[10383] | 1 | ! |
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| 2 | !************************************************************************ |
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| 3 | ! Fortran 95 OPA Nesting tools * |
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| 4 | ! * |
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| 5 | ! Copyright (C) 2005 Florian Lemari�(Florian.Lemarie@imag.fr) * |
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| 6 | ! * |
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| 7 | !************************************************************************ |
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| 8 | ! |
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| 9 | PROGRAM create_rstrt_ice |
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| 10 | ! |
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| 11 | USE NETCDF |
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| 12 | USE bilinear_interp |
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| 13 | USE bicubic_interp |
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| 14 | USE agrif_readwrite |
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| 15 | USE io_netcdf |
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| 16 | USE agrif_extrapolation |
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| 17 | USE agrif_interpolation |
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| 18 | USE agrif_partial_steps |
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| 19 | USE agrif_connect_topo |
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| 20 | ! |
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| 21 | IMPLICIT NONE |
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| 22 | ! |
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| 23 | !************************************************************************ |
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| 24 | ! * |
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| 25 | ! PROGRAM CREATE_RSTRT_ICE * |
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| 26 | ! * |
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| 27 | ! program to interpolate parent grid restart file to child grid * |
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| 28 | ! * |
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| 29 | ! * |
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| 30 | !Interpolation is carried out using bilinear interpolation * |
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| 31 | !routine from SCRIP package * |
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| 32 | ! * |
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| 33 | !http://climate.lanl.gov/Software/SCRIP/ * |
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| 34 | !************************************************************************ |
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| 35 | ! |
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| 36 | ! variables declaration |
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| 37 | ! |
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| 38 | CHARACTER*20,DIMENSION(:),POINTER :: Ncdf_varname => NULL() |
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| 39 | CHARACTER*20 :: vert_coord_name |
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| 40 | CHARACTER*1 :: posvar |
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| 41 | CHARACTER*100 :: Child_file,Childcoordinates,varname,Child_Bathy_Level,Child_Bathy_Meter |
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| 42 | REAL*8, POINTER, DIMENSION(:,:,:) :: tabvar00, tabvar3d,tabinterp3d,mask => NULL() |
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| 43 | REAL*8, POINTER, DIMENSION(:,:,:,:) :: tabinterp4d,tabvar0,tabvar1,tabvar2,tabvar3 => NULL() |
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| 44 | REAL*8, POINTER, DIMENSION(:) :: tabtemp1D,nav_lev => NULL() |
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| 45 | INTEGER, POINTER, DIMENSION(:) :: tabtemp1DInt => NULL() |
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| 46 | REAL*8, POINTER, DIMENSION(:,:) :: tabtemp2D,zwf => NULL() |
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| 47 | REAL*8, POINTER, DIMENSION(:,:) :: e1f,e2f,e1v,e2v,e1u,e2u,e1t,e2t => NULL() |
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| 48 | REAL*8, POINTER, DIMENSION(:,:,:,:) :: tabtemp4D => NULL() |
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| 49 | INTEGER,DIMENSION(:),POINTER :: src_add,dst_add => NULL() |
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| 50 | REAL*8,DIMENSION(:,:),POINTER :: matrix => NULL() |
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| 51 | LOGICAL,DIMENSION(:,:),POINTER :: masksrc => NULL() |
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| 52 | LOGICAL, DIMENSION(:,:,:), POINTER :: detected_pts |
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| 53 | LOGICAL :: Interpolation,Extrapolation,Pacifique |
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| 54 | INTEGER :: narg,iargc,ncid,x,y,z |
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| 55 | INTEGER :: ji,jl,status,varid,numdims |
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| 56 | CHARACTER(len=20),DIMENSION(4) :: dimnames |
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| 57 | CHARACTER(len=80) :: namelistname |
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| 58 | TYPE(Coordinates) :: G0,G1 |
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| 59 | INTEGER :: jpl,jpiglo,jpjglo |
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| 60 | REAL*8 :: tabtemp0dreal |
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| 61 | INTEGER :: tabtemp0dint |
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| 62 | |
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| 63 | LOGICAL, PARAMETER :: conservation = .FALSE. |
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| 64 | ! |
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| 65 | narg = iargc() |
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| 66 | IF (narg == 0) THEN |
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| 67 | namelistname = 'namelist.input' |
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| 68 | ELSE |
