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!> @file
!! @brief Interpolate atmospheric and surface data from MPAS diag, init, or forecast files
!! to a target grid.
!! @author Larissa Reames CIWRO/NOAA/NSSL
!> Public variables are defined below: "target" indicates field
!! associated with the input grid.
!!
!! @author Larissa Reames CIWRO/NOAA/NSSL
module interp
use esmf
use netcdf
use program_setup, only : hist_file_input_grid, &
diag_file_input_grid, &
grid_file_input_grid, &
interp_diag, interp_hist
use model_grid, only : input_grid, target_grid, &
nCells_input, nVert_input, &
nz_input, nzp1_input, &
i_target, j_target, &
nsoil_input, &
cell_latitude_input_grid, &
cell_longitude_input_grid, &
zgrid_input_grid, &
zgrid_target_grid, &
hgt_input_grid, hgt_target_grid, &
target_diag_bundle, &
target_diag_names, &
input_diag_bundle, &
input_hist_bundle_2d_cons, &
input_hist_bundle_2d_nstd, &
input_hist_bundle_2d_patch, &
input_hist_bundle_3d_nz, &
input_hist_bundle_3d_nzp1, &
input_hist_bundle_soil, &
target_hist_bundle_2d_patch, &
target_hist_bundle_2d_cons, &
target_hist_bundle_2d_nstd, &
target_hist_bundle_3d_nz, &
target_hist_bundle_3d_nzp1, &
target_hist_bundle_soil, &
target_diag_names, &
target_hist_names_2d_cons, &
target_hist_names_2d_nstd, &
target_hist_names_2d_patch, &
target_hist_names_3d_nz, &
target_hist_names_3d_nzp1, &
target_hist_names_soil, &
n_diag_fields, nCellsPerPET, &
n_hist_fields_2d_cons, &
n_hist_fields_2d_nstd, &
n_hist_fields_2d_patch, &
n_hist_fields_3d_nz, &
n_hist_fields_3d_nzp1, &
n_hist_fields_soil
implicit none
private
public :: interp_data
type(esmf_routehandle) :: rh_patch
real(esmf_kind_r8), parameter :: spval = 9.9E10
integer(esmf_kind_i4), pointer :: unmappedPtr(:)
contains
subroutine interp_data(localpet)
implicit none
integer, intent(in) :: localpet
if (interp_diag) then
call interp_diag_data(localpet)
endif
if (interp_hist) then
call interp_hist_data(localpet)
endif
end subroutine interp_data
subroutine interp_diag_data(localpet)
implicit none
integer, intent(in) :: localpet
integer :: rc
integer :: isrctermprocessing
type(ESMF_RegridMethod_Flag) :: method
call init_target_diag_fields(localpet)
isrctermprocessing = 1
method = ESMF_REGRIDMETHOD_BILINEAR
if (localpet==0) print*,"- CREATE DIAG BUNDLE REGRID ROUTEHANDLE"
call ESMF_FieldBundleRegridStore(input_diag_bundle, target_diag_bundle, &
regridmethod=method, &
routehandle=rh_patch, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegridStore", rc)
if (localpet==0) print*,"- REGRID DIAG FIELDS "
call ESMF_FieldBundleRegrid(input_diag_bundle, target_diag_bundle, rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
end subroutine interp_diag_data
subroutine init_target_diag_fields(localpet)
implicit none
integer, intent(in) :: localpet
integer :: i, rc
type(esmf_field) :: diag_fields(n_diag_fields)
if (localpet==0) print*,"- INITIALIZE TARGET DIAG FIELDS."
