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mnc_var.F
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mnc_var.F
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C $Header: /u/gcmpack/MITgcm/pkg/mnc/mnc_var.F,v 1.26 2011/08/01 16:00:17 jahn Exp $
C $Name: $
#include "MNC_OPTIONS.h"
C-- File mnc_var.F: Handle NetCDF variables (definition,description & writing)
C-- Contents
C-- o MNC_VAR_INIT_DBL
C-- o MNC_VAR_INIT_REAL
C-- o MNC_VAR_INIT_INT
C-- o MNC_VAR_INIT_ANY
C-- o MNC_VAR_ADD_ATTR_STR
C-- o MNC_VAR_ADD_ATTR_DBL
C-- o MNC_VAR_ADD_ATTR_REAL
C-- o MNC_VAR_ADD_ATTR_INT
C-- o MNC_VAR_ADD_ATTR_ANY
C-- o MNC_VAR_WRITE_DBL
C-- o MNC_VAR_WRITE_REAL
C-- o MNC_VAR_WRITE_INT
C-- o MNC_VAR_APPEND_DBL
C-- o MNC_VAR_APPEND_REAL
C-- o MNC_VAR_APPEND_INT
C-- o MNC_VAR_WRITE_ANY
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_INIT_DBL
C !INTERFACE:
SUBROUTINE MNC_VAR_INIT_DBL(
I fname,
I gname,
I vname,
I irv,
I myThid )
C !DESCRIPTION:
C Create a double-precision real variable within a NetCDF file context.
C !USES:
IMPLICIT NONE
#include "netcdf.inc"
C !INPUT PARAMETERS:
CHARACTER*(*) fname,gname,vname
INTEGER irv,myThid
CEOP
CALL MNC_VAR_INIT_ANY( fname,gname,vname, NF_DOUBLE, irv,myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_INIT_REAL
C !INTERFACE:
SUBROUTINE MNC_VAR_INIT_REAL(
I fname,
I gname,
I vname,
I irv,
I myThid )
C !DESCRIPTION:
C Create a single-precision real variable within a NetCDF file context.
C !USES:
IMPLICIT NONE
#include "netcdf.inc"
C !INPUT PARAMETERS:
CHARACTER*(*) fname,gname,vname
INTEGER irv,myThid
CEOP
CALL MNC_VAR_INIT_ANY( fname,gname,vname, NF_FLOAT, irv,myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_INIT_INT
C !INTERFACE:
SUBROUTINE MNC_VAR_INIT_INT(
I fname,
I gname,
I vname,
I irv,
I myThid )
C !DESCRIPTION:
C Create an integer variable within a NetCDF file context.
C !USES:
IMPLICIT NONE
#include "netcdf.inc"
C !INPUT PARAMETERS:
CHARACTER*(*) fname,gname,vname
INTEGER irv,myThid
CEOP
CALL MNC_VAR_INIT_ANY( fname,gname,vname, NF_INT, irv,myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_INIT_ANY
C !INTERFACE:
SUBROUTINE MNC_VAR_INIT_ANY(
I fname,
I gname,
I vname,
I vtype,
I irv,
I myThid )
C !DESCRIPTION:
C General function for creating variables within a NetCDF file context.