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| 69 | CALL getarg(1,namelistname) |
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| 70 | ENDIF |
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| 71 | ! |
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| 72 | ! read input file |
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| 73 | ! |
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| 74 | CALL read_namelist(namelistname) |
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| 75 | ! |
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| 76 | IF(TRIM(restart_ice_file) == '') THEN |
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| 77 | WRITE(*,*) 'no ice restart file specified in ',TRIM(namelistname) |
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| 78 | STOP |
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| 79 | ENDIF |
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| 80 | |
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| 81 | |
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| 82 | ! |
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| 83 | WRITE(*,*) '' |
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| 84 | WRITE(*,*) 'Interpolation of restart file : ',TRIM(restart_ice_file) |
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| 85 | WRITE(*,*) '' |
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| 86 | ! |
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| 87 | CALL Read_Ncdf_VarName(restart_ice_file,Ncdf_varname) |
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| 88 | ! |
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| 89 | CALL set_child_name(parent_coordinate_file,Childcoordinates) |
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| 90 | IF( TRIM(parent_bathy_level) /= '' ) CALL set_child_name(parent_bathy_level,Child_Bathy_Level) |
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| 91 | IF( TRIM(parent_bathy_meter) /= '' ) CALL set_child_name(parent_bathy_meter,Child_Bathy_Meter) |
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| 92 | ! |
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| 93 | ! create this file |
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| 94 | ! |
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| 95 | CALL set_child_name(restart_ice_file,Child_file) |
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| 96 | status = nf90_create(Child_file,NF90_WRITE,ncid) |
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| 97 | status = nf90_close(ncid) |
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| 98 | WRITE(*,*) 'Child grid restart file name = ',TRIM(Child_file) |
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| 99 | WRITE(*,*) '' |
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| 100 | ! |
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| 101 | ! read dimensions in parent restart file |
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| 102 | ! |
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| 103 | CALL Read_Ncdf_dim('x',restart_ice_file,x) |
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| 104 | CALL Read_Ncdf_dim('y',restart_ice_file,y) |
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| 105 | CALL Read_Ncdf_dim('numcat',restart_ice_file,z) |
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| 106 | |
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| 107 | ! |
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| 108 | ! mask initialization for extrapolation and interpolation |
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| 109 | ! |
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| 110 | WRITE(*,*) 'mask initialisation on coarse and fine grids' |
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| 111 | ! |
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| 112 | status = Read_Local_Coordinates(parent_coordinate_file,G0,(/jpizoom,jpjzoom/),(/x,y/)) |
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| 113 | status = Read_Coordinates(Childcoordinates,G1,Pacifique) |
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| 114 | ! |
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| 115 | !longitude modification if child domain covers Pacific ocean area |
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| 116 | ! |
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| 117 | IF( Pacifique ) THEN |
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| 118 | WHERE( G0%nav_lon < 0 ) |
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| 119 | G0%nav_lon = G0%nav_lon + 360. |
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| 120 | END WHERE |
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| 121 | WHERE( G1%nav_lon < 0 ) |
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| 122 | G1%nav_lon = G1%nav_lon + 360. |
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| 123 | END WHERE |
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| 124 | ENDIF |
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| 125 | ! |
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| 126 | ! one needs bathy_level |
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| 127 | IF( TRIM(parent_bathy_level) /= '' ) THEN |
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| 128 | status = Read_bathy_level(TRIM(parent_bathy_level),G0) |
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| 129 | status = Read_bathy_level(TRIM(child_bathy_level),G1) |
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| 130 | ELSE |
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| 131 | status = read_bathy_meter(TRIM(parent_bathy_meter),G0) |
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| 132 | status = read_bathy_meter(TRIM(child_bathy_meter),G1) |
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| 133 | CALL meter_to_levels(G0) |
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| 134 | CALL meter_to_levels(G1) |
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| 135 | ENDIF |
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| 136 | ! get masks |
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| 137 | CALL Init_mask(parent_bathy_level,G0,x,y) |
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| 138 | CALL Init_mask(child_bathy_level,G1,nxfin,nyfin) |
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| 139 | |
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| 140 | ! |
