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!SURFEX_LIC Copyright 1994-2014 Meteo-France
!SURFEX_LIC This is part of the SURFEX software governed by the CeCILL-C licence
!SURFEX_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
!SURFEX_LIC for details. version 1.
! Modifications :
! P.Marguinaud : 11-09-2012 : shorten field name
! G.Delautier : 24-06-2015 : bug for arome compressed files
! M.Moge 01/2016 using READ_SURF_FIELD2D/3D for 2D/3D surfex fields reads
! #####################
MODULE MODE_READ_EXTERN
! #####################
!-------------------------------------------------------------------
!
USE MODI_READ_LECOCLIMAP
!
USE MODI_PUT_ON_ALL_VEGTYPES
USE MODI_OLD_NAME
!
USE YOMHOOK ,ONLY : LHOOK, DR_HOOK
USE PARKIND1 ,ONLY : JPRB
!
CONTAINS
!
!---------------------------------------------------------------------------------------
!
! #######################
SUBROUTINE READ_EXTERN_DEPTH(HPROGRAM,KLUOUT,HISBA,HNAT,HFIELD,KNI,KLAYER, &
KPATCH,PSOILGRID,PDEPTH,KVERSION )
! #######################
!
USE MODD_SURF_PAR, ONLY : NUNDEF, XUNDEF
USE MODD_DATA_COVER_PAR, ONLY : JPCOVER, NVEGTYPE
!
USE MODI_READ_SURF_ISBA_PAR_n
USE MODI_READ_SURF_FIELD3D
USE MODI_READ_SURF_FIELD2D
USE MODI_READ_SURF
USE MODI_CONVERT_COVER_ISBA
USE MODI_GARDEN_SOIL_DEPTH
!
IMPLICIT NONE
!
!* dummy arguments
! ---------------
!
CHARACTER(LEN=6), INTENT(IN) :: HPROGRAM ! type of input file
INTEGER, INTENT(IN) :: KLUOUT ! logical unit of output listing
CHARACTER(LEN=3), INTENT(IN) :: HISBA ! type of ISBA soil scheme
CHARACTER(LEN=3), INTENT(IN) :: HNAT ! type of surface (nature, gardens)
CHARACTER(LEN=7), INTENT(IN) :: HFIELD ! field name
INTEGER, INTENT(IN) :: KNI ! number of points
INTEGER, INTENT(INOUT) :: KLAYER ! number of layers
INTEGER, INTENT(IN) :: KPATCH ! number of patch
INTEGER, INTENT(IN) :: KVERSION ! surface version
REAL, DIMENSION(:), INTENT(IN) :: PSOILGRID
REAL, DIMENSION(:,:,:), POINTER :: PDEPTH ! middle depth of each layer
!
!* local variables
! ---------------
!
CHARACTER(LEN=12) :: YRECFM ! Name of the article to be read
CHARACTER(LEN=16) :: YRECFM2
CHARACTER(LEN=100):: YCOMMENT ! Comment string
INTEGER :: IRESP ! reading return code
INTEGER :: ILAYER ! number of soil layers
INTEGER :: JLAYER ! loop counter
INTEGER :: JPATCH ! loop counter
INTEGER :: JJ
INTEGER :: IVERSION
INTEGER :: IBUGFIX
!
LOGICAL, DIMENSION(JPCOVER) :: GCOVER ! flag to read the covers
REAL, DIMENSION(:,:), ALLOCATABLE :: ZCOVER ! cover fractions
REAL, DIMENSION(:,:), ALLOCATABLE :: ZGROUND_DEPTH ! cover fractions
INTEGER, DIMENSION(:,:), ALLOCATABLE :: IWG_LAYER
REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZD ! depth of each inter-layer
REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZDG ! depth of each inter-layer
REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZDEPTH ! middle of each layer for each patch
REAL, DIMENSION(:,:), ALLOCATABLE :: ZWORK ! work array
REAL, DIMENSION(KNI) :: ZHVEG ! high vegetation fraction
REAL, DIMENSION(KNI) :: ZLVEG ! low vegetation fraction
REAL, DIMENSION(KNI) :: ZNVEG ! no vegetation fraction
CHARACTER(LEN=4) :: YHVEG ! type of high vegetation
CHARACTER(LEN=4) :: YLVEG ! type of low vegetation
CHARACTER(LEN=4) :: YNVEG ! type of no vegetation
LOGICAL :: GECOCLIMAP ! T if ecoclimap is used
LOGICAL :: GPAR_GARDEN! T if garden data are used
LOGICAL :: GDATA_DG
LOGICAL :: GDATA_GROUND_DEPTH
INTEGER :: IHYDRO_LAYER
REAL(KIND=JPRB) :: ZHOOK_HANDLE
!
