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#include "SHAP_FILT_OPTIONS.h" |
#include "SHAP_FILT_OPTIONS.h" |
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SUBROUTINE SHAP_FILT_UV_S2( |
CBOP |
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U uFld, vFld, |
C !ROUTINE: SHAP_FILT_UV_S2 |
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I myTime, myThid ) |
C !INTERFACE: |
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C /==========================================================\ |
SUBROUTINE SHAP_FILT_UV_S2( |
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C | S/R SHAP_FILT_UV_S2 | |
U uFld, vFld, tmpFldU, tmpFldV, |
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C | Applies Shapiro filter to U,V field over one XY slice | |
I kSize, myTime, myThid ) |
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C | of one tile at a time. | |
C !DESCRIPTION: \bv |
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C \==========================================================/ |
C *==========================================================* |
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C | S/R SHAP_FILT_UV_S2 |
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C | o Applies Shapiro filter to velocity field (u & v). |
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C | o use filtering function "S2" = [1 - (d_xx+d_yy)^n] |
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C | o Options for computational filter (no grid spacing) |
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C | or physical space filter (with grid spacing) or both. |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
IMPLICIT NONE |
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C == Global variables === |
C == Global variables === |
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#include "PARAMS.h" |
#include "PARAMS.h" |
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#include "GRID.h" |
#include "GRID.h" |
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#include "SHAP_FILT.h" |
#include "SHAP_FILT.h" |
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#include "SHAP_FILT_UV.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments |
C == Routine arguments |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
C uFld :: velocity field (U component) on which filter applies |
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_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
C vFld :: velocity field (V component) on which filter applies |
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C tmpFldU :: working temporary array |
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C tmpFldV :: working temporary array |
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C kSize :: length of 3rd Dim : either =1 (2D field) or =Nr (3D field) |
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C myTime :: Current time in simulation |
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C myThid :: Thread number for this instance of SHAP_FILT_UV_S2 |
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INTEGER kSize |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy) |
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_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy) |
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_RL tmpFldU(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy) |
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_RL tmpFldV(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy) |
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_RL myTime |
_RL myTime |
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INTEGER myThid |
INTEGER myThid |
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#ifdef ALLOW_SHAP_FILT |
#ifdef ALLOW_SHAP_FILT |
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C------ |
C------ |
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C Combine computational Filter of Div & Vorticity |
C Combine computational Filter of Div & Vorticity |
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C and Physical Filter of U,V field |
C and Physical Filter of U,V field |
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C nShapUVPhys = nShapUV ==> Filter in Physical space only (power nShapUV) |
C nShapUVPhys = nShapUV ==> Filter in Physical space only (power nShapUV) |
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C------ |
C------ |
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C !LOCAL VARIABLES: |
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C == Local variables == |
C == Local variables == |
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INTEGER bi,bj,K,I,J,N |
INTEGER bi,bj,k,i,j,N |
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_RS hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RS hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL hDiv(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL hDiv(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vort3(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL vort3(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RS maskZ |
_RS maskZ |
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CEOP |
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IF (nShapUV.GT.0 .AND. Shap_uvtau.GT.0.) THEN |
IF (nShapUV.GT.0 .AND. Shap_uvtau.GT.0.) THEN |
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DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO K=1,Nr |