C !USES:
IMPLICIT NONE
#include "MNC_COMMON.h"
#include "EEPARAMS.h"
#include "netcdf.inc"
C !INPUT PARAMETERS:
CHARACTER*(*) fname,gname,vname
INTEGER vtype
INTEGER irv,myThid
CEOP
C Functions
INTEGER ILNBLNK
EXTERNAL ILNBLNK
C !LOCAL VARIABLES:
INTEGER i,j,k, n, nf, indf,indv, fid, nd, ngrid, is,ie, err
INTEGER vid, nv, ind_g_finfo, needed, nvar
CHARACTER*(MAX_LEN_MBUF) msgBuf
INTEGER ids(20)
INTEGER lenf,leng,lenv
C Strip trailing spaces
lenf = ILNBLNK(fname)
leng = ILNBLNK(gname)
lenv = ILNBLNK(vname)
C Check that the file is open
CALL MNC_GET_IND(MNC_MAX_FID, fname, mnc_f_names, indf, myThid)
IF (indf .LT. 1) THEN
nf = ILNBLNK( fname )
WRITE(msgBuf,'(3A)') 'MNC ERROR: file ''', fname(1:nf),
& ''' must be opened first'
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_INIT_ANY'
ENDIF
fid = mnc_f_info(indf,2)
C Check for sufficient storage space in mnc_fv_ids
needed = 1 + 3*(mnc_fv_ids(indf,1) + 1)
IF (needed .GE. MNC_MAX_INFO) THEN
WRITE(msgBuf,'(2A,I7,A)') 'MNC ERROR: MNC_MAX_INFO exceeded',
& ': please increase it to ', 2*MNC_MAX_INFO,
& ' in the file ''pkg/mnc/MNC_SIZE.h'''
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_INIT_ANY'
ENDIF
C Get the grid information
ngrid = mnc_f_info(indf,3)
IF (ngrid .LT. 1) THEN
WRITE(msgBuf,'(3A)') 'MNC ERROR: file ''', fname(1:lenf),
& ''' contains NO grids'
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_INIT_ANY'
ENDIF
DO i = 1,ngrid
j = 4 + (i-1)*3
k = mnc_f_info(indf,j)
n = ILNBLNK(mnc_g_names(k))
IF ((leng .EQ. n)
& .AND. (mnc_g_names(k)(1:n) .EQ. gname(1:n))) THEN
ind_g_finfo = j
is = mnc_f_info(indf,(j+1))
ie = mnc_f_info(indf,(j+2))
nd = 0
DO k = is,ie
nd = nd + 1
ids(nd) = mnc_d_ids(mnc_fd_ind(indf,k))
ENDDO
GOTO 10
ENDIF
ENDDO
WRITE(msgBuf,'(5A)') 'MNC ERROR: file ''', fname(1:lenf),
& ''' does not contain grid ''', gname(1:leng), ''''
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_INIT_ANY'
10 CONTINUE
C Check if the variable is already defined
nvar = mnc_fv_ids(indf,1)
DO i = 1,nvar
j = 2 + 3*(i-1)
IF (mnc_v_names(mnc_fv_ids(indf,j)) .EQ. vname) THEN
k = mnc_f_info(indf,mnc_fv_ids(indf,j+2))
IF (mnc_g_names(k) .NE. gname) THEN
WRITE(msgBuf,'(5A)') 'MNC ERROR: variable ''',
& vname(1:lenv), ''' is already defined in file ''',
& fname(1:lenf), ''' but using a different grid shape'
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_INIT_ANY'
ELSE
C Its OK, the variable and grid names are the same
irv = 0
RETURN
ENDIF
ENDIF
ENDDO
irv = 1
C Add the variable definition
CALL MNC_FILE_REDEF(fname, myThid)
err = NF_DEF_VAR(fid, vname, vtype, nd, ids, vid)
IF ( err .NE. NF_NOERR ) THEN
WRITE(msgBuf,'(2A)') 'ERROR: MNC will not ',
& 'overwrite variables in existing NetCDF'
CALL PRINT_ERROR( msgBuf, myThid )
WRITE(msgBuf,'(2A)') ' files. Please',
& ' make sure that you are not trying to'
CALL PRINT_ERROR( msgBuf, myThid )
WRITE(msgBuf,'(2A)') ' overwrite output',
& 'files from a previous model run!'
CALL PRINT_ERROR( msgBuf, myThid )
WRITE(msgBuf,'(5A)') 'defining variable ''', vname(1:lenv),
& ''' in file ''', fname(1:lenf), ''''
CALL MNC_HANDLE_ERR(err, msgBuf, myThid)
ENDIF
C Success, so save the variable info
CALL MNC_GET_NEXT_EMPTY_IND(MNC_MAX_ID,mnc_v_names,'mnc_v_names',
& indv, myThid)
mnc_v_names(indv)(1:lenv) = vname(1:lenv)
nv = mnc_fv_ids(indf,1)
i = 2 + nv*3
mnc_fv_ids(indf,i) = indv
mnc_fv_ids(indf,i+1) = vid
mnc_fv_ids(indf,i+2) = ind_g_finfo
mnc_fv_ids(indf,1) = nv + 1
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_ADD_ATTR_STR
C !INTERFACE:
SUBROUTINE MNC_VAR_ADD_ATTR_STR(
I fname,
I vname,
I atname,
I sval,
I myThid )
C !DESCRIPTION:
C Subroutine for adding a character string attribute to a NetCDF file.