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| 141 | ! write dimensions in output file |
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| 142 | WRITE(*,*) 'write dimensions' |
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| 143 | ! |
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| 144 | CALL Write_Ncdf_dim('x',Child_file,nxfin) |
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| 145 | CALL Write_Ncdf_dim('y',Child_file,nyfin) |
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| 146 | CALL Write_Ncdf_dim('numcat',Child_file,z) |
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| 147 | CALL Write_Ncdf_dim('time_counter',Child_file,0) |
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| 148 | ! |
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| 149 | ! |
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| 150 | DO ji = 1,SIZE(Ncdf_varname) |
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| 151 | ! |
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| 152 | ! loop on variables names |
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| 153 | varname = TRIM(Ncdf_varname(ji)) |
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| 154 | ! |
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| 155 | WRITE(*,*) 'var = ',TRIM(varname) |
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| 156 | ! |
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| 157 | SELECT CASE (varname) |
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| 158 | ! |
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| 159 | !copy nav_lon from child coordinates to output file |
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| 160 | ! |
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| 161 | CASE('nav_lon') |
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| 162 | CALL Read_Ncdf_var(varname,TRIM(Childcoordinates),tabtemp2D) |
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| 163 | CALL Write_Ncdf_var(varname,(/'x','y'/),Child_file,tabtemp2D,'float') |
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| 164 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file, MINVAL(tabtemp2D),MAXVAL(tabtemp2D)) |
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| 165 | DEALLOCATE(tabtemp2D) |
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| 166 | Interpolation = .FALSE. |
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| 167 | ! |
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| 168 | !copy nav_lat from child coordinates to output file |
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| 169 | ! |
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| 170 | CASE('nav_lat') |
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| 171 | CALL Read_Ncdf_var(varname,TRIM(Childcoordinates),tabtemp2D) |
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| 172 | CALL Write_Ncdf_var(varname,(/'x','y'/),Child_file,tabtemp2D,'float') |
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| 173 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file,MINVAL(tabtemp2D),MAXVAL(tabtemp2D)) |
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| 174 | DEALLOCATE(tabtemp2D) |
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| 175 | Interpolation = .FALSE. |
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| 176 | ! |
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| 177 | !copy numcat from restart_ice_file to output file |
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| 178 | ! |
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| 179 | CASE('numcat') |
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| 180 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),nav_lev) |
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| 181 | CALL Write_Ncdf_var(varname,varname,Child_file,nav_lev,'float') |
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| 182 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file) |
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| 183 | Interpolation = .FALSE. |
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| 184 | ! |
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| 185 | !copy time from restart_ice_file to output file |
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| 186 | ! |
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| 187 | CASE('time_counter') |
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| 188 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabtemp1D) |
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| 189 | tabtemp1D = tabtemp1D * rhot |
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| 190 | CALL Write_Ncdf_var(varname,'time_counter',Child_file,tabtemp1D,'double') |
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| 191 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file) |
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| 192 | DEALLOCATE(tabtemp1D) |
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| 193 | Interpolation = .FALSE. |
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| 194 | ! |
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| 195 | !copy info from restart_ice_file to output file |
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| 196 | ! |
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| 197 | CASE('kt_ice') |
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| 198 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabtemp0dreal) |
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| 199 | tabtemp0dreal = tabtemp0dreal * rhot |
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| 200 | CALL Write_Ncdf_var(varname,Child_file,tabtemp0dreal,'double') |
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| 201 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file) |
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| 202 | Interpolation = .FALSE. |
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| 203 | ! |
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| 204 | CASE('nn_fsbc') |
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| 205 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabtemp0dreal) |
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| 206 | CALL Write_Ncdf_var(varname,Child_file,tabtemp0dreal,'double') |
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| 207 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file) |