DO K=1,kSize |
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DO J=1-Oly,sNy+Oly |
DO J=1-Oly,sNy+Oly |
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DO I=1-Olx,sNx+Olx |
DO I=1-Olx,sNx+Olx |
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tmpFldU(i,j,k,bi,bj)=uFld(i,j,k,bi,bj) |
tmpFldU(i,j,k,bi,bj)=uFld(i,j,k,bi,bj) |
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DO N=1,nShapUV |
DO N=1,nShapUV |
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CALL EXCH_UV_XYZ_RL(tmpFldU,tmpFldV,.TRUE.,myThid) |
IF (kSize.EQ.Nr) THEN |
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CALL EXCH_UV_XYZ_RL(tmpFldU,tmpFldV,.TRUE.,myThid) |
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ELSE |
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CALL EXCH_UV_XY_RL(tmpFldU,tmpFldV,.TRUE.,myThid) |
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ENDIF |
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DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO K=1,Nr |
DO K=1,kSize |
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C [d_xx+d_yy] tmpFld |
C [d_xx+d_yy] tmpFld |
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IF (N.LE.nShapUVPhys) THEN |
IF (N.LE.nShapUVPhys) THEN |
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IF (maskZ.GE.2.) THEN |
IF (maskZ.GE.2.) THEN |
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vort3(I,J)= |
vort3(I,J)= |
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& tmpFldV(I,J,k,bi,bj) |
& tmpFldV(I,J,k,bi,bj) |
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c & -tmpFldV(I-1,J,k,bi,bj) |
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& -tmpFldU(I,J,k,bi,bj) |
& -tmpFldU(I,J,k,bi,bj) |
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& +tmpFldU(I,J-1,k,bi,bj) |
& +tmpFldU(I,J-1,k,bi,bj) |
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vort3(I,J)=vort3(I,J)*4.d0/3.d0 |
vort3(I,J)=vort3(I,J)*4.d0/3.d0 |
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& +maskS(i-1,j,k,bi,bj) |
& +maskS(i-1,j,k,bi,bj) |
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IF (maskZ.GE.2.) THEN |
IF (maskZ.GE.2.) THEN |
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vort3(I,J)= |
vort3(I,J)= |
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c & tmpFldV(I,J,k,bi,bj) |
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& -tmpFldV(I-1,J,k,bi,bj) |
& -tmpFldV(I-1,J,k,bi,bj) |
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& -tmpFldU(I,J,k,bi,bj) |
& -tmpFldU(I,J,k,bi,bj) |
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& +tmpFldU(I,J-1,k,bi,bj) |
& +tmpFldU(I,J-1,k,bi,bj) |
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IF (maskZ.GE.2.) THEN |
IF (maskZ.GE.2.) THEN |
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vort3(I,J)= |
vort3(I,J)= |
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& tmpFldV(I,J,k,bi,bj) |
& tmpFldV(I,J,k,bi,bj) |
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c & -tmpFldV(I-1,J,k,bi,bj) |
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& -tmpFldU(I,J,k,bi,bj) |
& -tmpFldU(I,J,k,bi,bj) |
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& +tmpFldU(I,J-1,k,bi,bj) |
& +tmpFldU(I,J-1,k,bi,bj) |
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vort3(I,J)=vort3(I,J)*4.d0/3.d0 |
vort3(I,J)=vort3(I,J)*4.d0/3.d0 |
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& +maskS(i-1,j,k,bi,bj) |
& +maskS(i-1,j,k,bi,bj) |
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IF (maskZ.GE.2.) THEN |
IF (maskZ.GE.2.) THEN |
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vort3(I,J)= |
vort3(I,J)= |
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c & tmpFldV(I,J,k,bi,bj) |
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& -tmpFldV(I-1,J,k,bi,bj) |
& -tmpFldV(I-1,J,k,bi,bj) |
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& -tmpFldU(I,J,k,bi,bj) |
& -tmpFldU(I,J,k,bi,bj) |
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& +tmpFldU(I,J-1,k,bi,bj) |
& +tmpFldU(I,J-1,k,bi,bj) |
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c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C F <- [1 - (d_xx+d_yy)^n *deltat/tau].F |
C F <- [1 - (d_xx+d_yy)^n *deltaT/tau].F |
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DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO K=1,Nr |
DO K=1,kSize |
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DO J=1,sNy+1 |
DO J=1,sNy+1 |
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DO I=1,sNx |
DO I=1,sNx |
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uFld(i,j,k,bi,bj)=uFld(i,j,k,bi,bj) |
uFld(i,j,k,bi,bj)=uFld(i,j,k,bi,bj) |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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CALL EXCH_UV_XYZ_RL(uFld,vFld,.TRUE.,myThid) |
IF (kSize.EQ.Nr) THEN |
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CALL EXCH_UV_XYZ_RL(uFld,vFld,.TRUE.,myThid) |
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ELSEIF (kSize.EQ.1) THEN |
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CALL EXCH_UV_XY_RL(uFld,vFld,.TRUE.,myThid) |
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ELSE |
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STOP 'S/R SHAP_FILT_UV_S2: kSize is wrong' |
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ENDIF |
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ENDIF |
ENDIF |
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#endif /* ALLOW_SHAP_FILT */ |
#endif /* ALLOW_SHAP_FILT */ |