| 1 |
|
| 2 |
/******************************************************* |
| 3 |
* |
| 4 |
* Copyright (c) 2003-2008 by University of Queensland |
| 5 |
* Earth Systems Science Computational Center (ESSCC) |
| 6 |
* http://www.uq.edu.au/esscc |
| 7 |
* |
| 8 |
* Primary Business: Queensland, Australia |
| 9 |
* Licensed under the Open Software License version 3.0 |
| 10 |
* http://www.opensource.org/licenses/osl-3.0.php |
| 11 |
* |
| 12 |
*******************************************************/ |
| 13 |
|
| 14 |
|
| 15 |
/**************************************************************/ |
| 16 |
|
| 17 |
/* Paso: interface to the direct solvers */ |
| 18 |
|
| 19 |
/**************************************************************/ |
| 20 |
|
| 21 |
/* Copyrights by ACcESS Australia 2003 */ |
| 22 |
/* Author: artak@access.edu.au */ |
| 23 |
|
| 24 |
/**************************************************************/ |
| 25 |
|
| 26 |
#include "paso/Paso.h" |
| 27 |
#include "paso/Solver.h" |
| 28 |
#include "paso/SystemMatrix.h" |
| 29 |
#include "paso/Options.h" |
| 30 |
#include "Paso_tests.h" |
| 31 |
|
| 32 |
|
| 33 |
/**************************************************************/ |
| 34 |
|
| 35 |
void Paso_test_run(Paso_SystemMatrix* A,double* b,dim_t level) { |
| 36 |
|
| 37 |
Paso_Options options; |
| 38 |
Paso_Options_setDefaults(&options); |
| 39 |
|
| 40 |
if(level==1) /* Solvers only*/ |
| 41 |
{ |
| 42 |
Paso_Options_setDefaults(&options); |
| 43 |
options.method=PASO_PCG; |
| 44 |
options.verbose=TRUE; |
| 45 |
options.preconditioner=PASO_JACOBI; |
| 46 |
fprintf(stdout,"Test solver: PCG with JACOBI\n"); |
| 47 |
Paso_test_matrix(A,b,&options); |
| 48 |
|
| 49 |
fprintf(stdout,"Test solver: BICGSTAB with JACOBI\n"); |
| 50 |
Paso_Options_setDefaults(&options); |
| 51 |
A->solver=NULL; |
| 52 |
options.method=PASO_BICGSTAB; |
| 53 |
Paso_test_matrix(A,b,&options); |
| 54 |
|
| 55 |
fprintf(stdout,"Test solver: GMRES with JACOBI\n"); |
| 56 |
Paso_Options_setDefaults(&options); |
| 57 |
A->solver=NULL; |
| 58 |
options.method=PASO_GMRES; |
| 59 |
Paso_test_matrix(A,b,&options); |
| 60 |
|
| 61 |
fprintf(stdout,"Test solver: PRES20 with JACOBI\n"); |
| 62 |
Paso_Options_setDefaults(&options); |
| 63 |
A->solver=NULL; |
| 64 |
options.method=PASO_PRES20; |
| 65 |
Paso_test_matrix(A,b,&options); |
| 66 |
|
| 67 |
fprintf(stdout,"Test solver: MINRES with JACOBI\n"); |
| 68 |
Paso_Options_setDefaults(&options); |
| 69 |
A->solver=NULL; |
| 70 |
options.method=PASO_MINRES; |
| 71 |
Paso_test_matrix(A,b,&options); |
| 72 |
|
| 73 |
fprintf(stdout,"Test solver: TFQMR with JACOBI\n"); |
| 74 |
Paso_Options_setDefaults(&options); |
| 75 |
A->solver=NULL; |
