80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
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// Copyright (C) 2008-2013 National ICT Australia (NICTA)
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// -------------------------------------------------------------------
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//
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// Written by Conrad Sanderson - http://conradsanderson.id.au
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//! \addtogroup op_strans
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//! @{
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//! 'matrix transpose' operation (simple transpose, ie. without taking the conjugate of the elements)
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class op_strans
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{
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public:
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template<const bool do_flip, const uword row, const uword col>
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struct pos
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{
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static const uword n2 = (do_flip == false) ? (row + col*2) : (col + row*2);
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static const uword n3 = (do_flip == false) ? (row + col*3) : (col + row*3);
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static const uword n4 = (do_flip == false) ? (row + col*4) : (col + row*4);
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};
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template<typename eT, typename TA>
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arma_hot inline static void apply_mat_noalias_tinysq(Mat<eT>& out, const TA& A);
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template<typename eT, typename TA>
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arma_hot inline static void apply_mat_noalias(Mat<eT>& out, const TA& A);
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template<typename eT>
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arma_hot inline static void apply_mat_inplace(Mat<eT>& out);
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template<typename eT, typename TA>
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arma_hot inline static void apply_mat(Mat<eT>& out, const TA& A);
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template<typename T1>
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arma_hot inline static void apply_proxy(Mat<typename T1::elem_type>& out, const T1& X);
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template<typename T1>
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arma_hot inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_strans>& in);
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};
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class op_strans2
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{
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public:
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template<const bool do_flip, const uword row, const uword col>
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struct pos
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{
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static const uword n2 = (do_flip == false) ? (row + col*2) : (col + row*2);
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static const uword n3 = (do_flip == false) ? (row + col*3) : (col + row*3);
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static const uword n4 = (do_flip == false) ? (row + col*4) : (col + row*4);
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};
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template<typename eT, typename TA>
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arma_hot inline static void apply_noalias_tinysq(Mat<eT>& out, const TA& A, const eT val);
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template<typename eT, typename TA>
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arma_hot inline static void apply_noalias(Mat<eT>& out, const TA& A, const eT val);
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template<typename eT, typename TA>
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arma_hot inline static void apply(Mat<eT>& out, const TA& A, const eT val);
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template<typename T1>
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arma_hot inline static void apply_proxy(Mat<typename T1::elem_type>& out, const T1& X, const typename T1::elem_type val);
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// NOTE: there is no direct handling of Op<T1,op_strans2>, as op_strans2::apply_proxy() is currently only called by op_htrans2 for non-complex numbers
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};
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//! @}
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