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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_readgeoid.F,v 1.1 2005/05/05 23:47:57 heimbach Exp $ |
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#include "COST_CPPOPTIONS.h" |
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subroutine cost_readgeoid( |
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I geoid_covariancefile, reclength, jrec, |
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O pinv, |
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I mythid |
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& ) |
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c ================================================================== |
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c SUBROUTINE cost_readgeoid |
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c ================================================================== |
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c |
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c o Evaluate the cost function of the geoid contribution. |
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c |
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c started: Christian Eckert eckert@mit.edu 30-Jun-1999 |
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c |
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c changed: Christian Eckert eckert@mit.edu 25-Feb-2000 |
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c - Restructured the code in order to create a package |
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c for the MITgcmUV. |
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c |
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c changed: Ralf Giering Ralf.Giering@FastOpt.de 12-Jun-2001 |
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c - totally rewrite for parallel processing |
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c |
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c heimbach@mit.edu 05-May-2005 |
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c - debugged and restructuted |
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c |
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c ================================================================== |
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c SUBROUTINE cost_readgeoid |
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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 "PARAMS.h" |
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#ifdef ALLOW_SPHERE |
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# include "sphere.h" |
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#endif |
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c == routine arguments == |
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character*(MAX_LEN_FNAM) geoid_covariancefile |
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integer reclength |
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integer jrec |
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#ifndef ALLOW_SPHERE |
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c-- dummy declaration |
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integer ncshc |
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parameter ( ncshc = 1 ) |
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#endif |
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Real*8 pinv( ncshc ) |
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integer mythid |
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#ifdef ALLOW_EGM96_ERROR_COV |
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c == local variables == |
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integer ilo,ihi |
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integer ireads |
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integer egmunit |
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character*(max_len_mbuf) msgbuf |
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c == external functions == |
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integer ilnblnk |
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external ilnblnk |
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integer ifnblnk |
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external ifnblnk |
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c == end of interface == |
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#ifndef ALLOW_SPHERE |
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print *, 'WARNING: this routine assumes package sphere' |
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print *, 'enable sphere in packages.conf when using ' |
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print *, 'CPP option ALLOW_EGM96_ERROR_COV' |
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STOP 'in S/R cost_readgeoid' |
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#endif |
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c-- Only the master thread is doing I/O |
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_BEGIN_MASTER( mythid ) |
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c-- Open the geoid error covariance data file. |
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call mdsfindunit( egmunit, mythid ) |
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ilo = ifnblnk(geoid_covariancefile) |
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ihi = ilnblnk(geoid_covariancefile) |
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write(msgbuf,'(2a)') |
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& 'opening geoid_covariancefile = ', |
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& geoid_covariancefile(ilo:ihi) |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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open(egmunit, file = geoid_covariancefile(ilo:ihi), |
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& form = 'unformatted', |
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& access = 'direct', |
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& recl = reclength, |
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& status = 'old' ) |
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read(egmunit,rec=jrec) pinv |
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c-- close geoid error covariance file |
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close(egmunit) |
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_END_MASTER( mythid ) |
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#endif /* ALLOW_EGM96_ERROR_COV */ |
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end |
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