| 1 |
jmc |
1.50 |
C $Header: /u/gcmpack/MITgcm/model/src/ini_depths.F,v 1.49 2011/06/08 01:21:14 jmc Exp $ |
| 2 |
adcroft |
1.23 |
C $Name: $ |
| 3 |
cnh |
1.1 |
|
| 4 |
mlosch |
1.35 |
#include "PACKAGES_CONFIG.h" |
| 5 |
cnh |
1.16 |
#include "CPP_OPTIONS.h" |
| 6 |
cnh |
1.1 |
|
| 7 |
cnh |
1.26 |
CBOP |
| 8 |
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C !ROUTINE: INI_DEPTHS |
| 9 |
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C !INTERFACE: |
| 10 |
cnh |
1.1 |
SUBROUTINE INI_DEPTHS( myThid ) |
| 11 |
jmc |
1.48 |
|
| 12 |
cnh |
1.26 |
C !DESCRIPTION: \bv |
| 13 |
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C *==========================================================* |
| 14 |
jmc |
1.31 |
C | SUBROUTINE INI_DEPTHS |
| 15 |
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C | o define R_position of Lower and Surface Boundaries |
| 16 |
cnh |
1.26 |
C *==========================================================* |
| 17 |
jmc |
1.31 |
C |atmosphere orography: |
| 18 |
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C | define either in term of P_topo or converted from Z_topo |
| 19 |
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C |ocean bathymetry: |
| 20 |
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C | The depths of the bottom of the model is specified in |
| 21 |
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C | terms of an XY map with one depth for each column of |
| 22 |
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C | grid cells. Depths do not have to coincide with the |
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C | model levels. The model lopping algorithm makes it |
| 24 |
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C | possible to represent arbitrary depths. |
| 25 |
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C | The mode depths map also influences the models topology |
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C | By default the model domain wraps around in X and Y. |
| 27 |
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C | This default doubly periodic topology is "supressed" |
| 28 |
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C | if a depth map is defined which closes off all wrap |
| 29 |
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C | around flow. |
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cnh |
1.26 |
C *==========================================================* |
| 31 |
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C \ev |
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| 33 |
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C !USES: |
| 34 |
adcroft |
1.17 |
IMPLICIT NONE |
| 35 |
cnh |
1.1 |
C === Global variables === |
| 36 |
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#include "SIZE.h" |
| 37 |
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#include "EEPARAMS.h" |
| 38 |
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#include "PARAMS.h" |
| 39 |
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#include "GRID.h" |
| 40 |
jmc |
1.27 |
#include "SURFACE.h" |
| 41 |
edhill |
1.39 |
#ifdef ALLOW_MNC |
| 42 |
mlosch |
1.40 |
# include "MNC_PARAMS.h" |
| 43 |
edhill |
1.39 |
#endif |
| 44 |
cnh |
1.1 |
|
| 45 |
cnh |
1.26 |
C !INPUT/OUTPUT PARAMETERS: |
| 46 |
cnh |
1.1 |
C == Routine arguments == |
| 47 |
jmc |
1.48 |
C myThid :: my Thread Id number |
| 48 |
cnh |
1.1 |
INTEGER myThid |
| 49 |
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| 50 |
cnh |
1.26 |
C !LOCAL VARIABLES: |
| 51 |
cnh |
1.1 |
C == Local variables == |
| 52 |
jmc |
1.48 |
C iG, jG :: Global coordinate index |
| 53 |
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C bi, bj :: Tile indices |
| 54 |
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C i, j :: Loop counters |
| 55 |
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C oldPrec :: Temporary used in controlling binary input dataset precision |
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C msgBuf :: Informational/error message buffer |
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cnh |
1.1 |
INTEGER iG, jG |
| 58 |
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INTEGER bi, bj |
