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C $Header: /u/gcmpack/MITgcm/pkg/seaice/SEAICE.h,v 1.30 2007/04/24 11:23:42 mlosch Exp $ |
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C $Name: $ |
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CBOP |
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C !ROUTINE: SEAICE.h |
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C !DESCRIPTION: \bv |
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C /==========================================================\ |
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C | SEAICE.h | |
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C | o Basic header for sea ice model. | |
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C | Contains most sea ice field declarations. | |
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C \==========================================================/ |
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C |
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C UICE - zonal ice velocity in m/s at South-West B-grid |
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C (or C-grid #ifdef SEAICE_CGRID) U point |
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C >0 from West to East |
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C UICEC - average of UICE(1) between last two time steps |
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C VICE - meridional ice velocity in m/s at South-West B-grid |
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C (or C-grid #ifdef SEAICE_CGRID) V point |
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C >0 from South to North |
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C note: the South-West B-grid U and V points are on |
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C the lower, left-hand corner of each grid cell |
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C VICEC - average of VICE(1) between last two time steps |
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C AREA - fractional ice-covered area in m^2/m^2 |
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C at center of grid, i.e., tracer point |
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C 0 is no cover, 1 is 100% cover |
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C HEFF - effective ice thickness in m |
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C at center of grid, i.e., tracer point |
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C note: for non-zero AREA, actual ice |
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C thickness is HEFF / AREA |
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C HSNOW - effective snow thickness in m |
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C at center of grid, i.e., tracer point |
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C note: for non-zero AREA, actual snow |
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C thickness is HEFF / AREA |
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C \ev |
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CEOP |
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COMMON/SEAICE_DYNVARS_1/AREA |
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_RL AREA (1-OLx:sNx+OLx,1-OLy:sNy+OLy,3,nSx,nSy) |
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COMMON/SEAICE_DYNVARS_2/UICE,VICE |
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_RL UICE (1-OLx:sNx+OLx,1-OLy:sNy+OLy,3,nSx,nSy) |
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_RL VICE (1-OLx:sNx+OLx,1-OLy:sNy+OLy,3,nSx,nSy) |
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COMMON/SEAICE_DYNVARS_3/ |
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& ETA,ZETA,DRAGS,DRAGA,FORCEX,FORCEY,UICEC,VICEC |
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#ifndef SEAICE_CGRID |
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& , AMASS |
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#else |
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& , seaiceMassC, seaiceMassU, seaiceMassV |
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#endif |
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_RL ETA (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL ZETA (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL DRAGS (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL DRAGA (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#ifndef SEAICE_CGRID |
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_RL AMASS (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#else |
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_RL seaiceMassC(1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL seaiceMassU(1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL seaiceMassV(1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#endif |
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_RL FORCEX (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL FORCEY (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL UICEC (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL VICEC (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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COMMON/SEAICE_DYNVARS_4/ |
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& DWATN, PRESS0, FORCEX0, FORCEY0, ZMAX, ZMIN |
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#ifndef SEAICE_CGRID |
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COMMON/SEAICE_DYNVARS_BGRID/ DAIRN |
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_RL DAIRN (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#endif |
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_RL DWATN (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL PRESS0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL FORCEX0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL FORCEY0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL ZMAX (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL ZMIN (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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COMMON/SEAICE_TRANS/HEFF,HSNOW |
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_RL HEFF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,3,nSx,nSy) |
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_RL HSNOW (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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COMMON/ARRAY/HEFFM |
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#ifdef SEAICE_CGRID |
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& , seaiceMaskU, seaiceMaskV |
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#else |
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& , UVM |
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#endif |
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COMMON/OFL/YNEG |
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COMMON/RIV/RIVER |
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_RL HEFFM (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#ifdef SEAICE_CGRID |
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_RL seaiceMaskU(1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL seaiceMaskV(1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#else |
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_RL UVM (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#endif /* SEAICE_CGRID */ |
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_RL YNEG (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL RIVER (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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#ifdef SEAICE_MULTICATEGORY |
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INTEGER MULTDIM |
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PARAMETER (MULTDIM=7) |
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COMMON/MULTICATEGORY/TICES |
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_RL TICES (1-OLx:sNx+OLx,1-OLy:sNy+OLy,MULTDIM,nSx,nSy) |
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#endif |
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#if (defined (SEAICE_CGRID) && defined (SEAICE_ALLOW_EVP)) |
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C |
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C additional fields needed by the EVP solver |
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C |
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C seaice_sigma1 - sigma11+sigma22, defined at C-points |
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C seaice_sigma2 - sigma11-sigma22, defined at C-points |
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C seaice_sigma12 - off-diagonal term, defined at Z-points |
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C stressDivergenceX/Y - divergence of stress tensor |
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COMMON /SEAICE_EVP_FIELDS/ |
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& stressDivergenceX, stressDivergenceY, |
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& seaice_sigma1, seaice_sigma2, seaice_sigma12 |
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_RL stressDivergenceX(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL stressDivergenceY(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL seaice_sigma1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL seaice_sigma2 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL seaice_sigma12 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#endif /* SEAICE_ALLOW_EVP and SEAICE_CGRID */ |
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COMMON/MIX/TMIX,TICE |
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COMMON/GWATXY/GWATX,GWATY |
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COMMON/WIND/WINDX,WINDY,TAUX,TAUY |
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_RL TMIX (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL TICE (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL GWATX (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL GWATY (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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C TAUX - zonal wind stress over ice at U point |
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C TAUY - meridional wind stress over ice at V point |
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C WINDX - zonal wind stress over water at C points |
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C WINDY - meridional wind stress over water at C points |
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_RL WINDX (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL WINDY (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL TAUX (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL TAUY (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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COMMON/COUNT/ICOUNT |
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COMMON/DAY/IDELT |
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INTEGER ICOUNT, IDELT |
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C-- KGEO Level used as a proxy for geostrophic velocity. |
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COMMON/SEAICE_KGEO/KGEO |
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integer KGEO (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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C-- SWFRACB Fraction of SW radiation penetrating the first layer |
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COMMON/SEAICE_SWFRACB/SWFRACB |
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_RL SWFRACB |
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#ifdef ALLOW_AUTODIFF_TAMC |
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integer iicekey |
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integer nEVPstepMax |
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parameter ( nEVPstepMax=120 ) |
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#endif |
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CEH3 ;;; Local Variables: *** |
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CEH3 ;;; mode:fortran *** |
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CEH3 ;;; End: *** |
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