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C $Header: /u/gcmpack/MITgcm/pkg/diagnostics/diagstats_global.F,v 1.1 2005/05/20 07:28:52 jmc Exp $ |
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C $Name: $ |
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|
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#include "DIAG_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP 0 |
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C !ROUTINE: DIAGSTATS_GLOBAL |
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|
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C !INTERFACE: |
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SUBROUTINE DIAGSTATS_GLOBAL( |
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O qtmp1, qtmp2, |
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I undef, nLev, jReg, |
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I ndId, mate, iSp, iSm, myThid ) |
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|
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C !DESCRIPTION: |
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C Retrieve averaged model diagnostic |
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|
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C !USES: |
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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 "DIAGNOSTICS_SIZE.h" |
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#include "DIAGNOSTICS.h" |
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|
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C !INPUT PARAMETERS: |
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C undef :: Undefined value |
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C nLev :: 2nd Dimension (max Nb of levels) of qtmp1,2 arrays |
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C jReg :: region Index to be process. |
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C ndId :: diagnostic Id number (in available diagnostics list) |
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C mate :: counter mate Id number if any ; 0 otherwise |
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C iSp :: diagnostics pointer to storage array |
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C iSm :: counter-mate pointer to storage array |
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C myThid :: my thread Id number |
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_RL undef |
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INTEGER nLev, jReg, ndId, mate, iSp, iSm |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: |
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C qtmp1 ..... AVERAGED DIAGNOSTIC QUANTITY |
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C qtmp2 ..... working array (used for counter mate statistics) |
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_RL qtmp1(0:nStats,0:nLev) |
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_RL qtmp2(0:nStats,0:nLev) |
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CEOP |
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|
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C !LOCAL VARIABLES: |
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INTEGER im, ix, iv |
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PARAMETER ( iv = nStats - 2 , im = nStats - 1 , ix = nStats ) |
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INTEGER bi, bj |
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INTEGER i, k, kd, kCnt, klev, kMlev |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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C-- Initialize to zero : |
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DO k=0,nLev |
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DO i=0,nStats |
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qtmp1(i,k) = 0. |
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qtmp2(i,k) = 0. |
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ENDDO |
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ENDDO |
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|
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klev = kdiag(ndId) |
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IF ( mate.GT.0 ) kMlev = kdiag(mate) |
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|
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IF (klev.LE.nLev) THEN |
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C--- Compute global statistics : |
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|
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C-- Retrieve tile statistics first |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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|
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DO k=1,klev |
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kd = iSp + k - 1 |
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IF ( qSdiag(0,jReg,kd,bi,bj).GT.0. ) THEN |
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IF ( qtmp1(0,k).LE.0. ) THEN |
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DO i=0,nStats |
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qtmp1(i,k) = qSdiag(i,jReg,kd,bi,bj) |
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ENDDO |
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ELSE |
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DO i=0,iv |
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qtmp1(i,k) = qtmp1(i,k) + qSdiag(i,jReg,kd,bi,bj) |
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ENDDO |
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qtmp1(im,k) = MIN( qtmp1(im,k),qSdiag(im,jReg,kd,bi,bj) ) |
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qtmp1(ix,k) = MAX( qtmp1(ix,k),qSdiag(ix,jReg,kd,bi,bj) ) |
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ENDIF |
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ENDIF |
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ENDDO |
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IF ( mate.GT.0 ) THEN |
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DO k=1,kMlev |
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kd = iSm + k - 1 |
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IF ( qSdiag(0,jReg,kd,bi,bj).GT.0. ) THEN |
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IF ( qtmp1(0,k).LE.0. ) THEN |
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DO i=0,nStats |
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qtmp2(i,k) = qSdiag(i,jReg,kd,bi,bj) |
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ENDDO |
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ELSE |
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DO i=0,iv |
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qtmp2(i,k) = qtmp2(i,k) + qSdiag(i,jReg,kd,bi,bj) |
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ENDDO |
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qtmp2(im,k) = MIN( qtmp2(im,k),qSdiag(im,jReg,kd,bi,bj) ) |
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qtmp2(ix,k) = MAX( qtmp2(ix,k),qSdiag(ix,jReg,kd,bi,bj) ) |
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ENDIF |
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ENDIF |
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ENDDO |
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ENDIF |
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|
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C- end tile index loops |
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ENDDO |
