| 1 |
C $Header: /u/gcmpack/MITgcm/pkg/obcs/obcs_apply_uv.F,v 1.6 2011/04/26 23:36:25 jmc Exp $ |
| 2 |
C $Name: $ |
| 3 |
|
| 4 |
#include "OBCS_OPTIONS.h" |
| 5 |
|
| 6 |
CBOP |
| 7 |
C !ROUTINE: OBCS_APPLY_UV |
| 8 |
C !INTERFACE: |
| 9 |
SUBROUTINE OBCS_APPLY_UV( bi, bj, kArg, |
| 10 |
U uFld, vFld, |
| 11 |
I myThid ) |
| 12 |
|
| 13 |
C !DESCRIPTION: |
| 14 |
C *==========================================================* |
| 15 |
C | S/R OBCS_APPLY_UV |
| 16 |
C *==========================================================* |
| 17 |
|
| 18 |
C !USES: |
| 19 |
IMPLICIT NONE |
| 20 |
C == Global variables == |
| 21 |
#include "SIZE.h" |
| 22 |
#include "EEPARAMS.h" |
| 23 |
#include "PARAMS.h" |
| 24 |
#include "GRID.h" |
| 25 |
#include "OBCS_PARAMS.h" |
| 26 |
#include "OBCS_GRID.h" |
| 27 |
#include "OBCS_FIELDS.h" |
| 28 |
|
| 29 |
C !INPUT/OUTPUT PARAMETERS: |
| 30 |
C == Routine Arguments == |
| 31 |
C bi, bj :: indices of current tile |
| 32 |
C kArg :: index of current level which OBC applies to |
| 33 |
C or, if zero, apply to all levels |
| 34 |
C uFld :: horizontal velocity field, 1rst component (zonal) |
| 35 |
C vFld :: horizontal velocity field, 2nd component (meridional) |
| 36 |
C myThid :: my Thread Id number |
| 37 |
c INTEGER biArg, bjArg |
| 38 |
INTEGER bi, bj |
| 39 |
INTEGER kArg |
| 40 |
_RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 41 |
_RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 42 |
INTEGER myThid |
| 43 |
CEOP |
| 44 |
|
| 45 |
#ifdef ALLOW_OBCS |
| 46 |
|
| 47 |
C !LOCAL VARIABLES: |
| 48 |
C == Local variables == |
| 49 |
c INTEGER bi, bj, itLo, itHi, jtLo, jtHi |
| 50 |
INTEGER k, kLo, kHi |
| 51 |
INTEGER i, j |
| 52 |
INTEGER Iobc, Jobc |
| 53 |
|
| 54 |
C-- Set model variables to OB values on North/South Boundaries: |
| 55 |
C 2 steps: 1) set tangential component ; 2) set normal component. |
| 56 |
C This ensures that the normal component is set correctly even |
| 57 |
C when it conficts with tangential setting from an other OB. |
| 58 |
|
| 59 |
c IF ( biArg.EQ.0 .OR. bjArg.EQ.0 ) THEN |
| 60 |
c itLo = myBxLo(myThid) |
| 61 |
c itHi = myBxHi(myThid) |
| 62 |
c jtLo = myByLo(myThid) |
| 63 |
