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***s/r digflt_tl - TLM of digflt 
*
#include "model_macros_f.h"
*

      subroutine digflt_tl 2,1
*
      implicit none
*
*author
*     M Tanguay - rpn - july 2003
*
*revision
* v3_11 - Tanguay M.       - initial MPI version
* v3_21 - Lee V.           - Remove TR2d
* v3_30 - Tanguay M.       - Adapt TL/AD to itf
*
*object
*	
*arguments
*	none
*
*implicits
#include "glb_ld.cdk"
#include "mem.cdk"
#include "init.cdk"
#include "lctl.cdk"
#include "lun.cdk"
#include "rstr.cdk"
#include "schm.cdk"
#include "vta.cdk"
#include "vt1.cdk"
#include "vtx.cdk"
#include "vtam.cdk"
#include "vt1m.cdk"
#include "vtxm.cdk"
cvl#include "tr2d.cdk"
#include "tr3d.cdk"
#include "itf_phy_buses.cdk"
*
*modules
      integer  vmmlod,vmmget,vmmuld
      external vmmlod,vmmget,vmmuld
      integer  open_db_file,close_db_file,rewind_db_file,
     $         read_db_file,write_db_file
      external open_db_file,close_db_file,rewind_db_file,
     $         read_db_file,write_db_file
*
      integer err, key(52), i, j, k, n, key1_, keya_, key1(Tr3d_ntr), 
     $        keya(Tr3d_ntr), pnlod,
     $        key1m_, keyam_, key1m(Tr3d_ntr), keyam(Tr3d_ntr) 
      real tr1,tra,tr1m,tram
      pointer (patr1,  tr1 (LDIST_SHAPE,*)),(patra,  tra (LDIST_SHAPE,*))
      pointer (patr1m, tr1m(LDIST_SHAPE,*)),(patram, tram(LDIST_SHAPE,*))
      real    busper(max(1,p_bper_siz)), dfcoef 
*     __________________________________________________________________
*
      call gem_stop ('VERIFY digflt_tl',-1)
*
cvl   if ( Tr2d_ntr.ne.0 ) call gem_stop ('digflt_tl',-1) 
*
      dfcoef = Init_dfco( abs( (Init_dfnp-1)/2 - Lctl_step ) )
*
***************************************************************
*     Hydrostatic model fields
***************************************************************
      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 )
      pnlod   = 26

*     TRAJECTORY
*     ----------
      key(pnlod+1)  = VMM_KEY(utam  )
      key(pnlod+2)  = VMM_KEY(ut1m  )
      key(pnlod+3)  = VMM_KEY(vtam  )
      key(pnlod+4)  = VMM_KEY(vt1m  )
      key(pnlod+5)  = VMM_KEY(tdtam )
      key(pnlod+6)  = VMM_KEY(tdt1m )
      key(pnlod+7)  = VMM_KEY(fitam )
      key(pnlod+8)  = VMM_KEY(fit1m )
      key(pnlod+9)  = VMM_KEY(fiptam)
      key(pnlod+10) = VMM_KEY(fipt1m)
      key(pnlod+11) = VMM_KEY(ttam  )
      key(pnlod+12) = VMM_KEY(tt1m  )
      key(pnlod+13) = VMM_KEY(qtam  )
      key(pnlod+14) = VMM_KEY(qt1m  )
      key(pnlod+15) = VMM_KEY(tptam )
      key(pnlod+16) = VMM_KEY(tpt1m )
      key(pnlod+17) = VMM_KEY(piptam)
      key(pnlod+18) = VMM_KEY(pipt1m)
      key(pnlod+19) = VMM_KEY(tpltam)
      key(pnlod+20) = VMM_KEY(tplt1m)
      key(pnlod+21) = VMM_KEY(psdtam)
      key(pnlod+22) = VMM_KEY(psdt1m)
      key(pnlod+23) = VMM_KEY(stam  )
      key(pnlod+24) = VMM_KEY(st1m  )
      key(pnlod+25) = VMM_KEY(gptam )
      key(pnlod+26) = VMM_KEY(gptxm )
      pnlod = pnlod+26
*
      err = vmmlod(key,pnlod)
      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 )