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ENDDO |
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|
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C-- Global min,max & sum (at each level) over all thread & processors : |
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DO k=1,klev |
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DO i=0,iv |
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_GLOBAL_SUM_R8(qtmp1(i,k),myThid) |
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ENDDO |
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qtmp1(im,k) = -qtmp1(im,k) |
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_GLOBAL_MAX_R8(qtmp1(im,k),myThid) |
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qtmp1(im,k) = -qtmp1(im,k) |
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_GLOBAL_MAX_R8(qtmp1(ix,k),myThid) |
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ENDDO |
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IF ( mate.GT.0 ) THEN |
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DO k=1,kMlev |
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DO i=0,iv |
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_GLOBAL_SUM_R8(qtmp2(i,k),myThid) |
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ENDDO |
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qtmp2(im,k) = -qtmp2(im,k) |
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_GLOBAL_MAX_R8(qtmp2(im,k),myThid) |
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qtmp2(im,k) = -qtmp2(im,k) |
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_GLOBAL_MAX_R8(qtmp2(ix,k),myThid) |
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ENDDO |
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ENDIF |
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|
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C-- Vertical integral, min & max : |
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DO k=1,klev |
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IF ( qtmp1(0,0).LE.0. ) THEN |
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DO i=0,nStats |
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qtmp1(i,0) = qtmp1(i,k) |
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ENDDO |
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ELSE |
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DO i=0,iv |
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qtmp1(i,0) = qtmp1(i,0) + qtmp1(i,k) |
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ENDDO |
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qtmp1(im,0) = MIN(qtmp1(im,0),qtmp1(im,k)) |
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qtmp1(ix,0) = MAX(qtmp1(ix,0),qtmp1(ix,k)) |
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ENDIF |
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ENDDO |
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IF ( mate.GT.0 ) THEN |
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DO k=1,kMlev |
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IF ( qtmp2(0,0).LE.0. ) THEN |
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DO i=0,nStats |
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qtmp2(i,0) = qtmp2(i,k) |
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ENDDO |
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ELSE |
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DO i=0,iv |
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qtmp2(i,0) = qtmp2(i,0) + qtmp2(i,k) |
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ENDDO |
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qtmp2(im,0) = MIN(qtmp2(im,0),qtmp2(im,k)) |
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qtmp2(ix,0) = MAX(qtmp2(ix,0),qtmp2(ix,k)) |
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ENDIF |
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ENDDO |
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ENDIF |
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|
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C-- Average, Standard.Dev.: |
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C- no counter diagnostics => average = Sum / vol : |
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IF ( mate.EQ.0 ) THEN |
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DO k=0,klev |
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IF ( qtmp1(0,k).LE.0. ) THEN |
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DO i=1,nStats |
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qtmp1(i,k) = undef |
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ENDDO |
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ELSE |
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DO i=1,iv |
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qtmp1(i,k) = qtmp1(i,k) / qtmp1(0,k) |
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ENDDO |
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C Variance : |
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qtmp1(iv,k) = qtmp1(iv,k) - qtmp1(1,k)*qtmp1(1,k) |
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C Standard deviation : |
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IF (qtmp1(iv,k).GT.0.) qtmp1(iv,k) = SQRT(qtmp1(iv,k)) |
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ENDIF |
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ENDDO |
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ELSE |
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C With counter diagnostics => average = Sum / Sum(counter) : |
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DO k=0,klev |
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kCnt = min(k,kMlev) |
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IF ( qtmp2(0,kCnt).LE.0. ) THEN |
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DO i=1,nStats |
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qtmp1(i,k) = undef |
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ENDDO |
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ELSEIF ( qtmp2(1,kCnt).LE.0. ) THEN |
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DO i=1,iv |
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qtmp1(i,k) = undef |
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ENDDO |
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ELSE |
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DO i=1,iv |
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qtmp1(i,k) = qtmp1(i,k) / qtmp2(1,kCnt) |
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ENDDO |
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C jmc: looks like there is a Pb with how Variance is computed |
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C Variance : |
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qtmp1(iv,k) = qtmp1(iv,k) - qtmp1(1,k)*qtmp1(1,k) |
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C Standard deviation : |
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IF (qtmp1(iv,k).GT.0.) qtmp1(iv,k) = SQRT(qtmp1(iv,k)) |
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ENDIF |
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ENDDO |
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ENDIF |
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|
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ENDIF |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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RETURN |
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END |
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