| 1 | C $Header: /u/gcmpack/MITgcm_contrib/dgoldberg/shelfice/shelfice_init_fixed.F,v 1.1 2014/08/27 19:26:17 dgoldberg Exp $ | 
| 2 | C $Name:  $ | 
| 3 |  | 
| 4 | #include "SHELFICE_OPTIONS.h" | 
| 5 | #ifdef ALLOW_COST | 
| 6 | # include "COST_OPTIONS.h" | 
| 7 | #endif | 
| 8 | #ifdef ALLOW_CTRL | 
| 9 | # include "CTRL_OPTIONS.h" | 
| 10 | #endif | 
| 11 |  | 
| 12 |  | 
| 13 | SUBROUTINE SHELFICE_INIT_FIXED( myThid ) | 
| 14 | C     *============================================================* | 
| 15 | C     | SUBROUTINE SHELFICE_INIT_FIXED | 
| 16 | C     | o Routine to initialize SHELFICE parameters and variables. | 
| 17 | C     *============================================================* | 
| 18 | C     | Initialize SHELFICE parameters and variables. | 
| 19 | C     *============================================================* | 
| 20 | IMPLICIT NONE | 
| 21 |  | 
| 22 | C     === Global variables === | 
| 23 | #include "SIZE.h" | 
| 24 | #include "EEPARAMS.h" | 
| 25 | #include "PARAMS.h" | 
| 26 | #include "GRID.h" | 
| 27 | #include "SHELFICE.h" | 
| 28 | #ifdef ALLOW_COST | 
| 29 | # include "cost.h" | 
| 30 | # include "SHELFICE_COST.h" | 
| 31 | #endif /* ALLOW_COST */ | 
| 32 |  | 
| 33 | C     === Routine arguments === | 
| 34 | C     myThid ::  Number of this instance of SHELFICE_INIT_FIXED | 
| 35 | INTEGER myThid | 
| 36 |  | 
| 37 | #ifdef ALLOW_SHELFICE | 
| 38 | C     === Local variables === | 
| 39 | C     i, j, bi, bj :: Loop counters | 
| 40 | INTEGER i, j, bi, bj | 
| 41 | #ifdef ALLOW_DIAGNOSTICS | 
| 42 | INTEGER       diagNum | 
| 43 | INTEGER       diagMate | 
| 44 | CHARACTER*8   diagName | 
| 45 | CHARACTER*16  diagCode | 
| 46 | CHARACTER*16  diagUnits | 
| 47 | CHARACTER*(80) diagTitle | 
| 48 | #endif /* ALLOW_DIAGNOSTICS */ | 
| 49 | #if  (defined (ALLOW_SHIFWFLX_COST_CONTRIBUTION) && \ | 
| 50 | defined (ALLOW_SHIFWFLX_CONTROL)) | 
| 51 | _RL dummy | 
| 52 | #endif | 
| 53 |  | 
| 54 | #ifdef ALLOW_MNC | 
| 55 | C     Initialize MNC variable information for SHELFICE | 
| 56 | IF ( useMNC .AND. (shelfice_tave_mnc.OR.shelfice_dump_mnc) | 
| 57 | &    ) THEN | 
| 58 | CALL SHELFICE_MNC_INIT( myThid ) | 
| 59 | ENDIF | 
| 60 | #endif /* ALLOW_MNC */ | 
| 61 |  | 
| 62 | C----------------------------------------------------------------------- | 
| 63 | C--   Initialize SHELFICE variables kTopC | 
| 64 | C--   kTopC is the same as kSurfC, except for places over land. | 
| 65 | C--   Over land (completely dry cells), kTop = 0, while kSurfC = Nr+1 | 
| 66 | C----------------------------------------------------------------------- | 
| 67 |  | 
| 68 | DO bj = myByLo(myThid), myByHi(myThid) | 
| 69 | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 70 | DO j = 1-OLy, sNy+OLy | 
| 71 | DO i = 1-OLx, sNx+OLx | 
| 72 | IF ( kSurfC(i,j,bi,bj).LE.Nr ) THEN | 
| 73 | kTopC(i,j,bi,bj) = kSurfC(i,j,bi,bj) | 
| 74 | ELSE | 
| 75 | kTopC(i,j,bi,bj) = 0 | 
| 76 | ENDIF | 
| 77 | shelficeMassInit   (i,j,bi,bj) = 0. _d 0 | 
| 78 | shelficeLoadAnomaly(i,j,bi,bj) = 0. _d 0 | 
| 79 | shelficemassdynamics(i,j,bi,bj) = 0. _d 0 | 
| 80 | ENDDO | 
| 81 | ENDDO | 
| 82 | ENDDO | 
| 83 | ENDDO | 
| 84 | #ifdef ALLOW_COST | 
