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// 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 mtSpOp
//! @{
// Class for delayed multi-type sparse operations. These are operations where
// the resulting type is different than the stored type.
template<typename out_eT, typename T1, typename spop_type>
class mtSpOp : public SpBase< out_eT, mtSpOp<out_eT, T1, spop_type> >
{
public:
typedef out_eT elem_type;
typedef typename get_pod_type<out_eT>::result pod_type;
typedef typename T1::elem_type in_eT;
static constexpr bool is_row = spop_type::template traits<T1>::is_row;
static constexpr bool is_col = spop_type::template traits<T1>::is_col;
static constexpr bool is_xvec = spop_type::template traits<T1>::is_xvec;
inline explicit mtSpOp(const T1& in_m);
inline mtSpOp(const T1& in_m, const uword aux_uword_a, const uword aux_uword_b);
inline mtSpOp(const char junk, const T1& in_m, const out_eT in_aux);
inline ~mtSpOp();
template<typename eT2>
arma_inline bool is_alias(const SpMat<eT2>& X) const;
arma_aligned const T1& m; //!< the operand; must be derived from SpBase
arma_aligned out_eT aux_out_eT; //!< auxiliary data, using the element type as specified by the out_eT template parameter
arma_aligned uword aux_uword_a;
arma_aligned uword aux_uword_b;
};
//! @}
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