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heimbach |
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subroutine simul( |
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I indic, |
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I isforward, |
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I mylen, |
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O xx, |
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O objf, |
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O adxx |
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& ) |
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c ================================================================== |
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c SUBROUTINE simul |
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c ================================================================== |
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c |
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c o This routine is called by the large-scale optimization lsopt. |
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c |
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c Input : indic - Parameter for optimcycle |
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c nmax - Number of control variables. |
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c |
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c Output : xx - Array of control variables. |
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c objf - Value of objective function. |
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c adxx - Gradients of objective function with respect |
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c to the control variables. |
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c |
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c |
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c started: Christian Eckert eckert@mit.edu 15-Feb-2000 |
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c |
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c changed: Christian Eckert eckert@mit.edu 10-Mar-2000 |
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c |
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c - Added ECCO layout. |
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c |
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c changed: Patrick Heimbach heimbach@mit.edu 19-Jun-2000 |
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c - finished, revised and debugged |
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c |
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c ================================================================== |
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c SUBROUTINE simul |
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c ================================================================== |
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implicit none |
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c == global variables == |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "ctrl.h" |
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include 'mpif.h' |
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c == routine arguments == |
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logical isforward |
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integer indic |
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integer mylen |
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_RL xx(mylen) |
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_RL objf |
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_RL adxx(mylen) |
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integer nmax |
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parameter( nmax = MAX_INDEPEND ) |
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c == local variables == |
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integer i |
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_RL adobjf |
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_RS,allocatable:: vv(:) |
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_RS,allocatable:: tempvv(:) |
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logical lheaderonly |
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integer pidlen,myindx(2) |
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integer status(MPI_STATUS_SIZE),ierr |
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common /mpi_parm/myid, nprocs,mystart,myend |
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integer myid,nprocs,mystart,myend |
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c == end of interface == |
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if(myid .eq. 0) |
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& print *, 'pathei-lsopt in simul' |
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c-- Call the combined modified forward model and the adjoint model. |
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do i = 1,mylen |
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xx(i) = 0.D0 |
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adxx(i) = 0.D0 |
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enddo |
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adobjf = 1. |
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c |
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lheaderonly = .false. |
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if (myid .eq. 0) then |
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print *, 'pathei-lsopt vor optim_readdata' |
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allocate(vv(nmax)) |
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call optim_readdata(indic, nmax, ctrlname, lheaderonly, objf, vv) |
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endif |
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allocate(tempvv(mylen)) |
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tempvv = 0. |
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! As a master, sent out vectors of length pidlen to myid |
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if(myid.eq.0) then |
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do i=1,nprocs-1 |
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call MPI_RECV(myindx,2,MPI_INTEGER,i,10,MPI_COMM_WORLD, |
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& status,ierr) |
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pidlen = myindx(2)-myindx(1)+1 |
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call MPI_SEND(vv(myindx(1):myindx(2)),pidlen, |
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& MPI_FLOAT,i,11,MPI_COMM_WORLD,ierr) |
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enddo |
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! |
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xx(1:mylen) = vv(mystart:myend) |
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! |
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else |
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! |
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call MPI_SEND((/mystart,myend/),2,MPI_INTEGER,0,10, |
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& MPI_COMM_WORLD,ierr) |
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call MPI_RECV(tempvv,myend-mystart+1,MPI_FLOAT,0,11, |
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& MPI_COMM_WORLD,status,ierr) |
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! |
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xx(1:mylen) = tempvv |
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endif |
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if (.not. isforward) then |
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if (myid .eq. 0 ) then |
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vv = 0. |
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call optim_readdata(indic, nmax, costname, lheaderonly, objf, vv ) |
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endif |
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tempvv = 0. |
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if(myid.eq.0) then |
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do i=1,nprocs-1 |
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call MPI_RECV(myindx,2,MPI_INTEGER,i,10,MPI_COMM_WORLD, |
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& status,ierr) |
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pidlen = myindx(2)-myindx(1)+1 |
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call MPI_SEND(vv(myindx(1):myindx(2)),pidlen, |
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& MPI_FLOAT,i,11,MPI_COMM_WORLD,ierr) |
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enddo |
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! |
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adxx(1:mylen) = vv(mystart:myend) |
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! |
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else |
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! |
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call MPI_SEND((/mystart,myend/),2,MPI_INTEGER,0,10, |
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& MPI_COMM_WORLD,ierr) |
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call MPI_RECV(tempvv,myend-mystart+1,MPI_FLOAT,0,11, |
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& MPI_COMM_WORLD,status,ierr) |
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! |
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adxx(1:mylen) = tempvv |
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endif |
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endif !end isforward |
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call MPI_BCAST(objf,1,MPI_DOUBLE_PRECISION,0,MPI_COMM_WORLD,ierr) |
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if(myid .eq. 0) then |
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cph( |
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print *, ' leaving simul with nn, objf = ', nmax, objf |
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print *, ' leaving simul with xx = ', xx(1), xx(2) |
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print *, ' leaving simul with adxx = ', adxx(1), adxx(2) |
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deallocate(vv) |
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endif |
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deallocate(tempvv) |
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do i=1,mylen |
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c if (xx(i).EQ.'NaN') then |
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c print *, 'pathei - out: i = ', i |
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c end if |
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end do |
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cph) |
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return |
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end |
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