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C $Header: /u/gcmpack/MITgcm_contrib/dgoldberg/streamice/streamice_taub.F,v 1.2 2012/09/20 02:04:45 heimbach 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_TAUB ( myThid ) |
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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_CG.h" |
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|
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C !INPUT/OUTPUT ARGUMENTS |
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INTEGER myThid |
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! _RL taudx (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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! _RL taudx (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#ifdef ALLOW_STREAMICE |
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C LOCAL VARIABLES |
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INTEGER i, j, bi, bj, k, l, umid, vmid |
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_RL ux, uy, vx, vy, exx, eyy, exy, second_inv, unorm |
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|
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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,sNy |
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DO i=1,sNx |
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cph( |
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streamice_taubx (i,j,bi,bj) = 0. |
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streamice_tauby (i,j,bi,bj) = 0. |
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cph) |
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IF (STREAMICE_hmask(i,j,bi,bj).eq.1) THEN |
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|
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! streamice_taubx (i,j,bi,bj) = |
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! & tau_beta_eff_streamice(i,j,bi,bj) * U_streamice(i,j,bi,bj) |
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! streamice_tauby (i,j,bi,bj) = |
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! & tau_beta_eff_streamice(i,j,bi,bj) * V_streamice(i,j,bi,bj) |
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|
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umid = 0.0 |
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vmid = 0.0 |
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|
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DO k=0,1 |
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DO l=0,1 |
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umid = umid + 0.25 * |
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& dxG(i,j+l,bi,bj)*dyG(i+k,j,bi,bj) * |
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& recip_rA(i,j,bi,bj) * |
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& U_streamice(i+k,j+l,bi,bj) |
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vmid = vmid + 0.25 * |
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& dxG(i,j+l,bi,bj)*dyG(i+k,j,bi,bj) * |
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& recip_rA(i,j,bi,bj) * |
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& V_streamice(i+k,j+l,bi,bj) |
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ENDDO |
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ENDDO |
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|
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streamice_taubx (i,j,bi,bj) = |
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& tau_beta_eff_streamice(i,j,bi,bj) * umid |
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streamice_tauby (i,j,bi,bj) = |
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& tau_beta_eff_streamice(i,j,bi,bj) * vmid |
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|
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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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#endif |
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RETURN |
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END |
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