!
!------------------------------------------------------------------------------
!
IF (LHOOK) CALL DR_HOOK('MODE_READ_EXTERN:READ_EXTERN_DEPTH',0,ZHOOK_HANDLE)
!
IF (HNAT=='NAT') THEN
CALL READ_LECOCLIMAP(HPROGRAM,GECOCLIMAP)
ELSE
CALL READ_SURF(HPROGRAM,'PAR_GARDEN',GPAR_GARDEN,IRESP)
GECOCLIMAP = .NOT. GPAR_GARDEN
END IF
!
!
YRECFM='VERSION'
CALL READ_SURF(HPROGRAM,YRECFM,IVERSION,IRESP)
!
YRECFM='BUG'
CALL READ_SURF(HPROGRAM,YRECFM,IBUGFIX,IRESP)
!
!------------------------------------------------------------------------------
!
ALLOCATE(ZDG (KNI,KLAYER,KPATCH))
ALLOCATE(IWG_LAYER (KNI,KPATCH))
IWG_LAYER(:,:) = NUNDEF
IHYDRO_LAYER = KLAYER
!
IF (GECOCLIMAP) THEN
IF (IVERSION<7 .OR. IVERSION==7 .AND. IBUGFIX<=3) THEN
!
!* reading of the cover to obtain the depth of inter-layers
!
CALL OLD_NAME(HPROGRAM,'COVER_LIST ',YRECFM)
CALL READ_SURF(HPROGRAM,YRECFM,GCOVER(:),IRESP,HDIR='-')
!
ALLOCATE(ZCOVER(KNI,JPCOVER))
YRECFM='COVER'
CALL READ_SURF(HPROGRAM,YRECFM,ZCOVER(:,:),GCOVER(:),IRESP,HDIR='A')
!
!* computes soil layers
!
CALL CONVERT_COVER_ISBA(HISBA,NUNDEF,ZCOVER,' ',HNAT,PSOILGRID=PSOILGRID,PDG=ZDG,KWG_LAYER=IWG_LAYER)
!
DEALLOCATE(ZCOVER)
ELSE
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
print*, 'MODE_READ_EXTERN : ==> ON NE LIT PAS LES COVERS'
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
print*, '-----------------------------------------------'
IF (HNAT=='NAT') THEN
YRECFM='ECO_DG'
ELSE
YRECFM='GD_ECO_DG'
END IF
CALL READ_SURF_FIELD3D(HPROGRAM,ZDG,1,SIZE(ZDG,2),YRECFM,HDIR='A')
!
IF (HISBA=='DIF') THEN
YRECFM='ECO_WG_L'
IF (HNAT=='GRD') YRECFM='GD_ECO_WG_L'
ALLOCATE(ZWORK(KNI,KPATCH))
CALL READ_SURF_FIELD2D(HPROGRAM,ZWORK(:,:),YRECFM,HDIR='A')
WHERE (ZWORK==XUNDEF) ZWORK=NUNDEF
IWG_LAYER=NINT(ZWORK)
DEALLOCATE(ZWORK)
END IF
END IF
!
IF (HISBA=='DIF') IHYDRO_LAYER = MAXVAL(IWG_LAYER(:,:),IWG_LAYER(:,:)/=NUNDEF)
ENDIF
!-------------------------------------------------------------------
IF (HNAT=='NAT' .AND. (IVERSION>=7 .OR. .NOT.GECOCLIMAP)) THEN
!
!* directly read soil layers in the file for nature ISBA soil layers
!
GDATA_DG = .TRUE.
IF (IVERSION>=7) THEN
YRECFM='L_DG'
YCOMMENT=YRECFM
CALL READ_SURF(HPROGRAM,YRECFM,GDATA_DG,IRESP,HCOMMENT=YCOMMENT)
ENDIF
!
