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SimulationRuntime/c/simulation/solver/linearSolverLis.c
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,142 @@ | ||
| /* | ||
| * This file is part of OpenModelica. | ||
| * | ||
| * Copyright (c) 1998-CurrentYear, Linköping University, | ||
| * Department of Computer and Information Science, | ||
| * SE-58183 Linköping, Sweden. | ||
| * | ||
| * All rights reserved. | ||
| * | ||
| * THIS PROGRAM IS PROVIDED UNDER THE TERMS OF GPL VERSION 3 | ||
| * AND THIS OSMC PUBLIC LICENSE (OSMC-PL). | ||
| * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES RECIPIENT'S | ||
| * ACCEPTANCE OF THE OSMC PUBLIC LICENSE. | ||
| * | ||
| * The OpenModelica software and the Open Source Modelica | ||
| * Consortium (OSMC) Public License (OSMC-PL) are obtained | ||
| * from Linköping University, either from the above address, | ||
| * from the URLs: http://www.ida.liu.se/projects/OpenModelica or | ||
| * http://www.openmodelica.org, and in the OpenModelica distribution. | ||
| * GNU version 3 is obtained from: http://www.gnu.org/copyleft/gpl.html. | ||
| * | ||
| * This program is distributed WITHOUT ANY WARRANTY; without | ||
| * even the implied warranty of MERCHANTABILITY or FITNESS | ||
| * FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY SET FORTH | ||
| * IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS | ||
| * OF OSMC-PL. | ||
| * | ||
| * See the full OSMC Public License conditions for more details. | ||
| * | ||
| */ | ||
|
|
||
| /*! \file linearSolverLis.c | ||
| */ | ||
|
|
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| #include <math.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
|
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| #include "simulation_data.h" | ||
| #include "omc_error.h" | ||
| #include "varinfo.h" | ||
| #include "model_help.h" | ||
|
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| #include "linearSystem.h" | ||
| #include "linearSolverLis.h" | ||
|
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| /*! \fn allocate memory for linear system solver Lis | ||
| * | ||
| */ | ||
| int | ||
| allocateLisData(int n_row, int n_col, int nz, void** voiddata) | ||
| { | ||
| DATA_LIS* data = (DATA_LIS*) malloc(sizeof(DATA_LIS)); | ||
| ASSERT(data, "Could not allocate data for linear solver Lis."); | ||
|
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| data->n_col = n_col; | ||
| data->n_row = n_row; | ||
| data->nnz = nz; | ||
|
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| lis_vector_create(0, &(data->b)); | ||
| lis_vector_set_size(data->b, data->n_row, 0); | ||
|
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| lis_solver_create(&(data->solver)); | ||
| lis_solver_set_option("-i fgmres ",data->solver); | ||
|
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| *voiddata = (void*)data; | ||
| return 0; | ||
| } | ||
|
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| /*! \fn free memory for linear system solver Lis | ||
| * | ||
| */ | ||
| int | ||
| freeLisData(void **voiddata) | ||
| { | ||
| DATA_LIS* data = (DATA_LIS*) *voiddata; | ||
|
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| lis_solver_destroy(data->solver); | ||
| lis_vector_destroy(data->b); | ||
| lis_vector_destroy(data->x); | ||
|
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| return 0; | ||
| } | ||
|
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| /*! \fn solve linear system with Lis method | ||
| * | ||
| * \param [in] [data] | ||
| * [sysNumber] index of the corresponing non-linear system | ||
| * | ||
| * \author swagner | ||
| */ | ||
| int | ||
| solveLis(DATA *data, int sysNumber) | ||
| { | ||
| int i, ret, success = 1; | ||
| LINEAR_SYSTEM_DATA* systemData = &(data->simulationInfo.linearSystemData[sysNumber]); | ||
| DATA_LIS* sData = (DATA_LIS*)systemData->solverData; | ||
|
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| /* Destroy the old matrix, create a new one and fill it with values */ | ||
| lis_matrix_destroy(sData->A); | ||
