1 |
C $Header$ |
C $Header$ |
2 |
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C $Name$ |
3 |
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4 |
#include "CPP_OPTIONS.h" |
#include "GRDCHK_OPTIONS.h" |
5 |
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#include "AD_CONFIG.h" |
6 |
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#ifdef ALLOW_COST |
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# include "COST_OPTIONS.h" |
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#endif |
9 |
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#ifdef ALLOW_CTRL |
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# include "CTRL_OPTIONS.h" |
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#endif |
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CBOI |
CBOI |
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C |
C |
17 |
C !AFFILIATION: Massachussetts Institute of Technology |
C !AFFILIATION: Massachussetts Institute of Technology |
18 |
C !DATE: |
C !DATE: |
19 |
C !INTRODUCTION: gradient check package |
C !INTRODUCTION: gradient check package |
20 |
c \bv |
C \bv |
21 |
c Compare the gradients calculated by the adjoint model with |
C Compare the gradients calculated by the adjoint model with |
22 |
c finite difference approximations. |
C finite difference approximations. |
23 |
c |
C |
24 |
C !CALLING SEQUENCE: |
C !CALLING SEQUENCE: |
25 |
c |
C |
26 |
c the_model_main |
C the_model_main |
27 |
c | |
C | |
28 |
c |-- ctrl_unpack |
C |-- ctrl_unpack |
29 |
c |-- adthe_main_loop - unperturbed cost function and |
C |-- adthe_main_loop - unperturbed cost function and |
30 |
c |-- ctrl_pack adjoint gradient are computed here |
C |-- ctrl_pack adjoint gradient are computed here |
31 |
c | |
C | |
32 |
c |-- grdchk_main |
C |-- grdchk_main |
33 |
c | |
C | |
34 |
c |-- grdchk_init |
C |-- grdchk_init |
35 |
c |-- do icomp=... - loop over control vector elements |
C |-- do icomp=... - loop over control vector elements |
36 |
c | |
C | |
37 |
c |-- grdchk_loc - determine location of icomp on grid |
C |-- grdchk_loc - determine location of icomp on grid |
38 |
c | |
C | |
39 |
c |-- grdchk_getxx - get control vector component from file |
C |-- grdchk_getadxx - get gradient component calculated |
40 |
c | perturb it and write back to file |
C | via adjoint |
41 |
c |-- grdchk_getadxx - get gradient component calculated |
C |-- grdchk_getxx - get control vector component from file |
42 |
c | via adjoint |
C | perturb it and write back to file |
43 |
c |-- the_main_loop - forward run and cost evaluation |
C |-- the_main_loop - forward run and cost evaluation |
44 |
c | with perturbed control vector element |
C | with perturbed control vector element |
45 |
c |-- calculate ratio of adj. vs. finite difference gradient |
C |-- calculate ratio of adj. vs. finite difference gradient |
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c | |
C | |
47 |
c |-- grdchk_setxx - Reset control vector element |
C |-- grdchk_setxx - Reset control vector element |
48 |
c | |
C | |
49 |
c |-- grdchk_print - print results |
C |-- grdchk_print - print results |
50 |
c \ev |
C \ev |
51 |
CEOI |
CEOI |
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53 |
CBOP |
CBOP |
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C !ROUTINE: grdchk_main |
C !ROUTINE: GRDCHK_MAIN |
55 |
C !INTERFACE: |
C !INTERFACE: |
56 |
subroutine grdchk_main( mythid ) |
SUBROUTINE GRDCHK_MAIN( myThid ) |
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C !DESCRIPTION: \bv |
C !DESCRIPTION: \bv |
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c ================================================================== |
C ================================================================== |
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c SUBROUTINE grdchk_main |
C SUBROUTINE GRDCHK_MAIN |
61 |
c ================================================================== |
C ================================================================== |
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c o Compare the gradients calculated by the adjoint model with |
C o Compare the gradients calculated by the adjoint model with |
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c finite difference approximations. |
C finite difference approximations. |
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c started: Christian Eckert eckert@mit.edu 24-Feb-2000 |
C started: Christian Eckert eckert@mit.edu 24-Feb-2000 |