c jtHi = myByHi(myThid) |
| 64 |
c ELSE |
| 65 |
c itLo = biArg |
| 66 |
c itHi = biArg |
| 67 |
c jtLo = bjArg |
| 68 |
c jtHi = bjArg |
| 69 |
c ENDIF |
| 70 |
IF ( kArg.EQ.0 ) THEN |
| 71 |
kLo = 1 |
| 72 |
kHi = Nr |
| 73 |
ELSE |
| 74 |
kLo = kArg |
| 75 |
kHi = kArg |
| 76 |
ENDIF |
| 77 |
|
| 78 |
c DO bj = jtLo,jtHi |
| 79 |
c DO bi = itLo,itHi |
| 80 |
|
| 81 |
C-- Set Tangential component first: |
| 82 |
|
| 83 |
#ifdef ALLOW_OBCS_NORTH |
| 84 |
IF ( tileHasOBN(bi,bj) ) THEN |
| 85 |
C Northern boundary |
| 86 |
DO i=1-Olx,sNx+Olx |
| 87 |
Jobc = OB_Jn(i,bi,bj) |
| 88 |
IF ( Jobc.NE.0 ) THEN |
| 89 |
DO k = kLo,kHi |
| 90 |
uFld(i,Jobc,k,bi,bj) = OBNu(i,k,bi,bj) |
| 91 |
& *_maskW(i,Jobc,k,bi,bj) |
| 92 |
ENDDO |
| 93 |
ENDIF |
| 94 |
ENDDO |
| 95 |
ENDIF |
| 96 |
#endif |
| 97 |
#ifdef ALLOW_OBCS_SOUTH |
| 98 |
IF ( tileHasOBS(bi,bj) ) THEN |
| 99 |
C Southern boundary |
| 100 |
DO i=1-Olx,sNx+Olx |
| 101 |
Jobc = OB_Js(i,bi,bj) |
| 102 |
IF ( Jobc.NE.0 ) THEN |
| 103 |
DO k = kLo,kHi |
| 104 |
uFld(i,Jobc,k,bi,bj) = OBSu(i,k,bi,bj) |
| 105 |
& *_maskW(i,Jobc,k,bi,bj) |
| 106 |
ENDDO |
| 107 |
ENDIF |
| 108 |
ENDDO |
| 109 |
ENDIF |
| 110 |
#endif |
| 111 |
|
| 112 |
C Set model variables to OB values on East/West Boundaries |
| 113 |
#ifdef ALLOW_OBCS_EAST |
| 114 |
IF ( tileHasOBE(bi,bj) ) THEN |
| 115 |
C Eastern boundary |
| 116 |
DO j=1-Oly,sNy+Oly |
| 117 |
Iobc = OB_Ie(j,bi,bj) |
| 118 |
IF ( Iobc.NE.0 ) THEN |
| 119 |
DO k = kLo,kHi |
| 120 |
vFld(Iobc,j,k,bi,bj) = OBEv(j,k,bi,bj) |
| 121 |
& *_maskS(Iobc,j,k,bi,bj) |
| 122 |
ENDDO |
| 123 |
ENDIF |
| 124 |
ENDDO |
| 125 |
ENDIF |
| 126 |
#endif |
| 127 |
#ifdef ALLOW_OBCS_WEST |
| 128 |
IF ( tileHasOBW(bi,bj) ) THEN |
| 129 |
C Western boundary |
| 130 |
DO j=1-Oly,sNy+Oly |
| 131 |
Iobc = OB_Iw(j,bi,bj) |
| 132 |
IF ( Iobc.NE.0 ) THEN |
| 133 |
DO k = kLo,kHi |
| 134 |
vFld(Iobc,j,k,bi,bj) = OBWv(j,k,bi,bj) |
| 135 |
& *_maskS(Iobc,j,k,bi,bj) |
| 136 |
ENDDO |
| 137 |
ENDIF |
| 138 |
ENDDO |
| 139 |
ENDIF |
| 140 |
#endif |
| 141 |
|
| 142 |
C-- Then set Normal component: |
| 143 |
|
| 144 |
#ifdef ALLOW_OBCS_NORTH |
| 145 |
IF ( tileHasOBN(bi,bj) ) THEN |
| 146 |
C Northern boundary |
