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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/ptracers/ptracers_statvars.F,v 1.9 2007/11/05 18:48:04 jmc Exp $ |
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C $Name: $ |
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#include "PTRACERS_OPTIONS.h" |
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CBOP |
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C !ROUTINE: PTRACERS_TIMEAVE |
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C !INTERFACE: |
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SUBROUTINE PTRACERS_TIMEAVE( |
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I myTime, myIter, bi, bj, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R PTRACERS_TIMEAVE |
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C | o Time averaging routine for PTRACERS |
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C | in model main time-stepping |
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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 "GRID.h" |
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#include "PTRACERS_SIZE.h" |
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#include "PTRACERS_PARAMS.h" |
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#include "PTRACERS_FIELDS.h" |
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#include "PTRACERS_TAVE.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C myTime :: Current time in simulation |
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C myIter :: Iteration number |
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C bi, bj :: Tile indices |
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C myThid :: my Thread Id number |
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_RL myTime |
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INTEGER myIter |
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INTEGER bi, bj |
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INTEGER myThid |
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CEOP |
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#ifdef ALLOW_PTRACERS |
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#ifdef ALLOW_TIMEAVE |
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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 !LOCAL VARIABLES: |
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INTEGER iTr |
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_RL DDTT |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C- Initialize fields for the first call ever |
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IF ( myIter .EQ. nIter0 ) THEN |
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DO iTr=1,PTRACERS_numInUse |
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CALL TIMEAVE_RESET( ptracerFluxtave(1-Olx,1-Oly, 1,1,iTr), |
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& 1 , bi, bj, myThid ) |
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CALL TIMEAVE_RESET( ptracertave (1-Olx,1-Oly,1,1,1,iTr), |
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& Nr, bi, bj, myThid ) |
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ENDDO |
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ptracer_half(bi,bj) = 0. |
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ptracer_full(bi,bj) = 0. |
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ENDIF |
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C-- Cumulate state-variables with Half or Full time step : |
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IF ( myIter .EQ. nIter0 .OR. |
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& DIFFERENT_MULTIPLE( PTRACERS_taveFreq, myTime, deltaTClock ) |
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& ) THEN |
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DDTT = 0.5*deltaTclock |
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ELSE |
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DDTT = deltaTclock |
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ENDIF |
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C- Time Averages of state variables |
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DO iTr=1,PTRACERS_numInUse |
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CALL TIMEAVE_CUMULATE( ptracertave(1-Olx,1-Oly,1,1,1,iTr), |
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& pTracer(1-Olx,1-Oly,1,1,1,iTr), |
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& Nr, DDTT, bi, bj, myThid ) |
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ENDDO |
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C- Keep record of how much time has been integrated over |
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ptracer_half(bi,bj) = ptracer_half(bi,bj)+DDTT |
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C- Time Averages of "intermediate" fields |
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IF ( myIter .NE. nIter0 ) THEN |
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C- Time Averages of surface fluxes |
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DO iTr=1,PTRACERS_numInUse |
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CALL TIMEAVE_CUMULATE( ptracerFluxtave(1-Olx,1-Oly,1,1,iTr), |
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& surfaceForcingPTr(1-Olx,1-Oly,1,1,iTr), |
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& 1, deltaTclock, bi, bj, myThid ) |
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ENDDO |
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ptracer_full(bi,bj) = ptracer_full(bi,bj)+deltaTclock |
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ENDIF |
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#endif /* ALLOW_TIMEAVE */ |
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#endif /* ALLOW_PTRACERS */ |
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RETURN |
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END |
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