| 59 |
jmc |
1.48 |
INTEGER i, j |
| 60 |
jmc |
1.24 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
| 61 |
cnh |
1.26 |
CEOP |
| 62 |
jmc |
1.24 |
|
| 63 |
jmc |
1.31 |
IF (usingPCoords .AND. bathyFile .NE. ' ' |
| 64 |
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& .AND. topoFile .NE. ' ' ) THEN |
| 65 |
jmc |
1.24 |
WRITE(msgBuf,'(A,A)') |
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& 'S/R INI_DEPTHS: both bathyFile & topoFile are specified:', |
| 67 |
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& ' select the right one !' |
| 68 |
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CALL PRINT_ERROR( msgBuf , myThid) |
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STOP 'ABNORMAL END: S/R INI_DEPTHS' |
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ENDIF |
| 71 |
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| 72 |
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C------ |
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C 0) Initialize R_low and Ro_surf (define an empty domain) |
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C------ |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 77 |
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DO j=1-Oly,sNy+Oly |
| 78 |
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DO i=1-Olx,sNx+Olx |
| 79 |
jmc |
1.36 |
R_low(i,j,bi,bj) = 0. _d 0 |
| 80 |
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Ro_surf(i,j,bi,bj) = 0. _d 0 |
| 81 |
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topoZ(i,j,bi,bj) = 0. _d 0 |
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jmc |
1.24 |
ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
| 86 |
cnh |
1.1 |
|
| 87 |
jmc |
1.36 |
C- Need to synchronize here before doing master-thread IO |
| 88 |
jmc |
1.46 |
C this is done within IO routines => no longer needed |
| 89 |
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c _BARRIER |
| 90 |
jmc |
1.36 |
|
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jmc |
1.24 |
C------ |
| 92 |
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C 1) Set R_low = the Lower (in r sense) boundary of the fluid column : |
| 93 |
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C------ |
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jmc |
1.31 |
IF (usingPCoords .OR. bathyFile .EQ. ' ') THEN |
| 95 |
jmc |
1.24 |
C- e.g., atmosphere : R_low = Top of atmosphere |
| 96 |
jmc |
1.25 |
C- ocean : R_low = Bottom |
| 97 |
cnh |
1.4 |
DO bj = myByLo(myThid), myByHi(myThid) |
| 98 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 99 |
jmc |
1.25 |
DO j=1,sNy |
| 100 |
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DO i=1,sNx |
| 101 |
jmc |
1.24 |
R_low(i,j,bi,bj) = rF(Nr+1) |
| 102 |
cnh |
1.4 |
ENDDO |
| 103 |
cnh |
1.1 |
ENDDO |
| 104 |
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ENDDO |
| 105 |
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ENDDO |
| 106 |
cnh |
1.4 |
ELSE |
| 107 |
edhill |
1.39 |
|
| 108 |
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#ifdef ALLOW_MNC |
| 109 |
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IF (useMNC .AND. mnc_read_bathy) THEN |
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CALL MNC_CW_ADD_VNAME('bathy', 'Cen_xy_Hn__-__-', 3,4, myThid) |
| 111 |
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CALL MNC_FILE_CLOSE_ALL_MATCHING(bathyFile, myThid) |
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CALL MNC_CW_SET_UDIM(bathyFile, 1, myThid) |
| 113 |
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CALL MNC_CW_SET_CITER(bathyFile, 2, -1, -1, -1, myThid) |
| 114 |
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CALL MNC_CW_SET_UDIM(bathyFile, 1, myThid) |
| 115 |
jmc |
1.47 |
CALL MNC_CW_RS_R('D',bathyFile,0,0,'bathy',R_low, myThid) |
| 116 |
edhill |
1.39 |
CALL MNC_FILE_CLOSE_ALL_MATCHING(bathyFile, myThid) |
| 117 |
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CALL MNC_CW_DEL_VNAME('bathy', myThid) |
| 118 |
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ELSE |
| 119 |
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#endif /* ALLOW_MNC */ |
| 120 |
jmc |
1.36 |
