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Diffstat (limited to 'eigen/unsupported/Eigen/src/Skyline/SkylineMatrixBase.h')
| -rw-r--r-- | eigen/unsupported/Eigen/src/Skyline/SkylineMatrixBase.h | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/eigen/unsupported/Eigen/src/Skyline/SkylineMatrixBase.h b/eigen/unsupported/Eigen/src/Skyline/SkylineMatrixBase.h deleted file mode 100644 index b3a2372..0000000 --- a/eigen/unsupported/Eigen/src/Skyline/SkylineMatrixBase.h +++ /dev/null @@ -1,212 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2008-2009 Guillaume Saupin <guillaume.saupin@cea.fr> -// -// This Source Code Form is subject to the terms of the Mozilla -// Public License v. 2.0. If a copy of the MPL was not distributed -// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. - -#ifndef EIGEN_SKYLINEMATRIXBASE_H -#define EIGEN_SKYLINEMATRIXBASE_H - -#include "SkylineUtil.h" - -namespace Eigen { - -/** \ingroup Skyline_Module - * - * \class SkylineMatrixBase - * - * \brief Base class of any skyline matrices or skyline expressions - * - * \param Derived - * - */ -template<typename Derived> class SkylineMatrixBase : public EigenBase<Derived> { -public: - - typedef typename internal::traits<Derived>::Scalar Scalar; - typedef typename internal::traits<Derived>::StorageKind StorageKind; - typedef typename internal::index<StorageKind>::type Index; - - enum { - RowsAtCompileTime = internal::traits<Derived>::RowsAtCompileTime, - /**< The number of rows at compile-time. This is just a copy of the value provided - * by the \a Derived type. If a value is not known at compile-time, - * it is set to the \a Dynamic constant. - * \sa MatrixBase::rows(), MatrixBase::cols(), ColsAtCompileTime, SizeAtCompileTime */ - - ColsAtCompileTime = internal::traits<Derived>::ColsAtCompileTime, - /**< The number of columns at compile-time. This is just a copy of the value provided - * by the \a Derived type. If a value is not known at compile-time, - * it is set to the \a Dynamic constant. - * \sa MatrixBase::rows(), MatrixBase::cols(), RowsAtCompileTime, SizeAtCompileTime */ - - - SizeAtCompileTime = (internal::size_at_compile_time<internal::traits<Derived>::RowsAtCompileTime, - internal::traits<Derived>::ColsAtCompileTime>::ret), - /**< This is equal to the number of coefficients, i.e. the number of - * rows times the number of columns, or to \a Dynamic if this is not - * known at compile-time. \sa RowsAtCompileTime, ColsAtCompileTime */ - - MaxRowsAtCompileTime = RowsAtCompileTime, - MaxColsAtCompileTime = ColsAtCompileTime, - - MaxSizeAtCompileTime = (internal::size_at_compile_time<MaxRowsAtCompileTime, - MaxColsAtCompileTime>::ret), - - IsVectorAtCompileTime = RowsAtCompileTime == 1 || ColsAtCompileTime == 1, - /**< This is set to true if either the number of rows or the number of - * columns is known at compile-time to be equal to 1. Indeed, in that case, - * we are dealing with a column-vector (if there is only one column) or with - * a row-vector (if there is only one row). */ - - Flags = internal::traits<Derived>::Flags, - /**< This stores expression \ref flags flags which may or may not be inherited by new expressions - * constructed from this one. See the \ref flags "list of flags". - */ - - CoeffReadCost = internal::traits<Derived>::CoeffReadCost, - /**< This is a rough measure of how expensive it is to read one coefficient from - * this expression. - */ - - IsRowMajor = Flags & RowMajorBit ? 