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cnh |
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C $Header: /u/gcmpack/models/MITgcmUV/pkg/gmredi/gmredi_readparms.F,v 1.3 2001/02/02 21:36:29 adcroft Exp $ |
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C $Name: $ |
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heimbach |
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#include "GMREDI_OPTIONS.h" |
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SUBROUTINE GMREDI_READPARMS( myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE GMREDI_READPARMS | |
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C | o Routine to initialize GM/Redi variables and constants. | |
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C |==========================================================| |
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C | Initialize GM/Redi parameters, read in data.gmredi | |
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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 "GRID.h" |
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#include "GMREDI.h" |
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#include "GMREDI_DIAGS.h" |
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C === Routine arguments === |
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INTEGER myThid |
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#ifdef ALLOW_GMREDI |
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C-- GM/Redi parameter |
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NAMELIST /GM_PARM01/ |
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& GM_background_K, |
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& GM_taper_scheme, |
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& GM_maxSlope, |
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#ifdef GM_VISBECK_VARIABLE_K |
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& GM_Visbeck_alpha, |
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& GM_Visbeck_length, |
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& GM_Visbeck_depth, |
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& GM_Visbeck_maxval_K, |
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#endif |
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& GM_Scrit, |
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& GM_Sd |
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c & GM_dumpFreq, |
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c & GM_taveFreq |
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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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C-- GMREDI_READPARMS has been called so we know that |
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C the package is active. |
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GMRediIsOn=.TRUE. |
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_BEGIN_MASTER(myThid) |
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adcroft |
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WRITE(msgBuf,'(A)') ' GM_READPARMS: opening data.gmredi' |
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heimbach |
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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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adcroft |
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I 'data.gmredi', 'GM_READPARMS', |
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heimbach |
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O iUnit, |
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I myThid ) |
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C-- Default values GM/Redi |
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GM_background_K = 0. |
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GM_maxslope = 1.0D-2 |
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GM_taper_scheme = ' ' |
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GM_Scrit = 0.004 |
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GM_Sd = 0.001 |
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C-- Default values GM/Redi I/O control |
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c GM_dumpFreq = -1. |
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c GM_taveFreq = -1. |
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#ifdef GM_VISBECK_VARIABLE_K |
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C-- Default values Visbeck |
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GM_Visbeck_alpha = 0. |
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GM_Visbeck_length = 200.D3 |
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GM_Visbeck_depth = 1000.D0 |
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GM_Visbeck_maxval_K = 2500.D0 |
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#endif |
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C-- Read parameters from open data file |
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READ(UNIT=iUnit,NML=GM_PARM01) |
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C Some constants |
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GM_rMaxSlope=0. |
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if (GM_maxSlope.ne.0.) GM_rMaxSlope=1. / GM_maxSlope |
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C Unspecified I/O control parameters default to model pars |
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c if (GM_dumpFreq.EQ.-1.) GM_dumpFreq=dumpFreq |
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c if (GM_taveFreq.EQ.-1.) GM_taveFreq=taveFreq |
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#ifndef GM_VISBECK_VARIABLE_K |
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C Make sure we are not trying to use something that is unavailable |
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IF (GM_Visbeck_alpha .NE. 0.) THEN |
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WRITE(msgBuf,'(A)') |
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adcroft |
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& ' GM_READPARMS: Visbeck variables used in data.gmredi' |
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heimbach |
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CALL PRINT_ERROR( msgBuf, 1 ) |
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WRITE(msgBuf,'(A)') |
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adcroft |
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& ' GM_READPARMS: without #define GM_VISBECK_VARIABLE_K' |
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heimbach |
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CALL PRINT_ERROR( msgBuf, 1 ) |
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adcroft |
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STOP 'ABNORMAL END: S/R GM_READPARMS' |
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heimbach |
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ENDIF |
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#endif |
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adcroft |
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WRITE(msgBuf,'(A)') ' GM_READPARMS: finished reading data.gmredi' |
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heimbach |
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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_GMREDI */ |
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return |
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end |
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