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fimex2d.F90
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fimex2d.F90
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!> @file
!! Fimex F90 interface for 2-dimensional fields
!> @brief Fimex Fortran90 interface for 2-dimensional fields
!! @author Trygve Aspelien, Heiko Klein
!!
!! The Fimex F90 interface for 2-dimensional fields contains support routines
!! for typical handling of 2-dimensional meteorological fields.
!!
!! The fimex.f90 interface is currently not precompiled with building fimex. Please
!! copy the fimex.f90 file to your f90-project and compile it from there, and link with ''-lfimex2d''.
!!
!! @see https://github.com/metno/fimex/blob/master/modules/F90/fimex2d.F90
MODULE FIMEX2D
INTEGER,PARAMETER :: RKIND=8
INTEGER,PARAMETER :: IKIND=4
REAL(KIND=RKIND),PARAMETER :: XUNDEF=1e20
INTERFACE
!> Read all dimension values from a dimension
!! @param FIO the fimex-object
!! @param DIMSIZE the size of the dimension to read
!! @param DIMNAME the name of the dimension to read
!! @param CUNIT optional unit (e.g. reading time)
!!
SUBROUTINE FI_READ_DIMENSION(FIO,DIMSIZE,DIMNAME,DIMVALUES,CUNIT)
USE FIMEX ,ONLY : FimexIO
IMPORT :: RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
INTEGER, INTENT(IN) :: DIMSIZE
CHARACTER(LEN=*), INTENT(IN) :: DIMNAME
REAL(KIND=RKIND),DIMENSION(:), INTENT(OUT) :: DIMVALUES
CHARACTER(LEN=*), INTENT(IN),OPTIONAL :: CUNIT
END SUBROUTINE
!> Get dimensions of a variable
!! @param FIO the fimex-object
!! @param VARNAME the varible to check dimensions for
!! @param NX optional The x dimension
!! @param NY optional The y dimension
!! @param NZ optional The z dimension
!! @param NREL optional The realization dimension (ensemble size)
!! @param NTIMES optional The time dimension
!! @param X_GEO optional If x is geographical coordinate
!! @param Y_GEO optional If y is geographical coordinate
!! @param DIMNAME_X optional Name of x dimension
!! @param DIMNAME_Y optional Name of y dimension
!! @param DIMNAME_Z optional Name of z dimension
!! @param DIMNAME_T optional Name of t dimension
!! @param DIMNAME_R optional Name of realization dimension
!! @param BASETIME optional Epoch time in seconds for first step in file
!! @param VERBOSITY optional Set the verbosity level to print
!!
SUBROUTINE FI_GET_DIMENSIONS(FIO,VARNAME,NX,NY,NZ,NREL,NTIMES,X_GEO,Y_GEO,&
DIMNAME_X,DIMNAME_Y,DIMNAME_Z,DIMNAME_T,DIMNAME_R,BASETIME,VERBOSITY)
USE FIMEX ,ONLY : FimexIO,AXIS_GeoX,AXIS_Lon,AXIS_GeoY,AXIS_Lat,AXIS_GeoZ,AXIS_Time,&
AXIS_Pressure,AXIS_Height,AXIS_realization
IMPORT :: RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(LEN=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NX
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NY
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NZ
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NREL
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NTIMES
LOGICAL, INTENT(OUT), OPTIONAL :: X_GEO
LOGICAL, INTENT(OUT), OPTIONAL :: Y_GEO
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_X
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_Y
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_Z
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_T
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_R
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: BASETIME
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
END SUBROUTINE
!> Read a 2-dimensional x,y field for any other given dimension(s)
!! @param FIO the fimex-object
!! @param VARNAME The variable to be read
!! @param NX The x dimension size
!! @param NY The y dimension size
!! @param FIELD The field to be read in
!! @param STEP optional step for time dimension
!! @param REL optional realization for realization dimension (EPS)
!! @param LEVEL optional vertical level
!! @param TIME optional Epoch time in seconds for time step
!! @param BASETIME optional Epoch time in seconds for first step in file
!! @param CUNIT optional unit Udunit2 compatible unit
!! @param LCONT_ON_ERROR optional Option to tolerate errors
!! @param VERBOSITY optional Set the verbosity level to print
!!
