#include "MAPL_Generic.h" module MAPL_EsmfRegridderMod use, intrinsic :: iso_fortran_env, only: REAL32, REAL64 use ESMF use mapl_RegridMethods use MAPL_KeywordEnforcerMod use mapl_ErrorHandlingMod use MAPL_RegridderSpec use MAPL_AbstractGridFactoryMod use MAPL_AbstractRegridderMod use MAPL_GridManagerMod use MAPL_BaseMod, only: MAPL_undef, MAPL_GridHasDE use MAPL_RegridderSpecRouteHandleMap use MAPL_MAPLGrid use MAPL_ConstantsMod implicit none private public :: EsmfRegridder integer, save :: counter = 0 ! Singleton container to avoid unnecessary duplication of ! ESMF Route handles type (RegridderSpecRouteHandleMap), save, target :: route_handles_r4 type (RegridderSpecRouteHandleMap), save, target :: route_handles_r8 type (RegridderSpecRouteHandleMap), save, target :: transpose_route_handles_r4 type (RegridderSpecRouteHandleMap), save, target :: transpose_route_handles_r8 type, extends(AbstractRegridder) :: EsmfRegridder integer :: regrid_method type (ESMF_DynamicMask) :: dynamic_mask contains procedure :: initialize_subclass procedure, nopass :: supports procedure :: regrid_scalar_2d_real32 procedure :: regrid_scalar_2d_real64 procedure :: regrid_scalar_3d_real32 procedure :: regrid_scalar_3d_real64 procedure :: regrid_vector_2d_real32 procedure :: regrid_vector_2d_real64 procedure :: regrid_vector_3d_real32 procedure :: regrid_vector_3d_real64 procedure :: transpose_regrid_scalar_2d_real32 procedure :: transpose_regrid_scalar_3d_real32 procedure :: transpose_regrid_vector_2d_real32 procedure :: transpose_regrid_vector_3d_real32 ! internal procedure :: do_regrid procedure :: create_route_handle procedure :: select_route_handle procedure :: destroy procedure :: destroy_route_handle end type EsmfRegridder interface EsmfRegridder module procedure new_EsmfRegridder end interface EsmfRegridder contains function new_EsmfRegridder() result(regridder) use MAPL_BaseMod type (EsmfRegridder) :: regridder _UNUSED_DUMMY(regridder) ! Nothing to do here end function new_EsmfRegridder logical function supports(spec, unusable, rc) type(RegridderSpec), intent(in) :: spec class(KeywordEnforcer), optional, intent(in) :: unusable integer, optional, intent(out) :: rc _UNUSED_DUMMY(unusable) supports = any(spec%regrid_method == & [ & REGRID_METHOD_BILINEAR, & REGRID_METHOD_BILINEAR_MONOTONIC, & REGRID_METHOD_BILINEAR_ROTATE, & REGRID_METHOD_CONSERVE, & REGRID_METHOD_CONSERVE_MONOTONIC, & REGRID_METHOD_VOTE, & REGRID_METHOD_FRACTION, & REGRID_METHOD_CONSERVE_2ND, & REGRID_METHOD_PATCH, & REGRID_METHOD_NEAREST_STOD ]) !!$ supports = .true. _RETURN(_SUCCESS) end function supports subroutine regrid_scalar_2d_real32(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real(kind=REAL32), intent(in) :: q_in(:,:) real(kind=REAL32), intent(out) :: q_out(:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_scalar_2d_real32()' integer :: status type (RegridderSpec) :: spec real, pointer :: p_src(:,:), p_dst(:,:) type (ESMF_Field) :: src_field, dst_field logical :: HasDE spec = this%get_spec() ! TODO support other staggerings src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = q_in end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) if (HasDE) q_out = p_dst call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_scalar_2d_real32 subroutine regrid_scalar_2d_real64(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real(kind=REAL64), intent(in) :: q_in(:,:) real(kind=REAL64), intent(out) :: q_out(:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_scalar_2d_real32()' integer :: status type (RegridderSpec) :: spec real, pointer :: p_src(:,:), p_dst(:,:) type (ESMF_Field) :: src_field, dst_field logical :: HasDE spec = this%get_spec() ! TODO support other staggerings src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R8, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = q_in end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R8, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) if (HasDE) q_out = p_dst call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_scalar_2d_real64 subroutine transpose_regrid_scalar_2d_real32(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real(kind=REAL32), intent(in) :: q_in(:,:) real(kind=REAL32), intent(out) :: q_out(:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::transpose_regrid_scalar_2d_real32()' integer :: status type (RegridderSpec) :: spec real, pointer :: p_src(:,:), p_dst(:,:) type (ESMF_Field) :: src_field, dst_field logical :: HasDE spec = this%get_spec() src_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = q_in end if dst_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[1,2],& rc=status) HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, doTranspose=.true., rc=status) _VERIFY(status) if (hasDE) q_out = p_dst call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine transpose_regrid_scalar_2d_real32 subroutine