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C $Header: /u/gcmpack/MITgcm/pkg/ctrl/ctrl_getrec.F,v 1.9 2007/10/09 00:00:00 jmc Exp $ |
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C $Name: $ |
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|
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#include "PACKAGES_CONFIG.h" |
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#include "CTRL_CPPOPTIONS.h" |
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|
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|
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subroutine ctrl_GetRec( |
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I thefield, |
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O fac, |
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O first, |
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O changed, |
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O count0, |
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O count1, |
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I mytime, |
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I myiter, |
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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 ctrl_GetRec |
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c ================================================================== |
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c |
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c o Get flags, counters, and the linear interpolation factor for a |
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c given control vector 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 14-Jan-2000 |
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c |
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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 Christian Eckert eckert@mit.edu 24-Feb-2000 |
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c |
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c - Changed Routine names (package prefix: ecco_) |
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c |
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c ================================================================== |
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c SUBROUTINE ctrl_GetRec |
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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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|
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#include "ctrl.h" |
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#ifdef ALLOW_CAL |
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# include "cal.h" |
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#endif |
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|
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c == routine arguments == |
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|
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character*(*) thefield |
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_RL fac |
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logical first |
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logical changed |
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integer count0 |
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integer count1 |
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_RL mytime |
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integer myiter |
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integer mythid |
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|
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c == local variables == |
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|
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#ifdef ALLOW_CAL |
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|
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integer mydate(4) |
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integer previousdate(4) |
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integer difftime(4) |
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|
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integer fldcount |
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_RL fldsecs |
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integer prevfldcount |
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_RL prevfldsecs |
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integer flddate(4) |
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|
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integer fldstartdate(4) |
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_RL fldperiod |
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|
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logical lArgErr |
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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 == end of interface == |
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|
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lArgErr = .true. |
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fldperiod = 0. |
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|
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c Map the field parameters. |
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|
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if ( thefield .eq. 'xx_hflux' ) then |
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call cal_CopyDate( |
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I xx_hfluxstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_hfluxperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_atemp' ) then |
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call cal_CopyDate( |
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I xx_atempstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_atempperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_sflux' ) then |
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call cal_CopyDate( |
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I xx_sfluxstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_sfluxperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_aqh' ) then |
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call cal_CopyDate( |
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I xx_aqhstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_aqhperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_precip' ) then |
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call cal_CopyDate( |
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I xx_precipstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_precipperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_swflux' ) then |
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call cal_CopyDate( |
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I xx_swfluxstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_swfluxperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_swdown' ) then |
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call cal_CopyDate( |
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I xx_swdownstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_swdownperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_lwflux' ) then |
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call cal_CopyDate( |
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I xx_lwfluxstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_lwfluxperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_lwdown' ) then |
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call cal_CopyDate( |
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I xx_lwdownstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_lwdownperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_evap' ) then |
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call cal_CopyDate( |
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I xx_evapstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_evapperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_snowprecip' ) then |
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call cal_CopyDate( |
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I xx_snowprecipstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_snowprecipperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_apressure' ) then |
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call cal_CopyDate( |
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I xx_apressurestartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_apressureperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_runoff' ) then |
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call cal_CopyDate( |
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I xx_runoffstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_runoffperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_tauu' ) then |
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call cal_CopyDate( |
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I xx_tauustartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_tauuperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_uwind' ) then |
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call cal_CopyDate( |
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I xx_uwindstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_uwindperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_tauv' ) then |
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call cal_CopyDate( |
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I xx_tauvstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_tauvperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_vwind' ) then |
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call cal_CopyDate( |
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I xx_vwindstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_vwindperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_obcsn' ) then |
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call cal_CopyDate( |
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I xx_obcsnstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_obcsnperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_obcss' ) then |
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call cal_CopyDate( |
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I xx_obcssstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_obcssperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_obcsw' ) then |
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call cal_CopyDate( |
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I xx_obcswstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_obcswperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_obcse' ) then |
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call cal_CopyDate( |
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I xx_obcsestartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_obcseperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_sst' ) then |
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call cal_CopyDate( |
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I xx_sststartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_sstperiod |
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lArgErr = .false. |
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c |
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else if ( thefield .eq. 'xx_sss' ) then |
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call cal_CopyDate( |
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I xx_sssstartdate, |
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O fldstartdate, |
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I mythid |
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& ) |
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fldperiod = xx_sssperiod |
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lArgErr = .false. |
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endif |
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|
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c-- Check the field argument. |
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if ( lArgErr ) then |
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print*,' The subroutine *ctrl_GetRec* has been called' |
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print*,' with an illegal field specification.' |
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stop ' ... stopped in ctrl_GetRec.' |
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endif |
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|
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c-- Determine the current date. |
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call cal_GetDate( myiter, mytime, mydate, mythid ) |
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|
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c Determine the flux record just before mycurrentdate. |
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call cal_TimePassed( fldstartdate, mydate, difftime, |
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& mythid ) |
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call cal_ToSeconds( difftime, fldsecs, mythid ) |
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cgg Added a 0.5 safety net. |
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fldsecs = int((fldsecs+0.5)/fldperiod)*fldperiod |
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fldcount = int((fldsecs+0.5)/fldperiod) + 1 |
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|
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c Set switches for reading new records. |
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first = ((mytime - modelstart) .lt. 0.5*modelstep) |
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|
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if ( first) then |
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changed = .false. |
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else |
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call cal_GetDate( myiter-1, mytime-modelstep, |
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& previousdate, mythid ) |
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|
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call cal_TimePassed( fldstartdate, previousdate, |
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& difftime, mythid ) |
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call cal_ToSeconds( difftime, prevfldsecs, mythid ) |
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cgg Added a 0.5 safety net. |
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prevfldsecs = int((prevfldsecs+0.5)/fldperiod)*fldperiod |
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prevfldcount = int((prevfldsecs+0.5)/fldperiod) + 1 |
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|
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if (fldcount .ne. prevfldcount) then |
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changed = .true. |
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else |
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changed = .false. |
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endif |
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endif |
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|
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count0 = fldcount |
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count1 = fldcount + 1 |
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|
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call cal_TimeInterval( fldsecs, 'secs', difftime, mythid ) |
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call cal_AddTime( fldstartdate, difftime, flddate, mythid ) |
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call cal_TimePassed( flddate, mydate, difftime, mythid ) |
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call cal_ToSeconds( difftime, fldsecs, mythid ) |
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|
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c Weight belonging to irec for linear interpolation purposes. |
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c Note: The weight as chosen here is 1. - fac of the "old" |
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c MITgcm estimation program. |
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fac = 1. - fldsecs/fldperiod |
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|
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#ifdef ECCO_VERBOSE |
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c Do some printing for the protocol. |
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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,a)') |
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& ' ctrl_getrec: thefield: ', |
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& thefield |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,2x,l2,2x,l2,2x,D15.8)') |
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& ' first, changed, fac:', |
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& first, changed, fac |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT , mythid) |
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write(msgbuf,'(a,i4,i4)') |
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& ' count0, count1:', |
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& count0, count1 |
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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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#endif /* ALLOW_CAL */ |
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|
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return |
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end |
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