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#include "CPP_OPTIONS.h" |
#include "CPP_OPTIONS.h" |
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CStartOfInterface |
CBOP |
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SUBROUTINE SOLVE_FOR_PRESSURE( myThid ) |
C !ROUTINE: SOLVE_FOR_PRESSURE |
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C /==========================================================\ |
C !INTERFACE: |
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C | SUBROUTINE SOLVE_FOR_PRESSURE | |
SUBROUTINE SOLVE_FOR_PRESSURE(myTime, myIter, myThid) |
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C | o Controls inversion of two and/or three-dimensional | |
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C | elliptic problems for the pressure field. | |
C !DESCRIPTION: \bv |
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C \==========================================================/ |
C *==========================================================* |
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IMPLICIT NONE |
C | SUBROUTINE SOLVE_FOR_PRESSURE |
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C | o Controls inversion of two and/or three-dimensional |
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C | elliptic problems for the pressure field. |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
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C == Global variables |
C == Global variables |
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#include "SIZE.h" |
#include "SIZE.h" |
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#include "EEPARAMS.h" |
#include "EEPARAMS.h" |
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#include "PARAMS.h" |
#include "PARAMS.h" |
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#include "DYNVARS.h" |
#include "DYNVARS.h" |
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#include "GRID.h" |
#include "GRID.h" |
27 |
#include "CG2D.h" |
#include "SURFACE.h" |
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#include "FFIELDS.h" |
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#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
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#include "CG3D.h" |
#include "SOLVE_FOR_PRESSURE3D.h" |
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#include "GW.h" |
#include "GW.h" |
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#endif |
#endif |
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#ifdef ALLOW_OBCS |
#ifdef ALLOW_OBCS |
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#include "OBCS.h" |
#include "OBCS.h" |
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#endif |
#endif |
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#include "SOLVE_FOR_PRESSURE.h" |
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C === Functions ==== |
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LOGICAL DIFFERENT_MULTIPLE |
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EXTERNAL DIFFERENT_MULTIPLE |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
C == Routine arguments == |
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C myThid - Number of this instance of SOLVE_FOR_PRESSURE |
C myTime - Current time in simulation |
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C myIter - Current iteration number in simulation |
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C myThid - Thread number for this instance of SOLVE_FOR_PRESSURE |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
INTEGER myThid |
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CEndOfInterface |
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C Local variables |
C !LOCAL VARIABLES: |
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C == Local variables == |
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INTEGER i,j,k,bi,bj |
INTEGER i,j,k,bi,bj |
54 |
_RS uf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RS uf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RS vf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RS vf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL firstResidual,lastResidual |
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_RL tmpFac |
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INTEGER numIters |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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CEOP |
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C-- Save previous solution & Initialise Vector solution and source term : |
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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#ifdef INCLUDE_CD_CODE |
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etaNm1(i,j,bi,bj) = etaN(i,j,bi,bj) |
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#endif |
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cg2d_x(i,j,bi,bj) = Bo_surf(i,j,bi,bj)*etaN(i,j,bi,bj) |
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cg2d_b(i,j,bi,bj) = 0. |
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ENDDO |
