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! version 3; Last Modified: May 7, 2008.
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***s/r digflt - Compute digitally filtered fields
*
#include "model_macros_f.h"
*
subroutine digflt 2
*
implicit none
*
*author
* Alain Patoine - march 94
*
*revision
* v2_00 - Desgagne M. - initial MPI version
* v2_30 - Edouard S. - remove pi' at the top
* v2_31 - Desgagne M. - re-introduce tracers
* v3_00 - Desgagne & Lee - Lam configuration
* v3_21 - Lee V. - Remove TR2d
* v3_30 - Desgagne M. - Removed phy memcore option
* v3_31 - McTaggart-Cowan R.- correction for Vtopo mode in digflt
*
*object
*
*arguments
* none
*
*implicits
#include "glb_ld.cdk"
#include "init.cdk"
#include "lctl.cdk"
#include "lun.cdk"
#include "rstr.cdk"
#include "schm.cdk"
#include "p_geof.cdk"
#include "vta.cdk"
#include "vt1.cdk"
#include "vtx.cdk"
#include "tr3d.cdk"
#include "itf_phy_buses.cdk"
*
*modules
integer vmmlod,vmmget,vmmuld
external vmmlod,vmmget,vmmuld
*
integer err, key(26), i, j, k, n, key1_, keya_, key1(Tr3d_ntr),
$ keya(Tr3d_ntr),key_topo(2)
real tr1,tra
pointer (patr1, tr1(LDIST_SHAPE,*)),(patra, tra(LDIST_SHAPE,*))
real busper(max(1,p_bper_siz)), buf(l_ni,G_nk), dfcoef
real, allocatable, dimension(:,:,:,:) :: tr2,tr3
*
* __________________________________________________________________
*
dfcoef = Init_dfco( abs( (Init_dfnp-1)/2 - Lctl_step ) )
*
key(1) = VMM_KEY(uta )
key(2) = VMM_KEY(ut1 )
key(3) = VMM_KEY(vta )
key(4) = VMM_KEY(vt1 )
key(5) = VMM_KEY(tdta )
key(6) = VMM_KEY(tdt1 )
key(7) = VMM_KEY(fita )
key(8) = VMM_KEY(fit1 )
key(9) = VMM_KEY(fipta)
key(10) = VMM_KEY(fipt1)
key(11) = VMM_KEY(tta )
key(12) = VMM_KEY(tt1 )
key(13) = VMM_KEY(qta )
key(14) = VMM_KEY(qt1 )
key(15) = VMM_KEY(tpta )
key(16) = VMM_KEY(tpt1 )
key(17) = VMM_KEY(pipta)
key(18) = VMM_KEY(pipt1)
key(19) = VMM_KEY(tplta)
key(20) = VMM_KEY(tplt1)
key(21) = VMM_KEY(psdta)
key(22) = VMM_KEY(psdt1)
key(23) = VMM_KEY(sta )
key(24) = VMM_KEY(st1 )
key(25) = VMM_KEY(gpta )
key(26) = VMM_KEY(gptx )
err = vmmlod(key,26)
err = VMM_GET_VAR(uta )
err = VMM_GET_VAR(ut1 )
err = VMM_GET_VAR(vta )
err = VMM_GET_VAR(vt1 )
err = VMM_GET_VAR(tdta )
err = VMM_GET_VAR(tdt1 )
err = VMM_GET_VAR(fita )
err = VMM_GET_VAR(fit1 )
err = VMM_GET_VAR(fipta)
err = VMM_GET_VAR(fipt1)
err = VMM_GET_VAR(tta )
err = VMM_GET_VAR(tt1 )
err = VMM_GET_VAR(qta )
err = VMM_GET_VAR(qt1 )
err = VMM_GET_VAR(tpta )
err = VMM_GET_VAR(tpt1 )
err = VMM_GET_VAR(pipta)
err = VMM_GET_VAR(pipt1)
err = VMM_GET_VAR(tplta)
err = VMM_GET_VAR(tplt1)
err = VMM_GET_VAR(psdta)
err = VMM_GET_VAR(psdt1)
err = VMM_GET_VAR(sta )
err = VMM_GET_VAR(st1 )
err = VMM_GET_VAR(gpta )
err = VMM_GET_VAR(gptx )
*
do k=1,l_nk
do j= 1, l_nj
do i= 1, l_ni
uta(i,j,k) = uta(i,j,k) + dfcoef * ut1(i,j,k)
vta(i,j,k) = vta(i,j,k) + dfcoef * vt1(i,j,k)
tdta(i,j,k) = tdta(i,j,k) + dfcoef * tdt1(i,j,k)
fita(i,j,k) = fita(i,j,k) + dfcoef * fit1(i,j,k)
fipta(i,j,k) = fipta(i,j,k) + dfcoef * fipt1(i,j,k)
tta(i,j,k) = tta(i,j,k) + dfcoef * tt1(i,j,k)
qta(i,j,k) = qta(i,j,k) + dfcoef * qt1(i,j,k)
tpta(i,j,k) = tpta(i,j,k) + dfcoef * tpt1(i,j,k)
pipta(i,j,k) = pipta(i,j,k) + dfcoef * pipt1(i,j,k)
tplta(i,j,k) = tplta(i,j,k) + dfcoef * tplt1(i,j,k)
