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ver_hor.f90
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ver_hor.f90
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subroutine ver_hor
!---------------------------------------------------------------------------
! !
! Copyright 2018 Anna Teruzzi, OGS, Trieste !
! !
! This file is part of 3DVarBio.
! 3DVarBio is based on OceanVar (Dobricic, 2006) !
! !
! 3DVarBio is free software: you can redistribute it and/or modify. !
! it under the terms of the GNU General Public License as published by !
! the Free Software Foundation, either version 3 of the License, or !
! (at your option) any later version. !
! !
! 3DVarBio is distributed in the hope that it will be useful, !
! but WITHOUT ANY WARRANTY; without even the implied warranty of !
! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the !
! GNU General Public License for more details. !
! !
! You should have received a copy of the GNU General Public License !
! along with OceanVar. If not, see <http://www.gnu.org/licenses/>. !
! !
!---------------------------------------------------------------------------
!-----------------------------------------------------------------------
! !
! Apply horizontal filter !
! !
! !
! Version 1: A. Teruzzi 2018 !
! Symmetric calculation in presence of coastal boundaries !
! eta_ad, tem_ad, and sal_ad are here temporary arrays !
! Attenuation of correction near the cost where d<200m !
!-----------------------------------------------------------------------
use set_knd
use grd_str
use eof_str
use cns_str
use drv_str
use obs_str
use mpi_str
implicit none
INTEGER(i4) :: i,j,k, ione, l
INTEGER :: jp, SurfaceIndex, TmpOffset, LinearIndex
INTEGER(i4) :: iProc, ierr
type(DoubleGrid), allocatable, dimension(:,:,:) :: SendBuf3D
type(DoubleGrid), allocatable, dimension(:) :: RecBuf1D(:)
REAL(r8), allocatable, dimension(:,:,:) :: DefBufChl, DefBufChlAd
ione = 1
! ---
! Vertical EOFs
call veof
!return
! goto 103 !No Vh
! ---
! Load temporary arrays
do k=1,grd%km
grd%chl_ad(:,:,k) = grd%chl(:,:,k)
enddo
!********** APPLY RECURSIVE FILTERS ********** !
! ---
! Transpose calculation in the presense of coastal boundaries
! ---
! y direction
! ---
! Scale by the scaling factor
do k=1,grd%km
grd%chl_ad(:,:,k) = grd%chl_ad(:,:,k) * grd%scy(:,:,k)
enddo
! Apply recursive filter in y direction
call rcfl_y_ad( localRow, GlobalCol, grd%km, grd%jmax, grd%aey, grd%bey, grd%chl_ad, grd%jnx, grd%jmx)
! ---
! x direction
if(NumProcI .gt. 1) then
ALLOCATE(SendBuf3D(grd%km, grd%im, grd%jm))
ALLOCATE( RecBuf1D(grd%km*GlobalRow*localCol))
ALLOCATE( DefBufChl(GlobalRow, localCol, grd%km))
ALLOCATE( DefBufChlAd(GlobalRow, localCol, grd%km))
do k=1,grd%km
do j=1,grd%jm
do i=1,grd%im
SendBuf3D(k,i,j)%chl = grd%chl(i,j,k)
end do
end do
end do
do k=1,grd%km
do j=1,grd%jm
do i=1,grd%im
SendBuf3D(k,i,j)%chl_ad = grd%chl_ad(i,j,k)
end do
end do
end do
call MPI_Alltoallv(SendBuf3D, SendCountX3D, SendDisplX3D, MyPair, &
RecBuf1D, RecCountX3D, RecDisplX3D, MyPair, Var3DCommunicator, ierr)
SurfaceIndex = localCol*grd%km
do j=1,localCol
do iProc=0, NumProcI-1
TmpOffset = RecDisplX3D(iProc+1)/SurfaceIndex
do i=1,RecCountX3D(iProc+1)/SurfaceIndex
