| 1 |
afe |
1.1 |
c*** Reads iobsloc |
| 2 |
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subroutine ReadObs(obsnum,mobs,iobsloc) |
| 3 |
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| 4 |
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implicit none |
| 5 |
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| 6 |
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integer, intent(in) :: obsnum,mobs |
| 7 |
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integer, intent(out) :: iobsloc(mobs) |
| 8 |
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character*(100) fn |
| 9 |
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real*8 r8seg(mobs) |
| 10 |
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write(fn,'(A,I3.3,A)') '../inits/iobsloc-',obsnum,'.txt' |
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write(*,*) fn |
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| 13 |
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open(unit=3,file=fn,status='old') |
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read(unit=3,'(1I7)') iobsloc |
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close(unit=3) |
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call flush() |
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end subroutine ReadObs |
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c*** Call Model Kludge |
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subroutine Model(mem) |
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implicit none |
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integer, intent(in) :: mem |
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character*(1000) fn |
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write(fn,'(A,I2.2,A)') |
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& 'cd ../',mem,'/assimilate;./mitgcmuv>& LOG' |
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call system(fn) |
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end subroutine Model |
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c*** Reads a pickup file... |
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| 31 |
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subroutine ReadPickup(mem,n,nx,ny,nz,y) |
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implicit none |
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integer, intent(in) :: mem,n,nx,ny,nz |
| 36 |
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real*8, intent(out) :: y(n) |
| 37 |
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real*8 r8seg(nx) |
| 38 |
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integer i, irec,j,k |
| 39 |
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character*(1024) fn |
| 40 |
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write(fn,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.in' |
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open(unit=3,file=fn,status='old', |
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& access='direct',recl=nx*8) |
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| 44 |
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ccc Set counter for state |
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i =1 |
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| 47 |
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ccc Reading uVel |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j |
| 51 |
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read(3,rec=irec) r8seg |
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call DA_BYTESWAPR8(nx,r8seg) |
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y(i:i+nx-1) = r8seg(1:nx) |
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i = i+nx |
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enddo |
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enddo |
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| 59 |
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ccc Skip Next Two gU and gUnm1 |
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ccc Read vVel |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j + nz*ny*3 |
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read(3,rec=irec) r8seg |
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call DA_BYTESWAPR8(nx,r8seg) |
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y(i:i+nx-1) = r8seg(1:nx) |
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i=i+nx |
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enddo |
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enddo |
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ccc Skip Next two gV and gVnm1 |
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ccc Read wVel |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j + nz*ny*6 |
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read(3,rec=irec) r8seg |
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call DA_BYTESWAPR8(nx,r8seg) |
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y(i:i+nx-1) = r8seg(1:nx) |
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i=i+nx |
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enddo |
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enddo |
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| 85 |
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ccc Read theta |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j + nz*ny*7 |
| 89 |
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read(3,rec=irec) r8seg |
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call DA_BYTESWAPR8(nx,r8seg) |
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y(i:i+nx-1) = r8seg(1:nx) |
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i=i+nx |
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enddo |
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enddo |
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ccc Now close the file |
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close(unit=3) |
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ccc Open Non-Hydrostatic |
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c write(fn,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.in' |
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c open(unit=3,file=fn, |
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c & status='old',access='direct',recl=nx*8) |
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ccc Read pressure Non-hydrostatic |
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c do k = 1,nz |
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c do j = 1,ny |
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c irec = (k-1)*ny + j |
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c read(3,rec=irec) r8seg |
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c call DA_BYTESWAPR8(nx,r8seg) |
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c y(i:i+nx-1) = r8seg(1:nx) |
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c i = i+nx |
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c enddo |
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c enddo |
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| 114 |
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c close(unit=3) |
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ccc Done Reading State |
| 116 |
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call flush() |
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end subroutine ReadPickup |
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| 119 |
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ccc Writes a pickup |
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subroutine WritePickup(mem,n,nx,ny,nz,y) |
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| 122 |