psdta(i,j,k) = psdta(i,j,k) + dfcoef * psdt1(i,j,k)
gpta(i,j,k) = gpta(i,j,k) + dfcoef * gptx(i,j,k)
end do
end do
end do
*
do j= 1, l_nj
do i= 1, l_ni
sta(i,j) = sta(i,j) + dfcoef * st1(i,j)
end do
end do
*
err = vmmuld(-1,0)
*
***************************************************************
* Non-hydrostatic model fields
***************************************************************
*
if ( .not. Schm_hydro_L )then
*
key(1) = VMM_KEY(wta )
key(2) = VMM_KEY(wt1 )
key(3) = VMM_KEY(qpta )
key(4) = VMM_KEY(qpt1 )
key(5) = VMM_KEY(multa)
key(6) = VMM_KEY(multx)
key(7) = VMM_KEY(muta )
key(8) = VMM_KEY(mut1 )
err = vmmlod(key,8)
err = VMM_GET_VAR(wta )
err = VMM_GET_VAR(wt1 )
err = VMM_GET_VAR(qpta )
err = VMM_GET_VAR(qpt1 )
err = VMM_GET_VAR(multa)
err = VMM_GET_VAR(multx)
err = VMM_GET_VAR(muta )
err = VMM_GET_VAR(mut1 )
*
do k=1,l_nk
do j= 1, l_nj
do i= 1, l_ni
wta(i,j,k) = wta(i,j,k) + dfcoef * wt1(i,j,k)
qpta(i,j,k) = qpta(i,j,k) + dfcoef * qpt1(i,j,k)
multa(i,j,k) = multa(i,j,k) + dfcoef * multx(i,j,k)
muta(i,j,k) = muta(i,j,k) + dfcoef * mut1(i,j,k)
end do
end do
end do
*
err = vmmuld(-1,0)
*
endif
****************************************************************
* Passive tracers (no passive tracers in linear model)
****************************************************************
if ( Init_dftr_L ) then
*
key1_ = VMM_KEY (trt1)
keya_ = VMM_KEY (trta)
do n=1,Tr3d_ntr
key1(n) = key1_ + n
keya(n) = keya_ + n
end do
if (Tr3d_ntr.gt.0) then
err = vmmlod(key1,Tr3d_ntr)
err = vmmlod(keya,Tr3d_ntr)
do n=1,Tr3d_ntr
err = vmmget(key1(n),patr1,tr1)
err = vmmget(keya(n),patra,tra)
do k=1,G_nk
do j=1,l_nj
do i=1,l_ni
tra(i,j,k) = tra(i,j,k) + dfcoef * tr1(i,j,k)
end do
end do
end do
end do
err = vmmuld(key1,Tr3d_ntr)
err = vmmuld(keya,Tr3d_ntr)
endif
*
elseif ( Lctl_step .eq. (Init_dfnp-1)/2 ) then
*
key1_ = VMM_KEY (trt1)
keya_ = VMM_KEY (trta)
do n=1,Tr3d_ntr
key1(n) = key1_ + n
keya(n) = keya_ + n
end do
if (Tr3d_ntr.gt.0) then
err = vmmlod(key1,Tr3d_ntr)
err = vmmlod(keya,Tr3d_ntr)
do n=1,Tr3d_ntr
err = vmmget(key1(n),patr1,tr1)
err = vmmget(keya(n),patra,tra)
do k=1,G_nk
do j=1,l_nj
do i=1,l_ni
tra(i,j,k) = tr1(i,j,k)
end do
end do
end do
end do
err = vmmuld(key1,Tr3d_ntr)
err = vmmuld(keya,Tr3d_ntr)
endif
*
endif
***********************************************************************
* Physics fields at half span are saved to be used after initialisation
***********************************************************************
if ( Lctl_step .eq. (Init_dfnp-1)/2 .and. Schm_phyms_L ) then
if ( .not. associated ( Phy_busper3D_digf ) )
$ allocate ( Phy_busper3D_digf (p_bper_siz*p_nj))
Phy_busper3D_digf = Phy_busper3D
endif
*
Rstri_half_L = .false.
if (Lctl_step.ge.(Init_dfnp-1)/2) Rstri_half_L = .true.
*
************************************************************************
* Orographic field at half span is saved to be used after initaliazation
************************************************************************
if ( Lctl_step .eq. (Init_dfnp-1)/2) then
key_topo(1) = VMM_KEY(topo)
key_topo(2) = VMM_KEY(topoa)
err = vmmlod(key_topo,size(key_topo))
err = VMM_GET_VAR(topo)
err = VMM_GET_VAR(topoa)
do j=1,l_nj
do i=1,l_ni
topoa(i,j) = topo(i,j)
enddo
enddo
endif
return
end