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Diffstat (limited to 'eigen/test/swap.cpp')
-rw-r--r-- | eigen/test/swap.cpp | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/eigen/test/swap.cpp b/eigen/test/swap.cpp deleted file mode 100644 index f76e362..0000000 --- a/eigen/test/swap.cpp +++ /dev/null @@ -1,94 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com> -// -// 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 EIGEN_NO_STATIC_ASSERT -#include "main.h" - -template<typename T> -struct other_matrix_type -{ - typedef int type; -}; - -template<typename _Scalar, int _Rows, int _Cols, int _Options, int _MaxRows, int _MaxCols> -struct other_matrix_type<Matrix<_Scalar, _Rows, _Cols, _Options, _MaxRows, _MaxCols> > -{ - typedef Matrix<_Scalar, _Rows, _Cols, _Options^RowMajor, _MaxRows, _MaxCols> type; -}; - -template<typename MatrixType> void swap(const MatrixType& m) -{ - typedef typename other_matrix_type<MatrixType>::type OtherMatrixType; - typedef typename MatrixType::Scalar Scalar; - - eigen_assert((!internal::is_same<MatrixType,OtherMatrixType>::value)); - typename MatrixType::Index rows = m.rows(); - typename MatrixType::Index cols = m.cols(); - - // construct 3 matrix guaranteed to be distinct - MatrixType m1 = MatrixType::Random(rows,cols); - MatrixType m2 = MatrixType::Random(rows,cols) + Scalar(100) * MatrixType::Identity(rows,cols); - OtherMatrixType m3 = OtherMatrixType::Random(rows,cols) + Scalar(200) * OtherMatrixType::Identity(rows,cols); - - MatrixType m1_copy = m1; - MatrixType m2_copy = m2; - OtherMatrixType m3_copy = m3; - - // test swapping 2 matrices of same type - Scalar *d1=m1.data(), *d2=m2.data(); - m1.swap(m2); - VERIFY_IS_APPROX(m1,m2_copy); - VERIFY_IS_APPROX(m2,m1_copy); - if(MatrixType::SizeAtCompileTime==Dynamic) - { - VERIFY(m1.data()==d2); - VERIFY(m2.data()==d1); - } - m1 = m1_copy; - m2 = m2_copy; - - // test swapping 2 matrices of different types - m1.swap(m3); - VERIFY_IS_APPROX(m1,m3_copy); - VERIFY_IS_APPROX(m3,m1_copy); - m1 = m1_copy; - m3 = m3_copy; - - // test swapping matrix with expression - m1.swap(m2.block(0,0,rows,cols)); - VERIFY_IS_APPROX(m1,m2_copy); - VERIFY_IS_APPROX(m2,m1_copy); - m1 = m1_copy; - m2 = m2_copy; - - // test swapping two expressions of different types - m1.transpose().swap(m3.transpose()); - VERIFY_IS_APPROX(m1,m3_copy); - VERIFY_IS_APPROX(m3,m1_copy); - m1 = m1_copy; - m3 = m3_copy; - - if(m1.rows()>1) - { - // test assertion on mismatching size -- matrix case - VERIFY_RAISES_ASSERT(m1.swap(m1.row(0))); - // test assertion on mismatching size -- xpr case - VERIFY_RAISES_ASSERT(m1.row(0).swap(m1)); - } -} - -void test_swap() -{ - int s = internal::random<int>(1,EIGEN_TEST_MAX_SIZE); - CALL_SUBTEST_1( swap(Matrix3f()) ); // fixed size, no vectorization - CALL_SUBTEST_2( swap(Matrix4d()) ); // fixed size, possible vectorization - CALL_SUBTEST_3( swap(MatrixXd(s,s)) ); // dyn size, no vectorization - CALL_SUBTEST_4( swap(MatrixXf(s,s)) ); // dyn size, possible vectorization - TEST_SET_BUT_UNUSED_VARIABLE(s) -} |