65 |
c continued: heimbach@mit.edu: 13-Jun-2001 |
C continued&finished: heimbach@mit.edu: 13-Jun-2001 |
66 |
c ================================================================== |
C changed: mlosch@ocean.mit.edu: 09-May-2002 |
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c SUBROUTINE grdchk_main |
C - added centered difference vs. 1-sided difference option |
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c ================================================================== |
C - improved output format for readability |
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C - added control variable hFacC |
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C heimbach@mit.edu 24-Feb-2003 |
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C - added tangent linear gradient checks |
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C - fixes for multiproc. gradient checks |
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C - added more control variables |
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C ================================================================== |
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C SUBROUTINE GRDCHK_MAIN |
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C ================================================================== |
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C \ev |
C \ev |
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C !USES: |
C !USES: |
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implicit none |
IMPLICIT NONE |
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c == global variables == |
C == global variables == |
83 |
#include "SIZE.h" |
#include "SIZE.h" |
84 |
#include "EEPARAMS.h" |
#include "EEPARAMS.h" |
85 |
#include "PARAMS.h" |
#include "PARAMS.h" |
86 |
#include "grdchk.h" |
#include "grdchk.h" |
87 |
#include "cost.h" |
#include "cost.h" |
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#include "ctrl.h" |
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#include "g_cost.h" |
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C !INPUT/OUTPUT PARAMETERS: |
C !INPUT/OUTPUT PARAMETERS: |
92 |
c == routine arguments == |
C == routine arguments == |
93 |
integer mythid |
INTEGER myThid |
94 |
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|
95 |
#ifdef ALLOW_GRADIENT_CHECK |
#ifdef ALLOW_GRDCHK |
96 |
C !LOCAL VARIABLES: |
C !LOCAL VARIABLES: |
97 |
c == local variables == |
C == local variables == |
98 |
integer myiter |
INTEGER myIter |
99 |
_RL mytime |
_RL myTime |
100 |
integer bi, itlo, ithi |
INTEGER bi, bj |
101 |
integer bj, jtlo, jthi |
INTEGER i, j, k |
102 |
integer i, imin, imax |
INTEGER iMin, iMax, jMin, jMax |
103 |
integer j, jmin, jmax |
PARAMETER( iMin = 1 , iMax = sNx , jMin = 1 , jMax = sNy ) |
104 |
integer k |
INTEGER ioUnit |
105 |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
106 |
integer jprocs |
|
107 |
integer proc_grdchk |
INTEGER icomp |
108 |
integer icomp |
INTEGER ichknum |
109 |
integer ichknum |
INTEGER icvrec |
110 |
integer icvrec |
INTEGER jtile |
111 |
integer jtile |
INTEGER itile |
112 |
integer itile |
INTEGER layer |
113 |
integer layer |
INTEGER obcspos |
114 |
integer itilepos |
INTEGER itilepos |
115 |
integer jtilepos |
INTEGER jtilepos |
116 |
integer itest |
INTEGER icglo |
117 |
integer ierr |
INTEGER itest |
118 |
integer ierr_grdchk |
INTEGER ierr |
119 |
|
INTEGER ierr_grdchk |
120 |
_RL gfd |
_RL gfd |
121 |
_RL fcref |
_RL fcref |
122 |
_RL fcpert |
_RL fcpertplus, fcpertminus |
123 |
_RL ratio |
_RL ratio_ad |
124 |
|
_RL ratio_ftl |
125 |
_RL xxmemo_ref |
_RL xxmemo_ref |
126 |
_RL xxmemo_pert |
_RL xxmemo_pert |
127 |
_RL adxxmemo |
_RL adxxmemo |
128 |
|
_RL ftlxxmemo |
129 |
cph( |
_RL localEps |
130 |
_RL tmpplot1(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) |
_RL grdchk_epsfac |
131 |
_RL tmpplot2(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) |
_RL tmpplot1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
132 |
cph) |
_RL tmpplot2(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
133 |
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_RL tmpplot3(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
134 |
c == end of interface == |
C == end of interface == |
135 |
CEOP |
CEOP |
136 |
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|
137 |
c-- Set the loop ranges. |
ioUnit = standardMessageUnit |
138 |
jtlo = mybylo(mythid) |