C !USES:
IMPLICIT NONE
C !INPUT PARAMETERS:
CHARACTER*(*) fname,vname,atname,sval
INTEGER myThid
CEOP
real*8 dZero(1)
real*4 sZero(1)
INTEGER iZero(1)
dZero(1) = 0.0D0
sZero(1) = 0.0
iZero(1) = 0
CALL MNC_VAR_ADD_ATTR_ANY( fname,vname,atname,
& 1, sval, 0, dZero, sZero, iZero, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_ADD_ATTR_DBL
C !INTERFACE:
SUBROUTINE MNC_VAR_ADD_ATTR_DBL(
I fname,
I vname,
I atname,
I nv,
I dval,
I myThid )
C !DESCRIPTION:
C Subroutine for adding a double-precision real attribute to a NetCDF file.
C !USES:
IMPLICIT NONE
C !INPUT PARAMETERS:
CHARACTER*(*) fname,vname,atname
INTEGER nv
Real*8 dval(*)
INTEGER myThid
CEOP
real*4 sZero(1)
INTEGER iZero(1)
sZero(1) = 0.0
iZero(1) = 0
CALL MNC_VAR_ADD_ATTR_ANY( fname,vname,atname,
& 2, ' ', nv, dval, sZero, iZero, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_ADD_ATTR_REAL
C !INTERFACE:
SUBROUTINE MNC_VAR_ADD_ATTR_REAL(
I fname,
I vname,
I atname,
I nv,
I rval,
I myThid )
C !DESCRIPTION:
C Subroutine for adding a single-precision real attribute to a NetCDF file.
C !USES:
IMPLICIT NONE
C !INPUT PARAMETERS:
CHARACTER*(*) fname,vname,atname
INTEGER nv
Real*4 rval(*)
INTEGER myThid
CEOP
real*8 dZero(1)
INTEGER iZero(1)
dZero(1) = 0.0D0
iZero(1) = 0
CALL MNC_VAR_ADD_ATTR_ANY( fname,vname,atname,
& 3, ' ', nv, dZero, rval, iZero, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_ADD_ATTR_INT
C !INTERFACE:
SUBROUTINE MNC_VAR_ADD_ATTR_INT(
I fname,
I vname,
I atname,
I nv,
I ival,
I myThid )
C !DESCRIPTION:
C Subroutine for adding an integer attribute to a NetCDF file.
C !USES:
IMPLICIT NONE
C !INPUT PARAMETERS:
CHARACTER*(*) fname,vname,atname
INTEGER nv
INTEGER ival(*)
INTEGER myThid
CEOP
real*8 dZero(1)
real*4 sZero(1)
dZero(1) = 0.0D0
sZero(1) = 0.0
CALL MNC_VAR_ADD_ATTR_ANY( fname,vname,atname,
& 4, ' ', nv, dZero, sZero, ival, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 1
C !ROUTINE: MNC_VAR_ADD_ATTR_ANY
C !INTERFACE:
SUBROUTINE MNC_VAR_ADD_ATTR_ANY(
I fname,
I vname,
I atname,
I atype, cs,len,dv,rv,iv,
I myThid )
C !DESCRIPTION:
C General SUBROUTINE for adding attributes to a NetCDF file.
