| 1 | gforget | 1.8 | C $Header: /u/gcmpack/MITgcm/pkg/seaice/seaice_cost_sss.F,v 1.7 2012/11/09 22:15:18 heimbach Exp $ | 
| 2 | heimbach | 1.2 | C $Name:  $ | 
| 3 |  |  |  | 
| 4 |  |  | #include "SEAICE_OPTIONS.h" | 
| 5 | heimbach | 1.1 |  | 
| 6 |  |  | c read the area dat file and compare against the averaged salinity file | 
| 7 |  |  |  | 
| 8 | jmc | 1.3 | subroutine seaice_cost_sss( | 
| 9 | heimbach | 1.1 | &     nnzbar, localbarfile, localbar, xx_localbar_mean_dummy, | 
| 10 |  |  | &             areabarfile,   areabar, xx_areabar_mean_dummy, | 
| 11 |  |  | &     nnzobs, localobsfile, localobs, mult_local, | 
| 12 |  |  | &     nrecloc, localstartdate, localperiod, | 
| 13 |  |  | &     localmask, localweight, | 
| 14 |  |  | &     spminloc, spmaxloc, spzeroloc, | 
| 15 |  |  | &     objf_local, num_local, | 
| 16 |  |  | &     myiter, mytime, mythid ) | 
| 17 |  |  |  | 
| 18 |  |  | implicit none | 
| 19 |  |  |  | 
| 20 | heimbach | 1.2 | c ian fenty | 
| 21 | heimbach | 1.1 | c     == global variables == | 
| 22 |  |  |  | 
| 23 |  |  | #include "EEPARAMS.h" | 
| 24 |  |  | #include "SIZE.h" | 
| 25 |  |  | #include "PARAMS.h" | 
| 26 |  |  | #ifdef ALLOW_CAL | 
| 27 |  |  | # include "cal.h" | 
| 28 |  |  | #endif | 
| 29 |  |  | #ifdef ALLOW_COST | 
| 30 |  |  | # include "optim.h" | 
| 31 | heimbach | 1.4 | # ifdef ALLOW_ECCO | 
| 32 | gforget | 1.8 | #  include "ecco.h" | 
| 33 | heimbach | 1.4 | # endif | 
| 34 | heimbach | 1.1 | # ifdef ALLOW_SEAICE | 
| 35 |  |  | #  include "SEAICE_COST.h" | 
| 36 | heimbach | 1.7 | #  include "SEAICE_SIZE.h" | 
| 37 | heimbach | 1.1 | #  include "SEAICE_PARAMS.h" | 
| 38 |  |  | # endif | 
| 39 |  |  | #endif | 
| 40 |  |  |  | 
| 41 |  |  | c     == routine arguments == | 
| 42 |  |  |  | 
| 43 |  |  | integer nnzbar | 
| 44 |  |  | integer nnzobs | 
| 45 |  |  | integer nrecloc | 
| 46 |  |  | integer myiter | 
| 47 |  |  | integer mythid | 
| 48 |  |  | integer localstartdate(4) | 
| 49 |  |  |  | 
| 50 |  |  | _RL localbar   (1-olx:snx+olx,1-oly:sny+oly,nnzbar,nsx,nsy) | 
| 51 |  |  | _RL areabar   (1-olx:snx+olx,1-oly:sny+oly,nnzbar,nsx,nsy) | 
| 52 |  |  |  | 
| 53 |  |  | _RL localobs   (1-olx:snx+olx,1-oly:sny+oly,nnzobs,nsx,nsy) | 
| 54 |  |  | _RL localweight(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) | 
| 55 | jmc | 1.6 | _RS localmask  (1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) | 
| 56 | heimbach | 1.1 | _RL xx_localbar_mean_dummy | 
| 57 |  |  | _RL xx_areabar_mean_dummy | 
| 58 |  |  | _RL mult_local | 
| 59 |  |  | _RL mytime | 
| 60 |  |  | _RL localperiod | 
| 61 |  |  | _RL spminloc | 
| 62 |  |  | _RL spmaxloc | 
| 63 |  |  | _RL spzeroloc | 
| 64 |  |  | _RL objf_local(nsx,nsy) | 
| 65 |  |  | _RL num_local(nsx,nsy) | 
| 66 |  |  |  | 
| 67 |  |  | character*(MAX_LEN_FNAM) areabarfile | 
| 68 |  |  | character*(MAX_LEN_FNAM) localbarfile | 