regrid_scalar_3d_real32(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: q_in(:,:,:) real, intent(out) :: q_out(:,:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_scalar_3d_real32()' integer :: status type (RegridderSpec) :: spec real, pointer :: p_src(:,:,:), p_dst(:,:,:) type (ESMF_Field) :: src_field, dst_field integer :: kin,kout,km logical :: hasDE type(ESMF_VM) :: vm spec = this%get_spec() ! Note: tranposing km to leading index call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(q_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceflag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(kin == size(q_in,3),'inconsistent array shape') end if src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kin],& rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = reshape(q_in,shape(p_src), order=[2,3,1]) end if HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(q_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceflag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(km == size(q_out,3),'inconsistent array shape') end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kout],& rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) if (HasDE) q_out = reshape(p_dst, shape(q_out), order=[3,1,2]) call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_scalar_3d_real32 subroutine regrid_scalar_3d_real64(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real(real64), intent(in) :: q_in(:,:,:) real(real64), intent(out) :: q_out(:,:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_scalar_3d_real32()' integer :: status type (RegridderSpec) :: spec real(real64), pointer :: p_src(:,:,:), p_dst(:,:,:) type (ESMF_Field) :: src_field, dst_field integer :: kin,kout,km logical :: hasDE type(ESMF_VM) :: vm spec = this%get_spec() ! Note: tranposing km to leading index call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(q_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceflag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(kin == size(q_in,3),'inconsistent array shape') end if src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R8, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kin],& rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = reshape(q_in,shape(p_src), order=[2,3,1]) end if HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(q_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceflag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(km == size(q_out,3),'inconsistent array shape') end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R8, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kout],& rc=status) _VERIFY(status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) if (HasDE) q_out = reshape(p_dst, shape(q_out), order=[3,1,2]) call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_scalar_3d_real64 subroutine transpose_regrid_scalar_3d_real32(this, q_in, q_out, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: q_in(:,:,:) real, intent(out) :: q_out(:,:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::transpose_regrid_scalar_3d_real32()' integer :: status type (RegridderSpec) :: spec real, pointer :: p_src(:,:,:), p_dst(:,:,:) type (ESMF_Field) :: src_field, dst_field integer :: km,kin,kout logical :: hasDE type(ESMF_VM) :: vm call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) spec = this%get_spec() km = size(q_in,3) _ASSERT(km == size(q_out,3),'inconsistent array shape') HasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(q_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(kin == size(q_in,3),'inconsistent array shape') end if src_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kin],& rc=status) if (HasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) p_src = reshape(q_in,shape(p_src), order=[2,3,1]) end if HasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(q_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) if (hasDE) then _ASSERT(kout == size(q_out,3),'inconsistent array shape') end if dst_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R4, & gridToFieldMap=[2,3],ungriddedLBound=[1],ungriddedUBound=[kout],& rc=status) if (HasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, doTranspose=.true., rc=status) _VERIFY(status) if (HasDE) q_out = reshape(p_dst, shape(q_out), order=[3,1,2]) call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine transpose_regrid_scalar_3d_real32 subroutine regrid_vector_2d_real32(this, u_in, v_in, u_out, v_out, rotate, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: u_in(:,:) real, intent(in) :: v_in(:,:) real, intent(out) :: u_out(:,:) real, intent(out) :: v_out(:,:) logical, optional, intent(in) :: rotate integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_vector_2d_real32()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out real, pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field integer :: im_src, jm_src integer :: im_dst, jm_dst