[544] | 1 | MODULE iom_nf90 |
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| 2 | !!===================================================================== |
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| 3 | !! *** MODULE iom_nf90 *** |
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| 4 | !! Input/Output manager : Library to read input files with NF90 (only fliocom module) |
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| 5 | !!==================================================================== |
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| 6 | !! History : 9.0 ! 05 12 (J. Belier) Original code |
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| 7 | !! 9.0 ! 06 02 (S. Masson) Adaptation to NEMO |
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| 8 | !!-------------------------------------------------------------------- |
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| 9 | !!gm caution add !DIR nec: improved performance to be checked as well as no result changes |
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| 10 | |
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| 11 | !!-------------------------------------------------------------------- |
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| 12 | !! iom_open : open a file read only |
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| 13 | !! iom_close : close a file or all files opened by iom |
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| 14 | !! iom_get : read a field (interfaced to several routines) |
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| 15 | !! iom_gettime : read the time axis kvid in the file |
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| 16 | !! iom_varid : get the id of a variable in a file |
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| 17 | !! iom_rstput : write a field in a restart file (interfaced to several routines) |
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| 18 | !!-------------------------------------------------------------------- |
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| 19 | USE in_out_manager ! I/O manager |
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| 20 | USE dom_oce ! ocean space and time domain |
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| 21 | USE lbclnk ! lateal boundary condition / mpp exchanges |
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[556] | 22 | USE iom_def ! iom variables definitions |
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[544] | 23 | USE netcdf ! NetCDF library |
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| 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | PUBLIC iom_nf90_open, iom_nf90_close, iom_nf90_varid, iom_nf90_get, iom_nf90_gettime, iom_nf90_rstput |
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| 29 | |
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| 30 | INTERFACE iom_nf90_get |
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[550] | 31 | MODULE PROCEDURE iom_nf90_g0d, iom_nf90_g123d |
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[544] | 32 | END INTERFACE |
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| 33 | INTERFACE iom_nf90_rstput |
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[550] | 34 | MODULE PROCEDURE iom_nf90_rp0123d |
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[544] | 35 | END INTERFACE |
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| 36 | !!---------------------------------------------------------------------- |
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| 37 | !! OPA 9.0 , LOCEAN-IPSL (2006) |
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| 38 | !! $Header$ |
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| 39 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | |
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| 42 | CONTAINS |
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| 43 | |
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| 44 | SUBROUTINE iom_nf90_open( cdname, kiomid, ldwrt, ldok, kdompar ) |
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| 45 | !!--------------------------------------------------------------------- |
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| 46 | !! *** SUBROUTINE iom_open *** |
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| 47 | !! |
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| 48 | !! ** Purpose : open an input file with NF90 |
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| 49 | !!--------------------------------------------------------------------- |
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| 50 | CHARACTER(len=*) , INTENT(inout) :: cdname ! File name |
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| 51 | INTEGER , INTENT( out) :: kiomid ! nf90 identifier of the opened file |
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| 52 | LOGICAL , INTENT(in ) :: ldwrt ! read or write the file? |
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| 53 | LOGICAL , INTENT(in ) :: ldok ! check the existence |
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| 54 | INTEGER, DIMENSION(2,5), INTENT(in ) :: kdompar ! domain parameters: |
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| 55 | |
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| 56 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 57 | CHARACTER(LEN=100) :: cltmp ! temporary character |
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| 58 | INTEGER :: iln ! lengths of character |
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| 59 | INTEGER :: istop ! temporary storage of nstop |
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| 60 | INTEGER :: if90id ! nf90 identifier of the opened file |
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| 61 | INTEGER :: idmy ! dummy variable |
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| 62 | !--------------------------------------------------------------------- |
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| 63 | |
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| 64 | clinfo = ' iom_nf90_open ~~~ ' |
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| 65 | istop = nstop ! store the actual value of nstop |
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| 66 | ! |
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| 67 | IF( ldok ) THEN ! Open existing file... |
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| 68 | ! ! ============= |