SUBROUTINE FI_READ_FIELD(FIO,VARNAME,NX,NY,FIELD,STEP,REL,LEVEL,TIME,BASETIME,CUNIT,LCONT_ON_ERROR,VERBOSITY)
USE FIMEX ,ONLY : FimexIO
IMPORT :: RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(LEN=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(IN) :: NX
INTEGER(KIND=IKIND), INTENT(IN) :: NY
REAL(KIND=RKIND),DIMENSION(NX,NY), INTENT(OUT) :: FIELD
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: STEP
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: REL
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: LEVEL
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: TIME
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: BASETIME
CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: CUNIT
LOGICAL, INTENT(INOUT),OPTIONAL :: LCONT_ON_ERROR
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
END SUBROUTINE
!> Write a 2-dimensional x,y field for any other given dimension(s). The file must be pre-generated with the proper dimensions
!! @param FIO the fimex-object
!! @param VARNAME Variable name
!! @param NX The x dimension
!! @param NY The y dimension
!! @param OUTFIELD The 2-dimensional output field
!! @param STEP optional Step for time dimension
!! @param REL optional Realization for realization dimension (EPS)
!! @param LEVEL optional Vertical level
!! @param TIME optional Epoch time in seconds
!! @param CUNIT optional unit Udunit2 compatible unit
!! @param VERBOSITY optional Set the verbosity level to print
!!
SUBROUTINE FI_WRITE_FIELD(FIO,VARNAME,NX,NY,OUTFIELD,STEP,REL,LEVEL,CUNIT,VERBOSITY)
USE FIMEX, ONLY : FimexIO
IMPORT :: RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(len=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(IN) :: NX
INTEGER(KIND=IKIND), INTENT(IN) :: NY
REAL(KIND=RKIND),DIMENSION(NX,NY), INTENT(IN) :: OUTFIELD
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: STEP
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: REL
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: LEVEL
CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: CUNIT
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
END SUBROUTINE
!> Convert an epoch time to a DTG (YYYYMMDDHH)
!! @param EPOCH time in seconds since January 1st 1970
!!
FUNCTION EPOCH2DTG(EPOCH)
IMPORT :: RKIND,IKIND
IMPLICIT NONE
INTEGER(KIND=IKIND) :: EPOCH2DTG
REAL(KIND=RKIND), INTENT(IN) :: EPOCH
END FUNCTION
!> Print an error string and abort
!! @param ERROR_STRING The string to be printed
!!
