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C $Header: /u/gcmpack/MITgcm/pkg/exch2/exch2_check_depths.F,v 1.5 2009/05/26 19:00:09 jmc Exp $ |
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C $Name: $ |
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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#include "W2_OPTIONS.h" |
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CBOP |
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C !ROUTINE: EXCH2_CHECK_DEPTHS |
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C !INTERFACE: |
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SUBROUTINE EXCH2_CHECK_DEPTHS( rLow, rHigh, myThid ) |
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C !DESCRIPTION: \bc |
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C *==========================================================* |
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C | SUBROUTINE EXCH2_CHECK_DEPTHS |
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C | o Check that disconnected tile edges (when using blank |
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C | tiles) correspond to a closed (= zero depth) boundary. |
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C | Note: no check if using OBCs |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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IMPLICIT NONE |
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C === Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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c#include "EESUPPORT.h" |
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#include "W2_EXCH2_SIZE.h" |
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#include "W2_EXCH2_TOPOLOGY.h" |
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#ifdef ALLOW_OBCS |
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# include "PARAMS.h" |
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#endif |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C rLow :: Lower "r" boundary |
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C rHigh :: Higher "r" boundary |
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C myThid :: my Thread Id number |
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_RS rLow (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS rHigh(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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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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_RS tmpFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER bi, bj, tId |
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INTEGER i, j, n |
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INTEGER errN, errS, errE, errW |
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LOGICAL errFlag |
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|
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#ifdef ALLOW_OBCS |
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C- For now, do nothing if OBCs is used |
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IF ( useOBCs ) RETURN |
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#endif |
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|
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errFlag = .FALSE. |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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|
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C- Fill E,W & N,S edges with total depth from the interior |
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i = sNx+1 |
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DO j=1,sNy |
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tmpFld(0,j) = rHigh( 1 ,j,bi,bj) - rLow( 1 ,j,bi,bj) |
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tmpFld(i,j) = rHigh(sNx,j,bi,bj) - rLow(sNx,j,bi,bj) |
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ENDDO |
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j = sNy+1 |
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DO i=1,sNx |
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tmpFld(i,0) = rHigh(i, 1 ,bi,bj) - rLow(i, 1 ,bi,bj) |
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tmpFld(i,j) = rHigh(i,sNy,bi,bj) - rLow(i,sNy,bi,bj) |
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ENDDO |
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|
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C- Reset to zero if connected |
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tId = W2_myTileList(bi,bj) |
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DO n= 1,exch2_nNeighbours(tId) |
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DO j=exch2_jLo(n,tId),exch2_jHi(n,tId) |
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DO i=exch2_iLo(n,tId),exch2_iHi(n,tId) |
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tmpFld(i,j) = 0. |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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C- North: |
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errN = 0 |
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j = sNy+1 |
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DO i=1,sNx |
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IF ( tmpFld(i,j).GT.0. ) errN = errN + 1 |
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ENDDO |
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C- South: |
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errS = 0 |
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j = 0 |
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DO i=1,sNx |
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IF ( tmpFld(i,j).GT.0. ) errS = errS + 1 |
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ENDDO |
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C- East : |
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errE = 0 |
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i = sNx+1 |
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DO j=1,sNy |
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IF ( tmpFld(i,j).GT.0. ) errE = errE + 1 |
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ENDDO |
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C- West : |
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errW = 0 |
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i = 0 |
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DO j=1,sNy |
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IF ( tmpFld(i,j).GT.0. ) errW = errW + 1 |
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ENDDO |
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|
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IF ( errN+errS+errW+errE .GE. 1 ) THEN |
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WRITE(msgBuf,'(2A,I6,A,2(I4,A))') |
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& '** WARNINGS ** EXCH2_CHECK_DEPTHS: ', |
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& 'tile #', tId, ' (bi,bj=', bi, ',', bj, ' ):' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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IF ( errN.GE.1 ) THEN |
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WRITE(msgBuf,'(A,I5,A)') ' N.Edge has', errN, |
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& ' unconnected points with non-zero depth.' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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IF ( errS.GE.1 ) THEN |
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WRITE(msgBuf,'(A,I5,A)') ' S.Edge has', errS, |
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& ' unconnected points with non-zero depth.' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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IF ( errE.GE.1 ) THEN |
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WRITE(msgBuf,'(A,I5,A)') ' E.Edge has', errE, |
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& ' unconnected points with non-zero depth.' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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IF ( errW.GE.1 ) THEN |
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WRITE(msgBuf,'(A,I5,A)') ' W.Edge has', errW, |
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& ' unconnected points with non-zero depth.' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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WRITE( msgBuf,'(A)') 'S/R EXCH2_CHECK_DEPTHS: Fatal Error' |
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errFlag = .TRUE. |
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ENDIF |
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|
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ENDDO |
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ENDDO |
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|
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#ifdef USE_ERROR_STOP |
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c CALL STOP_IF_ERROR( errFlag, msgBuf, myThid ) |
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#else /* USE_ERROR_STOP */ |
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c IF ( errFlag ) STOP 'ABNORMAL END: S/R EXCH2_CHECK_DEPTHS' |
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#endif /* USE_ERROR_STOP */ |
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IF ( errFlag ) THEN |
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WRITE( msgBuf,'(2A)') '** WARNINGS ** EXCH2_CHECK_DEPTHS:', |
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& ' some algorithm implementation might not be' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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WRITE( msgBuf,'(2A)') '** WARNINGS ** EXCH2_CHECK_DEPTHS:', |
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& ' safe with non-zero depth next to blank-tile' |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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ENDIF |
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|
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RETURN |
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END |
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