54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
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// Copyright (C) 2011-2015 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 Gen
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//! @{
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//! support class for generator functions (eg. zeros, randu, randn, ...)
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template<typename T1, typename gen_type>
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class Gen : public Base<typename T1::elem_type, Gen<T1, gen_type> >
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{
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public:
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typedef typename T1::elem_type elem_type;
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typedef typename get_pod_type<elem_type>::result pod_type;
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static const bool prefer_at_accessor = (is_same_type<gen_type, gen_eye>::value) ? true : false;
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static const bool is_simple = (is_same_type<gen_type, gen_ones>::value) || (is_same_type<gen_type, gen_zeros>::value);
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static const bool is_row = T1::is_row;
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static const bool is_col = T1::is_col;
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arma_aligned const uword n_rows;
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arma_aligned const uword n_cols;
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arma_inline Gen(const uword in_n_rows, const uword in_n_cols);
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arma_inline ~Gen();
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arma_inline static elem_type generate();
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arma_inline elem_type operator[] (const uword ii) const;
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arma_inline elem_type at (const uword row, const uword col) const;
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arma_inline elem_type at_alt (const uword ii) const;
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inline void apply (Mat<elem_type>& out) const;
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inline void apply_inplace_plus (Mat<elem_type>& out) const;
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inline void apply_inplace_minus(Mat<elem_type>& out) const;
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inline void apply_inplace_schur(Mat<elem_type>& out) const;
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inline void apply_inplace_div (Mat<elem_type>& out) const;
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inline void apply(subview<elem_type>& out) const;
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};
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//! @}
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