do i = 1, n_diag_fields
if (target_diag_names(i) == "REFL_10CM") then
if (localpet==0) print*, "- INIT FIELD ", target_diag_names(i)
diag_fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
ungriddedLBound=(/1/), &
ungriddedUBound=(/nz_input/), &
name=target_diag_names(i), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__))&
call error_handler("IN FieldCreate", rc)
else
if (localpet==0) print*, "- INIT FIELD ", target_diag_names(i)
diag_fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_diag_names(i), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
endif
enddo
target_diag_bundle = ESMF_FieldBundleCreate(fieldList=diag_fields, &
name="target diag data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
end subroutine init_target_diag_fields
subroutine interp_hist_data(localpet)
implicit none
integer, intent(in) :: localpet
integer :: l(1), u(1)
integer :: rc, nfields, ij, i, j, n
integer :: isrctermprocessing
type(ESMF_RegridMethod_Flag) :: method
type(ESMF_RouteHandle) :: rh_cons, rh_nstd
type(ESMF_Field), allocatable :: fields(:)
real(esmf_kind_r8), pointer :: field_ptr2(:,:), field_ptr3(:,:,:)
call init_target_hist_fields(localpet)
isrctermprocessing = 1
!if (.not. interp_diag) then
method = ESMF_REGRIDMETHOD_BILINEAR
if (localpet==0) print*,"- CREATE HIST BUNDLE PATCH REGRID ROUTEHANDLE"
call ESMF_FieldBundleRegridStore(input_hist_bundle_2d_patch, target_hist_bundle_2d_patch, &
regridmethod=method, &
routehandle=rh_patch, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE, &
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegridStore", rc)
!endif
if (localpet==0) print*,"- PATCH REGRID INIT FIELDS "
call ESMF_FieldBundleRegrid(input_hist_bundle_2d_patch, target_hist_bundle_2d_patch, rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
if (localpet==0) print*,"- CREATE HGT PATCH REGRID ROUTEHANDLE"
call ESMF_FieldRegridStore(hgt_input_grid, hgt_target_grid, &
regridmethod=method, &
routehandle=rh_patch, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__))&
call error_handler("IN FieldBundleRegridStore", rc)
if (localpet==0) print*,"- PATCH REGRID HGT FIELD "
call ESMF_FieldRegrid(hgt_input_grid, hgt_target_grid, rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__))&
call error_handler("IN FieldBundleRegrid", rc)
call ESMF_FieldBundleRegridStore(input_hist_bundle_3d_nz, target_hist_bundle_3d_nz, &
regridmethod=method, &
routehandle=rh_patch, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__))&
call error_handler("IN FieldBundleRegridStore", rc)
call ESMF_FieldBundleRegrid(input_hist_bundle_3d_nz, target_hist_bundle_3d_nz, rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
if (n_hist_fields_3d_nzp1>0) then
if (localpet==0) print*,"- CREATE HIST BUNDLE PATCH REGRID ROUTEHANDLE"
call ESMF_FieldBundleRegridStore(input_hist_bundle_3d_nzp1, target_hist_bundle_3d_nzp1, &
regridmethod=method, &
routehandle=rh_patch, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegridStore", rc)
call ESMF_FieldBundleRegrid(input_hist_bundle_3d_nzp1, target_hist_bundle_3d_nzp1, rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
endif
if (n_hist_fields_2d_cons>0) then
if (localpet==0) print*,"- CREATE HIST BUNDLE CONSERVATIVE REGRID ROUTEHANDLE"
method = ESMF_REGRIDMETHOD_CONSERVE
call ESMF_FieldBundleRegridStore(input_hist_bundle_2d_cons, target_hist_bundle_2d_cons, &
regridmethod=method, &
routehandle=rh_cons, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegridStore", rc)
call ESMF_FieldBundleRegrid(input_hist_bundle_2d_cons, target_hist_bundle_2d_cons, rh_cons, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
endif
if (n_hist_fields_2d_nstd>0) then
if (localpet==0) print*,"- CREATE HIST BUNDLE NSTD REGRID ROUTEHANDLE"
method = ESMF_REGRIDMETHOD_NEAREST_STOD
call ESMF_FieldBundleRegridStore(input_hist_bundle_2d_nstd, target_hist_bundle_2d_nstd, &
regridmethod=method, &
routehandle=rh_nstd, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegridStore", rc)
call ESMF_FieldBundleRegrid(input_hist_bundle_2d_nstd, target_hist_bundle_2d_nstd, rh_nstd, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
endif
if (n_hist_fields_soil>0) then
call ESMF_FieldBundleRegridStore(input_hist_bundle_soil, target_hist_bundle_soil, &
regridmethod=method, &
routehandle=rh_nstd, &
srcTermProcessing=isrctermprocessing, &
unmappedaction=ESMF_UNMAPPEDACTION_IGNORE,&
rc=rc)
call ESMF_FieldBundleRegrid(input_hist_bundle_soil, target_hist_bundle_soil, rh_nstd, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleRegrid", rc)
endif
if (localpet==0) print*,"- CALL FieldRegridRelease."