| 69 |  |  | character*(MAX_LEN_FNAM) localobsfile | 
| 70 |  |  |  | 
| 71 | heimbach | 1.5 | #if (defined (ALLOW_ECCO) && defined (ALLOW_COST)) | 
| 72 | heimbach | 1.1 | c     == local variables == | 
| 73 |  |  |  | 
| 74 |  |  | integer bi,bj | 
| 75 |  |  | integer i,j,k | 
| 76 |  |  | integer itlo,ithi | 
| 77 |  |  | integer jtlo,jthi | 
| 78 |  |  | integer jmin,jmax | 
| 79 |  |  | integer imin,imax | 
| 80 |  |  | integer irec | 
| 81 |  |  | integer  il | 
| 82 |  |  | integer localrec | 
| 83 |  |  | integer obsrec | 
| 84 |  |  |  | 
| 85 |  |  | logical doglobalread | 
| 86 |  |  | logical ladinit | 
| 87 |  |  |  | 
| 88 |  |  | _RL spval | 
| 89 |  |  | parameter (spval = -9999. ) | 
| 90 |  |  | _RL localwww | 
| 91 |  |  | _RL localcost | 
| 92 |  |  | _RL junk | 
| 93 |  |  |  | 
| 94 | jmc | 1.3 | _RL cmask (1-olx:snx+olx,1-oly:sny+oly,nnzobs) | 
| 95 | heimbach | 1.1 |  | 
| 96 |  |  | character*(128) fname1, fname2,fname3 | 
| 97 |  |  | character*(MAX_LEN_MBUF) msgbuf | 
| 98 |  |  |  | 
| 99 |  |  | cnew( | 
| 100 |  |  | _RL daytime | 
| 101 |  |  | _RL diffsecs | 
| 102 |  |  | integer dayiter | 
| 103 |  |  | integer daydate(4) | 
| 104 |  |  | integer difftime(4) | 
| 105 |  |  | integer middate(4) | 
| 106 |  |  | integer yday, ymod | 
| 107 |  |  | integer md, dd, sd, ld, wd | 
| 108 |  |  | integer mody, modm | 
| 109 |  |  | integer beginmodel, beginlocal | 
| 110 |  |  | logical exst | 
| 111 |  |  | cnew) | 
| 112 |  |  |  | 
| 113 |  |  | c     == external functions == | 
| 114 |  |  |  | 
| 115 |  |  | integer  ilnblnk | 
| 116 |  |  | external ilnblnk | 
| 117 |  |  |  | 
| 118 |  |  | c     == end of interface == | 
| 119 |  |  |  | 
| 120 |  |  | jtlo = mybylo(mythid) | 
| 121 |  |  | jthi = mybyhi(mythid) | 
| 122 |  |  | itlo = mybxlo(mythid) | 
| 123 |  |  | ithi = mybxhi(mythid) | 
| 124 |  |  | jmin = 1 | 
| 125 |  |  | jmax = sny | 
| 126 |  |  | imin = 1 | 
| 127 |  |  | imax = snx | 
| 128 |  |  |  | 
| 129 |  |  | c--   Initialise local variables. | 
| 130 |  |  |  | 
| 131 |  |  | localwww = 0. _d 0 | 
| 132 |  |  |  | 
| 133 |  |  | do bj = jtlo,jthi | 
| 134 |  |  | do bi = itlo,ithi | 
| 135 |  |  | objf_local(bi,bj) = 0. _d 0 | 
| 136 |  |  | num_local(bi,bj) = 0. _d 0 | 
| 137 |  |  | enddo | 
| 138 |  |  | enddo | 
| 139 |  |  |  | 
| 140 |  |  | c--   First, read tiled data. | 
| 141 |  |  | doglobalread = .false. | 
| 142 |  |  | ladinit      = .false. | 
| 143 |  |  |  | 
| 144 |  |  |  | 
| 145 |  |  | write(fname1(1:128),'(80a)') ' ' | 
| 146 |  |  | csss | 
| 147 |  |  | write(fname3(1:128),'(80a)') ' ' | 
| 148 |  |  |  | 
| 149 |  |  | il=ilnblnk( localbarfile ) | 
| 150 | jmc | 1.3 | write(fname1(1:128),'(2a,i10.10)') | 
| 151 | heimbach | 1.1 | &     localbarfile(1:il),'.',optimcycle | 
| 152 |  |  |  | 
| 153 |  |  | csss | 
| 154 |  |  | il=ilnblnk( areabarfile ) | 
| 155 | jmc | 1.3 | write(fname3(1:128),'(2a,i10.10)') | 
