| 1 |
c*** Reads iobsloc |
| 2 |
subroutine ReadObs(obsnum,mobs,iobsloc) |
| 3 |
|
| 4 |
implicit none |
| 5 |
|
| 6 |
integer, intent(in) :: obsnum,mobs |
| 7 |
integer, intent(out) :: iobsloc(mobs) |
| 8 |
character*(100) fn |
| 9 |
real*8 r8seg(mobs) |
| 10 |
write(fn,'(A,I3.3,A)') '../inits/iobsloc-',obsnum,'.txt' |
| 11 |
write(*,*) fn |
| 12 |
|
| 13 |
open(unit=3,file=fn,status='old') |
| 14 |
read(unit=3,'(1I7)') iobsloc |
| 15 |
close(unit=3) |
| 16 |
call flush() |
| 17 |
end subroutine ReadObs |
| 18 |
|
| 19 |
c*** Call Model Kludge |
| 20 |
subroutine Model(mem) |
| 21 |
implicit none |
| 22 |
integer, intent(in) :: mem |
| 23 |
character*(1000) fn |
| 24 |
write(fn,'(A,I2.2,A)') |
| 25 |
& 'cd ../',mem,'/assimilate;./mitgcmuv>& LOG' |
| 26 |
call system(fn) |
| 27 |
end subroutine Model |
| 28 |
|
| 29 |
c*** Reads a pickup file... |
| 30 |
|
| 31 |
subroutine ReadPickup(mem,n,nx,ny,nz,y) |
| 32 |
|
| 33 |
implicit none |
| 34 |
|
| 35 |
integer, intent(in) :: mem,n,nx,ny,nz |
| 36 |
real*8, intent(out) :: y(n) |
| 37 |
real*8 r8seg(nx) |
| 38 |
integer i, irec,j,k |
| 39 |
character*(1024) fn |
| 40 |
write(fn,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.in' |
| 41 |
open(unit=3,file=fn,status='old', |
| 42 |
& access='direct',recl=nx*8) |
| 43 |
|
| 44 |
ccc Set counter for state |
| 45 |
i =1 |
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|
| 47 |
ccc Reading uVel |
| 48 |
do k = 1,nz |
| 49 |
do j = 1,ny |
| 50 |
irec = (k-1)*ny + j |
| 51 |
read(3,rec=irec) r8seg |
| 52 |
call DA_BYTESWAPR8(nx,r8seg) |
| 53 |
y(i:i+nx-1) = r8seg(1:nx) |
| 54 |
i = i+nx |
| 55 |
enddo |
| 56 |
enddo |
| 57 |
|
| 58 |
|
| 59 |
ccc Skip Next Two gU and gUnm1 |
| 60 |
ccc Read vVel |
| 61 |
do k = 1,nz |
| 62 |
do j = 1,ny |
| 63 |
irec = (k-1)*ny + j + nz*ny*3 |
| 64 |
read(3,rec=irec) r8seg |
| 65 |
call DA_BYTESWAPR8(nx,r8seg) |
| 66 |
y(i:i+nx-1) = r8seg(1:nx) |
| 67 |
i=i+nx |
| 68 |
enddo |
| 69 |
enddo |
| 70 |
|
| 71 |
|
| 72 |
ccc Skip Next two gV and gVnm1 |
| 73 |
ccc Read wVel |
| 74 |
do k = 1,nz |
| 75 |
do j = 1,ny |
| 76 |
irec = (k-1)*ny + j + nz*ny*6 |
| 77 |
read(3,rec=irec) r8seg |
| 78 |
call DA_BYTESWAPR8(nx,r8seg) |
| 79 |
y(i:i+nx-1) = r8seg(1:nx) |
| 80 |
i=i+nx |
| 81 |
enddo |
| 82 |
enddo |
| 83 |
|
| 84 |
|
| 85 |
ccc Read theta |
| 86 |
do k = 1,nz |
| 87 |
do j = 1,ny |
| 88 |
irec = (k-1)*ny + j + nz*ny*7 |
| 89 |
read(3,rec=irec) r8seg |
| 90 |
call DA_BYTESWAPR8(nx,r8seg) |
| 91 |
y(i:i+nx-1) = r8seg(1:nx) |
| 92 |
i=i+nx |
| 93 |
enddo |
| 94 |
enddo |
| 95 |
|
| 96 |
ccc Now close the file |
| 97 |
close(unit=3) |
| 98 |
ccc Open Non-Hydrostatic |
| 99 |
c write(fn,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.in' |
| 100 |
c open(unit=3,file=fn, |
| 101 |
c & status='old',access='direct',recl=nx*8) |
| 102 |
|
| 103 |
ccc Read pressure Non-hydrostatic |
| 104 |
c do k = 1,nz |
| 105 |
c do j = 1,ny |
| 106 |
c irec = (k-1)*ny + j |
| 107 |
c read(3,rec=irec) r8seg |
| 108 |
c call DA_BYTESWAPR8(nx,r8seg) |
| 109 |
c y(i:i+nx-1) = r8seg(1:nx) |
| 110 |
c i = i+nx |
| 111 |
c enddo |
| 112 |
c enddo |
| 113 |
|
| 114 |
c close(unit=3) |
| 115 |
ccc Done Reading State |
| 116 |
call flush() |
