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atmosphere_stub.F90
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atmosphere_stub.F90
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module atmosphere_stub_mod
#include <fms_platform.h>
!-----------------
! FMS modules:
!-----------------
use time_manager_mod, only: time_type, get_time, set_time, operator(+), &
operator(-), operator(/), time_type_to_real
use fms_mod, only: file_exist, open_namelist_file, &
close_file, error_mesg, FATAL, &
check_nml_error, stdlog, &
write_version_number, &
set_domain, &
read_data, &
mpp_clock_id, mpp_clock_begin, &
mpp_clock_end, CLOCK_SUBCOMPONENT, &
clock_flag_default, nullify_domain
use mpp_mod, only: mpp_error, stdout, FATAL, NOTE, &
input_nml_file, mpp_root_pe, &
mpp_npes, mpp_pe, mpp_chksum, &
mpp_get_current_pelist, &
mpp_set_current_pelist
use mpp_parameter_mod, only: EUPDATE, WUPDATE, SUPDATE, NUPDATE
use mpp_domains_mod, only: domain2d, mpp_update_domains
use xgrid_mod, only: grid_box_type
!-----------------
! FV core modules:
!-----------------
use fv_arrays_mod, only: fv_atmos_type,fv_grid_bounds_type,fv_grid_type
use fv_control_stub_mod, only: fv_init, ngrids
use fv_timing_mod, only: timing_on, timing_off
use fv_sg_mod, only: fv_subgrid_z
use fv_update_phys_mod, only: fv_update_phys
use mpp_domains_mod, only: mpp_get_data_domain, mpp_get_compute_domain
use tp_core_mod, only: copy_corners
use a2b_edge_mod, only: a2b_ord4
implicit none
private
!--- driver routines
public :: atmosphere_init_stub
!--- utility routines
!public :: atmosphere_return_winds, atmosphere_smooth_noise
public :: atmosphere_resolution,atmosphere_domain,&
atmosphere_scalar_field_halo,atmosphere_control_data
!--- physics/radiation data exchange routines
!-----------------------------------------------------------------------
! version number of this module
! Include variable "version" to be written to log file.
#include<file_version.h>
character(len=20) :: mod_name = 'fvGFS/atmosphere_mod'
!---- private data ----
public Atm, mytile
!These are convenience variables for local use only, and are set to values in Atm%
real :: dt_atmos
integer :: npx, npy, npz, ncnst, pnats
integer :: isc, iec, jsc, jec
integer :: isd, ied, jsd, jed
integer :: sec, seconds, days
integer :: id_dynam, id_fv_diag, id_subgridz
integer :: mytile = 1
integer :: p_split = 1
integer, allocatable :: pelist(:)
logical, allocatable :: grids_on_this_pe(:)
type(fv_atmos_type), allocatable, target :: Atm(:)
integer :: id_udt_dyn, id_vdt_dyn
!---dynamics tendencies for use in fv_subgrid_z and during fv_update_phys
real, allocatable, dimension(:,:,:) :: u_dt, v_dt, t_dt
real, allocatable :: pref(:,:), dum1d(:)
logical :: first_diag = .true.
contains
!>@brief The subroutine 'atmosphere_init' is an API to initialize the FV3 dynamical core,
!! including the grid structures, memory, initial state (self-initialization or restart),
!! and diagnostics.
subroutine atmosphere_init_stub (Grid_box, area)
type(grid_box_type), intent(inout) :: Grid_box
real*8, pointer, dimension(:,:), intent(inout) :: area
!--- local variables ---
integer :: i, n
call timing_on('ATMOS_INIT')
allocate(pelist(mpp_npes()))
call mpp_get_current_pelist(pelist)
!---- compute physics/atmos time step in seconds ----
dt_atmos = real(sec)
call fv_init( Atm, dt_atmos, grids_on_this_pe, p_split ) ! allocates Atm components
do n=1,ngrids
if (grids_on_this_pe(n)) mytile = n
enddo
npx = Atm(mytile)%npx
npy = Atm(mytile)%npy
npz = Atm(mytile)%npz
ncnst = Atm(mytile)%ncnst
pnats = Atm(mytile)%flagstruct%pnats
isc = Atm(mytile)%bd%isc
iec = Atm(mytile)%bd%iec
jsc = Atm(mytile)%bd%jsc
jec = Atm(mytile)%bd%jec
isd = isc - Atm(mytile)%bd%ng
ied = iec + Atm(mytile)%bd%ng
jsd = jsc - Atm(mytile)%bd%ng
jed = jec + Atm(mytile)%bd%ng
! Allocate grid variables to be used to calculate gradient in 2nd order flux exchange
! This data is only needed for the COARSEST grid.