IF (GDATA_DG) THEN
!
ALLOCATE(ZWORK(KNI,KPATCH))
DO JLAYER=1,KLAYER
IF (JLAYER<10) WRITE(YRECFM,FMT='(A4,I1.1)') 'D_DG',JLAYER
IF (JLAYER>=10) WRITE(YRECFM,FMT='(A4,I2.2)') 'D_DG',JLAYER
CALL READ_SURF_ISBA_PAR_n(HPROGRAM,YRECFM,KLUOUT,KNI,ZWORK,IRESP,IVERSION,HDIR='A')
DO JPATCH=1,KPATCH
ZDG(:,JLAYER,JPATCH) = ZWORK(:,JPATCH)
END DO
END DO
DEALLOCATE(ZWORK)
!
ENDIF
!
GDATA_GROUND_DEPTH=.FALSE.
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=2) THEN
!
YRECFM2='L_GROUND_DEPTH'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM2='L_GROUND_DPT'
YCOMMENT=YRECFM2
CALL READ_SURF(HPROGRAM,YRECFM2,GDATA_GROUND_DEPTH,IRESP,HCOMMENT=YCOMMENT)
!
IF (GDATA_GROUND_DEPTH) THEN
!
YRECFM2='D_GROUND_DETPH'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM2='D_GROUND_DPT'
ALLOCATE(ZGROUND_DEPTH(KNI,KPATCH))
CALL READ_SURF_ISBA_PAR_n(HPROGRAM,YRECFM2,KLUOUT,KNI,ZGROUND_DEPTH(:,:),IRESP,IVERSION,HDIR='A')
!
DO JPATCH=1,KPATCH
DO JJ=1,KNI
DO JLAYER=1,KLAYER
IF ( ZDG(JJ,JLAYER,JPATCH) <= ZGROUND_DEPTH(JJ,JPATCH) .AND. ZGROUND_DEPTH(JJ,JPATCH) < XUNDEF ) &
IWG_LAYER(JJ,JPATCH) = JLAYER
ENDDO
ENDDO
ENDDO
DEALLOCATE(ZGROUND_DEPTH)
!
IF (HISBA=='DIF') IHYDRO_LAYER = MAXVAL(IWG_LAYER(:,:),IWG_LAYER(:,:)/=NUNDEF)
!
ENDIF
!
ENDIF
!
ELSE IF (HNAT=='GRD' .AND. .NOT.GECOCLIMAP) THEN
!
!* computes soil layers from vegetation fractions read in the file
!
CALL READ_SURF(HPROGRAM,'D_TYPE_HVEG',YHVEG,IRESP)
CALL READ_SURF(HPROGRAM,'D_TYPE_LVEG',YLVEG,IRESP)
CALL READ_SURF(HPROGRAM,'D_TYPE_NVEG',YNVEG,IRESP)
CALL READ_SURF(HPROGRAM,'D_FRAC_HVEG',ZHVEG,IRESP,HDIR='A')
CALL READ_SURF(HPROGRAM,'D_FRAC_LVEG',ZLVEG,IRESP,HDIR='A')
CALL READ_SURF(HPROGRAM,'D_FRAC_NVEG',ZNVEG,IRESP,HDIR='A')
! Ground layers
CALL GARDEN_SOIL_DEPTH(YNVEG,YLVEG,YHVEG,ZNVEG,ZLVEG,ZHVEG,ZDG)
!
END IF
!
DEALLOCATE(IWG_LAYER)
!
IF (HFIELD=='WG ' .OR. HFIELD=='WGI ' .OR. HFIELD=='TWN_WG ' .OR. HFIELD=='TWN_WGI ' .OR. &
HFIELD=='GD_WG ' .OR. HFIELD=='GD_WGI ') THEN
KLAYER = IHYDRO_LAYER
ENDIF
!
!-------------------------------------------------------------------
!
!* In force-restore ISBA, adds a layer at bottom of surface layer and a layer
! between root and deep layers.
!
