C $Header: /u/gcmpack/MITgcm/pkg/obcs/obcs_external_fields_load.F,v 1.18 2010/12/09 03:47:40 jmc Exp $
C $Name: $
#include "OBCS_OPTIONS.h"
C-- File obcs_external_fields_load.F: Routines to read of OBC fields from files
C-- Contents
C-- o OBCS_EXTERNAL_FIELDS_LOAD
C-- o OBCS_EXTERNAL_FIELDS_INTERP_XZ
C-- o OBCS_EXTERNAL_FIELDS_INTERP_YZ
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: OBCS_EXTERNAL_FIELDS_LOAD
C !INTERFACE:
SUBROUTINE OBCS_EXTERNAL_FIELDS_LOAD( myTime, myIter, myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | SUBROUTINE OBCS_EXTERNAL_FIELDS_LOAD
C | o Control reading of fields from external source.
C *==========================================================*
C | External source field loading routine for open boundaries.
C | This routine is called every time we want to
C | load a a set of external open boundary fields.
C | Only if there are fields available (file names are not empty)
C | the open boundary fields are overwritten.
C | The routine decides which fields to load and then reads them in.
C | This routine needs to be customised for particular
C | experiments.
C | Notes
C | =====
C | Two-dimensional and three-dimensional I/O are handled in
C | the following way under MITgcmUV. A master thread
C | performs I/O using system calls. This threads reads data
C | into a temporary buffer. At present the buffer is loaded
C | with the entire model domain. This is probably OK for now
C | Each thread then copies data from the buffer to the
C | region of the proper array it is responsible for.
C | =====
C | This routine is the complete analogue to external_fields_load,
C | except for exchanges of forcing fields. These are done in
C | obcs_precribe_exchanges, which is called from dynamics.
C | - Forcing period and cycle are the same as for other fields
C | in external forcing.
C | - constant boundary values are also read here and not
C | directly in obcs_init_variables (which calls obcs_calc
C | which in turn calls this routine)
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C === Global variables ===
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "GRID.h"
#include "OBCS.h"
#ifdef ALLOW_PTRACERS
#include "PTRACERS_SIZE.h"
#include "OBCS_PTRACERS.h"
#include "PTRACERS_PARAMS.h"
c#include "PTRACERS_FIELDS.h"
#endif /* ALLOW_PTRACERS */
C !INPUT/OUTPUT PARAMETERS:
C === Routine arguments ===
C myTime :: Simulation time
C myIter :: Simulation timestep number
C myThid :: Thread no. that called this routine.
_RL myTime
INTEGER myIter
INTEGER myThid
C if external forcing (exf) package is enabled (useEXF=T), all loading of
C external fields is done by exf
#if (defined ALLOW_OBCS defined ALLOW_OBCS_PRESCRIBE )
C !LOCAL VARIABLES:
C === Local arrays ===
C aWght, bWght :: Interpolation weights
C msgBuf :: Informational/error message buffer
INTEGER fp
INTEGER iRec0, iRec1
_RL aWght,bWght,rdt
INTEGER nForcingPeriods,Imytm,Ifprd,Ifcyc,Iftm
CHARACTER*(MAX_LEN_MBUF) msgBuf
#ifdef NONLIN_FRSURF
INTEGER i,j,bi,bj
#endif /* NONLIN_FRSURF */
#ifdef ALLOW_PTRACERS
INTEGER iTr
#endif
CEOP
fp = readBinaryPrec
IF ( periodicExternalForcing ) THEN
C Now calculate whether it is time to update the forcing arrays
rdt = 1. _d 0 / deltaTclock
nForcingPeriods = NINT(externForcingCycle/externForcingPeriod)
Imytm = NINT(myTime*rdt)
Ifprd = NINT(externForcingPeriod*rdt)
Ifcyc = NINT(externForcingCycle*rdt)
Iftm = MOD( Imytm+Ifcyc-Ifprd/2, Ifcyc)
iRec0 = 1 + INT(Iftm/Ifprd)
iRec1 = 1 + MOD(iRec0,nForcingPeriods)
c aWght = DFLOAT( Iftm-Ifprd*(iRec0 - 1) ) / DFLOAT( Ifprd )
aWght = FLOAT( Iftm-Ifprd*(iRec0 - 1) )
bWght = FLOAT( Ifprd )
aWght = aWght / bWght
bWght = 1. _d 0 - aWght
IF (
& Iftm-Ifprd*(iRec0-1) .EQ. 0
& .OR. myIter .EQ. nIter0
& ) THEN
#ifndef ALLOW_MDSIO
STOP 'ABNORMAL END: OBCS_EXTERNAL_FIELDS_LOAD: NEEDS MSDIO PKG'
#endif /* ALLOW_MDSIO */
_BARRIER
C If the above condition is met then we need to read in
C data for the period ahead and the period behind myTime.
