!-------------------------------------- LICENCE BEGIN ------------------------------------
!Environment Canada - Atmospheric Science and Technology License/Disclaimer,
! version 3; Last Modified: May 7, 2008.
!This is free but copyrighted software; you can use/redistribute/modify it under the terms
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!See the above mentioned License/Disclaimer for more details.
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***s/r vspng_main - applies horizontal diffusion with vertical modulation
* on Vspng_nk top levels
*
#include "model_macros_f.h"
*
subroutine vspng_main 3,6
*
#include "impnone.cdk"
*
*author
* Michel Desgagne - October 2000
*
*revision
* v2_11 - Desgagne M. - initial version
* v2_21 - Desgagne M. - new call to horwavg
* v2_30 - Edouard S. - adapt for vertical hybrid coordinate
* v3_02 - Lee V. - adapt for LAM
* v3_10 - Corbeil & Desgagne & Lee - AIXport+Opti+OpenMP
*
*object
* applies horizontal diffusion with vertical modulation of
* the diffusion coefficient on Vspng_nk top levels
* (1) del-2 horizontal diffusion used for non-LAM
* (2) 9 point explicit filter used for LAM
*
*arguments
* none
*
*implicits
#include "glb_ld.cdk"
#include "lun.cdk"
#include "schm.cdk"
#include "geomg.cdk"
#include "cstv.cdk"
#include "vspng.cdk"
#include "vt0.cdk"
#include "vt1.cdk"
#include "vtx.cdk"
#include "p_geof.cdk"
*
*modules
integer vmmlod,vmmuld,vmmget
external vmmlod,vmmuld,vmmget
*
integer pnerr, pnlod, pnlkey1(20), i, j, k
real*8 ONE_8, bbb_8, eta_8
parameter( ONE_8 = 1. )
**
* _________________________________________________________________
*
if (Vspng_nk.lt.1) return
*
pnlkey1(1) = VMM_KEY(ut1)
pnlkey1(2) = VMM_KEY(vt1)
pnlkey1(3) = VMM_KEY(psdt1)
pnlkey1(4) = VMM_KEY(tpt1)
pnlkey1(5) = VMM_KEY(fipt1)
pnlkey1(6) = VMM_KEY(tdt1)
pnlkey1(7) = VMM_KEY(tt1)
pnlkey1(8) = VMM_KEY(fit1)
pnlkey1(9) = VMM_KEY(topo)
pnlkey1(10) = VMM_KEY(tplt1)
pnlkey1(11) = VMM_KEY(qt1)
pnlkey1(12) = VMM_KEY(pipt0)
pnlkey1(13) = VMM_KEY(pipt1)
pnlkey1(14) = VMM_KEY(st1)
pnlod = 14
if (.not. Schm_hydro_L) then
pnlkey1(15) = VMM_KEY(wt1)
pnlkey1(16) = VMM_KEY(qpt1)
pnlkey1(17) = VMM_KEY(mut1)
pnlkey1(18) = VMM_KEY(multx)
pnlod = 18
endif
* - - - - - - - - - - - - - - -
pnerr = vmmlod(pnlkey1,pnlod)
* - - - - - - - - - - - - - - -
pnerr = VMM_GET_VAR(ut1)
pnerr = VMM_GET_VAR(vt1)
pnerr = VMM_GET_VAR(psdt1)
pnerr = VMM_GET_VAR(tpt1)
pnerr = VMM_GET_VAR(fipt1)
pnerr = VMM_GET_VAR(tdt1)
pnerr = VMM_GET_VAR(tt1)
pnerr = VMM_GET_VAR(fit1)
pnerr = VMM_GET_VAR(topo)
pnerr = VMM_GET_VAR(tplt1)
pnerr = VMM_GET_VAR(qt1)
pnerr = VMM_GET_VAR(pipt0)
pnerr = VMM_GET_VAR(pipt1)
pnerr = VMM_GET_VAR(st1)
if (.not. Schm_hydro_L) then
