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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/flt/flt_traj.F,v 1.1 2001/09/13 17:43:56 adcroft Exp $ |
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C $Name: $ |
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adcroft |
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jmc |
1.2 |
#include "FLT_OPTIONS.h" |
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adcroft |
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jmc |
1.2 |
SUBROUTINE FLT_TRAJ ( |
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I myIter, |
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I myTime, |
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adcroft |
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I myThid |
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& ) |
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jmc |
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C ================================================================== |
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C SUBROUTINE FLT_TRAJ |
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C ================================================================== |
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C |
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C o This routine samples the model state at float position every |
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C flt_int_traj time steps and writes output. |
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C |
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C ================================================================== |
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C SUBROUTINE FLT_TRAJ |
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C ================================================================== |
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adcroft |
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jmc |
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C == global variables == |
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adcroft |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "DYNVARS.h" |
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#include "SOLVE_FOR_PRESSURE.h" |
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#include "FLT.h" |
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c#include "UNITS.h" |
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C == routine arguments == |
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INTEGER myIter, myThid |
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_RL myTime |
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INTEGER bi, bj, imax |
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PARAMETER (imax=10) |
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adcroft |
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jmc |
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C == local variables == |
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adcroft |
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jmc |
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INTEGER ip, kp, ii |
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_RL xx, yy, xlo, xhi, ylo, yhi |
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_RL uu,vv,ww,tt,ss, pp |
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_RL global2local_i |
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_RL global2local_j |
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jmc |
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INTEGER irecord |
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_RL tmp(imax) |
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_RL npart_read,npart_times |
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CHARACTER*(MAX_LEN_FNAM) fn |
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jmc |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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adcroft |
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C Functions |
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jmc |
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INTEGER ILNBLNK |
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C Local variables |
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jmc |
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CHARACTER*(80) dataFName |
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INTEGER iG,jG,IL |
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LOGICAL exst |
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LOGICAL globalFile |
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adcroft |
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jmc |
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C == end of interface == |
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adcroft |
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fn = 'float_trajectories' |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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jmc |
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C (1) read actual number floats from file (if exists) |
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IL=ILNBLNK( fn ) |
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iG=bi+(myXGlobalLo-1)/sNx ! Kludge until unstructered tiles |
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jG=bj+(myYGlobalLo-1)/sNy ! Kludge until unstructered tiles |
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WRITE(dataFname(1:80),'(2a,i3.3,a,i3.3,a)') |
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& fn(1:IL),'.',iG,'.',jG,'.data' |
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INQUIRE( file=dataFname, exist=exst ) |
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IF (exst) THEN |
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CALL FLT_MDSREADVECTOR(fn,globalFile,64,'RL', |
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& imax,tmp,bi,bj,1,myThid) |
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npart_read = tmp(1) |
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npart_times = tmp(5) |
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ELSE |
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npart_read = 0. |
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npart_times = 0. |
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tmp(2) = myTime |
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ENDIF |
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adcroft |
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C the standard routine mdswritevector can be used here |
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C (2) WRITE new actual number floats and time axis into file |
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C |
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C total number of records in this file |
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tmp(1) = DBLE(npart_tile(bi,bj))+npart_read |
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C first time of writing floats (do not change when written) |
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c tmp(2) = tmp(2) |
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C current time |
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tmp(3) = myTime |
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C timestep |
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tmp(4) = flt_int_traj |
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C total number of timesteps |
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tmp(5) = npart_times + 1. |
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jmc |
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C total number of floats |
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tmp(6) = max_npart |
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jmc |
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DO ip=7,imax |
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tmp(ip) = 0. |
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ENDDO |
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CALL MDSWRITEVECTOR(fn,64,.false.,'RL',imax,tmp,bi,bj,1, |
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& myIter,myThid) |
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jmc |
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DO ip=1,npart_tile(bi,bj) |
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xx=global2local_i(xpart(ip,bi,bj),bi,bj,myThid) |
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yy=global2local_j(ypart(ip,bi,bj),bi,bj,myThid) |
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kp = INT(kpart(ip,bi,bj)) |
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tmp(1) = npart(ip,bi,bj) |
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tmp(2) = myTime |
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tmp(3) = xpart(ip,bi,bj) |
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tmp(4) = ypart(ip,bi,bj) |
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tmp(5) = kpart(ip,bi,bj) |
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IF ( |
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& ( myTime.GE.tstart(ip,bi,bj)) |
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& .AND. |
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& ( tend(ip,bi,bj).EQ.-1. .OR. myTime.LE.tend(ip,bi,bj)) |
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& ) THEN |
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c if (tstart(ip,bi,bj) .NE. -1. .AND. |
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c & myTime .GE. tstart(ip,bi,bj) .AND. |
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c & myTime .LE. tend(ip,bi,bj)) THEN |
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IF ( kp.LT.1 .OR. kp.GT.Nr ) THEN |
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WRITE(msgBuf,'(2A,I8)') '** WARNING ** FLT_TRAJ: ', |
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& ' illegal value for kp=',kp |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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WRITE(msgBuf,'(A,1P5E20.13)') |
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& ' FLT_TRAJ: ', (tmp(ii),ii=1,5) |
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CALL PRINT_MESSAGE( msgBuf, errorMessageUnit, |
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& SQUEEZE_RIGHT, myThid ) |
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c CALL PRINT_ERROR( msgBuf, myThid ) |
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c STOP 'ABNORMAL END: S/R FLT_TRAJ' |
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ENDIF |
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C-- jmc: not sure if this is right but added to avoid Pb in FLT_BILINEAR: |
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kp = MIN( MAX(kp,1), Nr) |
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CALL FLT_BILINEAR (xx,yy,uu,kp,uVel, 2,bi,bj) |
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CALL FLT_BILINEAR (xx,yy,vv,kp,vVel, 3,bi,bj) |
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CALL FLT_BILINEAR2D(xx,yy,pp, cg2d_x,1,bi,bj) |
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CALL FLT_BILINEAR (xx,yy,tt,kp,theta, 1,bi,bj) |
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CALL FLT_BILINEAR (xx,yy,ss,kp,salt, 1,bi,bj) |
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tmp(6) = uu |
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tmp(7) = vv |
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tmp(8) = tt |
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tmp(9) = ss |
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tmp(10) = pp |
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ELSE |
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tmp(6) = flt_nan |
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tmp(7) = flt_nan |
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tmp(8) = flt_nan |
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tmp(9) = flt_nan |
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tmp(10) = flt_nan |
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ENDIF |
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C the standard routine mdswritevector can be used here |
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C (3) WRITE float positions into file |
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adcroft |
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irecord=npart_read+ip+1 |
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jmc |
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CALL MDSWRITEVECTOR(fn,64,.false.,'RL',imax,tmp,bi,bj, |
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& irecord,myIter,myThid) |
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adcroft |
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jmc |
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ENDDO |
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adcroft |
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ENDDO |
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ENDDO |
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jmc |
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RETURN |
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END |
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