allocate(Grid_box%dx ( isc:iec , jsc:jec+1))
allocate(Grid_box%dy ( isc:iec+1, jsc:jec ))
allocate(Grid_box%area ( isc:iec , jsc:jec ))
allocate(Grid_box%edge_w( jsc:jec+1))
allocate(Grid_box%edge_e( jsc:jec+1))
allocate(Grid_box%edge_s( isc:iec+1 ))
allocate(Grid_box%edge_n( isc:iec+1 ))
allocate(Grid_box%en1 (3, isc:iec , jsc:jec+1))
allocate(Grid_box%en2 (3, isc:iec+1, jsc:jec ))
allocate(Grid_box%vlon (3, isc:iec , jsc:jec ))
allocate(Grid_box%vlat (3, isc:iec , jsc:jec ))
Grid_box%dx ( isc:iec , jsc:jec+1) = Atm(mytile)%gridstruct%dx ( isc:iec, jsc:jec+1)
Grid_box%dy ( isc:iec+1, jsc:jec ) = Atm(mytile)%gridstruct%dy ( isc:iec+1, jsc:jec )
Grid_box%area ( isc:iec , jsc:jec ) = Atm(mytile)%gridstruct%area ( isc:iec , jsc:jec )
Grid_box%edge_w( jsc:jec+1) = Atm(mytile)%gridstruct%edge_w( jsc:jec+1)
Grid_box%edge_e( jsc:jec+1) = Atm(mytile)%gridstruct%edge_e( jsc:jec+1)
Grid_box%edge_s( isc:iec+1 ) = Atm(mytile)%gridstruct%edge_s( isc:iec+1)
Grid_box%edge_n( isc:iec+1 ) = Atm(mytile)%gridstruct%edge_n( isc:iec+1)
Grid_box%en1 (:, isc:iec , jsc:jec+1) = Atm(mytile)%gridstruct%en1 (:, isc:iec , jsc:jec+1)
Grid_box%en2 (:, isc:iec+1, jsc:jec ) = Atm(mytile)%gridstruct%en2 (:, isc:iec+1, jsc:jec )
do i = 1,3
Grid_box%vlon(i, isc:iec , jsc:jec ) = Atm(mytile)%gridstruct%vlon (isc:iec , jsc:jec, i )
Grid_box%vlat(i, isc:iec , jsc:jec ) = Atm(mytile)%gridstruct%vlat (isc:iec , jsc:jec, i )
enddo
allocate (area(isc:iec , jsc:jec ))
area(isc:iec,jsc:jec) = Atm(mytile)%gridstruct%area_64(isc:iec,jsc:jec)
call set_domain ( Atm(mytile)%domain )
!----- initialize atmos_axes and fv_dynamics diagnostics
!I've had trouble getting this to work with multiple grids at a time; worth revisiting?
! --- initialize clocks for dynamics, physics_down and physics_up
id_dynam = mpp_clock_id ('FV dy-core', flags = clock_flag_default, grain=CLOCK_SUBCOMPONENT )
id_fv_diag = mpp_clock_id ('FV Diag', flags = clock_flag_default, grain=CLOCK_SUBCOMPONENT )
call timing_off('ATMOS_INIT')
end subroutine atmosphere_init_stub
! subroutine atmosphere_smooth_noise (wnoise,npass,ns_type,renorm_type)
!
