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MAPL_LocStreamMod.F90
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!------------------------------------------------------------------------------
! Global Modeling and Assimilation Office (GMAO) !
! Goddard Earth Observing System (GEOS) !
! MAPL Component !
!------------------------------------------------------------------------------
!
#include "MAPL_ErrLog.h"
#define DEALOC_(A) if(associated(A))then;A=0;if(MAPL_ShmInitialized)then; call MAPL_DeAllocNodeArray(A,rc=STATUS);else; deallocate(A,stat=STATUS);endif;_VERIFY(STATUS);NULLIFY(A);endif
#define DEALOC__(A) if(associated(A))then;A=.false.;if(MAPL_ShmInitialized)then; call MAPL_DeAllocNodeArray(A,rc=STATUS);else; deallocate(A,stat=STATUS);endif;_VERIFY(STATUS);NULLIFY(A);endif
#include "unused_dummy.H"
!------------------------------------------------------------------------------
!>
!### MODULE: `MAPL_LocStreamMod`
!
! Author: GMAO SI-Team
!
! The module `MAPL_LocStreamMod` manipulates location streams.
!
module MAPL_LocStreamMod
! !USES:
use ESMF
use ESMFL_Mod
use MAPL_BaseMod
use MAPL_Constants
use MAPL_IOMod
use MAPL_CommsMod
use MAPL_HashMod
use MAPL_ShmemMod
use MAPL_ExceptionHandling
use, intrinsic :: iso_fortran_env, only: REAL64, INT64
use mpi
implicit none
private
! !PUBLIC MEMBER FUNCTIONS:
public MAPL_LocStreamCreate
public MAPL_LocStreamAdjustNsubtiles
public MAPL_LocStreamTransform
public MAPL_LocStreamIsAssociated
public MAPL_LocStreamXformIsAssociated
public MAPL_LocStreamGet
public MAPL_LocStreamCreateXform
public MAPL_LocStreamFracArea
public MAPL_GridCoordAdjust
public MAPL_LocStreamTileWeight
#undef DO_NOT_USE_FCOLLECT
#if defined(TWO_SIDED_COMM) || defined(ONE_SIDED_COMM)
#define DO_NOT_USE_FCOLLECT
#endif
! !PUBLIC TYPES:
type, public :: MAPL_LocStream
private
type(MAPL_LocStreamType), pointer :: Ptr=>null()
end type MAPL_LocStream
type, public :: MAPL_LocStreamXform
private
type(MAPL_LocStreamXformType), pointer :: Ptr=>null()
end type MAPL_LocStreamXform
!EOP
!integer, parameter :: NumGlobalVars=4
!integer, parameter :: NumLocalVars =4
type MAPL_GeoLocation
integer :: T !! 1st Type designation
real :: A !! Stream area
real :: X !! Stream coordinate
real :: Y !! Stream coordinate
end type MAPL_GeoLocation
type MAPL_IndexLocation
integer :: I !! Global index into associated grid
integer :: J !! Global index into associated grid
real :: W !! Weight at I J
end type MAPL_IndexLocation
type MAPL_Tiling
character(len=MAPL_TileNameLength) :: NAME=""
integer :: IM=0
integer :: JM=0
!C type(MAPL_IndexLocation), pointer :: Global_IndexLocation(:)=>null() !C Locations in local PE
end type MAPL_Tiling
type MAPL_LocStreamType
character(len=ESMF_MAXSTR) :: ROOTNAME=""
character(len=MAPL_TileNameLength) :: NAME=""
integer :: NT_GLOBAL=0 !! Total number locations
integer :: NT_LOCAL=0 !! Number locations on local PE
integer :: N_GRIDS=0 !! Number of associated grids
integer :: Current_tiling=-1 !! Grid tiling currently attached
type(ESMF_GRID) :: GRID !! Grid currently attached
type(ESMF_GRID) :: TILEGRID !! the next best thing to LocStream grid
integer, pointer :: GLOBAL_Id(:) =>null() !! All Location Ids in file order
integer, pointer :: LOCAL_Id (:) =>null() !! Location Ids on local PE
type(MAPL_GeoLocation), pointer :: Global_GeoLocation (:)=>null() !! All GeoLocations
!C type(MAPL_IndexLocation), pointer :: Global_IndexLocation(:)=>null() !C All IndexLocations for attach grid