SUBROUTINE FI_ERROR(ERROR_STRING)
IMPLICIT NONE
CHARACTER(*),INTENT(IN) :: ERROR_STRING
END SUBROUTINE
END INTERFACE
END MODULE
FUNCTION EPOCH2DTG(EPOCH)
USE FIMEX2D ,ONLY : RKIND,IKIND
#ifdef __INTELCOMP
USE IFPORT
#endif
IMPLICIT NONE
INTEGER(KIND=IKIND) :: EPOCH2DTG
REAL(KIND=RKIND), INTENT(IN) :: EPOCH
CHARACTER(LEN=10) :: STRING
INTEGER(KIND=IKIND),DIMENSION(9) :: GMT
CALL GMTIME(INT(EPOCH),GMT)
WRITE(STRING(1:4),'(I4.4)') GMT(6)+1900
WRITE(STRING(5:6),'(I2.2)') GMT(5)+1
WRITE(STRING(7:8),'(I2.2)') GMT(4)
WRITE(STRING(9:10),'(I2.2)') (GMT(3)*3600+GMT(2)*60+GMT(1))/3600
READ(STRING(1:10),'(I10.10)') EPOCH2DTG
END FUNCTION
SUBROUTINE FI_ERROR(ERROR_STRING)
IMPLICIT NONE
CHARACTER(*),INTENT(IN) :: ERROR_STRING
WRITE(*,*) '******** ERROR ***********'
WRITE(*,*) ERROR_STRING
WRITE(*,*) '**************************'
CALL ABORT()
END SUBROUTINE FI_ERROR
SUBROUTINE FI_READ_DIMENSION(FIO,DIMSIZE,DIMNAME,DIMVALUES,CUNIT)
USE FIMEX ,ONLY : FimexIO
USE FIMEX2D ,ONLY : RKIND,IKIND
TYPE(FimexIO), INTENT(INOUT) :: FIO
INTEGER, INTENT(IN) :: DIMSIZE
CHARACTER(LEN=*), INTENT(IN) :: DIMNAME
REAL(KIND=RKIND),DIMENSION(:), INTENT(OUT) :: DIMVALUES
CHARACTER(LEN=*), INTENT(IN),OPTIONAL :: CUNIT
REAL(KIND=RKIND),DIMENSION(:),ALLOCATABLE :: ZDIMVALUES
! Create slice builder for time variable
NDIMS=FIO%GET_DIMENSIONS(TRIM(DIMNAME))
IF ( NDIMS <= 0 ) CALL FI_ERROR("Can't get dimensions for variable "//TRIM(DIMNAME))
IF ( .NOT.ALLOCATED(ZDIMVALUES)) ALLOCATE(ZDIMVALUES(DIMSIZE))
IF(PRESENT(CUNIT)) THEN
IERR=FIO%READ(TRIM(DIMNAME),ZDIMVALUES,CUNIT)
ELSE
IERR=FIO%READ(TRIM(DIMNAME),ZDIMVALUES)
ENDIF
DIMVALUES=ZDIMVALUES
END SUBROUTINE FI_READ_DIMENSION
SUBROUTINE FI_GET_DIMENSIONS(FIO,VARNAME,NX,NY,NZ,NREL,NTIMES,&
X_GEO,Y_GEO,&
DIMNAME_X,DIMNAME_Y,DIMNAME_Z,DIMNAME_T,DIMNAME_R,&
BASETIME,VERBOSITY)
USE FIMEX ,ONLY : FimexIO,AXIS_GeoX,AXIS_Lon,&
AXIS_GeoY,AXIS_Lat,&
AXIS_GeoZ,AXIS_Pressure,AXIS_Height,&
AXIS_Time,&
AXIS_realization
USE FIMEX2D ,ONLY : RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(LEN=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NX
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NY
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NZ
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NREL
INTEGER(KIND=IKIND), INTENT(OUT), OPTIONAL :: NTIMES
LOGICAL, INTENT(OUT), OPTIONAL :: X_GEO
LOGICAL, INTENT(OUT), OPTIONAL :: Y_GEO
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_T
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_X
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_Y
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_Z
CHARACTER(LEN=*), INTENT(OUT), OPTIONAL :: DIMNAME_R
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: BASETIME
