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// This file is part of gen, a lightweight C++ template library
// for linear algebra. gen itself is part of the KDE project.
//
// Copyright (C) 2006-2007 Benoit Jacob <jacob@math.jussieu.fr>
//
// gen 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.
//
// gen 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 gen; 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 EI_MATRIX_H
#define EI_MATRIX_H
#include "Util.h"
#include "Numeric.h"
#include "Object.h"
#include "MatrixRef.h"
#include "MatrixStorage.h"
template<typename _Scalar, int _Rows, int _Cols>
class Matrix : public Object<_Scalar, Matrix<_Scalar, _Rows, _Cols> >,
public MatrixStorage<_Scalar, _Rows, _Cols>
{
public:
friend class Object<_Scalar, Matrix>;
typedef Object<_Scalar, Matrix> Base;
typedef MatrixStorage<_Scalar, _Rows, _Cols> Storage;
typedef _Scalar Scalar;
typedef MatrixRef<Matrix> Ref;
typedef MatrixConstRef<Matrix> ConstRef;
friend class MatrixRef<Matrix>;
friend class MatrixConstRef<Matrix>;
static const int RowsAtCompileTime = _Rows, ColsAtCompileTime = _Cols;
const Scalar* array() const
{ return Storage::m_array; }
Scalar* array()
{ return Storage::m_array; }
private:
Ref _ref() { return Ref(*this); }
ConstRef _constRef() const { return ConstRef(*this); }
const Scalar& _read(int row, int col) const
{
EI_CHECK_RANGES(*this, row, col);
return array()[row + col * Storage::_rows()];
}
Scalar& _write(int row, int col)
{
EI_CHECK_RANGES(*this, row, col);
return array()[row + col * Storage::_rows()];
}
public:
template<typename OtherDerived>
Matrix& operator=(const Object<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);
}
EI_INHERIT_ASSIGNMENT_OPERATOR(Matrix, +=)
EI_INHERIT_ASSIGNMENT_OPERATOR(Matrix, -=)
EI_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, *=)
EI_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, /=)
explicit Matrix(int rows = 1, int cols = 1) : Storage(rows, cols) {}
template<typename OtherDerived>
Matrix(const Object<Scalar, OtherDerived>& other) : Storage(other.rows(), other.cols())
{
*this = other;
}
Matrix(const Matrix& other) : Storage(other.rows(), other.cols())
{
*this = other;
}
~Matrix() {}
};
#define EI_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 EI_MAKE_TYPEDEFS_ALL_SIZES(Type, TypeSuffix) \
EI_MAKE_TYPEDEFS(Type, TypeSuffix, 2, 2) \
EI_MAKE_TYPEDEFS(Type, TypeSuffix, 3, 3) \
EI_MAKE_TYPEDEFS(Type, TypeSuffix, 4, 4) \
EI_MAKE_TYPEDEFS(Type, TypeSuffix, Dynamic, X)
EI_MAKE_TYPEDEFS_ALL_SIZES(int, i)
EI_MAKE_TYPEDEFS_ALL_SIZES(float, f)
EI_MAKE_TYPEDEFS_ALL_SIZES(double, d)
EI_MAKE_TYPEDEFS_ALL_SIZES(std::complex<int>, ci)
EI_MAKE_TYPEDEFS_ALL_SIZES(std::complex<float>, cf)
EI_MAKE_TYPEDEFS_ALL_SIZES(std::complex<double>, cd)
#undef EI_MAKE_TYPEDEFS_ALL_SIZES
#undef EI_MAKE_TYPEDEFS
#define EI_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(Type, TypeSuffix, Size, SizeSuffix) \
using Eigen::Matrix##SizeSuffix##TypeSuffix; \
using Eigen::Vector##SizeSuffix##TypeSuffix; \
using Eigen::RowVector##SizeSuffix##TypeSuffix;
#define EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(Type, TypeSuffix) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(Type, TypeSuffix, 2, 2) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(Type, TypeSuffix, 3, 3) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(Type, TypeSuffix, 4, 4) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE_AND_SIZE(Type, TypeSuffix, Dynamic, X)
#define EI_USING_MATRIX_TYPEDEFS \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(int, i) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(float, f) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(double, d) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(std::complex<int>, ci) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(std::complex<float>, cf) \
EI_USING_MATRIX_TYPEDEFS_FOR_TYPE(std::complex<double>, cd)
#include "Eval.h"
#include "MatrixOps.h"
#include "ScalarOps.h"
#endif // EI_MATRIX_H
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