1 : 0 - }; - -#ifndef EIGEN_PARSED_BY_DOXYGEN - /** This is the "real scalar" type; if the \a Scalar type is already real numbers - * (e.g. int, float or double) then \a RealScalar is just the same as \a Scalar. If - * \a Scalar is \a std::complex<T> then RealScalar is \a T. - * - * \sa class NumTraits - */ - typedef typename NumTraits<Scalar>::Real RealScalar; - - /** type of the equivalent square matrix */ - typedef Matrix<Scalar, EIGEN_SIZE_MAX(RowsAtCompileTime, ColsAtCompileTime), - EIGEN_SIZE_MAX(RowsAtCompileTime, ColsAtCompileTime) > SquareMatrixType; - - inline const Derived& derived() const { - return *static_cast<const Derived*> (this); - } - - inline Derived& derived() { - return *static_cast<Derived*> (this); - } - - inline Derived& const_cast_derived() const { - return *static_cast<Derived*> (const_cast<SkylineMatrixBase*> (this)); - } -#endif // not EIGEN_PARSED_BY_DOXYGEN - - /** \returns the number of rows. \sa cols(), RowsAtCompileTime */ - inline Index rows() const { - return derived().rows(); - } - - /** \returns the number of columns. \sa rows(), ColsAtCompileTime*/ - inline Index cols() const { - return derived().cols(); - } - - /** \returns the number of coefficients, which is \a rows()*cols(). - * \sa rows(), cols(), SizeAtCompileTime. */ - inline Index size() const { - return rows() * cols(); - } - - /** \returns the number of nonzero coefficients which is in practice the number - * of stored coefficients. */ - inline Index nonZeros() const { - return derived().nonZeros(); - } - - /** \returns the size of the storage major dimension, - * i.e., the number of columns for a columns major matrix, and the number of rows otherwise */ - Index outerSize() const { - return (int(Flags) & RowMajorBit) ? this->rows() : this->cols(); - } - - /** \returns the size of the inner dimension according to the storage order, - * i.e., the number of rows for a columns major matrix, and the number of cols otherwise */ - Index innerSize() const { - return (int(Flags) & RowMajorBit) ? this->cols() : this->rows(); - } - - bool isRValue() const { - return m_isRValue; - } - - Derived& markAsRValue() { - m_isRValue = true; - return derived(); - } - - SkylineMatrixBase() : m_isRValue(false) { - /* TODO check flags */ - } - - inline Derived & operator=(const Derived& other) { - this->operator=<Derived > (other); - return derived(); - } - - template<typename OtherDerived> - inline void assignGeneric(const OtherDerived& other) { - derived().resize(other.rows(), other.cols()); - for (Index row = 0; row < rows(); row++) - for (Index col = 0; col < cols(); col++) { - if (other.coeff(row, col) != Scalar(0)) - derived().insert(row, col) = other.coeff(row, col); - } - derived().finalize(); - } - - template<typename OtherDerived> - inline Derived & operator=(const SkylineMatrixBase<OtherDerived>& other) { - //TODO - } - - template<typename Lhs, typename Rhs> - inline Derived & operator=(const SkylineProduct<Lhs, Rhs, SkylineTimeSkylineProduct>& product); - - friend std::ostream & operator <<(std::ostream & s, const SkylineMatrixBase& m) { - s << m.derived(); - return s; - } - - template<typename OtherDerived> - const typename SkylineProductReturnType<Derived, OtherDerived>::Type - operator*(const MatrixBase<OtherDerived> &other) const; - - /** \internal use operator= */ - template<typename DenseDerived> - void evalTo(MatrixBase<DenseDerived>& dst) const { - dst.setZero(); - for (Index i = 0; i < rows(); i++) - for (Index j = 0; j < rows(); j++) - dst(i, j) = derived().coeff(i, j); - } - - Matrix<Scalar, RowsAtCompileTime, ColsAtCompileTime> toDense() const { - return derived(); - } - - /** \returns the matrix or vector obtained by evaluating this expression. - * - * Notice that in the case of a plain matrix or vector (not an expression) this function just returns - * a const reference, in order to avoid a useless copy. - */ - EIGEN_STRONG_INLINE const typename internal::eval<Derived, IsSkyline>::type eval() const { - return typename internal::eval<Derived>::type(derived()); - } - -protected: - bool m_isRValue; -}; - -} // end namespace Eigen - -#endif // EIGEN_SkylineMatrixBase_H |