idrs.cpp
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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_idrs_T()
15 {
16  IDRS<SparseMatrix<T>, DiagonalPreconditioner<T> > idrs_colmajor_diag;
17  IDRS<SparseMatrix<T>, IncompleteLUT<T> > idrs_colmajor_ilut;
18 
19  CALL_SUBTEST( check_sparse_square_solving(idrs_colmajor_diag) );
20  CALL_SUBTEST( check_sparse_square_solving(idrs_colmajor_ilut) );
21 }
22 
24 {
25  CALL_SUBTEST_1(test_idrs_T<double>());
26  CALL_SUBTEST_2(test_idrs_T<std::complex<double> >());
27 }
Eigen::IncompleteLUT
Incomplete LU factorization with dual-threshold strategy.
Definition: IncompleteLUT.h:99
CALL_SUBTEST_1
#define CALL_SUBTEST_1(FUNC)
Definition: split_test_helper.h:4
Eigen::IDRS
The Induced Dimension Reduction method (IDR(s)) is a short-recurrences Krylov method for sparse squar...
Definition: IDRS.h:275
CALL_SUBTEST_2
#define CALL_SUBTEST_2(FUNC)
Definition: split_test_helper.h:10
test_idrs_T
void test_idrs_T()
Definition: idrs.cpp:14
check_sparse_square_solving
void check_sparse_square_solving(Solver &solver, int maxSize=300, int maxRealWorldSize=100000, bool checkDeficient=false)
Definition: sparse_solver.h:534
Eigen::DiagonalPreconditioner
A preconditioner based on the digonal entries.
Definition: BasicPreconditioners.h:36
EIGEN_DECLARE_TEST
EIGEN_DECLARE_TEST(idrs)
Definition: idrs.cpp:23
Eigen::internal::idrs
bool idrs(const MatrixType &A, const Rhs &b, Dest &x, const Preconditioner &precond, Index &iter, typename Dest::RealScalar &relres, Index S, bool smoothing, typename Dest::RealScalar angle, bool replacement)
Definition: IDRS.h:59
CALL_SUBTEST
#define CALL_SUBTEST(FUNC)
Definition: main.h:399


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autogenerated on Sat Nov 16 2024 04:02:26