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| 208 | Interpolation = .FALSE. |
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| 209 | ! |
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| 210 | CASE('frc_voltop','frc_volbot','frc_temtop','frc_tembot') |
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| 211 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabtemp0dreal) |
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| 212 | CALL Write_Ncdf_var(varname,Child_file,tabtemp0dreal,'double') |
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| 213 | CALL Copy_Ncdf_att(varname,TRIM(restart_ice_file),Child_file) |
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| 214 | Interpolation = .FALSE. |
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| 215 | ! |
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| 216 | CASE('u_ice') |
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| 217 | vert_coord_name = '1' |
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| 218 | posvar='U' |
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| 219 | Interpolation = .TRUE. |
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| 220 | |
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| 221 | CASE('v_ice') |
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| 222 | vert_coord_name = '1' |
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| 223 | posvar='V' |
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| 224 | Interpolation = .TRUE. |
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| 225 | |
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| 226 | CASE('stress12_i') |
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| 227 | vert_coord_name = '1' |
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| 228 | posvar='F' |
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| 229 | Interpolation = .TRUE. |
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| 230 | |
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| 231 | CASE DEFAULT |
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| 232 | IF( Get_NbDims(TRIM(Ncdf_varname(ji)),TRIM(restart_ice_file)) == 4 ) THEN |
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| 233 | vert_coord_name = 'numcat' |
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| 234 | ELSEIF( Get_NbDims(TRIM(Ncdf_varname(ji)),TRIM(restart_ice_file)) == 3 ) THEN |
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| 235 | vert_coord_name = '1' |
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| 236 | ENDIF |
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| 237 | posvar='T' |
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| 238 | Interpolation = .TRUE. |
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| 239 | ! |
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| 240 | END SELECT |
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| 241 | |
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| 242 | IF( Interpolation ) THEN |
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| 243 | ! |
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| 244 | ! |
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| 245 | IF( vert_coord_name == '1' ) THEN |
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| 246 | jpl = 1 |
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| 247 | ELSE |
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| 248 | jpl = z |
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| 249 | ENDIF |
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| 250 | ! |
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| 251 | ALLOCATE(detected_pts(SIZE(G0%tmask,1),SIZE(G0%tmask,2),jpl)) |
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| 252 | ALLOCATE(tabvar00(x,y,1)) |
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| 253 | ALLOCATE(tabvar0(x,y,jpl,1)) |
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| 254 | ALLOCATE(tabvar1(x,y,1,1)) |
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| 255 | ALLOCATE(tabvar2(x,y,1,1)) |
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| 256 | ALLOCATE(tabvar3(x,y,1,1)) |
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| 257 | ALLOCATE(masksrc(x,y)) |
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| 258 | ALLOCATE(tabinterp4d(nxfin,nyfin,jpl,1)) |
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| 259 | |
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| 260 | IF( vert_coord_name == '1' ) THEN |
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| 261 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabvar00) |
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| 262 | ELSE |
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| 263 | CALL Read_Ncdf_var(varname,TRIM(restart_ice_file),tabvar0) |
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| 264 | ENDIF |
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| 265 | |
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| 266 | DO jl = 1, jpl |
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| 267 | ! |
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| 268 | WRITE(*,*) 'interpolate/extrapolate for category = ',jl |
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| 269 | ! |
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| 270 | IF( vert_coord_name == '1' ) THEN |
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| 271 | tabvar1(:,:,1,1) = tabvar00(:,:,1) |
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| 272 | tabvar2(:,:,1,1) = tabvar00(:,:,1) |
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| 273 | tabvar3(:,:,1,1) = tabvar00(:,:,1) |
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| 274 | ELSE |
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| 275 | tabvar1(:,:,1,1) = tabvar0(:,:,jl,1) |
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| 276 | tabvar2(:,:,1,1) = tabvar0(:,:,jl,1) |
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| 277 | tabvar3(:,:,1,1) = tabvar0(:,:,jl,1) |
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| 278 | ENDIF |
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| 279 | ! |
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| 280 | CALL extrap_detect(G0,G1,detected_pts(:,:,jl),1,posvar) |
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| 281 | CALL correct_field(detected_pts(:,:,jl),tabvar1,tabvar2,tabvar3,G0,nav_lev,masksrc,1,posvar) !clem: nav_lev is useless here |