| 147 |
DO i=1-Olx,sNx+Olx |
| 148 |
Jobc = OB_Jn(i,bi,bj) |
| 149 |
IF ( Jobc.NE.0 ) THEN |
| 150 |
DO k = kLo,kHi |
| 151 |
vFld(i,Jobc,k,bi,bj) = OBNv(i,k,bi,bj) |
| 152 |
& *_maskS(i,Jobc,k,bi,bj) |
| 153 |
vFld(i,Jobc+1,k,bi,bj) = OBNv(i,k,bi,bj) |
| 154 |
& *_maskS(i,Jobc,k,bi,bj) |
| 155 |
& *OBCS_uvApplyFac |
| 156 |
ENDDO |
| 157 |
ENDIF |
| 158 |
ENDDO |
| 159 |
ENDIF |
| 160 |
#endif |
| 161 |
#ifdef ALLOW_OBCS_SOUTH |
| 162 |
IF ( tileHasOBS(bi,bj) ) THEN |
| 163 |
C Southern boundary |
| 164 |
DO i=1-Olx,sNx+Olx |
| 165 |
Jobc = OB_Js(i,bi,bj) |
| 166 |
IF ( Jobc.NE.0 ) THEN |
| 167 |
DO k = kLo,kHi |
| 168 |
vFld(i,Jobc+1,k,bi,bj) = OBSv(i,k,bi,bj) |
| 169 |
& *_maskS(i,Jobc+1,k,bi,bj) |
| 170 |
vFld(i,Jobc,k,bi,bj) = OBSv(i,k,bi,bj) |
| 171 |
& *_maskS(i,Jobc+1,k,bi,bj) |
| 172 |
& *OBCS_uvApplyFac |
| 173 |
ENDDO |
| 174 |
ENDIF |
| 175 |
ENDDO |
| 176 |
ENDIF |
| 177 |
#endif |
| 178 |
|
| 179 |
C Set model variables to OB values on East/West Boundaries |
| 180 |
#ifdef ALLOW_OBCS_EAST |
| 181 |
IF ( tileHasOBE(bi,bj) ) THEN |
| 182 |
C Eastern boundary |
| 183 |
DO j=1-Oly,sNy+Oly |
| 184 |
Iobc = OB_Ie(j,bi,bj) |
| 185 |
IF ( Iobc.NE.0 ) THEN |
| 186 |
DO k = kLo,kHi |
| 187 |
uFld(Iobc,j,k,bi,bj) = OBEu(j,k,bi,bj) |
| 188 |
& *_maskW(Iobc,j,k,bi,bj) |
| 189 |
uFld(Iobc+1,j,k,bi,bj) = OBEu(j,K,bi,bj) |
| 190 |
& *_maskW(Iobc,j,k,bi,bj) |
| 191 |
& *OBCS_uvApplyFac |
| 192 |
ENDDO |
| 193 |
ENDIF |
| 194 |
ENDDO |
| 195 |
ENDIF |
| 196 |
#endif |
| 197 |
#ifdef ALLOW_OBCS_WEST |
| 198 |
IF ( tileHasOBW(bi,bj) ) THEN |
| 199 |
C Western boundary |
| 200 |
DO j=1-Oly,sNy+Oly |
| 201 |
Iobc = OB_Iw(j,bi,bj) |
| 202 |
IF ( Iobc.NE.0 ) THEN |
| 203 |
DO k = kLo,kHi |
| 204 |
uFld(Iobc+1,j,k,bi,bj) = OBWu(j,k,bi,bj) |
| 205 |
& *_maskW(Iobc+1,j,k,bi,bj) |
| 206 |
uFld(Iobc,j,k,bi,bj) = OBWu(j,k,bi,bj) |
| 207 |
& *_maskW(Iobc+1,j,k,bi,bj) |
| 208 |
& *OBCS_uvApplyFac |
| 209 |
ENDDO |
| 210 |
ENDIF |
| 211 |
ENDDO |
| 212 |
ENDIF |
| 213 |
#endif |
| 214 |
|
| 215 |
c ENDDO |
| 216 |
c ENDDO |
| 217 |
|
| 218 |
#endif /* ALLOW_OBCS */ |
| 219 |
|
| 220 |
RETURN |
| 221 |
END |
Parent Directory
| 
Revision Log
| 
Revision Graph