*     TRAJECTORY
*     ----------
      err = VMM_GET_VAR(utam  )
      err = VMM_GET_VAR(ut1m  )
      err = VMM_GET_VAR(vtam  )
      err = VMM_GET_VAR(vt1m  )
      err = VMM_GET_VAR(tdtam )
      err = VMM_GET_VAR(tdt1m )
      err = VMM_GET_VAR(fitam )
      err = VMM_GET_VAR(fit1m )
      err = VMM_GET_VAR(fiptam)
      err = VMM_GET_VAR(fipt1m)
      err = VMM_GET_VAR(ttam  )
      err = VMM_GET_VAR(tt1m  )
      err = VMM_GET_VAR(qtam  )
      err = VMM_GET_VAR(qt1m  )
      err = VMM_GET_VAR(tptam )
      err = VMM_GET_VAR(tpt1m )
      err = VMM_GET_VAR(piptam)
      err = VMM_GET_VAR(pipt1m)
      err = VMM_GET_VAR(tpltam)
      err = VMM_GET_VAR(tplt1m)
      err = VMM_GET_VAR(psdtam)
      err = VMM_GET_VAR(psdt1m)
      err = VMM_GET_VAR(stam  )
      err = VMM_GET_VAR(st1m  )
      err = VMM_GET_VAR(gptam )
      err = VMM_GET_VAR(gptxm )
*
      do k=1,l_nk
      do j= 1, l_nj 
      do i= 1, l_ni 
*
*          TRAJECTORY
*          ----------
           utam(i,j,k) =   utam(i,j,k) + dfcoef *   ut1m(i,j,k)
           vtam(i,j,k) =   vtam(i,j,k) + dfcoef *   vt1m(i,j,k)
          tdtam(i,j,k) =  tdtam(i,j,k) + dfcoef *  tdt1m(i,j,k)
          fitam(i,j,k) =  fitam(i,j,k) + dfcoef *  fit1m(i,j,k)
         fiptam(i,j,k) = fiptam(i,j,k) + dfcoef * fipt1m(i,j,k)
           ttam(i,j,k) =   ttam(i,j,k) + dfcoef *   tt1m(i,j,k)
           qtam(i,j,k) =   qtam(i,j,k) + dfcoef *   qt1m(i,j,k)
          tptam(i,j,k) =  tptam(i,j,k) + dfcoef *  tpt1m(i,j,k)
         piptam(i,j,k) = piptam(i,j,k) + dfcoef * pipt1m(i,j,k)
         tpltam(i,j,k) = tpltam(i,j,k) + dfcoef * tplt1m(i,j,k)
         psdtam(i,j,k) = psdtam(i,j,k) + dfcoef * psdt1m(i,j,k)
          gptam(i,j,k) =  gptam(i,j,k) + dfcoef *  gptxm(i,j,k)