pnerr = VMM_GET_VAR(wt1)
pnerr = VMM_GET_VAR(qpt1)
pnerr = VMM_GET_VAR(mut1)
pnerr = VMM_GET_VAR(multx)
else
wt1_ = 0
qpt1_ = 0
mut1_ = 0
multx_= 0
endif
*
if (Vspng_rwnd_L) call iw2rwnd ( ut1, vt1, LDIST_DIM, G_nk, 1 )
*
if (G_lam) then
if (Lun_debug_L) write (Lun_out,1001) Vspng_nk
call vspng_drv_lam ( ut1 , vt1 , psdt1, tpt1, fipt1, tdt1,
% tt1 , fit1, tplt1, qt1 , pipt1, wt1 ,
% qpt1, mut1, multx, st1 , topo ,
% LDIST_DIM, G_nk )
else
if (Lun_debug_L) write (Lun_out,1000) Vspng_nk
call vspng_drv ( ut1 , vt1 , psdt1, tpt1, fipt1, tdt1,
% tt1 , fit1, tplt1, qt1 , pipt1, wt1 ,
% qpt1, mut1, multx, st1 , topo ,
% LDIST_DIM, G_nk )
endif
*
!$omp parallel
if (Cstv_phidf_8.gt.0.) then
*
* Adjust surface pressure and hence pi' (FOR CLIMATE APPLICATIONS)
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
if (Schm_psadj_L) then
*
!$omp single
call horwavg ( bbb_8, pipt0(l_minx,l_miny,G_nk),
$ pipt1(l_minx,l_miny,G_nk),LDIST_DIM )
!$omp end single
*
* Redistribute the average mass loss at the surface, ...
*
!$omp do
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
pipt1(i,j,G_nk) = pipt1(i,j,G_nk) + bbb_8
end do
end do
!$omp enddo
*
* ... correct s immediately and ...
*
!$omp do
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
st1(i,j)= log(ONE_8+dble(pipt1(i,j,G_nk)/geomg_pib(G_nk)))
end do
end do
!$omp enddo
*
* ... refine pi' everywhere else accordingly.
*
!$omp do
do k=1,G_nk-1
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
pipt1(i,j,k) = geomg_pib(k) *( exp(st1(i,j)) - 1 )
end do
end do
end do
!$omp enddo
*
else
*
*******************************************
* $. Indirect diffusion of s through pi' *
*******************************************
*
!$omp do
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
st1(i,j)= log(ONE_8+dble(pipt1(i,j,G_nk)/geomg_pib(G_nk)))
end do
end do
!$omp enddo
*
endif
*
*******************************************
* $. Indirect diffusion of q through pi' *
*******************************************
*
!$omp do
do k=1,G_nk
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
qt1(i,j,k) = log( Geomg_z_8(k) + dble(pipt1(i,j,k)) )
end do
end do
end do
!$omp enddo
*
if ( .not. Schm_hydro_L ) then
!$omp do
do k=1,G_nk
do j= 1+pil_s, l_nj-pil_n
do i= 1+pil_w, l_ni-pil_e
qt1(i,j,k) = qt1(i,j,k) + qpt1(i,j,k)
end do
end do
end do
!$omp enddo
endif
*
endif
*
!$omp end parallel
*
if (.not.G_lam) call hspng_main ()
*
if (Vspng_rwnd_L) call iw2rwnd ( ut1, vt1, LDIST_DIM, G_nk, 2 )
*
1000 format(/,3X,
$ 'DEL-2 SPONGE LAYER ON TOP ',I3,' LAYERS: (S/R VSPNG_DRV)')
1001 format(/,3X,
$ '9PT FILT SPONGE LAYER ON TOP ',I3,' LAYERS: (S/R VSPNG_DRV_LAM)')
*
* _________________________________________________________________
*
return
end