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C $Header: /u/gcmpack/MITgcm/pkg/diagnostics/diagnostics_set_calc.F,v 1.2 2011/07/06 15:28:24 jmc Exp $ |
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C $Name: $ |
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#include "DIAG_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP 0 |
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C !ROUTINE: DIAGNOSTICS_SET_CALC |
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C !INTERFACE: |
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SUBROUTINE DIAGNOSTICS_SET_CALC( myThid ) |
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|
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C !DESCRIPTION: |
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C *==========================================================* |
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C | S/R DIAGNOSTICS_SET_CALC |
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C | Set parameters and variables used in post-processing |
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C | diagnostics |
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C *==========================================================* |
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|
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C !USES: |
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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 "DIAGNOSTICS_CALC.h" |
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#ifdef ALLOW_OBCS |
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# include "OBCS_GRID.h" |
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#endif /* ALLOW_OBCS */ |
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|
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C !INPUT PARAMETERS: |
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C myThid :: my thread Id number |
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INTEGER myThid |
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CEOP |
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|
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C !LOCAL VARIABLES: |
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INTEGER bi, bj |
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INTEGER i, j |
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INTEGER biG, bjG |
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_RL dxLoc, dyLoc, d2Loc, d2Min |
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_RL xLine, xy0, xyLoc, xyMin |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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#ifdef ALLOW_OBCS |
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LOGICAL kPsi(1:sNx+1,1:sNy+1,nSx,nSy) |
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#endif /* ALLOW_OBCS */ |
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|
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C-- Set indices of grid-point location where Psi == 0 |
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IF ( xPsi0.EQ.UNSET_RS .OR. yPsi0.EQ.UNSET_RS ) THEN |
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C- Set indices to (-1,0) = disabled value |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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iPsi0(bi,bj) = -1 |
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jPsi0(bi,bj) = 0 |
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ENDDO |
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ENDDO |
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ELSE |
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#ifdef ALLOW_OBCS |
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C- set flag where Psi is computed |
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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,sNy+1 |
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DO i = 1,sNx+1 |
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kPsi(i,j,bi,bj) = .TRUE. |
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ENDDO |
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ENDDO |
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IF ( useOBCS ) THEN |
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DO j = 1,sNy+1 |
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DO i = 1,sNx+1 |
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kPsi(i,j,bi,bj) = OBCS_insideMask( i , j ,bi,bj).EQ.oneRS |
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& .OR. OBCS_insideMask(i-1, j ,bi,bj).EQ.oneRS |
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& .OR. OBCS_insideMask( i ,j-1,bi,bj).EQ.oneRS |
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& .OR. OBCS_insideMask(i-1,j-1,bi,bj).EQ.oneRS |
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ENDDO |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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#endif /* ALLOW_OBCS */ |
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C- find minimum distance: |
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d2Min = -1. _d 0 |
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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,sNy+1 |
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DO i = 1,sNx+1 |
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dxLoc = xG(i,j,bi,bj)-xPsi0 |
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dyLoc = yG(i,j,bi,bj)-yPsi0 |
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d2Loc = dxLoc*dxLoc + dyLoc*dyLoc |
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#ifdef ALLOW_OBCS |
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IF ((d2Loc.LT.d2Min .OR. d2Min.EQ.-1. _d 0) |
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& .AND. kPsi(i,j,bi,bj) ) d2Min = d2Loc |
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#else |
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IF ( d2Loc.LT.d2Min .OR. d2Min.EQ.-1. _d 0 ) d2Min = d2Loc |
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#endif |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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d2Min = -d2Min |
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_GLOBAL_MAX_RL( d2Min, myThid ) |
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d2Min = -d2Min |
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C- find list of grid-points at minimum distance: |
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xyMin = 0. |