WRITE(msgBuf,'(1X,A,2I5,I10,1P1E20.12)')
& 'OBCS_EXTERNAL_FIELDS_LOAD: Reading new data:',
& iRec0, iRec1, myIter, myTime
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,
& SQUEEZE_RIGHT,myThid)
#ifdef ALLOW_OBCS_EAST
C Eastern boundary
IF ( OBEuFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEuFile, fp,Nr,OBEu0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBEuFile, fp,Nr,OBEu1,iRec1,myIter,myThid )
ENDIF
IF ( OBEvFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEvFile, fp,Nr,OBEv0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBEvFile, fp,Nr,OBEv1,iRec1,myIter,myThid )
ENDIF
IF ( OBEtFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEtFile, fp,Nr,OBEt0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBEtFile, fp,Nr,OBEt1,iRec1,myIter,myThid )
ENDIF
IF ( OBEsFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEsFile, fp,Nr,OBEs0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBEsFile, fp,Nr,OBEs1,iRec1,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBEwFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEwFile, fp,Nr,OBEw0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBEwFile, fp,Nr,OBEw1,iRec1,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBEetaFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL(OBEetaFile,fp,1,OBEeta0,iRec0,myIter,myThid)
CALL READ_REC_YZ_RL(OBEetaFile,fp,1,OBEeta1,iRec1,myIter,myThid)
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_EAST */
#ifdef ALLOW_OBCS_WEST
C Western boundary
IF ( OBWuFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWuFile, fp,Nr,OBWu0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBWuFile, fp,Nr,OBWu1,iRec1,myIter,myThid )
ENDIF
IF ( OBWvFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWvFile, fp,Nr,OBWv0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBWvFile, fp,Nr,OBWv1,iRec1,myIter,myThid )
ENDIF
IF ( OBWtFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWtFile, fp,Nr,OBWt0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBWtFile, fp,Nr,OBWt1,iRec1,myIter,myThid )
ENDIF
IF ( OBWsFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWsFile, fp,Nr,OBWs0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBWsFile, fp,Nr,OBWs1,iRec1,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBWwFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWwFile, fp,Nr,OBWw0,iRec0,myIter,myThid )
CALL READ_REC_YZ_RL( OBWwFile, fp,Nr,OBWw1,iRec1,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBWetaFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL(OBWetaFile,fp,1,OBWeta0,iRec0,myIter,myThid)
CALL READ_REC_YZ_RL(OBWetaFile,fp,1,OBWeta1,iRec1,myIter,myThid)
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_WEST */
#ifdef ALLOW_OBCS_NORTH
C Northern boundary
IF ( OBNuFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNuFile, fp,Nr,OBNu0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBNuFile, fp,Nr,OBNu1,iRec1,myIter,myThid )
ENDIF
IF ( OBNvFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNvFile, fp,Nr,OBNv0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBNvFile, fp,Nr,OBNv1,iRec1,myIter,myThid )
ENDIF
IF ( OBNtFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNtFile, fp,Nr,OBNt0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBNtFile, fp,Nr,OBNt1,iRec1,myIter,myThid )
ENDIF
IF ( OBNsFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNsFile, fp,Nr,OBNs0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBNsFile, fp,Nr,OBNs1,iRec1,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBNwFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNwFile, fp,Nr,OBNw0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBNwFile, fp,Nr,OBNw1,iRec1,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBNetaFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL(OBNetaFile,fp,1,OBNeta0,iRec0,myIter,myThid)
CALL READ_REC_XZ_RL(OBNetaFile,fp,1,OBNeta1,iRec1,myIter,myThid)
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_NORTH */
#ifdef ALLOW_OBCS_SOUTH
C Southern boundary