type(MAPL_GeoLocation), pointer :: Local_GeoLocation (:)=>null() !! GeoLocations on local PE
type(MAPL_IndexLocation), pointer :: Local_IndexLocation (:)=>null() !! Local IndexLocations for attach grid
type(MAPL_Tiling), pointer :: Tiling(:) =>null() !! Grid associated tilings
real, pointer :: D(:,:,:)=>null() !! Bilinear weights
logical :: IsTileAreaValid
integer :: pfafstetter_catchments
end type MAPL_LocStreamType
type MAPL_LocStreamXformType
character(len=MAPL_TileNameLength) :: NAME=""
type(MAPL_LocStream) :: InputStream
type(MAPL_LocStream) :: OutputStream
integer ,pointer :: IndexIn (:)=>null()
integer ,pointer :: IndexOut(:)=>null()
logical :: do_not_use_fcollect
integer ,pointer :: Len(:)=>null()
integer ,pointer :: Senders(:)=>null()
#if defined(TWO_SIDED_COMM)
integer ,pointer :: Receivers(:)=>null()
#elif defined(ONE_SIDED_COMM)
real ,pointer :: Buff(:)
integer :: window
#endif
integer :: InputLen, Comm, myId
integer :: Count
integer :: LastLocal
logical :: Local
end type MAPL_LocStreamXformType
! Overloads
!----------
interface MAPL_LocStreamCreate
module procedure MAPL_LocStreamCreateFromFile
module procedure MAPL_LocStreamCreateFromStream
end interface
interface MAPL_LocStreamTransform
module procedure MAPL_LocStreamTransformField
module procedure MAPL_LocStreamTransformT2G
module procedure MAPL_LocStreamTransformG2T
module procedure MAPL_LocStreamTransformT2T
module procedure MAPL_LocStreamTransformT2TR4R8
module procedure MAPL_LocStreamTransformT2TR8R4
end interface
contains
!===================================================================
logical function MAPL_LocStreamIsAssociated(LocStream, RC)
type(MAPL_LocStream), intent(IN ) :: LocStream
integer, optional, intent( OUT) :: RC
MAPL_LocStreamIsAssociated = associated(LocStream%Ptr)
_RETURN(ESMF_SUCCESS)
end function MAPL_LocStreamIsAssociated
!===================================================================
logical function MAPL_LocStreamXformIsAssociated(Xform, RC)
type(MAPL_LocStreamXform), intent(IN ) :: Xform
integer, optional, intent( OUT) :: RC
MAPL_LocStreamXformIsAssociated = associated(Xform%Ptr)
_RETURN(ESMF_SUCCESS)
end function MAPL_LocStreamXformIsAssociated
!===================================================================
subroutine MAPL_LocStreamGet(LocStream, NT_LOCAL, nt_global, TILETYPE, TILEKIND, &
TILELONS, TILELATS, TILEAREA, &
TILEGRID, &
GRIDIM, GRIDJM, GRIDNAMES, &
ATTACHEDGRID, LOCAL_ID, local_i, local_j,RC)
type(MAPL_LocStream), intent(IN ) :: LocStream
integer, optional, intent( OUT) :: NT_LOCAL
integer, optional, pointer :: TILETYPE(:)
integer, optional, pointer :: TILEKIND(:)
real , optional, pointer :: TILELONS(:)
real , optional, pointer :: TILELATS(:)
real , optional, pointer :: TILEAREA(:)
! integer, optional, pointer :: TILEI(:)
! integer, optional, pointer :: TILEJ(:)
integer, optional, pointer :: GRIDIM(:)
integer, optional, pointer :: GRIDJM(:)
integer, optional, pointer :: LOCAL_ID(:)
integer, optional, intent(out) :: nt_global
character(len=*), optional, pointer :: GRIDNAMES(:)
type(ESMF_Grid), optional, intent( OUT) :: TILEGRID
type(ESMF_Grid), optional, intent( OUT) :: ATTACHEDGRID
integer, optional, pointer, intent( OUT) :: local_i(:)
integer, optional, pointer, intent( OUT) :: local_j(:)
integer, optional, intent( OUT) :: RC
! MAT These GFORTRAN workarounds are needed because without them
! runs of GEOS do not layout regress. That is a 4x24 run is not
! zero-diff with a 3x18 run. If you decide to remove these, test
! to make sure this works.