IF (HISBA=='2-L' .OR. HISBA=='3-L') THEN
ILAYER = KLAYER + 1
IF (HISBA=='3-L') ILAYER = ILAYER + 1
ALLOCATE(ZD (KNI,ILAYER,KPATCH))
DO JPATCH=1,KPATCH
! for interpolations, middle of surface layer must be at least at 1cm
ZD(:,1,JPATCH) = MIN(3.*ZDG(:,1,JPATCH),MAX(ZDG(:,1,JPATCH),0.02))
! new layer below surface layer. This layer will be at root depth layer humidity
ZD(:,2,JPATCH) = MIN(4.*ZDG(:,1,JPATCH),0.5*(ZDG(:,1,JPATCH)+ZDG(:,2,JPATCH)))
! root layer
ZD(:,3,JPATCH) = ZDG(:,2,JPATCH)
IF (HISBA=='3-L') THEN
! between root and deep layers. This layer will have deep soil humidity.
WHERE (ZDG(:,2,JPATCH)<ZDG(:,3,JPATCH))
ZD(:,4,JPATCH) = 0.75 * ZDG(:,2,JPATCH) + 0.25 * ZDG(:,3,JPATCH)
ELSEWHERE
ZD(:,4,JPATCH) = ZDG(:,3,JPATCH)
END WHERE
! deep layer
ZD(:,5,JPATCH) = ZDG(:,3,JPATCH)
END IF
END DO
ELSE
ILAYER = KLAYER
ALLOCATE(ZD (KNI,ILAYER,KPATCH))
ZD(:,:,:) = ZDG(:,1:KLAYER,:)
END IF
!
DEALLOCATE(ZDG)
!
!-------------------------------------------------------------------
!* recovers middle layer depth (from the surface)
ALLOCATE(ZDEPTH (KNI,ILAYER,KPATCH))
ZDEPTH = XUNDEF
DO JPATCH=1,KPATCH
WHERE(ZD(:,1,JPATCH)/=XUNDEF) &
ZDEPTH (:,1,JPATCH)=ZD(:,1,JPATCH)/2.
DO JLAYER=2,ILAYER
WHERE(ZD(:,1,JPATCH)/=XUNDEF) &
ZDEPTH (:,JLAYER,JPATCH) = (ZD(:,JLAYER-1,JPATCH) + ZD(:,JLAYER,JPATCH))/2.
END DO
END DO
DEALLOCATE(ZD)
!-------------------------------------------------------------------
!
ALLOCATE(PDEPTH (KNI,ILAYER,NVEGTYPE))
CALL PUT_ON_ALL_VEGTYPES(KNI,ILAYER,KPATCH,NVEGTYPE,ZDEPTH,PDEPTH)
DEALLOCATE(ZDEPTH)
IF (LHOOK) CALL DR_HOOK('MODE_READ_EXTERN:READ_EXTERN_DEPTH',1,ZHOOK_HANDLE)
!-------------------------------------------------------------------
!
END SUBROUTINE READ_EXTERN_DEPTH
!
!
!-------------------------------------------------------------------
!---------------------------------------------------------------------------------------
!
! #######################
SUBROUTINE READ_EXTERN_ISBA(HFILE,HFILETYPE,HFILEPGD,HFILEPGDTYPE,&
KLUOUT,KNI,HFIELD,HNAME,PFIELD,PDEPTH)
! #######################
!
USE MODD_DATA_COVER_PAR, ONLY : NVEGTYPE
USE MODD_SURF_PAR, ONLY : XUNDEF
USE MODD_ISBA_PAR, ONLY : XOPTIMGRID
!
USE MODI_OPEN_AUX_IO_SURF
USE MODI_CLOSE_AUX_IO_SURF
USE MODI_READ_SURF
USE MODI_READ_SURF_FIELD3D
USE MODE_SOIL
!
IMPLICIT NONE
!
!* dummy arguments
! ---------------
!
CHARACTER(LEN=28), INTENT(IN) :: HFILE ! name of file
CHARACTER(LEN=6), INTENT(IN) :: HFILETYPE ! type of input file
CHARACTER(LEN=28), INTENT(IN) :: HFILEPGD ! name of file
CHARACTER(LEN=6), INTENT(IN) :: HFILEPGDTYPE ! type of input file
INTEGER, INTENT(IN) :: KLUOUT ! logical unit of output listing
INTEGER, INTENT(IN) :: KNI ! number of points
CHARACTER(LEN=7), INTENT(IN) :: HFIELD ! field name
CHARACTER(LEN=*), INTENT(IN) :: HNAME ! field name in the file
REAL, DIMENSION(:,:,:), POINTER :: PFIELD ! field to initialize
REAL, DIMENSION(:,:,:), POINTER :: PDEPTH ! middle depth of each layer
!
