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#include "LAYERS_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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SUBROUTINE LAYERS_INIT_FIXED( myThid ) |
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C =================================================================== |
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C Initialize LAYERS variables that are kept fixed during the run. |
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C =================================================================== |
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IMPLICIT NONE |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "LAYERS_SIZE.h" |
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#include "LAYERS.h" |
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C INPUT/OUTPUT PARAMETERS: |
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C myThid :: my Thread Id number |
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INTEGER myThid |
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C LOCAL VARIABLES: |
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C k :: loop index |
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C kk :: fine grid loop index |
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C Zf :: depth at cell boundaries |
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C Zf :: depth at cell centers |
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C ZZf :: depth at cell boundaries (fine grid) |
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C ZZc :: depth at cell centers (fine grid) |
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C msgBuf :: Informational/error meesage buffer |
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INTEGER k,kk |
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_RL Zf(Nr+1) |
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_RL Zc(Nr) |
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_RL ZZf(FineGridMax+1) |
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_RL ZZc(FineGridMax) |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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#ifdef ALLOW_MNC |
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#ifdef LAYERS_MNC |
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IF (layers_MNC) THEN |
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CALL LAYERS_MNC_INIT( myThid ) |
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ENDIF |
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#endif /* LAYERS_MNC */ |
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#endif /* ALLOW_MNC */ |
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C Set up the vertical grid |
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C for now, just use up the entire available array for ZZ |
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NZZ = FineGridMax |
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C Z and ZZ are INCREASING DOWNWARD!!! |
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C Maybe this is dumb but it will work as long as we are consistent |
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C find the depths |
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Zf(1) = 0. _d 0 |
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Zc(1) = drC(1) |
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DO k=2,Nr |
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Zf(k) = Zf(k-1) + drF(k-1) |
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Zc(k) = Zc(k-1) + drC(k) |
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ENDDO |
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Zf(Nr+1) = Zf(Nr) + drF(Nr) |
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C calculate dZZ based on depth |
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dZZ = Zf(Nr+1) / NZZ |
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C create ZZ |
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ZZf(1) = 0. _d 0 |
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ZZc(1) = 0.5 _d 0 * dZZ |
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DO kk=2,NZZ |
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ZZf(kk) = ZZf(kk-1) + dZZ |
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ZZc(kk) = ZZc(kk-1) + dZZ |
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ENDDO |
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ZZf(NZZ+1) = ZZf(NZZ) + dZZ |
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C create the interpolating mapping arrays |
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k = 1 |
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DO kk=1,NZZ |
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C see if ZZc point is less than the top Zc point |
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IF ( ZZc(kk) .LT. Zc(1) ) THEN |
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MapIndex(kk) = 1 |
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MapFact(kk) = 1.0 _d 0 |
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C see if ZZc point is greater than the bottom Zc point |
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ELSE IF ( (ZZc(kk) .GE. Zc(Nr)) .OR. (k .EQ. Nr) ) THEN |
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MapIndex(kk) = Nr - 1 |
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MapFact(kk) = 0.0 _d 0 |
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C Otherwise we are somewhere in between and need to do interpolation) |
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ELSE IF ( (ZZc(kk) .GE. Zc(k)) |
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& .AND. (ZZc(kk) .LT. Zc(Nr)) ) THEN |
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C Find the proper k value |
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DO WHILE (ZZc(kk) .GE. Zc(k+1)) |
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k = k + 1 |
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ENDDO |
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C If the loop stopped, that means Zc(k) <= ZZc(kk) < ZZc(k+1) |
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MapIndex(kk) = k |
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MapFact(kk) = 1.0 - (( ZZc(kk) - Zc(k) ) / drC(k+1)) |
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ELSE |
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C This means there was a problem |
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WRITE(msgBuf,'(A,I4,A,I4,A,1E14.6,A,2E14.6)') |
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& 'S/R LAYERS_INIT_FIXED: kk=', kk, ' k=', k, |
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& 'ZZc(kk)=', ZZc(kk),' , Zc(k)=',Zc(k) |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: S/R LAYERS_INIT_FIXED' |
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END IF |
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C See which grid box the point lies in |
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IF (ZZc(kk) < Zf(MapIndex(kk)+1)) THEN |
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CellIndex(kk) = MapIndex(kk) |
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ELSE |
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CellIndex(kk) = MapIndex(kk)+1 |
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END IF |
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ENDDO |
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IF (debugLevel .GT. 0) THEN |
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CALL PRINT_MESSAGE( 'LAYERS_INIT_FIXED Debugging:', |
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& standardMessageUnit,SQUEEZE_RIGHT , 1) |
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DO kk=1,NZZ |
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WRITE(msgBuf,'(A,1F6.1,A,I3,A,I3,A,I3,A,1F6.4)') |
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& '// ZZc=', ZZc(kk), |
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& ', MapIndex(',kk,')=',MapIndex(kk), |
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& ', MapFact(',kk,')=',MapFact(kk) |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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ENDDO |
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END IF |
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RETURN |
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END |
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