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
CHARACTER(LEN=1024) :: DIMNAME_BT
INTEGER(KIND=IKIND), ALLOCATABLE, DIMENSION(:) :: START,VSIZE,ATYPES
INTEGER(KIND=IKIND) :: I,NDIMS,IERR,VERB
REAL(KIND=RKIND),DIMENSION(:),ALLOCATABLE,TARGET :: ZBASETIME
IF (PRESENT(DIMNAME_X)) DIMNAME_X="NA"
IF (PRESENT(DIMNAME_Y)) DIMNAME_Y="NA"
IF (PRESENT(DIMNAME_Z)) DIMNAME_Z="NA"
IF (PRESENT(DIMNAME_T)) DIMNAME_T="NA"
IF (PRESENT(DIMNAME_R)) DIMNAME_R="NA"
IF (PRESENT(BASETIME)) DIMNAME_BT="NA"
VERB=0
IF ( PRESENT(VERBOSITY)) VERB=VERBOSITY
IF ( VERB > 0 ) WRITE(*,*) 'Getting dimensions for '//TRIM(VARNAME)
NDIMS=FIO%GET_DIMENSIONS(TRIM(VARNAME))
IF ( NDIMS <= 0 ) THEN
CALL FI_ERROR("Can't make slicebuilder when getting dimensions for variable "//TRIM(VARNAME))
ENDIF
ALLOCATE(START(NDIMS))
ALLOCATE(VSIZE(NDIMS))
IERR = FIO%GET_DIMENSION_START_SIZE(START, VSIZE)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't get start and size for variable "//TRIM(VARNAME))
ALLOCATE(ATYPES(NDIMS))
IERR = FIO%GET_AXISTYPES(ATYPES)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't get axistypes for variable "//TRIM(VARNAME))
DO I = 1, NDIMS
IF ( VERB > 2 ) write(*,*) trim(FIO%GET_DIMNAME(I)),ATYPES(I)
SELECT CASE (ATYPES(I))
CASE(AXIS_GeoX, AXIS_Lon)
IF (PRESENT(NX)) NX = VSIZE(I)
IF (PRESENT(DIMNAME_X)) DIMNAME_X=FIO%GET_DIMNAME(I)
SELECT CASE (ATYPES(I))
CASE(AXIS_Lon)
IF (PRESENT(X_GEO)) X_GEO=.FALSE.
CASE DEFAULT
IF (PRESENT(DIMNAME_X)) DIMNAME_X=FIO%GET_VAR_LONGITUDE(VARNAME)
IF (PRESENT(X_GEO)) X_GEO=.TRUE.
END SELECT
CASE(AXIS_GeoY, AXIS_Lat)
IF (PRESENT(NY)) NY = VSIZE(I)
IF (PRESENT(DIMNAME_Y)) DIMNAME_Y=FIO%GET_DIMNAME(I)
SELECT CASE (ATYPES(I))
CASE(AXIS_Lat)
IF (PRESENT(Y_GEO)) Y_GEO=.FALSE.
CASE DEFAULT
IF (PRESENT(DIMNAME_Y)) DIMNAME_Y=FIO%GET_VAR_LATITUDE(VARNAME)
IF (PRESENT(Y_GEO)) Y_GEO=.TRUE.
END SELECT
CASE(AXIS_GeoZ,AXIS_Pressure,AXIS_Height)
IF (PRESENT(NZ)) NZ=VSIZE(I)
IF (PRESENT(DIMNAME_Z)) DIMNAME_Z=FIO%GET_DIMNAME(I)
CASE(AXIS_Realization)
IF (PRESENT(NREL)) NREL=VSIZE(I)
IF (PRESENT(DIMNAME_R)) DIMNAME_R=FIO%GET_DIMNAME(I)
CASE(AXIS_Time)
IF (PRESENT(NTIMES)) NTIMES=VSIZE(I)
IF (PRESENT(DIMNAME_T)) DIMNAME_T=FIO%GET_DIMNAME(I)
IF (PRESENT(BASETIME)) DIMNAME_BT=FIO%GET_DIMNAME(I)
CASE DEFAULT
WRITE(*,*) "WARNING: Dimension "//TRIM(FIO%GET_DIMNAME(I))//" is not recognised! Dimension size: ",VSIZE(I)
END SELECT
END DO
DEALLOCATE(START)
DEALLOCATE(VSIZE)
DEALLOCATE(ATYPES)
! Find basetime in file
IF (PRESENT(BASETIME)) THEN
IF (TRIM(DIMNAME_BT) /= "NA") THEN
NDIMS=FIO%GET_DIMENSIONS(TRIM(DIMNAME_BT))
IF ( NDIMS <= 0 ) CALL FI_ERROR("Can't get dimensions for variable "//TRIM(DIMNAME_BT))
