/[escript]/trunk/finley/src/CPPAdapter/SystemMatrixAdapter.cpp
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Annotation of /trunk/finley/src/CPPAdapter/SystemMatrixAdapter.cpp

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Revision 1365 - (hide annotations)
Mon Dec 17 07:28:23 2007 UTC (14 years, 8 months ago) by gross
File size: 11421 byte(s)
some cosmetics.
1 jgs 472
2 ksteube 1312 /* $Id$ */
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 ksteube 817 #ifdef PASO_MPI
17     #include <mpi.h>
18     #endif
19 jgs 203 #include "SystemMatrixAdapter.h"
20 jgs 82
21     using namespace std;
22    
23     namespace finley {
24    
25 jgs 102 struct null_deleter
26     {
27     void operator()(void const *ptr) const
28     {
29     }
30     };
31    
32    
33 jgs 82 SystemMatrixAdapter::SystemMatrixAdapter()
34     {
35     throw FinleyAdapterException("Error - Illegal to generate default SystemMatrixAdapter.");
36     }
37    
38 jgs 150 SystemMatrixAdapter::SystemMatrixAdapter(Paso_SystemMatrix* system_matrix,
39 jgs 82 const int row_blocksize,
40     const escript::FunctionSpace& row_functionspace,
41     const int column_blocksize,
42     const escript::FunctionSpace& column_functionspace):
43 jgs 102 AbstractSystemMatrix(row_blocksize,row_functionspace,column_blocksize,column_functionspace)
44 jgs 82 {
45 jgs 102 m_system_matrix.reset(system_matrix,null_deleter());
46 jgs 82 }
47    
48     SystemMatrixAdapter::~SystemMatrixAdapter()
49     {
50     if (m_system_matrix.unique()) {
51 jgs 150 Paso_SystemMatrix* mat=m_system_matrix.get();
52 ksteube 1312 Paso_SystemMatrix_free(mat);
53 jgs 82 }
54     }
55    
56 jgs 150 Paso_SystemMatrix* SystemMatrixAdapter::getPaso_SystemMatrix() const
57 jgs 82 {
58     return m_system_matrix.get();
59     }
60    
61 jgs 153 void SystemMatrixAdapter::ypAx(escript::Data& y,escript::Data& x) const
62 jgs 82 {
63 jgs 150 Paso_SystemMatrix* mat=getPaso_SystemMatrix();
64    
65 jgs 153 if ( x.getDataPointSize() != getColumnBlockSize()) {
66 jgs 150 throw FinleyAdapterException("matrix vector product : column block size does not match the number of components in input.");
67     } else if (y.getDataPointSize() != getRowBlockSize()) {
68     throw FinleyAdapterException("matrix vector product : row block size does not match the number of components in output.");
69     } else if ( x.getFunctionSpace() != getColumnFunctionSpace()) {
70     throw FinleyAdapterException("matrix vector product : column function space and function space of input don't match.");
71     } else if (y.getFunctionSpace() != getRowFunctionSpace()) {
72     throw FinleyAdapterException("matrix vector product : row function space and function space of output don't match.");
73     }
74 jgs 153 x.expand();
75     y.expand();
76     double* x_dp=x.getSampleData(0);
77 jgs 150 double* y_dp=y.getSampleData(0);
78     Paso_SystemMatrix_MatrixVector(1., mat,x_dp, 1.,y_dp);
79     checkPasoError();
80 jgs 82 }
81    
82 jgs 150 int SystemMatrixAdapter::mapOptionToPaso(const int option) {
83     switch (option) {
84     case ESCRIPT_DEFAULT:
85     return PASO_DEFAULT;
86     case ESCRIPT_DIRECT:
87     return PASO_DIRECT;
88     case ESCRIPT_CHOLEVSKY:
89     return PASO_CHOLEVSKY;
90     case ESCRIPT_PCG:
91     return PASO_PCG;
92     case ESCRIPT_CR:
93     return PASO_CR;
94     case ESCRIPT_CGS:
95     return PASO_CGS;
96     case ESCRIPT_BICGSTAB:
97     return PASO_BICGSTAB;
98     case ESCRIPT_SSOR:
99     return PASO_SSOR;
100     case ESCRIPT_ILU0:
101     return PASO_ILU0;
102     case ESCRIPT_ILUT:
103     return PASO_ILUT;
104     case ESCRIPT_JACOBI:
105     return PASO_JACOBI;
106     case ESCRIPT_GMRES:
107     return PASO_GMRES;
108     case ESCRIPT_PRES20:
109     return PASO_PRES20;
110     case ESCRIPT_NO_REORDERING:
111     return PASO_NO_REORDERING;
112     case ESCRIPT_MINIMUM_FILL_IN:
113     return PASO_MINIMUM_FILL_IN;
114     case ESCRIPT_NESTED_DISSECTION:
115     return PASO_NESTED_DISSECTION;
116     case ESCRIPT_SCSL:
117     return PASO_SCSL;
118     case ESCRIPT_MKL:
119     return PASO_MKL;
120     case ESCRIPT_UMFPACK:
121     return PASO_UMFPACK;
122     case ESCRIPT_ITERATIVE:
123     return PASO_ITERATIVE;
