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huangweifeng
2026-10-22 09:23:54 +08:00
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third_party/eigen/unsupported/test/gmres.cpp
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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2011 Gael Guennebaud <g.gael@free.fr>
// Copyright (C) 2012 Kolja Brix <brix@igpm.rwth-aaachen.de>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "../../test/sparse_solver.h"
#include <Eigen/IterativeSolvers>
template <typename T>
void test_gmres_T() {
GMRES<SparseMatrix<T>, DiagonalPreconditioner<T> > gmres_colmajor_diag;
GMRES<SparseMatrix<T>, IdentityPreconditioner> gmres_colmajor_I;
GMRES<SparseMatrix<T>, IncompleteLUT<T> > gmres_colmajor_ilut;
// GMRES<SparseMatrix<T>, SSORPreconditioner<T> > gmres_colmajor_ssor;
CALL_SUBTEST(check_sparse_square_solving(gmres_colmajor_diag));
// CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_I) );
CALL_SUBTEST(check_sparse_square_solving(gmres_colmajor_ilut));
// CALL_SUBTEST( check_sparse_square_solving(gmres_colmajor_ssor) );
}
EIGEN_DECLARE_TEST(gmres) {
CALL_SUBTEST_1(test_gmres_T<double>());
CALL_SUBTEST_2(test_gmres_T<std::complex<double> >());
}