!
!* local variables
! ---------------
!
CHARACTER(LEN=12) :: YRECFM ! Name of the article to be read
CHARACTER(LEN=4) :: YLVL
#ifdef MNH_PARALLEL
CHARACTER(LEN=8) :: YPATCH
#endif
CHARACTER(LEN=3) :: YISBA ! type of ISBA soil scheme
CHARACTER(LEN=3) :: YNAT ! type of surface (nature, garden)
CHARACTER(LEN=4) :: YPEDOTF ! type of pedo-transfert function
INTEGER :: IRESP ! reading return code
INTEGER :: ILAYER ! number of layers
INTEGER :: JLAYER ! loop counter
INTEGER :: IPATCH ! number of patch
INTEGER :: JPATCH ! loop counter
INTEGER :: JVEGTYPE ! loop counter
LOGICAL :: GTEB ! TEB field
!
REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZFIELD ! field read, one level, all patches
REAL, DIMENSION(:,:), ALLOCATABLE :: ZWORK ! field read, one level, all patches
!
REAL, DIMENSION(:,:,:), ALLOCATABLE :: ZVAR ! profile of physical variable
REAL, DIMENSION(:), ALLOCATABLE :: ZCLAY ! clay fraction
REAL, DIMENSION(:), ALLOCATABLE :: ZSAND ! sand fraction
REAL, DIMENSION(:), ALLOCATABLE :: ZWWILT ! wilting point
REAL, DIMENSION(:), ALLOCATABLE :: ZWFC ! field capacity
REAL, DIMENSION(:), ALLOCATABLE :: ZWSAT ! saturation
REAL, DIMENSION(:), ALLOCATABLE :: ZSOILGRID
REAL, DIMENSION(:), ALLOCATABLE :: ZNAT ! natural surface fraction
!
INTEGER :: IVERSION ! surface version
INTEGER :: IBUGFIX
!
REAL(KIND=JPRB) :: ZHOOK_HANDLE
!-------------------------------------------------------------------------------
IF (LHOOK) CALL DR_HOOK('MODE_READ_EXTERN:READ_EXTERN_ISBA',0,ZHOOK_HANDLE)
WRITE (KLUOUT,*) ' | Reading ',HFIELD,' in externalized file'
!
GTEB = (HNAME(1:3)=='TWN' .OR. HNAME(1:3)=='GD_' .OR. HNAME(1:3)=='GR_' &
.OR. HNAME(4:6)=='GD_' .OR. HNAME(4:6)=='GR_')
!
!------------------------------------------------------------------------------
!
IF (GTEB) THEN
CALL OPEN_AUX_IO_SURF(HFILEPGD,HFILEPGDTYPE,'TOWN ')
ELSE
CALL OPEN_AUX_IO_SURF(HFILEPGD,HFILEPGDTYPE,'NATURE')
ENDIF
!
YRECFM='VERSION'
CALL READ_SURF(HFILEPGDTYPE,YRECFM,IVERSION,IRESP)
!
YRECFM='BUG'
CALL READ_SURF(HFILEPGDTYPE,YRECFM,IBUGFIX,IRESP)
!
!* Read number of soil layers
!
YRECFM='GROUND_LAYER'
IF (GTEB) THEN
YRECFM='TWN_LAYER'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_LAYER'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,ILAYER,IRESP)
!
!* number of tiles
!
IPATCH=1
IF (.NOT. GTEB) THEN
YRECFM='PATCH_NUMBER'
CALL READ_SURF(HFILEPGDTYPE,YRECFM,IPATCH,IRESP)
END IF
!
!* soil scheme
!
YRECFM='ISBA'
IF (GTEB) THEN
YRECFM='TWN_ISBA'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_ISBA'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,YISBA,IRESP)
!
IF (IVERSION>=7) THEN
!
!* Pedo-transfert function
!
