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C $Header: /u/gcmpack/MITgcm_contrib/dgoldberg/streamice/streamice_advect_thickness.F,v 1.6 2013/01/09 21:56:18 dgoldberg Exp $ |
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C $Name: $ |
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#include "STREAMICE_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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SUBROUTINE STREAMICE_ADVECT_THICKNESS ( myThid, time_step ) |
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C /============================================================\ |
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C | SUBROUTINE | |
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C | o | |
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C |============================================================| |
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C | | |
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C \============================================================/ |
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IMPLICIT NONE |
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C === Global variables === |
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#include "SIZE.h" |
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#include "GRID.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "STREAMICE.h" |
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#include "STREAMICE_ADV.h" |
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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#endif |
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INTEGER myThid |
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_RL time_step |
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#ifdef ALLOW_STREAMICE |
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INTEGER i, j, bi, bj |
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_RL thick_bd |
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_RL SLOPE_LIMITER |
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_RL sec_per_year, time_step_loc, MR, SMB, TMB |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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external SLOPE_LIMITER |
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sec_per_year = 365.*86400. |
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time_step_loc = time_step / sec_per_year |
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PRINT *, "time_step_loc ", time_step_loc |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE streamice_hmask = comlev1, key=ikey_dynamics |
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#endif |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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H_streamice_prev(i,j,bi,bj) = |
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& H_streamice(i,j,bi,bj) |
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hflux_x_SI (i,j,bi,bj) = 0. _d 0 |
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hflux_y_SI (i,j,bi,bj) = 0. _d 0 |
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hflux_x_SI2 (i,j,bi,bj) = 0. _d 0 |
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hflux_y_SI2 (i,j,bi,bj) = 0. _d 0 |
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IF (STREAMICE_hmask(i,j,bi,bj).eq.1.0) THEN |
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h_after_uflux_SI (i,j,bi,bj) = |
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& H_streamice (i,j,bi,bj) |
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ENDIF |
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thick_bd = h_bdry_values_SI (i,j,bi,bj) |
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IF (thick_bd .ne. 0. _d 0) THEN |
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h_after_uflux_SI (i,j,bi,bj) = thick_bd |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE h_after_uflux_si = comlev1, key=ikey_dynamics |
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CADJ STORE streamice_hmask = comlev1, key=ikey_dynamics |
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#endif |
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CALL STREAMICE_ADVECT_THICKNESS_X ( myThid, |
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O hflux_x_SI, |
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O h_after_uflux_SI, |
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I time_step_loc ) |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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h_after_vflux_SI (i,j,bi,bj) = |
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& h_after_uflux_SI (i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE h_after_vflux_si = comlev1, key=ikey_dynamics |
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CADJ STORE streamice_hmask = comlev1, key=ikey_dynamics |
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#endif |
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CALL STREAMICE_ADVECT_THICKNESS_Y ( myThid, |
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O hflux_y_SI, |
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O h_after_vflux_SI, |
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I time_step_loc ) |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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IF (STREAMICE_hmask(i,j,bi,bj).eq.1.0) THEN |
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H_streamice (i,j,bi,bj) = |
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& h_after_vflux_SI (i,j,bi,bj) |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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CALL STREAMICE_ADV_FRONT ( myThid, time_step_loc ) |
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! NOW WE APPLY MELT RATES !! |
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! THIS MAY BE MOVED TO A SEPARATE SUBROUTINE |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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IF (STREAMICE_hmask(i,j,bi,bj).eq.1.0 .or. |
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& STREAMICE_hmask(i,j,bi,bj).eq.2.0) THEN |
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MR = (1.-float_frac_streamice(i,j,bi,bj)) * |
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& BDOT_STREAMICE(i,j,bi,bj) |
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SMB = ADOT_STREAMICE(i,j,bi,bj) |
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TMB = SMB - MR |
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IF ((TMB.lt.0.0) .and. |
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& (MR * time_step_loc .gt. |
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& H_streamice (i,j,bi,bj))) THEN |
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H_streamice (i,j,bi,bj) = 0. _d 0 |
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STREAMICE_hmask(i,j,bi,bj) = 0. |
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ELSE |
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H_streamice (i,j,bi,bj) = |
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& H_streamice (i,j,bi,bj) + TMB * time_step_loc |
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ENDIF |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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WRITE(msgBuf,'(A)') 'END STREAMICE_ADVECT_THICKNESS' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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#endif |
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END |
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