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C $Header: /u/gcmpack/MITgcm/pkg/monitor/mon_stats_latbnd_rl.F,v 1.6 2005/11/04 01:33:05 jmc Exp $ |
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C $Name: $ |
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|
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#include "MONITOR_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: MON_STATS_LATBND_RL |
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|
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C !INTERFACE: |
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SUBROUTINE MON_STATS_LATBND_RL( |
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I myNr, mskNr, kLoc, nSepBnd, ySepBnd, |
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I arr, arrMask, arrhFac, arrArea, arrY, arrDr, |
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O theMin,theMax,theMean,theVar,theVol, |
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I myThid ) |
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|
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C !DESCRIPTION: |
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C Calculate bare statistics of global array "\_RL arr" on each |
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C Latitude band (given by \texttt{ySepBnd}). |
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|
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C !USES: |
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IMPLICIT NONE |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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INTEGER NLATBND |
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EXTERNAL NLATBND |
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|
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C !INPUT PARAMETERS: |
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C nSepBnd :: Number of latitude bands |
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C ySepBnd :: Southern latitude egde (from 2 to nSepBnd, 1 is not used) |
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INTEGER myNr, mskNr, kLoc |
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INTEGER nSepBnd |
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_RS ySepBnd(nSepBnd) |
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_RL arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy,myNr,nSx,nSy) |
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_RS arrMask(1-OLx:sNx+OLx,1-OLy:sNy+OLy,mskNr,nSx,nSy) |
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_RS arrhFac(1-OLx:sNx+OLx,1-OLy:sNy+OLy,mskNr,nSx,nSy) |
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_RS arrArea(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS arrY(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS arrDr(myNr) |
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_RL theMin(nSepBnd) |
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_RL theMax(nSepBnd) |
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_RL theMean(nSepBnd) |
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_RL theVar(nSepBnd) |
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_RL theVol(nSepBnd) |
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INTEGER myThid |
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CEOP |
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|
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C !LOCAL VARIABLES: |
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C msgBuf :: Informational/error meesage buffer |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER bi,bj,i,j,k,n |
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INTEGER km, k1, k2 |
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LOGICAL noPnts(Ny) |
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_RL tmpVal |
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_RL tmpVol |
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INTEGER nSepDim |
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PARAMETER ( nSepDim = 200 ) |
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_RL tileVol (nSx,nSy,nSepDim) |
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_RL tileMean(nSx,nSy,nSepDim) |
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_RL tileVar (nSx,nSy,nSepDim) |
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|
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C- Check local Dim |
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IF ( nSepBnd .GT. nSepDim ) THEN |
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WRITE(msgBuf,'(A,I6,A)') |
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& 'MON_STATS_LATBND_RL: local array Dim (nSepDim=',nSepDim, |
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& ' ) too small' |
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CALL PRINT_ERROR( msgBuf , myThid) |
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WRITE(msgBuf,'(A,I6)') |
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& 'MON_STATS_LATBND_RL: Need nSepDim to be at least =', nSepBnd |
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CALL PRINT_ERROR( msgBuf , myThid) |
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STOP 'ABNORMAL END: S/R MON_STATS_LATBND_RL' |
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ENDIF |
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|
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IF ( kLoc.EQ.0 ) THEN |
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k1 = 1 |
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k2 = myNr |
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ELSE |
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k1 = kLoc |
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k2 = kLoc |
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ENDIF |
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|
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DO n=1,nSepBnd |
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noPnts(n)=.TRUE. |
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theMin(n)=0. |
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theMax(n)=0. |
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theMean(n)=0. |
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theVar(n)=0. |
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theVol(n)=0. |
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ENDDO |
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|
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO n=1,nSepBnd |
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tileVol (bi,bj,n) = 0. |
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tileMean(bi,bj,n) = 0. |
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tileVar (bi,bj,n) = 0. |
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ENDDO |
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DO k=k1,k2 |
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km = MIN(k,mskNr) |
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DO j=1,sNy |
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DO i=1,sNx |
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n = NLATBND(nSepBnd, ySepBnd, arrY(i,j,bi,bj) ) |
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tmpVal=arr(i,j,k,bi,bj) |
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IF (arrMask(i,j,km,bi,bj).NE.0. .AND. noPnts(n)) THEN |
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theMin(n)=tmpVal |
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theMax(n)=tmpVal |
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noPnts(n)=.FALSE. |
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ENDIF |
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IF (arrMask(i,j,km,bi,bj).NE.0.) THEN |
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theMin(n)=MIN(theMin(n),tmpVal) |
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theMax(n)=MAX(theMax(n),tmpVal) |
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tmpVol = arrArea(i,j,bi,bj)*arrhFac(i,j,km,bi,bj)*arrDr(k) |
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& *arrMask(i,j,km,bi,bj) |
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tileVol (bi,bj,n) = tileVol (bi,bj,n) + tmpVol |
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tileMean(bi,bj,n) = tileMean(bi,bj,n) + tmpVol*tmpVal |
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tileVar (bi,bj,n) = tileVar (bi,bj,n) + tmpVol*tmpVal*tmpVal |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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DO n=1,nSepBnd |
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CALL GLOBAL_SUM_TILE_RL( tileVol(1,1,n) , theVol(n) , myThid ) |
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CALL GLOBAL_SUM_TILE_RL( tileMean(1,1,n), theMean(n), myThid ) |
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CALL GLOBAL_SUM_TILE_RL( tileVar(1,1,n) , theVar(n) , myThid ) |
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ENDDO |
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|
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DO n=1,nSepBnd |
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IF (theVol(n).GT.0.) THEN |
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theMean(n)= theMean(n)/theVol(n) |
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theVar(n) = theVar(n) /theVol(n) |
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theVar(n) = theVar(n) -theMean(n)*theMean(n) |
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IF ( noPnts(n) ) theMin(n) = theMean(n) |
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theMin(n) = -theMin(n) |
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_GLOBAL_MAX_R8(theMin(n), myThid) |
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theMin(n)=-theMin(n) |
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IF ( noPnts(n) ) theMax(n) = theMin(n) |
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_GLOBAL_MAX_R8(theMax(n), myThid) |
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ENDIF |
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ENDDO |
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|
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RETURN |
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END |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: NLATBND |
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|
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C !INTERFACE: |
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INTEGER FUNCTION NLATBND( nBnd, yBnd, yLoc ) |
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IMPLICIT NONE |
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|
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C !DESCRIPTION: |
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C Find the latidude band of yLoc in nSep strip |
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C !INPUT PARAMETERS: |
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C nBnd :: Number of latitude bands |
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C yBnd :: latitude of southern boundary (for each lat. band) |
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C yLoc :: current latitude |
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INTEGER nBnd |
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_RS yBnd(nBnd) |
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_RS yLoc |
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CEOP |
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C !LOCAL VARIABLES: |
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INTEGER n |
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NLATBND = 1 |
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DO n=2,nBnd |
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IF (yLoc .GT. yBnd(n)) NLATBND = n |
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ENDDO |
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RETURN |
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END |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |