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58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra. Eigen itself is part of the KDE project.
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//
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// Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#include "main.h"
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template<typename Scalar> void smallVectors()
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{
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typedef Matrix<Scalar, 1, 2> V2;
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typedef Matrix<Scalar, 3, 1> V3;
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typedef Matrix<Scalar, 1, 4> V4;
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Scalar x1 = ei_random<Scalar>(),
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x2 = ei_random<Scalar>(),
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x3 = ei_random<Scalar>(),
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x4 = ei_random<Scalar>();
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V2 v2(x1, x2);
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V3 v3(x1, x2, x3);
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V4 v4(x1, x2, x3, x4);
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VERIFY_IS_APPROX(x1, v2.x());
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VERIFY_IS_APPROX(x1, v3.x());
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VERIFY_IS_APPROX(x1, v4.x());
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VERIFY_IS_APPROX(x2, v2.y());
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VERIFY_IS_APPROX(x2, v3.y());
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VERIFY_IS_APPROX(x2, v4.y());
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VERIFY_IS_APPROX(x3, v3.z());
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VERIFY_IS_APPROX(x3, v4.z());
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VERIFY_IS_APPROX(x4, v4.w());
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}
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void test_eigen2_smallvectors()
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{
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for(int i = 0; i < g_repeat; i++) {
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CALL_SUBTEST( smallVectors<int>() );
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CALL_SUBTEST( smallVectors<float>() );
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CALL_SUBTEST( smallVectors<double>() );
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}
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}
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