! !--- interface variables ---
! real,intent(inout) :: wnoise(isd:ied,jsd:jed,1)
! integer, intent(in) :: npass,ns_type,renorm_type
! !--- local variables
! integer:: i,j,nloops,nlast
! real ::inflation(isc:iec,jsc:jec),inflation2
! ! scale factor for restoring inflation
! ! logic:
! ! if box mean: scalar get basic scaling, vector gets 1/grid dependent scaling 0-0 ; 0 - 1
! ! if box mean2: no scaling
! ! if del2 : scalar gets grid dependent scaling,vector get basic scaling 1 0; 1 1
! if(npass.GT.0) then
! if (ns_type.NE.2) then
! if (ns_type.EQ. 0) then
! !inflation2=1.0/sqrt(1.0/(4.0*npass))
! inflation2=1.0/sqrt(1.0/(9.0*npass))
! else
! inflation2=1.0/sqrt(1.0/(11.0/3.0*npass))
! endif
! if ( ns_type.EQ.1) then ! del2 smoothing needs to be scaled by grid-size
! do j=jsc,jec
! do i=isc,iec
! inflation(i,j)=inflation2*Atm(mytile)%gridstruct%dxAV/(0.5*(Atm(mytile)%gridstruct%dx(i,j)+Atm(mytile)%gridstruct%dy(i,j)))
! enddo
! enddo
! else
! if ( renorm_type.EQ.1) then ! box smooth does not need scaling for scalar
! do j=jsc,jec
! do i=isc,iec
! inflation(i,j)=inflation2
! enddo
! enddo
! else
! ! box mean needs inversize grid-size scaling for vector
! do j=jsc,jec
! do i=isc,iec
! inflation(i,j)=inflation2*(0.5*(Atm(mytile)%gridstruct%dx(i,j)+Atm(mytile)%gridstruct%dy(i,j)))/Atm(mytile)%gridstruct%dxAV
! enddo
! enddo
! endif
! endif
! endif
! nloops=npass/3
! nlast=mod(npass,3)
! do j=1,nloops
! if (ns_type.EQ.1) then
! !call del2_cubed(wnoise , 0.25*Atm(mytile)%gridstruct%da_min, Atm(mytile)%gridstruct, &
! call del2_cubed(wnoise , 0.20*Atm(mytile)%gridstruct%da_min, Atm(mytile)%gridstruct, &
! Atm(mytile)%domain, npx, npy, 1, 3, Atm(mytile)%bd)
! else if (ns_type .EQ. 0) then
! call box_mean(wnoise , Atm(mytile)%gridstruct, Atm(mytile)%domain, Atm(mytile)%npx, Atm(mytile)%npy, 1, 3, Atm(mytile)%bd)
! else if (ns_type .EQ. 2) then
! call box_mean2(wnoise , Atm(mytile)%gridstruct, Atm(mytile)%domain, Atm(mytile)%npx, Atm(mytile)%npy, 1, 3, Atm(mytile)%bd)
! endif
! enddo
! if(nlast>0) then
! if (ns_type.EQ.1) then
! !call del2_cubed(wnoise , 0.25*Atm(mytile)%gridstruct%da_min, Atm(mytile)%gridstruct, &
! call del2_cubed(wnoise , 0.20*Atm(mytile)%gridstruct%da_min, Atm(mytile)%gridstruct, &
! Atm(mytile)%domain, npx, npy, 1, nlast, Atm(mytile)%bd)
! else if (ns_type .EQ. 0) then
! call box_mean(wnoise , Atm(mytile)%gridstruct, Atm(mytile)%domain, Atm(mytile)%npx, Atm(mytile)%npy, 1, nlast, Atm(mytile)%bd)
! else if (ns_type .EQ. 2) then
! call box_mean2(wnoise , Atm(mytile)%gridstruct, Atm(mytile)%domain, Atm(mytile)%npx, Atm(mytile)%npy, 1, nlast, Atm(mytile)%bd)
! endif
! endif
! ! restore amplitude
! if (ns_type.NE.2) then
! do j=jsc,jec
! do i=isc,iec
! wnoise(i,j,1)=wnoise(i,j,1)*inflation(i,j)
! enddo
! enddo
! endif
! endif
! end subroutine atmosphere_smooth_noise
! subroutine atmosphere_return_winds (psi,ua,va,edge,km,vwts)
! integer,intent(in) :: edge
! real,intent(inout) :: psi(isd:ied,jsd:jed)
! real,intent(inout) :: ua(isc:iec+edge,jsc:jec)
! real,intent(inout) :: va(isc:iec,jsc:jec+edge)
! integer, optional,intent(in):: km
! real, optional,intent(in):: vwts(:)
! integer :: k
! call timing_on('COMM_TOTAL')
! call mpp_update_domains(psi, Atm(mytile)%domain, complete=.true.)
! call timing_off('COMM_TOTAL')
! if (edge.EQ.0) then
! call make_a_winds(ua, va, psi,Atm(mytile)%ng,Atm(mytile)%gridstruct,Atm(mytile)%bd,Atm(mytile)%npx,Atm(mytile)%npy)
! endif
! if (edge.EQ.1) then
! call make_c_winds(ua, va, psi,Atm(mytile)%ng,Atm(mytile)%gridstruct,Atm(mytile)%bd,Atm(mytile)%npx,Atm(mytile)%npy)
!! populate wind perturbations right here
! do k=1,km
! Atm(mytile)%urandom_c(isc:iec+edge,jsc:jec ,k)=ua*vwts(k)
! Atm(mytile)%vrandom_c(isc:iec ,jsc:jec+edge,k)=va*vwts(k)
! enddo
! !call mpp_update_domains(Atm(mytile)%urandom_c, Atm(mytile)%domain, complete=.true.)
! !call mpp_update_domains(Atm(mytile)%vrandom_c, Atm(mytile)%domain, complete=.true.)
