| 1 |
jmc |
1.83 |
C $Header: /u/gcmpack/MITgcm/model/src/solve_for_pressure.F,v 1.82 2016/05/28 23:25:55 jmc Exp $ |
| 2 |
heimbach |
1.21 |
C $Name: $ |
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cnh |
1.1 |
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edhill |
1.39 |
#include "PACKAGES_CONFIG.h" |
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adcroft |
1.5 |
#include "CPP_OPTIONS.h" |
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cnh |
1.1 |
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cnh |
1.27 |
CBOP |
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C !ROUTINE: SOLVE_FOR_PRESSURE |
| 9 |
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C !INTERFACE: |
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jmc |
1.71 |
SUBROUTINE SOLVE_FOR_PRESSURE( myTime, myIter, myThid ) |
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cnh |
1.27 |
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C !DESCRIPTION: \bv |
| 13 |
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C *==========================================================* |
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jmc |
1.58 |
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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cnh |
1.27 |
C *==========================================================* |
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C \ev |
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C !USES: |
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adcroft |
1.8 |
IMPLICIT NONE |
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cnh |
1.4 |
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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adcroft |
1.12 |
#include "GRID.h" |
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jmc |
1.17 |
#include "SURFACE.h" |
| 28 |
jmc |
1.28 |
#include "FFIELDS.h" |
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jmc |
1.48 |
#include "DYNVARS.h" |
| 30 |
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#include "SOLVE_FOR_PRESSURE.h" |
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adcroft |
1.9 |
#ifdef ALLOW_NONHYDROSTATIC |
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adcroft |
1.25 |
#include "SOLVE_FOR_PRESSURE3D.h" |
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jmc |
1.48 |
#include "NH_VARS.h" |
| 34 |
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#endif |
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#ifdef ALLOW_CD_CODE |
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#include "CD_CODE_VARS.h" |
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adcroft |
1.12 |
#endif |
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cnh |
1.4 |
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jmc |
1.32 |
C === Functions ==== |
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jmc |
1.46 |
LOGICAL DIFFERENT_MULTIPLE |
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EXTERNAL DIFFERENT_MULTIPLE |
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jmc |
1.82 |
#ifdef ALLOW_DIAGNOSTICS |
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LOGICAL DIAGNOSTICS_IS_ON |
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EXTERNAL DIAGNOSTICS_IS_ON |
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#endif /* ALLOW_DIAGNOSTICS */ |
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jmc |
1.32 |
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cnh |
1.27 |
C !INPUT/OUTPUT PARAMETERS: |
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cnh |
1.1 |
C == Routine arguments == |
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jmc |
