63 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // 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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| 
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| #define EIGEN2_SUPPORT
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| 
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| #include "main.h"
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| 
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| template <typename MatrixType>
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| void eigen2support(const MatrixType& m) {
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|   typedef typename MatrixType::Scalar Scalar;
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| 
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|   Index rows = m.rows();
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|   Index cols = m.cols();
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| 
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|   MatrixType m1 = MatrixType::Random(rows, cols), m3(rows, cols);
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| 
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|   Scalar s1 = internal::random<Scalar>(), s2 = internal::random<Scalar>();
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| 
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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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| 
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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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| 
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|   using numext::abs2;
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|   using numext::real;
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|   using std::cos;
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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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| 
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|   m1.minor(0, 0);
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| }
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| 
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| EIGEN_DECLARE_TEST(eigen2support) {
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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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