logical :: HasDE spec = this%get_spec() im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') grid_axis_in = 'north-south' grid_axis_out = 'north-south' if (present(rotate)) then if (rotate) then grid_axis_in = 'xyz' grid_axis_out = 'grid' end if end if factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) ! TODO support other staggerings src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4], UngriddedLBound=[1,1], ungriddedUBound=[3,1], & & rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4], UngriddedLBound=[1,1], ungriddedUBound=[3,1], & & rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out, rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_vector_2d_real32 subroutine regrid_vector_2d_real64(this, u_in, v_in, u_out, v_out, rotate, rc) class (EsmfRegridder), intent(in) :: this real(real64), intent(in) :: u_in(:,:) real(real64), intent(in) :: v_in(:,:) real(real64), intent(out) :: u_out(:,:) real(real64), intent(out) :: v_out(:,:) logical, optional, intent(in) :: rotate integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_vector_2d_real64()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory real(real64), pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out integer :: im_src, jm_src integer :: im_dst, jm_dst logical :: HasDE spec = this%get_spec() im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') grid_axis_in = 'north-south' grid_axis_out = 'north-south' if (present(rotate)) then if (rotate) then grid_axis_in = 'xyz' grid_axis_out = 'grid' end if end if factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) ! TODO support other staggerings src_field = ESMF_FieldCreate(spec%grid_in, typekind=ESMF_TYPEKIND_R8, & & gridToFieldMap=[3,4], UngriddedLBound=[1,1], ungriddedUBound=[3,1], & & rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=ESMF_TYPEKIND_R8, & & gridToFieldMap=[3,4], UngriddedLBound=[1,1], ungriddedUBound=[3,1], & & rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out, rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_vector_2d_real64 subroutine transpose_regrid_vector_2d_real32(this, u_in, v_in, u_out, v_out, rotate, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: u_in(:,:) real, intent(in) :: v_in(:,:) real, intent(out) :: u_out(:,:) real, intent(out) :: v_out(:,:) logical, optional, intent(in) :: rotate integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::transpose_regrid_vector_2d_real32()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory real, pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out integer :: im_src, jm_src integer :: im_dst, jm_dst logical :: HasDE spec = this%get_spec() im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') grid_axis_in = 'north-south' grid_axis_out = 'north-south' if (present(rotate)) then if (rotate) then grid_axis_in = 'grid' grid_axis_out = 'xyz' end if end if factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) src_field = ESMF_FieldCreate(spec%grid_out, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,1],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) dst_field = ESMF_FieldCreate(spec%grid_in, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,1],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, doTranspose=.true., rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out, rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine transpose_regrid_vector_2d_real32 subroutine regrid_vector_3d_real32(this, u_in, v_in, u_out, v_out, rotate, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: u_in(:,:,:) real, intent(in) :: v_in(:,:,:) real, intent(out) :: u_out(:,:,:) real, intent(out) :: v_out(:,:,:) logical, optional, intent(in) :: rotate integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_vector_3d_real32()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory real, pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out integer :: km,kin,kout integer :: im_src, jm_src integer :: im_dst, jm_dst logical :: hasDE type(ESMF_VM) :: vm call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) spec = this%get_spec() km = size(u_in,3) _ASSERT(km == size(v_in,3),'inconsistent array shape') if (size(u_out) /= 0) then _ASSERT(km == size(u_out,3),'inconsistent array shape') _ASSERT(km == size(v_out,3),'inconsistent array shape') end if im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') grid_axis_in = 'north-south' grid_axis_out = 'north-south' if (present(rotate)) then if (rotate) then grid_axis_in = 'xyz' grid_axis_out = 'grid' end if end if factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(u_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) src_field = ESMF_FieldCreate(spec%grid_in, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kin],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(u_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) dst_field = ESMF_FieldCreate(spec%grid_out, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kout],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out,rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_vector_3d_real32 subroutine regrid_vector_3d_real64(this, u_in, v_in, u_out, v_out, rc) class (EsmfRegridder), intent(in) :: this real(real64), intent(in) :: u_in(:,:,:) real(real64), intent(in) :: v_in(:,:,:) real(real64), intent(out) :: u_out(:,:,:) real(real64), intent(out) :: v_out(:,:,:) integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::regrid_vector_3d_real64()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory real(real64), pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out integer :: km,kin,kout integer :: im_src, jm_src integer :: im_dst, jm_dst logical :: hasDE type(ESMF_VM) :: vm call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) spec = this%get_spec() km = size(u_in,3) _ASSERT(km == size(v_in,3),'inconsistent array shape') if (size(u_out) /= 0) then _ASSERT(km == size(u_out,3),'inconsistent array shape') _ASSERT(km == size(v_out,3),'inconsistent array shape') end if im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') grid_axis_in = 'north-south' grid_axis_out = 'north-south' factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(u_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) src_field = ESMF_FieldCreate(spec%grid_in, typekind = ESMF_TYPEKIND_R8, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kin],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(u_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) dst_field = ESMF_FieldCreate(spec%grid_out, typekind = ESMF_TYPEKIND_R8, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kout],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out,rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) _RETURN(ESMF_SUCCESS) end subroutine regrid_vector_3d_real64 subroutine transpose_regrid_vector_3d_real32(this, u_in, v_in, u_out, v_out, rotate, rc) class (EsmfRegridder), intent(in) :: this real, intent(in) :: u_in(:,:,:) real, intent(in) :: v_in(:,:,:) real, intent(out) :: u_out(:,:,:) real, intent(out) :: v_out(:,:,:) logical, optional, intent(in) :: rotate integer, optional, intent(out) :: rc character(*), parameter :: Iam = 'MAPL_EsmfRegridder::transpose_regrid_vector_3d_real32()' integer :: status type (RegridderSpec) :: spec class (AbstractGridFactory), pointer :: factory real, pointer :: p_src(:,:,:,:), p_dst(:,:,:,:) type (ESMF_Field) :: src_field, dst_field integer :: km,kin,kout integer :: im_src, jm_src integer :: im_dst, jm_dst character(len=ESMF_MAXSTR) :: grid_axis_in, grid_axis_out logical :: hasDE type(ESMF_VM) :: vm spec = this%get_spec() call ESMF_VMGetCurrent(vm,rc=status) _VERIFY(status) km = size(u_in,3) _ASSERT(km == size(v_in,3),'inconsistent array shape') if (size(u_out) /= 0) then _ASSERT(km == size(u_out,3),'inconsistent array shape') _ASSERT(km == size(v_out,3),'inconsistent array shape') end if im_src = size(u_in,1) jm_src = size(u_in,2) _ASSERT(im_src == size(v_in,1),'inconsistent array shape') _ASSERT(jm_src == size(v_in,2),'inconsistent array shape') im_dst = size(u_out,1) jm_dst = size(u_out,2) _ASSERT(im_dst == size(v_out,1),'inconsistent array shape') _ASSERT(jm_dst == size(v_out,2),'inconsistent array shape') allocate(p_src(3,km,im_src,jm_src)) allocate(p_dst(3,km,im_dst,jm_dst)) grid_axis_in = 'north-south' grid_axis_out = 'north-south' if (present(rotate)) then if (rotate) then grid_axis_in = 'grid' grid_axis_out = 'xyz' end if end if factory => grid_manager%get_factory(spec%grid_out,rc=status) _VERIFY(status) hasDE = MAPL_GridHasDE(spec%grid_out,rc=status) _VERIFY(status) if (hasDE) then km = size(u_in,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kin,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) src_field = ESMF_FieldCreate(spec%grid_out, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kin],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(src_field,localDE=0,farrayPtr=p_src,rc=status) _VERIFY(status) call factory%spherical_to_cartesian(u_in, v_in, p_src, grid_axis_in, rc=status) _VERIFY(status) end if hasDE = MAPL_GridHasDE(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then km = size(u_out,3) else km = 0 end if call ESMF_VMAllReduce(vm,sendData=km,recvData=kout,reduceFlag=ESMF_REDUCE_MAX,rc=status) _VERIFY(status) dst_field = ESMF_FieldCreate(spec%grid_in, typekind = ESMF_TYPEKIND_R4, & & gridToFieldMap=[3,4],ungriddedLBound=[1,1],ungriddedUBound=[3,kout],rc=status) _VERIFY(status) if (hasDE) then call ESMF_FieldGet(dst_field,localDE=0,farrayPtr=p_dst,rc=status) _VERIFY(status) p_dst = MAPL_UNDEF end if call this%do_regrid(src_field, dst_field, doTranspose=.true.,rc=status) _VERIFY(status) factory => grid_manager%get_factory(spec%grid_in,rc=status) _VERIFY(status) if (hasDE) then call factory%cartesian_to_spherical(p_dst, u_out, v_out, grid_axis_out,rc=status) _VERIFY(status) end