124     case ESCRIPT_PASO:
125     return PASO_PASO;
126     case ESCRIPT_LUMPING:
127     return PASO_LUMPING;
128 gross 430 case ESCRIPT_AMG:
129     return PASO_AMG;
130     case ESCRIPT_RILU:
131     return PASO_RILU;
132 ksteube 1312 case ESCRIPT_TRILINOS:
133     return PASO_TRILINOS;
134 jgs 150 default:
135     stringstream temp;
136     temp << "Error - Cannot map option value "<< option << " onto Paso";
137     throw FinleyAdapterException(temp.str());
138     }
139     }
140    
141 ksteube 1339 void finley::SystemMatrixAdapter::Print_Matrix_Info(const bool full=false) const
142     {
143     Paso_SystemMatrix* mat=m_system_matrix.get();
144     int first_row_index = mat->row_distribution->first_component[mat->mpi_info->rank];
145     int last_row_index = mat->row_distribution->first_component[mat->mpi_info->rank+1]-1;
146     int first_col_index = mat->col_distribution->first_component[mat->mpi_info->rank];
147     int last_col_index = mat->col_distribution->first_component[mat->mpi_info->rank+1]-1;
148    
149     fprintf(stdout, "Print_Matrix_Info running on CPU %d of %d\n", mat->mpi_info->rank, mat->mpi_info->size);
150    
151     switch (mat->type) {
152     case MATRIX_FORMAT_DEFAULT: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_DEFAULT\n"); break;
153     case MATRIX_FORMAT_CSC: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_CSC\n"); break;
154     case MATRIX_FORMAT_SYM: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_SYM\n"); break;
155     case MATRIX_FORMAT_BLK1: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_BLK1\n"); break;
156     case MATRIX_FORMAT_OFFSET1: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_OFFSET1\n"); break;
157     case MATRIX_FORMAT_TRILINOS_CRS: fprintf(stdout, "\tMatrix type MATRIX_FORMAT_TRILINOS_CRS\n"); break;
158     default: fprintf(stdout, "\tMatrix type unknown\n"); break;
159     }
160    
161     fprintf(stdout, "\trow indices run from %d to %d\n", first_row_index, last_row_index);
162     fprintf(stdout, "\tcol indices run from %d to %d\n", first_col_index, last_col_index);
163     fprintf(stdout, "\tmainBlock numRows %d\n", mat->mainBlock->numRows);
164     fprintf(stdout, "\tmainBlock numCols %d\n", mat->mainBlock->numCols);
165     fprintf(stdout, "\tmainBlock pattern numOutput %d\n", mat->mainBlock->pattern->numOutput);
166     fprintf(stdout, "\tcoupleBlock numRows %d\n", mat->coupleBlock->numRows);
167     fprintf(stdout, "\tcoupleBlock numCols %d\n", mat->coupleBlock->numCols);
168     fprintf(stdout, "\tcoupleBlock pattern numOutput %d\n", mat->coupleBlock->pattern->numOutput);
169     fprintf(stdout, "\trow_block_size %d\n", mat->row_block_size);
170     fprintf(stdout, "\tcol_block_size %d\n", mat->col_block_size);
171     fprintf(stdout, "\tblock_size %d\n", mat->block_size);
172     fprintf(stdout, "\tlogical_row_block_size %d\n", mat->logical_row_block_size);
173     fprintf(stdout, "\tlogical_col_block_size %d\n", mat->logical_col_block_size);
174     fprintf(stdout, "\tlogical_block_size %d\n", mat->logical_block_size);
175    
176     if (full) {
177     printf("\trow_distribution: ");
178     for(int i=0; i<=mat->mpi_info->size; i++) printf("%3d ", mat->row_distribution[i]);
179     printf("\n");
180     printf("\tcol_distribution: ");
181     for(int i=0; i<=mat->mpi_info->size; i++) printf("%3d ", mat->col_distribution[i]);
182     printf("\n");
183     }
184    
185     }
186    
187 jgs 153 void SystemMatrixAdapter::setToSolution(escript::Data& out,escript::Data& in, const boost::python::dict& options) const
188 jgs 82 {
189 jgs 150 Paso_SystemMatrix* mat=getPaso_SystemMatrix();
190     Paso_Options paso_options;
191 gross 1364 dictToPasoOptions(&paso_options,options);
192 jgs 153 if ( out.getDataPointSize() != getColumnBlockSize()) {
193 jgs 150 throw FinleyAdapterException("solve : column block size does not match the number of components of solution.");
194     } else if ( in.getDataPointSize() != getRowBlockSize()) {
195     throw FinleyAdapterException("solve : row block size does not match the number of components of right hand side.");
196     } else if ( out.getFunctionSpace() != getColumnFunctionSpace()) {