! endif
! end subroutine atmosphere_return_winds
!
subroutine del2_cubed(q, cd, gridstruct, domain, npx, npy, km, nmax, bd)
!---------------------------------------------------------------
! This routine is for filtering the omega field for the physics
!---------------------------------------------------------------
integer, intent(in):: npx, npy, km, nmax
real(kind=8), intent(in):: cd !< cd = K * da_min; 0 < K < 0.25
type(fv_grid_bounds_type), intent(IN) :: bd
real, intent(inout):: q(bd%isd:bd%ied,bd%jsd:bd%jed,km)
type(fv_grid_type), intent(IN), target :: gridstruct
type(domain2d), intent(INOUT) :: domain
real, parameter:: r3 = 1./3.
real :: fx(bd%isd:bd%ied+1,bd%jsd:bd%jed), fy(bd%isd:bd%ied,bd%jsd:bd%jed+1)
real :: q2(bd%isd:bd%ied,bd%jsd:bd%jed)
integer i,j,k, n, nt, ntimes
integer :: is, ie, js, je
integer :: isd, ied, jsd, jed
!Local routine pointers
! real, pointer, dimension(:,:) :: rarea
! real, pointer, dimension(:,:) :: del6_u, del6_v
! logical, pointer :: sw_corner, se_corner, ne_corner, nw_corner
is = bd%is
ie = bd%ie
js = bd%js
je = bd%je
isd = bd%isd
ied = bd%ied
jsd = bd%jsd
jed = bd%jed
ntimes = min(3, nmax)
call timing_on('COMM_TOTAL')
call mpp_update_domains(q, domain, complete=.true.)
call timing_off('COMM_TOTAL')
do n=1,ntimes
nt = ntimes - n
!$OMP parallel do default(none) shared(km,q,is,ie,js,je,npx,npy, &
!$OMP nt,isd,jsd,gridstruct,bd, &
!$OMP cd) &
!$OMP private(fx, fy)
do k=1,km
if ( gridstruct%sw_corner ) then
q(1,1,k) = (q(1,1,k)+q(0,1,k)+q(1,0,k)) * r3
q(0,1,k) = q(1,1,k)
q(1,0,k) = q(1,1,k)
endif
if ( gridstruct%se_corner ) then
q(ie, 1,k) = (q(ie,1,k)+q(npx,1,k)+q(ie,0,k)) * r3
q(npx,1,k) = q(ie,1,k)
q(ie, 0,k) = q(ie,1,k)
endif
if ( gridstruct%ne_corner ) then
q(ie, je,k) = (q(ie,je,k)+q(npx,je,k)+q(ie,npy,k)) * r3
q(npx,je,k) = q(ie,je,k)
q(ie,npy,k) = q(ie,je,k)
endif
if ( gridstruct%nw_corner ) then
q(1, je,k) = (q(1,je,k)+q(0,je,k)+q(1,npy,k)) * r3
q(0, je,k) = q(1,je,k)
q(1,npy,k) = q(1,je,k)
endif
if(nt>0 .and. (.not. gridstruct%regional)) call copy_corners(q(isd,jsd,k), npx, npy, 1, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner )
do j=js-nt,je+nt
do i=is-nt,ie+1+nt
#ifdef USE_SG
fx(i,j) = gridstruct%dy(i,j)*gridstruct%sina_u(i,j)*(q(i-1,j,k)-q(i,j,k))*gridstruct%rdxc(i,j)
#else
fx(i,j) = gridstruct%del6_v(i,j)*(q(i-1,j,k)-q(i,j,k))
#endif
enddo
enddo
if(nt>0 .and. (.not. gridstruct%regional)) call copy_corners(q(isd,jsd,k), npx, npy, 2, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner)
do j=js-nt,je+1+nt
do i=is-nt,ie+nt
#ifdef USE_SG
fy(i,j) = gridstruct%dx(i,j)*gridstruct%sina_v(i,j)*(q(i,j-1,k)-q(i,j,k))*gridstruct%rdyc(i,j)
#else
fy(i,j) = gridstruct%del6_u(i,j)*(q(i,j-1,k)-q(i,j,k))
#endif
enddo
enddo
do j=js-nt,je+nt
do i=is-nt,ie+nt
q(i,j,k) = q(i,j,k) + cd*gridstruct%rarea(i,j)*(fx(i,j)-fx(i+1,j)+fy(i,j)-fy(i,j+1))
enddo
enddo
enddo
enddo
end subroutine del2_cubed
!>@brief The subroutine 'box_mean' filters a field with a 9-point mean stencil
subroutine box_mean(q, gridstruct, domain, npx, npy, km, nmax, bd)
!---------------------------------------------------------------
! This routine is for filtering the omega field for the physics
!---------------------------------------------------------------
integer, intent(in):: npx, npy, km, nmax
type(fv_grid_bounds_type), intent(IN) :: bd
real, intent(inout):: q(bd%isd:bd%ied,bd%jsd:bd%jed,km)
type(fv_grid_type), intent(IN), target :: gridstruct
type(domain2d), intent(INOUT) :: domain
real, parameter:: r3 = 1./3.,r9=1./9.