if call ESMF_FieldDestroy(src_field, noGarbage=.true., rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, noGarbage=.true., rc=status) _VERIFY(status) deallocate(p_src) deallocate(p_dst) _RETURN(ESMF_SUCCESS) end subroutine transpose_regrid_vector_3d_real32 subroutine simpleDynMaskProcV(dynamicMaskList, dynamicSrcMaskValue, & dynamicDstMaskValue, rc) type(ESMF_DynamicMaskElementR4R8R4V), pointer :: dynamicMaskList(:) real(ESMF_KIND_R4), intent(in), optional :: dynamicSrcMaskValue real(ESMF_KIND_R4), intent(in), optional :: dynamicDstMaskValue integer, intent(out) :: rc integer :: i, j, k, n real(ESMF_KIND_R4), allocatable :: renorm(:) _UNUSED_DUMMY(dynamicDstMaskValue) if (associated(dynamicMaskList)) then n = size(dynamicMaskList(1)%srcElement(1)%ptr) allocate(renorm(n)) do i=1, size(dynamicMaskList) dynamicMaskList(i)%dstElement = 0.0 ! set to zero renorm = 0.d0 ! reset do j=1, size(dynamicMaskList(i)%factor) do k = 1, size(dynamicMaskList(i)%srcElement(j)%ptr) if (.not. & match(dynamicSrcMaskValue,dynamicMaskList(i)%srcElement(j)%ptr(k))) then dynamicMaskList(i)%dstElement(k) = dynamicMaskList(i)%dstElement(k) & + dynamicMaskList(i)%factor(j) & * dynamicMaskList(i)%srcElement(j)%ptr(k) renorm(k) = renorm(k) + dynamicMaskList(i)%factor(j) endif end do end do where (renorm > 0.d0) dynamicMaskList(i)%dstElement = dynamicMaskList(i)%dstElement / renorm elsewhere dynamicMaskList(i)%dstElement = dynamicSrcMaskValue end where enddo endif ! return successfully rc = ESMF_SUCCESS end subroutine simpleDynMaskProcV subroutine monotonicDynMaskProcV(dynamicMaskList, dynamicSrcMaskValue, & dynamicDstMaskValue, rc) type(ESMF_DynamicMaskElementR4R8R4V), pointer :: dynamicMaskList(:) real(ESMF_KIND_R4), intent(in), optional :: dynamicSrcMaskValue real(ESMF_KIND_R4), intent(in), optional :: dynamicDstMaskValue integer, intent(out) :: rc integer :: i, j, k, n real(ESMF_KIND_R4), allocatable :: renorm(:),max_input(:),min_input(:) _UNUSED_DUMMY(dynamicDstMaskValue) if (associated(dynamicMaskList)) then n = size(dynamicMaskList(1)%srcElement(1)%ptr) allocate(renorm(n),max_input(n),min_input(n)) do i=1, size(dynamicMaskList) dynamicMaskList(i)%dstElement = 0.0 ! set to zero renorm = 0.d0 ! reset max_input = -huge(0.0) min_input = huge(0.0) do j=1, size(dynamicMaskList(i)%factor) do k = 1, size(dynamicMaskList(i)%srcElement(j)%ptr) if (.not. & match(dynamicSrcMaskValue,dynamicMaskList(i)%srcElement(j)%ptr(k))) then dynamicMaskList(i)%dstElement(k) = dynamicMaskList(i)%dstElement(k) & + dynamicMaskList(i)%factor(j) & * dynamicMaskList(i)%srcElement(j)%ptr(k) renorm(k) = renorm(k) + dynamicMaskList(i)%factor(j) if (dynamicMaskList(i)%srcElement(j)%ptr(k) > max_input(k)) max_input(k) = dynamicMaskList(i)%srcElement(j)%ptr(k) if (dynamicMaskList(i)%srcElement(j)%ptr(k) < min_input(k)) min_input(k) = dynamicMaskList(i)%srcElement(j)%ptr(k) endif end do end do where (renorm > 0.d0) dynamicMaskList(i)%dstElement = dynamicMaskList(i)%dstElement / renorm elsewhere dynamicMaskList(i)%dstElement = dynamicSrcMaskValue end where where (renorm > 0.d0 .and. dynamicMaskList(i)%dstElement > max_input) dynamicMaskList(i)%dstElement = max_input end where where (renorm > 0.d0 .and. dynamicMaskList(i)%dstElement < min_input) dynamicMaskList(i)%dstElement = min_input end where enddo endif ! return successfully rc = ESMF_SUCCESS end subroutine monotonicDynMaskProcV logical function match(missing,b) real(kind=REAL32), intent(in) :: missing, b match = (missing==b) end function match subroutine voteDynMaskProcV(dynamicMaskList, dynamicSrcMaskValue, & dynamicDstMaskValue, rc) type(ESMF_DynamicMaskElementR4R8R4V), pointer :: dynamicMaskList(:) real(ESMF_KIND_R4), intent(in), optional :: dynamicSrcMaskValue real(ESMF_KIND_R4), intent(in), optional :: dynamicDstMaskValue integer, intent(out) :: rc integer :: i, j, k, n real(ESMF_KIND_R4), allocatable :: renorm(:) _UNUSED_DUMMY(dynamicDstMaskValue) if (associated(dynamicMaskList)) then n = size(dynamicMaskList(1)%srcElement(1)%ptr) allocate(renorm(n)) do i=1, size(dynamicMaskList) dynamicMaskList(i)%dstElement = 0.0 ! set to zero renorm = 0.d0 ! reset do j=1, size(dynamicMaskList(i)%factor) do k = 1, size(dynamicMaskList(i)%srcElement(j)%ptr) if (.not. & match(dynamicSrcMaskValue,dynamicMaskList(i)%srcElement(j)%ptr(k))) then if (dynamicMaskList(i)%factor(j) > renorm(k)) then renorm(k) = dynamicMaskList(i)%factor(j) dynamicMaskList(i)%dstElement(k) = dynamicMaskList(i)%srcElement(j)%ptr(k) end if endif end do end do where (renorm > 0.d0) elsewhere dynamicMaskList(i)%dstElement = dynamicSrcMaskValue end where enddo endif ! return successfully rc = ESMF_SUCCESS end subroutine voteDynMaskProcV subroutine fractionDynMaskProcV(dynamicMaskList, dynamicSrcMaskValue, & dynamicDstMaskValue, rc) type(ESMF_DynamicMaskElementR4R8R4V), pointer :: dynamicMaskList(:) real(ESMF_KIND_R4), intent(in), optional :: dynamicSrcMaskValue real(ESMF_KIND_R4), intent(in), optional :: dynamicDstMaskValue integer, intent(out) :: rc integer :: i, j, k, n real(ESMF_KIND_R4), allocatable :: renorm(:) _UNUSED_DUMMY(dynamicDstMaskValue) if (associated(dynamicMaskList)) then n = size(dynamicMaskList(1)%srcElement(1)%ptr) allocate(renorm(n)) do i=1, size(dynamicMaskList) dynamicMaskList(i)%dstElement = 0.0 ! set to zero renorm = 0.d0 ! reset do j=1, size(dynamicMaskList(i)%factor) do k = 1, size(dynamicMaskList(i)%srcElement(j)%ptr) if (.not. & match(dynamicSrcMaskValue,dynamicMaskList(i)%srcElement(j)%ptr(k))) then if (nint(dynamicMaskList(i)%srcElement(j)%ptr(k)) == 0) then dynamicMaskList(i)%dstElement(k) = dynamicMaskList(i)%dstElement(k) + & & dynamicMaskList(i)%factor(j) renorm(k) = renorm(k) + dynamicMaskList(i)%factor(j) end if endif end do end do enddo endif ! return successfully rc = ESMF_SUCCESS end subroutine fractionDynMaskProcV subroutine do_regrid(this, src_field, dst_field, unusable, doTranspose, rc) class (EsmfRegridder), intent(in) :: this type (ESMF_Field), intent(in) :: src_field type (ESMF_Field), intent(inout) :: dst_field class (KeywordEnforcer), optional, intent(in) :: unusable logical, optional, intent(in) :: doTranspose integer, optional, intent(out) :: rc type (ESMF_RouteHandle) :: route_handle type (RegridderSpec) :: spec type(ESMF_TypeKind_Flag) :: src_kind, dst_kind character(*), parameter :: Iam = 'MAPL_EsmfRegridder::do_regrid()' integer :: status _UNUSED_DUMMY(unusable) call ESMF_FieldGet(src_field, typekind = src_kind, rc = status) _VERIFY(status) call ESMF_FieldGet(dst_field, typekind = dst_kind, rc = status) _VERIFY(status) _ASSERT(src_kind == dst_kind,'inconsistent kinds') route_handle = this%select_route_handle(src_kind, do_transpose = doTranspose, rc = status) _VERIFY(status) spec = this%get_spec() if (spec%regrid_method /= REGRID_METHOD_NEAREST_STOD) then call ESMF_FieldRegrid(src_field, dst_field, & & routeHandle=route_handle, & & dynamicMask=this%dynamic_mask, & & termorderflag=ESMF_TERMORDER_SRCSEQ, & & zeroregion=ESMF_REGION_SELECT, & & rc=status) _VERIFY(status) else call ESMF_FieldRegrid(src_field, dst_field, & & routeHandle=route_handle, & & termorderflag=ESMF_TERMORDER_SRCSEQ, & & zeroregion=ESMF_REGION_SELECT, & & rc=status) _VERIFY(status) end if end subroutine do_regrid subroutine initialize_subclass(this, unusable, rc) use MAPL_KeywordEnforcerMod use MAPL_RegridderSpec class (EsmfRegridder), intent(inout) :: this class (KeywordEnforcer), optional, intent(in) :: unusable integer, optional, intent(out) :: rc integer :: status character(len=*), parameter :: Iam = 'initialize_subclass' type (RegridderSpec) :: spec _UNUSED_DUMMY(unusable) spec = this%get_spec() this%regrid_method = spec%regrid_method call this%create_route_handle(ESMF_TYPEKIND_R4, rc = status) _VERIFY(status) ! TODO: should get missing value from source file select case (spec%regrid_method) case (REGRID_METHOD_BILINEAR, REGRID_METHOD_CONSERVE, REGRID_METHOD_CONSERVE_2ND, REGRID_METHOD_PATCH) call ESMF_DynamicMaskSetR4R8R4V(this%dynamic_mask, & & dynamicSrcMaskValue=MAPL_undef, & & dynamicMaskRoutine=simpleDynMaskProcV, & & rc=rc) _VERIFY(rc) case (REGRID_METHOD_BILINEAR_MONOTONIC, REGRID_METHOD_CONSERVE_MONOTONIC) call ESMF_DynamicMaskSetR4R8R4V(this%dynamic_mask, & & dynamicSrcMaskValue=MAPL_undef, & & dynamicMaskRoutine=monotonicDynMaskProcV, & & handleAllElements=.true., & & rc=rc) _VERIFY(rc) case (REGRID_METHOD_VOTE) call ESMF_DynamicMaskSetR4R8R4V(this%dynamic_mask, & & dynamicSrcMaskValue=MAPL_undef, & & dynamicMaskRoutine=voteDynMaskProcV, & & handleAllElements=.true., & & rc=rc) _VERIFY(rc) case (REGRID_METHOD_FRACTION) call ESMF_DynamicMaskSetR4R8R4V(this%dynamic_mask, & & dynamicSrcMaskValue=MAPL_undef, & & dynamicMaskRoutine=fractionDynMaskProcV, & & handleAllElements=.true., & & rc=rc) _VERIFY(rc) end select _RETURN(_SUCCESS) end subroutine initialize_subclass subroutine create_route_handle(this, kind, rc) class (EsmfRegridder), intent(in) :: this type(ESMF_TypeKind_Flag), intent(in) :: kind integer, optional, intent(out) :: rc integer :: status character(len=*), parameter :: Iam = 'create_route_handle' type (RegridderSpec) :: spec real, pointer :: src_dummy_r4(:,:), dst_dummy_r4(:,:) real(real64), pointer :: src_dummy_r8(:,:), dst_dummy_r8(:,:) type (ESMF_Field) :: src_field, dst_field integer :: srcTermProcessing integer, pointer :: factorIndexList(:,:) integer, allocatable :: dstMaskValues(:) real(ESMF_KIND_R8), pointer :: factorList(:) type(ESMF_RouteHandle) :: dummy_rh type(ESMF_UnmappedAction_Flag) :: unmappedaction logical :: global, isPresent, has_mask type(RegridderSpecRouteHandleMap), pointer :: route_handles, transpose_route_handles type(ESMF_RouteHandle) :: route_handle, transpose_route_handle character(len=ESMF_MAXPATHLEN) :: rh_file,rh_trans_file logical :: rh_file_exists, file_weights, compute_transpose