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| 69 | IF( ldwrt ) THEN ! ... in write mode |
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| 70 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' open existing file: '//TRIM(cdname)//' in WRITE mode' |
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| 71 | CALL iom_nf90_check(NF90_OPEN(TRIM(cdname), NF90_WRITE , if90id), clinfo) |
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| 72 | CALL iom_nf90_check(NF90_SET_FILL( if90id, NF90_NOFILL, idmy ), clinfo) |
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| 73 | ELSE ! ... in read mode |
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| 74 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' open existing file: '//TRIM(cdname)//' in READ mode' |
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| 75 | CALL iom_nf90_check(NF90_OPEN(TRIM(cdname), NF90_NOWRITE, if90id), clinfo) |
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| 76 | ENDIF |
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| 77 | ELSE ! the file does not exist |
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| 78 | ! ! ============= |
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| 79 | iln = INDEX( cdname, '.nc' ) |
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| 80 | IF( ldwrt ) THEN ! the file should be open in write mode so we create it... |
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[550] | 81 | IF( jpnij > 1 ) THEN |
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| 82 | WRITE(cltmp,'(a,a,i4.4,a)') cdname(1:iln-1), '_', narea-1, '.nc' |
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| 83 | cdname = TRIM(cltmp) |
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| 84 | ENDIF |
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[544] | 85 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' create new file: '//TRIM(cdname)//' in WRITE mode' |
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| 86 | CALL iom_nf90_check(NF90_CREATE( TRIM(cdname), NF90_NOCLOBBER, if90id ), clinfo) |
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| 87 | CALL iom_nf90_check(NF90_SET_FILL( if90id, NF90_NOFILL, idmy ), clinfo) |
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| 88 | ! define dimensions |
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| 89 | CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'x', kdompar(1,1) , idmy ), clinfo) |
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| 90 | CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'y', kdompar(2,1) , idmy ), clinfo) |
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| 91 | CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'z', jpk , idmy ), clinfo) |
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| 92 | CALL iom_nf90_check(NF90_DEF_DIM( if90id, 't', NF90_UNLIMITED, idmy ), clinfo) |
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| 93 | ! global attributes |
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| 94 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_number_total' , jpnij ), clinfo) |
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| 95 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_number' , narea-1 ), clinfo) |
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| 96 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_dimensions_ids' , (/1 , 2 /) ), clinfo) |
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| 97 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_size_global' , (/jpiglo, jpjglo/) ), clinfo) |
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| 98 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_size_local' , kdompar(:,1) ), clinfo) |
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| 99 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_position_first' , kdompar(:,2) ), clinfo) |
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| 100 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_position_last' , kdompar(:,3) ), clinfo) |
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| 101 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_halo_size_start', kdompar(:,4) ), clinfo) |
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| 102 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_halo_size_end' , kdompar(:,5) ), clinfo) |
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| 103 | CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_type' , 'BOX' ), clinfo) |
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| 104 | ELSE ! the file should be open for read mode so it must exist... |
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| 105 | CALL ctl_stop( TRIM(clinfo), 'File '//cdname(1:iln-1)//'* not found' ) |
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| 106 | ENDIF |
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| 107 | ENDIF |
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| 108 | ! start to fill file informations |
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| 109 | ! ============= |
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| 110 | IF( istop == nstop ) THEN ! no error within this routine |
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| 111 | kiomid = MINLOC(iom_file(:)%nfid, dim = 1) |
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| 112 | iom_file(kiomid)%name = TRIM(cdname) |
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| 113 | iom_file(kiomid)%nfid = if90id |
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| 114 | iom_file(kiomid)%iolib = jpnf90 |
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| 115 | iom_file(kiomid)%nvars = 0 |
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| 116 | iom_file(kiomid)%irec = -1 ! useless for NetCDF files, used to know if the file is in define mode |
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| 117 | CALL iom_nf90_check(NF90_Inquire(if90id, unlimitedDimId = iom_file(kiomid)%iduld), clinfo) |
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| 118 | IF(lwp) WRITE(numout,*) ' ---> '//TRIM(cdname)//' OK' |
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| 119 | ELSE |
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| 120 | kiomid = 0 ! return error flag |
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| 121 | ENDIF |
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| 122 | ! |
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| 123 | END SUBROUTINE iom_nf90_open |
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| 124 | |
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| 125 | |