real :: q2(bd%isd:bd%ied,bd%jsd:bd%jed)
integer i,j,k, n, nt, ntimes
integer :: is, ie, js, je
integer :: isd, ied, jsd, jed
!Local routine pointers
! real, pointer, dimension(:,:) :: rarea
! real, pointer, dimension(:,:) :: del6_u, del6_v
! logical, pointer :: sw_corner, se_corner, ne_corner, nw_corner
is = bd%is
ie = bd%ie
js = bd%js
je = bd%je
isd = bd%isd
ied = bd%ied
jsd = bd%jsd
jed = bd%jed
ntimes = min(3, nmax)
call timing_on('COMM_TOTAL')
call mpp_update_domains(q, domain, complete=.true.)
call timing_off('COMM_TOTAL')
do n=1,ntimes
nt = ntimes !- n
!$OMP parallel do default(none) shared(km,is,ie,js,je,npx,npy, &
!$OMP q,nt,isd,jsd,gridstruct,bd) &
!$OMP private(q2)
do k=1,km
if ( gridstruct%sw_corner ) then
q(1,1,k) = (q(1,1,k)+q(0,1,k)+q(1,0,k)) * r3
q(0,1,k) = q(1,1,k)
q(1,0,k) = q(1,1,k)
endif
if ( gridstruct%se_corner ) then
q(ie, 1,k) = (q(ie,1,k)+q(npx,1,k)+q(ie,0,k)) * r3
q(npx,1,k) = q(ie,1,k)
q(ie, 0,k) = q(ie,1,k)
endif
if ( gridstruct%ne_corner ) then
q(ie, je,k) = (q(ie,je,k)+q(npx,je,k)+q(ie,npy,k)) * r3
q(npx,je,k) = q(ie,je,k)
q(ie,npy,k) = q(ie,je,k)
endif
if ( gridstruct%nw_corner ) then
q(1, je,k) = (q(1,je,k)+q(0,je,k)+q(1,npy,k)) * r3
q(0, je,k) = q(1,je,k)
q(1,npy,k) = q(1,je,k)
endif
if(nt>0) call copy_corners(q(isd,jsd,k), npx, npy, 1, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner )
if(nt>0) call copy_corners(q(isd,jsd,k), npx, npy, 2, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner)
!do j=js-nt,je+nt
! do i=is-nt,ie+nt
do j=jsd+1,jed-1
do i=isd+1,ied-1
!q2(i,j) = (gridstruct%area(i-1,j+1)*q(i-1,j+1,k) + gridstruct%area(i,j+1)*q(i,j+1,k) + gridstruct%area(i+1,j+1)*q(i+1,j+1,k) +&
! gridstruct%area(i-1,j )*q(i-1,j,k) + gridstruct%area(i,j )*q(i,j ,k) + gridstruct%area(i+1,j )*q(i+1,j ,k) +&
! gridstruct%area(i-1,j-1)*q(i-1,j-1,k) + gridstruct%area(i,j-1)*q(i,j-1,k) + gridstruct%area(i+1,j-1)*q(i+1,j-1,k))/SUM(gridstruct%area(i-1:i+1,j-1:j+1))
q2(i,j) = r9*(q(i-1,j+1,k)+q(i,j+1,k)+q(i+1,j+1,k)+q(i-1,j,k)+q(i,j,k)+q(i+1,j,k)+q(i-1,j-1,k)+q(i,j-1,k)+q(i+1,j-1,k))
!if (j.GE. je .AND. i.GE. ie) print*,'area +1=',gridstruct%area(i-1:i+1,j+1)
!if (j.GE. je .AND. i.GE. ie) print*,'area =',gridstruct%area(i-1:i+1,j)
!if (j.GE. je .AND. i.GE. ie) print*,'area -1=',gridstruct%area(i-1:i+1,j-1)
!if (j.GE. je .AND. i.GE. ie) print*,'q +1=',q(i-1:i+1,j+1,k)
!if (j.GE. je .AND. i.GE. ie) print*,'q =',q(i-1:i+1,j,k)
!if (j.GE. je .AND. i.GE. ie) print*,'q -1=',q(i-1:i+1,j-1,k)
enddo
enddo
do j=js-nt,je+nt
do i=is-nt,ie+nt
q(i,j,k)=q2(i,j)
enddo
enddo
enddo
enddo
end subroutine box_mean
subroutine box_mean2(q, gridstruct, domain, npx, npy, km, nmax, bd)
!---------------------------------------------------------------
! This routine is for filtering the omega field for the physics