if (kind == ESMF_TYPEKIND_R4) then route_handles => route_handles_r4 transpose_route_handles => transpose_route_handles_r4 else if(kind == ESMF_TYPEKIND_R8) then route_handles => route_handles_r8 transpose_route_handles => transpose_route_handles_r8 else _FAIL('unsupported type kind (must be R4 or R8)') end if unmappedaction = ESMF_UNMAPPEDACTION_ERROR spec = this%get_spec() if (route_handles%count(spec) == 0) then ! new route_handle file_weights = IAND(spec%hints,REGRID_HINT_FILE_WEIGHTS) /= 0 compute_transpose = IAND(spec%hints,REGRID_HINT_COMPUTE_TRANSPOSE) /= 0 if (file_weights) then rh_file = generate_rh_name(spec%grid_in,spec%grid_out,spec%regrid_method,_RC) rh_trans_file = "transpose_"//rh_file inquire(file=rh_file,exist=rh_file_exists) else rh_file_exists = .false. end if if (rh_file_exists) then route_handle = ESMF_RouteHandleCreate(rh_file,_RC) call route_handles%insert(spec, route_handle) if (compute_transpose) then transpose_route_handle = ESMF_RouteHandleCreate(rh_trans_file,_RC) call transpose_route_handles%insert(spec, transpose_route_handle) end if else src_field = ESMF_FieldCreate(spec%grid_in, typekind=kind, & & indexflag=ESMF_INDEX_DELOCAL, staggerloc=ESMF_STAGGERLOC_CENTER, rc=status) _VERIFY(status) if (MAPL_GridHasDE(spec%grid_in)) then if (kind == ESMF_TYPEKIND_R4) then call ESMF_FieldGet(src_field, localDe=0, farrayPtr=src_dummy_r4, rc=status) _VERIFY(status) src_dummy_r4 = 0 else if (kind == ESMF_TYPEKIND_R8) then call ESMF_FieldGet(src_field, localDe=0, farrayPtr=src_dummy_r8, rc=status) _VERIFY(status) src_dummy_r8 = 0 end if end if dst_field = ESMF_FieldCreate(spec%grid_out, typekind=kind, & & indexflag=ESMF_INDEX_DELOCAL, staggerloc=ESMF_STAGGERLOC_CENTER, rc=status) _VERIFY(status) if (MAPL_GridHasDE(spec%grid_out)) then if (kind == ESMF_TYPEKIND_R4) then call ESMF_FieldGet(dst_field, localDe=0, farrayPtr=dst_dummy_r4, rc=status) _VERIFY(status) dst_dummy_r4 = 0 else if (kind == ESMF_TYPEKIND_R8) then call ESMF_FieldGet(dst_field, localDe=0, farrayPtr=dst_dummy_r8, rc=status) _VERIFY(status) dst_dummy_r8 = 0 end if end if call ESMF_GridGetItem(spec%grid_out,itemflag=ESMF_GRIDITEM_MASK, & staggerloc=ESMF_STAGGERLOC_CENTER, isPresent = has_mask, _RC) counter = counter + 1 srcTermProcessing=0 call ESMF_AttributeGet(spec%grid_in, name='Global',isPresent=isPresent,rc=status) if (isPresent) then call ESMF_AttributeGet(spec%grid_in, name='Global',value=global,rc=status) if (.not.global) unmappedaction=ESMF_UNMAPPEDACTION_IGNORE end if if (has_mask) dstMaskValues = [MAPL_MASK_OUT] ! otherwise unallocated select case (spec%regrid_method) case (REGRID_METHOD_BILINEAR, REGRID_METHOD_BILINEAR_MONOTONIC) call ESMF_FieldRegridStore(src_field, dst_field, & & regridmethod=ESMF_REGRIDMETHOD_BILINEAR, & & dstMaskValues = dstMaskValues, & & linetype=ESMF_LINETYPE_GREAT_CIRCLE, & ! closer to SJ Lin interpolation weights? & srcTermProcessing = srcTermProcessing, & & factorList=factorList, factorIndexList=factorIndexList, & & routehandle=route_handle, unmappedaction=unmappedaction, rc=status) _VERIFY(status) case (REGRID_METHOD_PATCH) call ESMF_FieldRegridStore(src_field, dst_field, & & regridmethod=ESMF_REGRIDMETHOD_PATCH, & & dstMaskValues = dstMaskValues, & & linetype=ESMF_LINETYPE_GREAT_CIRCLE, & ! closer to SJ Lin interpolation weights? & srcTermProcessing = srcTermProcessing, & & factorList=factorList, factorIndexList=factorIndexList, & & routehandle=route_handle, unmappedaction=unmappedaction, rc=status) _VERIFY(status) case (REGRID_METHOD_CONSERVE_2ND) call ESMF_FieldRegridStore(src_field, dst_field, & & regridmethod=ESMF_REGRIDMETHOD_CONSERVE_2ND, & & dstMaskValues = dstMaskValues, & & linetype=ESMF_LINETYPE_GREAT_CIRCLE, & ! closer to SJ Lin interpolation weights? & srcTermProcessing = srcTermProcessing, & & factorList=factorList, factorIndexList=factorIndexList, & & routehandle=route_handle, unmappedaction=unmappedaction, rc=status) _VERIFY(status) case (REGRID_METHOD_CONSERVE, REGRID_METHOD_CONSERVE_MONOTONIC, REGRID_METHOD_VOTE, REGRID_METHOD_FRACTION) call ESMF_FieldRegridStore(src_field, dst_field, & & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & & dstMaskValues = dstMaskValues, & & srcTermProcessing = srcTermProcessing, & & factorList=factorList, factorIndexList=factorIndexList, & & routehandle=route_handle, unmappedaction=unmappedaction, rc=status) _VERIFY(status) case (REGRID_METHOD_NEAREST_STOD) call ESMF_FieldRegridStore(src_field, dst_field, & & regridmethod=ESMF_REGRIDMETHOD_NEAREST_STOD, & & dstMaskValues = dstMaskValues, & & factorList=factorList, factorIndexList=factorIndexList, & & routehandle=route_handle, unmappedaction=unmappedaction, rc=status) _VERIFY(status) case default _FAIL('unknown regrid method') end select call route_handles%insert(spec, route_handle) if (compute_transpose) then call