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| 126 | SUBROUTINE iom_nf90_close( kiomid ) |
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| 127 | !!-------------------------------------------------------------------- |
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| 128 | !! *** SUBROUTINE iom_nf90_close *** |
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| 129 | !! |
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| 130 | !! ** Purpose : close an input file with NF90 |
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| 131 | !!-------------------------------------------------------------------- |
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| 132 | INTEGER, INTENT(in) :: kiomid ! iom identifier of the file to be closed |
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| 133 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 134 | !--------------------------------------------------------------------- |
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| 135 | ! |
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| 136 | clinfo = ' iom_nf90_close , file: '//TRIM(iom_file(kiomid)%name) |
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| 137 | CALL iom_nf90_check(NF90_CLOSE(iom_file(kiomid)%nfid), clinfo) |
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| 138 | ! |
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| 139 | END SUBROUTINE iom_nf90_close |
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| 140 | |
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| 141 | |
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| 142 | FUNCTION iom_nf90_varid ( kiomid, cdvar, kiv, kdimsz ) |
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| 143 | !!----------------------------------------------------------------------- |
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| 144 | !! *** FUNCTION iom_varid *** |
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| 145 | !! |
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| 146 | !! ** Purpose : get the id of a variable in a file with NF90 |
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| 147 | !!----------------------------------------------------------------------- |
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| 148 | INTEGER , INTENT(in ) :: kiomid ! file Identifier |
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| 149 | CHARACTER(len=*) , INTENT(in ) :: cdvar ! name of the variable |
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| 150 | INTEGER , INTENT(in ) :: kiv ! |
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| 151 | INTEGER, DIMENSION(:), INTENT( out), OPTIONAL :: kdimsz ! size of the dimensions |
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| 152 | ! |
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| 153 | INTEGER :: iom_nf90_varid ! iom variable Id |
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| 154 | INTEGER :: if90id ! nf90 file identifier |
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| 155 | INTEGER :: ji ! dummy loop index |
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| 156 | INTEGER :: ivarid ! NetCDF variable Id |
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| 157 | INTEGER :: i_nvd ! number of dimension of the variable |
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| 158 | INTEGER, DIMENSION(jpmax_dims) :: idimid ! dimension ids of the variable |
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| 159 | LOGICAL :: llok ! ok test |
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| 160 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 161 | !!----------------------------------------------------------------------- |
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| 162 | clinfo = ' iom_nf90_varid, file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(cdvar) |
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| 163 | iom_nf90_varid = 0 ! default definition |
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| 164 | IF( PRESENT(kdimsz) ) kdimsz(:) = 0 ! default definition |
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| 165 | if90id = iom_file(kiomid)%nfid ! get back NetCDF file id |
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| 166 | ! |
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| 167 | llok = NF90_INQ_VARID( if90id, TRIM(cdvar), ivarid ) == nf90_noerr ! does the variable exist in the file |
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| 168 | IF( llok ) THEN |
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| 169 | iom_nf90_varid = kiv |
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| 170 | iom_file(kiomid)%nvars = kiv |
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| 171 | iom_file(kiomid)%nvid(kiv) = ivarid |
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| 172 | iom_file(kiomid)%cn_var(kiv) = TRIM(cdvar) |
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| 173 | CALL iom_nf90_check(NF90_Inquire_Variable(if90id, ivarid, ndims = i_nvd), clinfo) ! number of dimensions |
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| 174 | iom_file(kiomid)%ndims(kiv) = i_nvd |
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| 175 | CALL iom_nf90_check(NF90_Inquire_Variable(if90id, ivarid, dimids = idimid(1:i_nvd)), clinfo) ! dimensions ids |
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| 176 | DO ji = 1, i_nvd ! dimensions size |
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| 177 | CALL iom_nf90_check(NF90_Inquire_Dimension(if90id, idimid(ji), len = iom_file(kiomid)%dimsz(ji,kiv)), clinfo) |
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| 178 | IF( idimid(ji) == iom_file(kiomid)%iduld ) iom_file(kiomid)%luld(kiv) = .TRUE. ! unlimited dimension? |
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| 179 | END DO |
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| 180 | !---------- Deal with scale_factor and offset |
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| 181 | llok = NF90_Inquire_attribute(if90id, ivarid, 'scale_factor') == nf90_noerr |
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| 182 | IF( llok) THEN |
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| 183 | CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, 'scale_factor', iom_file(kiomid)%scf(kiv)), clinfo) |
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| 184 | ELSE |
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| 185 | iom_file(kiomid)%scf(kiv) = 1. |
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| 186 | END IF |