1.58 |
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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jmc |
1.28 |
_RL myTime |
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INTEGER myIter |
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jmc |
1.29 |
INTEGER myThid |
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cnh |
1.4 |
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cnh |
1.27 |
C !LOCAL VARIABLES: |
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adcroft |
1.22 |
C == Local variables == |
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cnh |
1.6 |
INTEGER i,j,k,bi,bj |
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jmc |
1.73 |
INTEGER ks |
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jmc |
1.79 |
INTEGER numIters, nIterMin |
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_RL firstResidual, minResidualSq, lastResidual |
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jmc |
1.36 |
_RL tmpFac |
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jmc |
1.65 |
_RL sumEmP, tileEmP(nSx,nSy) |
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jmc |
1.47 |
LOGICAL putPmEinXvector |
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jmc |
1.73 |
INTEGER ioUnit |
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adcroft |
1.25 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
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jmc |
1.49 |
#ifdef ALLOW_NONHYDROSTATIC |
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jmc |
1.71 |
LOGICAL zeroPsNH, zeroMeanPnh, oldFreeSurfTerm |
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jmc |
1.63 |
#else |
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_RL cg3d_b(1) |
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jmc |
1.49 |
#endif |
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jmc |
1.82 |
#ifdef ALLOW_DIAGNOSTICS |
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CHARACTER*8 diagName |
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_RL tmpVar (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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#endif /* ALLOW_DIAGNOSTICS */ |
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cnh |
1.27 |
CEOP |
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jmc |
1.17 |
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jmc |
1.49 |
#ifdef ALLOW_NONHYDROSTATIC |
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jmc |
1.68 |
zeroPsNH = .FALSE. |
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jmc |
1.71 |
c zeroPsNH = use3Dsolver .AND. exactConserv |
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c & .AND. select_rStar.EQ.0 |
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zeroMeanPnh = .FALSE. |
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c zeroMeanPnh = use3Dsolver .AND. select_rStar.NE.0 |
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jmc |
1.72 |
c oldFreeSurfTerm = use3Dsolver .AND. select_rStar.EQ.0 |
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c & .AND. .NOT.zeroPsNH |
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oldFreeSurfTerm = use3Dsolver .AND. .NOT.exactConserv |
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jmc |
1.63 |
#else |
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cg3d_b(1) = 0. |
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jmc |
1.49 |
#endif |
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jmc |
1.58 |
C deepAtmosphere & useRealFreshWaterFlux: only valid if deepFac2F(ksurf)=1 |
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C anelastic (always Z-coordinate): |
