# Contents of /trunk/paso/src/SystemMatrix.h

Revision 1425 - (show annotations)
Wed Feb 27 06:12:04 2008 UTC (12 years ago) by artak
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```Added new test for BiCGStab in run_simplesolve.py
algorithmic change in BICGSTAB: from r=r-wt to r=s-wt

```
 1 2 /* \$Id\$ */ 3 4 /******************************************************* 5 * 6 * Copyright 2003-2007 by ACceSS MNRF 7 * Copyright 2007 by University of Queensland 8 * 9 * http://esscc.uq.edu.au 10 * Primary Business: Queensland, Australia 11 * Licensed under the Open Software License version 3.0 12 * http://www.opensource.org/licenses/osl-3.0.php 13 * 14 *******************************************************/ 15 16 /**************************************************************/ 17 18 /* Paso: SystemMatrix and SystemVector */ 19 20 /**************************************************************/ 21 22 /* Copyrights by ACcESS Australia 2003,2004,2005,2006 */ 23 /* Author: gross@access.edu.au */ 24 25 /**************************************************************/ 26 27 #ifndef INC_PASO_SYSTEMMATRIX 28 #define INC_PASO_SYSTEMMATRIX 29 30 #include "Common.h" 31 #include "SparseMatrix.h" 32 #include "SystemMatrixPattern.h" 33 #include "Options.h" 34 #include "Paso_MPI.h" 35 #include "Paso.h" 36 37 /**************************************************************/ 38 39 /* this struct holds a stiffness matrix: */ 40 41 #define MATRIX_FORMAT_DEFAULT 0 42 #define MATRIX_FORMAT_CSC 1 43 #define MATRIX_FORMAT_SYM 2 44 #define MATRIX_FORMAT_BLK1 4 45 #define MATRIX_FORMAT_OFFSET1 8 46 #define MATRIX_FORMAT_TRILINOS_CRS 16 47 48 typedef int Paso_SystemMatrixType; 49 50 typedef struct Paso_SystemMatrix { 51 Paso_SystemMatrixType type; 52 Paso_SystemMatrixPattern *pattern; 53 54 dim_t reference_counter; 55 56 dim_t logical_row_block_size; 57 dim_t logical_col_block_size; 58 dim_t logical_block_size; 59 60 dim_t row_block_size; 61 dim_t col_block_size; 62 dim_t block_size; 63 64 Paso_Distribution *row_distribution; 65 Paso_Distribution *col_distribution; 66 67 Paso_MPIInfo *mpi_info; 68 69 /* this comes into play when PASO is used */ 70 Paso_SparseMatrix* mainBlock; 71 Paso_SparseMatrix* coupleBlock; 72 bool_t normalizer_is_valid; 73 double *normalizer; /* vector with a inverse of the absolute row/col sum (set by Solver.c)*/ 74 index_t solver_package; /* package controling the solver pointer */ 75 void* solver; /* pointer to data needed by a solver */ 76 77 /* this is only used for a trilinos matrix */ 78 void *trilinos_data; 79 80 } Paso_SystemMatrix; 81 82 /* interfaces: */ 83 84 Paso_SystemMatrix* Paso_SystemMatrix_alloc(Paso_SystemMatrixType,Paso_SystemMatrixPattern*,dim_t,dim_t); 85 Paso_SystemMatrix* Paso_SystemMatrix_reference(Paso_SystemMatrix*); 86 void Paso_SystemMatrix_free(Paso_SystemMatrix*); 87 88 void Paso_SystemMatrix_MatrixVector(double alpha, Paso_SystemMatrix* A, double* in, double beta, double* out); 89 void Paso_SystemMatrix_MatrixVector_CSR_OFFSET0(double alpha, Paso_SystemMatrix* A, double* in, double beta, double* out); 90 void Paso_solve(Paso_SystemMatrix* A, double* out, double* in, Paso_Options* options); 91 void Paso_solve_free(Paso_SystemMatrix* in); 92 void Paso_SystemMatrix_allocBuffer(Paso_SystemMatrix* A); 93 void Paso_SystemMatrix_freeBuffer(Paso_SystemMatrix* A); 94 void Paso_SystemMatrix_startCollect(Paso_SystemMatrix* A,const double* in); 95 double* Paso_SystemMatrix_finishCollect(Paso_SystemMatrix* A); 96 void Paso_SystemMatrix_nullifyRowsAndCols(Paso_SystemMatrix* A, double* mask_row, double* mask_col, double main_diagonal_value); 97 double* Paso_SystemMatrix_borrowNormalization(Paso_SystemMatrix* A); 98 dim_t Paso_SystemMatrix_getTotalNumRows(const Paso_SystemMatrix* A); 99 dim_t Paso_SystemMatrix_getTotalNumCols(const Paso_SystemMatrix*); 100 dim_t Paso_SystemMatrix_getGlobalNumRows(Paso_SystemMatrix*); 101 dim_t Paso_SystemMatrix_getGlobalNumCols(Paso_SystemMatrix*); 102 103 void Paso_SystemMatrix_saveMM(Paso_SystemMatrix *, char *); 104 void Paso_SystemMatrix_saveHB(Paso_SystemMatrix *, char *); 105 Paso_SystemMatrix* Paso_SystemMatrix_loadMM_toCSR(char *); 106 Paso_SystemMatrix* Paso_SystemMatrix_loadMM_toCSC(char *); 107 void Paso_SystemMatrix_setDefaults(Paso_Options*); 108 int Paso_SystemMatrix_getSystemMatrixTypeId(index_t solver, index_t package, bool_t symmetry); 109 dim_t Paso_SystemMatrix_getNumOutput(Paso_SystemMatrix* A); 110 void Paso_SystemMatrix_setValues(Paso_SystemMatrix*,double); 111 void Paso_SystemMatrix_add(Paso_SystemMatrix*,dim_t,index_t*, dim_t,dim_t,index_t*,dim_t, double*); 112 void Paso_SystemMatrix_rowSum(Paso_SystemMatrix* A, double* row_sum); 113 void Paso_SystemMatrix_nullifyRows(Paso_SystemMatrix* A, double* mask_row, double main_diagonal_value); 114 void Paso_SparseMatrix_nullifyRows_CSR(Paso_SparseMatrix*, double*, double); 115 116 #endif /* #ifndef INC_PASO_SYSTEMMATRIX */ 117

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