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ENDDO |
74 |
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IF (useRealFreshWaterFlux) THEN |
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tmpFac = freeSurfFac*convertEmP2rUnit |
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IF (exactConserv) |
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& tmpFac = freeSurfFac*convertEmP2rUnit*implicDiv2DFlow |
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DO j=1,sNy |
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DO i=1,sNx |
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cg2d_b(i,j,bi,bj) = |
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& tmpFac*_rA(i,j,bi,bj)*EmPmR(i,j,bi,bj)/deltaTMom |
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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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#ifndef DIVG_IN_DYNAMICS |
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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=Nr,1,-1 |
DO K=Nr,1,-1 |
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CALL CALC_DIV_GHAT( |
CALL CALC_DIV_GHAT( |
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I bi,bj,1,sNx,1,sNy,K, |
I bi,bj,1,sNx,1,sNy,K, |
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I uf,vf, |
I uf,vf, |
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U cg2d_b, |
103 |
I myThid) |
I myThid) |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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#endif |
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#ifdef INCLUDE_CD_CODE |
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C-- Save previous solution. |
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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cg2d_xNM1(i,j,bi,bj) = cg2d_x(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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#endif |
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C-- Add source term arising from w=d/dt (p_s + p_nh) |
C-- Add source term arising from w=d/dt (p_s + p_nh) |
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DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
110 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
111 |
#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
112 |
DO j=1,sNy |
IF ( nonHydrostatic ) THEN |
113 |
DO i=1,sNx |
DO j=1,sNy |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
DO i=1,sNx |
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& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
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& -cg2d_x(I,J,bi,bj) |
& -freeSurfFac*_rA(i,j,bi,bj)/deltaTMom/deltaTfreesurf |
117 |
& -cg3d_x(I,J,1,bi,bj) |
& *( etaN(i,j,bi,bj) |
118 |
& )/deltaTMom/deltaTMom |
& +phi_nh(i,j,1,bi,bj)*horiVertRatio/gravity ) |
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cg3d_b(i,j,1,bi,bj) = cg3d_b(i,j,1,bi,bj) |
cg3d_b(i,j,1,bi,bj) = cg3d_b(i,j,1,bi,bj) |
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& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
& -freeSurfFac*_rA(i,j,bi,bj)/deltaTMom/deltaTfreesurf |
121 |
& -cg2d_x(I,J,bi,bj) |
& *( etaN(i,j,bi,bj) |
122 |
& -cg3d_x(I,J,1,bi,bj) |
& +phi_nh(i,j,1,bi,bj)*horiVertRatio/gravity ) |
123 |
& )/deltaTMom/deltaTMom |
ENDDO |
124 |
ENDDO |
ENDDO |
125 |
ENDDO |
ELSEIF ( exactConserv ) THEN |
126 |
#else |
#else |
127 |
DO j=1,sNy |
IF ( exactConserv ) THEN |
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DO i=1,sNx |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
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& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
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& -cg2d_x(I,J,bi,bj) |
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& )/deltaTMom/deltaTMom |
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ENDDO |
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ENDDO |
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#endif |
#endif |
129 |
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DO j=1,sNy |
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DO i=1,sNx |
131 |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
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& -freeSurfFac*_rA(i,j,bi,bj)/deltaTMom/deltaTfreesurf |
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& * etaH(i,j,bi,bj) |
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ENDDO |
135 |
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ENDDO |
136 |
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ELSE |
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DO j=1,sNy |
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DO i=1,sNx |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
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& -freeSurfFac*_rA(i,j,bi,bj)/deltaTMom/deltaTfreesurf |
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& * etaN(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDIF |
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#ifdef ALLOW_OBCS |
