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/* $Id$ */ |
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|
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/**************************************************************/ |
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|
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/* Paso: SystemMatrix is saved to Matrix Market format */ |
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|
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/**************************************************************/ |
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|
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/* Copyrights by ACcESS Australia 2003,2004 */ |
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/* Author: davies@access.edu.au */ |
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|
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/**************************************************************/ |
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|
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#include "Paso.h" |
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#include "mmio.h" |
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#include "SystemMatrix.h" |
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|
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void Paso_SystemMatrix_saveMM(Paso_SystemMatrix * A_p, char * fileName_p) { |
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|
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int iRow, iCol, iPtr,ir,ic; |
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|
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/* open the file */ |
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FILE * fileHandle_p = fopen(fileName_p, "w"); |
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if (fileHandle_p==NULL) { |
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Paso_setError(IO_ERROR,"file could not be opened for writing"); |
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return; |
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} |
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|
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/* set the matrix code */ |
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MM_typecode matrixCode; |
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mm_initialize_typecode(&matrixCode); |
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mm_set_matrix(&matrixCode); |
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mm_set_coordinate(&matrixCode); |
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mm_set_real(&matrixCode); |
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|
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mm_write_banner(fileHandle_p, matrixCode); |
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mm_write_mtx_crd_size(fileHandle_p, A_p->num_rows*A_p->row_block_size, A_p->num_cols*A_p->col_block_size,A_p->len); |
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|
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switch(A_p->type) { |
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case CSR: |
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for (iRow = 0; iRow< A_p->pattern->n_ptr; iRow++) { |
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for (ir = 0; ir< A_p->row_block_size; ir++) { |
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for (iPtr = A_p->pattern->ptr[iRow] - PTR_OFFSET;iPtr < A_p->pattern->ptr[iRow+1] - PTR_OFFSET; iPtr++) { |
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for (ic = 0; ic< A_p->col_block_size; ic++) { |
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fprintf(fileHandle_p, "%12d %12d %e\n", |
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iRow*A_p->row_block_size+ir+ 1, |
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(A_p->pattern->index[iPtr]-INDEX_OFFSET)*A_p->col_block_size+ic+1, |
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A_p->val[iPtr*A_p->block_size+ir+A_p->row_block_size*ic]); |
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} |
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} |
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} |
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} |
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break; |
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case CSC: |
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for (iCol = 0; iCol< A_p->pattern->n_ptr; iCol++) { |
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for (ic = 0; ic< A_p->col_block_size; ic++) { |
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for (iPtr = A_p->pattern->ptr[iCol] - PTR_OFFSET;iPtr < A_p->pattern->ptr[iCol+1] - PTR_OFFSET; iPtr++) { |
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for (ir = 0; ir< A_p->row_block_size; ir++) { |
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fprintf(fileHandle_p, "%12d %12d %e\n", |
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(A_p->pattern->index[iPtr]-INDEX_OFFSET)*A_p->row_block_size+ir+1, |
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iCol*A_p->col_block_size+ic+ 1, |
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A_p->val[iPtr*A_p->block_size+ir+A_p->row_block_size*ic]); |
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} |
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} |
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} |
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} |
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} |
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|
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/* close the file */ |
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fclose(fileHandle_p); |
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|
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return; |
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} |
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|
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/* |
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* $Log$ |
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* Revision 1.2 2005/09/15 03:44:39 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 1.1.2.1 2005/09/05 06:29:48 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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