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							66 lines
						
					
					
						
							2.2 KiB
						
					
					
				| // This file is part of Eigen, a lightweight C++ template library | |
| // for linear algebra. | |
| // | |
| // Copyright (C) 2009 Gael Guennebaud <gael.guennebaud@inria.fr> | |
| // | |
| // This Source Code Form is subject to the terms of the Mozilla | |
| // Public License v. 2.0. If a copy of the MPL was not distributed | |
| // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
|  | |
| #define EIGEN2_SUPPORT | |
|  | |
| #include "main.h" | |
|  | |
| template<typename MatrixType> void eigen2support(const MatrixType& m) | |
| { | |
|   typedef typename MatrixType::Index Index; | |
|   typedef typename MatrixType::Scalar Scalar; | |
| 
 | |
|   Index rows = m.rows(); | |
|   Index cols = m.cols(); | |
| 
 | |
|   MatrixType m1 = MatrixType::Random(rows, cols), | |
|              m3(rows, cols); | |
| 
 | |
|   Scalar  s1 = internal::random<Scalar>(), | |
|           s2 = internal::random<Scalar>(); | |
| 
 | |
|   // scalar addition | |
|   VERIFY_IS_APPROX(m1.cwise() + s1, s1 + m1.cwise()); | |
|   VERIFY_IS_APPROX(m1.cwise() + s1, MatrixType::Constant(rows,cols,s1) + m1); | |
|   VERIFY_IS_APPROX((m1*Scalar(2)).cwise() - s2, (m1+m1) - MatrixType::Constant(rows,cols,s2) ); | |
|   m3 = m1; | |
|   m3.cwise() += s2; | |
|   VERIFY_IS_APPROX(m3, m1.cwise() + s2); | |
|   m3 = m1; | |
|   m3.cwise() -= s1; | |
|   VERIFY_IS_APPROX(m3, m1.cwise() - s1); | |
| 
 | |
|   VERIFY_IS_EQUAL((m1.corner(TopLeft,1,1)), (m1.block(0,0,1,1))); | |
|   VERIFY_IS_EQUAL((m1.template corner<1,1>(TopLeft)), (m1.template block<1,1>(0,0))); | |
|   VERIFY_IS_EQUAL((m1.col(0).start(1)), (m1.col(0).segment(0,1))); | |
|   VERIFY_IS_EQUAL((m1.col(0).template start<1>()), (m1.col(0).segment(0,1))); | |
|   VERIFY_IS_EQUAL((m1.col(0).end(1)), (m1.col(0).segment(rows-1,1))); | |
|   VERIFY_IS_EQUAL((m1.col(0).template end<1>()), (m1.col(0).segment(rows-1,1))); | |
|    | |
|   using std::cos; | |
|   using numext::real; | |
|   using numext::abs2; | |
|   VERIFY_IS_EQUAL(ei_cos(s1), cos(s1)); | |
|   VERIFY_IS_EQUAL(ei_real(s1), real(s1)); | |
|   VERIFY_IS_EQUAL(ei_abs2(s1), abs2(s1)); | |
| 
 | |
|   m1.minor(0,0); | |
| } | |
| 
 | |
| void test_eigen2support() | |
| { | |
|   for(int i = 0; i < g_repeat; i++) { | |
|     CALL_SUBTEST_1( eigen2support(Matrix<double,1,1>()) ); | |
|     CALL_SUBTEST_2( eigen2support(MatrixXd(1,1)) ); | |
|     CALL_SUBTEST_4( eigen2support(Matrix3f()) ); | |
|     CALL_SUBTEST_5( eigen2support(Matrix4d()) ); | |
|     CALL_SUBTEST_2( eigen2support(MatrixXf(200,200)) ); | |
|     CALL_SUBTEST_6( eigen2support(MatrixXcd(100,100)) ); | |
|   } | |
| }
 |