clm5.0/src_clm40/main/organicFileMod.F90
2025-01-12 20:48:10 +08:00

114 lines
3.2 KiB
Fortran

module organicFileMod
!-----------------------------------------------------------------------
!BOP
!
! !MODULE: organicFileMod
!
! !DESCRIPTION:
! Contains methods for reading in organic matter data file which has
! organic matter density for each grid point and soil level
!
! !USES
use abortutils , only : endrun
use clm_varctl , only : iulog
use shr_kind_mod , only : r8 => shr_kind_r8
!
! !PUBLIC TYPES:
implicit none
private
save
!
! !PUBLIC MEMBER FUNCTIONS:
public :: organicrd ! Read organic matter dataset
!
! !REVISION HISTORY:
! Created by David Lawrence, 4 May 2006
! Revised by David Lawrence, 21 September 2007
! Revised by David Lawrence, 14 October 2008
!
!EOP
!
!-----------------------------------------------------------------------
contains
!-----------------------------------------------------------------------
!BOP
!
! !IROUTINE: organicrd
!
! !INTERFACE:
subroutine organicrd(organic)
!
! !DESCRIPTION:
! Read the organic matter dataset.
!
! !USES:
use clm_varctl , only : fsurdat, single_column
use fileutils , only : getfil
use spmdMod , only : masterproc
use clmtype , only : grlnd
use domainMod , only : ldomain
use ncdio_pio
!
! !ARGUMENTS:
implicit none
real(r8), pointer :: organic(:,:) ! organic matter density (kg/m3)
!
! !CALLED FROM:
! subroutine initialize in module initializeMod
!
! !REVISION HISTORY:
! Created by David Lawrence, 4 May 2006
! Revised by David Lawrence, 21 September 2007
!
!
! !LOCAL VARIABLES:
!EOP
character(len=256) :: locfn ! local file name
type(file_desc_t) :: ncid ! netcdf id
integer :: ni,nj,ns ! dimension sizes
logical :: isgrid2d ! true => file is 2d
logical :: readvar ! true => variable is on dataset
character(len=32) :: subname = 'organicrd' ! subroutine name
!-----------------------------------------------------------------------
! Initialize data to zero - no organic matter dataset
organic(:,:) = 0._r8
! Read data if file was specified in namelist
if (fsurdat /= ' ') then
if (masterproc) then
write(iulog,*) 'Attempting to read organic matter data .....'
write(iulog,*) subname,trim(fsurdat)
end if
call getfil (fsurdat, locfn, 0)
call ncd_pio_openfile (ncid, locfn, 0)
call ncd_inqfdims (ncid, isgrid2d, ni, nj, ns)
if (ldomain%ns /= ns .or. ldomain%ni /= ni .or. ldomain%nj /= nj) then
write(iulog,*)trim(subname), 'ldomain and input file do not match dims '
write(iulog,*)trim(subname), 'ldomain%ni,ni,= ',ldomain%ni,ni
write(iulog,*)trim(subname), 'ldomain%nj,nj,= ',ldomain%nj,nj
write(iulog,*)trim(subname), 'ldomain%ns,ns,= ',ldomain%ns,ns
call endrun()
end if
call ncd_io(ncid=ncid, varname='ORGANIC', flag='read', data=organic, &
dim1name=grlnd, readvar=readvar)
if (.not. readvar) call endrun('organicrd: errror reading ORGANIC')
if ( masterproc )then
write(iulog,*) 'Successfully read organic matter data'
write(iulog,*)
end if
endif
end subroutine organicrd
end module organicFileMod