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C $Header: /u/gcmpack/MITgcm/model/src/do_fields_blocking_exchanges.F,v 1.14 2004/07/06 01:05:53 jmc Exp $ |
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C $Name: $ |
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|
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: DO_FIELDS_BLOCKING_EXCHANGES |
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C !INTERFACE: |
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SUBROUTINE DO_FIELDS_BLOCKING_EXCHANGES(myThid) |
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C !DESCRIPTION: \bv |
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C /==========================================================\ |
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C | SUBROUTINE DO_FIELDS_BLOCKING_EXCHANGES | |
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C | o Controlling routine for exchanging edge info. | |
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C |==========================================================| |
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C | One key trick used in UV us that we over-compute and | |
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C | arrange our time-stepping loop so that we only need one | |
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C | edge exchange for the explicit code per timestep. | |
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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 === |
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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 "DYNVARS.h" |
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#ifdef ALLOW_PASSIVE_TRACER |
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#include "TR1.h" |
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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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#endif |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C myThid - Thread number for this instance of the routine. |
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INTEGER myThid |
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CEOP |
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|
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c _EXCH_XYZ_R8( Gu , myThid ) |
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c _EXCH_XYZ_R8( Gv , myThid ) |
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c _EXCH_XYZ_R8( Gt , myThid ) |
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c _EXCH_XYZ_R8( Gs , myThid ) |
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c _EXCH_XYZ_R8( gUNm1 , myThid ) |
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c _EXCH_XYZ_R8( gVNm1 , myThid ) |
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c _EXCH_XYZ_R8( gTNm1 , myThid ) |
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c _EXCH_XYZ_R8( gSNm1 , myThid ) |
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c _EXCH_XYZ_R8( uVel , myThid ) |
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c _EXCH_XYZ_R8( vVel , myThid ) |
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IF ( .NOT.staggerTimeStep .OR. .NOT.useMultiDimAdvec ) THEN |
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CALL EXCH_UV_XYZ_RL(uVel,vVel,.TRUE.,myThid) |
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_EXCH_XYZ_R8( wVel , myThid ) |
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ENDIF |
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c IF ( exactConserv .AND. implicDiv2Dflow .NE. 0. _d 0) |
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c & _EXCH_XY_R8( etaN , myThid ) |
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_EXCH_XYZ_R8( theta, myThid ) |
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_EXCH_XYZ_R8( salt , myThid ) |
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#ifdef ALLOW_PASSIVE_TRACER |
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IF ( tr1Stepping ) |
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& _EXCH_XYZ_R8( Tr1 , myThid ) |
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#endif |
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|
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#ifdef ALLOW_CD_CODE |
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c _EXCH_XYZ_R8( guCD , myThid ) |
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c _EXCH_XYZ_R8( gvCD , myThid ) |
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_EXCH_XYZ_R8( uVelD , myThid ) |
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_EXCH_XYZ_R8( vVelD , myThid ) |
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#endif |
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IF ( useDynP_inEos_Zc ) |
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& _EXCH_XYZ_RL( totPhiHyd , myThid ) |
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|
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#ifdef ALLOW_PTRACERS |
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IF (usePTRACERS) |
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& CALL PTRACERS_FIELDS_BLOCKING_EXCHANGES(myThid) |
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#endif /* ALLOW PTRACERS */ |
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|
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RETURN |
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END |
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