ESMF_FieldSMMStore(src_field,dst_field,dummy_rh,transpose_route_handle, & & factorList,factorIndexList,srcTermProcessing=srcTermProcessing, & & rc=status) _VERIFY(status) call transpose_route_handles%insert(spec, transpose_route_handle) end if ! Free resources deallocate(factorList,factorIndexList) call ESMF_FieldDestroy(src_field, rc=status) _VERIFY(status) call ESMF_FieldDestroy(dst_field, rc=status) _VERIFY(status) if (file_weights) then call ESMF_RouteHandleWrite(route_handle,rh_file,_RC) if (compute_transpose) then call ESMF_RouteHandleWrite(transpose_route_handle,rh_trans_file,_RC) end if end if end if end if _RETURN(_SUCCESS) end subroutine create_route_handle function select_route_handle(this, kind, do_transpose, rc) result(route_handle) type(ESMF_RouteHandle) :: route_handle class (EsmfRegridder), intent(in) :: this type(ESMF_TypeKind_Flag), intent(in) :: kind logical, optional, intent(in) :: do_transpose integer, optional, intent(out) :: rc character(*), parameter :: Iam = "select_route_handle" type(RegridderSpecRouteHandleMap), pointer :: route_handles, transpose_route_handles type (RegridderSpec) :: spec integer :: status logical :: transpose spec = this%get_spec() if (kind == ESMF_TYPEKIND_R4) then route_handles => route_handles_r4 transpose_route_handles => transpose_route_handles_r4 else if(kind == ESMF_TYPEKIND_R8) then route_handles => route_handles_r8 transpose_route_handles => transpose_route_handles_r8 else _FAIL('unsuported typekind (must be R4 or R8)') end if ! Create route-handle if none exist if (route_handles%count(spec) == 0) then call this%create_route_handle(kind, rc = status) _VERIFY(status) end if ! select proper route-handle transpose = .false. if (present(do_transpose)) then transpose = do_transpose end if if (.not. transpose) then route_handle = route_handles%at(spec) else route_handle = transpose_route_handles%at(spec) end if _RETURN(_SUCCESS) end function select_route_handle subroutine destroy(this, rc) class(EsmfRegridder), intent(inout) :: this integer, optional, intent(out) :: rc integer :: status call this%destroy_route_handle(ESMF_TYPEKIND_R4, _RC) _RETURN(_SUCCESS) end subroutine destroy subroutine destroy_route_handle(this, kind, rc) class(EsmfRegridder), intent(inout) :: this type(ESMF_TypeKind_Flag), intent(in) :: kind integer, optional, intent(out) :: rc type (RegridderSpec) :: spec type(ESMF_RouteHandle) :: dummy_rh type(RegridderSpecRouteHandleMap), pointer :: route_handles, transpose_route_handles type(ESMF_RouteHandle) :: route_handle type(RegridderSpecRouteHandleMapIterator) :: iter integer :: status logical :: compute_transpose if (kind == ESMF_TYPEKIND_R4) then route_handles => route_handles_r4 transpose_route_handles => transpose_route_handles_r4 else if(kind == ESMF_TYPEKIND_R8) then route_handles => route_handles_r8 transpose_route_handles => transpose_route_handles_r8 else _FAIL('unsupported type kind (must be R4 or R8)') end if spec = this%get_spec() _ASSERT(route_handles%count(spec) == 1, 'Did not find this spec in route handle table.') route_handle = route_handles%at(spec) call ESMF_RouteHandleDestroy(route_handle, noGarbage=.true.,_RC) iter = route_handles%find(spec) call route_handles%erase(iter) compute_transpose = IAND(spec%hints,REGRID_HINT_COMPUTE_TRANSPOSE) /= 0 if (compute_transpose) then _ASSERT(transpose_route_handles%count(spec) == 1, 'Did not find this spec in route handle table.') route_handle = transpose_route_handles%at(spec) call ESMF_RouteHandleDestroy(route_handle, noGarbage=.true., _RC) iter = transpose_route_handles%find(spec) call transpose_route_handles%erase(iter) end if _RETURN(_SUCCESS) end subroutine destroy_route_handle function generate_rh_name(grid_in,grid_out,regrid_method,rc) result(file_name) character(len=:), allocatable :: file_name type(ESMF_Grid), intent(in) :: grid_in type(ESMF_Grid), intent(in) :: grid_out integer, intent(in) :: regrid_method integer, intent(out), optional :: rc integer :: im_in, jm_in, im_out, jm_out integer :: nx_in, ny_in, nx_out, ny_out character(len=5) :: cim_in,cjm_in,cim_out,cjm_out character(len=5) :: cnx_in,cny_in,cnx_out,cny_out character(len=2) :: cmeth integer :: temp(3),layout(2) integer :: status call MAPL_GridGet(grid_in,GlobalCellCountPerDim=temp,layout=layout,_RC) im_in = temp(1) jm_in = temp(2) nx_in = layout(1) ny_in = layout(2) write(cim_in,'(I5.5)')im_in write(cjm_in,'(I5.5)')jm_in write(cnx_in,'(I5.5)')nx_in write(cny_in,'(I5.5)')ny_in call MAPL_GridGet(grid_out,GlobalCellCountPerDim=temp,layout=layout,_RC) im_out = temp(1) jm_out = temp(2) nx_out = layout(1) ny_out = layout(2) write(cim_out,'(I5.5)')im_out write(cjm_out,'(I5.5)')jm_out write(cnx_out,'(I5.5)')nx_out write(cny_out,'(I5.5)')ny_out write(cmeth,'(I2.2)')regrid_method file_name = "rh_"//cim_in//"x"//cjm_in//"_"//cnx_in//"x"//cny_in//"_"//cim_out//"x"//cjm_out//"_"//cnx_out//"x"//cny_out//"_method_"//cmeth _RETURN(_SUCCESS) end function end module MAPL_EsmfRegridderMod