!---------------------------------------------------------------
integer, intent(in):: npx, npy, km, nmax
type(fv_grid_bounds_type), intent(IN) :: bd
real, intent(inout):: q(bd%isd:bd%ied,bd%jsd:bd%jed,km)
type(fv_grid_type), intent(IN), target :: gridstruct
type(domain2d), intent(INOUT) :: domain
real, parameter:: r3 = 1./3.,r10=0.1
real :: q2(bd%isd:bd%ied,bd%jsd:bd%jed)
integer i,j,k, n, nt, ntimes
integer :: is, ie, js, je
integer :: isd, ied, jsd, jed
!Local routine pointers
! real, pointer, dimension(:,:) :: rarea
! real, pointer, dimension(:,:) :: del6_u, del6_v
! logical, pointer :: sw_corner, se_corner, ne_corner, nw_corner
is = bd%is
ie = bd%ie
js = bd%js
je = bd%je
isd = bd%isd
ied = bd%ied
jsd = bd%jsd
jed = bd%jed
ntimes = min(3, nmax)
call timing_on('COMM_TOTAL')
call mpp_update_domains(q, domain, complete=.true.)
call timing_off('COMM_TOTAL')
do n=1,ntimes
nt = ntimes !- n
!$OMP parallel do default(none) shared(km,is,ie,js,je,npx,npy, &
!$OMP q,nt,isd,jsd,gridstruct,bd) &
!$OMP private(q2)
do k=1,km
if ( gridstruct%sw_corner ) then
q(1,1,k) = (q(1,1,k)+q(0,1,k)+q(1,0,k)) * r3
q(0,1,k) = q(1,1,k)
q(1,0,k) = q(1,1,k)
endif
if ( gridstruct%se_corner ) then
q(ie, 1,k) = (q(ie,1,k)+q(npx,1,k)+q(ie,0,k)) * r3
q(npx,1,k) = q(ie,1,k)
q(ie, 0,k) = q(ie,1,k)
endif
if ( gridstruct%ne_corner ) then
q(ie, je,k) = (q(ie,je,k)+q(npx,je,k)+q(ie,npy,k)) * r3
q(npx,je,k) = q(ie,je,k)
q(ie,npy,k) = q(ie,je,k)
endif
if ( gridstruct%nw_corner ) then
q(1, je,k) = (q(1,je,k)+q(0,je,k)+q(1,npy,k)) * r3
q(0, je,k) = q(1,je,k)
q(1,npy,k) = q(1,je,k)
endif
if(nt>0) call copy_corners(q(isd,jsd,k), npx, npy, 1, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner )
if(nt>0) call copy_corners(q(isd,jsd,k), npx, npy, 2, gridstruct%nested, bd, &
gridstruct%sw_corner, gridstruct%se_corner, gridstruct%nw_corner, gridstruct%ne_corner)
do j=jsd+1,jed-1
do i=isd+1,ied-1
q2(i,j) = r10*(q(i-1,j+1,k)+q(i,j+1,k)+q(i+1,j+1,k)+q(i-1,j,k)+2*q(i,j,k)+q(i+1,j,k)+q(i-1,j-1,k)+q(i,j-1,k)+q(i+1,j-1,k))
enddo
enddo
do j=js-nt,je+nt
do i=is-nt,ie+nt
q(i,j,k)=q2(i,j)
enddo
enddo
enddo
enddo
end subroutine box_mean2
subroutine make_a_winds(ua, va, psi, ng, gridstruct, bd, npx, npy)
integer, intent(IN) :: ng, npx, npy
type(fv_grid_bounds_type), intent(IN) :: bd
real, intent(inout) :: psi(bd%isd:bd%ied,bd%jsd:bd%jed)
real, intent(inout) :: ua(bd%isc:bd%iec ,bd%jsc:bd%jec )
real, intent(inout) :: va(bd%isc:bd%iec ,bd%jsc:bd%jec )
type(fv_grid_type), intent(IN), target :: gridstruct
! Local:
real, dimension(bd%isd:bd%ied,bd%jsd:bd%jed) :: wk
real, dimension(bd%isc:bd%iec,bd%jsc:bd%jec) :: u,v
integer i,j
integer :: is, ie, js, je
is = bd%is
ie = bd%ie
js = bd%js
je = bd%je
call a2b_ord4( psi, wk, gridstruct, npx, npy, is, ie, js, je, ng, .false.)