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| 187 | llok = NF90_Inquire_attribute(if90id, ivarid, 'offset') == nf90_noerr |
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| 188 | IF( llok ) THEN |
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| 189 | CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, 'offset', iom_file(kiomid)%ofs(kiv)), clinfo) |
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| 190 | ELSE |
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| 191 | iom_file(kiomid)%ofs(kiv) = 0. |
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| 192 | END IF |
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| 193 | ! return the simension size |
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| 194 | IF( PRESENT(kdimsz) ) THEN |
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| 195 | IF( i_nvd == SIZE(kdimsz) ) THEN |
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| 196 | kdimsz(:) = iom_file(kiomid)%dimsz(1:i_nvd,kiv) |
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| 197 | ELSE |
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| 198 | WRITE(ctmp1,*) i_nvd, SIZE(kdimsz) |
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| 199 | CALL ctl_stop( TRIM(clinfo), 'error in kdimsz size'//TRIM(ctmp1) ) |
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| 200 | ENDIF |
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| 201 | ENDIF |
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| 202 | !!$ ELSE |
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| 203 | !!$ CALL ctl_warn( trim(clinfo), 'Variable '//trim(cdvar)// & |
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| 204 | !!$ & ' is not found in the file '//trim(iom_file(kiomid)%name) ) |
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| 205 | ENDIF |
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| 206 | ! |
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| 207 | END FUNCTION iom_nf90_varid |
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| 208 | |
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| 209 | |
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[550] | 210 | SUBROUTINE iom_nf90_g0d( kiomid, kvid, pvar ) |
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[544] | 211 | !!----------------------------------------------------------------------- |
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[550] | 212 | !! *** ROUTINE iom_nf90_g0d *** |
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[544] | 213 | !! |
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| 214 | !! ** Purpose : read a scalar with NF90 |
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| 215 | !!----------------------------------------------------------------------- |
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| 216 | INTEGER , INTENT(in ) :: kiomid ! Identifier of the file |
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| 217 | INTEGER , INTENT(in ) :: kvid ! variable id |
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| 218 | REAL(wp), INTENT( out) :: pvar ! read field |
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| 219 | ! |
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| 220 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 221 | !--------------------------------------------------------------------- |
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[550] | 222 | clinfo = 'iom_nf90_g0d , file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(iom_file(kiomid)%cn_var(kvid)) |
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[544] | 223 | CALL iom_nf90_check(NF90_GET_VAR(iom_file(kiomid)%nfid, iom_file(kiomid)%nvid(kvid), pvar), clinfo ) |
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| 224 | ! |
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[550] | 225 | END SUBROUTINE iom_nf90_g0d |
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[544] | 226 | |
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| 227 | |
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[550] | 228 | SUBROUTINE iom_nf90_g123d( kiomid, kdom, kvid, knbdim, kstart, kcount, & |
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[544] | 229 | & pv_r1d, pv_r2d, pv_r3d) |
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| 230 | !!----------------------------------------------------------------------- |
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[550] | 231 | !! *** ROUTINE iom_nf90_g123d *** |
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[544] | 232 | !! |
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| 233 | !! ** Purpose : read a 1D/2D/3D variable with NF90 |
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| 234 | !! |
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| 235 | !! ** Method : read ONE record at each CALL |
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| 236 | !!----------------------------------------------------------------------- |
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| 237 | INTEGER , INTENT(in ) :: kiomid ! iom identifier of the file |
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| 238 | INTEGER , INTENT(in ) :: kdom ! Type of domain to be read |
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| 239 | INTEGER , INTENT(in ) :: kvid ! Name of the variable |
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| 240 | INTEGER , INTENT(in ) :: knbdim ! number of dimensions of the variable |
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| 241 | INTEGER , DIMENSION(:) , INTENT(in ) :: kstart ! start position of the reading in each axis |
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| 242 | INTEGER , DIMENSION(:) , INTENT(in ) :: kcount ! number of points to be read in each axis |
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| 243 | REAL(wp), DIMENSION(:) , INTENT( out), OPTIONAL :: pv_r1d ! read field (1D case) |
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| 244 | REAL(wp), DIMENSION(:,:) , INTENT( out), OPTIONAL :: pv_r2d ! read field (2D case) |
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| 245 | REAL(wp), DIMENSION(:,:,:) , INTENT( out), OPTIONAL :: pv_r3d ! read field (3D case) |
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| 246 | ! |
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| 247 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 248 | INTEGER :: if90id ! nf90 identifier of the opened file |
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| 249 | INTEGER :: ivid ! nf90 variable id |
