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// SPDX-License-Identifier: Apache-2.0
//
// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
// Copyright 2008-2016 National ICT Australia (NICTA)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------
//! \addtogroup glue_times_misc
//! @{
class dense_sparse_helper
{
public:
template<typename eT>
arma_inline static typename arma_not_cx<eT>::result dot(const eT* A_mem, const SpMat<eT>& B, const uword col);
template<typename eT>
arma_inline static typename arma_cx_only<eT>::result dot(const eT* A_mem, const SpMat<eT>& B, const uword col);
};
class glue_times_dense_sparse
{
public:
template<typename T1, typename T2>
struct traits
{
static constexpr bool is_row = T1::is_row;
static constexpr bool is_col = T2::is_col;
static constexpr bool is_xvec = false;
};
template<typename T1, typename T2>
inline static void apply(Mat<typename T1::elem_type>& out, const SpToDGlue<T1,T2,glue_times_dense_sparse>& expr);
template<typename T1, typename T2>
inline static void apply_noalias(Mat<typename T1::elem_type>& out, const T1& x, const T2& y);
template<typename T1, typename T2>
inline static void apply_mixed(Mat< typename promote_type<typename T1::elem_type, typename T2::elem_type>::result >& out, const T1& X, const T2& Y);
};
class glue_times_sparse_dense
{
public:
template<typename T1, typename T2>
struct traits
{
static constexpr bool is_row = T1::is_row;
static constexpr bool is_col = T2::is_col;
static constexpr bool is_xvec = false;
};
template<typename T1, typename T2>
inline static void apply(Mat<typename T1::elem_type>& out, const SpToDGlue<T1,T2,glue_times_sparse_dense>& expr);
template<typename T1, typename T2>
inline static void apply_noalias(Mat<typename T1::elem_type>& out, const T1& x, const T2& y);
template<typename T1, typename T2>
inline static void apply_noalias_trans(Mat<typename T1::elem_type>& out, const T1& x, const T2& y);
template<typename T1, typename T2>
inline static void apply_mixed(Mat< typename promote_type<typename T1::elem_type, typename T2::elem_type>::result >& out, const T1& X, const T2& Y);
};
//! @}
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