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xLine = (sNx+1)*nSx*nPx |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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iPsi0(bi,bj) = 0 |
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jPsi0(bi,bj) = 0 |
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biG = bi-1+(myXGlobalLo-1)/sNx |
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bjG = bj-1+(myYGlobalLo-1)/sNy |
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xy0 = biG*(sNx+1) + bjG*(sNy+1)*xLine |
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DO j = 1,sNy+1 |
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DO i = 1,sNx+1 |
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dxLoc = xG(i,j,bi,bj)-xPsi0 |
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dyLoc = yG(i,j,bi,bj)-yPsi0 |
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d2Loc = dxLoc*dxLoc + dyLoc*dyLoc |
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#ifdef ALLOW_OBCS |
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IF ( d2Loc.EQ.d2Min .AND. kPsi(i,j,bi,bj) ) THEN |
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#else |
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IF ( d2Loc.EQ.d2Min ) THEN |
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#endif |
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xyLoc = xy0 + i + (j-1)*xLine |
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IF ( xyMin.EQ.0. _d 0 ) THEN |
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xyMin = xyLoc |
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ELSE |
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xyMin = MIN( xyMin, xyLoc ) |
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ENDIF |
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iPsi0(bi,bj) = i |
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jPsi0(bi,bj) = j |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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xyLoc = (sNx+1)*(sNy+1)*nSx*nSy*nPx*nPy + 2. |
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IF ( xyMin.EQ.0. _d 0 ) xyMin = xyLoc |
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xyMin = -xyMin |
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_GLOBAL_MAX_RL( xyMin, myThid ) |
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xyMin = -xyMin |
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C- select only one (based on minimum global-map index) |
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_BARRIER |
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_BEGIN_MASTER( myThid ) |
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WRITE(msgBuf,'(2A)') 'DIAGNOSTICS_SET_CALC: ', |
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& 'setting indices iPsi0,jPsi0 where Psi == 0 :' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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WRITE(msgBuf,'(A,1P1E19.6,A,0PF16.3)') |
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& 'DIAGNOSTICS_SET_CALC: d2Min=',d2Min, ', ijMin=',xyMin |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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IF ( xyMin.EQ.xyLoc ) THEN |
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WRITE(msgBuf,'(2A)') 'DIAGNOSTICS_SET_CALC: ', |
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& 'Fail to find the minimum distance => use Default' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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DO bj=1,nSy |
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DO bi=1,nSx |
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iPsi0(bi,bj) = -1 |
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jPsi0(bi,bj) = 0 |
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ENDDO |
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ENDDO |
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ELSE |
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DO bj=1,nSy |
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DO bi=1,nSx |
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IF ( iPsi0(bi,bj).GT.0 ) THEN |
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biG = bi-1+(myXGlobalLo-1)/sNx |
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bjG = bj-1+(myYGlobalLo-1)/sNy |
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xy0 = biG*(sNx+1) + bjG*(sNy+1)*xLine |
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xyLoc = xy0 + iPsi0(bi,bj) + (jPsi0(bi,bj)-1)*xLine |
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d2Loc = ABS( xyLoc - xyMin ) |
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IF ( d2Loc.GE.0.5 _d 0 ) THEN |
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WRITE(msgBuf,'(2(A,2I5),A,F16.3)') |
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& ' discard: bi,bj=',bi,bj, |
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& ' ; i,j=',iPsi0(bi,bj),jPsi0(bi,bj),' ; ijLoc=',xyLoc |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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iPsi0(bi,bj) = 0 |
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jPsi0(bi,bj) = 0 |
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ELSE |
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WRITE(msgBuf,'(2(A,2I5),A,F16.3)') |
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& ' SELECT : bi,bj=',bi,bj, |
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& ' ; i,j=',iPsi0(bi,bj),jPsi0(bi,bj),' ; ijLoc=',xyLoc |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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ENDIF |
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c WRITE(standardMessageUnit,'(2(A,2I5))') |
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c & ' bi,bj=',bi,bj,' i,jPsi0=', iPsi0(bi,bj),jPsi0(bi,bj) |
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ENDDO |
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ENDDO |
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ENDIF |
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WRITE(msgBuf,'(2A)') |
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& '------------------------------------------------------------' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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_END_MASTER( myThid ) |
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_BARRIER |
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ENDIF |
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|
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RETURN |
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END |