Mercurial > hg > segmenter-vamp-plugin
diff armadillo-3.900.4/include/armadillo_bits/diagview_bones.hpp @ 49:1ec0e2823891
Switch to using subrepo copies of qm-dsp, nnls-chroma, vamp-plugin-sdk; update Armadillo version; assume build without external BLAS/LAPACK
author | Chris Cannam |
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date | Thu, 13 Jun 2013 10:25:24 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/armadillo-3.900.4/include/armadillo_bits/diagview_bones.hpp Thu Jun 13 10:25:24 2013 +0100 @@ -0,0 +1,103 @@ +// Copyright (C) 2008-2013 NICTA (www.nicta.com.au) +// Copyright (C) 2008-2013 Conrad Sanderson +// +// 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/. + + +//! \addtogroup diagview +//! @{ + + +//! Class for storing data required to extract and set the diagonals of a matrix +template<typename eT> +class diagview : public Base<eT, diagview<eT> > + { + public: + + typedef eT elem_type; + typedef typename get_pod_type<eT>::result pod_type; + + arma_aligned const Mat<eT>& m; + + static const bool is_row = false; + static const bool is_col = true; + + const uword row_offset; + const uword col_offset; + + const uword n_rows; // equal to n_elem + const uword n_elem; + + static const uword n_cols = 1; + + + protected: + + arma_inline diagview(const Mat<eT>& in_m, const uword in_row_offset, const uword in_col_offset, const uword len); + + + public: + + inline ~diagview(); + + inline void operator=(const diagview& x); + + inline void operator+=(const eT val); + inline void operator-=(const eT val); + inline void operator*=(const eT val); + inline void operator/=(const eT val); + + template<typename T1> inline void operator= (const Base<eT,T1>& x); + template<typename T1> inline void operator+=(const Base<eT,T1>& x); + template<typename T1> inline void operator-=(const Base<eT,T1>& x); + template<typename T1> inline void operator%=(const Base<eT,T1>& x); + template<typename T1> inline void operator/=(const Base<eT,T1>& x); + + + arma_inline eT at_alt (const uword ii) const; + + arma_inline eT& operator[](const uword ii); + arma_inline eT operator[](const uword ii) const; + + arma_inline eT& at(const uword ii); + arma_inline eT at(const uword ii) const; + + arma_inline eT& operator()(const uword ii); + arma_inline eT operator()(const uword ii) const; + + arma_inline eT& at(const uword in_n_row, const uword); + arma_inline eT at(const uword in_n_row, const uword) const; + + arma_inline eT& operator()(const uword in_n_row, const uword in_n_col); + arma_inline eT operator()(const uword in_n_row, const uword in_n_col) const; + + + arma_inline const Op<diagview<eT>,op_htrans> t() const; + arma_inline const Op<diagview<eT>,op_htrans> ht() const; + arma_inline const Op<diagview<eT>,op_strans> st() const; + + inline void fill(const eT val); + inline void zeros(); + inline void ones(); + + inline static void extract(Mat<eT>& out, const diagview& in); + + inline static void plus_inplace(Mat<eT>& out, const diagview& in); + inline static void minus_inplace(Mat<eT>& out, const diagview& in); + inline static void schur_inplace(Mat<eT>& out, const diagview& in); + inline static void div_inplace(Mat<eT>& out, const diagview& in); + + + private: + + friend class Mat<eT>; + friend class subview<eT>; + + diagview(); + //diagview(const diagview&); // making this private causes an error under gcc 4.1/4.2, but not 4.3 + }; + + +//! @}