| 85 | #if  (defined (ALLOW_SHIFWFLX_COST_CONTRIBUTION) && \ | 
| 86 | defined (ALLOW_SHIFWFLX_CONTROL)) | 
| 87 | IF ( shifwflx_errfile .NE. ' ' ) THEN | 
| 88 | CALL READ_REC_XY_RL( shifwflx_errfile, wshifwflx, 1, 0, myThid ) | 
| 89 | ENDIF | 
| 90 |  | 
| 91 | DO bj = myByLo(myThid), myByHi(myThid) | 
| 92 | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 93 | DO j = 1-OLy, sNy+OLy | 
| 94 | DO i = 1-OLx, sNx+OLx | 
| 95 | c--   Test for missing values. | 
| 96 | IF (wshifwflx(i,j,bi,bj) .LT. -9900.) THEN | 
| 97 | wshifwflx(i,j,bi,bj) = 0. _d 0 | 
| 98 | ENDIF | 
| 99 | c--   use weight as mask | 
| 100 | wshifwflx(i,j,bi,bj) = | 
| 101 | &         max(wshifwflx(i,j,bi,bj),wshifwflx0) | 
| 102 | &         *maskSHI(i,j,1,bi,bj) | 
| 103 | IF (wshifwflx(i,j,bi,bj) .NE. 0.) THEN | 
| 104 | wshifwflx(i,j,bi,bj) = | 
| 105 | &          1./wshifwflx(i,j,bi,bj)/wshifwflx(i,j,bi,bj) | 
| 106 | ENDIF | 
| 107 | ENDDO | 
| 108 | ENDDO | 
| 109 | ENDDO | 
| 110 | ENDDO | 
| 111 | CALL ACTIVE_WRITE_XY_LOC( 'wshifwflx', wshifwflx, | 
| 112 | &                          1, 0, myThid, dummy ) | 
| 113 | #endif /* ALLOW_SHIFWFLX_COST_CONTRIBUTION and ALLOW_SHIFWFLX_CONTROL */ | 
| 114 | #endif /* ALLOW_COST */ | 
| 115 |  | 
| 116 | IF ( SHELFICEloadAnomalyFile .NE. ' ' ) THEN | 
| 117 | CALL READ_FLD_XY_RS( SHELFICEloadAnomalyFile, ' ', | 
| 118 | &                      shelficeLoadAnomaly, 0, myThid ) | 
| 119 | ENDIF | 
| 120 | IF ( SHELFICEmassFile.NE.' ' ) THEN | 
| 121 | CALL READ_FLD_XY_RS( SHELFICEmassFile, ' ', | 
| 122 | &                      shelficeMassInit, 0, myThid ) | 
| 123 | ELSE | 
| 124 | DO bj = myByLo(myThid), myByHi(myThid) | 
| 125 | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 126 | DO j = 1, sNy | 
| 127 | DO i = 1, sNx | 
| 128 | shelficeMassInit(i,j,bi,bj) = | 
| 129 | &         shelficeLoadAnomaly(i,j,bi,bj)*recip_gravity | 
| 130 | &       - rhoConst*Ro_surf(i,j,bi,bj) | 
| 131 | ENDDO | 
| 132 | ENDDO | 
| 133 | ENDDO | 
| 134 | ENDDO | 
| 135 | ENDIF | 
| 136 | _EXCH_XY_RS( shelficeMassInit, myThid ) | 
| 137 | call write_fld_xy_rs ('shelficemassinit','',shelficemassinit, | 
| 138 | &  0, mythid) | 
| 139 |  | 
| 140 | c     IF ( SHELFICEloadAnomalyFile .EQ. ' ' ) THEN | 
| 141 | C-   In case we need shelficeLoadAnomaly in phi0surf for initial pressure | 
| 142 | C    calculation when useDynP_inEos_Zc | 
| 143 | DO bj = myByLo(myThid), myByHi(myThid) | 
| 144 | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 145 | DO j = 1-OLy, sNy+OLy | 
| 146 | DO i = 1-OLx, sNx+OLx | 
| 147 | shelficeLoadAnomaly(i,j,bi,bj) = gravity | 
| 148 | &      *(shelficeMassInit(i,j,bi,bj)+rhoConst*Ro_surf(i,j,bi,bj)) | 
| 149 | ENDDO | 
| 150 | ENDDO | 
| 151 | ENDDO | 
| 152 | ENDDO | 
| 153 | c     ELSE | 
| 154 | c      _EXCH_XY_RS( shelficeLoadAnomaly, myThid ) | 
| 155 | c     ENDIF | 
| 156 | IF ( debugLevel.GE.debLevC ) THEN | 
| 157 | CALL WRITE_FLD_XY_RS( 'SHICE_pLoadAnom', ' ', | 
| 158 | I                       shelficeLoadAnomaly, -1, myThid ) | 
| 159 | ENDIF | 
| 160 |  | 
| 161 | IF ( SHELFICEallowThinIceMass .and. | 
| 162 | & SHELFICEDynamicsFile .NE. ' ' ) THEN | 
| 163 | CALL READ_FLD_XY_RS( SHELFICEDynamicsFile, ' ', | 