IF ( OBSuFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSuFile, fp,Nr,OBSu0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBSuFile, fp,Nr,OBSu1,iRec1,myIter,myThid )
ENDIF
IF ( OBSvFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSvFile, fp,Nr,OBSv0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBSvFile, fp,Nr,OBSv1,iRec1,myIter,myThid )
ENDIF
IF ( OBStFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBStFile, fp,Nr,OBSt0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBStFile, fp,Nr,OBSt1,iRec1,myIter,myThid )
ENDIF
IF ( OBSsFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSsFile, fp,Nr,OBSs0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBSsFile, fp,Nr,OBSs1,iRec1,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBSwFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSwFile, fp,Nr,OBSw0,iRec0,myIter,myThid )
CALL READ_REC_XZ_RL( OBSwFile, fp,Nr,OBSw1,iRec1,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBSetaFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL(OBSetaFile,fp,1,OBSeta0,iRec0,myIter,myThid)
CALL READ_REC_XZ_RL(OBSetaFile,fp,1,OBSeta1,iRec1,myIter,myThid)
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_SOUTH */
#ifdef ALLOW_PTRACERS
IF (usePTRACERS) THEN
C read boundary values for passive tracers
DO iTr = 1, PTRACERS_numInUse
# ifdef ALLOW_OBCS_EAST
C Eastern boundary
IF ( OBEptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEptrFile(iTr), fp, Nr,
& OBEptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
CALL READ_REC_YZ_RL( OBEptrFile(iTr), fp, Nr,
& OBEptr1(1-Oly,1,1,1,iTr), iRec1, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_EAST */
# ifdef ALLOW_OBCS_WEST
C Western boundary
IF ( OBWptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWptrFile(iTr), fp, Nr,
& OBWptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
CALL READ_REC_YZ_RL( OBWptrFile(iTr), fp, Nr,
& OBWptr1(1-Oly,1,1,1,iTr), iRec1, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_WEST */
# ifdef ALLOW_OBCS_NORTH
C Northern boundary
IF ( OBNptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNptrFile(iTr), fp, Nr,
& OBNptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
CALL READ_REC_XZ_RL( OBNptrFile(iTr), fp, Nr,
& OBNptr1(1-Oly,1,1,1,iTr), iRec1, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_NORTH */
# ifdef ALLOW_OBCS_SOUTH
C Southern boundary
IF ( OBSptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSptrFile(iTr), fp, Nr,
& OBSptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
CALL READ_REC_XZ_RL( OBSptrFile(iTr), fp, Nr,
& OBSptr1(1-Oly,1,1,1,iTr), iRec1, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_SOUTH */
C end do iTr
ENDDO
C end if (usePTRACERS)
ENDIF
#endif /* ALLOW_PTRACERS */
C
C At this point in external_fields_load the input fields are exchanged.
C However, we do not have exchange routines for vertical
C slices and they are not planned, either, so the approriate fields
C are exchanged after the open boundary conditions have been
C applied. (in DYNAMICS and DO_FIELDS_BLOCKING_EXCHANGES)
_BARRIER
C end if time to read new data
ENDIF
C if not periodicForcing
ELSE
aWght = 0. _d 0
bWght = 1. _d 0
C read boundary values once and for all
IF ( myIter .EQ. nIter0 ) THEN
#ifndef ALLOW_MDSIO
STOP 'ABNORMAL END: OBCS_EXTERNAL_FIELDS_LOAD: NEEDS MSDIO PKG'
#endif /* ALLOW_MDSIO */
_BARRIER
C Read constant boundary conditions only for myIter = nIter0
WRITE(msgBuf,'(1X,A,I10,1P1E20.12)')
& 'OBCS_EXTERNAL_FIELDS_LOAD: Reading initial data:',
& myIter, myTime
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,
& SQUEEZE_RIGHT,myThid)
iRec0 = 1
#ifdef ALLOW_OBCS_EAST
C Eastern boundary
IF ( OBEuFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEuFile,fp,Nr,OBEu0,iRec0,myIter,myThid )
ENDIF
IF ( OBEvFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEvFile,fp,Nr,OBEv0,iRec0,myIter,myThid )
ENDIF
IF ( OBEtFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEtFile,fp,Nr,OBEt0,iRec0,myIter,myThid )
ENDIF
