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jmc |
1.37 |
C $Header: /u/gcmpack/MITgcm/model/src/initialise_varia.F,v 1.36 2004/07/06 01:05:53 jmc Exp $ |
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jmc |
1.22 |
C $Name: $ |
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adcroft |
1.1 |
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edhill |
1.32 |
#include "PACKAGES_CONFIG.h" |
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adcroft |
1.1 |
#include "CPP_OPTIONS.h" |
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cnh |
1.20 |
CBOP |
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C !ROUTINE: INITIALISE_VARIA |
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C !INTERFACE: |
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adcroft |
1.1 |
SUBROUTINE INITIALISE_VARIA(myThid) |
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cnh |
1.20 |
C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE INITIALISE_VARIA |
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C | o Set the initial conditions for dynamics variables |
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C | and time dependent arrays |
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C *==========================================================* |
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C | This routine reads/writes data from an input file and |
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C | from various binary files. |
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C | Each thread invokes an instance of this routine as does |
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C | each process in a multi-process parallel environment like |
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C | MPI. |
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C *==========================================================* |
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C \ev |
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C !CALLING SEQUENCE: |
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C INITIALISE_VARIA |
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C | |
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C |-- INI_LINEAR_PHISURF |
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C | |
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C |-- INI_CORI |
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C | |
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C |-- INI_CG2D |
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C | |
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C |-- INI_CG3D |
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C | |
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C |-- INI_MIXING |
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C | |
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C |-- INI_DYNVARS |
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C | |
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C |-- INI_FIELDS |
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C | |
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C |-- INI_TR1 |
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C | |
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dimitri |
1.28 |
C |-- INI_AUTODIFF |
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C | |
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adcroft |
1.23 |
C |-- PACKAGES_INIT_VARIABLES |
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C | |
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jmc |
1.30 |
C |-- THE_CORRECTION_STEP (if restart from old pickup files) |
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cnh |
1.20 |
C | |
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C |-- CALL CONVECTIVE_ADJUSTMENT_INI |
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C | |
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C |-- CALC_SURF_DR |
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C | |
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C |-- UPDATE_SURF_DR |
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C | |
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C |-- UPDATE_CG2D |
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C | |
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jmc |
1.26 |
C |-- INTEGR_CONTINUITY |
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cnh |
1.20 |
C | |
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C |-- TIMEAVE_STATVARS |
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dimitri |
1.33 |
C | |
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C |-- PTRACERS_STATVARS |
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jmc |
1.26 |
C | |
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C |-- STATE_SUMMARY |
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cnh |
1.20 |
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C !USES: |
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adcroft |
1.1 |
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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adcroft |
1.5 |
#include "DYNVARS.h" |
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jmc |
1.36 |
#include "SURFACE.h" |
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#ifdef ALLOW_SHAP_FILT |
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# include "SHAP_FILT.h" |
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#endif |
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#ifdef ALLOW_ZONAL_FILT |
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# include "ZONAL_FILT.h" |
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#endif |
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adcroft |
1.1 |
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cnh |
1.20 |
C !INPUT/OUTPUT PARAMETERS: |
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adcroft |
1.1 |
C == Routine arguments == |
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INTEGER myThid |
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cnh |
1.20 |
C !LOCAL VARIABLES: |
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adcroft |
1.1 |
C == Local variables == |
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adcroft |
1.5 |
INTEGER bi,bj,K,iMin,iMax,jMin,jMax |
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cnh |
1.20 |
CEOP |
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heimbach |
1.14 |
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#ifdef ALLOW_TAMC_CHECKPOINTING |
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heimbach |
1.15 |
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nIter0 = INT( startTime/deltaTClock ) |
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C-- Set Bo_surf => define the Linear Relation: Phi_surf(eta) |
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CALL INI_LINEAR_PHISURF( myThid ) |
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C-- Set coriolis operators |
