67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
// This file is triangularView of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2010 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#define TEST_CHECK_STATIC_ASSERTIONS
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#include "main.h"
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// This file tests the basic selfadjointView API,
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// the related products and decompositions are tested in specific files.
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template <typename MatrixType>
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void selfadjoint(const MatrixType& m) {
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typedef typename MatrixType::Scalar Scalar;
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Index rows = m.rows();
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Index cols = m.cols();
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MatrixType m1 = MatrixType::Random(rows, cols), m2 = MatrixType::Random(rows, cols), m3(rows, cols), m4(rows, cols);
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m1.diagonal() = m1.diagonal().real().template cast<Scalar>();
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// check selfadjoint to dense
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m3 = m1.template selfadjointView<Upper>();
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VERIFY_IS_APPROX(MatrixType(m3.template triangularView<Upper>()), MatrixType(m1.template triangularView<Upper>()));
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VERIFY_IS_APPROX(m3, m3.adjoint());
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m3 = m1.template selfadjointView<Lower>();
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VERIFY_IS_APPROX(MatrixType(m3.template triangularView<Lower>()), MatrixType(m1.template triangularView<Lower>()));
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VERIFY_IS_APPROX(m3, m3.adjoint());
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m3 = m1.template selfadjointView<Upper>();
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m4 = m2;
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m4 += m1.template selfadjointView<Upper>();
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VERIFY_IS_APPROX(m4, m2 + m3);
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m3 = m1.template selfadjointView<Lower>();
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m4 = m2;
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m4 -= m1.template selfadjointView<Lower>();
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VERIFY_IS_APPROX(m4, m2 - m3);
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}
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void bug_159() {
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Matrix3d m = Matrix3d::Random().selfadjointView<Lower>();
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EIGEN_UNUSED_VARIABLE(m)
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}
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EIGEN_DECLARE_TEST(selfadjoint) {
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for (int i = 0; i < g_repeat; i++) {
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int s = internal::random<int>(1, EIGEN_TEST_MAX_SIZE);
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CALL_SUBTEST_1(selfadjoint(Matrix<float, 1, 1>()));
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CALL_SUBTEST_2(selfadjoint(Matrix<float, 2, 2>()));
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CALL_SUBTEST_3(selfadjoint(Matrix3cf()));
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CALL_SUBTEST_4(selfadjoint(MatrixXcd(s, s)));
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CALL_SUBTEST_5(selfadjoint(Matrix<float, Dynamic, Dynamic, RowMajor>(s, s)));
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TEST_SET_BUT_UNUSED_VARIABLE(s)
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}
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CALL_SUBTEST_1(bug_159());
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}
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