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| 250 | !--------------------------------------------------------------------- |
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[550] | 251 | clinfo = 'iom_nf90_g123d , file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(iom_file(kiomid)%cn_var(kvid)) |
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[544] | 252 | if90id = iom_file(kiomid)%nfid ! get back NetCDF file id |
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| 253 | ivid = iom_file(kiomid)%nvid(kvid) ! get back NetCDF var id |
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| 254 | IF( PRESENT(pv_r1d) ) THEN |
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| 255 | CALL iom_nf90_check(NF90_GET_VAR(if90id, ivid, pv_r1d(:), start=kstart(1:knbdim), count=kcount(1:knbdim)), clinfo ) |
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| 256 | ELSEIF( PRESENT(pv_r2d) ) THEN |
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| 257 | IF( kdom /= jpdom_unknown ) THEN |
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| 258 | CALL iom_nf90_check(NF90_GET_VAR(if90id, ivid, pv_r2d(nldi:nlei,nldj:nlej), & |
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| 259 | & start=kstart(1:knbdim), count=kcount(1:knbdim)), clinfo) |
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| 260 | !--- Fill the overlap areas and extra hallows (mpp) |
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| 261 | CALL lbc_lnk (pv_r2d,'Z',-999.,'no0') |
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| 262 | ELSE |
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| 263 | CALL iom_nf90_check(NF90_GET_VAR(if90id, ivid, pv_r2d(:,:), start=kstart(1:knbdim), count=kcount(1:knbdim)), clinfo) |
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| 264 | ENDIF |
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| 265 | ELSEIF( PRESENT(pv_r3d) ) THEN |
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| 266 | IF( kdom /= jpdom_unknown ) THEN |
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| 267 | CALL iom_nf90_check(NF90_GET_VAR(if90id, ivid, pv_r3d(nldi:nlei,nldj:nlej,:), & |
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| 268 | & start=kstart(1:knbdim), count=kcount (1:knbdim)), clinfo) |
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| 269 | !--- Fill the overlap areas and extra hallows (mpp) |
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| 270 | ! this if could be simplified with the new lbc_lnk that works with any size of the 3rd dimension |
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| 271 | IF( kcount(3) == jpk ) THEN |
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| 272 | CALL lbc_lnk( pv_r3d,'Z',-999.,'no0' ) |
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| 273 | ELSE ! put some arbitrary value (a call to lbc_lnk will be done later...) |
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| 274 | pv_r3d(nlei+1:jpi, : ,:) = 1. |
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| 275 | pv_r3d( : ,nlej+1:jpj,:) = 1. |
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| 276 | ENDIF |
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| 277 | ELSE |
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| 278 | CALL iom_nf90_check(NF90_GET_VAR(if90id, ivid, pv_r3d(:,:,:), & |
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| 279 | & start=kstart(1:knbdim), count=kcount (1:knbdim)), clinfo) |
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| 280 | ENDIF |
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| 281 | ENDIF |
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| 282 | ! |
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[550] | 283 | END SUBROUTINE iom_nf90_g123d |
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[544] | 284 | |
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| 285 | |
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| 286 | SUBROUTINE iom_nf90_gettime( kiomid, kvid, ptime ) |
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| 287 | !!-------------------------------------------------------------------- |
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| 288 | !! *** SUBROUTINE iom_gettime *** |
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| 289 | !! |
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| 290 | !! ** Purpose : read the time axis kvid in the file with NF90 |
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| 291 | !!-------------------------------------------------------------------- |
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| 292 | INTEGER , INTENT(in ) :: kiomid ! file Identifier |
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| 293 | INTEGER , INTENT(in ) :: kvid ! variable id |
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| 294 | REAL(wp), DIMENSION(:), INTENT( out) :: ptime ! the time axis |
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| 295 | ! |
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| 296 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 297 | !--------------------------------------------------------------------- |
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| 298 | clinfo = 'iom_nf90_gettime, file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(iom_file(kiomid)%cn_var(kvid)) |
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| 299 | CALL iom_nf90_check(NF90_GET_VAR(iom_file(kiomid)%nfid, iom_file(kiomid)%nvid(kvid), ptime(:), & |
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| 300 | & start=(/ 1 /), count=(/ iom_file(kiomid)%dimsz(1, kvid) /)), clinfo) |
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| 301 | ! |
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| 302 | END SUBROUTINE iom_nf90_gettime |
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| 303 | |
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| 304 | |
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[550] | 305 | SUBROUTINE iom_nf90_rp0123d( kt, kwrite, kiomid, cdvar , kvid , ktype, & |
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[544] | 306 | & pv_r0d, pv_r1d, pv_r2d, pv_r3d ) |
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| 307 | !!-------------------------------------------------------------------- |
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| 308 | !! *** SUBROUTINE iom_nf90_rstput *** |
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| 309 | !! |
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| 310 | !! ** Purpose : read the time axis cdvar in the file |