| lis_matrix_create(0, &(sData->A)); | ||
| lis_matrix_set_size(sData->A, sData->n_row, 0); | ||
| systemData->setA(data, systemData); | ||
| lis_matrix_set_type(sData->A, LIS_MATRIX_CSR); | ||
| lis_matrix_assemble(sData->A); | ||
|
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| /* fill b with values */ | ||
| systemData->setb(data, systemData); | ||
| for (i=0; i<sData->n_row; i++){ | ||
| lis_vector_set_value(LIS_INS_VALUE, i, systemData->b[i], sData->b); | ||
| } | ||
|
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| /* Create a new Vector for the solution */ | ||
| lis_vector_destroy(sData->x); | ||
| lis_vector_duplicate(sData->A,&(sData->x)); | ||
|
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| /* solve */ | ||
| ret = lis_solve(sData->A,sData->b,sData->x,sData->solver); | ||
|
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| /* handle return status */ | ||
| switch(ret){ | ||
| case LIS_SUCCESS: | ||
| success = 1; | ||
| break; | ||
| case LIS_ILL_OPTION: | ||
| case LIS_BREAKDOWN: | ||
| case LIS_OUT_OF_MEMORY: | ||
| case LIS_MAXITER: | ||
| case LIS_ERR_NOT_IMPLEMENTED: | ||
| case LIS_ERR_FILE_IO: | ||
| default: | ||
| success = 0; | ||
| break; | ||
| } | ||
|
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| /* write solution */ | ||
| lis_vector_get_values(sData->x, 0, sData->n_col, systemData->x); | ||
|
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| lis_matrix_destroy(sData->A); | ||
|
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| return success; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| /* | ||
| * This file is part of OpenModelica. | ||
| * | ||
| * Copyright (c) 1998-CurrentYear, Linköping University, | ||
| * Department of Computer and Information Science, | ||
| * SE-58183 Linköping, Sweden. | ||
| * | ||
| * All rights reserved. | ||
| * | ||
| * THIS PROGRAM IS PROVIDED UNDER THE TERMS OF GPL VERSION 3 | ||
| * AND THIS OSMC PUBLIC LICENSE (OSMC-PL). | ||
| * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES RECIPIENT'S | ||
| * ACCEPTANCE OF THE OSMC PUBLIC LICENSE. | ||
| * | ||
| * The OpenModelica software and the Open Source Modelica | ||
| * Consortium (OSMC) Public License (OSMC-PL) are obtained | ||
| * from Linköping University, either from the above address, | ||
| * from the URLs: http://www.ida.liu.se/projects/OpenModelica or | ||
| * http://www.openmodelica.org, and in the OpenModelica distribution. | ||
| * GNU version 3 is obtained from: http://www.gnu.org/copyleft/gpl.html. | ||
| * | ||
| * This program is distributed WITHOUT ANY WARRANTY; without | ||
| * even the implied warranty of MERCHANTABILITY or FITNESS | ||
| * FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY SET FORTH | ||
| * IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS | ||
| * OF OSMC-PL. | ||
| * | ||
| * See the full OSMC Public License conditions for more details. | ||
| * | ||
| */ | ||
|
|
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| /*! \file linearSolverLis.h | ||
| */ | ||
|
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| #ifndef _LINEARSOLVERLIS_H_ | ||
| #define _LINEARSOLVERLIS_H_ | ||
|
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| #include "simulation_data.h" | ||
| #include <lis.h> | ||
|
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
|
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| #ifdef VOID | ||
| #undef VOID | ||
| #endif | ||
|
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
|
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| typedef struct DATA_LIS | ||
| { | ||
| LIS_MATRIX A; | ||
| LIS_VECTOR x,b; | ||
| LIS_SOLVER solver; | ||
| LIS_INT err; | ||
| int n_col; | ||
| int n_row; | ||
| int nnz; | ||
| } DATA_LIS; | ||
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| int allocateLisData(int n_row, int n_col, int nz, void **data); | ||
| int freeLisData(void **data); | ||
| int solveLis(DATA *data, int sysNumber); | ||
|
|
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| #endif | ||
|
|
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