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artak |
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/******************************************************* |
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* |
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* Copyright (c) 2003-2008 by University of Queensland |
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* Earth Systems Science Computational Center (ESSCC) |
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* http://www.uq.edu.au/esscc |
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* |
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* Primary Business: Queensland, Australia |
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* Licensed under the Open Software License version 3.0 |
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* http://www.opensource.org/licenses/osl-3.0.php |
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* |
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*******************************************************/ |
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/**************************************************************/ |
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/* Paso: interface to the direct solvers */ |
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/**************************************************************/ |
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/* Copyrights by ACcESS Australia 2003 */ |
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/* Author: artak@access.edu.au */ |
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/**************************************************************/ |
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#include "paso/Paso.h" |
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#include "paso/Solver.h" |
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#include "paso/SystemMatrix.h" |
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#include "paso/Options.h" |
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#include "Paso_tests.h" |
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/**************************************************************/ |
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void Paso_test_run(Paso_SystemMatrix* A,double* b,dim_t level) { |
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Paso_Options options; |
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Paso_Options_setDefaults(&options); |
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if(level==1) /* Solvers only*/ |
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{ |
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options.method=PASO_PCG; |
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options.verbose=TRUE; |
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options.preconditioner=PASO_JACOBI; |
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fprintf(stdout,"Test solver: PCG with JACOBI\n"); |
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Paso_test_matrix(A,b,&options); |
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fprintf(stdout,"Test solver: GMRES with JACOBI\n"); |
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A->solver=NULL; |
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options.method=PASO_GMRES; |
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Paso_test_matrix(A,b,&options); |
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fprintf(stdout,"Test solver: PRES20 with JACOBI\n"); |
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A->solver=NULL; |
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options.method=PASO_PRES20; |
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Paso_test_matrix(A,b,&options); |
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fprintf(stdout,"Test solver: MINRES with JACOBI\n"); |
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A->solver=NULL; |
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options.method=PASO_MINRES; |
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Paso_test_matrix(A,b,&options); |
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fprintf(stdout,"Test solver: TFQMR with JACOBI\n"); |
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A->solver=NULL; |
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options.method=PASO_TFQMR; |
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Paso_test_matrix(A,b,&options); |
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} |
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else if (level==2) /* Preconditiones only with default solver*/ |
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{ |
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Paso_Options_setDefaults(&options); |
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options.method=PASO_DEFAULT; |
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options.verbose=TRUE; |
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options.preconditioner=PASO_JACOBI; |
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fprintf(stdout,"Test preconditioner: PASO_DEFAULT with JACOBI\n"); |
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Paso_test_matrix(A,b,&options); |
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Paso_Options_setDefaults(&options); |
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A->solver=NULL; |
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options.verbose=TRUE; |
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fprintf(stdout,"Test preconditioner: PASO_DEFAULT with ILU\n"); |
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options.method=PASO_DEFAULT; |
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options.preconditioner=PASO_ILU0; |
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Paso_test_matrix(A,b,&options); |
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Paso_Options_setDefaults(&options); |
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A->solver=NULL; |
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options.verbose=TRUE; |
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fprintf(stdout,"Test preconditioner: PASO_DEFAULT with RILU\n"); |
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options.method=PASO_DEFAULT; |
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options.preconditioner=PASO_RILU; |
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Paso_test_matrix(A,b,&options); |
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Paso_Options_setDefaults(&options); |
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A->solver=NULL; |
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options.verbose=TRUE; |
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fprintf(stdout,"Test preconditioner: PASO_DEFAULT with GS\n"); |
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options.method=PASO_DEFAULT; |
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options.preconditioner=PASO_GS; |
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Paso_test_matrix(A,b,&options); |
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Paso_Options_setDefaults(&options); |
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A->solver=NULL; |
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options.verbose=TRUE; |
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fprintf(stdout,"Test preconditioner: PASO_DEFAULT with AMG\n"); |
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options.method=PASO_DEFAULT; |
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options.preconditioner=PASO_AMG; |
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Paso_test_matrix(A,b,&options); |
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} |
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} |
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void Paso_test_matrix(Paso_SystemMatrix* A, double* b, Paso_Options* options ) { |
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dim_t n=Paso_SystemMatrix_getTotalNumRows(A); |
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double *out=NULL; |
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out=MEMALLOC(n,double); |
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if (Paso_checkPtr(out)) { |
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fprintf(stderr,"Cannot allocate memory\n"); |
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return; |
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} |
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Paso_solve(A,out,b,options); |
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MEMFREE(out); |
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} |
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void Paso_test_data(char *fileName_p, double* b, Paso_Options* options ) { |
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Paso_SystemMatrix* A=NULL; |
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dim_t n=Paso_SystemMatrix_getTotalNumRows(A); |
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double *out=MEMALLOC(n,double); |
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A=Paso_SystemMatrix_loadMM_toCSR(fileName_p); |
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if (Paso_checkPtr(out)) { |
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return; |
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} |
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Paso_solve(A,out,b,options); |
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Paso_SystemMatrix_free(A); |
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MEMFREE(out); |
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} |
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