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C $Header: /u/gcmpack/MITgcm_contrib/dgoldberg/streamice/streamice_cg_wrapper.F,v 1.2 2013/01/09 21:56:18 dgoldberg Exp $ |
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C $Name: $ |
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|
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#include "STREAMICE_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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CBOP |
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SUBROUTINE STREAMICE_CG_WRAPPER( |
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U cg_Uin, |
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U cg_Vin, |
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I cg_tauU, |
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I cg_tauV, |
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I tolerance, |
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O iters, |
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I myThid ) |
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|
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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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|
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C === Global variables === |
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#include "SIZE.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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C cg_Uin, cg_Vin - input and output velocities |
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C cg_Bu, cg_Bv - driving stress |
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|
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INTEGER myThid |
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INTEGER iters |
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_RL tolerance |
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|
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_RL cg_Uin (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL cg_Vin (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL cg_tauU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL cg_tauV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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|
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#ifdef ALLOW_STREAMICE |
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|
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_RL dot_p1, dot_p2 |
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_RL dot_p1_tile (nSx,nSy) |
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_RL dot_p2_tile (nSx,nSy) |
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INTEGER i, j, bi, bj |
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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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|
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DIAGu_SI (i,j,bi,bj) = 0. _d 0 |
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DIAGv_SI (i,j,bi,bj) = 0. _d 0 |
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ubd_SI (i,j,bi,bj) = 0. _d 0 |
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vbd_SI (i,j,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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C DIRICHLET BOUNDARY VALUES ADDED TO RHS |
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|
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CALL STREAMICE_CG_BOUND_VALS( myThid, |
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O ubd_SI, |
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O vbd_SI) |
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|
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_EXCH_XY_RL (ubd_SI, myThid) |
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_EXCH_XY_RL (vbd_SI, myThid) |
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|
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! CALL WRITE_FLD_XY_RL ( "ubd_SI", "", |
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! & ubd_SI, 0, myThid ) |
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|
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! CALL WRITE_FLD_XY_RL ( "vbd_SI", "", |
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! & STREAMICE_vmask, 0, myThid ) |
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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RHSu_SI (i,j,bi,bj) = cg_tauU (i,j,bi,bj) |
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& - ubd_SI(i,j,bi,bj) |
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RHSv_SI (i,j,bi,bj) = cg_tauV (i,j,bi,bj) |
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& - vbd_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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|
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_EXCH_XY_RL( RHSu_SI, myThid ) |
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_EXCH_XY_RL( RHSv_SI, myThid ) |
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|
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C GET DIAGONAL OF MATRIX |
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|
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CALL STREAMICE_CG_ADIAG( myThid, |
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O DIAGu_SI, |
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O DIAGv_SI) |
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|
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_EXCH_XY_RL( DIAGu_SI, myThid ) |
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_EXCH_XY_RL( DIAGv_SI, myThid ) |
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|
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C ccccc |
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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-OLy,sNy+OLy |
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DO i=1-OLy,sNx+OLy |
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IF (STREAMICE_umask(i,j,bi,bj).ne.1.0) |
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& cg_Uin(i,j,bi,bj)=0.0 |
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IF (STREAMICE_vmask(i,j,bi,bj).ne.1.0) |
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& cg_Vin(i,j,bi,bj)=0.0 |
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|
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! print *, "rhs", i,j,RHSu_SI(i,j,bi,bj) |
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|
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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 STREAMICE_CONSTRUCT_MATRIX |
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CALL STREAMICE_CG_MAKE_A(myThid) |
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! print *, "MATRIX 1" |
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! do i=1,sNx |
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! print *, i, |
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! & streamice_cg_A1(i,1,1,1,-1,0), |
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! & streamice_cg_A1(i,1,1,1,0,0), |
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! & streamice_cg_A1(i,1,1,1,1,0), |
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! & streamice_cg_A1(i,2,1,1,-1,0), |
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! & streamice_cg_A1(i,2,1,1,0,0), |
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! & streamice_cg_A1(i,2,1,1,1,0), |
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! & streamice_cg_A1(i,3,1,1,-1,0), |
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! & streamice_cg_A1(i,3,1,1,0,0), |
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! & streamice_cg_A1(i,3,1,1,1,0), |
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! & visc_streamice(i,1,1,1),visc_streamice(i,2,1,1), |
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! & visc_streamice(i,3,1,1) |
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! enddo |
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|
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CALL STREAMICE_CG_SOLVE( |
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& cg_Uin, |
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& cg_Vin, |
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& RHSu_SI, |
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& RHSv_SI, |
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& streamice_cg_A1, |
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& streamice_cg_A2, |
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& streamice_cg_A3, |
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& streamice_cg_A4, |
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& tolerance, |
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& iters, |
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& myThid ) |
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|
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_EXCH_XY_RL( RHSu_SI, myThid ) |
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_EXCH_XY_RL( RHSv_SI, myThid ) |
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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-OLy,sNy+OLy |
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! DO i=1-OLx,sNx+OLx |
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! cg_Uin(i,j,bi,bj) = cg_Uin(i,j,bi,bj) + |
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! & 0.0 * cg_Uin(i,j,bi,bj)**2 |
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! cg_Vin(i,j,bi,bj) = cg_Vin(i,j,bi,bj) + |
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! & 0.0 * cg_Vin(i,j,bi,bj)**2 |
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! ENDDO |
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! ENDDO |
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! ENDDO |
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! ENDDO |
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|
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|
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#else |
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|
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CALL STREAMICE_CG_SOLVE_MATFREE( |
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& cg_Uin, |
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& cg_Vin, |
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& RHSu_SI, |
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& RHSv_SI, |
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& tolerance, |
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& iters, |
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& myThid ) |
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|
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#endif |
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|
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C ACTUAL CG CALL |
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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-OLy,sNx+OLy |
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IF (STREAMICE_umask(i,j,bi,bj).eq.3.0) |
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& cg_Uin(i,j,bi,bj)=u_bdry_values_SI(i,j,bi,bj) |
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IF (STREAMICE_vmask(i,j,bi,bj).eq.3.0) |
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& cg_Vin(i,j,bi,bj)=v_bdry_values_SI(i,j,bi,bj) |
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! print *, "rhs", i,j,RHSu_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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_EXCH_XY_RL( cg_Uin, myThid ) |
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_EXCH_XY_RL( cg_Vin, myThid ) |
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|
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#endif |
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RETURN |
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END |
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