5160e9d029
because I renamed a file once with a wrong filename and svn refuses to let me rename it again, tells me i should propagate first.
134 lines
4.7 KiB
C++
134 lines
4.7 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra. Eigen itself is part of the KDE project.
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//
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// Copyright (C) 2006-2007 Benoit Jacob <jacob@math.jussieu.fr>
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//
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// Eigen is free software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the Free Software
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// Foundation; either version 2 or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along
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// with Eigen; if not, write to the Free Software Foundation, Inc., 51
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// Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. This exception does not invalidate any other reasons why a work
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// based on this file might be covered by the GNU General Public License.
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#ifndef EIGEN_MATRIX_H
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#define EIGEN_MATRIX_H
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#include "Util.h"
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#include "EiObject.h"
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#include "MatrixRef.h"
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#include "MatrixStorage.h"
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template<typename _Scalar, int _Rows, int _Cols>
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class EiMatrix : public EiObject<_Scalar, Matrix<_Scalar, _Rows, _Cols> >,
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public MatrixStorage<_Scalar, _Rows, _Cols>
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{
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public:
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friend class EiObject<_Scalar, Matrix>;
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typedef EiObject<_Scalar, Matrix> Base;
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typedef MatrixStorage<_Scalar, _Rows, _Cols> Storage;
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typedef _Scalar Scalar;
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typedef MatrixRef<Matrix> Ref;
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typedef MatrixAlias<Matrix> Alias;
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static const int RowsAtCompileTime = _Rows, ColsAtCompileTime = _Cols;
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Alias alias();
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const Scalar* array() const
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{ return Storage::m_array; }
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Scalar* array()
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{ return Storage::m_array; }
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private:
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Ref _ref() const { return Ref(*const_cast<Matrix*>(this)); }
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const Scalar& _read(int row, int col = 0) const
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{
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EIGEN_CHECK_RANGES(*this, row, col);
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return array()[row + col * Storage::_rows()];
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}
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Scalar& _write(int row, int col = 0)
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{
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EIGEN_CHECK_RANGES(*this, row, col);
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return array()[row + col * Storage::_rows()];
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}
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public:
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template<typename OtherDerived>
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Matrix& operator=(const EiObject<Scalar, OtherDerived>& other)
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{
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resize(other.rows(), other.cols());
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return Base::operator=(other);
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}
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Matrix& operator=(const Matrix& other)
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{
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resize(other.rows(), other.cols());
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return Base::operator=(other);
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}
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EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Matrix, +=)
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EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Matrix, -=)
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EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, *=)
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EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Matrix, /=)
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explicit Matrix(int rows = 1, int cols = 1) : Storage(rows, cols) {}
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template<typename OtherDerived>
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Matrix(const EiObject<Scalar, OtherDerived>& other) : Storage(other.rows(), other.cols())
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{
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*this = other;
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}
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Matrix(const Matrix& other) : Storage(other.rows(), other.cols())
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{
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*this = other;
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}
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~Matrix() {}
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};
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template<typename Scalar, typename Derived>
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Matrix<Scalar, Derived::RowsAtCompileTime, Derived::ColsAtCompileTime>
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eval(const EiObject<Scalar, Derived>& expression)
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{
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return Matrix<Scalar, Derived::RowsAtCompileTime, Derived::ColsAtCompileTime>(expression);
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}
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#define EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, Size, SizeSuffix) \
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typedef Matrix<Type, Size, Size> Matrix##SizeSuffix##TypeSuffix; \
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typedef Matrix<Type, Size, 1> Vector##SizeSuffix##TypeSuffix;
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#define EIGEN_MAKE_TYPEDEFS_ALL_SIZES(Type, TypeSuffix) \
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EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 2, 2) \
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EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 3, 3) \
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EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, 4, 4) \
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EIGEN_MAKE_TYPEDEFS(Type, TypeSuffix, EiDynamic, X)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(int, i)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(float, f)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(double, d)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(std::complex<int>, ci)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(std::complex<float>, cf)
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EIGEN_MAKE_TYPEDEFS_ALL_SIZES(std::complex<double>, cd)
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#undef EIGEN_MAKE_TYPEDEFS_ALL_SIZES
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#undef EIGEN_MAKE_TYPEDEFS
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#include "MatrixOps.h"
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#include "ScalarOps.h"
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#include "RowAndCol.h"
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#endif // EIGEN_MATRIX_H
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