IERR=FIO%REDUCE_DIMENSION(DIMNAME_BT,0,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Cant reduce dimension "//TRIM(DIMNAME_BT)//" for basetime for variable "//TRIM(VARNAME))
IF ( .NOT.ALLOCATED(ZBASETIME)) ALLOCATE(ZBASETIME(1))
IERR=FIO%READ(TRIM(DIMNAME_BT),ZBASETIME,"seconds since 1970-01-01 00:00:00 +00:00")
IF ( IERR /= 0 ) CALL FI_ERROR("Can't read basetime for variable "//TRIM(VARNAME))
BASETIME=ZBASETIME(1)
ENDIF
ENDIF
END SUBROUTINE FI_GET_DIMENSIONS
SUBROUTINE FI_READ_FIELD(FIO,VARNAME,NX,NY,FIELD,STEP,REL,LEVEL,TIME,BASETIME,CUNIT,LCONT_ON_ERROR,VERBOSITY)
USE FIMEX ,ONLY : FimexIO
USE FIMEX2D ,ONLY : FI_GET_DIMENSIONS,EPOCH2DTG,XUNDEF,RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(LEN=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(IN) :: NX
INTEGER(KIND=IKIND), INTENT(IN) :: NY
REAL(KIND=RKIND),DIMENSION(NX,NY), INTENT(OUT) :: FIELD
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: STEP
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: REL
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: LEVEL
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: TIME
REAL(KIND=RKIND), INTENT(OUT), OPTIONAL :: BASETIME
CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: CUNIT
LOGICAL, INTENT(INOUT),OPTIONAL :: LCONT_ON_ERROR
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
INTEGER(KIND=IKIND) :: NX_VAR,NY_VAR,NZ,NREL,NTIMES
CHARACTER(LEN=1024) :: DIMNAME_T,DIMNAME_X,DIMNAME_Y,DIMNAME_Z,DIMNAME_R
REAL(KIND=RKIND),DIMENSION(:),ALLOCATABLE,TARGET :: ZTIME
REAL(KIND=8),DIMENSION(:),ALLOCATABLE,TARGET :: ZFIELD
REAL(KIND=8),DIMENSION(:,:),POINTER :: ZFIELD2D
REAL(KIND=RKIND) :: BTIME
INTEGER(KIND=IKIND) :: NDIMS,IERR,I,VERB
LOGICAL :: X_GEO,Y_GEO
LOGICAL :: LCONTINUE_ON_ERROR
VERB=0
IF (PRESENT(VERBOSITY)) VERB=VERBOSITY
LCONTINUE_ON_ERROR=.FALSE.
IF(PRESENT(LCONT_ON_ERROR)) LCONTINUE_ON_ERROR=.FALSE.
IF ( VERB > 0 ) WRITE(*,*) "READING "//TRIM(varName)
CALL FI_GET_DIMENSIONS(FIO,VARNAME,NX=NX_VAR,NY=NY_VAR,NZ=NZ,NREL=NREL,NTIMES=NTIMES,&
X_GEO=X_GEO,Y_GEO=Y_GEO,DIMNAME_X=DIMNAME_X,DIMNAME_Y=DIMNAME_Y,&
DIMNAME_Z=DIMNAME_Z,DIMNAME_T=DIMNAME_T,DIMNAME_R=DIMNAME_R,&
BASETIME=BTIME,VERBOSITY=VERB)
! Create slice builder and reduce to wanted dimensions
NDIMS=FIO%GET_DIMENSIONS(TRIM(VARNAME))
IF ( NDIMS <= 0 ) CALL FI_ERROR("Can't make slicebuilder for reading of variable"//TRIM(VARNAME))
IF ( TRIM(DIMNAME_Z) /= "NA" ) THEN
IF ( PRESENT(level)) THEN
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_Z), LEVEL, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_Z), 0, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ELSE
IF (PRESENT(level)) CALL FI_ERROR("You try to read a level but the variable does not have a vertical axis!")
