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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_obcsvol.F,v 1.7 2011/03/14 17:31:37 mlosch Exp $ |
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C $Name: $ |
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|
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#include "COST_CPPOPTIONS.h" |
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|
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subroutine cost_obcsvol( |
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I myiter, |
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I mytime, |
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I startrec, |
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I endrec, |
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I mythid |
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& ) |
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|
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c ================================================================== |
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c SUBROUTINE cost_obcsvol |
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c ================================================================== |
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c |
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c o cost function contribution obc -- Volume flux imbalance. |
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c |
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c ================================================================== |
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c SUBROUTINE cost_obcsvol |
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c ================================================================== |
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|
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implicit none |
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|
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c == global variables == |
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|
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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CML#include "DYNVARS.h" |
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#ifdef ALLOW_OBCS |
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c# include "OBCS_PARAMS.h" |
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# include "OBCS_GRID.h" |
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#endif |
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|
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#include "cal.h" |
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#include "ecco_cost.h" |
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#include "ctrl.h" |
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#include "ctrl_dummy.h" |
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#include "optim.h" |
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|
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c == routine arguments == |
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|
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integer myiter |
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_RL mytime |
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integer mythid |
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integer startrec |
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integer endrec |
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|
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c == local variables == |
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|
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integer bi,bj |
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integer i,j,k |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer jmin,jmax |
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integer imin,imax |
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integer irec |
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integer iobcs |
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integer nrec |
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integer ilfld |
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integer igg |
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|
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_RL fctile |
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_RL sumvol |
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_RL gg |
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_RL tmpx |
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_RL tmpy |
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_RL wobcsvol |
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character*(80) fnamefldn |
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character*(80) fnameflds |
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character*(80) fnamefldw |
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character*(80) fnameflde |
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|
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#if (defined ALLOW_OBCSN_CONTROL || defined ALLOW_OBCSS_CONTROL) |
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_RL tmpfldxz (1-olx:snx+olx,nr,nsx,nsy) |
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#endif |
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#if (defined ALLOW_OBCSE_CONTROL || defined ALLOW_OBCSW_CONTROL) |
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_RL tmpfldyz (1-oly:sny+oly,nr,nsx,nsy) |
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#endif |
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|
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logical doglobalread |
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logical ladinit |
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|
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#ifdef ECCO_VERBOSE |
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character*(MAX_LEN_MBUF) msgbuf |
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#endif |
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|
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c == external functions == |
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|
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integer ilnblnk |
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external ilnblnk |
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|
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c == end of interface == |
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|
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#ifdef OBCS_VOLFLUX_COST_CONTRIBUTION |
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#ifdef BAROTROPIC_OBVEL_CONTROL |
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|
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stop 's/r cost_obcsvol needs to be fixed' |
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|
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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|
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c-- Read tiled data. |
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doglobalread = .false. |
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ladinit = .false. |
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|
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cgg Assume the number of records is the same for |
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cgg all boundaries. |
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c Number of records to be used. |
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nrec = endrec-startrec+1 |
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|
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sumvol = 0. _d 0 |
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wobcsvol = .01 |
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cgg Acceptable volume flux is 10^-3. Corresponds to 5 mm change over a year. |
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cgg Added a factor of 1000 because its very important to me. |
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wobcsvol = 1./(wobcsvol * wobcsvol) |
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|
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#ifdef ECCO_VERBOSE |
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_BEGIN_MASTER( mythid ) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,i9.8)') |
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& ' cost_obcsvol: number of records to process: ',nrec |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a)') ' ' |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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_END_MASTER( mythid ) |
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#endif |
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|
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if (optimcycle .ge. 0) then |
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#ifdef ALLOW_OBCSN_CONTROL |
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ilfld=ilnblnk( xx_obcsn_file ) |
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write(fnamefldn(1:80),'(2a,i10.10)') |
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& xx_obcsn_file(1:ilfld),'.', optimcycle |
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#endif |
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#ifdef ALLOW_OBCSS_CONTROL |
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ilfld=ilnblnk( xx_obcss_file ) |
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write(fnameflds(1:80),'(2a,i10.10)') |
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& xx_obcss_file(1:ilfld),'.',optimcycle |
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#endif |
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#ifdef ALLOW_OBCSW_CONTROL |
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ilfld=ilnblnk( xx_obcsw_file ) |
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write(fnamefldw(1:80),'(2a,i10.10)') |
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& xx_obcsw_file(1:ilfld),'.',optimcycle |
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#endif |
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#ifdef ALLOW_OBCSE_CONTROL |
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ilfld=ilnblnk( xx_obcse_file ) |
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write(fnameflde(1:80),'(2a,i10.10)') |
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& xx_obcse_file(1:ilfld),'.',optimcycle |
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#endif |
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else |
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print* |
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print*,' obcs_obcsvol: optimcycle has a wrong value.' |
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print*,' optimcycle = ',optimcycle |
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print* |
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stop ' ... stopped in obcs_obcsvol.' |
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endif |
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|
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do irec = 1,nrec |
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c-- Loop over records. For north boundary, we only need V velocity. |
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|
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cgg Need to solve for iobcs. Then only keep iobcs=3.or.4. |
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gg = (irec-1)/nobcs |
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igg = int(gg) |
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iobcs = irec - igg*nobcs |
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|
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#ifdef ALLOW_OBCSN_CONTROL |
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cgg Assume that nobcs=4, and V velocity is the 4th record. I cannot |
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cgg think of a more general way to do this. |
