eigen/test/map.cpp
2008-02-28 15:44:45 +00:00

60 lines
2.0 KiB
C++

// This file is part of Eigen, a lightweight C++ template library
// for linear algebra. Eigen itself is part of the KDE project.
//
// Copyright (C) 2006-2008 Benoit Jacob <jacob@math.jussieu.fr>
//
// 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"
namespace Eigen {
template<typename VectorType> void tmap(const VectorType& m)
{
typedef typename VectorType::Scalar Scalar;
int size = m.size();
// test Map.h
Scalar* array1 = new Scalar[size];
Scalar* array2 = new Scalar[size];
VectorType::map(array1, size) = VectorType::random(size);
VectorType::map(array2, size) = VectorType::map(array1, size);
VectorType ma1 = VectorType::map(array1, size);
VectorType ma2 = VectorType::map(array2, size);
VERIFY_IS_APPROX(ma1, ma2);
VERIFY_IS_APPROX(ma1, VectorType(array2, size));
delete[] array1;
delete[] array2;
}
void EigenTest::testMap()
{
for(int i = 0; i < m_repeat; i++) {
tmap(Matrix<float, 1, 1>());
tmap(Vector4d());
tmap(RowVector4f());
tmap(VectorXcf(8));
tmap(VectorXi(12));
}
}
} // namespace Eigen