WRITE(msgBuf,'(A)') |
139 |
jthi = mybyhi(mythid) |
&'// =======================================================' |
140 |
itlo = mybxlo(mythid) |
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
141 |
ithi = mybxhi(mythid) |
WRITE(msgBuf,'(A)') '// Gradient-check starts (grdchk_main)' |
142 |
jmin = 1 |
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
143 |
jmax = sny |
WRITE(msgBuf,'(A)') |
144 |
imin = 1 |
&'// =======================================================' |
145 |
imax = snx |
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
146 |
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|
147 |
c-- initialise variables |
#ifdef ALLOW_TANGENTLINEAR_RUN |
148 |
call grdchk_init( mythid ) |
C-- prevent writing output multiple times |
149 |
|
C note: already called in AD run so that only needed for TLM run |
150 |
c-- Compute the adjoint models' gradients. |
CALL TURNOFF_MODEL_IO( 0, myThid ) |
151 |
c-- Compute the unperturbed cost function. |
#endif |
152 |
cph Gradient via adjoint has already been computed, |
|
153 |
cph and so has unperturbed cost function, |
C-- initialise variables |
154 |
cph assuming all xx_ fields are initialised to zero. |
CALL GRDCHK_INIT( myThid ) |
155 |
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|
156 |
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C-- Compute the adjoint model gradients. |
157 |
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C-- Compute the unperturbed cost function. |
158 |
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Cph Gradient via adjoint has already been computed, |
159 |
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Cph and so has unperturbed cost function, |
160 |
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Cph assuming all xx_ fields are initialised to zero. |
161 |
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162 |
fcref = fc |
ierr = 0 |
163 |
ierr_grdchk = 0 |
ierr_grdchk = 0 |
164 |
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adxxmemo = 0. |
165 |
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ftlxxmemo = 0. |
166 |
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#if (defined (ALLOW_ADMTLM)) |
167 |
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fcref = objf_state_final(idep,jdep,1,1,1) |
168 |
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#elif (defined (ALLOW_OPENAD)) |
169 |
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fcref = fc%v |
170 |
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#else |
171 |
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fcref = fc |
172 |
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#endif |
173 |
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WRITE(msgBuf,'(A,1PE22.14)') |
174 |
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& 'grdchk reference fc: fcref =', fcref |
175 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
176 |
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177 |
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DO bj = myByLo(myThid), myByHi(myThid) |
178 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
179 |
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DO k = 1, Nr |
180 |
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DO j = jMin, jMax |
181 |
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DO i = iMin, iMax |
182 |
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tmpplot1(i,j,k,bi,bj) = 0. _d 0 |
183 |
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tmpplot2(i,j,k,bi,bj) = 0. _d 0 |
184 |
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tmpplot3(i,j,k,bi,bj) = 0. _d 0 |
185 |
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ENDDO |
186 |
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ENDDO |
187 |
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ENDDO |
188 |
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ENDDO |
189 |
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ENDDO |
190 |
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191 |
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IF ( useCentralDiff ) THEN |
192 |
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grdchk_epsfac = 2. _d 0 |
193 |
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ELSE |
194 |
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grdchk_epsfac = 1. _d 0 |
195 |
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ENDIF |
196 |