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C 1) assume that rhoFacF(1)=1 (and ksurf == 1); |
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C (this reduces the number of lines of code to modify) |
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C 2) (a) 2-D continuity eq. compute div. of mass transport (<- add rhoFac) |
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C (b) gradient of surf.Press in momentum eq. (<- add 1/rhoFac) |
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C => 2 factors cancel in elliptic eq. for Phi_s , |
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C but 1rst factor(a) remains in RHS cg2d_b. |
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jmc |
1.47 |
C-- Initialise the Vector solution with etaN + deltaT*Global_mean_PmE |
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C instead of simply etaN ; This can speed-up the solver convergence in |
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C the case where |Global_mean_PmE| is large. |
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putPmEinXvector = .FALSE. |
| 104 |
jmc |
1.64 |
c putPmEinXvector = useRealFreshWaterFlux.AND.fluidIsWater |
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jmc |
1.47 |
|
| 106 |
jmc |
1.71 |
IF ( myIter.EQ.1+nIter0 .AND. debugLevel .GE. debLevA ) THEN |
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_BEGIN_MASTER( myThid ) |
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ioUnit = standardMessageUnit |
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WRITE(msgBuf,'(2A,L5)') 'SOLVE_FOR_PRESSURE:', |
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& ' putPmEinXvector =', putPmEinXvector |
| 111 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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#ifdef ALLOW_NONHYDROSTATIC |
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WRITE(msgBuf,'(A,2(A,L5))') 'SOLVE_FOR_PRESSURE:', |
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& ' zeroPsNH=', zeroPsNH, ' , zeroMeanPnh=', zeroMeanPnh |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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WRITE(msgBuf,'(2A,L5)') 'SOLVE_FOR_PRESSURE:', |
| 117 |
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& ' oldFreeSurfTerm =', oldFreeSurfTerm |
| 118 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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#endif |
| 120 |
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_END_MASTER( myThid ) |
| 121 |
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ENDIF |
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jmc |
1.17 |
C-- Save previous solution & Initialise Vector solution and source term : |
| 124 |
jmc |
1.47 |
sumEmP = 0. |
| 125 |
jmc |
1.17 |
DO bj=myByLo(myThid),myByHi(myThid) |
| 126 |
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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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edhill |
1.40 |
#ifdef ALLOW_CD_CODE |
| 130 |
jmc |
1.17 |
etaNm1(i,j,bi,bj) = etaN(i,j,bi,bj) |
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jmc |
1.26 |
#endif |
| 132 |
jmc |
1.18 |
cg2d_x(i,j,bi,bj) = Bo_surf(i,j,bi,bj)*etaN(i,j,bi,bj) |
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jmc |
1.17 |
cg2d_b(i,j,bi,bj) = 0. |
| 134 |
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ENDDO |
| 135 |
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ENDDO |
| 136 |
jmc |
1.64 |
IF (useRealFreshWaterFlux.AND.fluidIsWater) THEN |
| 137 |
jmc |
1.78 |
tmpFac = freeSurfFac*mass2rUnit*implicDiv2DFlow |
| 138 |
jmc |
1.29 |
DO j=1,sNy |
