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C $Header: /u/u0/gcmpack/MITgcm/pkg/mom_fluxform/mom_u_metric_sphere.F,v 1.3 2001/09/26 19:05:21 adcroft Exp $ |
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C $Name: checkpoint48 $ |
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|
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#include "CPP_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: MOM_U_METRIC_SPHERE |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE MOM_V_METRIC_CYLINDER( |
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I bi,bj,k, |
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I uFld, vFld, |
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O vMetricTerms, |
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I myThid) |
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|
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C !DESCRIPTION: |
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C Calculates the zonal metric term due to sphericity: |
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C \begin{equation} |
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C -\frac{v^2}{r} |
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C \end{equation} |
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|
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C !USES: =============================================================== |
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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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|
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C !INPUT PARAMETERS: =================================================== |
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C bi,bj :: tile indices |
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C k :: vertical level |
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C uFld :: zonal flow |
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C vFld :: meridional flow |
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C myThid :: thread number |
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INTEGER bi,bj,k |
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_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: ================================================== |
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C vMetricTerms :: metric term |
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_RL vMetricTerms(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C !LOCAL VARIABLES: ==================================================== |
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C i,j :: loop indices |
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INTEGER i,j |
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CEOP |
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|
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DO j=1-Olx,sNy+Oly-1 |
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DO i=1-Olx+1,sNx+Olx |
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if (yC(i,j,bi,bj).GT. 0) then |
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vMetricTerms(i,j) = |
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& -1.*0.25*(uFld(i,j) + uFld(i+1,j) + |
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& uFld(i,j-1)+uFld(i+1,j-1))* |
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& 0.25*(uFld(i,j) + uFld(i+1,j) + |
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& uFld(i,j-1)+uFld(i+1,j-1))/yC(i,j,bi,bj) |
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else |
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vMetricTerms(i,j) = 0. |
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endif |
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ENDDO |
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ENDDO |
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|
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RETURN |
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END |
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