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197 |
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WRITE(standardmessageunit,'(A)') |
198 |
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& 'grad-res -------------------------------' |
199 |
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WRITE(standardmessageunit,'(2a)') |
200 |
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& ' grad-res proc # i j k bi bj iobc', |
201 |
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& ' fc ref fc + eps fc - eps' |
202 |
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#ifdef ALLOW_TANGENTLINEAR_RUN |
203 |
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WRITE(standardmessageunit,'(2a)') |
204 |
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& ' grad-res proc # i j k bi bj iobc', |
205 |
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& ' tlm grad fd grad 1 - fd/tlm' |
206 |
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#else |
207 |
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WRITE(standardmessageunit,'(2a)') |
208 |
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& ' grad-res proc # i j k bi bj iobc', |
209 |
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& ' adj grad fd grad 1 - fd/adj' |
210 |
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#endif |
211 |
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212 |
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C-- Compute the finite difference approximations. |
213 |
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C-- Cycle through all processes doing NINT(nend-nbeg+1)/nstep |
214 |
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C-- gradient checks. |
215 |
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216 |
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IF ( nbeg .EQ. 0 ) CALL GRDCHK_GET_POSITION( myThid ) |
217 |
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218 |
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DO icomp = nbeg, nend, nstep |
219 |
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220 |
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adxxmemo = 0. |
221 |
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ichknum = (icomp - nbeg)/nstep + 1 |
222 |
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223 |
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IF ( ichknum .LE. maxgrdchecks ) THEN |
224 |
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WRITE(msgBuf,'(A,I4,A)') |
225 |
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& '====== Starts gradient-check number', ichknum, |
226 |
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& ' (=ichknum) =======' |
227 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
228 |
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|
229 |
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C-- Determine the location of icomp on the grid. |
230 |
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IF ( myProcId .EQ. grdchkwhichproc ) THEN |
231 |
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CALL grdchk_loc( icomp, ichknum, |
232 |
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& icvrec, itile, jtile, layer, obcspos, |
233 |
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& itilepos, jtilepos, icglo, itest, ierr, |
234 |
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& myThid ) |
235 |
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ELSE |
236 |
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icvrec = 0 |
237 |
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itile = 0 |
238 |
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jtile = 0 |
239 |
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layer = 0 |
240 |
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obcspos = 0 |
241 |
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itilepos = 0 |
242 |
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jtilepos = 0 |
243 |
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icglo = 0 |
244 |
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itest = 0 |
245 |
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ENDIF |
246 |
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247 |
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C make sure that all procs have correct file records, so that useSingleCpuIO works |
248 |
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CALL GLOBAL_SUM_INT( icvrec , myThid ) |
