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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 op_dot
//! @{
//! \brief
//! dot product operation
class op_dot
: public traits_op_default
{
public:
template<typename eT>
arma_hot arma_inline static
typename arma_not_cx<eT>::result
direct_dot_arma(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static
typename arma_cx_only<eT>::result
direct_dot_arma(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static typename arma_real_only<eT>::result
direct_dot(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static typename arma_cx_only<eT>::result
direct_dot(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static typename arma_integral_only<eT>::result
direct_dot(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static eT direct_dot(const uword n_elem, const eT* const A, const eT* const B, const eT* C);
template<typename T1, typename T2>
arma_hot inline static typename T1::elem_type apply(const T1& X, const T2& Y);
template<typename T1, typename T2>
arma_hot inline static typename arma_not_cx<typename T1::elem_type>::result apply_proxy(const Proxy<T1>& PA, const Proxy<T2>& PB);
template<typename T1, typename T2>
arma_hot inline static typename arma_cx_only<typename T1::elem_type>::result apply_proxy(const Proxy<T1>& PA, const Proxy<T2>& PB);
};
//! \brief
//! normalised dot product operation
class op_norm_dot
: public traits_op_default
{
public:
template<typename T1, typename T2>
arma_hot inline static typename T1::elem_type apply(const T1& X, const T2& Y);
};
//! \brief
//! complex conjugate dot product operation
class op_cdot
: public traits_op_default
{
public:
template<typename eT>
arma_hot inline static eT direct_cdot_arma(const uword n_elem, const eT* const A, const eT* const B);
template<typename eT>
arma_hot inline static eT direct_cdot(const uword n_elem, const eT* const A, const eT* const B);
template<typename T1, typename T2>
arma_hot inline static typename T1::elem_type apply (const T1& X, const T2& Y);
template<typename T1, typename T2>
arma_hot inline static typename T1::elem_type apply_unwrap(const T1& X, const T2& Y);
template<typename T1, typename T2>
arma_hot inline static typename T1::elem_type apply_proxy (const T1& X, const T2& Y);
};
class op_dot_mixed
: public traits_op_default
{
public:
template<typename T1, typename T2>
arma_hot inline static
typename promote_type<typename T1::elem_type, typename T2::elem_type>::result
apply(const T1& A, const T2& B);
};
//! @}
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