do j=js,je
do i=is,ie
u(i,j) = gridstruct%rdy(i,j)*0.5*(wk(i,j+1)+wk(i+1,j+1)-(wk(i,j)+wk(i+1,j)))
enddo
enddo
do j=js,je
do i=is,ie
v(i,j) = gridstruct%rdx(i,j)*0.5*(wk(i,j)+wk(i,j+1)-(wk(i+1,j)+wk(i+1,j+1)))
enddo
enddo
do j=js,je
do i=is,ie
ua(i,j) = 0.5*(gridstruct%a11(i,j)+gridstruct%a11(i,j+1))*u(i,j) + 0.5*(gridstruct%a12(i,j)+gridstruct%a12(i,j+1))*v(i,j)
va(i,j) = 0.5*(gridstruct%a21(i,j)+gridstruct%a21(i+1,j))*u(i,j) + 0.5*(gridstruct%a22(i,j)+gridstruct%a22(i+1,j))*v(i,j)
enddo
enddo
end subroutine make_a_winds
subroutine make_c_winds(uc, vc, psi, ng, gridstruct, bd, npx, npy)
integer, intent(IN) :: ng, npx, npy
type(fv_grid_bounds_type), intent(IN) :: bd
real, intent(inout) :: psi(bd%isd:bd%ied,bd%jsd:bd%jed)
real, intent(inout) :: uc(bd%isc:bd%iec+1 ,bd%jsc:bd%jec )
real, intent(inout) :: vc(bd%isc:bd%iec ,bd%jsc:bd%jec+1)
type(fv_grid_type), intent(IN), target :: gridstruct
! Local:
real, dimension(bd%isd:bd%ied,bd%jsd:bd%jed) :: wk
real, dimension(bd%isc:bd%iec,bd%jsc:bd%jec) :: u,v
integer i,j
integer :: is, ie, js, je
is = bd%is
ie = bd%ie
js = bd%js
je = bd%je
call a2b_ord4( psi, wk, gridstruct, npx, npy, is, ie, js, je, ng, .false.)
do j=js,je
do i=is,ie+1
uc(i,j) = gridstruct%rdy(i,j)*(wk(i,j+1)-wk(i,j))
enddo
enddo
do j=js,je+1
do i=is,ie
vc(i,j) = gridstruct%rdx(i,j)*(wk(i,j)-wk(i+1,j))
enddo
enddo
end subroutine make_c_winds
!>@brief The subroutine 'atmospehre_resolution' is an API to return the local
!! extents of the current MPI-rank or the global extents of the current
!! cubed-sphere tile.
subroutine atmosphere_resolution (i_size, j_size, global)
integer, intent(out) :: i_size, j_size
logical, intent(in), optional :: global
logical :: local
local = .true.
if( PRESENT(global) ) local = .NOT.global
if( local ) then
i_size = iec - isc + 1
j_size = jec - jsc + 1
else
i_size = npx - 1
j_size = npy - 1
end if
end subroutine atmosphere_resolution
!>@brief The subroutine 'atmosphere_domain' is an API to return
!! the "domain2d" variable associated with the coupling grid and the
!! decomposition for the current cubed-sphere tile.
!>@detail Coupling is done using the mass/temperature grid with no halos.
subroutine atmosphere_domain ( fv_domain, layout, regional, nested, pelist )
type(domain2d), intent(out) :: fv_domain
integer, intent(out) :: layout(2)
logical, intent(out) :: regional
logical, intent(out) :: nested
integer, pointer, intent(out) :: pelist(:)
! returns the domain2d variable associated with the coupling grid
! note: coupling is done using the mass/temperature grid with no halos
fv_domain = Atm(mytile)%domain_for_coupler
layout(1:2) = Atm(mytile)%layout(1:2)
regional = Atm(mytile)%flagstruct%regional
nested = ngrids > 1
call set_atmosphere_pelist()
pelist => Atm(mytile)%pelist
end subroutine atmosphere_domain
subroutine set_atmosphere_pelist ()
call mpp_set_current_pelist(Atm(mytile)%pelist, no_sync=.TRUE.)
end subroutine set_atmosphere_pelist
!>@brief The subroutine 'atmosphere_scalar_field_halo' is an API to return halo information
!! of the current MPI_rank for an input scalar field.
