64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
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// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2011 Benoit Jacob <jacob.benoit.1@gmail.com>
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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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#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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#define EIGEN_DONT_ALIGN
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#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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#define EIGEN_DONT_ALIGN_STATICALLY
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#endif
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#include "main.h"
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#include <Eigen/Dense>
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template<typename MatrixType>
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void dontalign(const MatrixType& m)
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{
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typedef typename MatrixType::Index Index;
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typedef typename MatrixType::Scalar Scalar;
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typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, 1> VectorType;
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typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime> SquareMatrixType;
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Index rows = m.rows();
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Index cols = m.cols();
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MatrixType a = MatrixType::Random(rows,cols);
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SquareMatrixType square = SquareMatrixType::Random(rows,rows);
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VectorType v = VectorType::Random(rows);
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VERIFY_IS_APPROX(v, square * square.colPivHouseholderQr().solve(v));
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square = square.inverse().eval();
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a = square * a;
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square = square*square;
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v = square * v;
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v = a.adjoint() * v;
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VERIFY(square.determinant() != Scalar(0));
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// bug 219: MapAligned() was giving an assert with EIGEN_DONT_ALIGN, because Map Flags were miscomputed
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Scalar* array = internal::aligned_new<Scalar>(rows);
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v = VectorType::MapAligned(array, rows);
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internal::aligned_delete(array, rows);
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}
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void test_dontalign()
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{
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#if defined EIGEN_TEST_PART_1 || defined EIGEN_TEST_PART_5
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dontalign(Matrix3d());
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dontalign(Matrix4f());
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#elif defined EIGEN_TEST_PART_2 || defined EIGEN_TEST_PART_6
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dontalign(Matrix3cd());
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dontalign(Matrix4cf());
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#elif defined EIGEN_TEST_PART_3 || defined EIGEN_TEST_PART_7
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dontalign(Matrix<float, 32, 32>());
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dontalign(Matrix<std::complex<float>, 32, 32>());
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#elif defined EIGEN_TEST_PART_4 || defined EIGEN_TEST_PART_8
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dontalign(MatrixXd(32, 32));
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dontalign(MatrixXcf(32, 32));
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#endif
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}
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