IF ( OBEsFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEsFile,fp,Nr,OBEs0,iRec0,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBEwFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEwFile,fp,Nr,OBEw0,iRec0,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBEetaFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEetaFile, fp, 1, OBEeta0, iRec0,
& myIter, myThid )
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_EAST */
#ifdef ALLOW_OBCS_WEST
C Western boundary
IF ( OBWuFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWuFile,fp,Nr,OBWu0,iRec0,myIter,myThid )
ENDIF
IF ( OBWvFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWvFile,fp,Nr,OBWv0,iRec0,myIter,myThid )
ENDIF
IF ( OBWtFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWtFile,fp,Nr,OBWt0,iRec0,myIter,myThid )
ENDIF
IF ( OBWsFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWsFile,fp,Nr,OBWs0,iRec0,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBWwFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWwFile,fp,Nr,OBWw0,iRec0,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBWetaFile .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWetaFile, fp, 1, OBWeta0, iRec0,
& myIter, myThid )
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_WEST */
#ifdef ALLOW_OBCS_NORTH
C Northern boundary
IF ( OBNuFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNuFile,fp,Nr,OBNu0,iRec0,myIter,myThid )
ENDIF
IF ( OBNvFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNvFile,fp,Nr,OBNv0,iRec0,myIter,myThid )
ENDIF
IF ( OBNtFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNtFile,fp,Nr,OBNt0,iRec0,myIter,myThid )
ENDIF
IF ( OBNsFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNsFile,fp,Nr,OBNs0,iRec0,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBNwFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNwFile,fp,Nr,OBNw0,iRec0,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBNetaFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNetaFile, fp, 1, OBNeta0, iRec0,
& myIter, myThid )
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_NORTH */
#ifdef ALLOW_OBCS_SOUTH
C Southern boundary
IF ( OBSuFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSuFile,fp,Nr,OBSu0,iRec0,myIter,myThid )
ENDIF
IF ( OBSvFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSvFile,fp,Nr,OBSv0,iRec0,myIter,myThid )
ENDIF
IF ( OBStFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBStFile,fp,Nr,OBSt0,iRec0,myIter,myThid )
ENDIF
IF ( OBSsFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSsFile,fp,Nr,OBSs0,iRec0,myIter,myThid )
ENDIF
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBSwFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSwFile,fp,Nr,OBSw0,iRec0,myIter,myThid )
ENDIF
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBSetaFile .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSetaFile, fp, 1, OBSeta0, iRec0,
& myIter, myThid )
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_SOUTH */
#ifdef ALLOW_PTRACERS
IF (usePTRACERS) THEN
C read passive tracer boundary values
DO iTr = 1, PTRACERS_numInUse
# ifdef ALLOW_OBCS_EAST
C Eastern boundary
IF ( OBEptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBEptrFile(iTr), fp, Nr,
& OBEptr0(1-Oly,1,1,1,iTr), iRec0,myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_EAST */
# ifdef ALLOW_OBCS_WEST
C Western boundary
IF ( OBWptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_YZ_RL( OBWptrFile(iTr), fp, Nr,
& OBWptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_WEST */
# ifdef ALLOW_OBCS_NORTH
C Northern boundary
IF ( OBNptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBNptrFile(iTr), fp, Nr,
& OBNptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_NORTH */
# ifdef ALLOW_OBCS_SOUTH
C Southern boundary
IF ( OBSptrFile(iTr) .NE. ' ' ) THEN
CALL READ_REC_XZ_RL( OBSptrFile(iTr), fp, Nr,
& OBSptr0(1-Oly,1,1,1,iTr), iRec0, myIter, myThid )
ENDIF
# endif /* ALLOW_OBCS_SOUTH */
C end do iTr
ENDDO
C end if (usePTRACERS)
ENDIF
#endif /* ALLOW_PTRACERS */
_BARRIER
C endif myIter .EQ. nIter0
ENDIF
C endif for periodicForcing
ENDIF
C-- Now interpolate OBSu, OBSv, OBSt, OBSs, OBSptr, etc.
