gmres.cpp
Go to the documentation of this file.
1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra.
3 //
4 // Copyright (C) 2011 Gael Guennebaud <g.gael@free.fr>
5 // Copyright (C) 2012 Kolja Brix <brix@igpm.rwth-aaachen.de>
6 //
7 // This Source Code Form is subject to the terms of the Mozilla
8 // Public License v. 2.0. If a copy of the MPL was not distributed
9 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
10 
11 #include "../../test/sparse_solver.h"
12 #include <Eigen/IterativeSolvers>
13 
14 template<typename T> void test_gmres_T()
15 {
16  GMRES<SparseMatrix<T>, DiagonalPreconditioner<T> > gmres_colmajor_diag;
18  GMRES<SparseMatrix<T>, IncompleteLUT<T> > gmres_colmajor_ilut;
19  //GMRES<SparseMatrix<T>, SSORPreconditioner<T> > gmres_colmajor_ssor;
20 
21  CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_diag) );
22 // CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_I) );
23  CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_ilut) );
24  //CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_ssor) );
25 }
26 
28 {
29  CALL_SUBTEST_1(test_gmres_T<double>());
30  CALL_SUBTEST_2(test_gmres_T<std::complex<double> >());
31 }
A preconditioner based on the digonal entries.
EIGEN_DECLARE_TEST(gmres)
Definition: gmres.cpp:27
#define CALL_SUBTEST_1(FUNC)
void test_gmres_T()
Definition: gmres.cpp:14
Incomplete LU factorization with dual-threshold strategy.
Definition: IncompleteLUT.h:99
#define CALL_SUBTEST(FUNC)
Definition: main.h:399
A GMRES solver for sparse square problems.
Definition: GMRES.h:221
A naive preconditioner which approximates any matrix as the identity matrix.
#define CALL_SUBTEST_2(FUNC)
void check_sparse_square_solving(Solver &solver, int maxSize=300, int maxRealWorldSize=100000, bool checkDeficient=false)
bool gmres(const MatrixType &mat, const Rhs &rhs, Dest &x, const Preconditioner &precond, Index &iters, const Index &restart, typename Dest::RealScalar &tol_error)
Definition: GMRES.h:56


gtsam
Author(s):
autogenerated on Tue Jul 4 2023 02:34:18