1 |
jmc |
1.40 |
C $Header: /u/gcmpack/MITgcm/model/src/external_fields_load.F,v 1.39 2011/06/08 01:21:14 jmc Exp $ |
2 |
adcroft |
1.7 |
C $Name: $ |
3 |
heimbach |
1.1 |
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4 |
edhill |
1.13 |
#include "PACKAGES_CONFIG.h" |
5 |
heimbach |
1.1 |
#include "CPP_OPTIONS.h" |
6 |
jmc |
1.27 |
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7 |
cnh |
1.8 |
CBOP |
8 |
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C !ROUTINE: EXTERNAL_FIELDS_LOAD |
9 |
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C !INTERFACE: |
10 |
heimbach |
1.1 |
SUBROUTINE EXTERNAL_FIELDS_LOAD( myTime, myIter, myThid ) |
11 |
jmc |
1.39 |
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12 |
cnh |
1.8 |
C !DESCRIPTION: \bv |
13 |
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C *==========================================================* |
14 |
jmc |
1.27 |
C | SUBROUTINE EXTERNAL_FIELDS_LOAD |
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C | o Control reading of fields from external source. |
16 |
cnh |
1.8 |
C *==========================================================* |
17 |
jmc |
1.27 |
C | External source field loading routine. |
18 |
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C | This routine is called every time we want to |
19 |
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C | load a a set of external fields. The routine decides |
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C | which fields to load and then reads them in. |
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C | This routine needs to be customised for particular |
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C | experiments. |
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C | Notes |
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C | ===== |
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C | Two-dimensional and three-dimensional I/O are handled in |
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C | the following way under MITgcmUV. A master thread |
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C | performs I/O using system calls. This threads reads data |
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C | into a temporary buffer. At present the buffer is loaded |
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C | with the entire model domain. This is probably OK for now |
30 |
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C | Each thread then copies data from the buffer to the |
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C | region of the proper array it is responsible for. |
32 |
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C | ===== |
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C | Conversion of flux fields are described in FFIELDS.h |
34 |
cnh |
1.8 |
C *==========================================================* |
35 |
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C \ev |
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C !USES: |
38 |
heimbach |
1.1 |
IMPLICIT NONE |
39 |
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C === Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
42 |
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#include "PARAMS.h" |
43 |
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#include "FFIELDS.h" |
44 |
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#include "GRID.h" |
45 |
heimbach |
1.3 |
#include "DYNVARS.h" |
46 |
jmc |
1.27 |
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47 |
cnh |
1.8 |
C !INPUT/OUTPUT PARAMETERS: |
48 |
heimbach |
1.1 |
C === Routine arguments === |
49 |
jmc |
1.35 |
C myTime :: Simulation time |
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C myIter :: Simulation timestep number |
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C myThid :: Thread no. that called this routine. |
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heimbach |
1.1 |
_RL myTime |
53 |
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INTEGER myIter |
54 |
jmc |
1.35 |
INTEGER myThid |
55 |
jmc |
1.27 |
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56 |
jmc |
1.29 |
#ifndef EXCLUDE_FFIELDS_LOAD |
57 |
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58 |
cnh |
1.8 |
C !LOCAL VARIABLES: |
59 |
heimbach |
1.1 |
C === Local arrays === |
60 |
cnh |
1.8 |
C aWght, bWght :: Interpolation weights |
61 |
jmc |
1.35 |
INTEGER bi, bj, i, j |
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INTEGER intimeP, intime0, intime1 |
63 |
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_RL aWght, bWght |
64 |
cnh |
1.8 |
CEOP |
65 |
heimbach |
1.1 |
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IF ( periodicExternalForcing ) THEN |
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jmc |
1.35 |
C-- First call requires that we initialize everything to zero for safety |
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cph has been shifted to ini_forcing.F |