| 117 |
end subroutine ReadPickup |
| 118 |
|
| 119 |
ccc Writes a pickup |
| 120 |
subroutine WritePickup(mem,n,nx,ny,nz,y) |
| 121 |
|
| 122 |
implicit none |
| 123 |
|
| 124 |
integer, intent(in) :: mem,n,nx,ny,nz |
| 125 |
real*8, intent(in) :: y(n) |
| 126 |
real*8 r8seg(nx) |
| 127 |
integer i, irec,j,k |
| 128 |
character*(1000) fni, fno |
| 129 |
write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.in' |
| 130 |
open(unit=3,file=fni,status='old', |
| 131 |
& access='direct',recl=nx*8) |
| 132 |
write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.out' |
| 133 |
open(unit=4,file=fni,status='unknown', |
| 134 |
& access='direct',recl=nx*8) |
| 135 |
ccc Set counter for state |
| 136 |
i =1 |
| 137 |
|
| 138 |
ccc Writing uVel |
| 139 |
do k = 1,nz |
| 140 |
do j = 1,ny |
| 141 |
irec = (k-1)*ny + j |
| 142 |
r8seg(1:nx) = y(i:i+nx-1) |
| 143 |
call DA_BYTESWAPR8(nx,r8seg) |
| 144 |
write(4,rec=irec) r8seg |
| 145 |
i = i+nx |
| 146 |
enddo |
| 147 |
enddo |
| 148 |
|
| 149 |
ccc Copy gU and gUnm1 |
| 150 |
do k = 1,2*nz |
| 151 |
do j = 1,ny |
| 152 |
irec = (k-1)*ny + j+nz*ny |
| 153 |
read(3,rec=irec) r8seg |
| 154 |
write(4,rec=irec) r8seg |
| 155 |
enddo |
| 156 |
enddo |
| 157 |
ccc Writing vVel |
| 158 |
do k = 1,nz |
| 159 |
do j = 1,ny |
| 160 |
irec = (k-1)*ny + j + nz*ny*3 |
| 161 |
r8seg(1:nx) = y(i:i+nx-1) |
| 162 |
call DA_BYTESWAPR8(nx,r8seg) |
| 163 |
write(4,rec=irec) r8seg |
| 164 |
i=i+nx |
| 165 |
enddo |
| 166 |
enddo |
| 167 |
|
| 168 |
ccc copy Next two gV and gVnm1 |
| 169 |
do k = 1,2*nz |
| 170 |
do j = 1,ny |
| 171 |
irec = (k-1)*ny + j+nz*ny*4 |
| 172 |
read(3,rec=irec) r8seg |
| 173 |
write(4,rec=irec) r8seg |
| 174 |
enddo |
| 175 |
enddo |
| 176 |
ccc Write wVel and Theta |
| 177 |
do k = 1,2*nz |
| 178 |
do j = 1,ny |
| 179 |
irec = (k-1)*ny + j + nz*ny*6 |
| 180 |
r8seg(1:nx) = y(i:i+nx-1) |
| 181 |
call DA_BYTESWAPR8(nx,r8seg) |
| 182 |
write(4,rec=irec) r8seg |
| 183 |
i=i+nx |
| 184 |
enddo |
| 185 |
enddo |
| 186 |
ccc Copy Remaining fields |
| 187 |
do k = 1,5*nz |
| 188 |
do j = 1,ny |
| 189 |
irec = (k-1)*ny + j+nz*ny*8 |
| 190 |
read(3,rec=irec) r8seg |
| 191 |
write(4,rec=irec) r8seg |
| 192 |
enddo |
| 193 |
enddo |
| 194 |
do j = 1,ny |
| 195 |
irec = j+13*nz*ny |
| 196 |
read(3,rec=irec) r8seg |
| 197 |
write(4,rec=irec) r8seg |
| 198 |
enddo |
| 199 |
|
| 200 |
ccc Now close the file |
| 201 |
close(unit=3) |
| 202 |
close(unit=4) |
| 203 |
|
| 204 |
ccc Open Non-Hydrostatic |
| 205 |
write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.in' |
| 206 |
open(unit=3,file=fni, |
| 207 |
& status='old',access='direct',recl=nx*8) |
| 208 |
write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.out' |
| 209 |
open(unit=4,file=fni,status='unknown', |
| 210 |
& access='direct',recl=nx*8) |
| 211 |
|
| 212 |
ccc Write pressure Non-hydrostatic from State |
| 213 |
c do k = 1,nz |
| 214 |
c do j = 1,ny |
| 215 |
c irec = (k-1)*ny + j |
| 216 |
c r8seg(1:nx) = y(i:i+nx-1) |
| 217 |
c call DA_BYTESWAPR8(nx,r8seg) |
| 218 |
c write(4,rec=irec) r8seg |
| 219 |
c i = i+nx |
| 220 |
c enddo |
| 221 |
c enddo |
| 222 |
ccc Write out other fields |
| 223 |
do k = 1,2*nz |
| 224 |