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DO i=1,sNx |
| 140 |
jmc |
1.58 |
cg2d_b(i,j,bi,bj) = |
| 141 |
jmc |
1.29 |
& tmpFac*_rA(i,j,bi,bj)*EmPmR(i,j,bi,bj)/deltaTMom |
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jmc |
1.78 |
& *maskInC(i,j,bi,bj) |
| 143 |
jmc |
1.29 |
ENDDO |
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ENDDO |
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ENDIF |
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jmc |
1.47 |
IF ( putPmEinXvector ) THEN |
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jmc |
1.65 |
tileEmP(bi,bj) = 0. |
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jmc |
1.47 |
DO j=1,sNy |
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DO i=1,sNx |
| 150 |
jmc |
1.67 |
tileEmP(bi,bj) = tileEmP(bi,bj) |
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jmc |
1.65 |
& + rA(i,j,bi,bj)*EmPmR(i,j,bi,bj) |
| 152 |
jmc |
1.74 |
& *maskInC(i,j,bi,bj) |
| 153 |
jmc |
1.47 |
ENDDO |
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ENDDO |
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ENDIF |
| 156 |
jmc |
1.17 |
ENDDO |
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ENDDO |
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jmc |
1.47 |
IF ( putPmEinXvector ) THEN |
| 159 |
jmc |
1.65 |
CALL GLOBAL_SUM_TILE_RL( tileEmP, sumEmP, myThid ) |
| 160 |
jmc |
1.47 |
ENDIF |
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adcroft |
1.12 |
|
| 162 |
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DO bj=myByLo(myThid),myByHi(myThid) |
| 163 |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
| 164 |
jmc |
1.47 |
IF ( putPmEinXvector ) THEN |
| 165 |
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tmpFac = 0. |
| 166 |
jmc |
1.62 |
IF (globalArea.GT.0.) tmpFac = |
| 167 |
jmc |
1.81 |
& freeSurfFac*deltaTFreeSurf*mass2rUnit*sumEmP/globalArea |
| 168 |
jmc |
1.47 |
DO j=1,sNy |
| 169 |
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DO i=1,sNx |
| 170 |
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cg2d_x(i,j,bi,bj) = cg2d_x(i,j,bi,bj) |
| 171 |
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& - tmpFac*Bo_surf(i,j,bi,bj) |
| 172 |
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ENDDO |
| 173 |
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ENDDO |
| 174 |
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ENDIF |
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jmc |
1.58 |
C- RHS: similar to the divergence of the vertically integrated mass transport: |
| 176 |
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C del_i { Sum_k [ rhoFac.(dr.hFac).(dy.deepFac).(u*) ] } / deltaT |
| 177 |
jmc |
1.63 |
DO k=Nr,1,-1 |
| 178 |
adcroft |
1.12 |
CALL CALC_DIV_GHAT( |
| 179 |
jmc |
1.63 |
I bi,bj,k, |
| 180 |
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U cg2d_b, cg3d_b, |
| 181 |
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I myThid ) |
| 182 |
adcroft |
1.12 |
ENDDO |
| 183 |
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ENDDO |
| 184 |
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ENDDO |
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cnh |
1.4 |
|
| 186 |
adcroft |
1.12 |
DO bj=myByLo(myThid),myByHi(myThid) |
| 187 |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
| 188 |
adcroft |
1.13 |
#ifdef ALLOW_NONHYDROSTATIC |
| 189 |
jmc |
1.71 |
IF ( oldFreeSurfTerm ) THEN |
| 190 |
jmc |
1.73 |
C-- Add source term arising from w=d/dt (p_s + p_nh) |
| 191 |
jmc |
1.28 |
DO j=1,sNy |
| 192 |
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DO i=1,sNx |
| 193 |
jmc |
1.77 |
ks = kSurfC(i,j,bi,bj) |
| 194 |
jmc |
