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/* $Id$ */ |
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/**************************************************************/ |
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/* Paso: SystemMatrix and SystemVector */ |
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/**************************************************************/ |
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/* Copyrights by ACcESS Australia 2003,2004,2005,2006 */ |
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/* Author: gross@access.edu.au */ |
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/**************************************************************/ |
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#ifndef INC_PASO_SYSTEM |
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#define INC_PASO_SYSTEM |
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#include "Common.h" |
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#include "SystemMatrixPattern.h" |
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#include "Options.h" |
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/**************************************************************/ |
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/* this struct holds a stiffness matrix: */ |
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#define FORMAT_CSR 1 |
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#define FORMAT_SYM 2 |
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#define FORMAT_BLK1 4 |
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#define FORMAT_INDEX1 8 |
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/* matrix type */ |
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#define CSC 0 |
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#define CSR FORMAT_CSR |
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/* these formats are used in the SCSL context */ |
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#define CSC_SYM FORMAT_SYM |
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#define CSR_SYM (FORMAT_CSR+FORMAT_SYM) |
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#define CSC_BLK1 FORMAT_BLK1 |
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#define CSR_BLK1 (FORMAT_CSR+FORMAT_BLK1) |
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#define CSC_BLK1_SYM (FORMAT_BLK1+FORMAT_SYM) |
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#define CSR_BLK1_SYM (FORMAT_CSR+FORMAT_BLK1+FORMAT_SYM) |
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typedef int Paso_SystemMatrixType; |
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typedef struct Paso_SystemMatrix { |
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Paso_SystemMatrixType type; |
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dim_t reference_counter; |
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dim_t logical_row_block_size; |
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dim_t logical_col_block_size; |
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dim_t logical_block_size; |
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dim_t row_block_size; |
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dim_t col_block_size; |
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dim_t block_size; |
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dim_t num_rows; |
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dim_t num_cols; |
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Paso_SystemMatrixPattern* pattern; |
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dim_t len; |
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double *val; |
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double *normalizer; /* vector with a inverse of the absolute row/col sum (set by Solver.c)*/ |
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bool_t normalizer_is_valid; |
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void* direct; /* pointer to data needed by the direct solver */ |
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void* iterative; /* pointer to data needed by the iterative solver */ |
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} Paso_SystemMatrix; |
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/* interfaces: */ |
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Paso_SystemMatrix* Paso_SystemMatrix_alloc(Paso_SystemMatrixType,Paso_SystemMatrixPattern*,dim_t,dim_t); |
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Paso_SystemMatrix* Paso_SystemMatrix_reference(Paso_SystemMatrix*); |
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void Paso_SystemMatrix_dealloc(Paso_SystemMatrix*); |
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void Paso_SystemMatrix_setValues(Paso_SystemMatrix*,double); |
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void Paso_SystemMatrix_copy(Paso_SystemMatrix*,double*); |
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void Paso_SystemMatrix_add(Paso_SystemMatrix*,dim_t,index_t*, dim_t,dim_t,index_t*,dim_t, double*); |
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void Paso_SystemMatrix_MatrixVector(double alpha, Paso_SystemMatrix* A, double* in, double beta, double* out); |
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void Paso_SystemMatrix_saveMM(Paso_SystemMatrix *, char *); |
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void Paso_SystemMatrix_saveHB(Paso_SystemMatrix *, char *); |
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Paso_SystemMatrix* Paso_SystemMatrix_loadMM_toCSR(char *); |
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void Paso_SystemMatrix_nullifyRowsAndCols(Paso_SystemMatrix* A, double* mask_row, double* mask_col, double main_diagonal_value); |
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void Paso_SystemMatrix_setDefaults(Paso_Options*); |
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int Paso_SystemMatrix_getSystemMatrixTypeId(index_t solver, index_t package, bool_t symmetry); |
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Paso_SystemMatrix* Paso_SystemMatrix_getSubmatrix(Paso_SystemMatrix* A,dim_t,index_t*,index_t*); |
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double* Paso_SystemMatrix_borrowNormalization(Paso_SystemMatrix* A); |
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#endif /* #ifndef INC_PASO_SYSTEM */ |
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/* |
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* $Log$ |
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* Revision 1.2 2005/09/15 03:44:38 jgs |
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* Merge of development branch dev-02 back to main trunk on 2005-09-15 |
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* |
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* Revision 1.1.2.2 2005/09/07 00:59:08 gross |
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* some inconsistent renaming fixed to make the linking work. |
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* |
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* Revision 1.1.2.1 2005/09/05 06:29:47 gross |
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* These files have been extracted from finley to define a stand alone libray for iterative |
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* linear solvers on the ALTIX. main entry through Paso_solve. this version compiles but |
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* has not been tested yet. |
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* |
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* |
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*/ |
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