/[MITgcm]/MITgcm/pkg/gmredi/gmredi_readparms.F
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Annotation of /MITgcm/pkg/gmredi/gmredi_readparms.F

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Revision 1.1 - (hide annotations) (download)
Mon Nov 13 16:35:28 2000 UTC (23 years, 6 months ago) by heimbach
Branch: MAIN
CVS Tags: branch-atmos-merge-start, branch-atmos-merge-shapiro, checkpoint33, checkpoint32, branch-atmos-merge-zonalfilt, branch-atmos-merge-phase5, branch-atmos-merge-phase4, branch-atmos-merge-phase7, branch-atmos-merge-phase6, branch-atmos-merge-phase1, branch-atmos-merge-phase3, branch-atmos-merge-phase2
Branch point for: branch-atmos-merge
Changes to comply with packaging structure.

1 heimbach 1.1 C $Header: /u/gcmpack/development/adcroft/ocean/gmredi/pkg/gmredi/gmredi_readparms.F,v 1.1.1.1 2000/08/28 21:49:09 adcroft Exp $
2    
3     #include "GMREDI_OPTIONS.h"
4    
5     SUBROUTINE GMREDI_READPARMS( myThid )
6     C /==========================================================\
7     C | SUBROUTINE GMREDI_READPARMS |
8     C | o Routine to initialize GM/Redi variables and constants. |
9     C |==========================================================|
10     C | Initialize GM/Redi parameters, read in data.gmredi |
11     C \==========================================================/
12     IMPLICIT NONE
13    
14     C === Global variables ===
15     #include "SIZE.h"
16     #include "EEPARAMS.h"
17     #include "PARAMS.h"
18     #include "GRID.h"
19     #include "GMREDI.h"
20     #include "GMREDI_DIAGS.h"
21    
22     C === Routine arguments ===
23     C myThid - Number of this instance of KPP_INIT
24     INTEGER myThid
25    
26     #ifdef ALLOW_GMREDI
27    
28     C-- GM/Redi parameter
29     NAMELIST /GM_PARM01/
30     & GM_background_K,
31     & GM_taper_scheme,
32     & GM_maxSlope,
33     #ifdef GM_VISBECK_VARIABLE_K
34     & GM_Visbeck_alpha,
35     & GM_Visbeck_length,
36     & GM_Visbeck_depth,
37     & GM_Visbeck_maxval_K,
38     #endif
39     & GM_Scrit,
40     & GM_Sd
41     c & GM_dumpFreq,
42     c & GM_taveFreq
43    
44     C === Local variables ===
45     C msgBuf - Informational/error meesage buffer
46     C iUnit - Work variable for IO unit number
47     CHARACTER*(MAX_LEN_MBUF) msgBuf
48     INTEGER iUnit
49    
50     C-- GMREDI_READPARMS has been called so we know that
51     C the package is active.
52     GMRediIsOn=.TRUE.
53    
54    
55     _BEGIN_MASTER(myThid)
56    
57     WRITE(msgBuf,'(A)') ' GM_INIT: opening data.gmredi'
58     CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
59     & SQUEEZE_RIGHT , 1)
60    
61    
62     CALL OPEN_COPY_DATA_FILE(
63     I 'data.gmredi', 'GM_INIT',
64     O iUnit,
65     I myThid )
66    
67     C-- Default values GM/Redi
68     GM_background_K = 0.
69     GM_maxslope = 1.0D-2
70     GM_taper_scheme = ' '
71     GM_Scrit = 0.004
72     GM_Sd = 0.001
73    
74     C-- Default values GM/Redi I/O control
75     c GM_dumpFreq = -1.
76     c GM_taveFreq = -1.
77    
78     #ifdef GM_VISBECK_VARIABLE_K
79     C-- Default values Visbeck
80     GM_Visbeck_alpha = 0.
81     GM_Visbeck_length = 200.D3
82     GM_Visbeck_depth = 1000.D0
83     GM_Visbeck_maxval_K = 2500.D0
84     #endif
85    
86    
87     C-- Read parameters from open data file
88     READ(UNIT=iUnit,NML=GM_PARM01)
89    
90     C Some constants
91     GM_rMaxSlope=0.
92     if (GM_maxSlope.ne.0.) GM_rMaxSlope=1. / GM_maxSlope
93    
94     C Unspecified I/O control parameters default to model pars
95     c if (GM_dumpFreq.EQ.-1.) GM_dumpFreq=dumpFreq
96     c if (GM_taveFreq.EQ.-1.) GM_taveFreq=taveFreq
97    
98     #ifndef GM_VISBECK_VARIABLE_K
99     C Make sure we are not trying to use something that is unavailable
100     IF (GM_Visbeck_alpha .NE. 0.) THEN
101     WRITE(msgBuf,'(A)')
102     & ' GM_INIT: Visbeck variables used in data.gmredi'
103     CALL PRINT_ERROR( msgBuf, 1 )
104     WRITE(msgBuf,'(A)')
105     & ' GM_INIT: without #define GM_VISBECK_VARIABLE_K'
106     CALL PRINT_ERROR( msgBuf, 1 )
107     STOP 'ABNORMAL END: S/R GM_INIT'
108     ENDIF
109     #endif
110    
111     WRITE(msgBuf,'(A)') ' GM_INIT: finished reading data.gmredi'
112     CALL PRINT_MESSAGE( msgBuf, standardMessageUnit,
113     & SQUEEZE_RIGHT , 1)
114    
115     C-- Close the open data file
116     CLOSE(iUnit)
117     _END_MASTER(myThid)
118    
119     C-- Everyone else must wait for the parameters to be loaded
120     _BARRIER
121    
122    
123     #endif /* ALLOW_GMREDI */
124    
125     return
126     end

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