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CALL INI_CORI( myThid ) |
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C-- Set laplace operators for use in 2D conjugate gradient solver. |
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CALL INI_CG2D( myThid ) |
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#ifdef ALLOW_NONHYDROSTATIC |
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C-- Set laplace operators for use in 3D conjugate gradient solver. |
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edhill |
1.32 |
ceh3 should add an IF ( useNONHYDROSTATIC ) THEN |
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heimbach |
1.15 |
CALL INI_CG3D( myThid ) |
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heimbach |
1.14 |
#endif |
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adcroft |
1.1 |
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heimbach |
1.15 |
#endif /* ALLOW_TAMC_CHECKPOINTING */ |
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heimbach |
1.16 |
_BARRIER |
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heimbach |
1.15 |
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heimbach |
1.16 |
C-- Initialise 3-dim. diffusivities |
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CALL INI_MIXING( myThid ) |
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adcroft |
1.5 |
_BARRIER |
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heimbach |
1.16 |
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adcroft |
1.12 |
C-- Initialize DYNVARS arrays (state fields + G terms: Gu,Gv,...) to zero [always] |
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CALL INI_DYNVARS( myThid ) |
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adcroft |
1.1 |
C-- Initialise model fields. |
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C Starting values of U, V, W, temp., salt. and tendency terms |
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C are set here. Fields are either set to default or read from |
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C stored files. |
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CALL INI_FIELDS( myThid ) |
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_BARRIER |
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jmc |
1.8 |
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heimbach |
1.15 |
#ifdef ALLOW_PASSIVE_TRACER |
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heimbach |
1.13 |
C-- Initialise passive tracer(s) |
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CALL INI_TR1( myThid ) |
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heimbach |
1.21 |
_BARRIER |
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#endif |
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#ifdef ALLOW_AUTODIFF_TAMC |
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C-- Initialise active fields to help TAMC |
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CALL INI_AUTODIFF( myThid ) |
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heimbach |
1.13 |
_BARRIER |
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heimbach |
1.15 |
#endif |
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heimbach |
1.13 |
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heimbach |
1.25 |
C-- Initialize variable data for packages |
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CALL PACKAGES_INIT_VARIABLES( myThid ) |
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heimbach |
1.18 |
#ifndef ALLOW_AUTODIFF_TAMC |
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heimbach |
1.11 |
IF ( usePickupBeforeC35 ) THEN |
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jmc |
1.8 |
C-- IMPORTANT : Need to activate the following call to restart from |
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C a pickup file written by MITgcmUV_checkpoint34 or earlier. |
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heimbach |
1.11 |
IF ( startTime .NE. 0. ) THEN |
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CALL THE_CORRECTION_STEP(startTime, nIter0, myThid) |
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ENDIF |
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ENDIF |
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heimbach |
1.18 |
#endif |
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adcroft |
1.1 |
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adcroft |
1.5 |
C-- Initial conditions are convectively adjusted (for historical reasons) |
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edhill |
1.32 |
IF ( startTime .EQ. 0. .AND. cAdjFreq .NE. 0. ) THEN |
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heimbach |
1.13 |
CADJ loop = parallel |
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adcroft |
1.1 |
DO bj = myByLo(myThid), myByHi(myThid) |
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heimbach |
1.13 |
CADJ loop = parallel |
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adcroft |
1.1 |
DO bi = myBxLo(myThid), myBxHi(myThid) |
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adcroft |
1.5 |
iMin=1-Olx |
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iMax=sNx+Olx |
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jMin=1-Oly |
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jMax=sNy+Oly |
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heimbach |
1.11 |
CALL CONVECTIVE_ADJUSTMENT_INI( |
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adcroft |
1.5 |
I bi, bj, iMin, iMax, jMin, jMax, |
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jmc |
1.7 |
I startTime, nIter0, myThid ) |
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adcroft |
1.1 |
ENDDO |
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ENDDO |
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adcroft |
1.5 |
_BARRIER |
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END IF |
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jmc |
1.17 |
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#ifdef NONLIN_FRSURF |
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jmc |
1.19 |
C-- Compute the surface level thickness <-- function of etaH(n) |
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jmc |
1.17 |
C and modify hFac(C,W,S) accordingly : |
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jmc |
1.36 |
IF ( select_rStar.NE.0 ) |
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& CALL CALC_R_STAR(etaH, startTime, -1 , myThid ) |
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jmc |
1.17 |
IF (nonlinFreeSurf.GT.0) THEN |
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jmc |
1.29 |
IF ( select_rStar.GT.0 ) THEN |
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CALL UPDATE_R_STAR( startTime, nIter0, myThid ) |
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ELSE |
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jmc |
1.22 |
CALL CALC_SURF_DR(etaH, startTime, -1 , myThid ) |
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jmc |
1.17 |
CALL UPDATE_SURF_DR( startTime, nIter0, myThid ) |