249 |
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CALL GLOBAL_SUM_INT( layer , myThid ) |
250 |
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CALL GLOBAL_SUM_INT( ierr , myThid ) |
251 |
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252 |
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WRITE(msgBuf,'(A,3I5,A,2I4,A,I3,A,I4)') |
253 |
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& 'grdchk pos: i,j,k=', itilepos, jtilepos, layer, |
254 |
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& ' ; bi,bj=', itile, jtile, ' ; iobc=', obcspos, |
255 |
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& ' ; rec=', icvrec |
256 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
257 |
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|
258 |
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C****************************************************** |
259 |
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C-- (A): get gradient component calculated via adjoint |
260 |
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C****************************************************** |
261 |
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262 |
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C-- get gradient component calculated via adjoint |
263 |
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CALL GRDCHK_GETADXX( icvrec, |
264 |
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& itile, jtile, layer, |
265 |
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& itilepos, jtilepos, |
266 |
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& adxxmemo, ierr, myThid ) |
267 |
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C-- Add a global-sum call so that all proc will get the adjoint gradient |
268 |
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_GLOBAL_SUM_RL( adxxmemo, myThid ) |
269 |
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270 |
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#ifdef ALLOW_TANGENTLINEAR_RUN |
271 |
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C****************************************************** |
272 |
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C-- (B): Get gradient component g_fc from tangent linear run: |
273 |
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C****************************************************** |
274 |
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|
275 |
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C-- 1. perturb control vector component: xx(i)=1. |
276 |
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|
277 |
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localEps = 1. _d 0 |
278 |
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CALL GRDCHK_GETXX( icvrec, TANGENT_SIMULATION, |
279 |
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& itile, jtile, layer, |
280 |
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& itilepos, jtilepos, |
281 |
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& xxmemo_ref, xxmemo_pert, localEps, |
282 |
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& ierr, myThid ) |
283 |
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|
284 |
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C-- 2. perform tangent linear run |
285 |
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myTime = startTime |
286 |
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myIter = nIter0 |
287 |
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#ifdef ALLOW_ADMTLM |
288 |
|
DO k=1,4*Nr+1 |
289 |
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DO j=1,sNy |
290 |
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DO i=1,sNx |
291 |
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g_objf_state_final(i,j,1,1,k) = 0. |
292 |
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ENDDO |
293 |
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ENDDO |
294 |
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ENDDO |
295 |
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#else |
296 |
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g_fc = 0. |
297 |
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#endif |
298 |
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|
299 |
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CALL G_THE_MAIN_LOOP( myTime, myIter, myThid ) |
300 |
|
#ifdef ALLOW_ADMTLM |
301 |
|
ftlxxmemo = g_objf_state_final(idep,jdep,1,1,1) |