#ifdef __GFORTRAN__
integer :: i
integer, pointer :: tmp_iptr(:) => null()
real, pointer :: tmp_rptr(:) => null()
character(len=MAPL_TileNameLength), pointer :: tmp_strptr(:) => null()
#endif
! Local variables
if (present(NT_LOCAL)) then
NT_LOCAL = locstream%Ptr%NT_LOCAL
end if
if (present(nt_global)) then
nt_global = locstream%ptr%nt_global
end if
if (present(tiletype)) then
tiletype => locstream%Ptr%Local_GeoLocation(:)%t
end if
if (present(tilekind)) then
PRINT *, 'IN LocStreamGet TILEKIND NO LONGER VALID ARGUMENT'
_FAIL('needs informative message')
! tilekind => locstream%Ptr%Local_GeoLocation(:)%u
end if
! MAT These GFORTRAN workarounds are needed because without them
! runs of GEOS do not layout regress. That is a 4x24 run is not
! zero-diff with a 3x18 run. If you decide to remove these, test
! to make sure this works.
if (present(tilelons)) then
#ifdef __GFORTRAN__
allocate(tmp_rptr(lbound(locstream%Ptr%Local_GeoLocation,1):ubound(locstream%Ptr%Local_GeoLocation,1)))
do i = lbound(locstream%Ptr%Local_GeoLocation,1), ubound(locstream%Ptr%Local_GeoLocation,1)
tmp_rptr(i) = locstream%Ptr%Local_GeoLocation(i)%x
enddo
tilelons => tmp_rptr
#else
tilelons => locstream%Ptr%Local_GeoLocation(:)%x
#endif
end if
if (present(tilelats)) then
#ifdef __GFORTRAN__
allocate(tmp_rptr(lbound(locstream%Ptr%Local_GeoLocation,1):ubound(locstream%Ptr%Local_GeoLocation,1)))
do i = lbound(locstream%Ptr%Local_GeoLocation,1), ubound(locstream%Ptr%Local_GeoLocation,1)
tmp_rptr(i) = locstream%Ptr%Local_GeoLocation(i)%y
enddo
tilelats => tmp_rptr
#else
tilelats => locstream%Ptr%Local_GeoLocation(:)%y
#endif
end if
if (present(tilearea)) then
if (locstream%Ptr%IsTileAreaValid) then
tilearea => locstream%Ptr%Local_GeoLocation(:)%a
else
tilearea => null()
end if
end if
if (present(gridim)) then
gridim => locstream%Ptr%tiling(:)%im
end if
if (present(gridjm)) then
gridjm => locstream%Ptr%tiling(:)%jm
end if
if (present(local_id)) then
local_id => locstream%Ptr%local_id
end if
if (present(gridnames)) then
gridnames => locstream%Ptr%tiling(:)%name
end if
if (present(attachedgrid)) then
attachedgrid = locstream%Ptr%grid
end if
if (present(tilegrid)) then
tilegrid = locstream%Ptr%TILEGRID
end if
if (present(local_i)) then
local_i => locstream%Ptr%LOCAL_INDEXLOCATION(:)%i
end if
if (present(local_j)) then
local_j => locstream%Ptr%LOCAL_INDEXLOCATION(:)%j
end if
_RETURN(ESMF_SUCCESS)
end subroutine MAPL_LocStreamGet
!===================================================================
!>
! Creates a location stream from a file. This does
! not decompose the location stream; so the global stream is
! described in each processor. The stream can be decomposed
! later in various ways. Currently we only decompose it by
! "attaching" it to a decomposed grid.