#ifdef ALLOW_OBCS |
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IF (useOBCS) THEN |
IF (useOBCS) THEN |
149 |
C Northern boundary |
C Northern boundary |
150 |
IF (OB_Jn(I,bi,bj).NE.0) THEN |
IF (OB_Jn(I,bi,bj).NE.0) THEN |
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cg2d_b(I,OB_Jn(I,bi,bj),bi,bj)=0. |
cg2d_b(I,OB_Jn(I,bi,bj),bi,bj)=0. |
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cg2d_x(I,OB_Jn(I,bi,bj),bi,bj)=0. |
153 |
ENDIF |
ENDIF |
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C Southern boundary |
C Southern boundary |
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IF (OB_Js(I,bi,bj).NE.0) THEN |
IF (OB_Js(I,bi,bj).NE.0) THEN |
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cg2d_b(I,OB_Js(I,bi,bj),bi,bj)=0. |
cg2d_b(I,OB_Js(I,bi,bj),bi,bj)=0. |
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cg2d_x(I,OB_Js(I,bi,bj),bi,bj)=0. |
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ENDIF |
ENDIF |
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ENDDO |
ENDDO |
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DO j=1,sNy |
DO j=1,sNy |
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C Eastern boundary |
C Eastern boundary |
162 |
IF (OB_Ie(J,bi,bj).NE.0) THEN |
IF (OB_Ie(J,bi,bj).NE.0) THEN |
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cg2d_b(OB_Ie(J,bi,bj),J,bi,bj)=0. |
cg2d_b(OB_Ie(J,bi,bj),J,bi,bj)=0. |
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cg2d_x(OB_Ie(J,bi,bj),J,bi,bj)=0. |
165 |
ENDIF |
ENDIF |
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C Western boundary |
C Western boundary |
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IF (OB_Iw(J,bi,bj).NE.0) THEN |
IF (OB_Iw(J,bi,bj).NE.0) THEN |
168 |
cg2d_b(OB_Iw(J,bi,bj),J,bi,bj)=0. |
cg2d_b(OB_Iw(J,bi,bj),J,bi,bj)=0. |
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cg2d_x(OB_Iw(J,bi,bj),J,bi,bj)=0. |
170 |
ENDIF |
ENDIF |
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ENDDO |
ENDDO |
172 |
ENDIF |
ENDIF |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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#ifndef DISABLE_DEBUGMODE |
178 |
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IF (debugMode) THEN |
179 |
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CALL DEBUG_STATS_RL(1,cg2d_b,'cg2d_b (SOLVE_FOR_PRESSURE)', |
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& myThid) |
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ENDIF |
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#endif |
183 |
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184 |
C-- Find the surface pressure using a two-dimensional conjugate |
C-- Find the surface pressure using a two-dimensional conjugate |
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C-- gradient solver. |
C-- gradient solver. |
186 |
C see CG2D.h for the interface to this routine. |
C see CG2D.h for the interface to this routine. |
187 |
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firstResidual=0. |
188 |
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lastResidual=0. |
189 |
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numIters=cg2dMaxIters |
190 |
CALL CG2D( |
CALL CG2D( |
191 |
I cg2d_b, |
U cg2d_b, |
192 |
U cg2d_x, |
U cg2d_x, |
193 |
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O firstResidual, |
194 |
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O lastResidual, |
195 |
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U numIters, |
196 |
I myThid ) |
I myThid ) |
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197 |
_EXCH_XY_R8(cg2d_x, myThid ) |
_EXCH_XY_R8(cg2d_x, myThid ) |
198 |
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199 |
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#ifndef DISABLE_DEBUGMODE |
200 |
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IF (debugMode) THEN |
201 |
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CALL DEBUG_STATS_RL(1,cg2d_x,'cg2d_x (SOLVE_FOR_PRESSURE)', |
202 |
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& myThid) |
203 |
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ENDIF |
204 |
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#endif |
205 |
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206 |
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C- dump CG2D output at monitorFreq (to reduce size of STD-OUTPUT files) : |
207 |
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IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime, |
208 |
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& myTime-deltaTClock) ) THEN |
209 |
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_BEGIN_MASTER( myThid ) |
210 |
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WRITE(msgBuf,'(A34,1PE24.14)') 'cg2d_init_res =',firstResidual |
211 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
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WRITE(msgBuf,'(A34,I6)') 'cg2d_iters =',numIters |
213 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
214 |