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C-- Now calculate whether it is time to update the forcing arrays |
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CALL GET_PERIODIC_INTERVAL( |
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O intimeP, intime0, intime1, bWght, aWght, |
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I externForcingCycle, externForcingPeriod, |
75 |
jmc |
1.40 |
I deltaTClock, myTime, myThid ) |
76 |
jmc |
1.35 |
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bi = myBxLo(myThid) |
78 |
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bj = myByLo(myThid) |
79 |
jmc |
1.37 |
#ifdef ALLOW_DEBUG |
80 |
jmc |
1.39 |
IF ( debugLevel.GE.debLevB ) THEN |
81 |
jmc |
1.37 |
_BEGIN_MASTER(myThid) |
82 |
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WRITE(standardMessageUnit,'(A,I10,A,4I5,A,2F14.10)') |
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& ' EXTERNAL_FIELDS_LOAD,', myIter, |
84 |
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& ' : iP,iLd,i0,i1=', intimeP,loadedRec(bi,bj), intime0,intime1, |
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& ' ; Wght=', bWght, aWght |
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_END_MASTER(myThid) |
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ENDIF |
88 |
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#endif /* ALLOW_DEBUG */ |
89 |
jmc |
1.40 |
#ifdef ALLOW_AUTODIFF |
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jmc |
1.35 |
C- assuming that we call S/R EXTERNAL_FIELDS_LOAD at each time-step and |
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C with increasing time, this will catch when we need to load new records; |
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C But with Adjoint run, this is not always the case => might end-up using |
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C the wrong time-records |
94 |
jmc |
1.38 |
# ifndef STORE_LOADEDREC_TEST |
95 |
jmc |
1.35 |
IF ( intime0.NE.intimeP .OR. myIter.EQ.nIter0 ) THEN |
96 |
jmc |
1.38 |
# else |
97 |
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IF ( intime1.NE.loadedRec(bi,bj) ) THEN |
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# endif |
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jmc |
1.40 |
#else /* ALLOW_AUTODIFF */ |
100 |
jmc |
1.35 |
C- Make no assumption on sequence of calls to EXTERNAL_FIELDS_LOAD ; |
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C This is the correct formulation (works in Adjoint run). |
102 |
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C Unfortunatly, produces many recomputations <== not used until it is fixed |
103 |
jmc |
1.37 |
IF ( intime1.NE.loadedRec(bi,bj) ) THEN |
104 |
jmc |
1.40 |
#endif /* ALLOW_AUTODIFF */ |
105 |
jmc |
1.35 |
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106 |
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C-- If the above condition is met then we need to read in |
107 |
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C data for the period ahead and the period behind myTime. |
108 |
jmc |
1.39 |
IF ( debugLevel.GE.debLevZero ) THEN |
109 |
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_BEGIN_MASTER(myThid) |
110 |
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WRITE(standardMessageUnit,'(A,I10,A,2(2I5,A))') |
111 |
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& ' EXTERNAL_FIELDS_LOAD, it=', myIter, |
112 |
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& ' : Reading new data, i0,i1=', intime0, intime1, |
113 |
jmc |
1.37 |
& ' (prev=', intimeP, loadedRec(bi,bj), ' )' |
114 |
jmc |
1.39 |
_END_MASTER(myThid) |
115 |
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ENDIF |
116 |
heimbach |
1.1 |
|
117 |
jmc |
1.35 |
IF ( zonalWindFile .NE. ' ' ) THEN |
118 |
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CALL READ_REC_XY_RS( zonalWindFile, taux0, |
119 |
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& intime0, myIter, myThid ) |
120 |
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CALL READ_REC_XY_RS( zonalWindFile, taux1, |
121 |
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& intime1, myIter, myThid ) |
122 |
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ENDIF |
123 |
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IF ( meridWindFile .NE. ' ' ) THEN |
124 |
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CALL READ_REC_XY_RS( meridWindFile, tauy0, |
125 |
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& intime0, myIter, myThid ) |
126 |
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CALL READ_REC_XY_RS( meridWindFile, tauy1, |
127 |
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& intime1, myIter, myThid ) |
128 |
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ENDIF |
129 |
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IF ( surfQFile .NE. ' ' ) THEN |
130 |