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| 311 | !!-------------------------------------------------------------------- |
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| 312 | INTEGER , INTENT(in) :: kt ! ocean time-step |
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| 313 | INTEGER , INTENT(in) :: kwrite ! writing time-step |
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| 314 | INTEGER , INTENT(in) :: kiomid ! Identifier of the file |
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| 315 | CHARACTER(len=*) , INTENT(in) :: cdvar ! variable name |
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| 316 | INTEGER , INTENT(in) :: kvid ! variable id |
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| 317 | INTEGER , INTENT(in), OPTIONAL :: ktype ! variable type (default R8) |
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[556] | 318 | REAL(wp) , INTENT(in), OPTIONAL :: pv_r0d ! written Od field |
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| 319 | REAL(wp), DIMENSION( jpk), INTENT(in), OPTIONAL :: pv_r1d ! written 1d field |
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| 320 | REAL(wp), DIMENSION(jpi,jpj ), INTENT(in), OPTIONAL :: pv_r2d ! written 2d field |
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| 321 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in), OPTIONAL :: pv_r3d ! written 3d field |
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[544] | 322 | ! |
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| 323 | INTEGER :: idims ! number of dimension |
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| 324 | INTEGER :: idvar ! variable id |
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| 325 | INTEGER :: jd ! dimension loop counter |
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| 326 | INTEGER :: ix1, ix2, iy1, iy2 ! subdomain indexes |
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| 327 | INTEGER, DIMENSION(4) :: idimsz ! dimensions size |
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| 328 | INTEGER, DIMENSION(4) :: idimid ! dimensions id |
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| 329 | CHARACTER(LEN=100) :: clinfo ! info character |
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| 330 | CHARACTER(LEN= 12), DIMENSION(4) :: cltmp ! temporary character |
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| 331 | INTEGER :: if90id ! nf90 file identifier |
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| 332 | INTEGER :: idmy ! dummy variable |
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| 333 | INTEGER :: itype ! variable type |
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| 334 | !--------------------------------------------------------------------- |
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| 335 | ! |
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[550] | 336 | clinfo = ' iom_nf90_rp0123d, file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(cdvar) |
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[544] | 337 | if90id = iom_file(kiomid)%nfid |
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| 338 | ! |
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| 339 | ! define dimension variables if it is not already done |
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| 340 | ! ========================== |
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| 341 | IF( iom_file(kiomid)%nvars == 0 ) THEN |
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| 342 | ! are we in define mode? |
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| 343 | IF( iom_file(kiomid)%irec /= -1 ) THEN ! trick: irec used to know if the file is in define mode or not |
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| 344 | CALL iom_nf90_check(NF90_REDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = -1 |
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| 345 | ENDIF |
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| 346 | ! define the dimension variables if it is not already done |
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| 347 | cltmp = (/ 'nav_lon ', 'nav_lat ', 'nav_lev ', 'time_counter' /) |
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| 348 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(1)), NF90_FLOAT , (/ 1, 2 /), iom_file(kiomid)%nvid(1) ), clinfo) |
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| 349 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(2)), NF90_FLOAT , (/ 1, 2 /), iom_file(kiomid)%nvid(2) ), clinfo) |
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| 350 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(3)), NF90_FLOAT , (/ 3 /), iom_file(kiomid)%nvid(3) ), clinfo) |
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| 351 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(4)), NF90_DOUBLE, (/ 4 /), iom_file(kiomid)%nvid(4) ), clinfo) |
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| 352 | ! update informations structure related the dimension variable we just added... |
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| 353 | iom_file(kiomid)%nvars = 4 |
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| 354 | iom_file(kiomid)%luld(1:4) = (/ .FALSE., .FALSE., .FALSE., .TRUE. /) |
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| 355 | iom_file(kiomid)%cn_var(1:4) = cltmp |
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| 356 | iom_file(kiomid)%ndims(1:4) = (/ 2, 2, 1, 1 /) |
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[559] | 357 | ! trick: defined to 0 to say that dimension variables are defined but not yet written |
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| 358 | iom_file(kiomid)%dimsz(1, 1) = 0 |
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[544] | 359 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' define dimension variables done' |
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| 360 | ENDIF |
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| 361 | ! define the data if it is not already done |
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| 362 | ! =============== |
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| 363 | IF( kvid <= 0 ) THEN |
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| 364 | idvar = iom_file(kiomid)%nvars + 1 |
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| 365 | ! are we in define mode? |
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| 366 | IF( iom_file(kiomid)%irec /= -1 ) THEN ! trick: irec used to know if the file is in define mode or not |