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WRITE(msgBuf,'(A34,1PE24.14)') 'cg2d_res =',lastResidual |
215 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
216 |
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_END_MASTER( ) |
217 |
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ENDIF |
218 |
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219 |
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C-- Transfert the 2D-solution to "etaN" : |
220 |
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DO bj=myByLo(myThid),myByHi(myThid) |
221 |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
222 |
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DO j=1-OLy,sNy+OLy |
223 |
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DO i=1-OLx,sNx+OLx |
224 |
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etaN(i,j,bi,bj) = recip_Bo(i,j,bi,bj)*cg2d_x(i,j,bi,bj) |
225 |
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ENDDO |
226 |
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ENDDO |
227 |
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ENDDO |
228 |
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ENDDO |
229 |
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230 |
#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
231 |
IF ( nonHydrostatic ) THEN |
IF ( nonHydrostatic ) THEN |
232 |
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236 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
237 |
DO j=1,sNy+1 |
DO j=1,sNy+1 |
238 |
DO i=1,sNx+1 |
DO i=1,sNx+1 |
239 |
uf(i,j)=-gBaro*_recip_dxC(i,j,bi,bj)* |
uf(i,j)=-_recip_dxC(i,j,bi,bj)* |
240 |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i-1,j,bi,bj)) |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i-1,j,bi,bj)) |
241 |
vf(i,j)=-gBaro*_recip_dyC(i,j,bi,bj)* |
vf(i,j)=-_recip_dyC(i,j,bi,bj)* |
242 |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i,j-1,bi,bj)) |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i,j-1,bi,bj)) |
243 |
ENDDO |
ENDDO |
244 |
ENDDO |
ENDDO |
276 |
& -dRF(K)*dYG( i ,j,bi,bj)*hFacW( i ,j,k,bi,bj)*uf( i ,j) |
& -dRF(K)*dYG( i ,j,bi,bj)*hFacW( i ,j,k,bi,bj)*uf( i ,j) |
277 |
& +dRF(K)*dXG(i,j+1,bi,bj)*hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
& +dRF(K)*dXG(i,j+1,bi,bj)*hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
278 |
& -dRF(K)*dXG(i, j ,bi,bj)*hFacS(i, j ,k,bi,bj)*vf(i, j ) |
& -dRF(K)*dXG(i, j ,bi,bj)*hFacS(i, j ,k,bi,bj)*vf(i, j ) |
279 |
& +( |
& +( freeSurfFac*etaN(i,j,bi,bj)/deltaTMom |
280 |
& -wVel(i,j,k+1,bi,bj) |
& -wVel(i,j,k+1,bi,bj) |
281 |
& )*_rA(i,j,bi,bj)/deltaTmom |
& )*_rA(i,j,bi,bj)/deltaTmom |
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& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
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& +cg2d_x(I,J,bi,bj) |
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& )/deltaTMom/deltaTMom |
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282 |
ENDDO |
ENDDO |
283 |
ENDDO |
ENDDO |
284 |
DO K=2,Nr-1 |
DO K=2,Nr-1 |
340 |
ENDDO ! bi |
ENDDO ! bi |
341 |
ENDDO ! bj |
ENDDO ! bj |
342 |
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343 |
CALL CG3D( myThid ) |
firstResidual=0. |
344 |
_EXCH_XYZ_R8(cg3d_x, myThid ) |
lastResidual=0. |
345 |
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numIters=cg2dMaxIters |
346 |
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CALL CG3D( |
347 |
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U cg3d_b, |
348 |
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U phi_nh, |
349 |
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O firstResidual, |
350 |
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O lastResidual, |
351 |
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U numIters, |
352 |
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I myThid ) |
353 |
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_EXCH_XYZ_R8(phi_nh, myThid ) |
354 |
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355 |
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IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime, |
356 |
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& myTime-deltaTClock) ) THEN |
357 |
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_BEGIN_MASTER( myThid ) |
358 |
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WRITE(msgBuf,'(A34,1PE24.14)') 'cg3d_init_res =',firstResidual |
359 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
360 |
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WRITE(msgBuf,'(A34,I6)') 'cg3d_iters =',numIters |
361 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
362 |
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WRITE(msgBuf,'(A34,1PE24.14)') 'cg3d_res =',lastResidual |
363 |
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CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
364 |
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_END_MASTER( ) |
365 |
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ENDIF |
366 |
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367 |
ENDIF |
ENDIF |
368 |
#endif |
#endif |