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CALL READ_REC_XY_RS( surfQFile, Qnet0, |
131 |
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& intime0, myIter, myThid ) |
132 |
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CALL READ_REC_XY_RS( surfQFile, Qnet1, |
133 |
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& intime1, myIter, myThid ) |
134 |
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ELSEIF ( surfQnetFile .NE. ' ' ) THEN |
135 |
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CALL READ_REC_XY_RS( surfQnetFile, Qnet0, |
136 |
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& intime0, myIter, myThid ) |
137 |
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CALL READ_REC_XY_RS( surfQnetFile, Qnet1, |
138 |
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& intime1, myIter, myThid ) |
139 |
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ENDIF |
140 |
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IF ( EmPmRfile .NE. ' ' ) THEN |
141 |
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CALL READ_REC_XY_RS( EmPmRfile, EmPmR0, |
142 |
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& intime0, myIter, myThid ) |
143 |
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CALL READ_REC_XY_RS( EmPmRfile, EmPmR1, |
144 |
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& intime1, myIter, myThid ) |
145 |
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c IF ( convertEmP2rUnit.EQ.mass2rUnit ) THEN |
146 |
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C- EmPmR is now (after c59h) expressed in kg/m2/s (fresh water mass flux) |
147 |
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DO bj = myByLo(myThid), myByHi(myThid) |
148 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
149 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
150 |
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DO i=1-OLx,sNx+OLx |
151 |
jmc |
1.35 |
EmPmR0(i,j,bi,bj) = EmPmR0(i,j,bi,bj)*rhoConstFresh |
152 |
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EmPmR1(i,j,bi,bj) = EmPmR1(i,j,bi,bj)*rhoConstFresh |
153 |
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ENDDO |
154 |
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ENDDO |
155 |
jmc |
1.30 |
ENDDO |
156 |
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ENDDO |
157 |
jmc |
1.35 |
c ENDIF |
158 |
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ENDIF |
159 |
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IF ( saltFluxFile .NE. ' ' ) THEN |
160 |
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CALL READ_REC_XY_RS( saltFluxFile, saltFlux0, |
161 |
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& intime0, myIter, myThid ) |
162 |
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CALL READ_REC_XY_RS( saltFluxFile, saltFlux1, |
163 |
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& intime1, myIter, myThid ) |
164 |
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ENDIF |
165 |
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IF ( thetaClimFile .NE. ' ' ) THEN |
166 |
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CALL READ_REC_XY_RS( thetaClimFile, SST0, |
167 |
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& intime0, myIter, myThid ) |
168 |
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CALL READ_REC_XY_RS( thetaClimFile, SST1, |
169 |
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& intime1, myIter, myThid ) |
170 |
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ENDIF |
171 |
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IF ( saltClimFile .NE. ' ' ) THEN |
172 |
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CALL READ_REC_XY_RS( saltClimFile, SSS0, |
173 |
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& intime0, myIter, myThid ) |
174 |
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CALL READ_REC_XY_RS( saltClimFile, SSS1, |
175 |
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& intime1, myIter, myThid ) |
176 |
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ENDIF |
177 |
heimbach |
1.12 |
#ifdef SHORTWAVE_HEATING |
178 |
jmc |
1.35 |
IF ( surfQswFile .NE. ' ' ) THEN |
179 |
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CALL READ_REC_XY_RS( surfQswFile, Qsw0, |
180 |
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& intime0, myIter, myThid ) |
181 |
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CALL READ_REC_XY_RS( surfQswFile, Qsw1, |
182 |
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& intime1, myIter, myThid ) |
183 |
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IF ( surfQFile .NE. ' ' ) THEN |
184 |
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C- Qnet is now (after c54) the net Heat Flux (including SW) |
185 |
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DO bj = myByLo(myThid), myByHi(myThid) |
186 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
187 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