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| 282 | |
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| 283 | SELECT CASE(TRIM(interp_type)) |
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| 284 | CASE('bilinear') |
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| 285 | CALL get_remap_matrix(G0%nav_lat,G1%nav_lat,G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
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| 286 | CALL make_remap(tabvar1(:,:,1,1),tabinterp4d(:,:,jl,1),nxfin,nyfin,matrix,src_add,dst_add) |
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| 287 | CASE('bicubic') |
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| 288 | CALL get_remap_bicub(G0%nav_lat,G1%nav_lat,G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
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| 289 | CALL make_bicubic_remap(tabvar1(:,:,1,1),masksrc,tabinterp4d(:,:,jl,1),nxfin,nyfin,matrix,src_add,dst_add) |
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| 290 | END SELECT |
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| 291 | ! |
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| 292 | IF( conservation ) THEN ! clem: currently this does not work (and is only coded for T) |
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| 293 | SELECT CASE (posvar) |
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| 294 | CASE( 'T' ) |
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| 295 | CALL Correctforconservation(tabvar1(:,:,1,1),tabinterp4d(:,:,jl,1), & |
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| 296 | & G0%e1t,G0%e2t,G1%e1t,G1%e2t,nxfin,nyfin,posvar,imin-jpizoom+1,jmin-jpjzoom+1) |
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| 297 | CASE( 'U' ) |
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| 298 | CALL Correctforconservation(tabvar1(:,:,1,1),tabinterp4d(:,:,jl,1), & |
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| 299 | & G0%e1u,G0%e2u,G1%e1u,G1%e2u,nxfin,nyfin,posvar,imin-jpizoom+1,jmin-jpjzoom+1) |
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| 300 | CASE( 'V' ) |
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| 301 | CALL Correctforconservation(tabvar1(:,:,1,1),tabinterp4d(:,:,jl,1), & |
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| 302 | & G0%e1v,G0%e2v,G1%e1v,G1%e2v,nxfin,nyfin,posvar,imin-jpizoom+1,jmin-jpjzoom+1) |
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| 303 | CASE( 'F' ) |
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| 304 | CALL Correctforconservation(tabvar1(:,:,1,1),tabinterp4d(:,:,jl,1), & |
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| 305 | & G0%e1f,G0%e2f,G1%e1f,G1%e2f,nxfin,nyfin,posvar,imin-jpizoom+1,jmin-jpjzoom+1) |
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| 306 | END SELECT |
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| 307 | ENDIF |
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| 308 | tabinterp4d(:,:,jl,1) = tabinterp4d(:,:,jl,1) * G1%tmask(:,:,1) |
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| 309 | |
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| 310 | IF(ASSOCIATED(matrix)) DEALLOCATE(matrix,src_add,dst_add) |
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| 311 | |
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| 312 | ENDDO |
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| 313 | |
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| 314 | dimnames(1)='x' |
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| 315 | dimnames(2)='y' |
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| 316 | IF( vert_coord_name == '1' ) THEN |
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| 317 | dimnames(3)='time_counter' |
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| 318 | |
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| 319 | ALLOCATE(tabvar3d(SIZE(tabinterp4d,1),SIZE(tabinterp4d,2),SIZE(tabinterp4d,3))) |
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| 320 | tabvar3d=tabinterp4d(:,:,:,1) |
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| 321 | CALL Write_Ncdf_var(varname,dimnames,Child_file,tabvar3d,'double') |
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| 322 | DEALLOCATE(tabvar3d) |
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| 323 | ELSE |
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| 324 | dimnames(3)='numcat' |
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| 325 | dimnames(4)='time_counter' |
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| 326 | |
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| 327 | CALL Write_Ncdf_var(TRIM(varname),dimnames,Child_file,tabinterp4d,'double') |
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| 328 | ENDIF |
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| 329 | ! |
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| 330 | CALL Copy_Ncdf_att(TRIM(varname),TRIM(restart_ice_file),Child_file) |
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| 331 | |
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| 332 | DEALLOCATE(detected_pts) |
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| 333 | DEALLOCATE(tabinterp4d) |
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| 334 | DEALLOCATE(tabvar00, tabvar0, tabvar1,tabvar2,tabvar3) |
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| 335 | DEALLOCATE(masksrc) |
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| 336 | |
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| 337 | ENDIF |
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| 338 | END DO |
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| 339 | ! |
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| 340 | WRITE(*,*) ' ' |
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| 341 | WRITE(*,*) '******* restart file successfully created *******' |
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| 342 | WRITE(*,*) ' ' |
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| 343 | ! |
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| 344 | STOP |
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| 345 | END PROGRAM create_rstrt_ice |
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| 346 | |
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| 347 | |
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