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jahn |
1.3 |
C $Header: /u/gcmpack/MITgcm/pkg/exch2/w2_set_gen_facets.F,v 1.2 2010/04/23 20:21:06 jmc Exp $ |
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jmc |
1.1 |
C $Name: $ |
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#include "CPP_EEOPTIONS.h" |
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#include "W2_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: W2_SET_GEN_FACETS( myThid ) |
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C !INTERFACE: |
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SUBROUTINE W2_SET_GEN_FACETS( myThid ) |
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C !DESCRIPTION: |
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C Set-up multi-facets (=sub-domain) topology : general case |
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C process topology information from "data.exch2" (facet_dims,facet_link) |
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C !USES: |
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IMPLICIT NONE |
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jmc |
1.2 |
C Tile topology settings data structures |
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jmc |
1.1 |
#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "W2_EXCH2_SIZE.h" |
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#include "W2_EXCH2_PARAMS.h" |
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#include "W2_EXCH2_TOPOLOGY.h" |
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C !INPUT PARAMETERS: |
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C myThid :: my Thread Id number |
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C (Note: not relevant since threading has not yet started) |
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INTEGER myThid |
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C !LOCAL VARIABLES: |
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C === Local variables === |
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jmc |
1.2 |
C msgBuf :: Informational/error message buffer |
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jmc |
1.1 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
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CHARACTER*1 edge(4) |
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INTEGER i,j,jj,fNx,fNy |
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INTEGER errCnt |
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CEOP |
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DATA edge / 'N' , 'S' , 'E' , 'W' / |
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WRITE(msgBuf,'(2A,I3,A)') 'W2_SET_GEN_FACETS:', |
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& ' preDefTopol=', preDefTopol, ' selected' |
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CALL PRINT_MESSAGE( msgBuf, W2_oUnit,SQUEEZE_RIGHT,myThid ) |
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C count Nb of Facets (from facet_dims) ; set nFacets |
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C Assume: consecutive pair (x-dim,y-dim) of non-zero dimension |
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errCnt = 0 |
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nFacets = 0 |
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jahn |
1.3 |
C find last pair of non-zero dims |
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jmc |
1.1 |
DO j=1,W2_maxNbFacets |
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fNx = facet_dims(2*j-1) |
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fNy = facet_dims( 2*j ) |
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jahn |
1.3 |
C IF ( nFacets.EQ.0 .AND. fNx*fNy.EQ.0 ) THEN |
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IF ( fNx.NE.0 .AND. fNy.NE.0 ) THEN |
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nFacets = j |
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ELSEIF ( fNx.NE.0 .OR. fNy.NE.0 ) THEN |
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errCnt = errCnt + 1 |
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WRITE(msgBuf,'(A,I3,A,2I6)') |
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& 'dimsFacets: Expect pair of >0 dims : facet',j, |
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& ' :',fNx,fNy |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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jmc |
1.1 |
ENDIF |
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ENDDO |
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jahn |
1.3 |
IF ( nFacets.EQ.0 ) THEN |
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errCnt = errCnt + 1 |
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WRITE(msgBuf,'(A)') |
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& 'dimsFacets: All dimensions are zero!' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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ENDIF |
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jmc |
1.1 |
IF ( errCnt.GT.0 ) THEN |
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WRITE(msgBuf,'(A,I3,A)') 'W2_SET_GEN_FACETS: found', errCnt, |
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& ' errors in dimsFacets list' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: W2_SET_GEN_FACETS (dimsFacets list)' |
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ENDIF |
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C- print out Nb of facets: |
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WRITE(msgBuf,'(A,I3,A)') |
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& 'W2_SET_GEN_FACETS: Number of facets =', nFacets, |
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& ' (inferred from "dimsFacets")' |
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CALL PRINT_MESSAGE( msgBuf, W2_oUnit, SQUEEZE_RIGHT, myThid ) |
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C- Check remaining part of the list: |
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errCnt = 0 |
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DO jj=2*nFacets+1,2*W2_maxNbFacets |
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IF ( facet_dims(jj).NE.0 ) THEN |
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errCnt = errCnt + 1 |
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WRITE(msgBuf,'(A,I3,A,I5,A)') ' dimsFacets(j=',jj,') =', |
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& facet_dims(jj), ' : beyond end of list (=1rst zero)' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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ENDIF |
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ENDDO |
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C- check sign |
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DO jj=1,2*nFacets |
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jahn |
1.3 |
IF ( facet_dims(jj).LT.0 ) THEN |
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jmc |
1.1 |
errCnt = errCnt + 1 |
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i=1+MOD(jj-1,2) |
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j = (jj+1)/2 |
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WRITE(msgBuf,'(A,I2,A,I3,A,I6,A)') 'dimension', i, |
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& ' of facet', j, ' =', facet_dims(jj), ' : invalid (< 0)' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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ENDIF |
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ENDDO |
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IF ( errCnt.GT.0 ) THEN |
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WRITE(msgBuf,'(A,I3,A)') 'W2_SET_GEN_FACETS: found', errCnt, |
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& ' invalid dims' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: W2_SET_GEN_FACETS (dimsFacets list)' |
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ENDIF |
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C check "facet_link" list: |
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errCnt = 0 |
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DO j=nFacets+1,W2_maxNbFacets |
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DO i=1,4 |
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IF ( facet_link(i,j).NE.0 ) THEN |
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errCnt = errCnt + 1 |
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WRITE(msgBuf,'(3A,I3,A,F6.2,A)') |
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& 'Link for ',edge(i), '.Edge of facet #',j, |
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& ' (facetEdgeLink=',facet_link(i,j),')' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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WRITE(msgBuf,'(A,I3,A)') |
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& ' is beyond range (> nFacets=',nFacets,')' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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ENDIF |
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ENDDO |
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ENDDO |
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IF ( errCnt.GT.0 ) THEN |
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WRITE(msgBuf,'(A,I3,A)') 'W2_SET_GEN_FACETS: found', errCnt, |
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& ' errors in facetEdgeLink list' |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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STOP 'ABNORMAL END: W2_SET_GEN_FACETS (facetEdgeLink list)' |
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ENDIF |
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RETURN |
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END |
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