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C $Header: /u/gcmpack/MITgcm_contrib/submesoscale/code/obcs_check.F,v 1.2 2008/05/31 00:47:06 dimitri Exp $ |
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C $Name: $ |
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#include "OBCS_OPTIONS.h" |
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SUBROUTINE OBCS_CHECK_GRID( myThid ) |
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C *==========================================================* |
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C | SUBROUTINE OBCS_CHECK_GRID | |
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C | o Fix overlap regions to avoid discontinuities | |
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C | in dxc, dyc, etc. | |
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C *==========================================================* |
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C *==========================================================* |
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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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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "OBCS.h" |
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C === Routine arguments === |
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C myThid - Number of this instances |
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INTEGER myThid |
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#ifdef ALLOW_OBCS |
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C === Local variables === |
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C msgBuf - Informational/error meesage buffer |
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INTEGER bi, bj, I, J, I_obc, J_obc |
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C-- Modify dxC and dyC in the OBCS overlap regions to avoid |
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C discontinuities in horizontal gradients |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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#ifdef ALLOW_OBCS_NORTH |
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DO I=1-Olx,sNx+Olx |
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J_obc = OB_Jn(I,bi,bj) |
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IF (J_obc.NE.0) THEN |
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DO J = J_obc+1, J_obc+Oly |
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dxC(I,J,bi,bj) = dxC(I,J_obc,bi,bj) |
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dyC(I,J,bi,bj) = dyC(I,J_obc,bi,bj) |
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ENDDO |
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ENDIF |
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ENDDO |
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#endif |
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#ifdef ALLOW_OBCS_SOUTH |
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DO I=1-Olx,sNx+Olx |
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J_obc = OB_Js(I,bi,bj) |
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IF (J_obc.NE.0) THEN |
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DO J = J_obc-Oly, J_obc-1 |
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dxC(I,J,bi,bj) = dxC(I,J_obc,bi,bj) |
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dyC(I,J,bi,bj) = dyC(I,J_obc,bi,bj) |
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ENDDO |
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ENDIF |
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ENDDO |
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#endif |
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#ifdef ALLOW_OBCS_EAST |
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DO J=1-Oly,sNy+Oly |
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I_obc = OB_Ie(J,bi,bj) |
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IF (I_obc.NE.0) THEN |
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DO I = I_obc+1, I_obc+Olx |
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dxC(I,J,bi,bj) = dxC(I_obc,J,bi,bj) |
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dyC(I,J,bi,bj) = dyC(I_obc,J,bi,bj) |
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ENDDO |
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ENDIF |
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ENDDO |
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#endif |
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#ifdef ALLOW_OBCS_WEST |
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DO J=1-Oly,sNy+Oly |
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I_obc=OB_Iw(J,bi,bj) |
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IF (I_obc.NE.0) THEN |
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DO I = I_obc-Olx, I_obc-1 |
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dxC(I,J,bi,bj) = dxC(I_obc,J,bi,bj) |
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dyC(I,J,bi,bj) = dyC(I_obc,J,bi,bj) |
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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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ENDDO |
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#endif /* ALLOW_OBCS */ |
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RETURN |
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END |