| 76 |
options.method=PASO_TFQMR; |
| 77 |
Paso_test_matrix(A,b,&options); |
| 78 |
} |
| 79 |
else if (level==2) /* Preconditiones only with default solver*/ |
| 80 |
{ |
| 81 |
Paso_Options_setDefaults(&options); |
| 82 |
options.method=PASO_PCG; |
| 83 |
options.verbose=TRUE; |
| 84 |
options.preconditioner=PASO_JACOBI; |
| 85 |
fprintf(stdout,"Test preconditioner: PASO_DEFAULT with JACOBI\n"); |
| 86 |
Paso_test_matrix(A,b,&options); |
| 87 |
|
| 88 |
Paso_Options_setDefaults(&options); |
| 89 |
A->solver=NULL; |
| 90 |
options.method=PASO_PCG; |
| 91 |
options.verbose=TRUE; |
| 92 |
fprintf(stdout,"Test preconditioner: PASO_DEFAULT with ILU\n"); |
| 93 |
options.preconditioner=PASO_ILU0; |
| 94 |
Paso_test_matrix(A,b,&options); |
| 95 |
|
| 96 |
Paso_Options_setDefaults(&options); |
| 97 |
A->solver=NULL; |
| 98 |
options.method=PASO_PCG; |
| 99 |
options.verbose=TRUE; |
| 100 |
fprintf(stdout,"Test preconditioner: PASO_DEFAULT with RILU\n"); |
| 101 |
options.preconditioner=PASO_RILU; |
| 102 |
Paso_test_matrix(A,b,&options); |
| 103 |
|
| 104 |
Paso_Options_setDefaults(&options); |
| 105 |
A->solver=NULL; |
| 106 |
options.method=PASO_PCG; |
| 107 |
options.verbose=TRUE; |
| 108 |
fprintf(stdout,"Test preconditioner: PASO_DEFAULT with GS\n"); |
| 109 |
options.preconditioner=PASO_GS; |
| 110 |
Paso_test_matrix(A,b,&options); |
| 111 |
|
| 112 |
Paso_Options_setDefaults(&options); |
| 113 |
A->solver=NULL; |
| 114 |
options.method=PASO_PCG; |
| 115 |
options.verbose=TRUE; |
| 116 |
fprintf(stdout,"Test preconditioner: PASO_DEFAULT with AMG\n"); |
| 117 |
options.preconditioner=PASO_AMG; |
| 118 |
Paso_test_matrix(A,b,&options); |
| 119 |
|
| 120 |
} |
| 121 |
} |
| 122 |
|
| 123 |
void Paso_test_matrix(Paso_SystemMatrix* A, double* b, Paso_Options* options ) { |
| 124 |
|
| 125 |
dim_t n=Paso_SystemMatrix_getTotalNumRows(A); |
| 126 |
double *out=NULL; |
| 127 |
out=MEMALLOC(n,double); |
| 128 |
|
| 129 |
if (Paso_checkPtr(out)) { |
| 130 |
fprintf(stderr,"Cannot allocate memory\n"); |
| 131 |
return; |
| 132 |
} |
| 133 |
Paso_solve(A,out,b,options); |
| 134 |
|
| 135 |
MEMFREE(out); |
| 136 |
|
| 137 |
} |
| 138 |
|
| 139 |
void Paso_test_data(char *fileName_p, double* b, Paso_Options* options ) { |
| 140 |
|
| 141 |
Paso_SystemMatrix* A=NULL; |
| 142 |
dim_t n=Paso_SystemMatrix_getTotalNumRows(A); |
| 143 |
double *out=MEMALLOC(n,double); |
| 144 |
A=Paso_SystemMatrix_loadMM_toCSR(fileName_p); |
| 145 |
|
| 146 |
if (Paso_checkPtr(out)) { |
| 147 |
return; |
| 148 |
} |
| 149 |
|
| 150 |
Paso_solve(A,out,b,options); |
| 151 |
|
| 152 |
Paso_SystemMatrix_free(A); |
| 153 |
MEMFREE(out); |
| 154 |
} |
| 155 |
|
Parent Directory
| 
Revision Log