1.51 |
IF ( ks.LE.Nr ) THEN |
| 195 |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
| 196 |
jmc |
1.58 |
& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
| 197 |
jmc |
1.81 |
& /deltaTMom/deltaTFreeSurf |
| 198 |
jmc |
1.28 |
& *( etaN(i,j,bi,bj) |
| 199 |
jmc |
1.59 |
& +phi_nh(i,j,ks,bi,bj)*recip_Bo(i,j,bi,bj) ) |
| 200 |
jmc |
1.51 |
cg3d_b(i,j,ks,bi,bj) = cg3d_b(i,j,ks,bi,bj) |
| 201 |
jmc |
1.58 |
& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
| 202 |
jmc |
1.81 |
& /deltaTMom/deltaTFreeSurf |
| 203 |
jmc |
1.28 |
& *( etaN(i,j,bi,bj) |
| 204 |
jmc |
1.59 |
& +phi_nh(i,j,ks,bi,bj)*recip_Bo(i,j,bi,bj) ) |
| 205 |
jmc |
1.51 |
ENDIF |
| 206 |
jmc |
1.28 |
ENDDO |
| 207 |
adcroft |
1.12 |
ENDDO |
| 208 |
jmc |
1.28 |
ELSEIF ( exactConserv ) THEN |
| 209 |
adcroft |
1.13 |
#else |
| 210 |
jmc |
1.73 |
C-- Add source term arising from w=d/dt (p_s) |
| 211 |
jmc |
1.26 |
IF ( exactConserv ) THEN |
| 212 |
edhill |
1.39 |
#endif /* ALLOW_NONHYDROSTATIC */ |
| 213 |
jmc |
1.26 |
DO j=1,sNy |
| 214 |
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DO i=1,sNx |
| 215 |
jmc |
1.77 |
ks = kSurfC(i,j,bi,bj) |
| 216 |
jmc |
1.26 |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
| 217 |
jmc |
1.58 |
& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
| 218 |
jmc |
1.81 |
& /deltaTMom/deltaTFreeSurf |
| 219 |
jmc |
1.26 |
& * etaH(i,j,bi,bj) |
| 220 |
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ENDDO |
| 221 |
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ENDDO |
| 222 |
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ELSE |
| 223 |
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DO j=1,sNy |
| 224 |
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DO i=1,sNx |
| 225 |
jmc |
1.77 |
ks = kSurfC(i,j,bi,bj) |
| 226 |
jmc |
1.26 |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
| 227 |
jmc |
1.58 |
& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
| 228 |
jmc |
1.81 |
& /deltaTMom/deltaTFreeSurf |
| 229 |
jmc |
1.26 |
& * etaN(i,j,bi,bj) |
| 230 |
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ENDDO |
| 231 |
adcroft |
1.12 |
ENDDO |
| 232 |
jmc |
1.26 |
ENDIF |
| 233 |
adcroft |
1.12 |
|
| 234 |
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#ifdef ALLOW_OBCS |
| 235 |
jmc |
1.76 |
C- Note: solver matrix is trivial outside OB region (main diagonal only) |
| 236 |
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C => no real need to reset RHS (=cg2d_b) & cg2d_x, except that: |
| 237 |
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C a) normalisation is fct of Max(RHS), which can be large ouside OB region |
| 238 |
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C (would be different if we were solving for increment of eta/g |
| 239 |
|
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C instead of directly for eta/g). |
| 240 |
|
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C => need to reset RHS to ensure that interior solution does not depend |
| 241 |
|
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C on ouside OB region. |
| 242 |
|
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C b) provide directly the trivial solution cg2d_x == 0 for outside OB region |
| 243 |
|
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C (=> no residual => no effect on solver convergence and interior solution) |
| 244 |
adcroft |
1.14 |
IF (useOBCS) THEN |
| 245 |
jmc |
1.76 |
DO j=1,sNy |
| 246 |
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DO i=1,sNx |
| 247 |
|
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj)*maskInC(i,j,bi,bj) |
| 248 |
|