*          TLM 
*          ---
           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
*
*        TRAJECTORY
*        ----------
         stam(i,j)   = stam(i,j)   + dfcoef * st1m(i,j)
*
*        TLM 
*        ---
         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 )
         pnlod  = 8
*
         key(pnlod+1) = VMM_KEY(wtam  )
         key(pnlod+2) = VMM_KEY(wt1m  )
         key(pnlod+3) = VMM_KEY(qptam )
         key(pnlod+4) = VMM_KEY(qpt1m )
         key(pnlod+5) = VMM_KEY(multam)
         key(pnlod+6) = VMM_KEY(multxm)
         key(pnlod+7) = VMM_KEY(mutam )
         key(pnlod+8) = VMM_KEY(mut1m )
         pnlod = pnlod + 8 
*
         err = vmmlod(key,pnlod)
*
         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 )
*
*        TRAJECTORY
*        ----------
         err = VMM_GET_VAR(wtam  )
         err = VMM_GET_VAR(wt1m  )
         err = VMM_GET_VAR(qptam )
         err = VMM_GET_VAR(qpt1m )
         err = VMM_GET_VAR(multam)
         err = VMM_GET_VAR(multxm)
         err = VMM_GET_VAR(mutam )
         err = VMM_GET_VAR(mut1m )
*
         do k=1,l_nk
         do j= 1, l_nj
         do i= 1, l_ni
*
*           TRAJECTORY
*           ----------  
              wtam(i,j,k) =   wtam(i,j,k) + dfcoef *   wt1m(i,j,k)
             qptam(i,j,k) =  qptam(i,j,k) + dfcoef *  qpt1m(i,j,k)
            multam(i,j,k) = multam(i,j,k) + dfcoef * multxm(i,j,k)
             mutam(i,j,k) =  mutam(i,j,k) + dfcoef *  mut1m(i,j,k)
*
*           TLM 
*           ---  
              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
*
         key1m_ = VMM_KEY (trt1m)
         keyam_ = VMM_KEY (trtam)
         key1_  = VMM_KEY (trt1)
         keya_  = VMM_KEY (trta)
         do n=1,Tr3d_ntr
            key1m(n) = key1m_ + n
            keyam(n) = keyam_ + n
*
            key1(n) = key1_ + n
            keya(n) = keya_ + n
         end do
         if (Tr3d_ntr.gt.0) then
            err = vmmlod(key1m,Tr3d_ntr)  
            err = vmmlod(keyam,Tr3d_ntr)  
            err = vmmlod(key1, Tr3d_ntr)  
            err = vmmlod(keya, Tr3d_ntr)  
            do n=1,Tr3d_ntr
               err = vmmget(key1m(n),patr1m,tr1m)
               err = vmmget(keyam(n),patram,tram)
               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
                  tram(i,j,k) = tram(i,j,k) + dfcoef * tr1m(i,j,k)
                  tra (i,j,k) = tra (i,j,k) + dfcoef * tr1 (i,j,k)
               end do
               end do
               end do
            end do
            err = vmmuld(key1m,Tr3d_ntr)
            err = vmmuld(keyam,Tr3d_ntr)
            err = vmmuld(key1, Tr3d_ntr)
            err = vmmuld(keya, Tr3d_ntr)
         endif
*
      elseif ( Lctl_step .eq. (Init_dfnp-1)/2 ) then
*
         key1m_ = VMM_KEY (trt1m)
         keyam_ = VMM_KEY (trtam)
         key1_  = VMM_KEY (trt1)
         keya_  = VMM_KEY (trta)
         do n=1,Tr3d_ntr
            key1m(n) = key1m_ + n
            keyam(n) = keyam_ + n
            key1 (n) = key1_  + n
            keya (n) = keya_  + n
         end do
         if (Tr3d_ntr.gt.0) then
            err = vmmlod(key1m,Tr3d_ntr)  
            err = vmmlod(keyam,Tr3d_ntr)  
            err = vmmlod(key1, Tr3d_ntr)  
            err = vmmlod(keya, Tr3d_ntr)  
            do n=1,Tr3d_ntr
               err = vmmget(key1m(n),patr1m,tr1m)
               err = vmmget(keyam(n),patram,tram)
               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
*
*                 TRAJECTORY
*                 ----------
                  tram(i,j,k) = tr1m(i,j,k)
*
*                 TLM 
*                 ---
                  tra(i,j,k) = tr1(i,j,k)
*
               end do
               end do
               end do
            end do
            err = vmmuld(key1m,Tr3d_ntr)
            err = vmmuld(keyam,Tr3d_ntr)
            err = vmmuld(key1, Tr3d_ntr)
            err = vmmuld(keya, Tr3d_ntr)
         endif
*
      endif

***********************************************************************
* Physics fields at half span are saved to be used after initialisation
***********************************************************************
*
*     --------------------------------------------------------------------------------
*     NOTE: For TLM of simplified physics, the requested TRAJECTORY is given in RWTRAJ 
*     --------------------------------------------------------------------------------
      if (.FALSE.) then
      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
      endif
*
      Rstri_half_L = .false.
      if (Lctl_step.ge.(Init_dfnp-1)/2) Rstri_half_L = .true.
*
      return
      end