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| 367 | CALL iom_nf90_check(NF90_REDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = -1 |
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| 368 | ENDIF |
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| 369 | ! variable definition |
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| 370 | IF( PRESENT(pv_r0d) ) THEN ; idims = 0 |
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| 371 | ELSEIF( PRESENT(pv_r1d) ) THEN ; idims = 2 ; idimid(1:idims) = (/ 3,4/) |
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| 372 | ELSEIF( PRESENT(pv_r2d) ) THEN ; idims = 3 ; idimid(1:idims) = (/1,2 ,4/) |
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| 373 | ELSEIF( PRESENT(pv_r3d) ) THEN ; idims = 4 ; idimid(1:idims) = (/1,2,3,4/) |
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| 374 | ENDIF |
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| 375 | IF( PRESENT(ktype) ) THEN ! variable external type |
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| 376 | SELECT CASE (ktype) |
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| 377 | CASE (jp_r8) ; itype = NF90_DOUBLE |
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| 378 | CASE (jp_r4) ; itype = NF90_FLOAT |
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| 379 | CASE (jp_i4) ; itype = NF90_INT |
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| 380 | CASE (jp_i2) ; itype = NF90_SHORT |
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| 381 | CASE (jp_i1) ; itype = NF90_BYTE |
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| 382 | CASE DEFAULT ; CALL ctl_stop( TRIM(clinfo)//' unknown variable type' ) |
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| 383 | END SELECT |
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| 384 | ELSE |
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| 385 | itype = NF90_DOUBLE |
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| 386 | ENDIF |
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| 387 | IF( PRESENT(pv_r0d) ) THEN |
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| 388 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cdvar), itype, & |
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| 389 | & iom_file(kiomid)%nvid(idvar) ), clinfo) |
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| 390 | ELSE |
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| 391 | CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cdvar), itype, idimid(1:idims), & |
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| 392 | & iom_file(kiomid)%nvid(idvar) ), clinfo) |
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| 393 | ENDIF |
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| 394 | ! update informations structure related the new variable we want to add... |
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| 395 | iom_file(kiomid)%nvars = idvar |
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| 396 | iom_file(kiomid)%cn_var(idvar) = TRIM(cdvar) |
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| 397 | iom_file(kiomid)%scf(idvar) = 1. |
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| 398 | iom_file(kiomid)%ofs(idvar) = 0. |
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| 399 | iom_file(kiomid)%ndims(idvar) = idims |
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| 400 | IF( .NOT. PRESENT(pv_r0d) ) THEN ; iom_file(kiomid)%luld(idvar) = .TRUE. |
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| 401 | ELSE ; iom_file(kiomid)%luld(idvar) = .FALSE. |
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| 402 | ENDIF |
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| 403 | DO jd = 1, idims |
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| 404 | CALL iom_nf90_check(NF90_INQUIRE_DIMENSION( if90id, idimid(jd), len = iom_file(kiomid)%dimsz(jd,idvar) ), clinfo) |
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| 405 | END DO |
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| 406 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' defined ok' |
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| 407 | ELSE |
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| 408 | idvar = kvid |
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| 409 | ENDIF |
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| 410 | |
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| 411 | ! time step kwrite : write the variable |
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| 412 | IF( kt == kwrite ) THEN |
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| 413 | ! are we in write mode? |
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| 414 | IF( iom_file(kiomid)%irec == -1 ) THEN ! trick: irec used to know if the file is in define mode or not |
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| 415 | CALL iom_nf90_check(NF90_ENDDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = 0 |
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| 416 | ENDIF |
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| 417 | ! on what kind of domain must the data be written? |
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| 418 | IF( PRESENT(pv_r2d) .OR. PRESENT(pv_r3d) ) THEN |
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| 419 | idimsz(1:2) = iom_file(kiomid)%dimsz(1:2,idvar) |
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| 420 | IF( idimsz(1) == (nlei - nldi + 1) .AND. idimsz(2) == (nlej - nldj + 1) ) THEN |
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| 421 | ix1 = nldi ; ix2 = nlei ; iy1 = nldj ; iy2 = nlej |
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| 422 | ELSEIF( idimsz(1) == nlci .AND. idimsz(2) == nlcj ) THEN |
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| 423 | ix1 = 1 ; ix2 = nlci ; iy1 = 1 ; iy2 = nlcj |
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| 424 | ELSEIF( idimsz(1) == jpi .AND. idimsz(2) == jpj ) THEN |
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| 425 | ix1 = 1 ; ix2 = jpi ; iy1 = 1 ; iy2 = jpj |
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| 426 | ELSE |
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[550] | 427 | CALL ctl_stop( 'iom_nf90_rp0123d: should have been an impossible case...' ) |
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[544] | 428 | ENDIF |
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| 429 | |
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| 430 | ! write dimension variables if it is not already done |
