66 lines
2.1 KiB
C++
66 lines
2.1 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) 2009 Gael Guennebaud <gael.guennebaud@inria.fr>
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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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#define EIGEN2_SUPPORT
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#include "main.h"
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template<typename MatrixType> void eigen2support(const MatrixType& m)
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{
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typedef typename MatrixType::Scalar Scalar;
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Index rows = m.rows();
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Index cols = m.cols();
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MatrixType m1 = MatrixType::Random(rows, cols),
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m3(rows, cols);
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Scalar s1 = internal::random<Scalar>(),
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s2 = internal::random<Scalar>();
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// scalar addition
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VERIFY_IS_APPROX(m1.cwise() + s1, s1 + m1.cwise());
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VERIFY_IS_APPROX(m1.cwise() + s1, MatrixType::Constant(rows,cols,s1) + m1);
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VERIFY_IS_APPROX((m1*Scalar(2)).cwise() - s2, (m1+m1) - MatrixType::Constant(rows,cols,s2) );
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m3 = m1;
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m3.cwise() += s2;
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VERIFY_IS_APPROX(m3, m1.cwise() + s2);
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m3 = m1;
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m3.cwise() -= s1;
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VERIFY_IS_APPROX(m3, m1.cwise() - s1);
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VERIFY_IS_EQUAL((m1.corner(TopLeft,1,1)), (m1.block(0,0,1,1)));
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VERIFY_IS_EQUAL((m1.template corner<1,1>(TopLeft)), (m1.template block<1,1>(0,0)));
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VERIFY_IS_EQUAL((m1.col(0).start(1)), (m1.col(0).segment(0,1)));
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VERIFY_IS_EQUAL((m1.col(0).template start<1>()), (m1.col(0).segment(0,1)));
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VERIFY_IS_EQUAL((m1.col(0).end(1)), (m1.col(0).segment(rows-1,1)));
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VERIFY_IS_EQUAL((m1.col(0).template end<1>()), (m1.col(0).segment(rows-1,1)));
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using std::cos;
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using numext::real;
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using numext::abs2;
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VERIFY_IS_EQUAL(ei_cos(s1), cos(s1));
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VERIFY_IS_EQUAL(ei_real(s1), real(s1));
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VERIFY_IS_EQUAL(ei_abs2(s1), abs2(s1));
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m1.minor(0,0);
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}
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EIGEN_DECLARE_TEST(eigen2support)
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{
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for(int i = 0; i < g_repeat; i++) {
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CALL_SUBTEST_1( eigen2support(Matrix<double,1,1>()) );
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CALL_SUBTEST_2( eigen2support(MatrixXd(1,1)) );
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CALL_SUBTEST_4( eigen2support(Matrix3f()) );
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CALL_SUBTEST_5( eigen2support(Matrix4d()) );
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CALL_SUBTEST_2( eigen2support(MatrixXf(200,200)) );
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CALL_SUBTEST_6( eigen2support(MatrixXcd(100,100)) );
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}
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}
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