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cg2d_x(i,j,bi,bj) = cg2d_x(i,j,bi,bj)*maskInC(i,j,bi,bj) |
| 249 |
adcroft |
1.12 |
ENDDO |
| 250 |
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ENDDO |
| 251 |
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ENDIF |
| 252 |
jmc |
1.49 |
#endif /* ALLOW_OBCS */ |
| 253 |
|
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C- end bi,bj loops |
| 254 |
adcroft |
1.12 |
ENDDO |
| 255 |
|
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ENDDO |
| 256 |
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|
| 257 |
edhill |
1.42 |
#ifdef ALLOW_DEBUG |
| 258 |
jmc |
1.77 |
IF ( debugLevel .GE. debLevD ) THEN |
| 259 |
adcroft |
1.23 |
CALL DEBUG_STATS_RL(1,cg2d_b,'cg2d_b (SOLVE_FOR_PRESSURE)', |
| 260 |
|
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& myThid) |
| 261 |
adcroft |
1.24 |
ENDIF |
| 262 |
adcroft |
1.23 |
#endif |
| 263 |
jmc |
1.61 |
IF ( DIFFERENT_MULTIPLE(diagFreq, myTime, deltaTClock) ) THEN |
| 264 |
jmc |
1.83 |
CALL WRITE_FLD_XY_RL( 'cg2d_b', 'I10', cg2d_b, myIter, myThid ) |
| 265 |
jmc |
1.61 |
ENDIF |
| 266 |
adcroft |
1.12 |
|
| 267 |
cnh |
1.1 |
C-- Find the surface pressure using a two-dimensional conjugate |
| 268 |
jmc |
1.81 |
C gradient solver. See CG2D.h for the interface to this routine. |
| 269 |
|
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C In rare cases of a poor solver convergence, better to select the |
| 270 |
|
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C solver minimum-residual solution (instead of the last-iter solution) |
| 271 |
|
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C by setting cg2dUseMinResSol=1 (<-> nIterMin=0 in input) |
| 272 |
jmc |
1.79 |
numIters = cg2dMaxIters |
| 273 |
jmc |
1.81 |
nIterMin = cg2dUseMinResSol - 1 |
| 274 |
jmc |
1.50 |
c CALL TIMER_START('CG2D [SOLVE_FOR_PRESSURE]',myThid) |
| 275 |
jmc |
1.80 |
#ifdef DISCONNECTED_TILES |
| 276 |
|
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C-- Call the not-self-adjoint version of cg2d |
| 277 |
|
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CALL CG2D_EX0( |
| 278 |
|
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U cg2d_b, cg2d_x, |
| 279 |
|
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O firstResidual, minResidualSq, lastResidual, |
| 280 |
|
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U numIters, nIterMin, |
| 281 |
|
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I myThid ) |
| 282 |
|
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#else /* not DISCONNECTED_TILES = default */ |
| 283 |
heimbach |
1.56 |
#ifdef ALLOW_CG2D_NSA |
| 284 |
|
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C-- Call the not-self-adjoint version of cg2d |
| 285 |
|
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CALL CG2D_NSA( |
| 286 |
jmc |
1.79 |
U cg2d_b, cg2d_x, |
| 287 |
|
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O firstResidual, minResidualSq, lastResidual, |
| 288 |
|
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U numIters, nIterMin, |
| 289 |
heimbach |
1.56 |
I myThid ) |
| 290 |
|
|
#else /* not ALLOW_CG2D_NSA = default */ |
| 291 |
mlosch |
1.69 |
#ifdef ALLOW_SRCG |
| 292 |
|
|
IF ( useSRCGSolver ) THEN |
| 293 |
|
|
C-- Call the single reduce CG solver |
| 294 |
|
|
CALL CG2D_SR( |
| 295 |
jmc |
1.79 |
U cg2d_b, cg2d_x, |
| 296 |
|
|
O firstResidual, minResidualSq, lastResidual, |
| 297 |
|
|
U numIters, nIterMin, |
| 298 |
cnh |
1.1 |
I myThid ) |
| 299 |
mlosch |
1.69 |
ELSE |
| 300 |
|
|
#else |
| 301 |
|
|
IF (.TRUE.) THEN |
| 302 |
|
|
C-- Call the default CG solver |
| 303 |
|
|
#endif /* ALLOW_SRCG */ |
| 304 |
|
|
CALL CG2D( |
| 305 |