C !USES:
IMPLICIT NONE
#include "MNC_COMMON.h"
#include "EEPARAMS.h"
#include "netcdf.inc"
C !INPUT PARAMETERS:
CHARACTER*(*) fname,vname,atname
INTEGER atype
CHARACTER*(*) cs
INTEGER len
Real*8 dv(*)
Real*4 rv(*)
INTEGER iv(*)
INTEGER myThid
CEOP
C Functions
INTEGER ILNBLNK
EXTERNAL ILNBLNK
C !LOCAL VARIABLES:
INTEGER n, indf,ind_fv_ids, fid,vid, err
CHARACTER*(MAX_LEN_MBUF) msgBuf
INTEGER lenf,lenv,lenat,lens
C Strip trailing spaces
lenf = ILNBLNK(fname)
lenv = ILNBLNK(vname)
lenat = ILNBLNK(atname)
lens = ILNBLNK(cs)
CALL MNC_GET_FVINDS(fname, vname, indf, ind_fv_ids, myThid)
IF ((indf .LT. 1).OR.(ind_fv_ids .LT. 1)) THEN
WRITE(msgBuf,'(5A)') 'MNC ERROR: file ''', fname(1:lenf),
& ''' is not open or does not contain variable ''',
& vname(1:lenv), ''''
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_ADD_ATTR_STR'
ENDIF
fid = mnc_f_info(indf,2)
vid = mnc_fv_ids(indf,(ind_fv_ids+1))
C Set the attribute
CALL MNC_FILE_REDEF(fname, myThid)
IF (atype .EQ. 1) THEN
err = NF_PUT_ATT_TEXT(fid, vid, atname, lens, cs)
ELSEIF (atype .EQ. 2) THEN
err = NF_PUT_ATT_DOUBLE(fid, vid, atname, NF_DOUBLE, len, dv)
ELSEIF (atype .EQ. 3) THEN
err = NF_PUT_ATT_REAL(fid, vid, atname, NF_FLOAT, len, rv)
ELSEIF (atype .EQ. 4) THEN
err = NF_PUT_ATT_INT(fid, vid, atname, NF_INT, len, iv)
ELSE
WRITE(msgBuf,'(A,I10,A)') 'MNC ERROR: atype = ''', atype,
& ''' is invalid--must be: [1-4]'
n = ILNBLNK(msgBuf)
CALL print_error(msgBuf(1:n), myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_ADD_ATTR_ANY'
ENDIF
WRITE(msgBuf,'(5A)') 'adding attribute ''', atname(1:lenat),
& ''' to file ''', fname(1:lenf), ''''
CALL MNC_HANDLE_ERR(err, msgBuf, myThid)
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_WRITE_DBL(
I fname,
I vname,
I var,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
Real*8 var(*)
INTEGER myThid
C Local Variables
Real*4 dummyR4(1)
INTEGER dummyI (1)
DATA dummyR4 / 0. /
DATA dummyI / 0 /
CALL MNC_VAR_WRITE_ANY( fname, vname, 1, 0,
& var, dummyR4, dummyI, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_WRITE_REAL(
I fname,
I vname,
I var,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
Real*4 var(*)
INTEGER myThid
C Local Variables
Real*8 dummyR8(1)
INTEGER dummyI (1)
DATA dummyR8 / 0. _d 0 /
DATA dummyI / 0 /
CALL MNC_VAR_WRITE_ANY( fname, vname, 2, 0,
& dummyR8, var, dummyI, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_WRITE_INT(
I fname,
I vname,
I var,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
INTEGER var(*)
INTEGER myThid
C Local Variables
Real*8 dummyR8(1)
Real*4 dummyR4(1)
DATA dummyR8 / 0. _d 0 /
DATA dummyR4 / 0. /
CALL MNC_VAR_WRITE_ANY( fname, vname, 3, 0,
& dummyR8, dummyR4, var, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_APPEND_DBL(
I fname,
I vname,
I var,
I append,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
Real*8 var(*)
INTEGER append, myThid
C Local Variables
Real*4 dummyR4(1)
INTEGER dummyI (1)
DATA dummyR4 / 0. /
DATA dummyI / 0 /
CALL MNC_VAR_WRITE_ANY( fname, vname, 1, append,