C Read the bathymetry using the mid-level I/O package read_write_rec |
| 121 |
adcroft |
1.19 |
C The 0 is the "iteration" argument. The 1 is the record number. |
| 122 |
edhill |
1.39 |
CALL READ_REC_XY_RS( bathyFile, R_low, 1, 0, myThid ) |
| 123 |
jmc |
1.36 |
C Read the bathymetry using the mid-level I/O package read_write_fld |
| 124 |
adcroft |
1.19 |
C The 0 is the "iteration" argument. The ' ' is an empty suffix |
| 125 |
jmc |
1.24 |
c CALL READ_FLD_XY_RS( bathyFile, ' ', R_low, 0, myThid ) |
| 126 |
adcroft |
1.19 |
C Read the bathymetry using the low-level I/O package |
| 127 |
jmc |
1.24 |
c CALL MDSREADFIELD( bathyFile, readBinaryPrec, |
| 128 |
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c & 'RS', 1, R_low, 1, myThid ) |
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edhill |
1.39 |
|
| 130 |
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#ifdef ALLOW_MNC |
| 131 |
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ENDIF |
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#endif /* ALLOW_MNC */ |
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jmc |
1.25 |
ENDIF |
| 136 |
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C- end setup R_low in the interior |
| 137 |
jmc |
1.24 |
|
| 138 |
jmc |
1.36 |
C- fill in the overlap (+ BARRIER): |
| 139 |
jmc |
1.45 |
_EXCH_XY_RS(R_low, myThid ) |
| 140 |
adcroft |
1.21 |
|
| 141 |
jmc |
1.49 |
IF ( debugLevel.GE.debLevC ) THEN |
| 142 |
heimbach |
1.34 |
c PRINT *, ' Calling plot field', myThid |
| 143 |
jmc |
1.37 |
CALL PLOT_FIELD_XYRS( R_low, 'Bottom depths (ini_depths)', |
| 144 |
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& -1, myThid ) |
| 145 |
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ENDIF |
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jmc |
1.31 |
c CALL WRITE_FLD_XY_RS( 'R_low' ,' ', R_low, 0,myThid) |
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jmc |
1.24 |
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c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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| 150 |
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C------ |
| 151 |
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C 2) Set R_surf = Surface boundary: ocean surface / ground for the atmosphere |
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C------ |
| 153 |
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| 154 |
jmc |
1.31 |
IF ( usingPCoords .AND. bathyFile.NE.' ' ) THEN |
| 155 |
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C------ read directly Po_surf from bathyFile (only for backward compatibility) |
| 156 |
jmc |
1.25 |
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| 157 |
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CALL READ_REC_XY_RS( bathyFile, Ro_surf, 1, 0, myThid ) |
| 158 |
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| 159 |
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ELSEIF ( topoFile.EQ.' ' ) THEN |
| 160 |
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C------ set default value: |
| 161 |
jmc |
1.24 |
|
| 162 |
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DO bj = myByLo(myThid), myByHi(myThid) |
| 163 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 164 |
jmc |
1.25 |
DO j=1,sNy |
| 165 |
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DO i=1,sNx |
| 166 |
jmc |
1.43 |
Ro_surf(i,j,bi,bj) = rF(1) |
| 167 |
jmc |
1.24 |
ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ELSE |
| 173 |
jmc |
1.25 |
C------ read from file: |
| 174 |
jmc |
1.24 |
|
| 175 |
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C- read surface topography (in m) from topoFile (case topoFile.NE.' '): |
| 176 |
jmc |
1.36 |
|
| 177 |
jmc |
1.27 |
CALL READ_REC_XY_RS( topoFile, topoZ, 1, 0, myThid ) |
| 178 |
jmc |
1.50 |
_EXCH_XY_RS( topoZ, myThid ) |
| 179 |
jmc |
1.24 |
|
| 180 |
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IF (buoyancyRelation .EQ. 'ATMOSPHERIC') THEN |
| 181 |
jmc |
1.25 |
C---- |
| 182 |
jmc |
1.31 |
C Convert Surface Geopotential to (reference) Surface Pressure |
| 183 |
jmc |
1.24 |
C according to Tref profile, using same discretisation as in calc_phi_hyd |
| 184 |
jmc |
1.25 |
C---- |