| 156 | heimbach | 1.1 | &     areabarfile(1:il),'.',optimcycle | 
| 157 |  |  |  | 
| 158 |  |  | if ( .NOT. ( localobsfile.EQ.' ' ) ) then | 
| 159 |  |  |  | 
| 160 |  |  | c--   Loop over records for the second time. | 
| 161 |  |  | do irec = 1, nrecloc | 
| 162 |  |  |  | 
| 163 |  |  | if ( nnzbar .EQ. 1 ) then | 
| 164 |  |  | call active_read_xy( fname1, localbar, irec, doglobalread, | 
| 165 | jmc | 1.3 | &                      ladinit, optimcycle, mythid, | 
| 166 | heimbach | 1.1 | &                      xx_localbar_mean_dummy ) | 
| 167 |  |  | else | 
| 168 |  |  | call active_read_xyz( fname1, localbar, irec, doglobalread, | 
| 169 | jmc | 1.3 | &                       ladinit, optimcycle, mythid, | 
| 170 | heimbach | 1.1 | &                       xx_localbar_mean_dummy ) | 
| 171 |  |  | endif | 
| 172 |  |  |  | 
| 173 |  |  | csss | 
| 174 |  |  | if ( nnzbar .EQ. 1 ) then | 
| 175 |  |  | call active_read_xy( fname3, areabar, irec, doglobalread, | 
| 176 | jmc | 1.3 | &                      ladinit, optimcycle, mythid, | 
| 177 | heimbach | 1.1 | &                      xx_areabar_mean_dummy ) | 
| 178 |  |  | else | 
| 179 |  |  | call active_read_xyz( fname3, areabar, irec, doglobalread, | 
| 180 | jmc | 1.3 | &                       ladinit, optimcycle, mythid, | 
| 181 | heimbach | 1.1 | &                       xx_areabar_mean_dummy ) | 
| 182 |  |  | endif | 
| 183 |  |  |  | 
| 184 |  |  | cnew( | 
| 185 |  |  | obsrec = irec | 
| 186 |  |  |  | 
| 187 |  |  | daytime = FLOAT(secondsperday*(irec-1)) + modelstart | 
| 188 |  |  | dayiter = hoursperday*(irec-1)+modeliter0 | 
| 189 |  |  |  | 
| 190 |  |  | call cal_getdate( dayiter, daytime, daydate, mythid ) | 
| 191 |  |  | call cal_convdate( daydate,yday,md,dd,sd,ld,wd,mythid ) | 
| 192 |  |  | ymod = smrareastartdate(1)/10000 | 
| 193 |  |  |  | 
| 194 |  |  | #ifdef SEAICE_DEBUG | 
| 195 |  |  | print *,'cost_seaice_sss' | 
| 196 |  |  | print *,'daydate        ', daydate | 
| 197 |  |  | print *,'areaobsfile:  ', localobsfile | 
| 198 |  |  | print *,'nrecloc        ', nrecloc | 
| 199 |  |  | print *,'obsrec,daytime ', obsrec,daytime | 
| 200 |  |  | print *,'dayiter        ', dayiter | 
| 201 |  |  | print *,'yday :         ', yday | 
| 202 |  |  | print *,'md,dd,sd       ', md,dd,sd | 
| 203 |  |  | print *,'ld,wd          ', ld,wd | 
| 204 |  |  | print *,'loclstrtdte(1) ', localstartdate(1) | 
| 205 |  |  | print *,'ymod, yday     ', ymod,yday | 
| 206 |  |  | print *,'smrarstrtdt(1) ', smrareastartdate(1) | 
| 207 |  |  | print *,'smrarstartdate ', smrareastartdate | 
| 208 | jmc | 1.3 | #endif /* SEAICE_DEBUG */ | 
| 209 | heimbach | 1.1 |  | 
| 210 |  |  | if ( ymod .EQ. yday ) then | 
| 211 | jmc | 1.3 | middate(1) = smrareastartdate(1) | 
| 212 | heimbach | 1.1 | else | 
| 213 |  |  | middate(1) = yday*10000+100+1 | 
| 214 |  |  | endif | 
| 215 |  |  | middate(2) = 0 | 
