cl_SolverPARDISO.hpp

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/*
 * BELFEM -- The Berkeley Lab Finite Element Framework
 * Copyright (c) 2026, The Regents of the University of California,
 * through Lawrence Berkeley National Laboratory (subject to receipt of any required
 * approvals from the U.S. Dept. of Energy).  All rights reserved.
 *
 * Developers: Christian Messe, Gregory Giard
 *
 * See the top-level LICENSE file for the complete license and disclaimer.
 */
 
#ifndef BELFEM_CL_SOLVERPARDISO_HPP
#define BELFEM_CL_SOLVERPARDISO_HPP
 
#include "cl_SolverWrapper.hpp"
 
namespace belfem
{
    namespace solver
    {
//------------------------------------------------------------------------------
 
        class PARDISO : public Wrapper
        {
            Vector< int_t > mParameters ;

            Vector< int_t > mInfo ;
 
#ifdef BELFEM_PARDISO
            // default indexing base for solver
            const SpMatrixIndexingBase mIndexingBase = SpMatrixIndexingBase::Fortran ;
#endif
 
//------------------------------------------------------------------------------
        public:
//------------------------------------------------------------------------------
 
            PARDISO() ;
 
//------------------------------------------------------------------------------
 
            ~PARDISO() override ;
 
//------------------------------------------------------------------------------

            void
            solve(
                    SpMatrix & aMatrix,
                    Vector< real > & aLHS,
                    Vector< real > & aRHS ) override ;
 
//------------------------------------------------------------------------------
 
            void
            solve(
                    SpMatrix & aMatrix,
                    Matrix< real > & aLHS,
                    Matrix< real > & aRHS ) override ;
 
//------------------------------------------------------------------------------
 
            real
            get_determinant() const override;
 
//------------------------------------------------------------------------------
 
            void
            free() override ;
 
//------------------------------------------------------------------------------
        protected :
//------------------------------------------------------------------------------
 
            void
            initialize( SpMatrix & aMatrix,
                        const SymmetryMode aSymmetryMode = SymmetryMode::Unsymmetric,
                        const int_t aNumRhsColumns = 1) override ;
 
//------------------------------------------------------------------------------
 
            string
            error_message( const int_t aStatus ) const;
 
//------------------------------------------------------------------------------
 
            void
            check_status( const int_t aStatus ) ;
 
//------------------------------------------------------------------------------
        };
    }
}
 
#endif //BELFEM_CL_SOLVERPARDISO_HPP