| 185 |
jmc |
1.31 |
c CALL WRITE_FLD_XY_RS( 'topo_Z',' ',topoZ,0,myThid) |
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jmc |
1.24 |
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jmc |
1.29 |
CALL INI_P_GROUND( 2, topoZ, |
| 188 |
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O Ro_surf, |
| 189 |
jmc |
1.28 |
I myThid ) |
| 190 |
jmc |
1.24 |
|
| 191 |
adcroft |
1.30 |
C This I/O is now done in write_grid.F |
| 192 |
jmc |
1.31 |
c CALL WRITE_FLD_XY_RS( 'topo_P',' ',Ro_surf,0,myThid) |
| 193 |
jmc |
1.24 |
|
| 194 |
jmc |
1.43 |
ELSEIF ( buoyancyRelation.EQ.'OCEANICP' ) THEN |
| 195 |
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| 196 |
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WRITE(msgBuf,'(A,A)') 'S/R INI_DEPTHS: ', |
| 197 |
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& 'from topoFile (in m) to ref.bottom pressure: Not yet coded' |
| 198 |
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CALL PRINT_ERROR( msgBuf , myThid) |
| 199 |
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STOP 'ABNORMAL END: S/R INI_DEPTHS' |
| 200 |
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| 201 |
jmc |
1.24 |
ELSE |
| 202 |
jmc |
1.25 |
C---- |
| 203 |
jmc |
1.31 |
C Direct Transfer to Ro_surf (e.g., to specify upper ocean boundary |
| 204 |
jmc |
1.29 |
C below an ice-shelf - NOTE - actually not yet implemented ) |
| 205 |
jmc |
1.24 |
DO bj = myByLo(myThid), myByHi(myThid) |
| 206 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 207 |
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DO j=1,sNy |
| 208 |
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DO i=1,sNx |
| 209 |
jmc |
1.27 |
Ro_surf(i,j,bi,bj) = topoZ(i,j,bi,bj) |
| 210 |
jmc |
1.24 |
ENDDO |
| 211 |
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ENDDO |
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ENDDO |
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ENDDO |
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jmc |
1.25 |
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| 215 |
jmc |
1.24 |
ENDIF |
| 216 |
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| 217 |
jmc |
1.25 |
C------ end case "read topoFile" |
| 218 |
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ENDIF |
| 219 |
jmc |
1.24 |
|
| 220 |
jmc |
1.36 |
C----- fill in the overlap (+ BARRIER): |
| 221 |
jmc |
1.45 |
_EXCH_XY_RS(Ro_surf, myThid ) |
| 222 |
jmc |
1.24 |
|
| 223 |
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c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 224 |
adcroft |
1.21 |
|
| 225 |
jmc |
1.24 |
C------ |
| 226 |
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C 3) Close the Domain (special configuration). |
| 227 |
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C------ |
| 228 |
jmc |
1.31 |
IF (usingPCoords) THEN |
| 229 |
adcroft |
1.21 |
DO bj = myByLo(myThid), myByHi(myThid) |
| 230 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 231 |
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DO j=1-Oly,sNy+Oly |
| 232 |
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DO i=1-Olx,sNx+Olx |
| 233 |
jmc |
1.48 |
iG = myXGlobalLo-1+(bi-1)*sNx+i |
| 234 |
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jG = myYGlobalLo-1+(bj-1)*sNy+j |
| 235 |
jmc |
1.24 |
C Test for eastern edge |
| 236 |
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c IF ( iG .EQ. Nx ) Ro_surf(i,j,bi,bj) = 0. |
| 237 |
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C Test for northern edge |
| 238 |
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c IF ( jG .EQ. Ny ) Ro_surf(i,j,bi,bj) = 0. |
| 239 |
jmc |
1.48 |
C- Domain : Symetric % Eq. & closed at N & S boundaries: |
| 240 |
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c IF ( usingSphericalPolarGrid .AND. |
| 241 |
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c & ABS(yC(i,j,bi,bj)).GE.ABS(ygOrigin) ) |
| 242 |
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c & Ro_surf(i,j,bi,bj) = rF(Nr+1) |
| 243 |
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IF ( usingSphericalPolarGrid .AND. |
| 244 |
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& ABS(yC(i,j,bi,bj)).GE.90. ) |
| 245 |