188 |
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DO i=1-OLx,sNx+OLx |
189 |
jmc |
1.35 |
Qnet0(i,j,bi,bj) = Qnet0(i,j,bi,bj) + Qsw0(i,j,bi,bj) |
190 |
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Qnet1(i,j,bi,bj) = Qnet1(i,j,bi,bj) + Qsw1(i,j,bi,bj) |
191 |
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ENDDO |
192 |
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ENDDO |
193 |
jmc |
1.18 |
ENDDO |
194 |
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ENDDO |
195 |
jmc |
1.35 |
ENDIF |
196 |
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ENDIF |
197 |
heimbach |
1.12 |
#endif |
198 |
mlosch |
1.11 |
#ifdef ATMOSPHERIC_LOADING |
199 |
jmc |
1.35 |
IF ( pLoadFile .NE. ' ' ) THEN |
200 |
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CALL READ_REC_XY_RS( pLoadFile, pLoad0, |
201 |
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& intime0, myIter, myThid ) |
202 |
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CALL READ_REC_XY_RS( pLoadFile, pLoad1, |
203 |
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& intime1, myIter, myThid ) |
204 |
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ENDIF |
205 |
heimbach |
1.1 |
#endif |
206 |
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207 |
jmc |
1.27 |
C- thread synchronisation (barrier) is part of the EXCH S/R calls |
208 |
jmc |
1.35 |
_EXCH_XY_RS(SST0 , myThid ) |
209 |
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_EXCH_XY_RS(SST1 , myThid ) |
210 |
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_EXCH_XY_RS(SSS0 , myThid ) |
211 |
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_EXCH_XY_RS(SSS1 , myThid ) |
212 |
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CALL EXCH_UV_XY_RS(taux0,tauy0,.TRUE.,myThid) |
213 |
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CALL EXCH_UV_XY_RS(taux1,tauy1,.TRUE.,myThid) |
214 |
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_EXCH_XY_RS(Qnet0, myThid ) |
215 |
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_EXCH_XY_RS(Qnet1, myThid ) |
216 |
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_EXCH_XY_RS(EmPmR0, myThid ) |
217 |
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_EXCH_XY_RS(EmPmR1, myThid ) |
218 |
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_EXCH_XY_RS(saltFlux0, myThid ) |
219 |
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_EXCH_XY_RS(saltFlux1, myThid ) |
220 |
heimbach |
1.12 |
#ifdef SHORTWAVE_HEATING |
221 |
jmc |
1.35 |
_EXCH_XY_RS(Qsw0, myThid ) |
222 |
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_EXCH_XY_RS(Qsw1, myThid ) |
223 |
heimbach |
1.12 |
#endif |
224 |
mlosch |
1.11 |
#ifdef ATMOSPHERIC_LOADING |
225 |
jmc |
1.35 |
_EXCH_XY_RS(pLoad0, myThid ) |
226 |
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_EXCH_XY_RS(pLoad1, myThid ) |
227 |
mlosch |
1.11 |
#endif |
228 |
jmc |
1.27 |
|
229 |
jmc |
1.35 |
C- save newly loaded time-record |
230 |
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DO bj = myByLo(myThid), myByHi(myThid) |
231 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
232 |
jmc |
1.37 |
loadedRec(bi,bj) = intime1 |
233 |
jmc |
1.35 |
ENDDO |
234 |
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ENDDO |
235 |
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236 |
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C-- end if-block for loading new time-records |
237 |
heimbach |
1.1 |
ENDIF |
238 |
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|
239 |
heimbach |
1.12 |
C-- Interpolate fu,fv,Qnet,EmPmR,SST,SSS,Qsw |
240 |
heimbach |
1.1 |
DO bj = myByLo(myThid), myByHi(myThid) |
241 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
242 |
jmc |
1.25 |
IF ( thetaClimFile .NE. ' ' ) THEN |
243 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
244 |
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DO i=1-OLx,sNx+OLx |
245 |
jmc |
1.27 |
SST(i,j,bi,bj) = bWght*SST0(i,j,bi,bj) |
246 |
jmc |
1.25 |
& + aWght*SST1(i,j,bi,bj) |
247 |
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ENDDO |
248 |
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ENDDO |
249 |
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ENDIF |
250 |
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IF ( saltClimFile .NE. ' ' ) THEN |
251 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
252 |
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DO i=1-OLx,sNx+OLx |
253 |
jmc |
1.27 |
SSS(i,j,bi,bj) = bWght*SSS0(i,j,bi,bj) |
254 |
jmc |
1.25 |
& + aWght*SSS1(i,j,bi,bj) |
255 |
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ENDDO |
256 |
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ENDDO |
257 |
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ENDIF |
258 |
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IF ( zonalWindFile .NE. ' ' ) THEN |
259 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
260 |
