1// This file is triangularView of Eigen, a lightweight C++ template library 2// for linear algebra. 3// 4// Copyright (C) 2010 Gael Guennebaud <gael.guennebaud@inria.fr> 5// 6// This Source Code Form is subject to the terms of the Mozilla 7// Public License v. 2.0. If a copy of the MPL was not distributed 8// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. 9 10#include "main.h" 11 12// This file tests the basic selfadjointView API, 13// the related products and decompositions are tested in specific files. 14 15template<typename MatrixType> void selfadjoint(const MatrixType& m) 16{ 17 typedef typename MatrixType::Index Index; 18 typedef typename MatrixType::Scalar Scalar; 19 typedef typename NumTraits<Scalar>::Real RealScalar; 20 21 Index rows = m.rows(); 22 Index cols = m.cols(); 23 24 MatrixType m1 = MatrixType::Random(rows, cols), 25 m3(rows, cols); 26 27 m1.diagonal() = m1.diagonal().real().template cast<Scalar>(); 28 29 // check selfadjoint to dense 30 m3 = m1.template selfadjointView<Upper>(); 31 VERIFY_IS_APPROX(MatrixType(m3.template triangularView<Upper>()), MatrixType(m1.template triangularView<Upper>())); 32 VERIFY_IS_APPROX(m3, m3.adjoint()); 33 34 35 m3 = m1.template selfadjointView<Lower>(); 36 VERIFY_IS_APPROX(MatrixType(m3.template triangularView<Lower>()), MatrixType(m1.template triangularView<Lower>())); 37 VERIFY_IS_APPROX(m3, m3.adjoint()); 38} 39 40void bug_159() 41{ 42 Matrix3d m = Matrix3d::Random().selfadjointView<Lower>(); 43 EIGEN_UNUSED_VARIABLE(m) 44} 45 46void test_selfadjoint() 47{ 48 for(int i = 0; i < g_repeat ; i++) 49 { 50 int s = internal::random<int>(1,EIGEN_TEST_MAX_SIZE); EIGEN_UNUSED_VARIABLE(s); 51 52 CALL_SUBTEST_1( selfadjoint(Matrix<float, 1, 1>()) ); 53 CALL_SUBTEST_2( selfadjoint(Matrix<float, 2, 2>()) ); 54 CALL_SUBTEST_3( selfadjoint(Matrix3cf()) ); 55 CALL_SUBTEST_4( selfadjoint(MatrixXcd(s,s)) ); 56 CALL_SUBTEST_5( selfadjoint(Matrix<float,Dynamic,Dynamic,RowMajor>(s, s)) ); 57 58 EIGEN_UNUSED_VARIABLE(s) 59 } 60 61 CALL_SUBTEST_1( bug_159() ); 62} 63