/[MITgcm]/MITgcm/pkg/dic/dic_read_co2_pickup.F
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Contents of /MITgcm/pkg/dic/dic_read_co2_pickup.F

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Revision 1.1 - (show annotations) (download)
Sun Apr 11 20:59:27 2010 UTC (14 years, 2 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint62g, checkpoint62f, checkpoint62e, checkpoint62k, checkpoint62j, checkpoint62i, checkpoint62h, checkpoint62o, checkpoint62n, checkpoint62m, checkpoint62l, checkpoint62s, checkpoint62r, checkpoint62q, checkpoint62p, checkpoint62t
change DIC atmos-CO2 box (method 3, dic_int1=3) initialisation & restart:
- use binary pickup file for restart ;
- initialise atmos-CO2 box from dic_pCO2 parameter.
- fix multi-threaded.

1 C $Header: /u/gcmpack/MITgcm/pkg/dic/dic_read_pickup.F,v 1.7 2009/04/28 18:10:47 jmc Exp $
2 C $Name: $
3
4 #include "DIC_OPTIONS.h"
5
6 SUBROUTINE DIC_READ_CO2_PICKUP(
7 I myIter, myThid )
8
9 IMPLICIT NONE
10 C === Global variables ===
11 #include "SIZE.h"
12 #include "EEPARAMS.h"
13 #include "PARAMS.h"
14 #include "DIC_VARS.h"
15 #include "DIC_ATMOS.h"
16
17 C == Routine arguments ==
18 C myThid :: my Thread Id number
19 INTEGER myIter
20 INTEGER myThid
21
22 #ifdef ALLOW_DIC
23
24 #ifdef USE_ATMOSCO2
25 C if coupled to atmsopheric model, use the
26 C CO2 value passed from the coupler
27
28 #else /* USE_ATMOSCO2 */
29
30 C !FUNCTIONS
31 INTEGER MDS_RECLEN
32 EXTERNAL MDS_RECLEN
33
34 C !LOCAL VARIABLES:
35 C == Local variables ==
36 INTEGER fp, ioUnit
37 CHARACTER*(MAX_LEN_FNAM) fn, filNam
38 CHARACTER*(MAX_LEN_MBUF) msgBuf
39 LOGICAL fileExist
40 REAL*8 tmpFld(2)
41 INTEGER length_of_rec
42 CEOP
43
44 IF ( dic_int1.EQ.3 ) THEN
45
46 IF (pickupSuff.EQ.' ') THEN
47 WRITE(fn,'(A,I10.10)') 'pickup_dic_co2atm.', myIter
48 ELSE
49 WRITE(fn,'(A,A10)') 'pickup_dic_co2atm.', pickupSuff
50 ENDIF
51 fp = precFloat64
52
53 C-- First check if pickup file exist
54 CALL MDS_CHECK4FILE(
55 I fn, '.data', 'DIC_READ_CO2_PICKUP',
56 O filNam, fileExist,
57 I myThid )
58 IF ( .NOT.fileExist ) THEN
59 WRITE(msgBuf,'(4A)') 'DIC_READ_CO2_PICKUP: ',
60 & 'with dic_int1=3, needs CO2-atmos pickup to restart'
61 CALL PRINT_ERROR( msgBuf, myThid )
62 STOP 'ABNORMAL END: S/R DIC_READ_CO2_PICKUP'
63 ENDIF
64 _BEGIN_MASTER(myThid)
65 CALL MDSFINDUNIT( ioUnit, myThid )
66 length_of_rec = MDS_RECLEN( fp, 2, myThid )
67 OPEN( ioUnit, file=filNam, status='old',
68 & access='direct', recl=length_of_rec )
69 READ(ioUnit,rec=1) tmpFld
70 #ifdef _BYTESWAPIO
71 CALL MDS_BYTESWAPR8( 2, tmpFld )
72 #endif
73 total_atmos_carbon = tmpFld(1)
74 atpco2 = tmpFld(2)
75
76 _END_MASTER(myThid)
77 c _BARRIER
78 ENDIF
79
80 #endif /* ndef USE_ATMOSCO2 */
81
82 #endif /* ALLOW_DIC */
83
84 RETURN
85 END

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