jmc |
1.79 |
U cg2d_b, cg2d_x, |
| 306 |
|
|
O firstResidual, minResidualSq, lastResidual, |
| 307 |
|
|
U numIters, nIterMin, |
| 308 |
mlosch |
1.69 |
I myThid ) |
| 309 |
|
|
ENDIF |
| 310 |
heimbach |
1.56 |
#endif /* ALLOW_CG2D_NSA */ |
| 311 |
jmc |
1.80 |
#endif /* DISCONNECTED_TILES */ |
| 312 |
jmc |
1.67 |
_EXCH_XY_RL( cg2d_x, myThid ) |
| 313 |
jmc |
1.50 |
c CALL TIMER_STOP ('CG2D [SOLVE_FOR_PRESSURE]',myThid) |
| 314 |
adcroft |
1.23 |
|
| 315 |
edhill |
1.42 |
#ifdef ALLOW_DEBUG |
| 316 |
jmc |
1.77 |
IF ( debugLevel .GE. debLevD ) THEN |
| 317 |
adcroft |
1.23 |
CALL DEBUG_STATS_RL(1,cg2d_x,'cg2d_x (SOLVE_FOR_PRESSURE)', |
| 318 |
|
|
& myThid) |
| 319 |
adcroft |
1.24 |
ENDIF |
| 320 |
adcroft |
1.23 |
#endif |
| 321 |
cnh |
1.1 |
|
| 322 |
jmc |
1.32 |
C- dump CG2D output at monitorFreq (to reduce size of STD-OUTPUT files) : |
| 323 |
jmc |
1.46 |
IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime,deltaTClock) |
| 324 |
jmc |
1.45 |
& ) THEN |
| 325 |
heimbach |
1.38 |
IF ( debugLevel .GE. debLevA ) THEN |
| 326 |
|
|
_BEGIN_MASTER( myThid ) |
| 327 |
jmc |
1.79 |
WRITE(msgBuf,'(A20,1PE23.14)') 'cg2d_init_res =',firstResidual |
| 328 |
heimbach |
1.38 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 329 |
jmc |
1.79 |
WRITE(msgBuf,'(A27,2I8)') |
| 330 |
|
|
& 'cg2d_iters(min,last) =', nIterMin, numIters |
| 331 |
heimbach |
1.38 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 332 |
jmc |
1.79 |
IF ( minResidualSq.GE.0. ) THEN |
| 333 |
|
|
minResidualSq = SQRT(minResidualSq) |
| 334 |
|
|
WRITE(msgBuf,'(A20,1PE23.14)') 'cg2d_min_res =',minResidualSq |
| 335 |
|
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 336 |
|
|
ENDIF |
| 337 |
|
|
WRITE(msgBuf,'(A20,1PE23.14)') 'cg2d_last_res =',lastResidual |
| 338 |
heimbach |
1.38 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 339 |
edhill |
1.43 |
_END_MASTER( myThid ) |
| 340 |
heimbach |
1.38 |
ENDIF |
| 341 |
jmc |
1.32 |
ENDIF |
| 342 |
jmc |
1.17 |
|
| 343 |
jmc |
1.82 |
#ifdef ALLOW_DIAGNOSTICS |
| 344 |
|
|
C-- Fill diagnostics |
| 345 |
|
|
IF ( useDiagnostics .AND. implicSurfPress.NE.oneRL ) THEN |
| 346 |
|
|
diagName = 'PHI_SURF' |
| 347 |
|
|
IF ( DIAGNOSTICS_IS_ON(diagName,myThid) ) THEN |
| 348 |
|
|
DO bj=myByLo(myThid),myByHi(myThid) |
| 349 |
|
|
DO bi=myBxLo(myThid),myBxHi(myThid) |
| 350 |
|
|
DO j=1-OLy,sNy+OLy |
| 351 |
|
|
DO i=1-OLx,sNx+OLx |
| 352 |
|
|
tmpVar(i,j) = implicSurfPress * cg2d_x(i,j,bi,bj) |
| 353 |
|
|
& + (oneRL - implicSurfPress)* Bo_surf(i,j,bi,bj) |
| 354 |
|
|
& * etaN(i,j,bi,bj) |
| 355 |
|
|
ENDDO |
| 356 |
|
|
ENDDO |
| 357 |
|
|
CALL DIAGNOSTICS_FILL( tmpVar,diagName,1,1,2,bi,bj,myThid ) |
| 358 |
|
|
ENDDO |
| 359 |
|
|
ENDDO |
| 360 |
|
|
ENDIF |
| 361 |
|
|
ELSEIF ( useDiagnostics ) THEN |
| 362 |
|
|
CALL DIAGNOSTICS_FILL( cg2d_x,'PHI_SURF', 0,1, 0,1,1, myThid ) |
| 363 |
|
|
ENDIF |
| 364 |
|
|
#endif /* ALLOW_DIAGNOSTICS */ |
| 365 |
|
|
|
| 366 |
jmc |
1.17 |
C-- Transfert the 2D-solution to "etaN" : |
| 367 |
|
|
DO bj=myByLo(myThid),myByHi(myThid) |
| 368 |
|
|
DO bi=myBxLo(myThid),myBxHi(myThid) |
| 369 |
|
|
DO j=1-OLy,sNy+OLy |
| 370 |
|
|
DO i=1-OLx,sNx+OLx |
| 371 |
jmc |
1.18 |
etaN(i,j,bi,bj) = recip_Bo(i,j,bi,bj)*cg2d_x(i,j,bi,bj) |
| 372 |
jmc |
1.17 |
ENDDO |
| 373 |
|
|
ENDDO |
| 374 |
|
|
ENDDO |
| 375 |
|
|
ENDDO |
| 376 |
adcroft |
1.10 |
|
| 377 |
adcroft |
1.9 |
#ifdef ALLOW_NONHYDROSTATIC |
| 378 |
jmc |
1.53 |
IF ( use3Dsolver ) THEN |
| 379 |
jmc |
1.67 |
IF ( DIFFERENT_MULTIPLE(diagFreq, myTime, deltaTClock) ) THEN |
| 380 |
jmc |
1.83 |
CALL WRITE_FLD_XY_RL( 'cg2d_x','I10', cg2d_x, myIter, myThid ) |
| 381 |
jmc |
1.67 |