C-- For periodicForcing, aWght = 0. and bWght = 1. so that the
C-- interpolation boilds down to copying the time-independent
C-- forcing field OBSu0 to OBSu
#ifdef ALLOW_OBCS_EAST
IF ( OBEuFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBEu, OBEu0, OBEu1, aWght, bWght, myThid )
IF ( OBEvFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBEv, OBEv0, OBEv1, aWght, bWght, myThid )
IF ( OBEtFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBEt, OBEt0, OBEt1, aWght, bWght, myThid )
IF ( OBEsFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBEs, OBEs0, OBEs1, aWght, bWght, myThid )
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBEwFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBEw, OBEw0, OBEw1, aWght, bWght, myThid )
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBEetaFile .NE. ' ' ) THEN
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO j=1-Oly,sNy+Oly
OBEeta(j,bi,bj) = bWght*OBEeta0(j,bi,bj)
& +aWght*OBEeta1(j,bi,bj)
ENDDO
ENDDO
ENDDO
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_EAST */
#ifdef ALLOW_OBCS_WEST
IF ( OBWuFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBWu, OBWu0, OBWu1, aWght, bWght, myThid )
IF ( OBWvFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBWv, OBWv0, OBWv1, aWght, bWght, myThid )
IF ( OBWtFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBWt, OBWt0, OBWt1, aWght, bWght, myThid )
IF ( OBWsFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBWs, OBWs0, OBWs1, aWght, bWght, myThid )
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBWwFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
& OBWw, OBWw0, OBWw1, aWght, bWght, myThid )
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBWetaFile .NE. ' ' ) THEN
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO j=1-Oly,sNy+Oly
OBWeta(j,bi,bj) = bWght*OBWeta0(j,bi,bj)
& +aWght*OBWeta1(j,bi,bj)
ENDDO
ENDDO
ENDDO
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_WEST */
#ifdef ALLOW_OBCS_NORTH
IF ( OBNuFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBNu, OBNu0, OBNu1, aWght, bWght, myThid )
IF ( OBNvFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBNv, OBNv0, OBNv1, aWght, bWght, myThid )
IF ( OBNtFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBNt, OBNt0, OBNt1, aWght, bWght, myThid )
IF ( OBNsFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBNs, OBNs0, OBNs1, aWght, bWght, myThid )
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBNwFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBNw, OBNw0, OBNw1, aWght, bWght, myThid )
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBNetaFile .NE. ' ' ) THEN
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO i=1-Olx,sNx+Olx
OBNeta(i,bi,bj) = bWght*OBNeta0(i,bi,bj)
& +aWght*OBNeta1(i,bi,bj)
ENDDO
ENDDO
ENDDO
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_NORTH */
#ifdef ALLOW_OBCS_SOUTH
IF ( OBSuFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBSu, OBSu0, OBSu1, aWght, bWght, myThid )
IF ( OBSvFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBSv, OBSv0, OBSv1, aWght, bWght, myThid )
IF ( OBStFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBSt, OBSt0, OBSt1, aWght, bWght, myThid )
IF ( OBSsFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBSs, OBSs0, OBSs1, aWght, bWght, myThid )
# ifdef ALLOW_NONHYDROSTATIC
IF ( OBSwFile .NE. ' ' ) CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
& OBSw, OBSw0, OBSw1, aWght, bWght, myThid )
# endif /* ALLOW_NONHYDROSTATIC */
# ifdef NONLIN_FRSURF
IF ( OBSetaFile .NE. ' ' ) THEN