302 |
|
#else |
303 |
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ftlxxmemo = g_fc |
304 |
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#endif |
305 |
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|
306 |
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C-- 3. reset control vector |
307 |
|
CALL GRDCHK_SETXX( icvrec, TANGENT_SIMULATION, |
308 |
|
& itile, jtile, layer, |
309 |
|
& itilepos, jtilepos, |
310 |
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& xxmemo_ref, ierr, myThid ) |
311 |
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|
312 |
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#endif /* ALLOW_TANGENTLINEAR_RUN */ |
313 |
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|
314 |
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C****************************************************** |
315 |
|
C-- (C): Get gradient via finite difference perturbation |
316 |
|
C****************************************************** |
317 |
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|
318 |
|
C-- (C-1) positive perturbation: |
319 |
|
localEps = ABS(grdchk_eps) |
320 |
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|
321 |
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C-- get control vector component from file |
322 |
|
C-- perturb it and write back to file |
323 |
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CALL GRDCHK_GETXX( icvrec, FORWARD_SIMULATION, |
324 |
|
& itile, jtile, layer, |
325 |
|
& itilepos, jtilepos, |
326 |
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& xxmemo_ref, xxmemo_pert, localEps, |
327 |
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& ierr, myThid ) |
328 |
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|
329 |
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C-- forward run with perturbed control vector |
330 |
|
myTime = startTime |
331 |
|
myIter = nIter0 |
332 |
|
#ifdef ALLOW_OPENAD |
333 |
|
CALL OpenAD_THE_MAIN_LOOP( myTime, myIter, myThid ) |
334 |
|
#else |
335 |
|
CALL THE_MAIN_LOOP( myTime, myIter, myThid ) |
336 |
|
#endif |
337 |
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|
338 |
|
#if (defined (ALLOW_ADMTLM)) |
339 |
|
fcpertplus = objf_state_final(idep,jdep,1,1,1) |
340 |
|
#elif (defined (ALLOW_OPENAD)) |
341 |
|
fcpertplus = fc%v |
342 |
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#else |
343 |
|
fcpertplus = fc |
344 |
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#endif |
345 |
|
WRITE(msgBuf,'(A,1PE22.14)') |
346 |
|
& 'grdchk perturb(+)fc: fcpertplus =', fcpertplus |
347 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
348 |
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|
349 |
|
C-- Reset control vector. |
350 |
|
CALL GRDCHK_SETXX( icvrec, FORWARD_SIMULATION, |
351 |
|
& itile, jtile, layer, |
352 |
|
& itilepos, jtilepos, |
353 |
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& xxmemo_ref, ierr, myThid ) |
354 |
|
|
355 |
|
fcpertminus = fcref |
356 |
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IF ( useCentralDiff ) THEN |
357 |
|
C-- (C-2) repeat the proceedure for a negative perturbation: |
358 |
|
localEps = - ABS(grdchk_eps) |
359 |
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|
360 |
|
C-- get control vector component from file |
361 |
|
C-- perturb it and write back to file |
362 |
|
CALL GRDCHK_GETXX( icvrec, FORWARD_SIMULATION, |
363 |
|
& itile, jtile, layer, |
364 |
|
& itilepos, jtilepos, |
365 |
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& xxmemo_ref, xxmemo_pert, localEps, |
366 |
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& ierr, myThid ) |
367 |
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|
368 |
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C-- forward run with perturbed control vector |
369 |
|
myTime = startTime |
370 |
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myIter = nIter0 |
371 |
|
#ifdef ALLOW_OPENAD |
372 |
|
CALL OpenAD_THE_MAIN_LOOP( myTime, myIter, myThid ) |
373 |
|
#else |
374 |
|
CALL THE_MAIN_LOOP( myTime, myIter, myThid ) |
375 |
|
#endif |
376 |
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|
377 |
|
#if (defined (ALLOW_ADMTLM)) |
378 |
|
fcpertminus = objf_state_final(idep,jdep,1,1,1) |
379 |
|
#elif (defined (ALLOW_OPENAD)) |
380 |
|
fcpertminus = fc%v |
381 |
|
#else |
382 |
|
fcpertminus = fc |
383 |
|
#endif |
384 |
|
WRITE(msgBuf,'(A,1PE22.14)') |
385 |
|