ENDIF |
| 382 |
adcroft |
1.9 |
|
| 383 |
|
|
C-- Solve for a three-dimensional pressure term (NH or IGW or both ). |
| 384 |
|
|
C see CG3D.h for the interface to this routine. |
| 385 |
jmc |
1.71 |
|
| 386 |
jmc |
1.73 |
C-- Finish updating cg3d_b: 1) Add EmPmR contribution to top level cg3d_b: |
| 387 |
|
|
C 2) Update or Add free-surface contribution |
| 388 |
|
|
C 3) increment in horiz velocity due to new cg2d_x |
| 389 |
|
|
C 4) add vertical velocity contribution. |
| 390 |
|
|
CALL PRE_CG3D( |
| 391 |
|
|
I oldFreeSurfTerm, |
| 392 |
|
|
I cg2d_x, |
| 393 |
|
|
U cg3d_b, |
| 394 |
|
|
I myTime, myIter, myThid ) |
| 395 |
adcroft |
1.9 |
|
| 396 |
jmc |
1.67 |
#ifdef ALLOW_DEBUG |
| 397 |
jmc |
1.77 |
IF ( debugLevel .GE. debLevD ) THEN |
| 398 |
jmc |
1.73 |
CALL DEBUG_STATS_RL(Nr,cg3d_b,'cg3d_b (SOLVE_FOR_PRESSURE)', |
| 399 |
|
|
& myThid) |
| 400 |
|
|
ENDIF |
| 401 |
jmc |
1.67 |
#endif |
| 402 |
|
|
IF ( DIFFERENT_MULTIPLE( diagFreq, myTime, deltaTClock) ) THEN |
| 403 |
jmc |
1.83 |
CALL WRITE_FLD_XYZ_RL('cg3d_b','I10', cg3d_b, myIter,myThid ) |
| 404 |
jmc |
1.67 |
ENDIF |
| 405 |
jmc |
1.49 |
|
| 406 |
jmc |
1.73 |
firstResidual=0. |
| 407 |
|
|
lastResidual=0. |
| 408 |
|
|
numIters=cg3dMaxIters |
| 409 |
|
|
CALL TIMER_START('CG3D [SOLVE_FOR_PRESSURE]',myThid) |
| 410 |
jmc |
1.80 |
#ifdef DISCONNECTED_TILES |
| 411 |
|
|
CALL CG3D_EX0( |
| 412 |
|
|
U cg3d_b, phi_nh, |
| 413 |
|
|
O firstResidual, lastResidual, |
| 414 |
|
|
U numIters, |
| 415 |
|
|
I myIter, myThid ) |
| 416 |
|
|
#else /* not DISCONNECTED_TILES = default */ |
| 417 |
jmc |
1.73 |
CALL CG3D( |
| 418 |
jmc |
1.79 |
U cg3d_b, phi_nh, |
| 419 |
|
|
O firstResidual, lastResidual, |
| 420 |
jmc |
1.73 |
U numIters, |
| 421 |
|
|
I myIter, myThid ) |
| 422 |
jmc |
1.80 |
#endif /* DISCONNECTED_TILES */ |
| 423 |
jmc |
1.73 |
_EXCH_XYZ_RL( phi_nh, myThid ) |
| 424 |
|
|
CALL TIMER_STOP ('CG3D [SOLVE_FOR_PRESSURE]',myThid) |
| 425 |
|
|
|
| 426 |
|
|
IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime,deltaTClock) |
| 427 |
|
|
& ) THEN |
| 428 |
|
|
IF ( debugLevel .GE. debLevA ) THEN |
| 429 |
|
|
_BEGIN_MASTER( myThid ) |
| 430 |
jmc |
1.79 |
WRITE(msgBuf,'(A20,1PE23.14)') 'cg3d_init_res =',firstResidual |
| 431 |
jmc |
1.73 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 432 |
jmc |
1.79 |
WRITE(msgBuf,'(A27,I16)') 'cg3d_iters (last) = ',numIters |
| 433 |
jmc |
1.73 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 434 |
jmc |
1.79 |
WRITE(msgBuf,'(A20,1PE23.14)') 'cg3d_last_res =',lastResidual |
| 435 |
jmc |
1.73 |
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
| 436 |
|
|
_END_MASTER( myThid ) |
| 437 |
|
|
ENDIF |
| 438 |
|
|
ENDIF |
| 439 |
jmc |
1.49 |
|
| 440 |
jmc |
1.73 |
C-- Separate the Hydrostatic Surface Pressure adjusment (=> put it in dPhiNH) |
| 441 |
|
|
C from the Non-hydrostatic pressure (since cg3d_x contains both contribution) |
| 442 |
|
|
IF ( nonHydrostatic .AND. exactConserv ) THEN |
| 443 |
|
|
IF ( DIFFERENT_MULTIPLE( diagFreq, myTime, deltaTClock) ) THEN |
| 444 |
jmc |
1.83 |
CALL WRITE_FLD_XYZ_RL('cg3d_x','I10', phi_nh, myIter,myThid ) |
| 445 |
jmc |
1.73 |
ENDIF |
| 446 |
|
|
CALL POST_CG3D( |
| 447 |
|
|
I zeroPsNH, zeroMeanPnh, |
| 448 |
|
|
I myTime, myIter, myThid ) |
| 449 |
|
|
ENDIF |
| 450 |
jmc |
1.49 |
|
| 451 |
|
|
ENDIF |
| 452 |
|
|
#endif /* ALLOW_NONHYDROSTATIC */ |
| 453 |
cnh |
1.1 |
|
| 454 |
heimbach |
1.60 |
#ifdef ALLOW_SHOWFLOPS |
| 455 |
|
|
CALL SHOWFLOPS_INSOLVE( myThid) |
| 456 |
ce107 |
1.52 |
#endif |
| 457 |
heimbach |
1.60 |
|
| 458 |
cnh |
1.1 |
RETURN |
| 459 |
|
|
END |
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