ENDIF
! Realization (EPS)
IF ( TRIM(DIMNAME_R) /= "NA" ) THEN
IF (PRESENT(REL)) THEN
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_R),REL, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_R), 0, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ENDIF
IF ( TRIM(DIMNAME_T) /= "NA" ) THEN
IF (PRESENT(STEP)) THEN
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_T),STEP,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_T),0,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ENDIF
IF (( NX /= NX_VAR ) .OR. ( NY /= NY_VAR )) CALL FI_ERROR("Mismatch in dimensions for variable "//TRIM(VARNAME))
IF (.NOT.ALLOCATED(ZFIELD)) ALLOCATE(ZFIELD(NX*NY))
ALLOCATE(ZFIELD2D(NX,NY))
FIELD=0.
IF ( PRESENT (CUNIT)) THEN
IERR=FIO%READ(VARNAME,ZFIELD,CUNIT)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't read variable "//TRIM(VARNAME))
ELSE
IERR=FIO%READ(VARNAME,ZFIELD)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't read variable "//TRIM(VARNAME))
ENDIF
ZFIELD2D(1:NX,1:NY) => ZFIELD
FIELD(1:NX,1:NY)=REAL(ZFIELD2D(1:NX,1:NY),KIND=RKIND)
NULLIFY(ZFIELD2D)
! Find time in file
IF ( TRIM(DIMNAME_T) /= "NA" ) THEN
IF (PRESENT(BASETIME)) BASETIME=BTIME
IF (PRESENT(TIME)) THEN
IF ( TRIM(DIMNAME_T) == "NA" ) THEN
WRITE(*,*) "Dimension name for time dimension not found"
TIME=-1
ELSE
! Create slice builder for time variable
NDIMS=FIO%GET_DIMENSIONS(DIMNAME_T)
IF ( NDIMS <= 0 ) CALL FI_ERROR("Can't get dimensions for variable "//TRIM(DIMNAME_T))
IERR=FIO%REDUCE_DIMENSION(DIMNAME_T,STEP,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(DIMNAME_T)//" for time for variable "//TRIM(VARNAME))
IF ( .NOT.ALLOCATED(ZTIME)) ALLOCATE(ZTIME(1))
IERR=FIO%READ(TRIM(DIMNAME_T),ZTIME,"seconds since 1970-01-01 00:00:00 +00:00")
IF ( IERR /= 0 ) CALL FI_ERROR("Can't read time for variable "//TRIM(VARNAME))
TIME=ZTIME(1)
ENDIF
ENDIF
ELSE
! If the field does not have a time dimension
! we set the return value to undefined
IF (PRESENT(BASETIME)) BASETIME=-1
IF (PRESENT(TIME)) TIME=-1
ENDIF
IF ( VERB > 1 ) THEN
IF ( TIME > 0 ) THEN
WRITE(*,*) TRIM(VARNAME),EPOCH2DTG(TIME),MINVAL(FIELD),MAXVAL(FIELD),SUM(REAL(FIELD))/REAL(NX*NY)
ELSE
WRITE(*,*) TRIM(VARNAME),MINVAL(FIELD),MAXVAL(FIELD),SUM(REAL(FIELD))/REAL(NX*NY)
ENDIF
ENDIF
END SUBROUTINE FI_READ_FIELD
SUBROUTINE FI_WRITE_FIELD(FIO,VARNAME,NX,NY,OUTFIELD,STEP,REL,LEVEL,CUNIT,VERBOSITY)
USE FIMEX, ONLY : FimexIO
USE FIMEX2D, ONLY : FI_GET_DIMENSIONS,RKIND,IKIND
IMPLICIT NONE
TYPE(FimexIO), INTENT(INOUT) :: FIO
CHARACTER(len=*), INTENT(IN) :: VARNAME
INTEGER(KIND=IKIND), INTENT(IN) :: NX
INTEGER(KIND=IKIND), INTENT(IN) :: NY
REAL(KIND=RKIND),DIMENSION(NX,NY),INTENT(IN) :: OUTFIELD
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: STEP
