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adcroft |
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C $Header: /u/gcmpack/models/MITgcmUV/pkg/obcs/obcs_readparms.F,v 1.2 2001/02/02 21:36:30 adcroft Exp $ |
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C $Name: $ |
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adcroft |
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#include "OBCS_OPTIONS.h" |
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SUBROUTINE OBCS_READPARMS( myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE OBCS_READPARMS | |
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C | o Routine to initialize OBCS variables and constants. | |
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C |==========================================================| |
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C \==========================================================/ |
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IMPLICIT NONE |
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C === Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "OBCS.h" |
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#ifdef ALLOW_ORLANSKI |
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#include "ORLANSKI.h" |
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#endif |
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C === Routine arguments === |
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INTEGER myThid |
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#ifdef ALLOW_OBCS |
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NAMELIST /OBCS_PARM01/ |
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& OB_Jnorth,OB_Jsouth,OB_Ieast,OB_Iwest, |
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& useOrlanskiNorth,useOrlanskiSouth, |
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& useOrlanskiEast,useOrlanskiWest |
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#ifdef ALLOW_ORLANSKI |
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NAMELIST /OBCS_PARM02/ |
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& CMAX, cvelTimeScale |
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#endif |
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C === Local variables === |
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C msgBuf - Informational/error meesage buffer |
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C iUnit - Work variable for IO unit number |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER iUnit |
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INTEGER I,J |
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C-- OBCS_READPARMS has been called so we know that |
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C the package is active. |
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OBCSIsOn=.TRUE. |
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_BEGIN_MASTER(myThid) |
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WRITE(msgBuf,'(A)') ' OBCS_READPARMS: opening data.obcs' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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CALL OPEN_COPY_DATA_FILE( |
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I 'data.obcs', 'OBCS_READPARMS', |
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O iUnit, |
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I myThid ) |
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C-- Default flags and values for OBCS |
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DO I=1,Nx |
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OB_Jnorth(I)=0 |
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OB_Jsouth(I)=0 |
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ENDDO |
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DO J=1,Ny |
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OB_Ieast(J)=0 |
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OB_Iwest(J)=0 |
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ENDDO |
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useOrlanskiNorth=.FALSE. |
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useOrlanskiSouth=.FALSE. |
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useOrlanskiEast =.FALSE. |
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useOrlanskiWest =.FALSE. |
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C-- Read parameters from open data file |
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READ(UNIT=iUnit,NML=OBCS_PARM01) |
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C Account for periodicity if negative indices were supplied |
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DO J=1,Ny |
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IF (OB_Ieast(J).lt.0) OB_Ieast(J)=OB_Ieast(J)+Nx+1 |
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ENDDO |
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DO I=1,Nx |
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IF (OB_Jnorth(I).lt.0) OB_Jnorth(I)=OB_Jnorth(I)+Ny+1 |
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ENDDO |
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write(0,*) 'OB Jn =',OB_Jnorth |
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write(0,*) 'OB Js =',OB_Jsouth |
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write(0,*) 'OB Ie =',OB_Ieast |
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write(0,*) 'OB Iw =',OB_Iwest |
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#ifdef ALLOW_ORLANSKI |
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C Default Orlanski radiation parameters |
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CMAX = 0.45 _d 0 /* maximum allowable phase speed-CFL for AB-II */ |
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cvelTimeScale = 2000.0 _d 0 /* Averaging period for phase speed in sec. */ |
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IF (useOrlanskiNorth.OR. |
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& useOrlanskiSouth.OR. |
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& useOrlanskiEast.OR. |
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& useOrlanskiWest) |
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& READ(UNIT=iUnit,NML=OBCS_PARM02) |
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#endif |
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WRITE(msgBuf,'(A)') ' OBCS_READPARMS: finished reading data.obcs' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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C-- Close the open data file |
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CLOSE(iUnit) |
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_END_MASTER(myThid) |
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C-- Everyone else must wait for the parameters to be loaded |
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_BARRIER |
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#endif /* ALLOW_OBCS */ |
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RETURN |
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END |
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