| 216 |  |  | middate(3) = modelstartdate(3) | 
| 217 |  |  | middate(4) = modelstartdate(4) | 
| 218 |  |  |  | 
| 219 |  |  |  | 
| 220 |  |  | call cal_TimePassed( middate, daydate, difftime, mythid ) | 
| 221 |  |  | call cal_ToSeconds( difftime, diffsecs, mythid ) | 
| 222 |  |  |  | 
| 223 |  |  | localrec = int(diffsecs/localperiod) + 1 | 
| 224 |  |  |  | 
| 225 |  |  | #ifdef SEAICE_DEBUG | 
| 226 |  |  | print *,'middate(1,2)     ',middate(1),middate(2) | 
| 227 |  |  | print *,'middate(3,4)     ', middate(3),middate(4) | 
| 228 |  |  | print *,'difftime,diffsecs',difftime,diffsecs | 
| 229 |  |  | print *,'localrec         ',localrec | 
| 230 | jmc | 1.3 | #endif | 
| 231 | heimbach | 1.1 |  | 
| 232 |  |  | il=ilnblnk(localobsfile) | 
| 233 |  |  | write(fname2(1:128),'(2a,i4)') | 
| 234 |  |  | &      localobsfile(1:il), '_', yday | 
| 235 |  |  | inquire( file=fname2, exist=exst ) | 
| 236 |  |  |  | 
| 237 |  |  | #ifdef SEAICE_DEBUG | 
| 238 |  |  | print *,'fname2',fname2 | 
| 239 |  |  | #endif | 
| 240 |  |  | if (.NOT. exst) then | 
| 241 |  |  | write(fname2(1:128),'(a)') localobsfile(1:il) | 
| 242 |  |  | localrec = obsrec | 
| 243 |  |  | #ifdef SEAICE_DEBUG | 
| 244 |  |  | print *,'localrec ', localrec | 
| 245 |  |  | print *,'not exist' | 
| 246 |  |  | #endif | 
| 247 |  |  | endif | 
| 248 |  |  |  | 
| 249 | jmc | 1.3 | if ( localrec .GT. 0 ) then | 
| 250 | heimbach | 1.1 |  | 
| 251 |  |  | #ifdef SEAICE_DEBUG | 
| 252 |  |  | print *,'calling mdsreadfile',fname2,localrec | 
| 253 |  |  | #endif | 
| 254 |  |  |  | 
| 255 | jmc | 1.3 | call mdsreadfield( fname2, cost_iprec, cost_yftype, nnzobs, | 
| 256 | heimbach | 1.1 | &         localobs, localrec, mythid ) | 
| 257 |  |  | else | 
| 258 |  |  | do bj = jtlo,jthi | 
| 259 |  |  | do bi = itlo,ithi | 
| 260 |  |  | do k = 1,nnzobs | 
| 261 |  |  | do j = jmin,jmax | 
| 262 |  |  | do i = imin,imax | 
| 263 |  |  | localobs(i,j,k,bi,bj) = spval | 
| 264 |  |  | enddo | 
| 265 |  |  | enddo | 
| 266 |  |  | enddo | 
| 267 |  |  | enddo | 
| 268 |  |  | enddo | 
| 269 |  |  | endif | 
| 270 |  |  | cnew) | 
| 271 |  |  |  | 
| 272 |  |  | #ifdef SEAICE_DEBUG | 
| 273 |  |  | do bj = jtlo,jthi | 
| 274 |  |  | do bi = itlo,ithi | 
| 275 |  |  | do k = 1,nnzobs | 
| 276 |  |  | do i = imin,imax | 
| 277 |  |  | do j = jmin,jmax | 
| 278 |  |  | if (localobs(i,j,k,bi,bj) .LT. -1) THEN | 
| 279 |  |  | print *,'obs rec date: ', -localobs(i,j,1,bi,bj) | 
| 280 |  |  | endif | 
| 281 |  |  | enddo | 
| 282 |  |  | enddo | 
| 283 |  |  | enddo | 
| 284 |  |  | enddo | 
| 285 |  |  | enddo | 
| 286 |  |  | #endif | 
| 287 |  |  |  | 
| 288 |  |  | do bj = jtlo,jthi | 
| 289 |  |  | do bi = itlo,ithi | 
| 290 |  |  |  | 
| 291 |  |  | localcost    = 0. _d 0 | 
| 292 |  |  |  | 
| 293 |  |  | c--           Determine the mask on weights | 
| 294 |  |  | do k = 1,nnzobs | 
| 295 |  |  | do j = jmin,jmax | 
