| [2aa6644] | 1 | /*BHEADER**********************************************************************
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| 2 | * Copyright (c) 2008, Lawrence Livermore National Security, LLC.
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| 3 | * Produced at the Lawrence Livermore National Laboratory.
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| 4 | * This file is part of HYPRE. See file COPYRIGHT for details.
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| 5 | *
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| 6 | * HYPRE is free software; you can redistribute it and/or modify it under the
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| 7 | * terms of the GNU Lesser General Public License (as published by the Free
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| 8 | * Software Foundation) version 2.1 dated February 1999.
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| 9 | *
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| 10 | * $Revision: 2.4 $
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| 11 | ***********************************************************************EHEADER*/
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| 12 |
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| 13 |
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| 14 |
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| 15 |
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| 16 | /******************************************************************************
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| 17 | *
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| 18 | * Header info for Auxiliary Parallel CSR Matrix data structures
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| 19 | *
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| 20 | * Note: this matrix currently uses 0-based indexing.
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| 21 | *
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| 22 | *****************************************************************************/
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| 23 |
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| 24 | #ifndef hypre_AUX_PARCSR_MATRIX_HEADER
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| 25 | #define hypre_AUX_PARCSR_MATRIX_HEADER
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| 26 |
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| 27 | /*--------------------------------------------------------------------------
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| 28 | * Auxiliary Parallel CSR Matrix
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| 29 | *--------------------------------------------------------------------------*/
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| 30 |
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| 31 | typedef struct
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| 32 | {
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| 33 | int local_num_rows; /* defines number of rows on this processors */
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| 34 | int local_num_cols; /* defines number of cols of diag */
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| 35 |
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| 36 | int need_aux; /* if need_aux = 1, aux_j, aux_data are used to
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| 37 | generate the parcsr matrix (default),
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| 38 | for need_aux = 0, data is put directly into
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| 39 | parcsr structure (requires the knowledge of
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| 40 | offd_i and diag_i ) */
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| 41 |
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| 42 | int *row_length; /* row_length_diag[i] contains number of stored
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| 43 | elements in i-th row */
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| 44 | int *row_space; /* row_space_diag[i] contains space allocated to
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| 45 | i-th row */
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| 46 | HYPRE_BigInt **aux_j; /* contains collected column indices */
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| 47 | double **aux_data; /* contains collected data */
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| 48 | int *indx_diag; /* indx_diag[i] points to first empty space of portion
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| 49 | in diag_j , diag_data assigned to row i */
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| 50 | int *indx_offd; /* indx_offd[i] points to first empty space of portion
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| 51 | in offd_j , offd_data assigned to row i */
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| 52 | int max_off_proc_elmts; /* length of off processor stash set for
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| 53 | SetValues and AddTOValues */
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| 54 | int current_num_elmts; /* current no. of elements stored in stash */
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| 55 | int off_proc_i_indx; /* pointer to first empty space in
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| 56 | set_off_proc_i_set */
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| 57 | HYPRE_BigInt *off_proc_i; /* length 2*num_off_procs_elmts, contains info pairs
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| 58 | (code, no. of elmts) where code contains global
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| 59 | row no. if SetValues, and (-global row no. -1)
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| 60 | if AddToValues*/
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| 61 | HYPRE_BigInt *off_proc_j; /* contains column indices */
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| 62 | double *off_proc_data; /* contains corresponding data */
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| 63 | HYPRE_BigInt *aux_offd_j;/* contains collected column indices for immediate
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| 64 | insertion into ParCSRMatrix data structure */
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| 65 | } hypre_AuxParCSRMatrix;
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| 66 |
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| 67 | /*--------------------------------------------------------------------------
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| 68 | * Accessor functions for the Parallel CSR Matrix structure
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| 69 | *--------------------------------------------------------------------------*/
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| 70 |
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| 71 | #define hypre_AuxParCSRMatrixLocalNumRows(matrix) ((matrix) -> local_num_rows)
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| 72 | #define hypre_AuxParCSRMatrixLocalNumCols(matrix) ((matrix) -> local_num_cols)
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| 73 |
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| 74 | #define hypre_AuxParCSRMatrixNeedAux(matrix) ((matrix) -> need_aux)
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| 75 | #define hypre_AuxParCSRMatrixRowLength(matrix) ((matrix) -> row_length)
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| 76 | #define hypre_AuxParCSRMatrixRowSpace(matrix) ((matrix) -> row_space)
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| 77 | #define hypre_AuxParCSRMatrixAuxJ(matrix) ((matrix) -> aux_j)
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| 78 | #define hypre_AuxParCSRMatrixAuxData(matrix) ((matrix) -> aux_data)
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| 79 |
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| 80 | #define hypre_AuxParCSRMatrixIndxDiag(matrix) ((matrix) -> indx_diag)
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| 81 | #define hypre_AuxParCSRMatrixIndxOffd(matrix) ((matrix) -> indx_offd)
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| 82 |
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| 83 | #define hypre_AuxParCSRMatrixMaxOffProcElmts(matrix) ((matrix) -> max_off_proc_elmts)
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| 84 | #define hypre_AuxParCSRMatrixCurrentNumElmts(matrix) ((matrix) -> current_num_elmts)
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| 85 | #define hypre_AuxParCSRMatrixOffProcIIndx(matrix) ((matrix) -> off_proc_i_indx)
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| 86 | #define hypre_AuxParCSRMatrixOffProcI(matrix) ((matrix) -> off_proc_i)
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| 87 | #define hypre_AuxParCSRMatrixOffProcJ(matrix) ((matrix) -> off_proc_j)
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| 88 | #define hypre_AuxParCSRMatrixOffProcData(matrix) ((matrix) -> off_proc_data)
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| 89 | #define hypre_AuxParCSRMatrixAuxOffdJ(matrix) ((matrix) -> aux_offd_j)
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| 90 |
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| 91 | #endif
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