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Diffstat (limited to 'src/Eigen/src/misc/Kernel.h')
-rw-r--r-- | src/Eigen/src/misc/Kernel.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/src/Eigen/src/misc/Kernel.h b/src/Eigen/src/misc/Kernel.h deleted file mode 100644 index bef5d6f..0000000 --- a/src/Eigen/src/misc/Kernel.h +++ /dev/null @@ -1,79 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com> -// -// 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_MISC_KERNEL_H -#define EIGEN_MISC_KERNEL_H - -namespace Eigen { - -namespace internal { - -/** \class kernel_retval_base - * - */ -template<typename DecompositionType> -struct traits<kernel_retval_base<DecompositionType> > -{ - typedef typename DecompositionType::MatrixType MatrixType; - typedef Matrix< - typename MatrixType::Scalar, - MatrixType::ColsAtCompileTime, // the number of rows in the "kernel matrix" - // is the number of cols of the original matrix - // so that the product "matrix * kernel = zero" makes sense - Dynamic, // we don't know at compile-time the dimension of the kernel - MatrixType::Options, - MatrixType::MaxColsAtCompileTime, // see explanation for 2nd template parameter - MatrixType::MaxColsAtCompileTime // the kernel is a subspace of the domain space, - // whose dimension is the number of columns of the original matrix - > ReturnType; -}; - -template<typename _DecompositionType> struct kernel_retval_base - : public ReturnByValue<kernel_retval_base<_DecompositionType> > -{ - typedef _DecompositionType DecompositionType; - typedef ReturnByValue<kernel_retval_base> Base; - - explicit kernel_retval_base(const DecompositionType& dec) - : m_dec(dec), - m_rank(dec.rank()), - m_cols(m_rank==dec.cols() ? 1 : dec.cols() - m_rank) - {} - - inline Index rows() const { return m_dec.cols(); } - inline Index cols() const { return m_cols; } - inline Index rank() const { return m_rank; } - inline const DecompositionType& dec() const { return m_dec; } - - template<typename Dest> inline void evalTo(Dest& dst) const - { - static_cast<const kernel_retval<DecompositionType>*>(this)->evalTo(dst); - } - - protected: - const DecompositionType& m_dec; - Index m_rank, m_cols; -}; - -} // end namespace internal - -#define EIGEN_MAKE_KERNEL_HELPERS(DecompositionType) \ - typedef typename DecompositionType::MatrixType MatrixType; \ - typedef typename MatrixType::Scalar Scalar; \ - typedef typename MatrixType::RealScalar RealScalar; \ - typedef Eigen::internal::kernel_retval_base<DecompositionType> Base; \ - using Base::dec; \ - using Base::rank; \ - using Base::rows; \ - using Base::cols; \ - kernel_retval(const DecompositionType& dec) : Base(dec) {} - -} // end namespace Eigen - -#endif // EIGEN_MISC_KERNEL_H |