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& Ro_surf(i,j,bi,bj) = rF(Nr+1) |
| 246 |
adcroft |
1.23 |
ENDDO |
| 247 |
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ENDDO |
| 248 |
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ENDDO |
| 249 |
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ENDDO |
| 250 |
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ELSE |
| 251 |
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DO bj = myByLo(myThid), myByHi(myThid) |
| 252 |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
| 253 |
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DO j=1-Oly,sNy+Oly |
| 254 |
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DO i=1-Olx,sNx+Olx |
| 255 |
jmc |
1.48 |
iG = myXGlobalLo-1+(bi-1)*sNx+i |
| 256 |
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jG = myYGlobalLo-1+(bj-1)*sNy+j |
| 257 |
jmc |
1.24 |
C Test for eastern edge |
| 258 |
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c IF ( iG .EQ. Nx ) R_low(i,j,bi,bj) = 0. |
| 259 |
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C Test for northern edge |
| 260 |
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c IF ( jG .EQ. Ny ) R_low(i,j,bi,bj) = 0. |
| 261 |
jmc |
1.48 |
C- Domain : Symetric % Eq. & closed at N & S boundaries: |
| 262 |
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c IF ( usingSphericalPolarGrid .AND. |
| 263 |
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c & ABS(yC(i,j,bi,bj)).GE.ABS(ygOrigin) ) |
| 264 |
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c & R_low(i,j,bi,bj) = rF(1) |
| 265 |
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IF ( usingSphericalPolarGrid .AND. |
| 266 |
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& ABS(yC(i,j,bi,bj)).GE.90. ) |
| 267 |
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& R_low(i,j,bi,bj) = rF(1) |
| 268 |
adcroft |
1.21 |
ENDDO |
| 269 |
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ENDDO |
| 270 |
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ENDDO |
| 271 |
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ENDDO |
| 272 |
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ENDIF |
| 273 |
jmc |
1.24 |
|
| 274 |
jmc |
1.49 |
IF ( debugLevel.GE.debLevC ) THEN |
| 275 |
jmc |
1.46 |
_BARRIER |
| 276 |
jmc |
1.37 |
CALL PLOT_FIELD_XYRS( Ro_surf, |
| 277 |
|
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& 'Surface reference r-position (ini_depths)', |
| 278 |
|
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& -1, myThid ) |
| 279 |
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ENDIF |
| 280 |
jmc |
1.31 |
c CALL WRITE_FLD_XY_RS('Ro_surf',' ',Ro_surf,0,myThid) |
| 281 |
adcroft |
1.23 |
|
| 282 |
jmc |
1.38 |
C-- Everyone else must wait for the depth to be loaded |
| 283 |
jmc |
1.48 |
C- note: not necessary since all single-thread IO above are followed |
| 284 |
jmc |
1.46 |
C by an EXCH (with BARRIER) + BARRIER within IO routine |
| 285 |
|
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c _BARRIER |
| 286 |
jmc |
1.38 |
|
| 287 |
mlosch |
1.40 |
#ifdef ALLOW_OBCS |
| 288 |
|
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IF ( useOBCS ) THEN |
| 289 |
|
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C check for inconsistent topography along boundaries and fix it |
| 290 |
jmc |
1.44 |
CALL OBCS_CHECK_DEPTHS( myThid ) |
| 291 |
mlosch |
1.40 |
C update the overlaps |
| 292 |
jmc |
1.48 |
_EXCH_XY_RS( R_low, myThid ) |
| 293 |
mlosch |
1.40 |
ENDIF |
| 294 |
|
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#endif /* ALLOW_OBCS */ |
| 295 |
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| 296 |
jmc |
1.44 |
#ifdef ALLOW_EXCH2 |
| 297 |
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C Check domain boundary (e.g., in case of missing tiles) |
| 298 |
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CALL EXCH2_CHECK_DEPTHS( R_low, Ro_surf, myThid ) |
| 299 |
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#endif |
| 300 |
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| 301 |
cnh |
1.1 |
RETURN |
| 302 |
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END |
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