!>@detail Up to three point haloes can be returned by this API which includes special handling for
!! the cubed-sphere tile corners. Output will be in (i,j,k) while input can be in (i,j,k) or
!! horizontally-packed form (ix,k).
subroutine atmosphere_scalar_field_halo (data, halo, isize, jsize, ksize, data_p)
!--------------------------------------------------------------------
! data - output array to return the field with halo (i,j,k)
! optionally input for field already in (i,j,k) form
! sized to include the halo of the field (+ 2*halo)
! halo - size of the halo (must be less than 3)
! ied - horizontal resolution in i-dir with haloes
! jed - horizontal resolution in j-dir with haloes
! ksize - vertical resolution
! data_p - optional input field in packed format (ix,k)
!--------------------------------------------------------------------
!--- interface variables ---
real*8, dimension(1:isize,1:jsize,ksize), intent(inout) :: data !< output array to return the field with halo (i,j,k)
!< optionally input for field already in (i,j,k) form
!< sized to include the halo of the field (+ 2*halo)
integer, intent(in) :: halo !< size of the halo (must be less than 3)
integer, intent(in) :: isize !< horizontal resolution in i-dir with haloes
integer, intent(in) :: jsize !< horizontal resolution in j-dir with haloes
integer, intent(in) :: ksize !< vertical resolution
real*8, dimension(:,:), optional, intent(in) :: data_p !< optional input field in packed format (ix,k)
!--- local variables ---
integer :: i, j, k
integer :: ic, jc
character(len=44) :: modname = 'atmosphere_mod::atmosphere_scalar_field_halo'
integer :: mpp_flags
!--- perform error checking
if (halo .gt. 3) call mpp_error(FATAL, modname//' - halo.gt.3 requires extending the MPP domain to support')
ic = isize - 2 * halo
jc = jsize - 2 * halo
!--- if packed data is present, unpack it into the two-dimensional data array
if (present(data_p)) then
if (ic*jc .ne. size(data_p,1)) call mpp_error(FATAL, modname//' - incorrect sizes for incoming &
&variables data and data_p')
data = 0.
!$OMP parallel do default (none) &
!$OMP shared (data, data_p, halo, ic, jc, ksize) &
!$OMP private (i, j, k)
do k = 1, ksize
do j = 1, jc
do i = 1, ic
data(i+halo, j+halo, k) = data_p(i + (j-1)*ic, k)
enddo
enddo
enddo
endif
mpp_flags = EUPDATE + WUPDATE + SUPDATE + NUPDATE
if (halo == 1) then
call mpp_update_domains(data, Atm(mytile)%domain_for_coupler, flags=mpp_flags, complete=.true.)
elseif (halo == 3) then
call mpp_update_domains(data, Atm(mytile)%domain, flags=mpp_flags, complete=.true.)
else
call mpp_error(FATAL, modname//' - unsupported halo size')
endif
!--- fill the halo points when at a corner of the cubed-sphere tile
!--- interior domain corners are handled correctly
if ( (isc==1) .or. (jsc==1) .or. (iec==npx-1) .or. (jec==npy-1) ) then
do k = 1, ksize
do j=1,halo
do i=1,halo
if ((isc== 1) .and. (jsc== 1)) data(halo+1-j ,halo+1-i ,k) = data(halo+i ,halo+1-j ,k) !SW Corner
if ((isc== 1) .and. (jec==npy-1)) data(halo+1-j ,halo+jc+i,k) = data(halo+i ,halo+jc+j,k) !NW Corner
if ((iec==npx-1) .and. (jsc== 1)) data(halo+ic+j,halo+1-i ,k) = data(halo+ic-i+1,halo+1-j ,k) !SE Corner
if ((iec==npx-1) .and. (jec==npy-1)) data(halo+ic+j,halo+jc+i,k) = data(halo+ic-i+1,halo+jc+j,k) !NE Corner
enddo
enddo
enddo
endif
return
end subroutine atmosphere_scalar_field_halo
subroutine atmosphere_control_data (i1, i2, j1, j2, kt, p_hydro, hydro, tile_num)
integer, intent(out) :: i1, i2, j1, j2, kt
logical, intent(out), optional :: p_hydro, hydro
integer, intent(out), optional :: tile_num
i1 = Atm(mytile)%bd%isc
i2 = Atm(mytile)%bd%iec
j1 = Atm(mytile)%bd%jsc
j2 = Atm(mytile)%bd%jec
kt = Atm(mytile)%npz
if (present(tile_num)) tile_num = Atm(mytile)%tile
if (present(p_hydro)) p_hydro = Atm(mytile)%flagstruct%phys_hydrostatic
if (present( hydro)) hydro = Atm(mytile)%flagstruct%hydrostatic
end subroutine atmosphere_control_data
end module atmosphere_stub_mod