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO i=1-Olx,sNx+Olx
OBSeta(i,bi,bj) = bWght*OBSeta0(i,bi,bj)
& +aWght*OBSeta1(i,bi,bj)
ENDDO
ENDDO
ENDDO
ENDIF
# endif /* NONLIN_FRSURF */
#endif /* ALLOW_OBCS_SOUTH */
#ifdef ALLOW_PTRACERS
IF (usePTRACERS) THEN
C "interpolate" passive tracer boundary values
DO iTr = 1, PTRACERS_numInUse
# ifdef ALLOW_OBCS_EAST
IF ( OBEptrFile(iTr) .NE. ' ' )
& CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
O OBEptr (1-Oly,1,1,1,iTr),
I OBEptr0(1-Oly,1,1,1,iTr),
I OBEptr1(1-Oly,1,1,1,iTr), aWght, bWght, myThid )
# endif /* ALLOW_OBCS_EAST */
# ifdef ALLOW_OBCS_WEST
IF ( OBWptrFile(iTr) .NE. ' ' )
& CALL OBCS_EXTERNAL_FIELDS_INTERP_YZ(
O OBWptr (1-Oly,1,1,1,iTr),
I OBWptr0(1-Oly,1,1,1,iTr),
I OBWptr1(1-Oly,1,1,1,iTr), aWght, bWght, myThid )
# endif /* ALLOW_OBCS_WEST */
# ifdef ALLOW_OBCS_NORTH
IF ( OBNptrFile(iTr) .NE. ' ' )
& CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
O OBNptr (1-Olx,1,1,1,iTr),
I OBNptr0(1-Olx,1,1,1,iTr),
I OBNptr1(1-Olx,1,1,1,iTr), aWght, bWght, myThid )
# endif /* ALLOW_OBCS_NORTH */
# ifdef ALLOW_OBCS_SOUTH
IF ( OBSptrFile(iTr) .NE. ' ' )
& CALL OBCS_EXTERNAL_FIELDS_INTERP_XZ(
O OBSptr (1-Olx,1,1,1,iTr),
I OBSptr0(1-Olx,1,1,1,iTr),
I OBSptr1(1-Olx,1,1,1,iTr), aWght, bWght, myThid )
# endif /* ALLOW_OBCS_SOUTH */
C end do iTr
ENDDO
C end if (usePTRACERS)
ENDIF
#endif /* ALLOW_PTRACERS */
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: OBCS_EXTERNAL_FIELDS_INTERP_XZ
C !INTERFACE:
SUBROUTINE OBCS_EXTERNAL_FIELDS_INTERP_XZ(
O fld,
I fld0, fld1, aWght, bWght, myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | SUBROUTINE OBCS_EXTERNAL_FIELDS_INTERP_XZ
C | o Interpolate between to records
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C === Global variables ===
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
C !INPUT/OUTPUT PARAMETERS:
C === Routine arguments ===
C myThid - Thread no. that called this routine.
C aWght, bWght :: Interpolation weights
INTEGER myThid
_RL aWght,bWght
_RL fld (1-Olx:sNx+Olx,Nr,nSx,nSy)
_RL fld0(1-Olx:sNx+Olx,Nr,nSx,nSy)
_RL fld1(1-Olx:sNx+Olx,Nr,nSx,nSy)
C !LOCAL VARIABLES:
C === Local arrays ===
C bi,bj,i,j :: loop counters
INTEGER bi,bj,i,k
CEOP
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO K = 1, Nr
DO i=1-Olx,sNx+Olx
fld(i,k,bi,bj) = bWght*fld0(i,k,bi,bj)
& +aWght*fld1(i,k,bi,bj)
ENDDO
ENDDO
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: OBCS_EXTERNAL_FIELDS_INTERP_YZ
C !INTERFACE:
SUBROUTINE OBCS_EXTERNAL_FIELDS_INTERP_YZ(
O fld,
I fld0, fld1, aWght, bWght, myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | SUBROUTINE OBCS_EXTERNAL_FIELDS_INTERP_YZ
C | o Interpolate between to records
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C === Global variables ===
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
C !INPUT/OUTPUT PARAMETERS:
C === Routine arguments ===
C myThid - Thread no. that called this routine.
C aWght, bWght :: Interpolation weights
INTEGER myThid
_RL aWght,bWght
_RL fld (1-Oly:sNy+Oly,Nr,nSx,nSy)
_RL fld0(1-Oly:sNy+Oly,Nr,nSx,nSy)
_RL fld1(1-Oly:sNy+Oly,Nr,nSx,nSy)
C !LOCAL VARIABLES:
C === Local arrays ===
C bi,bj,i,j :: loop counters
INTEGER bi,bj,j,k
CEOP
DO bj = myByLo(myThid), myByHi(myThid)
DO bi = myBxLo(myThid), myBxHi(myThid)
DO K = 1, Nr
DO j=1-Oly,sNy+Oly
fld(j,k,bi,bj) = bWght*fld0(j,k,bi,bj)
& +aWght*fld1(j,k,bi,bj)
ENDDO
ENDDO
ENDDO
ENDDO
#endif /* ALLOW_OBCS AND ALLOW_OBCS_PRESCRIBE */
RETURN
END