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if (iobcs.eq.4) then |
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call active_read_xz( fnamefldn, tmpfldxz, irec, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcsn_dummy ) |
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|
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cgg At this point, do not be concerned with the overlap halos. |
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cgg From experience, there is no control contribution in the |
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cgg velocity points outside the boundaries. This has something |
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cgg to do with the computational stencil, and the fact that we |
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cgg are diagonally offset. Could check later by employing both |
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cgg BALANCE_CONTROL_VOLFLUX and VOLFLUX_COST_CONTRIBUTION. |
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cgg |
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cgg 25-jan-03 --- no idea what i was talking about ^^^^ |
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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fctile = 0. _d 0 |
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|
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do k = 1, Nr |
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do i = imin,imax |
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j = OB_Jn(I,bi,bj) |
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cgg Barotropic velocity is stored in level 1. |
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tmpx = tmpfldxz(i,1,bi,bj) |
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if (maskS(i,j,k,bi,bj) .ne. 0.) then |
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cgg -- Positive is flux in. |
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fctile = fctile - tmpx* drF(k) *dxg(i,j,bi,bj) |
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& * _hFacS(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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|
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sumvol = sumvol + fctile |
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enddo |
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enddo |
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endif |
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#endif |
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|
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#ifdef ALLOW_OBCSS_CONTROL |
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cgg Assume that nobcs=4, and V velocity is the 4th record. I cannot |
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cgg think of a more general way to do this. |
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if (iobcs.eq.4) then |
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call active_read_xz( fnameflds, tmpfldxz, irec, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcss_dummy ) |
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|
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cgg At this point, do not be concerned with the overlap halos. |
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cgg From experience, there is no control contribution in the |
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cgg velocity points outside the boundaries. This has something |
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cgg to do with the computational stencil, and the fact that we |
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cgg are diagonally offset. Could check later by employing both |
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cgg BALANCE_CONTROL_VOLFLUX and VOLFLUX_COST_CONTRIBUTION. |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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fctile = 0. _d 0 |
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|
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do k = 1, Nr |
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do i = imin,imax |
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j = OB_Js(I,bi,bj) |
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cgg Barotropic velocity is stored in level 1. |
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tmpx = tmpfldxz(i,1,bi,bj) |
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if (maskS(i,j+1,k,bi,bj) .ne. 0.) then |
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cgg -- Positive is flux in. |
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fctile = fctile + tmpx* drF(k) *dxg(i,j+1,bi,bj) |
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& * _hFacS(i,j+1,k,bi,bj) |
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endif |
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enddo |
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enddo |
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|
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sumvol = sumvol + fctile |
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enddo |
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enddo |
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endif |
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|
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#endif |
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|
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#ifdef ALLOW_OBCSW_CONTROL |
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cgg Assume that nobcs=4, and V velocity is the 4th record. I cannot |
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cgg think of a more general way to do this. |
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if (iobcs.eq.3) then |
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call active_read_yz( fnamefldw, tmpfldyz, irec, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcsw_dummy ) |
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|
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cgg At this point, do not be concerned with the overlap halos. |
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cgg From experience, there is no control contribution in the |
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cgg velocity points outside the boundaries. This has something |
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cgg to do with the computational stencil, and the fact that we |
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cgg are diagonally offset. Could check later by employing both |
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cgg BALANCE_CONTROL_VOLFLUX and VOLFLUX_COST_CONTRIBUTION. |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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fctile = 0. _d 0 |
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|
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do k = 1, Nr |
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do j = jmin,jmax |
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i = OB_Iw(j,bi,bj) |
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cgg Barotropic velocity is stored in the level 1. |
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tmpy = tmpfldyz(j,1,bi,bj) |
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if (maskW(i+1,j,k,bi,bj) .ne. 0.) then |
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cgg -- Positive is flux in. |
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fctile = fctile + tmpy* drF(k) *dyg(i+1,j,bi,bj) |
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& * _hFacW(i+1,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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|
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sumvol = sumvol + fctile |
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enddo |
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enddo |
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endif |
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|
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#endif |
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|
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#ifdef ALLOW_OBCSE_CONTROL |
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cgg Assume that nobcs=4, and V velocity is the 4th record. I cannot |
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cgg think of a more general way to do this. |
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if (iobcs.eq.3) then |
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call active_read_yz( fnameflde, tmpfldyz, irec, doglobalread, |
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& ladinit, optimcycle, mythid |
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& , xx_obcse_dummy ) |
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|
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cgg At this point, do not be concerned with the overlap halos. |
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cgg From experience, there is no control contribution in the |
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cgg velocity points outside the boundaries. This has something |
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cgg to do with the computational stencil, and the fact that we |
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cgg are diagonally offset. Could check later by employing both |
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cgg BALANCE_CONTROL_VOLFLUX and VOLFLUX_COST_CONTRIBUTION. |
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|
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c-- Loop over this thread tiles. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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|
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c-- Determine the weights to be used. |
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fctile = 0. _d 0 |
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|
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do k = 1, Nr |
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do j = jmin,jmax |
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i = OB_Ie(j,bi,bj) |
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cgg Barotropic velocity stored in level 1. |
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tmpy = tmpfldyz(j,1,bi,bj) |
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if (maskW(i,j,k,bi,bj) .ne. 0.) then |
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cgg -- Positive is flux in. |
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fctile = fctile - tmpy* drF(k) *dyg(i,j,bi,bj) |
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& * _hFacW(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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|
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sumvol = sumvol + fctile |
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enddo |
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enddo |
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endif |
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|
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#endif |
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|
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enddo |
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c-- End of loop over records. |
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|
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c-- Do the global summation. |
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_GLOBAL_SUM_RL( sumvol, mythid ) |
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objf_obcsvol = wobcsvol * sumvol* sumvol |
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|
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#endif |
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#endif |
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|
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return |
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end |
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