& 'grdchk perturb(-)fc: fcpertminus =', fcpertminus |
386 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
387 |
|
|
388 |
|
C-- Reset control vector. |
389 |
|
CALL GRDCHK_SETXX( icvrec, FORWARD_SIMULATION, |
390 |
|
& itile, jtile, layer, |
391 |
|
& itilepos, jtilepos, |
392 |
|
& xxmemo_ref, ierr, myThid ) |
393 |
|
|
394 |
|
C-- end of if useCentralDiff ... |
395 |
|
ENDIF |
396 |
|
|
397 |
|
C****************************************************** |
398 |
|
C-- (D): calculate relative differences between gradients |
399 |
|
C****************************************************** |
400 |
|
|
401 |
|
IF ( grdchk_eps .EQ. 0. ) THEN |
402 |
|
gfd = (fcpertplus-fcpertminus) |
403 |
|
ELSE |
404 |
|
gfd = (fcpertplus-fcpertminus) /(grdchk_epsfac*grdchk_eps) |
405 |
|
ENDIF |
406 |
|
|
407 |
|
IF ( adxxmemo .EQ. 0. ) THEN |
408 |
|
ratio_ad = ABS( adxxmemo - gfd ) |
409 |
|
ELSE |
410 |
|
ratio_ad = 1. - gfd/adxxmemo |
411 |
|
ENDIF |
412 |
|
|
413 |
|
IF ( ftlxxmemo .EQ. 0. ) THEN |
414 |
|
ratio_ftl = ABS( ftlxxmemo - gfd ) |
415 |
|
ELSE |
416 |
|
ratio_ftl = 1. - gfd/ftlxxmemo |
417 |
|
ENDIF |
418 |
|
|
419 |
|
IF ( myProcId .EQ. grdchkwhichproc .AND. ierr .EQ. 0 ) THEN |
420 |
|
tmpplot1(itilepos,jtilepos,layer,itile,jtile) = gfd |
421 |
|
tmpplot2(itilepos,jtilepos,layer,itile,jtile) = ratio_ad |
422 |
|
tmpplot3(itilepos,jtilepos,layer,itile,jtile) = ratio_ftl |
423 |
|
ENDIF |
424 |
|
|
425 |
|
IF ( ierr .EQ. 0 ) THEN |
426 |
|
fcrmem ( ichknum ) = fcref |
427 |
|
fcppmem ( ichknum ) = fcpertplus |
428 |
|
fcpmmem ( ichknum ) = fcpertminus |
429 |
|
xxmemref ( ichknum ) = xxmemo_ref |
430 |
|
xxmempert ( ichknum ) = xxmemo_pert |
431 |
|
gfdmem ( ichknum ) = gfd |
432 |
|
adxxmem ( ichknum ) = adxxmemo |
433 |
|
ftlxxmem ( ichknum ) = ftlxxmemo |
434 |
|
ratioadmem ( ichknum ) = ratio_ad |
435 |
|
ratioftlmem ( ichknum ) = ratio_ftl |
436 |
|
|
437 |
|
irecmem ( ichknum ) = icvrec |
438 |
|
bimem ( ichknum ) = itile |
439 |
|
bjmem ( ichknum ) = jtile |
440 |
|
ilocmem ( ichknum ) = itilepos |
441 |
|
jlocmem ( ichknum ) = jtilepos |
442 |
|
klocmem ( ichknum ) = layer |
443 |
|
iobcsmem ( ichknum ) = obcspos |
444 |
|
icompmem ( ichknum ) = icomp |
445 |
|
ichkmem ( ichknum ) = ichknum |
446 |
|
itestmem ( ichknum ) = itest |
447 |
|
ierrmem ( ichknum ) = ierr |
448 |
|
icglomem ( ichknum ) = icglo |
449 |
|
ENDIF |
450 |
|
|
451 |
|
IF ( myProcId .EQ. grdchkwhichproc .AND. ierr .EQ. 0 ) THEN |
452 |
|
WRITE(standardmessageunit,'(A)') |
453 |
|
& 'grad-res -------------------------------' |
454 |
|
WRITE(standardmessageunit,'(A,8I5,1x,1P3E19.11)') |
455 |
|
& ' grad-res ',myprocid,ichknum,itilepos,jtilepos, |
456 |
|
& layer,itile,jtile,obcspos, |
457 |
|
& fcref, fcpertplus, fcpertminus |
458 |
|
#ifdef ALLOW_TANGENTLINEAR_RUN |
459 |
|
WRITE(standardmessageunit,'(A,8I5,1x,1P3E19.11)') |
460 |
|
& ' grad-res ',myprocid,ichknum,ichkmem(ichknum), |
461 |
|
& icompmem(ichknum),itestmem(ichknum), |
462 |
|
& bimem(ichknum),bjmem(ichknum),iobcsmem(ichknum), |
463 |
|
& ftlxxmemo, gfd, ratio_ftl |
464 |
|
#else |
465 |
|
WRITE(standardmessageunit,'(A,8I5,1x,1P3E19.11)') |
466 |
|
& ' grad-res ',myprocid,ichknum,ichkmem(ichknum), |
467 |
|
& icompmem(ichknum),itestmem(ichknum), |
468 |
|
& bimem(ichknum),bjmem(ichknum),iobcsmem(ichknum), |
469 |
|
& adxxmemo, gfd, ratio_ad |
470 |
|
#endif |
471 |
|
ENDIF |
472 |
|
#ifdef ALLOW_TANGENTLINEAR_RUN |
473 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
474 |
|
& ' TLM ref_cost_function =', fcref |
475 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
476 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
477 |
|
& ' TLM tangent-lin_grad =', ftlxxmemo |
478 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
479 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
480 |
|
& ' TLM finite-diff_grad =', gfd |
481 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
482 |
|
#else |
483 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
484 |
|
& ' ADM ref_cost_function =', fcref |
485 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
486 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
487 |
|
& ' ADM adjoint_gradient =', adxxmemo |
488 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
489 |
|
WRITE(msgBuf,'(A30,1PE22.14)') |
490 |
|
& ' ADM finite-diff_grad =', gfd |
491 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
492 |
|
#endif |
493 |
|
|
494 |
|
WRITE(msgBuf,'(A,I4,A,I3,A)') |
495 |
|
