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C $Header: /u/gcmpack/MITgcm/model/inc/CG3D.h,v 1.7 2003/10/31 20:35:32 edhill Exp $ |
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C $Name: $ |
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#ifdef ALLOW_NONHYDROSTATIC |
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CBOP |
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C !ROUTINE: CG3D.h |
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C !INTERFACE: |
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C include "CG3D.h" |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | CG3D.h |
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C | o Three-dimensional conjugate gradient solver header. |
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C *==========================================================* |
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C | The common blocks set up here are used in the elliptic |
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C | equation inversion. They are also used as the interface |
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C | to the rest of the model. To set the source term for the |
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C | solver set the appropriate array below. To read the |
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C | solution read from the appropriate array below. |
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C *==========================================================* |
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C \ev |
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CEOP |
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C-- COMMON /CG3D_R/ DEL**2 Laplacian operators |
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C aW3d - East-west operator. |
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C aS3d - North-south operator. |
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C aV3d - Vertical operator. |
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C etaNBuf - Shared buffers for accumulating con. grad vector product. |
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C alphaBuf |
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C errBuf |
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C nrmBuf |
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C cg3dNorm - A matrix normalisation factor. |
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COMMON /CG3D_R/ |
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& aW3d, |
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& aS3d, |
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& aV3d, |
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& zMC, zML, zMU, |
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& cg3dNorm |
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_RS aW3d (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS aS3d (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS aV3d (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS zMC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS zML (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS zMU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL cg3dNorm |
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C-- COMMON /CG3D_WK_R/ Work array common block |
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C cg3d_q - Intermediate matrix-vector product term |
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C cg3d_r - " |
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C cg3d_s - " |
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COMMON /CG3D_WK_R/ |
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& cg3d_q, cg3d_r, cg3d_s |
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_RL cg3d_q(1-1 :sNx+1 ,1-1 :sNy+1 ,Nr,nSx,nSy) |
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_RL cg3d_r(1-1 :sNx+1 ,1-1 :sNy+1 ,Nr,nSx,nSy) |
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_RL cg3d_s(1-1 :sNx+1 ,1-1 :sNy+1 ,Nr,nSx,nSy) |
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|
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#endif /* ALLOW_NONHYDROSTATIC */ |
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