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implicit none |
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integer, intent(in) :: mem,n,nx,ny,nz |
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real*8, intent(in) :: y(n) |
| 126 |
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real*8 r8seg(nx) |
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integer i, irec,j,k |
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character*(1000) fni, fno |
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write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.in' |
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open(unit=3,file=fni,status='old', |
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& access='direct',recl=nx*8) |
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write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup.out' |
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open(unit=4,file=fni,status='unknown', |
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& access='direct',recl=nx*8) |
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ccc Set counter for state |
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i =1 |
| 137 |
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| 138 |
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ccc Writing uVel |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j |
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r8seg(1:nx) = y(i:i+nx-1) |
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call DA_BYTESWAPR8(nx,r8seg) |
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write(4,rec=irec) r8seg |
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i = i+nx |
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enddo |
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enddo |
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| 149 |
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ccc Copy gU and gUnm1 |
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do k = 1,2*nz |
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do j = 1,ny |
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irec = (k-1)*ny + j+nz*ny |
| 153 |
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read(3,rec=irec) r8seg |
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write(4,rec=irec) r8seg |
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enddo |
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enddo |
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ccc Writing vVel |
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do k = 1,nz |
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do j = 1,ny |
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irec = (k-1)*ny + j + nz*ny*3 |
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r8seg(1:nx) = y(i:i+nx-1) |
| 162 |
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call DA_BYTESWAPR8(nx,r8seg) |
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write(4,rec=irec) r8seg |
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i=i+nx |
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enddo |
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enddo |
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ccc copy Next two gV and gVnm1 |
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do k = 1,2*nz |
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do j = 1,ny |
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irec = (k-1)*ny + j+nz*ny*4 |
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read(3,rec=irec) r8seg |
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write(4,rec=irec) r8seg |
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enddo |
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enddo |
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ccc Write wVel and Theta |
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do k = 1,2*nz |
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do j = 1,ny |
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irec = (k-1)*ny + j + nz*ny*6 |
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r8seg(1:nx) = y(i:i+nx-1) |
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call DA_BYTESWAPR8(nx,r8seg) |
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write(4,rec=irec) r8seg |
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i=i+nx |
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enddo |
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enddo |
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ccc Copy Remaining fields |
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do k = 1,5*nz |
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do j = 1,ny |
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irec = (k-1)*ny + j+nz*ny*8 |
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read(3,rec=irec) r8seg |
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write(4,rec=irec) r8seg |
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enddo |
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enddo |
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do j = 1,ny |
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irec = j+13*nz*ny |
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read(3,rec=irec) r8seg |
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write(4,rec=irec) r8seg |
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enddo |
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ccc Now close the file |
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close(unit=3) |
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close(unit=4) |
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ccc Open Non-Hydrostatic |
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write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.in' |
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open(unit=3,file=fni, |
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& status='old',access='direct',recl=nx*8) |
| 208 |
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write(fni,'(A,I2.2,A)') '../',mem,'/assimilate/pickup_nh.out' |
| 209 |
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open(unit=4,file=fni,status='unknown', |
| 210 |
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& access='direct',recl=nx*8) |
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ccc Write pressure Non-hydrostatic from State |
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c do k = 1,nz |
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c do j = 1,ny |
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c irec = (k-1)*ny + j |
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c r8seg(1:nx) = y(i:i+nx-1) |
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c call DA_BYTESWAPR8(nx,r8seg) |
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c write(4,rec=irec) r8seg |
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c i = i+nx |
| 220 |
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c enddo |
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c enddo |
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ccc Write out other fields |
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do k = 1,2*nz |
| 224 |
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do j = 1,ny |
| 225 |
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irec = (k-1)*ny + j |
| 226 |
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read(3,rec=irec) r8seg |
| 227 |
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write(4,rec=irec) r8seg |
| 228 |
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enddo |
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enddo |
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| 231 |