!
subroutine MAPL_LocStreamCreateFromFile(LocStream, LAYOUT, FILENAME, NAME, MASK, GRID, NewGridNames, use_pfaf, RC)
!ARGUMENTS:
type(MAPL_LocStream), intent( OUT) :: LocStream
type(ESMF_DELayout), intent(IN ) :: LAYOUT
character(len=*), intent(IN ) :: FILENAME
character(len=*), intent(IN ) :: NAME
integer, optional, intent(IN ) :: MASK(:)
type(ESMF_Grid), optional, intent(INout) :: GRID
logical, optional, intent(IN ) :: NewGridNames
logical, optional, intent(In ) :: use_pfaf
integer, optional, intent( OUT) :: RC
! Local variables
integer :: STATUS
integer :: UNIT
integer :: N, I, K, L, NT
type(MAPL_LocStreamType), pointer :: STREAM
real, pointer :: AVR(:,:)
logical, pointer :: MSK(:)
real :: X, Y, X0, Y0, XE, DX, DY
integer :: II, JJ
logical :: DoCoeffs
character(len=MAPL_TileNameLength):: gname
character(len=MAPL_TileNameLength):: GridNames(2)
integer :: IMs(2), JMs(2)
integer :: irec
integer(kind=1) :: byte(4)
integer :: I1, IN, J1, JN, N_Grids, N_PfafCat
integer :: iostat, filetype
logical :: isascii, isnc4, isbinary
logical :: read_always
logical, pointer :: ISMINE(:)
type(MAPL_Tiling ), pointer :: TILING
type (ESMF_VM) :: vm
logical :: NewGridNames_
integer :: hdr(2)
#ifdef NEW_INTERP_CODE
integer :: isc, iec, jsc, jec
integer :: isd, ied, jsd, jed
real :: lon, lat
real, pointer :: lons(:,:), lats(:,:)
real, allocatable :: hlons(:,:), hlats(:,:)
#endif
logical :: use_pfaf_
! Begin
!------
NewGridNames_ = .false.
if (present(NewGridNames)) then
NewGridNames_ = NewGridNames
end if
if (present(use_pfaf)) then
use_pfaf_=use_pfaf
else
use_pfaf_=.false.
end if
! Allocate the Location Stream
!-----------------------------
call ESMF_VMGetCurrent(vm, rc=status)
LocStream%Ptr => null()
allocate(LocStream%Ptr, STAT=STATUS)
_VERIFY(STATUS)
STREAM => LocStream%Ptr
! Use the filename as identifier. NAME is thus the
! same for all streams made from this file
!-------------------------------------------------
STREAM%NAME = NAME
STREAM%ROOTNAME = FILENAME
! Use some heuristics to determine filetype (choices are BINARY and ASCII)
!------------------------------------------------------------------------
call MAPL_NCIOGetFileType(FILENAME, filetype, _RC)
isnc4 = (filetype == MAPL_FILETYPE_NC4)
isascii = (filetype == MAPL_FILETYPE_TXT)
isbinary= (filetype == MAPL_FILETYPE_BIN)
if ( .not. isbinary) then
! Open file and read header info
!-------------------------------
if (isnc4) then
if (MAPL_AM_I_root()) then
call MAPL_ReadTilingNC4(FILENAME, GridName=GridNames, IM=IMs, JM=JMs, N_Grids=N_Grids, N_PfafCat=N_PfafCat, AVR=AVR, _RC)
NT = size(AVR,1)
endif
call MAPL_CommsBcast(layout, NT, 1, MAPL_Root, status)
call MAPL_CommsBcast(layout, N_Grids, 1, MAPL_Root, status)
call MAPL_CommsBcast(layout, IMs, 2, MAPL_Root, status)
call MAPL_CommsBcast(layout, JMs, 2, MAPL_Root, status)
if (use_pfaf_) then
call MAPL_CommsBcast(layout, N_PfafCat, 1, MAPL_Root, status)
endif
do N = 1, N_Grids
call MAPL_CommsBcast(layout, GridNames(N), MAPL_TileNameLength, MAPL_Root, status)
enddo
if (.not. MAPL_AM_I_root()) then
allocate(AVR(NT, NumGlobalVars+NumLocalVars*N_GRIDS))
endif
call MAPL_CommsBcast(layout, AVR, NT*(NumGlobalVars+NumLocalVars*N_GRIDS), MAPL_Root, status)
endif
if (isascii) then
call MAPL_ReadTilingASCII(layout, FILENAME, GridNames, NT, IMs, JMs, N_Grids, N_PfafCat, AVR, _RC)
endif
STREAM%N_GRIDS = N_Grids
allocate(STREAM%TILING(STREAM%N_GRIDS), STAT=STATUS)
_VERIFY(STATUS)
do N = 1, N_Grids
STREAM%TILING(N)%NAME = GridNames(N)
if (NewGridNames_) then
call GenOldGridName_(STREAM%TILING(N)%NAME)
end if
STREAM%TILING(N)%IM = IMs(N)
STREAM%TILING(N)%JM = JMs(N)
enddo
if (use_pfaf_) then
stream%pfafstetter_catchments = N_PfafCat
STREAM%TILING(2)%IM = stream%pfafstetter_catchments
STREAM%TILING(2)%JM = 1
STREAM%TILING(2)%name = "CATCHMENT_GRID"
end if
! adjust EASE grid starting index. Internally, the starting index is 1 instead of 0.