YRECFM='PEDOTF'
IF (GTEB) THEN
YRECFM='TWN_PEDOTF'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_PEDOTF'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,YPEDOTF,IRESP)
!
ELSE
YPEDOTF = 'CH78'
ENDIF
!
!Only Brook and Corey with Force-Restore scheme
IF(YISBA/='DIF')THEN
YPEDOTF='CH78'
ENDIF
!
!-------------------------------------------------------------------------------
!
! *. Read clay fraction
! ------------------
!
ALLOCATE(ZCLAY(KNI))
YRECFM='CLAY'
IF (GTEB) THEN
YRECFM='TWN_CLAY'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_CLAY'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,ZCLAY(:),IRESP,HDIR='A')
!
!-------------------------------------------------------------------------------
!
! *. Read sand fraction
! ------------------
!
ALLOCATE(ZSAND(KNI))
YRECFM='SAND'
IF (GTEB) THEN
YRECFM='TWN_SAND'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_SAND'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,ZSAND(:),IRESP,HDIR='A')
!
!-------------------------------------------------------------------------------
!
! *. Read soil grid
! --------------
!
!* Reference grid for DIF
!
IF(YISBA=='DIF') THEN
ALLOCATE(ZSOILGRID(ILAYER))
ZSOILGRID=XUNDEF
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=2) THEN
YRECFM='SOILGRID'
IF (GTEB) THEN
YRECFM='TWN_SOILGRID'
IF (IVERSION>7 .OR. IVERSION==7 .AND. IBUGFIX>=3) YRECFM='GD_SOILGRID'
ENDIF
CALL READ_SURF(HFILEPGDTYPE,YRECFM,ZSOILGRID,IRESP,HDIR='-')
ELSE
ZSOILGRID(1:ILAYER) = XOPTIMGRID(1:ILAYER)
ENDIF
ELSE
ALLOCATE(ZSOILGRID(0))
ENDIF
!
IF ((HFIELD=='TG ') .AND. (YISBA=='2-L' .OR. YISBA=='3-L')) THEN
ALLOCATE(PDEPTH (KNI,ILAYER,NVEGTYPE))
DO JVEGTYPE=1,NVEGTYPE
PDEPTH(:,1,JVEGTYPE) = 0.
PDEPTH(:,2,JVEGTYPE) = 0.2
IF (ILAYER==3) PDEPTH(:,3,JVEGTYPE) = 3.
END DO
ELSE
YNAT='NAT'
IF (GTEB) YNAT='GRD'
CALL READ_EXTERN_DEPTH(HFILEPGDTYPE,KLUOUT,YISBA,YNAT,HFIELD,KNI,ILAYER,IPATCH,&
ZSOILGRID,PDEPTH,IVERSION)
END IF
!
DEALLOCATE(ZSOILGRID)
!
! *. Read fraction of nature
! --------------
!
ALLOCATE(ZNAT(KNI))
IF (IVERSION>=7) THEN
CALL READ_SURF(HFILEPGDTYPE,'FRAC_NATURE',ZNAT,IRESP,HDIR='A')
ELSE
ZNAT=1.0
ENDIF
!
CALL CLOSE_AUX_IO_SURF(HFILEPGD,HFILEPGDTYPE)
!
!* Allocate soil variable profile
! ------------------------------
!
!
ALLOCATE(ZVAR(KNI,ILAYER,IPATCH))
ALLOCATE(ZWORK(KNI,IPATCH))
ZWORK(:,:) = XUNDEF
!
! *. Read soil variable profile
! --------------------------
!
IF (GTEB) THEN
CALL OPEN_AUX_IO_SURF(HFILE,HFILETYPE,'TOWN ')
ELSE
CALL OPEN_AUX_IO_SURF(HFILE,HFILETYPE,'NATURE')
ENDIF
!
YRECFM=TRIM(HNAME)
CALL READ_SURF_FIELD3D(HFILETYPE,ZVAR,1,ILAYER,YRECFM,HDIR='A')
!
CALL CLOSE_AUX_IO_SURF(HFILE,HFILETYPE)
!
DEALLOCATE(ZWORK)
!
!
! *. Compute relative humidity from units kg/m^2 (SWI)
! ------------------------------------------------
!
