mirror of
https://gitlab.com/libeigen/eigen.git
synced 2024-11-21 03:11:25 +08:00
70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
|
|
// for linear algebra.
|
|
//
|
|
// Copyright (C) 2011 Benoit Jacob <jacob.benoit.1@gmail.com>
|
|
//
|
|
// Eigen is free software; you can redistribute it and/or
|
|
// modify it under the terms of the GNU Lesser General Public
|
|
// License as published by the Free Software Foundation; either
|
|
// version 3 of the License, or (at your option) any later version.
|
|
//
|
|
// Alternatively, you can redistribute it and/or
|
|
// modify it under the terms of the GNU General Public License as
|
|
// published by the Free Software Foundation; either version 2 of
|
|
// the License, or (at your option) any later version.
|
|
//
|
|
// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public
|
|
// License and a copy of the GNU General Public License along with
|
|
// Eigen. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
#include "main.h"
|
|
|
|
template<typename MatrixType> void zeroSizedMatrix()
|
|
{
|
|
MatrixType t1;
|
|
|
|
if (MatrixType::SizeAtCompileTime == Dynamic)
|
|
{
|
|
if (MatrixType::RowsAtCompileTime == Dynamic)
|
|
VERIFY(t1.rows() == 0);
|
|
if (MatrixType::ColsAtCompileTime == Dynamic)
|
|
VERIFY(t1.cols() == 0);
|
|
|
|
if (MatrixType::RowsAtCompileTime == Dynamic && MatrixType::ColsAtCompileTime == Dynamic)
|
|
{
|
|
MatrixType t2(0, 0);
|
|
VERIFY(t2.rows() == 0);
|
|
VERIFY(t2.cols() == 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
template<typename VectorType> void zeroSizedVector()
|
|
{
|
|
VectorType t1;
|
|
|
|
if (VectorType::SizeAtCompileTime == Dynamic)
|
|
{
|
|
VERIFY(t1.size() == 0);
|
|
VectorType t2(DenseIndex(0)); // DenseIndex disambiguates with 0-the-null-pointer (error with gcc 4.4 and MSVC8)
|
|
VERIFY(t2.size() == 0);
|
|
}
|
|
}
|
|
|
|
void test_zerosized()
|
|
{
|
|
zeroSizedMatrix<Matrix2d>();
|
|
zeroSizedMatrix<Matrix3i>();
|
|
zeroSizedMatrix<Matrix<float, 2, Dynamic> >();
|
|
zeroSizedMatrix<MatrixXf>();
|
|
|
|
zeroSizedVector<Vector2d>();
|
|
zeroSizedVector<Vector3i>();
|
|
zeroSizedVector<VectorXf>();
|
|
}
|