do N=1,STREAM%N_GRIDS
if(index(STREAM%TILING(N)%NAME,'EASE') /=0 ) then
AVR(:,NumGlobalVars+1+NumLocalVars*(N-1)) = AVR(:,NumGlobalVars+1+NumLocalVars*(N-1))+1
AVR(:,NumGlobalVars+2+NumLocalVars*(N-1)) = AVR(:,NumGlobalVars+2+NumLocalVars*(N-1))+1
endif
enddo
!if (use_pfaf_) then
!AVR(:,NumGlobalVars+2+NumLocalVars) = 1
!end if
! Allocate msk for which tiles to include in the stream being created.
!--------------------------------------------------------------------
allocate(MSK(NT), STAT=STATUS)
_VERIFY(STATUS)
! We include any tile whose type matches any element of the mask
!---------------------------------------------------------------
if(present(MASK)) then
do N=1,NT
if (nint(AVR(N,1)) < 0) AVR(N,1) = MAPL_Ocean
MSK(N) = any(nint(AVR(N,1))==MASK(:))
end do
else
MSK = .true.
end if
! The number of tiles in the new stream
!--------------------------------------
STREAM%NT_GLOBAL = count(MSK)
if (present(GRID)) then
allocate(ISMINE(STREAM%NT_GLOBAL), STAT=STATUS)
_VERIFY(STATUS)
ISMINE = .false.
call MAPL_GRID_INTERIOR (GRID, I1,IN,J1,JN)
call ESMF_GridGet(grid, name=gname, rc=status)
_VERIFY(STATUS)
read_always = .false.
else
gname = ""
read_always = .true.
end if
! Fill ISMINE (Pick off local tiles)
!------------------------------------
if (present(GRID)) then
do N=1,STREAM%N_GRIDS
if (gname == STREAM%TILING(N)%NAME) then
K = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
II = nint(AVR(I,NumGlobalVars+1+NumLocalVars*(N-1)))
if (use_pfaf_ .and. (n==2)) then
!JJ = nint(AVR(I,NumGlobalVars+2+NumLocalVars*(N-1)))
JJ = 1
else
JJ = nint(AVR(I,NumGlobalVars+2+NumLocalVars*(N-1)))
!JJ=1
end if
ISMINE(K) = I1<=II .and. IN>=II .and. &
J1<=JJ .and. JN>=JJ
endif
end do
endif
end do
STREAM%NT_LOCAL = count(ISMINE)
allocate(STREAM%LOCAL_IndexLocation(STREAM%NT_LOCAL), STAT=STATUS)
_VERIFY(STATUS)
do N=1,STREAM%N_GRIDS
if (gname == STREAM%TILING(N)%NAME) then
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
II = nint(AVR(I,NumGlobalVars+1+NumLocalVars*(N-1)))
JJ = nint(AVR(I,NumGlobalVars+2+NumLocalVars*(N-1)))
STREAM%LOCAL_IndexLocation(L)%I = II
STREAM%LOCAL_IndexLocation(L)%J = JJ
STREAM%LOCAL_IndexLocation(L)%W = AVR(I,NumGlobalVars+3+NumLocalVars*(N-1))
end if
end if
end do
endif
end do
end if
! Allocate space for global versions of stream parameters
!--------------------------------------------------------
allocate(STREAM%GLOBAL_ID (STREAM%NT_GLOBAL), STAT=STATUS)
_VERIFY(STATUS)
allocate(STREAM%GLOBAL_GEOLOCATION(STREAM%NT_GLOBAL), STAT=STATUS)
_VERIFY(STATUS)
!C do N=1,STREAM%N_GRIDS
!C allocate(STREAM%TILING(N)%GLOBAL_IndexLocation(STREAM%NT_GLOBAL), STAT=STATUS)
!C _VERIFY(STATUS)
!C end do
! Fill global stream parameters subject to mask
!----------------------------------------------
K = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