& var, dummyR4, dummyI, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_APPEND_REAL(
I fname,
I vname,
I var,
I append,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
Real*4 var(*)
INTEGER append, myThid
C Local Variables
Real*8 dummyR8(1)
INTEGER dummyI (1)
DATA dummyR8 / 0. _d 0 /
DATA dummyI / 0 /
CALL MNC_VAR_WRITE_ANY( fname, vname, 2, append,
& dummyR8, var, dummyI, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_APPEND_INT(
I fname,
I vname,
I var,
I append,
I myThid )
IMPLICIT NONE
C Arguments
CHARACTER*(*) fname, vname
INTEGER var(*)
INTEGER append, myThid
C Local Variables
Real*8 dummyR8(1)
Real*4 dummyR4(1)
DATA dummyR8 / 0. _d 0 /
DATA dummyR4 / 0. /
CALL MNC_VAR_WRITE_ANY( fname, vname, 3, append,
& dummyR8, dummyR4, var, myThid )
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
SUBROUTINE MNC_VAR_WRITE_ANY(
I fname,
I vname,
I vtype,
I append,
I dv,
I rv,
I iv,
I myThid )
IMPLICIT NONE
#include "MNC_COMMON.h"
#include "EEPARAMS.h"
#include "netcdf.inc"
C Arguments
CHARACTER*(*) fname, vname
INTEGER vtype
INTEGER append
Real*8 dv(*)
Real*4 rv(*)
INTEGER iv(*)
INTEGER myThid
C Functions
INTEGER ILNBLNK
C Local Variables
INTEGER i,j,k, n, indf,ind_fv_ids, fid,vid,did, ig, err, ds,de
CHARACTER*(MAX_LEN_MBUF) msgBuf
INTEGER lenf,lenv, lend
INTEGER vstart(100), vcount(100)
C Strip trailing spaces
lenf = ILNBLNK(fname)
lenv = ILNBLNK(vname)
CALL MNC_GET_FVINDS(fname, vname, indf, ind_fv_ids, myThid)
IF ((indf .LT. 1).OR.(ind_fv_ids .LT. 1)) THEN
WRITE(msgBuf,'(5A)') 'MNC ERROR: file ''', fname(1:lenf),
& ''' is not open or does not contain variable ''',
& vname(1:lenv), ''''
CALL print_error(msgBuf, myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_ADD_ATTR_STR'
ENDIF
fid = mnc_f_info(indf,2)
vid = mnc_fv_ids(indf,(ind_fv_ids+1))
C Get the lengths from the dim IDs
ig = mnc_fv_ids(indf,(ind_fv_ids+2))
ds = mnc_f_info(indf,ig+1)
de = mnc_f_info(indf,ig+2)
k = 0
DO i = ds,de
k = k + 1
vstart(k) = 1
vcount(k) = mnc_d_size( mnc_fd_ind(indf,i) )
ENDDO
C Check for the unlimited dimension
j = mnc_d_size( mnc_fd_ind(indf,de) )
IF (j .LT. 1) THEN
did = mnc_d_ids( mnc_fd_ind(indf,de) )
err = NF_INQ_DIMLEN(fid, did, lend)
WRITE(msgBuf,'(A)') 'reading current length of unlimited dim'
CALL MNC_HANDLE_ERR(err, msgBuf, myThid)
IF (append .GT. 0) THEN
lend = lend + append
ENDIF
IF (lend .LT. 1) lend = 1
vstart(k) = lend
vcount(k) = 1
ENDIF
CALL MNC_FILE_ENDDEF(fname, myThid)
IF (vtype .EQ. 1) THEN
err = NF_PUT_VARA_DOUBLE(fid, vid, vstart, vcount, dv)
ELSEIF (vtype .EQ. 2) THEN
err = NF_PUT_VARA_REAL(fid, vid, vstart, vcount, rv)
ELSEIF (vtype .EQ. 3) THEN
err = NF_PUT_VARA_INT(fid, vid, vstart, vcount, iv)
ELSE
WRITE(msgBuf,'(A,I10,A)') 'MNC ERROR: vtype = ''', vtype,
& ''' is invalid--must be: [1|2|3]'
n = ILNBLNK(msgBuf)
CALL print_error(msgBuf(1:n), myThid)
STOP 'ABNORMAL END: S/R MNC_VAR_WRITE_ALL'
ENDIF
WRITE(msgBuf,'(5A)') 'writing variable ''', vname(1:lenv),
& ''' to file ''', fname(1:lenf), ''''
CALL MNC_HANDLE_ERR(err, msgBuf, myThid)
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|