| 296 |  |  | do i = imin,imax | 
| 297 |  |  | cmask(i,j,k) = cosphi(i,j,bi,bj)*localmask(i,j,k,bi,bj) | 
| 298 |  |  | if ( localobs(i,j,k,bi,bj) .lt. spminloc .or. | 
| 299 |  |  | &               localobs(i,j,k,bi,bj) .gt. spmaxloc .or. | 
| 300 |  |  | &               localobs(i,j,k,bi,bj) .eq. spzeroloc ) then | 
| 301 |  |  | cmask(i,j,k) = 0. _d 0 | 
| 302 |  |  | endif | 
| 303 |  |  | enddo | 
| 304 |  |  | enddo | 
| 305 |  |  | enddo | 
| 306 |  |  | c-- | 
| 307 |  |  | do k = 1,nnzobs | 
| 308 |  |  | do j = jmin,jmax | 
| 309 |  |  | do i = imin,imax | 
| 310 |  |  | localwww  = localweight(i,j,bi,bj)*cmask(i,j,k) | 
| 311 |  |  |  | 
| 312 |  |  | c only accumulate cost if there is ice observed but not simulated.. | 
| 313 | jmc | 1.3 | if ( localobs(i,j,k,bi,bj) .GT. 0.0 .AND. | 
| 314 | heimbach | 1.1 | &                areabar(i,j,1,bi,bj) .LE. 0.0) then | 
| 315 |  |  |  | 
| 316 | jmc | 1.3 | c                if ( localobs(i,j,k,bi,bj) .GT. | 
| 317 | heimbach | 1.1 | c     &               areabar(i,j,1,bi,bj)) then | 
| 318 |  |  |  | 
| 319 |  |  | junk = ( localbar(i,j,k,bi,bj) - SEAICE_clamp_salt ) | 
| 320 |  |  |  | 
| 321 |  |  | c                   junk = localbar(i,j,k,bi,bj) - | 
| 322 |  |  | c     &                         ( localbar(i,j,k,bi,bj) - 1.0) | 
| 323 |  |  | else | 
| 324 |  |  | junk = 0.0 | 
| 325 |  |  | endif | 
| 326 |  |  |  | 
| 327 |  |  | localcost = localcost + junk*junk*localwww | 
| 328 |  |  |  | 
| 329 |  |  | #ifdef SEAICE_DEBUG | 
| 330 |  |  | if ((i == SEAICE_debugPointX) .and. | 
| 331 |  |  | &              (j == SEAICE_debugPointY)) then | 
| 332 |  |  |  | 
| 333 |  |  | print '(A,2i4,3(1x,1P2E15.3))', | 
| 334 |  |  | &                 'costg i j sbar, abar,obs     ',i,j, | 
| 335 |  |  | &                 localbar(i,j,k,bi,bj), | 
| 336 |  |  | &                 areabar(i,j,k,bi,bj), | 
| 337 |  |  | &                 localobs(i,j,k,bi,bj) | 
| 338 |  |  |  | 
| 339 |  |  | print '(A,2i4,2(1x,1P2E15.3))', | 
| 340 |  |  | &                 'costg i j bar-obs,wgt,loCost ',i,j, | 
| 341 | jmc | 1.3 | &                 junk, | 
| 342 |  |  | &                 localwww, | 
| 343 | heimbach | 1.1 | &                 localcost | 
| 344 |  |  | endif | 
| 345 |  |  | #endif | 
| 346 |  |  |  | 
| 347 |  |  | if ( localwww .ne. 0. ) | 
| 348 |  |  | &               num_local(bi,bj) = num_local(bi,bj) + 1. _d 0 | 
| 349 |  |  | enddo | 
| 350 |  |  | enddo | 
| 351 |  |  | enddo | 
| 352 |  |  |  | 
| 353 |  |  | objf_local(bi,bj) = objf_local(bi,bj) + localcost | 
| 354 |  |  |  | 
| 355 |  |  | enddo !/bj | 
| 356 |  |  | enddo !/ bi | 
| 357 |  |  |  | 
| 358 |  |  | enddo | 
| 359 |  |  | c--   End of second loop over records. | 
| 360 |  |  |  | 
| 361 |  |  | c--   End of mult_local or localobsfile | 
| 362 |  |  | endif | 
| 363 |  |  | #endif /* ifdef ALLOW_COST */ | 
| 364 |  |  |  | 
| 365 |  |  | end |