197     throw FinleyAdapterException("solve : column function space and function space of solution don't match.");
198     } else if (in.getFunctionSpace() != getRowFunctionSpace()) {
199     throw FinleyAdapterException("solve : row function space and function space of right hand side don't match.");
200     }
201 jgs 153 out.expand();
202     in.expand();
203 jgs 150 double* out_dp=out.getSampleData(0);
204 jgs 153 double* in_dp=in.getSampleData(0);
205 jgs 150 Paso_solve(mat,out_dp,in_dp,&paso_options);
206     checkPasoError();
207 jgs 82 }
208    
209 jgs 153 void SystemMatrixAdapter::nullifyRowsAndCols(escript::Data& row_q,escript::Data& col_q, const double mdv) const
210 jgs 82 {
211 jgs 150 Paso_SystemMatrix* mat = getPaso_SystemMatrix();
212 jgs 153 if ( col_q.getDataPointSize() != getColumnBlockSize()) {
213 jgs 150 throw FinleyAdapterException("nullifyRowsAndCols : column block size does not match the number of components of column mask.");
214     } else if ( row_q.getDataPointSize() != getRowBlockSize()) {
215     throw FinleyAdapterException("nullifyRowsAndCols : row block size does not match the number of components of row mask.");
216     } else if ( col_q.getFunctionSpace() != getColumnFunctionSpace()) {
217     throw FinleyAdapterException("nullifyRowsAndCols : column function space and function space of column mask don't match.");
218     } else if (row_q.getFunctionSpace() != getRowFunctionSpace()) {
219     throw FinleyAdapterException("nullifyRowsAndCols : row function space and function space of row mask don't match.");
220     }
221 jgs 153 row_q.expand();
222     col_q.expand();
223     double* row_q_dp=row_q.getSampleData(0);
224     double* col_q_dp=col_q.getSampleData(0);
225 jgs 150 Paso_SystemMatrix_nullifyRowsAndCols(mat,row_q_dp,col_q_dp, mdv);
226     checkPasoError();
227 jgs 82 }
228    
229 jgs 102 void SystemMatrixAdapter::saveMM(const std::string& fileName) const
230     {
231 woo409 757 char *fName = (fileName.size()+1>0) ? TMPMEMALLOC(fileName.size()+1,char) : (char*)NULL;
232    
233     strcpy(fName,fileName.c_str());
234 jgs 150 Paso_SystemMatrix* mat = getPaso_SystemMatrix();
235     Paso_SystemMatrix_saveMM(mat,fName);
236     checkPasoError();
237 woo409 757 TMPMEMFREE(fName);
238    
239 jgs 102 }
240    
241 jgs 123 void SystemMatrixAdapter::saveHB(const std::string& fileName) const
242     {
243 woo409 757 char *fName = (fileName.size()+1>0) ? TMPMEMALLOC(fileName.size()+1,char) : (char*)NULL;
244    
245 jgs 123 strcpy(fName,fileName.c_str());
246 jgs 150 Paso_SystemMatrix* mat = getPaso_SystemMatrix();
247     Paso_SystemMatrix_saveHB(mat,fName);
248     checkPasoError();
249 woo409 757 TMPMEMFREE(fName);
250    
251 jgs 123 }
252    
253 jgs 149 void SystemMatrixAdapter::resetValues() const
254 jgs 102 {
255 jgs 150 Paso_SystemMatrix* mat = getPaso_SystemMatrix();
256     Paso_SystemMatrix_setValues(mat,0.);
257     Paso_solve_free(mat);
258     checkPasoError();
259 jgs 108 }
260 jgs 102
261 gross 1364 void SystemMatrixAdapter::dictToPasoOptions(Paso_Options* paso_options, const boost::python::dict& options)
262     {
263     Paso_Options_setDefaults(paso_options);
264     #define EXTRACT(__key__,__val__,__type__) if ( options.has_key(__key__)) paso_options->__val__=boost::python::extract<__type__>(options.get(__key__))
265     #define EXTRACT_OPTION(__key__,__val__,__type__) if ( options.has_key(__key__)) paso_options->__val__=mapOptionToPaso(boost::python::extract<__type__>(options.get(__key__)))
266     EXTRACT("verbose",verbose,int);
267     EXTRACT_OPTION("reordering",reordering,int);
268     EXTRACT(ESCRIPT_TOLERANCE_KEY,tolerance,double);
269     EXTRACT_OPTION(ESCRIPT_METHOD_KEY,method,int);
270     EXTRACT(ESCRIPT_SYMMETRY_KEY,symmetric,int);
271     EXTRACT_OPTION(ESCRIPT_PACKAGE_KEY,package,int);
272     EXTRACT_OPTION("preconditioner",preconditioner,int);
273     EXTRACT("iter_max",iter_max,int);
274     EXTRACT("drop_tolerance",drop_tolerance,double);
275     EXTRACT("drop_storage",drop_storage,double);
276     EXTRACT("truncation",truncation,int);
277     EXTRACT("restart",restart,int);
278     #undef EXTRACT
279     #undef EXTRACT_OPTION
280     }
281    
282    
283 jgs 82 } // end of namespace

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