& '====== End of gradient-check number', ichknum, |
496 |
|
& ' (ierr=', ierr, ') =======' |
497 |
|
CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
498 |
|
|
499 |
|
C-- else of if ichknum < ... |
500 |
|
ELSE |
501 |
|
ierr_grdchk = -1 |
502 |
|
|
503 |
|
C-- end of if ichknum < ... |
504 |
|
ENDIF |
505 |
|
|
506 |
|
C-- end of do icomp = ... |
507 |
|
ENDDO |
508 |
|
|
509 |
|
IF (myProcId .EQ. grdchkwhichproc .AND. .NOT.useSingleCpuIO) THEN |
510 |
|
CALL WRITE_REC_XYZ_RL( |
511 |
|
& 'grd_findiff' , tmpplot1, 1, 0, myThid) |
512 |
|
CALL WRITE_REC_XYZ_RL( |
513 |
|
& 'grd_ratio_ad' , tmpplot2, 1, 0, myThid) |
514 |
|
CALL WRITE_REC_XYZ_RL( |
515 |
|
& 'grd_ratio_ftl' , tmpplot3, 1, 0, myThid) |
516 |
|
ENDIF |
517 |
|
|
518 |
cph( |
C-- Print the results of the gradient check. |
519 |
do bj = jtlo, jthi |
CALL GRDCHK_PRINT( ichknum, ierr_grdchk, myThid ) |
|
do bi = itlo, ithi |
|
|
do k = 1, nr |
|
|
do j = jmin, jmax |
|
|
do i = imin, imax |
|
|
tmpplot1(i,j,k,bi,bj) = 0. _d 0 |
|
|
tmpplot2(i,j,k,bi,bj) = 0. _d 0 |
|
|
end do |
|
|
end do |
|
|
end do |
|
|
end do |
|
|
end do |
|
|
cph) |
|
|
|
|
|
c-- Compute the finite difference approximations. |
|
|
c-- Cycle through all processes doing NINT(nend-nbeg+1)/nstep |
|
|
c-- gradient checks. |
|
|
do jprocs = 1,numberOfProcs |
|
|
proc_grdchk = jprocs - 1 |
|
|
|
|
|
if ( myProcId .eq. proc_grdchk ) then |
|
|
|
|
|
do icomp = nbeg, nend, nstep |
|
|
|
|
|
ichknum = (icomp - nbeg)/nstep + 1 |
|
|
|
|
|
if (ichknum .le. maxgrdchecks ) then |
|
|
|
|
|
c-- Determine the location of icomp on the grid. |
|
|
call grdchk_loc( icomp, ichknum, |
|
|
& icvrec, itile, jtile, layer, |
|
|
& itilepos, jtilepos, itest, ierr, |
|
|
& mythid ) |
|
|
|
|
|
if ( ierr .eq. 0 ) then |
|
|
|
|
|
c-- get control vector component from file |
|
|
c-- perturb it and write back to file |
|
|
call grdchk_getxx( icvrec, |
|
|
& itile, jtile, layer, |
|
|
& itilepos, jtilepos, |
|
|
& xxmemo_ref, xxmemo_pert, mythid ) |
|
|
_BARRIER |
|
|
|
|
|
c-- get gradient component calculated via adjoint |
|
|
call grdchk_getadxx( icvrec, |
|
|
& itile, jtile, layer, |
|
|
& itilepos, jtilepos, |
|
|
& adxxmemo, mythid ) |
|
|
_BARRIER |
|
|
|
|
|
c-- forward run with perturbed control vector |
|
|
mytime = starttime |
|
|
myiter = niter0 |
|
|
call the_main_loop( mytime, myiter, mythid ) |
|
|
fcpert = fc |
|
|
|
|
|
if ( grdchk_eps .eq. 0. ) then |
|
|
gfd = (fcpert-fcref) |
|
|
else |
|
|
gfd = (fcpert-fcref)/grdchk_eps |
|
|
endif |
|
|
|
|
|
if ( gfd .eq. 0. ) then |
|
|
ratio = abs( adxxmemo - gfd ) |
|
|
else |
|
|
ratio = 1. - adxxmemo/gfd |
|
|
endif |
|
|
|
|
|
c-- Reset control vector. |
|
|
call grdchk_setxx( icvrec, |
|
|
& itile, jtile, layer, |
|
|
& itilepos, jtilepos, |
|
|
& xxmemo_ref, mythid ) |
|
|
_BARRIER |
|
|
|
|
|
cph( |
|
|
tmpplot1(itilepos,jtilepos,layer,itile,jtile) = |
|
|
& gfd |
|
|
tmpplot2(itilepos,jtilepos,layer,itile,jtile) = |
|
|
& ratio |
|
|
cph) |
|
|
|
|
|
|
|
|
fcpmem ( ichknum ) = fcpert |
|
|
xxmemref ( ichknum ) = xxmemo_ref |
|
|
xxmempert ( ichknum ) = xxmemo_pert |
|
|
gfdmem ( ichknum ) = gfd |
|
|
adxxmem ( ichknum ) = adxxmemo |
|
|
ratiomem ( ichknum ) = ratio |
|
|
|
|
|
irecmem ( ichknum ) = icvrec |
|
|
bimem ( ichknum ) = itile |
|
|
bjmem ( ichknum ) = jtile |
|
|
ilocmem ( ichknum ) = itilepos |
|
|
jlocmem ( ichknum ) = jtilepos |
|
|
klocmem ( ichknum ) = layer |
|
|
icompmem ( ichknum ) = icomp |
|
|
ichkmem ( ichknum ) = ichknum |
|
|
itestmem ( ichknum ) = itest |
|
|
ierrmem ( ichknum ) = ierr |
|
|
|
|
|
cph( |
|
|
print *, 'ph-grd 3 -------------------------------' |
|
|
print *, 'ph-grd 3 ', |
|
|
& ichknum,itilepos,jtilepos,layer, |
|
|
& fcref, fcpert |
|
|
print *, 'ph-grd 3 ', |
|
|
& ichknum,ichkmem(ichknum), |
|
|
& icompmem(ichknum),itestmem(ichknum), |
|
|
& adxxmemo, gfd, ratio |
|
|
cph) |
|
|
else |
|
|
c |
|
|
endif |
|
|
else |
|
|
ierr_grdchk = -1 |
|
|
endif |
|
|
|
|
|
enddo |
|
|
endif |
|
|
|
|
|
c-- Everyone has to wait for the component to be reset. |
|
|
_BARRIER |
|
|
|
|
|
enddo |
|
|
|
|
|
cph( |
|
|
CALL WRITE_REC_XYZ_RL( 'grd_findiff' , tmpplot1, 1, 0, myThid) |
|
|
CALL WRITE_REC_XYZ_RL( 'grd_ratio' , tmpplot2, 1, 0, myThid) |
|
|
cph) |
|
|
|
|
|
c-- Print the results of the gradient check. |
|
|
call grdchk_print( ichknum, ierr_grdchk, mythid ) |
|
520 |
|
|
521 |
#endif /* ALLOW_GRADIENT_CHECK */ |
#endif /* ALLOW_GRDCHK */ |
522 |
|
|
523 |
end |
RETURN |
524 |
|
END |