STREAM%GLOBAL_ID (K) = I
STREAM%GLOBAL_GeoLocation(K)%T = nint(AVR(I,1))
!if (STREAM%GLOBAL_GeoLocation(K)%T < 0) STREAM%GLOBAL_GeoLocation(K)%T = MAPL_Ocean
STREAM%GLOBAL_GeoLocation(K)%A = AVR(I,2)
STREAM%GLOBAL_GeoLocation(K)%X = AVR(I,3) * (MAPL_PI/180.)
STREAM%GLOBAL_GeoLocation(K)%Y = AVR(I,4) * (MAPL_PI/180.)
!C X = AVR(I,3)
!C Y = AVR(I,4)
!C do N=1,STREAM%N_GRIDS
!C STREAM%Tiling(N)%GLOBAL_IndexLocation(K)%I = nint(AVR(I,NumGlobalVars+1+NumLocalVars*(N-1)))
!C STREAM%Tiling(N)%GLOBAL_IndexLocation(K)%J = nint(AVR(I,NumGlobalVars+2+NumLocalVars*(N-1)))
!C STREAM%Tiling(N)%GLOBAL_IndexLocation(K)%W = AVR(I,NumGlobalVars+3+NumLocalVars*(N-1))
!C end do
end if
end do
STREAM%IsTileAreaValid = .true.
deallocate(MSK)
deallocate(AVR)
else
! BINARY
! Open file and read header info
!-------------------------------
UNIT = GETFILE(FILENAME, form='UNFORMATTED', RC=status)
_VERIFY(STATUS)
! Total number of tiles in exchange grid
!---------------------------------------
if (use_pfaf_) then
if ( MAPL_am_I_root() ) read(UNIT) NT,stream%pfafstetter_catchments
call MAPL_CommsBcast(vm, DATA=NT, N=1, ROOT=0, RC=status)
call MAPL_CommsBcast(vm, DATA=stream%pfafstetter_catchments, N=1, ROOT=0, RC=status)
else
if ( MAPL_am_I_root() ) read(UNIT) NT
call MAPL_CommsBcast(vm, DATA=NT, N=1, ROOT=0, RC=status)
end if
! Number of grids that can be attached
!-------------------------------------
if ( MAPL_am_I_root() ) read(UNIT) STREAM%N_GRIDS
call MAPL_CommsBcast(vm, DATA=STREAM%N_GRIDS, N=1, ROOT=0, RC=status)
! The exchange grid is used to tile each attached grid
!-----------------------------------------------------
allocate(STREAM%TILING(STREAM%N_GRIDS), STAT=STATUS)
_VERIFY(STATUS)
! The names and sizes of the grids to be tiled
!---------------------------------------------
do N=1,STREAM%N_GRIDS
if ( MAPL_am_I_root() ) then
read(UNIT) STREAM%TILING(N)%NAME
read(UNIT) STREAM%TILING(N)%IM
read(UNIT) STREAM%TILING(N)%JM
endif
call MAPL_CommsBcast(vm, DATA=STREAM%TILING(N)%NAME, N=MAPL_TileNameLength, ROOT=0, RC=status)
if (NewGridNames_) then
call GenOldGridName_(STREAM%TILING(N)%NAME)
end if
call MAPL_CommsBcast(vm, DATA=STREAM%TILING(N)%IM, N=1, ROOT=0, RC=status)
call MAPL_CommsBcast(vm, DATA=STREAM%TILING(N)%JM, N=1, ROOT=0, RC=status)
enddo
if (use_pfaf_) then
STREAM%TILING(2)%IM = stream%pfafstetter_catchments
STREAM%TILING(2)%JM = 1
STREAM%TILING(2)%name = "CATCHMENT_GRID"
end if
! Read location stream file into AVR
!---------------------------------------
call MAPL_AllocateShared(AVR, (/NT,1/), TransRoot=.true., RC=STATUS)
_VERIFY(STATUS)
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) then
read(UNIT) AVR
read(unit)
read(unit)
endif
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
! Allocate msk for which tiles to include in the stream being created.