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c close(unit=3) |
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c close(unit=4) |
| 233 |
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ccc Done Reading State |
| 234 |
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call flush() |
| 235 |
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end subroutine WritePickup |
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subroutine loadMask(mask,nx,ny) |
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implicit none |
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integer, intent(in) :: nx, ny |
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real*4, intent(out) :: mask(ny,nx) |
| 244 |
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real*4 r4seg(nx) |
| 245 |
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integer i, irec,j,k |
| 246 |
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character*(1000) fni, fno |
| 247 |
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| 248 |
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write(fni,'(A)') '../inits/bathy61.bin' |
| 249 |
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| 250 |
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open(unit=3,file=fni, |
| 251 |
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& status='old',access='direct',recl=nx*4) |
| 252 |
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| 253 |
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do j = 1,ny |
| 254 |
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irec = j |
| 255 |
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read(3,rec=irec) r4seg |
| 256 |
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call DA_BYTESWAPR4(nx,r4seg) |
| 257 |
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mask(j,1:nx) = r4seg(1:nx) |
| 258 |
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enddo |
| 259 |
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close(unit=3) |
| 260 |
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call flush() |
| 261 |
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end subroutine loadMask |
| 262 |
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| 263 |
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subroutine DA_BYTESWAPR8( na, arr ) |
| 264 |
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C IN: |
| 265 |
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C n integer - Number of 8-byte words in arr |
| 266 |
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C IN/OUT: |
| 267 |
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C arr real*8 - Array declared as real*4(n) |
| 268 |
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C |
| 269 |
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C Created: 05/05/99 adcroft@mit.edu (This is an unfortunate hack!!) |
| 270 |
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| 271 |
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implicit none |
| 272 |
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C Arguments |
| 273 |
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integer na |
| 274 |
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character*(*) arr |
| 275 |
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C Local |
| 276 |
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integer i |
| 277 |
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character*(1) cc |
| 278 |
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C ------------------------------------------------------------------ |
| 279 |
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do i=1,8*na,8 |
| 280 |
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cc=arr(i:i) |
| 281 |
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arr(i:i)=arr(i+7:i+7) |
| 282 |
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arr(i+7:i+7)=cc |
| 283 |
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cc=arr(i+1:i+1) |
| 284 |
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arr(i+1:i+1)=arr(i+6:i+6) |
| 285 |
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arr(i+6:i+6)=cc |
| 286 |
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cc=arr(i+2:i+2) |
| 287 |
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arr(i+2:i+2)=arr(i+5:i+5) |
| 288 |
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arr(i+5:i+5)=cc |
| 289 |
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cc=arr(i+3:i+3) |
| 290 |
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arr(i+3:i+3)=arr(i+4:i+4) |
| 291 |
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arr(i+4:i+4)=cc |
| 292 |
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enddo |
| 293 |
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C ------------------------------------------------------------------ |
| 294 |
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return |
| 295 |
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end |
| 296 |
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C========================== |
| 297 |
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| 298 |
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| 299 |
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C======================================================================= |
| 300 |
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subroutine DA_BYTESWAPR4( n, arr ) |
| 301 |
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C IN: |
| 302 |
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C n integer - Number of 4-byte words in arr |
| 303 |
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C IN/OUT: |
| 304 |
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C arr real*4 - Array declared as real*4(n) |
| 305 |
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C |
| 306 |
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C Created: 05/05/99 adcroft@mit.edu (This is an unfortunate hack!!) |
| 307 |
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| 308 |
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implicit none |
| 309 |
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C Arguments |
| 310 |
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integer n |
| 311 |
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character*(*) arr |
| 312 |
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C Local |
| 313 |
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integer i |
| 314 |
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character*(1) cc |
| 315 |
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C ------------------------------------------------------------------ |
| 316 |
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do i=1,4*n,4 |
| 317 |
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cc=arr(i:i) |
| 318 |
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arr(i:i)=arr(i+3:i+3) |
| 319 |
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arr(i+3:i+3)=cc |
| 320 |
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cc=arr(i+1:i+1) |
| 321 |
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arr(i+1:i+1)=arr(i+2:i+2) |
| 322 |
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arr(i+2:i+2)=cc |
| 323 |
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enddo |
| 324 |
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C ------------------------------------------------------------------ |
| 325 |
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return |
| 326 |
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end |
| 327 |
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C======================================================================= |
| 328 |
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