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jmc |
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C $Header: /u/gcmpack/MITgcm_contrib/gael/pkg/smooth2/smooth_diff3D.F,v 1.1 2009/10/25 21:24:03 gforget Exp $ |
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gforget |
1.1 |
C $Name: $ |
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#include "CPP_OPTIONS.h" |
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subroutine smooth_diff3D (fld_in,nbt_in,mythid) |
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C *==========================================================* |
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C | SUBROUTINE smooth_diff3D |
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C | o Routine that smoothes a 3D field, using diffusion |
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C *==========================================================* |
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IMPLICIT NONE |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "DYNVARS.h" |
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#include "FFIELDS.h" |
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c#include "ctrl.h" |
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c#include "ctrl_dummy.h" |
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c#include "optim.h" |
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#ifdef ALLOW_AUTODIFF_TAMC |
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#include "tamc.h" |
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#include "tamc_keys.h" |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#include "smooth.h" |
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jmc |
1.2 |
integer i,j,k, bi,bj, iMin,iMax,jMin,jMax |
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gforget |
1.1 |
integer itlo,ithi, jtlo,jthi |
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integer myThid, myIter(nSx,nSy) |
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integer mykkey, smoothkey |
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_RL fld_in(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr,nSx,nSy) |
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_RL fld_tmp(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr,nSx,nSy) |
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_RL gT_in(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr,nSx,nSy) |
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_RL gTm1_in(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr,nSx,nSy) |
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integer nbt_in |
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integer ii, jj, kk |
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integer iloop, ilev_1, ilev_2, ilev_3 |
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integer max_lev2, max_lev3, key_in |
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_RL dTtracerLev_bak(nr) |
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c for now: useless, because level 3 is recomputed anyway |
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c but : if level3 was computed during the fwd loop by callung |
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jmc |
1.2 |
c mdsmooth_diff3D (assumes that it would be called |
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c directly by the_main_loop) then I would need to pass key_in |
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c as a parameter, with different values for T, S, ... |
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c in order not to overwrite the same tape |
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gforget |
1.1 |
key_in=0 |
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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DO bj=jtlo,jthi |
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DO bi=itlo,ithi |
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DO k=1,Nr |
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DO j=1,sNy |
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DO i=1,sNx |
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gT_in(i,j,k,bi,bj) = 0. _d 0 |
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gTm1_in(i,j,k,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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_EXCH_XYZ_RL ( fld_in , myThid ) |
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_EXCH_XYZ_RL ( gt_in , myThid ) |
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_EXCH_XYZ_RL ( gtm1_in , myThid ) |
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#ifdef ALLOW_TAMC_CHECKPOINTING |
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c checkpointing: |
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max_lev3=nbt_in/(nchklev_1*nchklev_2)+1 |
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max_lev2=nbt_in/nchklev_1+1 |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_smooth_lev3 = USER |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_3 = 1,nchklev_3 |
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if(ilev_3.le.max_lev3) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE fld_in = tape_smooth_lev3 , |
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CADJ & key = key_in*max_lev3 + ilev_3 |
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CADJ STORE gTm1_in = tape_smooth_lev3 , |
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CADJ & key = key_in*max_lev3 + ilev_3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_smooth_lev2 = USER |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_2 = 1,nchklev_2 |
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if(ilev_2.le.max_lev2) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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jmc |
1.2 |
CADJ STORE fld_in = tape_smooth_lev2 , |
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gforget |
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CADJ & key = key_in*nchklev_2 + ilev_2 |
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jmc |
1.2 |
CADJ STORE gTm1_in = tape_smooth_lev2 , |
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gforget |
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CADJ & key = key_in*nchklev_2 + ilev_2 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_smooth_lev1 = COMMON, |
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CADJ & nchklev_1*nsx*nsy*nthreads_chkpt |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_1 = 1,nchklev_1 |
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iloop = (ilev_2 - 1)*nchklev_1 + ilev_1 |
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& + (ilev_3 - 1)*nchklev_2*nchklev_1 |
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if ( iloop .le. nbt_in ) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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jmc |
1.2 |
CADJ STORE gTm1_in(:,:,:,bi,bj) = tape_smooth_lev1 , |
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gforget |
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CADJ & key = key_in*nchklev_1 + ilev_1 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#else /* ALLOW_TAMC_CHECKPOINTING */ |
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do iloop=1,nbt_in |
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#endif |
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DO bj=jtlo,jthi |
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DO bi=itlo,ithi |
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DO k=1,Nr |
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DO j=1,sNy |
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DO i=1,sNx |
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gT_in(i,j,k,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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_EXCH_XYZ_RL ( gt_in , myThid ) |
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c compute gT_in: |
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CALL smooth_rhs( fld_in, gT_in, myThid ) |
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DO bj=jtlo,jthi |
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DO bi=itlo,ithi |
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c adams bashfort on gT_in: |
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myIter(bi,bj)=iloop-1 |
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DO k=1,Nr |
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CALL ADAMS_BASHFORTH2( |
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& bi, bj, k, |
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& gT_in, gTm1_in, |
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& myIter(bi,bj) , myThid ) |
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ENDDO |
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jmc |
1.2 |
c time stepping: |
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gforget |
1.1 |
DO k=1,Nr |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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fld_in(i,j,k,bi,bj)=fld_in(i,j,k,bi,bj) |
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& +smooth3DdelTime*gT_in(i,j,k,bi,bj) |
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gT_in(i,j,k,bi,bj)=0 |
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ENDDO |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE fld_in(:,:,:,bi,bj) = tape_smooth_lev1, |
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CADJ & key = key_in*nchklev_1 + ilev_1 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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if ( smooth3DdoImpldiff ) then |
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CALL SMOOTH_IMPLDIFF( |
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I bi, bj, 1, sNx, 1, sNy , |
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I smooth3DdelTime, smooth3D_kappaR(1-OLx,1-OLy,1,bi,bj), |
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I recip_hFacC, |
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U fld_in, |
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I myThid ) |
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endif |
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ENDDO |
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ENDDO |
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_EXCH_XYZ_RL ( fld_in , myThid ) |
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_EXCH_XYZ_RL ( gt_in , myThid ) |
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_EXCH_XYZ_RL ( gtm1_in , myThid ) |
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#ifdef ALLOW_TAMC_CHECKPOINTING |
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endif |
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enddo |
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endif |
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enddo |
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endif |
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enddo |
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#else /* ALLOW_TAMC_CHECKPOINTING */ |
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jmc |
1.2 |
enddo |
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#endif |
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gforget |
1.1 |
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jmc |
1.2 |
END |
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