 116 | CALL ctl_warn( 'trc_dta_ini: passive tracer data initialisation ', & |
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[6140] | 117 | & 'Input name of data file : '//TRIM(clndta)// & |
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| 118 | & ' differs from that of tracer : '//TRIM(clntrc)//' ') |
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[3294] | 119 | ENDIF |
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[9169] | 120 | WRITE(numout,*) |
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| 121 | WRITE(numout,'(a, i4,3a,e11.3)') ' Read IC file for tracer number :', & |
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[6140] | 122 | & jn, ', name : ', TRIM(clndta), ', Multiplicative Scaling factor : ', zfact |
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[335] | 123 | ENDIF |
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[3294] | 124 | END DO |
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| 125 | ENDIF |
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| 126 | ! |
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| 127 | IF( nb_trcdta > 0 ) THEN ! allocate only if the number of tracer to initialise is greater than zero |
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| 128 | ALLOCATE( sf_trcdta(nb_trcdta), rf_trfac(nb_trcdta), STAT=ierr1 ) |
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| 129 | IF( ierr1 > 0 ) THEN |
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[7646] | 130 | CALL ctl_stop( 'trc_dta_ini: unable to allocate sf_trcdta structure' ) ; RETURN |
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[3294] | 131 | ENDIF |
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| 132 | ! |
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[4230] | 133 | DO jn = 1, ntrc |
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[3294] | 134 | IF( ln_trc_ini(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 135 | jl = n_trc_index(jn) |
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| 136 | slf_i(jl) = sn_trcdta(jn) |
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| 137 | rf_trfac(jl) = rn_trfac(jn) |
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| 138 | ALLOCATE( sf_trcdta(jl)%fnow(jpi,jpj,jpk) , STAT=ierr2 ) |
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| 139 | IF( sn_trcdta(jn)%ln_tint ) ALLOCATE( sf_trcdta(jl)%fdta(jpi,jpj,jpk,2) , STAT=ierr3 ) |
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| 140 | IF( ierr2 + ierr3 > 0 ) THEN |
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[7646] | 141 | CALL ctl_stop( 'trc_dta_ini : unable to allocate passive tracer data arrays' ) ; RETURN |
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[3294] | 142 | ENDIF |
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| 143 | ENDIF |
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| 144 | ! |
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| 145 | ENDDO |
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| 146 | ! ! fill sf_trcdta with slf_i and control print |
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[7646] | 147 | CALL fld_fill( sf_trcdta, slf_i, cn_dir, 'trc_dta_ini', 'Passive tracer data', 'namtrc' ) |
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[3294] | 148 | ! |
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| 149 | ENDIF |
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| 150 | ! |
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[4230] | 151 | DEALLOCATE( slf_i ) ! deallocate local field structure |
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[3294] | 152 | ! |
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[7646] | 153 | END SUBROUTINE trc_dta_ini |
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[268] | 154 | |
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[493] | 155 | |
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[7646] | 156 | SUBROUTINE trc_dta( kt, sf_trcdta, ptrcfac, ptrcdta) |
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[3294] | 157 | !!---------------------------------------------------------------------- |
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| 158 | !! *** ROUTINE trc_dta *** |
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| 159 | !! |
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| 160 | !! ** Purpose : provides passive tracer data at kt |
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| 161 | !! |
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| 162 | !! ** Method : - call fldread routine |
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| 163 | !! - s- or mixed z-s coordinate: vertical interpolation on model mesh |
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| 164 | !! - ln_trcdmp=F: deallocates the data structure as they are not used |
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| 165 | !! |
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[7646] | 166 | !! ** Action : sf_trcdta passive tracer data on meld mesh and interpolated at time-step kt |
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[3294] | 167 | !!---------------------------------------------------------------------- |
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[7646] | 168 | INTEGER , INTENT(in ) :: kt ! ocean time-step |
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| 169 | TYPE(FLD), DIMENSION(1) , INTENT(inout) :: sf_trcdta ! array of information on the field to read |
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| 170 | REAL(wp) , INTENT(in ) :: ptrcfac ! multiplication factor |
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| 171 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout ) :: ptrcdta ! 3D data array |
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[3294] | 172 | ! |
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[4230] | 173 | INTEGER :: ji, jj, jk, jl, jkk, ik ! dummy loop indices |
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[3294] | 174 | REAL(wp):: zl, zi |
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| 175 | REAL(wp), DIMENSION(jpk) :: ztp ! 1D workspace |
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[6701] | 176 | CHARACTER(len=100) :: clndta |
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[3294] | 177 | !!---------------------------------------------------------------------- |
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| 178 | ! |
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[9124] | 179 | IF( ln_timing ) CALL timing_start('trc_dta') |
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[3294] | 180 | ! |
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| 181 | IF( nb_trcdta > 0 ) THEN |
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| 182 | ! |
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[7646] | 183 | ! read data at kt time step |
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| 184 | CALL fld_read( kt, 1, sf_trcdta ) |
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| 185 | ptrcdta(:,:,:) = sf_trcdta(1)%fnow(:,:,:) * tmask(:,:,:) |
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| 186 | ! |
