| 1 | // This file is part of Eigen, a lightweight C++ template library
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| 2 | // for linear algebra.
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| 3 | //
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| 4 | // Copyright (C) 2011 Benoit Jacob <jacob.benoit.1@gmail.com>
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| 5 | //
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| 6 | // This Source Code Form is subject to the terms of the Mozilla
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| 7 | // Public License v. 2.0. If a copy of the MPL was not distributed
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| 8 | // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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| 9 |
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| 10 | #if defined EIGEN_TEST_PART_1 || defined EIGEN_TEST_PART_2 || defined EIGEN_TEST_PART_3 || defined EIGEN_TEST_PART_4
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| 11 | #define EIGEN_DONT_ALIGN
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| 12 | #elif defined EIGEN_TEST_PART_5 || defined EIGEN_TEST_PART_6 || defined EIGEN_TEST_PART_7 || defined EIGEN_TEST_PART_8
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| 13 | #define EIGEN_DONT_ALIGN_STATICALLY
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| 14 | #endif
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| 15 |
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| 16 | #include "main.h"
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| 17 | #include <Eigen/Dense>
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| 18 |
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| 19 | template<typename MatrixType>
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| 20 | void dontalign(const MatrixType& m)
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| 21 | {
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| 22 | typedef typename MatrixType::Index Index;
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| 23 | typedef typename MatrixType::Scalar Scalar;
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| 24 | typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, 1> VectorType;
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| 25 | typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime> SquareMatrixType;
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| 26 |
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| 27 | Index rows = m.rows();
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| 28 | Index cols = m.cols();
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| 29 |
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| 30 | MatrixType a = MatrixType::Random(rows,cols);
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| 31 | SquareMatrixType square = SquareMatrixType::Random(rows,rows);
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| 32 | VectorType v = VectorType::Random(rows);
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| 33 |
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| 34 | VERIFY_IS_APPROX(v, square * square.colPivHouseholderQr().solve(v));
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| 35 | square = square.inverse().eval();
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| 36 | a = square * a;
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| 37 | square = square*square;
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| 38 | v = square * v;
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| 39 | v = a.adjoint() * v;
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| 40 | VERIFY(square.determinant() != Scalar(0));
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| 41 |
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| 42 | // bug 219: MapAligned() was giving an assert with EIGEN_DONT_ALIGN, because Map Flags were miscomputed
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| 43 | Scalar* array = internal::aligned_new<Scalar>(rows);
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| 44 | v = VectorType::MapAligned(array, rows);
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| 45 | internal::aligned_delete(array, rows);
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| 46 | }
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| 47 |
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| 48 | void test_dontalign()
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| 49 | {
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| 50 | #if defined EIGEN_TEST_PART_1 || defined EIGEN_TEST_PART_5
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| 51 | dontalign(Matrix3d());
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| 52 | dontalign(Matrix4f());
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| 53 | #elif defined EIGEN_TEST_PART_2 || defined EIGEN_TEST_PART_6
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| 54 | dontalign(Matrix3cd());
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| 55 | dontalign(Matrix4cf());
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| 56 | #elif defined EIGEN_TEST_PART_3 || defined EIGEN_TEST_PART_7
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| 57 | dontalign(Matrix<float, 32, 32>());
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| 58 | dontalign(Matrix<std::complex<float>, 32, 32>());
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| 59 | #elif defined EIGEN_TEST_PART_4 || defined EIGEN_TEST_PART_8
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| 60 | dontalign(MatrixXd(32, 32));
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| 61 | dontalign(MatrixXcf(32, 32));
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| 62 | #endif
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| 63 | }
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