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DO i=1-OLx,sNx+OLx |
261 |
jmc |
1.27 |
fu(i,j,bi,bj) = bWght*taux0(i,j,bi,bj) |
262 |
jmc |
1.25 |
& + aWght*taux1(i,j,bi,bj) |
263 |
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ENDDO |
264 |
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ENDDO |
265 |
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ENDIF |
266 |
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IF ( meridWindFile .NE. ' ' ) THEN |
267 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
268 |
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DO i=1-OLx,sNx+OLx |
269 |
jmc |
1.27 |
fv(i,j,bi,bj) = bWght*tauy0(i,j,bi,bj) |
270 |
jmc |
1.25 |
& + aWght*tauy1(i,j,bi,bj) |
271 |
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ENDDO |
272 |
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ENDDO |
273 |
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ENDIF |
274 |
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IF ( surfQnetFile .NE. ' ' |
275 |
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& .OR. surfQFile .NE. ' ' ) THEN |
276 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
277 |
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DO i=1-OLx,sNx+OLx |
278 |
jmc |
1.25 |
Qnet(i,j,bi,bj) = bWght*Qnet0(i,j,bi,bj) |
279 |
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& + aWght*Qnet1(i,j,bi,bj) |
280 |
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ENDDO |
281 |
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ENDDO |
282 |
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ENDIF |
283 |
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IF ( EmPmRfile .NE. ' ' ) THEN |
284 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
285 |
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DO i=1-OLx,sNx+OLx |
286 |
jmc |
1.25 |
EmPmR(i,j,bi,bj) = bWght*EmPmR0(i,j,bi,bj) |
287 |
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& + aWght*EmPmR1(i,j,bi,bj) |
288 |
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ENDDO |
289 |
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ENDDO |
290 |
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ENDIF |
291 |
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IF ( saltFluxFile .NE. ' ' ) THEN |
292 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
293 |
|
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DO i=1-OLx,sNx+OLx |
294 |
jmc |
1.25 |
saltFlux(i,j,bi,bj) = bWght*saltFlux0(i,j,bi,bj) |
295 |
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& + aWght*saltFlux1(i,j,bi,bj) |
296 |
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ENDDO |
297 |
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ENDDO |
298 |
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ENDIF |
299 |
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#ifdef SHORTWAVE_HEATING |
300 |
|
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IF ( surfQswFile .NE. ' ' ) THEN |
301 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
302 |
|
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DO i=1-OLx,sNx+OLx |
303 |
jmc |
1.25 |
Qsw(i,j,bi,bj) = bWght*Qsw0(i,j,bi,bj) |
304 |
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& + aWght*Qsw1(i,j,bi,bj) |
305 |
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ENDDO |
306 |
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ENDDO |
307 |
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ENDIF |
308 |
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#endif |
309 |
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#ifdef ATMOSPHERIC_LOADING |
310 |
|
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IF ( pLoadFile .NE. ' ' ) THEN |
311 |
jmc |
1.40 |
DO j=1-OLy,sNy+OLy |
312 |
|
|
DO i=1-OLx,sNx+OLx |
313 |
jmc |
1.29 |
pLoad(i,j,bi,bj) = bWght*pLoad0(i,j,bi,bj) |
314 |
|
|
& + aWght*pLoad1(i,j,bi,bj) |
315 |
jmc |
1.25 |
ENDDO |
316 |
|
|
ENDDO |
317 |
|
|
ENDIF |
318 |
|
|
#endif |
319 |
heimbach |
1.1 |
ENDDO |
320 |
|
|
ENDDO |
321 |
heimbach |
1.3 |
|
322 |
jmc |
1.19 |
C-- Print for checking: |
323 |
jmc |
1.37 |
#ifdef ALLOW_DEBUG |
324 |
jmc |
1.39 |
IF ( debugLevel.GE.debLevC ) THEN |
325 |
jmc |
1.17 |
_BEGIN_MASTER( myThid ) |
326 |
jmc |
1.37 |
WRITE(standardMessageUnit,'(A,1P4E12.4)') |
327 |
|
|
& ' EXTERNAL_FIELDS_LOAD: (fu0,1),fu,fv=', |
328 |
|
|
& taux0(1,sNy,1,1), taux1(1,sNy,1,1), |
329 |
|
|
& fu(1,sNy,1,1), fv(1,sNy,1,1) |
330 |
|
|
WRITE(standardMessageUnit,'(A,1P4E12.4)') |
331 |
|
|
& ' EXTERNAL_FIELDS_LOAD: SST,SSS,Q,E-P=', |
332 |
|
|
& SST(1,sNy,1,1), SSS(1,sNy,1,1), |
333 |
|
|
& Qnet(1,sNy,1,1), EmPmR(1,sNy,1,1) |
334 |
jmc |
1.17 |
_END_MASTER( myThid ) |
335 |
heimbach |
1.3 |
ENDIF |
336 |
jmc |
1.37 |
#endif /* ALLOW_DEBUG */ |
337 |
heimbach |
1.1 |
|
338 |
|
|
C endif for periodicForcing |
339 |
|
|
ENDIF |
340 |
heimbach |
1.12 |
|
341 |
jmc |
1.29 |
#endif /* EXCLUDE_FFIELDS_LOAD */ |
342 |
jmc |
1.16 |
|
343 |
heimbach |
1.1 |
RETURN |
344 |
|
|
END |