/usr/include/Cauchy/Eigen3/MatrixIterator.h is in cauchy-dev 0.9.0-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | /*
* Copyright (c) 2010 Cyrille Berger <cberger@cberger.net>
*
* This library is free software; 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, or (at your option) any later version of the License.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this library; see the file COPYING.RUNTIME. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* The file COPYING.RUNTIME.EXCEPTION contains an exception that allow
* to use this file with other open source license
*/
#ifndef _CAUCHY_EIGEN3_MATRIX_ITERATOR_H_
#define _CAUCHY_EIGEN3_MATRIX_ITERATOR_H_
namespace Cauchy {
template<class _T_>
class MatrixIterator {
public:
MatrixIterator(double &value, const _T_& m) : m_x(0), m_y(0), m_value(value), m_matrix(m)
{
}
bool isFinished() const {
return m_y < m_matrix.rows() and not (m_y == m_matrix.rows() - 1 and m_x >= m_matrix.cols());
}
void next() {
++m_x;
if(m_x >= m_matrix.cols())
{
m_x = 0;
++m_y;
}
m_value = m_matrix(m_x, m_y);
}
private:
int m_x, m_y;
double& m_value;
_T_ m_matrix;
};
}
#endif
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