| // This file is part of Eigen, a lightweight C++ template library |
| // for linear algebra. |
| // |
| // Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com> |
| // |
| // 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 "main.h" |
| |
| template <typename MatrixType> |
| void miscMatrices(const MatrixType& m) { |
| /* this test covers the following files: |
| DiagonalMatrix.h Ones.h |
| */ |
| typedef typename MatrixType::Scalar Scalar; |
| typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, 1> VectorType; |
| Index rows = m.rows(); |
| Index cols = m.cols(); |
| |
| Index r = internal::random<Index>(0, rows - 1), r2 = internal::random<Index>(0, rows - 1), |
| c = internal::random<Index>(0, cols - 1); |
| VERIFY_IS_APPROX(MatrixType::Ones(rows, cols)(r, c), static_cast<Scalar>(1)); |
| MatrixType m1 = MatrixType::Ones(rows, cols); |
| VERIFY_IS_APPROX(m1(r, c), static_cast<Scalar>(1)); |
| VectorType v1 = VectorType::Random(rows); |
| v1[0]; |
| Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime> square(v1.asDiagonal()); |
| if (r == r2) |
| VERIFY_IS_APPROX(square(r, r2), v1[r]); |
| else |
| VERIFY_IS_MUCH_SMALLER_THAN(square(r, r2), static_cast<Scalar>(1)); |
| square = MatrixType::Zero(rows, rows); |
| square.diagonal() = VectorType::Ones(rows); |
| VERIFY_IS_APPROX(square, MatrixType::Identity(rows, rows)); |
| } |
| |
| EIGEN_DECLARE_TEST(miscmatrices) { |
| for (int i = 0; i < g_repeat; i++) { |
| CALL_SUBTEST_1(miscMatrices(Matrix<float, 1, 1>())); |
| CALL_SUBTEST_2(miscMatrices(Matrix4d())); |
| CALL_SUBTEST_3(miscMatrices(MatrixXcf(3, 3))); |
| CALL_SUBTEST_4(miscMatrices(MatrixXi(8, 12))); |
| CALL_SUBTEST_5(miscMatrices(MatrixXcd(20, 20))); |
| } |
| } |