!--------------------------------------------------------------------
call MAPL_AllocateShared(MSK, (/NT/), TransRoot=.true., RC=STATUS)
_VERIFY(STATUS)
! We include any tile whose type matches any element of the mask
!---------------------------------------------------------------
if (.not. MAPL_ShmInitialized .or. MAPL_AmNodeRoot) then
if(present(MASK)) then
do N=1,NT
if (nint(AVR(N,1)) < 0) AVR(N,1) = MAPL_Ocean
MSK(N) = any(nint(AVR(N,1))==MASK(:))
end do
else
MSK = .true.
end if
end if
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
! The number of tiles in the new stream
!--------------------------------------
STREAM%NT_GLOBAL = count(MSK)
if (present(GRID)) then
allocate(ISMINE(STREAM%NT_GLOBAL), STAT=STATUS)
_VERIFY(STATUS)
ISMINE = .false.
call MAPL_GRID_INTERIOR (GRID, I1,IN,J1,JN)
call ESMF_GridGet(grid, name=gname, rc=status)
_VERIFY(STATUS)
read_always = .false.
else
gname = ""
read_always = .true.
end if
! Fill ISMINE (Pick off local tiles)
!------------------------------------
if (present(GRID)) then
do N=1,STREAM%N_GRIDS
if (read_always .or. gname == STREAM%TILING(N)%NAME) then
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (gname==STREAM%TILING(N)%NAME) then
ISMINE(K) = (I1<=nint(AVR(I,1)) .and. IN>=nint(AVR(I,1)))
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
!if (use_pfaf_) avr(:,1)=1
K = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if ((gname==STREAM%TILING(N)%NAME) .and. (ISMINE(K))) then
ISMINE(K) = (J1<=nint(AVR(I,1)) .and. JN>=nint(AVR(I,1)))
endif
end if
end do
if ( MAPL_am_I_root() ) read(UNIT)
else
if ( MAPL_am_I_root() ) read(UNIT)
if ( MAPL_am_I_root() ) read(UNIT)
if ( MAPL_am_I_root() ) read(UNIT)
endif
end do
STREAM%NT_LOCAL = count(ISMINE)
allocate(STREAM%LOCAL_IndexLocation(STREAM%NT_LOCAL), STAT=STATUS)
_VERIFY(STATUS)
end if
if ( MAPL_am_I_root() ) then
rewind(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
endif
! Allocate space for local versions of stream parameters
!--------------------------------------------------------
! Fill global stream parameters subject to mask
!----------------------------------------------
do N=1,STREAM%N_GRIDS
if (read_always .or. gname == STREAM%TILING(N)%NAME) then
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_IndexLocation(L)%I = nint(AVR(I,1))
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
!if (use_pfaf_) avr(:,1)=1
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_IndexLocation(L)%J = nint(AVR(I,1))
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_IndexLocation(L)%W = AVR(I,1)
endif
end if
end do
else
if ( MAPL_am_I_root() ) read(UNIT)
if ( MAPL_am_I_root() ) read(UNIT)
if ( MAPL_am_I_root() ) read(UNIT)
endif
end do
end if
! If grid is present attach that grid to the stream.
! It must be one of the possible grids described in
! the tile file. This is ascertained by name.