LinearIndex = (i-1)*grd%km + (j-1)*RecCountX3D(iProc+1)/localCol + RecDisplX3D(iProc+1)
do k=1,grd%km
DefBufChl(i + TmpOffset,j,k) = RecBuf1D(k + LinearIndex)%chl
end do
end do
end do
end do
do j=1,localCol
do iProc=0, NumProcI-1
TmpOffset = RecDisplX3D(iProc+1)/SurfaceIndex
do i=1,RecCountX3D(iProc+1)/SurfaceIndex
LinearIndex = (i-1)*grd%km + (j-1)*RecCountX3D(iProc+1)/localCol + RecDisplX3D(iProc+1)
do k=1,grd%km
DefBufChlAd(i + TmpOffset,j,k) = RecBuf1D(k + LinearIndex)%chl_ad
end do
end do
end do
end do
! ---
! Scale by the scaling factor
do k=1,grd%km
DefBufChlAd(:,:,k) = DefBufChlAd(:,:,k) * grd%scx(:,:,k)
enddo
call rcfl_x_ad( GlobalRow, localCol, grd%km, grd%imax, grd%aex, grd%bex, DefBufChlAd, grd%inx, grd%imx)
else
! ---
! Scale by the scaling factor
do k=1,grd%km
grd%chl_ad(:,:,k) = grd%chl_ad(:,:,k) * grd%scx(:,:,k)
enddo
call rcfl_x_ad( GlobalRow, localCol, grd%km, grd%imax, grd%aex, grd%bex, grd%chl_ad, grd%inx, grd%imx)
end if
! ---
! x direction
if(NumProcI .gt. 1) then
call rcfl_x( GlobalRow, localCol, grd%km, grd%imax, grd%aex, grd%bex, DefBufChl, grd%inx, grd%imx)
do k=1,grd%km
DefBufChl(:,:,k) = DefBufChl(:,:,k) * grd%scx(:,:,k)
enddo
! Reordering data to send back
DEALLOCATE(SendBuf3D, RecBuf1D)
ALLOCATE(SendBuf3D(grd%km, localCol, GlobalRow))
ALLOCATE( RecBuf1D(grd%km*grd%jm*grd%im))
do k=1,grd%km
do j=1,localCol
do i=1,GlobalRow
SendBuf3D(k,j,i)%chl = DefBufChl(i,j,k)
end do
end do
end do
do k=1,grd%km
do j=1,localCol
do i=1,GlobalRow
SendBuf3D(k,j,i)%chl_ad = DefBufChlAd(i,j,k)
end do
end do
end do
call MPI_Alltoallv(SendBuf3D, RecCountX3D, RecDisplX3D, MyPair, &
RecBuf1D, SendCountX3D, SendDisplX3D, MyPair, Var3DCommunicator, ierr)
SurfaceIndex = grd%im*grd%km
do i=1,grd%im
do iProc=0, NumProcI-1
TmpOffset = SendDisplX3D(iProc+1)/SurfaceIndex
do j=1,SendCountX3D(iProc+1)/SurfaceIndex
LinearIndex = (j-1)*grd%km +(i-1)*SendCountX3D(iProc+1)/grd%im + SendDisplX3D(iProc+1)
do k=1,grd%km
grd%chl(i, j + TmpOffset,k) = RecBuf1D(k + LinearIndex)%chl
end do
end do
end do
end do
do i=1,grd%im
do iProc=0, NumProcI-1
TmpOffset = SendDisplX3D(iProc+1)/SurfaceIndex
do j=1,SendCountX3D(iProc+1)/SurfaceIndex
LinearIndex = (j-1)*grd%km +(i-1)*SendCountX3D(iProc+1)/grd%im + SendDisplX3D(iProc+1)
do k=1,grd%km
grd%chl_ad(i, j + TmpOffset,k) = RecBuf1D(k + LinearIndex)%chl_ad
end do
end do
end do
end do
DEALLOCATE(SendBuf3D, RecBuf1D, DefBufChl, DefBufChlAd)
else ! NumProcI .eq. 1
call rcfl_x( GlobalRow, localCol, grd%km, grd%imax, grd%aex, grd%bex, grd%chl, grd%inx, grd%imx)
do k=1,grd%km
grd%chl(:,:,k) = grd%chl(:,:,k) * grd%scx(:,:,k)
enddo
end if
! ---
! y direction
! Apply recursive filter in y direction
call rcfl_y( localRow, GlobalCol, grd%km, grd%jmax, grd%aey, grd%bey, grd%chl, grd%jnx, grd%jmx)
! ---
! Scale by the scaling factor
do k=1,grd%km
grd%chl(:,:,k) = grd%chl(:,:,k) * grd%scy(:,:,k)
enddo
! ---
! Average
do k=1,grd%km
grd%chl(:,:,k) = (grd%chl(:,:,k) + grd%chl_ad(:,:,k) ) * 0.5
enddo
! ---
! Scale for boundaries
do k=1,grd%km
grd%chl(:,:,k) = grd%chl(:,:,k) * grd%msk(:,:,k)
enddo
! 103 continue
! ---
! Apply biological repartition of the chlorophyll
if(drv%bio_assim .eq. 1) &
call bio_mod
end subroutine ver_hor