| 1 | C $Header: /u/gcmpack/MITgcm_contrib/torge/itd/code/seaice_cost_sss.F,v 1.1 2012/10/24 21:48:53 torge Exp $ | 
| 2 | C $Name:  $ | 
| 3 |  | 
| 4 | #include "SEAICE_OPTIONS.h" | 
| 5 |  | 
| 6 | c read the area dat file and compare against the averaged salinity file | 
| 7 |  | 
| 8 | subroutine seaice_cost_sss( | 
| 9 | &     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 | c ian fenty | 
| 21 | 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 | # ifdef ALLOW_ECCO | 
| 32 | #  include "ecco_cost.h" | 
| 33 | # endif | 
| 34 | # ifdef ALLOW_SEAICE | 
| 35 | #  include "SEAICE_COST.h" | 
| 36 | #  include "SEAICE_SIZE.h" | 
| 37 | #  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 | _RS localmask  (1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) | 
| 56 | _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 | #if (defined (ALLOW_ECCO) && defined (ALLOW_COST)) | 
| 72 | 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 | _RL cmask (1-olx:snx+olx,1-oly:sny+oly,nnzobs) | 
| 95 |  | 
| 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 | write(fname1(1:128),'(2a,i10.10)') | 
| 151 | &     localbarfile(1:il),'.',optimcycle | 
| 152 |  | 
| 153 | csss | 
| 154 | il=ilnblnk( areabarfile ) | 
| 155 | write(fname3(1:128),'(2a,i10.10)') | 
| 156 | &     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 | &                      ladinit, optimcycle, mythid, | 
| 166 | &                      xx_localbar_mean_dummy ) | 
| 167 | else | 
| 168 | call active_read_xyz( fname1, localbar, irec, doglobalread, | 
| 169 | &                       ladinit, optimcycle, mythid, | 
| 170 | &                       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 | &                      ladinit, optimcycle, mythid, | 
| 177 | &                      xx_areabar_mean_dummy ) | 
| 178 | else | 
| 179 | call active_read_xyz( fname3, areabar, irec, doglobalread, | 
| 180 | &                       ladinit, optimcycle, mythid, | 
| 181 | &                       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 | #endif /* SEAICE_DEBUG */ | 
| 209 |  | 
| 210 | if ( ymod .EQ. yday ) then | 
| 211 | middate(1) = smrareastartdate(1) | 
| 212 | 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 | #endif | 
| 231 |  | 
| 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 | if ( localrec .GT. 0 ) then | 
| 250 |  | 
| 251 | #ifdef SEAICE_DEBUG | 
| 252 | print *,'calling mdsreadfile',fname2,localrec | 
| 253 | #endif | 
| 254 |  | 
| 255 | call mdsreadfield( fname2, cost_iprec, cost_yftype, nnzobs, | 
| 256 | &         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 | if ( localobs(i,j,k,bi,bj) .GT. 0.0 .AND. | 
| 314 | &                areabar(i,j,1,bi,bj) .LE. 0.0) then | 
| 315 |  | 
| 316 | c                if ( localobs(i,j,k,bi,bj) .GT. | 
| 317 | 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 | &                 junk, | 
| 342 | &                 localwww, | 
| 343 | &                 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 |