!---------------------------------------------------
if (present(GRID)) then
call MAPL_LocStreamAttachGrid(LocStream, GRID, &
ISMINE=ISMINE, RC=STATUS)
_VERIFY(STATUS)
! Allocate Local arrays. Note STREAM%NT_LOCAL was defined in call to attach
!--------------------------------------------------------------------------
allocate(STREAM%LOCAL_ID (STREAM%NT_LOCAL), STAT=STATUS)
_VERIFY(STATUS)
allocate(STREAM%LOCAL_GeoLocation(STREAM%NT_LOCAL), STAT=STATUS)
_VERIFY(STATUS)
allocate(STREAM%D (-1:1,-1:1,STREAM%NT_LOCAL), STAT=STATUS)
_VERIFY(STATUS)
end if
! For flat files we economize on space by rereading the file to get
! the girds information. ASCII files are very inefficient anyway
! and are expensive to reread.
!------------------------------------------------------------------
if( isbinary ) then
if ( MAPL_am_I_root() ) then
rewind(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
read(UNIT)
endif
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_ID(L) = I
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_GeoLocation(L)%T = nint(AVR(I,1))
!if (STREAM%LOCAL_GeoLocation(L)%T < 0) STREAM%LOCAL_GeoLocation(L)%T = MAPL_Ocean
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_GeoLocation(L)%X = AVR(I,1) * (MAPL_PI/180.)
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) read(UNIT) AVR
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_GeoLocation(L)%Y = AVR(I,1) * (MAPL_PI/180.)
endif
end if
end do
call MAPL_SyncSharedMemory(RC=STATUS); _VERIFY(STATUS)
if ( MAPL_am_I_root() ) then
do I=1, 3*STREAM%N_GRIDS ! skip I,J,W
read(UNIT)
end do
read(UNIT, iostat=iostat) AVR
end if
call MAPL_CommsBcast(vm, DATA=iostat, N=1, ROOT=0, RC=status)
_VERIFY(STATUS)
STREAM%IsTileAreaValid = iostat == 0
if (STREAM%IsTileAreaValid) then
call MAPL_BcastShared(vm, DATA=AVR, N=NT, ROOT=0, RootOnly=.false., RC=status)
_VERIFY(STATUS)
K = 0
L = 0
do I=1, NT
if(MSK(I)) then
K = K + 1
if (ISMINE(K)) then
L = L + 1
STREAM%LOCAL_GeoLocation(L)%A = AVR(I,1)
endif
end if
end do
end if
call FREE_FILE(UNIT)
DEALOC__(MSK)
DEALOC_(AVR)
else ! .not.isascii
if(present(GRID)) then
STREAM%LOCAL_GeoLocation = pack(STREAM%GLOBAL_GeoLocation, ISMINE)
STREAM%LOCAL_ID = pack(STREAM%GLOBAL_ID, ISMINE)
deallocate(STREAM%GLOBAL_GeoLocation)
deallocate(Stream%Global_id)
end if
endif
if(present(Grid) .and. (.not.use_pfaf_)) then ! A grid was attached
deallocate(ISMINE)
DoCoeffs = .true.
TILING => STREAM%TILING(STREAM%CURRENT_TILING)
! Compute coefficients for interpolating in G2T if the grid is lat-lon
!---------------------------------------------------------------------
DX = 360./real(tiling%IM)
I = index(TILING%NAME,'-',.true.) !bmaa got rid
if ( I <=0) then
_ASSERT(index(TILING%NAME,'EASE') /=0, "The new EASE grid name only contains underscore _ ")
endif
I = I+1
if (TILING%NAME(I:I+1)=='DC') then
X0 = -180.
XE = 180.0-0.5*DX
elseif(TILING%NAME(I:I+1)=='DE') then
X0 = -180. + DX*0.5
XE = 200.
else
DoCoeffs = .false.
end if
if (TILING%NAME(1:2)=='PE') then
DY = 180./real(tiling%JM )
Y0 = -90. + DY*0.5
elseIF(TILING%NAME(1:2)=='PC') then
DY = 180./real(tiling%JM-1)
Y0 = -90.
else