call ESMF_FieldBundleRegridRelease(routehandle=rh_patch, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldRegridRelease", rc)
if(n_hist_fields_2d_cons>0) then
if (localpet==0) print*,"- CALL FieldRegridRelease."
call ESMF_FieldBundleRegridRelease(routehandle=rh_cons, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldRegridRelease", rc)
endif
if(n_hist_fields_2d_nstd>0) then
if (localpet==0) print*,"- CALL FieldRegridRelease."
call ESMF_FieldBundleRegridRelease(routehandle=rh_nstd, rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldRegridRelease", rc)
endif
end subroutine interp_hist_data
subroutine init_target_hist_fields(localpet)
implicit none
integer, intent(in) :: localpet
integer :: i, rc
character(50), allocatable :: field_names(:)
type(esmf_field),allocatable :: fields(:)
if (localpet==0) print*, "- INIT TARGET HGT FIELD "
hgt_target_grid = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name='HGT', rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__))&
call error_handler("IN FieldCreate", rc)
if (localpet==0) print*,"- INITIALIZE TARGET 2D CONS HIST FIELDS."
if (n_hist_fields_2d_cons > 0) then
allocate(fields(n_hist_fields_2d_cons))
do i = 1, n_hist_fields_2d_cons
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_2d_cons(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_2d_cons(i), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_2d_cons = ESMF_FieldBundleCreate(fieldList=fields, &
name="target init 2d cons data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
if (localpet==0) print*,"- INITIALIZE TARGET 2D NSTD HIST FIELDS."
if (n_hist_fields_2d_nstd > 0) then
allocate(fields(n_hist_fields_2d_nstd))
do i = 1, n_hist_fields_2d_nstd
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_2d_nstd(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_2d_nstd(i), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_2d_nstd = ESMF_FieldBundleCreate(fieldList=fields, &
name="target init 2d nstd data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
if (localpet==0) print*,"- INITIALIZE TARGET 2D PATCH HIST FIELDS."
if (n_hist_fields_2d_patch > 0) then
allocate(fields(n_hist_fields_2d_patch))
do i = 1, n_hist_fields_2d_patch
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_2d_patch(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_2d_patch(i), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_2d_patch = ESMF_FieldBundleCreate(fieldList=fields, &
name="target init 2d patch data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
if (n_hist_fields_soil>0) then
allocate(fields(n_hist_fields_soil))
do i = 1, n_hist_fields_soil
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_soil(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_soil(i), &
ungriddedLBound=(/1/), &
ungriddedUBound=(/nsoil_input/), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_soil= ESMF_FieldBundleCreate(fieldList=fields, &
name="target init soil data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
if (n_hist_fields_3d_nz>0) then
allocate(fields(n_hist_fields_3d_nz))
do i = 1, n_hist_fields_3d_nz
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_3d_nz(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_3d_nz(i), &
ungriddedLBound=(/1/), &
ungriddedUBound=(/nz_input/), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_3d_nz = ESMF_FieldBundleCreate(fieldList=fields, &
name="target init 3d nz data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
if (n_hist_fields_3d_nzp1>0) then
allocate(fields(n_hist_fields_3d_nzp1))
do i = 1, n_hist_fields_3d_nzp1
if (localpet==0) print*, "- INIT FIELD ", target_hist_names_3d_nzp1(i)
fields(i) = ESMF_FieldCreate(target_grid, &
typekind=ESMF_TYPEKIND_R8, &
staggerloc=ESMF_STAGGERLOC_CENTER, &
name=target_hist_names_3d_nzp1(i), &
ungriddedLBound=(/1/), &
ungriddedUBound=(/nzp1_input/), rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldCreate", rc)
enddo
target_hist_bundle_3d_nzp1 = ESMF_FieldBundleCreate(fieldList=fields, &
name="target init 3d nz data", rc=rc)
if(ESMF_logFoundError(rcToCheck=rc,msg=ESMF_LOGERR_PASSTHRU,line=__LINE__,file=__FILE__)) &
call error_handler("IN FieldBundleCreate", rc)
deallocate(fields)
endif
deallocate(target_hist_names_2d_cons, target_hist_names_2d_nstd)
deallocate(target_hist_names_2d_patch, target_hist_names_3d_nz)
deallocate(target_hist_names_3d_nzp1)
end subroutine init_target_hist_fields
end module interp