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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/exch2/w2_set_single_facet.F,v 1.3 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_SINGLE_FACET |
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C !INTERFACE: |
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SUBROUTINE W2_SET_SINGLE_FACET( myThid ) |
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C !DESCRIPTION: |
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C Set-up simple single facet (domain in 1 piece) topology |
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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 |
1.3 |
C msgBuf :: Informational/error message buffer |
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jmc |
1.2 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER j |
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jmc |
1.1 |
CEOP |
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jmc |
1.2 |
WRITE(msgBuf,'(2A,I3,A)') 'W2_SET_SINGLE_FACET:', |
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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-- Number of facets: |
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jmc |
1.1 |
nFacets = 1 |
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jmc |
1.2 |
C-- Set Facet Edge connections (topology graph) ignoring any previous |
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C setting from data.exch2 (Edges order: N,S,E,W <==> 1,2,3,4 ) |
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C face 1 N(=1) edge connects to face 1 S(=2) edge: |
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facet_link(1,1) = 1.2 |
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C face 1 S(=2) edge connects to face 1 N(=1) edge: |
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facet_link(2,1) = 1.1 |
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C face 1 E(=3) edge connects to face 1 W(=4) edge: |
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facet_link(3,1) = 1.4 |
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C face 1 W(=4) edge connects to face 1 E(=3) edge: |
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facet_link(4,1) = 1.3 |
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C-- Facet dimension: take the 1rst 2 numbers from facet_dims (if correct) |
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IF ( facet_dims(1).EQ.0 .AND. facet_dims(2).EQ.0 ) THEN |
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C- Default: take global dimension from SIZE.h (will fail with blank tiles) |
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facet_dims(1) = Nx |
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facet_dims(2) = Ny |
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ENDIF |
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IF ( facet_dims(1).LE.0 .OR. facet_dims(2).LE.0 ) THEN |
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WRITE(msgBuf,'(2A,2I5)') 'W2_SET_SINGLE_FACET:', |
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& ' unvalid 1rst 2 dimensions:', facet_dims(1), facet_dims(2) |
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CALL PRINT_MESSAGE( msgBuf, W2_oUnit,SQUEEZE_RIGHT,myThid ) |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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jmc |
1.4 |
CALL ALL_PROC_DIE( 0 ) |
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jmc |
1.2 |
STOP 'ABNORMAL END: S/R W2_SET_SINGLE_FACET: unvalid dims' |
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ENDIF |
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DO j=3,W2_maxNbFacets*2 |
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IF ( facet_dims(j).NE.0 ) THEN |
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WRITE(msgBuf,'(2A,I5)') 'W2_SET_SINGLE_FACET:', |
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& ' no more than 2 dims (X,Y) expected for single facet' |
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CALL PRINT_MESSAGE( msgBuf, W2_oUnit,SQUEEZE_RIGHT,myThid ) |
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CALL PRINT_ERROR( msgBuf, myThid ) |
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jmc |
1.4 |
CALL ALL_PROC_DIE( 0 ) |
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jmc |
1.2 |
STOP 'ABNORMAL END: S/R W2_SET_SINGLE_FACET: unexpected dims' |
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ENDIF |
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ENDDO |
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jmc |
1.1 |
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RETURN |
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END |
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