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jmc |
1.29 |
ENDIF |
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jmc |
1.17 |
ENDIF |
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C- update also CG2D matrix (and preconditioner) |
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IF ( nonlinFreeSurf.GT.2) THEN |
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CALL UPDATE_CG2D( startTime, nIter0, myThid ) |
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ENDIF |
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jmc |
1.29 |
#endif /* NONLIN_FRSURF */ |
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adcroft |
1.1 |
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jmc |
1.26 |
DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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adcroft |
1.1 |
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jmc |
1.26 |
C-- Integrate continuity vertically for vertical velocity |
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CALL INTEGR_CONTINUITY( bi, bj, uVel, vVel, |
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I startTime, nIter0, myThid ) |
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jmc |
1.36 |
ENDDO |
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ENDDO |
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#ifdef EXACT_CONSERV |
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IF ( exactConserv ) THEN |
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C-- Update etaH(n) : |
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CALL UPDATE_ETAH( startTime, nIter0, myThid ) |
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ENDIF |
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#endif /* EXACT_CONSERV */ |
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#ifdef NONLIN_FRSURF |
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IF ( select_rStar.NE.0 ) THEN |
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C-- r* : compute the future level thickness according to etaH(n+1) |
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CALL CALC_R_STAR(etaH, startTime, nIter0, myThid ) |
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ELSEIF ( nonlinFreeSurf.GT.0) THEN |
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C-- compute the future surface level thickness according to etaH(n+1) |
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CALL CALC_SURF_DR(etaH, startTime, nIter0, myThid ) |
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ENDIF |
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#endif /* NONLIN_FRSURF */ |
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jmc |
1.37 |
c IF ( nIter0.EQ.0 .AND. staggerTimeStep ) THEN |
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jmc |
1.36 |
C-- Filter initial T & S fields if staggerTimeStep |
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C (only for backward compatibility ; to be removed later) |
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#ifdef ALLOW_SHAP_FILT |
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jmc |
1.37 |
c IF ( useSHAP_FILT .AND. shap_filt_TrStagg ) THEN |
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c CALL SHAP_FILT_APPLY_TS(theta,salt,startTime,nIter0,myThid) |
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c ENDIF |
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jmc |
1.36 |
#endif |
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#ifdef ALLOW_ZONAL_FILT |
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jmc |
1.37 |
c IF ( useZONAL_FILT .AND. zonal_filt_TrStagg ) THEN |
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c CALL ZONAL_FILT_APPLY_TS( theta, salt, myThid ) |
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c ENDIF |
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jmc |
1.36 |
#endif |
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jmc |
1.37 |
c ENDIF |
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jmc |
1.36 |
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jmc |
1.9 |
#ifdef ALLOW_TIMEAVE |
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jmc |
1.36 |
DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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jmc |
1.7 |
C-- initialise time-average arrays with initial state values |
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jmc |
1.26 |
IF (taveFreq.GT.0.) THEN |
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jmc |
1.9 |
CALL TIMEAVE_STATVARS(startTime, nIter0, bi, bj, myThid) |
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jmc |
1.26 |
ENDIF |
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stephd |
1.31 |
cswdptr -- add --- |
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#ifdef ALLOW_PTRACERS |
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edhill |
1.32 |
che3 needs an IF ( usePTRACERS ) THEN |
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stephd |
1.31 |
CALL PTRACERS_STATVARS(startTime, nIter0, bi, bj, myThid) |
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#endif |
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cswdptr -- end add --- |
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jmc |
1.26 |
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C-- end bi,bj loop. |
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ENDDO |
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ENDDO |
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jmc |
1.36 |
#endif /* ALLOW_TIMEAVE */ |
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molod |
1.34 |
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C AMM |
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#ifdef ALLOW_GRIDALT |
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molod |
1.35 |
if (useGRIDALT) then |
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CALL TIMER_START('GRIDALT_UPDATE [INITIALISE_VARIA]',mythid) |
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CALL GRIDALT_UPDATE(myThid) |
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CALL TIMER_STOP ('GRIDALT_UPDATE [INITIALISE_VARIA]',mythid) |
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endif |
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molod |
1.34 |
#endif |
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C AMM |
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jmc |
1.26 |
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C-- Fill in overlap regions for wVel : |
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_EXCH_XYZ_R8(wVel,myThid) |
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C-- Finally summarise the model state |
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CALL STATE_SUMMARY( myThid ) |
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jmc |
1.7 |
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RETURN |
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adcroft |
1.1 |
END |
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