-
Notifications
You must be signed in to change notification settings - Fork 298
/
MinResLinearSolver.h
79 lines (65 loc) · 4.67 KB
/
MinResLinearSolver.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
/******************************************************************************
* SOFA, Simulation Open-Framework Architecture *
* (c) 2006 INRIA, USTL, UJF, CNRS, MGH *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, or (at *
* your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, but WITHOUT *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
*******************************************************************************
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#pragma once
#include <sofa/component/linearsolver/iterative/config.h>
#include <sofa/component/linearsolver/iterative/MatrixLinearSolver.h>
#include <sofa/helper/map.h>
#include <cmath>
namespace sofa::component::linearsolver::iterative
{
/// Linear system solver using the MINRES iterative algorithm
/// @author Matthieu Nesme
/// @date 2013
template<class TMatrix, class TVector>
class MinResLinearSolver : public sofa::component::linearsolver::MatrixLinearSolver<TMatrix, TVector>
{
public:
SOFA_CLASS(SOFA_TEMPLATE2(MinResLinearSolver,TMatrix,TVector),SOFA_TEMPLATE2(sofa::component::linearsolver::MatrixLinearSolver,TMatrix,TVector));
typedef TMatrix Matrix;
typedef TVector Vector;
typedef sofa::component::linearsolver::MatrixLinearSolver<TMatrix,TVector> Inherit;
Data<unsigned> f_maxIter; ///< maximum number of iterations of the Conjugate Gradient solution
Data<double> f_tolerance; ///< desired precision of the Conjugate Gradient Solution (ratio of current residual norm over initial residual norm)
SOFA_ATTRIBUTE_DISABLED__SOLVER_ITERATIVE_VERBOSEDATA()
sofa::core::objectmodel::lifecycle::RemovedData f_verbose{this, "v23.12", "v24.06", "verbose", "This Data is no longer used"};
Data<std::map < std::string, sofa::type::vector<SReal> > > f_graph; ///< Graph of residuals at each iteration
protected:
MinResLinearSolver();
public:
void resetSystem() override;
void setSystemMBKMatrix(const sofa::core::MechanicalParams* mparams) override;
/// Solve Mx=b
void solve (Matrix& M, Vector& x, Vector& b) override;
void parse(core::objectmodel::BaseObjectDescription *arg) override;
};
#if !defined(SOFA_COMPONENT_LINEARSOLVER_MINRESLINEARSOLVER_CPP)
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< GraphScatteredMatrix, GraphScatteredVector >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< FullMatrix<SRreal>, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< SparseMatrix<SRreal>, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<SRreal>, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<type::Mat<2,2,SRreal> >, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<type::Mat<3,3,SRreal> >, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<type::Mat<4,4,SRreal> >, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<type::Mat<6,6,SRreal> >, FullVector<SRreal> >;
extern template class SOFA_COMPONENT_LINEARSOLVER_ITERATIVE_API MinResLinearSolver< CompressedRowSparseMatrix<type::Mat<8,8,SRreal> >, FullVector<SRreal> >;
#endif
} //namespace sofa::component::linearsolver::iterative