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| 431 | ! ============= |
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[559] | 432 | ! trick: is defined to 0 => dimension variable are defined but not yet written |
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[544] | 433 | IF( iom_file(kiomid)%dimsz(1, 1) == 0 ) THEN |
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| 434 | CALL iom_nf90_check(NF90_INQ_VARID( if90id, 'nav_lon' , idmy ), clinfo) |
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| 435 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idmy, glamt(ix1:ix2, iy1:iy2) ), clinfo) |
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| 436 | CALL iom_nf90_check(NF90_INQ_VARID( if90id, 'nav_lat' , idmy ), clinfo) |
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| 437 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idmy, gphit(ix1:ix2, iy1:iy2) ), clinfo) |
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| 438 | CALL iom_nf90_check(NF90_INQ_VARID( if90id, 'nav_lev' , idmy ), clinfo) |
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| 439 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idmy, gdept_0 ), clinfo) |
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| 440 | ! +++ WRONG VALUE: to be improved but not really useful... |
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| 441 | CALL iom_nf90_check(NF90_INQ_VARID( if90id, 'time_counter', idmy ), clinfo) |
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| 442 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idmy, kt ), clinfo) |
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[559] | 443 | ! update the values of the variables dimensions size |
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| 444 | CALL iom_nf90_check(NF90_INQUIRE_DIMENSION( if90id, 1, len = iom_file(kiomid)%dimsz(1,1) ), clinfo) |
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| 445 | CALL iom_nf90_check(NF90_INQUIRE_DIMENSION( if90id, 2, len = iom_file(kiomid)%dimsz(2,1) ), clinfo) |
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| 446 | iom_file(kiomid)%dimsz(1:2, 2) = iom_file(kiomid)%dimsz(1:2, 1) |
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| 447 | CALL iom_nf90_check(NF90_INQUIRE_DIMENSION( if90id, 3, len = iom_file(kiomid)%dimsz(1,3) ), clinfo) |
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| 448 | iom_file(kiomid)%dimsz(1 , 4) = 1 ! unlimited dimension |
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[544] | 449 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' write dimension variables done' |
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| 450 | ENDIF |
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| 451 | ENDIF |
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| 452 | |
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| 453 | ! write the data |
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| 454 | ! ============= |
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| 455 | IF( PRESENT(pv_r0d) ) THEN |
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| 456 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idvar, pv_r0d ), clinfo) |
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| 457 | ELSEIF( PRESENT(pv_r1d) ) THEN |
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| 458 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idvar, pv_r1d( :) ), clinfo) |
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| 459 | ELSEIF( PRESENT(pv_r2d) ) THEN |
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| 460 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idvar, pv_r2d(ix1:ix2, iy1:iy2 ) ), clinfo) |
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| 461 | ELSEIF( PRESENT(pv_r3d) ) THEN |
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| 462 | CALL iom_nf90_check(NF90_PUT_VAR( if90id, idvar, pv_r3d(ix1:ix2, iy1:iy2, :) ), clinfo) |
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| 463 | ENDIF |
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| 464 | ! add 1 to the size of the temporal dimension (not really useful...) |
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| 465 | IF( iom_file(kiomid)%luld(idvar) ) iom_file(kiomid)%dimsz(iom_file(kiomid)%ndims(idvar), idvar) & |
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| 466 | & = iom_file(kiomid)%dimsz(iom_file(kiomid)%ndims(idvar), idvar) + 1 |
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| 467 | IF(lwp) WRITE(numout,*) TRIM(clinfo)//' written ok' |
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| 468 | ENDIF |
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| 469 | ! |
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[550] | 470 | END SUBROUTINE iom_nf90_rp0123d |
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[544] | 471 | |
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| 472 | |
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| 473 | SUBROUTINE iom_nf90_check( kstatus, cdinfo ) |
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| 474 | !!-------------------------------------------------------------------- |
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| 475 | !! *** SUBROUTINE iom_nf90_check *** |
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| 476 | !! |
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| 477 | !! ** Purpose : check nf90 errors |
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| 478 | !!-------------------------------------------------------------------- |
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| 479 | INTEGER, INTENT(in) :: kstatus |
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| 480 | CHARACTER(LEN=*), INTENT(in) :: cdinfo |
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| 481 | !--------------------------------------------------------------------- |
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| 482 | IF(kstatus /= nf90_noerr) CALL ctl_stop( 'iom_nf90_check : '//TRIM(nf90_strerror(kstatus)), TRIM(cdinfo) ) |
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| 483 | END SUBROUTINE iom_nf90_check |
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| 484 | |
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| 485 | |
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| 486 | !!====================================================================== |
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| 487 | END MODULE iom_nf90 |
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