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C $Header: /u/gcmpack/MITgcm/model/inc/CG3D.h,v 1.10 2010/03/16 00:04:00 jmc 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 aC3d :: 3D operator main diagonal term. |
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C zMC, zML, zMU :: preconditioner 3D solver |
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C cg3dNorm - A matrix normalisation factor. |
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#ifdef ALLOW_PETSC |
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INTEGER MAX_CG3D_PETSC_CPUINVERT |
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dgoldberg |
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parameter ( MAX_CG3D_PETSC_CPUINVERT = 1 ) |
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dgoldberg |
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#endif |
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COMMON /CG3D_R/ |
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& aW3d, aS3d, aV3d, |
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& aC3d, |
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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 aC3d (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 - idem |
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C cg3d_s - idem |
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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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#ifdef ALLOW_PETSC |
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COMMON /CG3D_PETSC_DOFS_RS/ |
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& cg3d_petsc_dofs, cg3d_petsc_color |
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_RS cg3d_petsc_dofs |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS cg3d_petsc_color |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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COMMON /CG3D_PETSC_DOFS_I/ |
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& cg3d_dofs_process, cg3d_color_rank |
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INTEGER cg3d_dofs_process (0:nPx*nPy*MAX_CG3D_PETSC_CPUINVERT-1) |
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INTEGER cg3d_color_rank ( MAX_CG3D_PETSC_CPUINVERT ) |
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#endif |
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#endif /* ALLOW_NONHYDROSTATIC */ |
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