do j = 1,ny |
| 225 |
irec = (k-1)*ny + j |
| 226 |
read(3,rec=irec) r8seg |
| 227 |
write(4,rec=irec) r8seg |
| 228 |
enddo |
| 229 |
enddo |
| 230 |
|
| 231 |
c close(unit=3) |
| 232 |
c close(unit=4) |
| 233 |
ccc Done Reading State |
| 234 |
call flush() |
| 235 |
end subroutine WritePickup |
| 236 |
|
| 237 |
|
| 238 |
|
| 239 |
|
| 240 |
subroutine loadMask(mask,nx,ny) |
| 241 |
implicit none |
| 242 |
integer, intent(in) :: nx, ny |
| 243 |
real*4, intent(out) :: mask(ny,nx) |
| 244 |
real*4 r4seg(nx) |
| 245 |
integer i, irec,j,k |
| 246 |
character*(1000) fni, fno |
| 247 |
|
| 248 |
write(fni,'(A)') '../inits/bathy61.bin' |
| 249 |
|
| 250 |
open(unit=3,file=fni, |
| 251 |
& status='old',access='direct',recl=nx*4) |
| 252 |
|
| 253 |
do j = 1,ny |
| 254 |
irec = j |
| 255 |
read(3,rec=irec) r4seg |
| 256 |
call DA_BYTESWAPR4(nx,r4seg) |
| 257 |
mask(j,1:nx) = r4seg(1:nx) |
| 258 |
enddo |
| 259 |
close(unit=3) |
| 260 |
call flush() |
| 261 |
end subroutine loadMask |
| 262 |
|
| 263 |
subroutine DA_BYTESWAPR8( na, arr ) |
| 264 |
C IN: |
| 265 |
C n integer - Number of 8-byte words in arr |
| 266 |
C IN/OUT: |
| 267 |
C arr real*8 - Array declared as real*4(n) |
| 268 |
C |
| 269 |
C Created: 05/05/99 adcroft@mit.edu (This is an unfortunate hack!!) |
| 270 |
|
| 271 |
implicit none |
| 272 |
C Arguments |
| 273 |
integer na |
| 274 |
character*(*) arr |
| 275 |
C Local |
| 276 |
integer i |
| 277 |
character*(1) cc |
| 278 |
C ------------------------------------------------------------------ |
| 279 |
do i=1,8*na,8 |
| 280 |
cc=arr(i:i) |
| 281 |
arr(i:i)=arr(i+7:i+7) |
| 282 |
arr(i+7:i+7)=cc |
| 283 |
cc=arr(i+1:i+1) |
| 284 |
arr(i+1:i+1)=arr(i+6:i+6) |
| 285 |
arr(i+6:i+6)=cc |
| 286 |
cc=arr(i+2:i+2) |
| 287 |
arr(i+2:i+2)=arr(i+5:i+5) |
| 288 |
arr(i+5:i+5)=cc |
| 289 |
cc=arr(i+3:i+3) |
| 290 |
arr(i+3:i+3)=arr(i+4:i+4) |
| 291 |
arr(i+4:i+4)=cc |
| 292 |
enddo |
| 293 |
C ------------------------------------------------------------------ |
| 294 |
return |
| 295 |
end |
| 296 |
C========================== |
| 297 |
|
| 298 |
|
| 299 |
C======================================================================= |
| 300 |
subroutine DA_BYTESWAPR4( n, arr ) |
| 301 |
C IN: |
| 302 |
C n integer - Number of 4-byte words in arr |
| 303 |
C IN/OUT: |
| 304 |
C arr real*4 - Array declared as real*4(n) |
| 305 |
C |
| 306 |
C Created: 05/05/99 adcroft@mit.edu (This is an unfortunate hack!!) |
| 307 |
|
| 308 |
implicit none |
| 309 |
C Arguments |
| 310 |
integer n |
| 311 |
character*(*) arr |
| 312 |
C Local |
| 313 |
integer i |
| 314 |
character*(1) cc |
| 315 |
C ------------------------------------------------------------------ |
| 316 |
do i=1,4*n,4 |
| 317 |
cc=arr(i:i) |
| 318 |
arr(i:i)=arr(i+3:i+3) |
| 319 |
arr(i+3:i+3)=cc |
| 320 |
cc=arr(i+1:i+1) |
| 321 |
arr(i+1:i+1)=arr(i+2:i+2) |
| 322 |
arr(i+2:i+2)=cc |
| 323 |
enddo |
| 324 |
C ------------------------------------------------------------------ |
| 325 |
return |
| 326 |
end |
| 327 |
C======================================================================= |
| 328 |
|
| 329 |
|
| 330 |
|
| 331 |
|
| 332 |
|
| 333 |
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