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: REL
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: LEVEL
CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: CUNIT
INTEGER(KIND=IKIND), INTENT(IN), OPTIONAL :: VERBOSITY
REAL(KIND=RKIND),DIMENSION(NX*NY) :: OUTFIELD1D
INTEGER(KIND=IKIND) :: NDIMS,IERR,I,II,J,VERB
REAL(KIND=8),DIMENSION(:),ALLOCATABLE,TARGET :: ZFIELD
INTEGER(KIND=IKIND) :: NX2,NY2,NZ,NREL,NTIMES
CHARACTER(LEN=1024) :: DIMNAME_T,DIMNAME_X,DIMNAME_Y,DIMNAME_Z,DIMNAME_R
VERB=0
IF (PRESENT(VERBOSITY)) VERB=VERBOSITY
IF ( VERB > 0 ) WRITE(*,*) "WRITING: ",TRIM(VARNAME)
CALL FI_GET_DIMENSIONS(FIO,VARNAME,NX=NX2,NY=NY2,NZ=NZ,NREL=NREL,NTIMES=NTIMES,&
DIMNAME_X=DIMNAME_X,DIMNAME_Y=DIMNAME_Y,&
DIMNAME_Z=DIMNAME_Z,DIMNAME_T=DIMNAME_T,DIMNAME_R=DIMNAME_R,&
VERBOSITY=VERB)
! Create slice builder and reduce to wanted dimensions
NDIMS=FIO%GET_DIMENSIONS(TRIM(VARNAME))
IF ( NDIMS <= 0 ) CALL FI_ERROR("Can't make slicebuilder for writing of variable "//TRIM(VARNAME))
IF ( TRIM(DIMNAME_Z) /= "NA" ) THEN
IF ( PRESENT(level)) THEN
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_Z), LEVEL, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_Z), 0, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ELSE
IF (PRESENT(level)) CALL FI_ERROR("You try to read a level but the variable does not have a vertical axis!")
ENDIF
! Realization (EPS)
IF ( TRIM(DIMNAME_R) /= "NA" ) THEN
IF (PRESENT(REL)) THEN
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_R),REL, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_R), 0, 1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ENDIF
IF ( TRIM(DIMNAME_T) /= "NA" ) THEN
IF (PRESENT(STEP)) THEN
IF ( STEP >= NTIMES ) THEN
CALL FI_ERROR("You try to write a step which is larger than the maximum steps for the slicebuilder")
ENDIF
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_T),STEP,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ELSE
IERR=FIO%REDUCE_DIMENSION(TRIM(DIMNAME_T),0,1)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't reduce dimension "//TRIM(FIO%GET_DIMNAME(I))//" for variable "//TRIM(VARNAME))
ENDIF
ENDIF
! Modify 2D field to 1D
II=1
DO J=1,NY
DO I=1,NX
OUTFIELD1D(II)=OUTFIELD(I,J)
II=II+1
ENDDO
ENDDO
ALLOCATE(ZFIELD(NX*NY))
ZFIELD=OUTFIELD1D
IF ( PRESENT (CUNIT)) THEN
IERR=FIO%WRITE(VARNAME,ZFIELD,CUNIT)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't write variable "//TRIM(VARNAME))
ELSE
IERR=FIO%WRITE(VARNAME,ZFIELD)
IF ( IERR /= 0 ) CALL FI_ERROR("Can't write variable "//TRIM(VARNAME))
ENDIF
IF ( VERB > 1 ) WRITE(*,*) TRIM(VARNAME),MINVAL(ZFIELD),MAXVAL(ZFIELD),SUM(REAL(ZFIELD))/REAL(SIZE(ZFIELD))
DEALLOCATE(ZFIELD)
END SUBROUTINE