!* In case of force-restore ISBA, adds one layer at bottom of surface layer
IF ((HFIELD=='WG ' .OR. HFIELD=='WGI ') .AND. (YISBA=='2-L' .OR. YISBA=='3-L')) THEN
ALLOCATE(ZFIELD(KNI,ILAYER,IPATCH))
ZFIELD(:,:,:) = ZVAR(:,:,:)
DEALLOCATE(ZVAR)
!
ILAYER = ILAYER + 1
IF ( YISBA=='3-L' ) ILAYER = ILAYER + 1
ALLOCATE(ZVAR(KNI,ILAYER,IPATCH))
DO JPATCH=1,IPATCH
ZVAR(:,1,JPATCH)=ZFIELD(:,1,JPATCH)
ZVAR(:,2,JPATCH)=ZFIELD(:,2,JPATCH) ! new layer at root layer humidity but below surface layer
ZVAR(:,3,JPATCH)=ZFIELD(:,2,JPATCH)
IF ( YISBA=='3-L' ) THEN
ZVAR(:,4,JPATCH)=ZFIELD(:,3,JPATCH)
ZVAR(:,5,JPATCH)=ZFIELD(:,3,JPATCH)
END IF
END DO
DEALLOCATE(ZFIELD)
END IF
!
ALLOCATE(ZFIELD(KNI,ILAYER,IPATCH))
ZFIELD = ZVAR
!
IF (HFIELD=='WG ' .OR. HFIELD=='WGI ') THEN
!
! Compute ISBA model constants
!
ALLOCATE (ZWFC (KNI))
ALLOCATE (ZWWILT(KNI))
ALLOCATE (ZWSAT (KNI))
!
ZWSAT (:) = WSAT_FUNC (ZCLAY(:),ZSAND(:),YPEDOTF)
ZWWILT(:) = WWILT_FUNC(ZCLAY(:),ZSAND(:),YPEDOTF)
ZWFC (:) = WFC_FUNC (ZCLAY(:),ZSAND(:),YPEDOTF)
!
DEALLOCATE (ZSAND)
DEALLOCATE (ZCLAY)
ZFIELD(:,:,:) = XUNDEF
!
IF (HFIELD=='WG ') THEN
DO JPATCH=1,IPATCH
DO JLAYER=1,ILAYER
WHERE(ZNAT(:)>0.0 .AND. ZVAR(:,JLAYER,JPATCH)/=XUNDEF)
ZVAR(:,JLAYER,JPATCH) = MAX(MIN(ZVAR(:,JLAYER,JPATCH),ZWSAT(:)),0.)
!
ZFIELD(:,JLAYER,JPATCH) = (ZVAR(:,JLAYER,JPATCH) - ZWWILT(:)) / (ZWFC(:) - ZWWILT(:))
END WHERE
END DO
END DO
ELSE IF (HFIELD=='WGI ') THEN
DO JPATCH=1,IPATCH
DO JLAYER=1,ILAYER
WHERE(ZNAT(:)>0.0 .AND. ZVAR(:,JLAYER,JPATCH)/=XUNDEF)
ZFIELD(:,JLAYER,JPATCH) = ZVAR(:,JLAYER,JPATCH) / ZWSAT(:)
END WHERE
END DO
END DO
END IF
!
DEALLOCATE (ZNAT)
DEALLOCATE (ZWSAT)
DEALLOCATE (ZWWILT)
DEALLOCATE (ZWFC)
!
!
END IF
!
DEALLOCATE(ZVAR)
!-------------------------------------------------------------------------------
!
! *. Set the field on all vegtypes
! -----------------------------
!
ALLOCATE(PFIELD(KNI,ILAYER,NVEGTYPE))
CALL PUT_ON_ALL_VEGTYPES(KNI,ILAYER,IPATCH,NVEGTYPE,ZFIELD,PFIELD)
DEALLOCATE(ZFIELD)
IF (LHOOK) CALL DR_HOOK('MODE_READ_EXTERN:READ_EXTERN_ISBA',1,ZHOOK_HANDLE)
!
!------------------------------------------------------------------------------
!
END SUBROUTINE READ_EXTERN_ISBA
!
!------------------------------------------------------------------------------
!
END MODULE MODE_READ_EXTERN