| 164 | &                      shelficemassdynamics, 0, myThid ) | 
| 165 | ENDIF | 
| 166 |  | 
| 167 | #ifdef ALLOW_DIAGNOSTICS | 
| 168 | IF ( useDiagnostics ) THEN | 
| 169 | diagName  = 'SHIfwFlx' | 
| 170 | diagTitle = 'Ice shelf fresh water flux (positive upward)' | 
| 171 | diagUnits = 'kg/m^2/s        ' | 
| 172 | diagCode  = 'SM      L1      ' | 
| 173 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 174 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 175 |  | 
| 176 | diagName  = 'SHIhtFlx' | 
| 177 | diagTitle = 'Ice shelf heat flux  (positive upward)' | 
| 178 | diagUnits = 'W/m^2           ' | 
| 179 | diagCode  = 'SM      L1      ' | 
| 180 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 181 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 182 |  | 
| 183 | diagName  = 'SHIUDrag' | 
| 184 | diagTitle = 'U momentum tendency from ice shelf drag' | 
| 185 | diagUnits = 'm/s^2           ' | 
| 186 | diagCode  = 'UU      MR      ' | 
| 187 | diagMate  = diagNum + 2 | 
| 188 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 189 | I      diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) | 
| 190 |  | 
| 191 | diagName  = 'SHIVDrag' | 
| 192 | diagTitle = 'V momentum tendency from ice shelf drag' | 
| 193 | diagUnits = 'm/s^2           ' | 
| 194 | diagCode  = 'VV      MR      ' | 
| 195 | diagMate  = diagNum | 
| 196 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 197 | I      diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) | 
| 198 |  | 
| 199 | diagName  = 'SHIForcT' | 
| 200 | diagTitle = 'Ice shelf forcing for theta, >0 increases theta' | 
| 201 | diagUnits = 'W/m^2           ' | 
| 202 | diagCode  = 'SM      L1      ' | 
| 203 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 204 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 205 |  | 
| 206 | diagName  = 'SHIForcS' | 
| 207 | diagTitle = 'Ice shelf forcing for salt, >0 increases salt' | 
| 208 | diagUnits = 'g/m^2/s         ' | 
| 209 | diagCode  = 'SM      L1      ' | 
| 210 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 211 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 212 |  | 
| 213 | diagName  = 'SHIgammT' | 
| 214 | diagTitle = 'Ice shelf exchange coefficient for theta' | 
| 215 | diagUnits = 'm/s             ' | 
| 216 | diagCode  = 'SM      L1      ' | 
| 217 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 218 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 219 |  | 
| 220 | diagName  = 'SHIgammS' | 
| 221 | diagTitle = 'Ice shelf exchange coefficient for salt' | 
| 222 | diagUnits = 'm/s             ' | 
| 223 | diagCode  = 'SM      L1      ' | 
| 224 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 225 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 226 |  | 
| 227 | diagName  = 'SHI_mass' | 
| 228 | diagTitle = 'dynamic ice shelf mass for surface load anomaly' | 
| 229 | diagUnits = 'kg/m^2          ' | 
| 230 | diagCode  = 'SM      L1      ' | 
| 231 | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 232 | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 233 | ENDIF | 
| 234 | #endif /* ALLOW_DIAGNOSTICS */ | 
| 235 | #endif /* ALLOW_SHELFICE */ | 
| 236 |  | 
| 237 | RETURN | 
| 238 | END |