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| 187 | IF( ln_sco ) THEN !== s- or mixed s-zps-coordinate ==! |
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[3294] | 188 | ! |
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| 189 | IF( kt == nit000 .AND. lwp )THEN |
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| 190 | WRITE(numout,*) |
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| 191 | WRITE(numout,*) 'trc_dta: interpolates passive tracer data onto the s- or mixed s-z-coordinate mesh' |
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[268] | 192 | ENDIF |
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[6701] | 193 | DO jj = 1, jpj ! vertical interpolation of T & S |
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| 194 | DO ji = 1, jpi |
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| 195 | DO jk = 1, jpk ! determines the intepolated T-S profiles at each (i,j) points |
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| 196 | zl = gdept_n(ji,jj,jk) |
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| 197 | IF( zl < gdept_1d(1 ) ) THEN ! above the first level of data |
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[7646] | 198 | ztp(jk) = ptrcdta(ji,jj,1) |
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[6701] | 199 | ELSEIF( zl > gdept_1d(jpk) ) THEN ! below the last level of data |
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[7646] | 200 | ztp(jk) = ptrcdta(ji,jj,jpkm1) |
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[6701] | 201 | ELSE ! inbetween : vertical interpolation between jkk & jkk+1 |
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| 202 | DO jkk = 1, jpkm1 ! when gdept(jkk) < zl < gdept(jkk+1) |
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| 203 | IF( (zl-gdept_1d(jkk)) * (zl-gdept_1d(jkk+1)) <= 0._wp ) THEN |
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| 204 | zi = ( zl - gdept_1d(jkk) ) / (gdept_1d(jkk+1)-gdept_1d(jkk)) |
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[7646] | 205 | ztp(jk) = ptrcdta(ji,jj,jkk) + ( ptrcdta(ji,jj,jkk+1) - ptrcdta(ji,jj,jkk) ) * zi |
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[6701] | 206 | ENDIF |
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| 207 | END DO |
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| 208 | ENDIF |
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[3294] | 209 | END DO |
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[6701] | 210 | DO jk = 1, jpkm1 |
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[7646] | 211 | ptrcdta(ji,jj,jk) = ztp(jk) * tmask(ji,jj,jk) ! mask required for mixed zps-s-coord |
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[6701] | 212 | END DO |
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[7646] | 213 | ptrcdta(ji,jj,jpk) = 0._wp |
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[6701] | 214 | END DO |
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[6607] | 215 | END DO |
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[3294] | 216 | ! |
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| 217 | ELSE !== z- or zps- coordinate ==! |
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[7646] | 218 | ! zps-coordinate (partial steps) interpolation at the last ocean level |
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[10222] | 219 | ! IF( ln_zps ) THEN |
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| 220 | ! DO jj = 1, jpj |
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| 221 | ! DO ji = 1, jpi |
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| 222 | ! ik = mbkt(ji,jj) |
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| 223 | ! IF( ik > 1 ) THEN |
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| 224 | ! zl = ( gdept_1d(ik) - gdept_0(ji,jj,ik) ) / ( gdept_1d(ik) - gdept_1d(ik-1) ) |
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| 225 | ! ptrcdta(ji,jj,ik) = (1.-zl) * ptrcdta(ji,jj,ik) + zl * ptrcdta(ji,jj,ik-1) |
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| 226 | ! ENDIF |
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| 227 | ! ik = mikt(ji,jj) |
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| 228 | ! IF( ik > 1 ) THEN |
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| 229 | ! zl = ( gdept_0(ji,jj,ik) - gdept_1d(ik) ) / ( gdept_1d(ik+1) - gdept_1d(ik) ) |
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| 230 | ! ptrcdta(ji,jj,ik) = (1.-zl) * ptrcdta(ji,jj,ik) + zl * ptrcdta(ji,jj,ik+1) |
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| 231 | ! ENDIF |
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| 232 | ! END DO |
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| 233 | ! END DO |
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| 234 | ! ENDIF |
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[3294] | 235 | ! |
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| 236 | ENDIF |
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| 237 | ! |
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[7646] | 238 | ! Scale by multiplicative factor |
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| 239 | ptrcdta(:,:,:) = ptrcdta(:,:,:) * ptrcfac |
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[6701] | 240 | ! |
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[3294] | 241 | ENDIF |
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[4230] | 242 | ! |
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[9124] | 243 | IF( ln_timing ) CALL timing_stop('trc_dta') |
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[945] | 244 | ! |
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[1011] | 245 | END SUBROUTINE trc_dta |
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[6607] | 246 | |
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[268] | 247 | #else |
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| 248 | !!---------------------------------------------------------------------- |
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[945] | 249 | !! Dummy module NO 3D passive tracer data |
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[268] | 250 | !!---------------------------------------------------------------------- |
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| 251 | CONTAINS |
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[7646] | 252 | SUBROUTINE trc_dta( kt, sf_trcdta, ptrcfac, ptrcdta) ! Empty routine |
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[1011] | 253 | WRITE(*,*) 'trc_dta: You should not have seen this print! error?', kt |
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| 254 | END SUBROUTINE trc_dta |
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[268] | 255 | #endif |
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[6140] | 256 | |
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[945] | 257 | !!====================================================================== |
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[268] | 258 | END MODULE trcdta |
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