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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra. Eigen itself is part of the KDE project.
//
// Copyright (C) 2006-2007 Benoit Jacob <jacob@math.jussieu.fr>
//
// Eigen 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.
//
// 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 General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along
// with Eigen; if not, write to the Free Software Foundation, Inc., 51
// Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. This exception does not invalidate any other reasons why a work
// based on this file might be covered by the GNU General Public License.
#ifndef EIGEN_MATRIX_H
#define EIGEN_MATRIX_H
template<typename _Scalar, int _Rows, int _Cols>
class Matrix : public MatrixBase<_Scalar, Matrix<_Scalar, _Rows, _Cols> >,
public MatrixStorage<_Scalar, _Rows, _Cols>
{
public:
friend class MatrixBase<_Scalar, Matrix>;
typedef MatrixBase<_Scalar, Matrix> Base;
typedef MatrixStorage<_Scalar, _Rows, _Cols> Storage;
typedef _Scalar Scalar;
typedef MatrixRef<Matrix> Ref;
friend class MatrixRef<Matrix>;
static const int RowsAtCompileTime = _Rows, ColsAtCompileTime = _Cols;
const Scalar* data() const
{ return Storage::m_data; }
Scalar* data()
{ return Storage::m_data; }
private:
Ref _ref() const { return Ref(*this); }
const Scalar& _coeff(int row, int col) const
{
return data()[row + col * Storage::_rows()];
}
Scalar& _coeffRef(int row, int col)
{
return data()[row + col * Storage::_rows()];
}
public:
template<typename OtherDerived>
Matrix& operator=(const MatrixBase<Scalar, OtherDerived>& other)
{
resize(other.rows(), other.cols());
return Base::operator=(other);
}
Matrix& operator=(const Matrix& other)
{
resize(other.rows(), other.cols());
return Base::operator=(other);
}
EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Matrix, +=)
EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Matrix, -=)
EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, *=)
EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, /=)
explicit Matrix() : Storage()
{
assert(RowsAtCompileTime > 0 && ColsAtCompileTime > 0);
}
explicit Matrix(int dim) : Storage(dim)
{
assert(dim > 0);
assert((RowsAtCompileTime == 1
&& (ColsAtCompileTime == Dynamic || ColsAtCompileTime == dim))
|| (ColsAtCompileTime == 1
&& (RowsAtCompileTime == Dynamic || RowsAtCompileTime == dim)));
}
explicit Matrix(int rows, int cols) : Storage(rows, cols)
{
assert(rows > 0 && (RowsAtCompileTime == Dynamic || RowsAtCompileTime == rows)
&& cols > 0 && (ColsAtCompileTime == Dynamic || ColsAtCompileTime == cols));
}
template<typename OtherDerived>
Matrix(const MatrixBase<Scalar, OtherDerived>& other)
: Storage(other.rows(), other.cols())
{
*this = other;
}
Matrix(const Matrix& other) : Storage(other.rows(), other.cols())
{
*this = other;
}
~Matrix() {}
};
#define EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, Size, SizeSuffix) \
typedef Matrix<Type, Size, Size> Matrix##SizeSuffix##TypeSuffix; \
typedef Matrix<Type, Size, 1> Vector##SizeSuffix##TypeSuffix; \
typedef Matrix<Type, 1, Size> RowVector##SizeSuffix##TypeSuffix;
#define EIGEN_MAKE_TYPEDEFS_ALL_SIZES(Type, TypeSuffix) \
EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 2, 2) \
EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 3, 3) \
EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 4, 4) \
EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, Dynamic, X)
EIGEN_MAKE_TYPEDEFS_ALL_SIZES(int, i)
EIGEN_MAKE_TYPEDEFS_ALL_SIZES(float, f)
EIGEN_MAKE_TYPEDEFS_ALL_SIZES(double, d)
EIGEN_MAKE_TYPEDEFS_ALL_SIZES(std::complex<float>, cf)
EIGEN_MAKE_TYPEDEFS_ALL_SIZES(std::complex<double>, cd)
#undef EIGEN_MAKE_TYPEDEFS_ALL_SIZES
#undef EIGEN_MAKE_TYPEDEFS
#define EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(TypeSuffix, SizeSuffix) \
using Eigen::Matrix##SizeSuffix##TypeSuffix; \
using Eigen::Vector##SizeSuffix##TypeSuffix; \
using Eigen::RowVector##SizeSuffix##TypeSuffix;
#define EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(TypeSuffix) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(TypeSuffix, 2) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(TypeSuffix, 3) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(TypeSuffix, 4) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(TypeSuffix, X)
#define EIGEN_USING_MATRIX_TYPEDEFS \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(i) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(f) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(d) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(cf) \
EIGEN_USING_MATRIX_TYPEDEFS_FOR_TYPE(cd)
#endif // EIGEN_MATRIX_H
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