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C $Header: /u/gcmpack/MITgcm/pkg/smooth/smooth_init2d.F,v 1.1 2010/02/15 23:46:04 gforget Exp $ |
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gforget |
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C $Name: $ |
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#include "SMOOTH_OPTIONS.h" |
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subroutine smooth_init2D (smoothOpNb, mythid ) |
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C *==========================================================* |
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C | SUBROUTINE smooth_init2D |
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C | o Routine that initializes one 2D smoothing/correlation operator |
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C | by computing/writing the corresponding diffusion operator |
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C *==========================================================* |
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cgf the choices of smooth2Dtype and smooth2Dsize need comments... |
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IMPLICIT NONE |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "SMOOTH.h" |
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integer i,j,k, bi, bj |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer myThid |
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character*( 80) fnamegeneric |
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integer smoothOpNb |
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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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smooth2DtotTime=smooth2Dnbt(smoothOpNb)*smooth2DdelTime |
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if ((smooth2Dtype(smoothOpNb).NE.0).AND. |
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& (smooth2Dsize(smoothOpNb).EQ.2)) then |
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write(fnamegeneric(1:80),'(1a,i3.3)') |
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& 'smooth2Dscales',smoothOpNb |
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CALL READ_REC_3D_RL(fnamegeneric,smoothprec, |
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& 1, smooth2D_Lx,1,1,mythid) |
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CALL READ_REC_3D_RL(fnamegeneric,smoothprec, |
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& 1, smooth2D_Ly,2,1,mythid) |
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_EXCH_XY_RL ( smooth2D_Lx, myThid ) |
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_EXCH_XY_RL ( smooth2D_Ly, myThid ) |
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else |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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smooth2D_Lx(i,j,bi,bj)=smooth2D_Lx0(smoothOpNb) |
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smooth2D_Ly(i,j,bi,bj)=smooth2D_Ly0(smoothOpNb) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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endif |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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smooth2D_Kux(i,j,bi,bj)=smooth2D_Lx(i,j,bi,bj)* |
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& smooth2D_Lx(i,j,bi,bj)/smooth2DtotTime/2 |
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smooth2D_Kvy(i,j,bi,bj)=smooth2D_Ly(i,j,bi,bj)* |
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& smooth2D_Ly(i,j,bi,bj)/smooth2DtotTime/2 |
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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_XY_RL ( smooth2D_Kux , myThid ) |
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_EXCH_XY_RL ( smooth2D_Kvy , myThid ) |
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gforget |
1.2 |
WRITE(standardMessageUnit,'(A,I4,2f12.0)') |
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gforget |
1.1 |
& 'smooth 2D default parameters: ', |
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gforget |
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& smooth2Dnbt(smoothOpNb), |
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gforget |
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& smooth2D_Lx0(smoothOpNb),smooth2D_Ly0(smoothOpNb) |
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c write diffusion operator to file |
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write(fnamegeneric(1:80),'(1a,i3.3)') |
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& 'smooth2Doperator',smoothOpNb |
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CALL WRITE_REC_3D_RL(fnamegeneric,smoothprec, |
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& 1,smooth2D_Kux,1,1,mythid) |
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CALL WRITE_REC_3D_RL(fnamegeneric,smoothprec, |
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& 1,smooth2D_Kvy,2,1,mythid) |
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end |
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