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armadillo-code/include/armadillo_bits/eGlue_meat.hpp
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2020-10-20 18:40:30 +10:00

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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 eGlue
//! @{
template<typename T1, typename T2, typename eglue_type>
arma_inline
eGlue<T1,T2,eglue_type>::~eGlue()
{
arma_extra_debug_sigprint();
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
eGlue<T1,T2,eglue_type>::eGlue(const T1& in_A, const T2& in_B)
: P1(in_A)
, P2(in_B)
{
arma_extra_debug_sigprint();
// arma_debug_assert_same_size( P1, P2, eglue_type::text() );
arma_debug_assert_same_size
(
P1.get_n_rows(), P1.get_n_cols(),
P2.get_n_rows(), P2.get_n_cols(),
eglue_type::text()
);
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
uword
eGlue<T1,T2,eglue_type>::get_n_rows() const
{
return is_row ? 1 : P1.get_n_rows();
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
uword
eGlue<T1,T2,eglue_type>::get_n_cols() const
{
return is_col ? 1 : P1.get_n_cols();
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
uword
eGlue<T1,T2,eglue_type>::get_n_elem() const
{
return P1.get_n_elem();
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
typename T1::elem_type
eGlue<T1,T2,eglue_type>::operator[] (const uword ii) const
{
// the optimiser will keep only one return statement
typedef typename T1::elem_type eT;
if(is_same_type<eglue_type, eglue_plus >::yes) { return P1[ii] + P2[ii]; }
else if(is_same_type<eglue_type, eglue_minus>::yes) { return P1[ii] - P2[ii]; }
else if(is_same_type<eglue_type, eglue_div >::yes) { return P1[ii] / P2[ii]; }
else if(is_same_type<eglue_type, eglue_schur>::yes) { return P1[ii] * P2[ii]; }
else return eT(0);
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
typename T1::elem_type
eGlue<T1,T2,eglue_type>::at(const uword row, const uword col) const
{
// the optimiser will keep only one return statement
typedef typename T1::elem_type eT;
if(is_same_type<eglue_type, eglue_plus >::yes) { return P1.at(row,col) + P2.at(row,col); }
else if(is_same_type<eglue_type, eglue_minus>::yes) { return P1.at(row,col) - P2.at(row,col); }
else if(is_same_type<eglue_type, eglue_div >::yes) { return P1.at(row,col) / P2.at(row,col); }
else if(is_same_type<eglue_type, eglue_schur>::yes) { return P1.at(row,col) * P2.at(row,col); }
else return eT(0);
}
template<typename T1, typename T2, typename eglue_type>
arma_inline
typename T1::elem_type
eGlue<T1,T2,eglue_type>::at_alt(const uword ii) const
{
// the optimiser will keep only one return statement
typedef typename T1::elem_type eT;
if(is_same_type<eglue_type, eglue_plus >::yes) { return P1.at_alt(ii) + P2.at_alt(ii); }
else if(is_same_type<eglue_type, eglue_minus>::yes) { return P1.at_alt(ii) - P2.at_alt(ii); }
else if(is_same_type<eglue_type, eglue_div >::yes) { return P1.at_alt(ii) / P2.at_alt(ii); }
else if(is_same_type<eglue_type, eglue_schur>::yes) { return P1.at_alt(ii) * P2.at_alt(ii); }
else return eT(0);
}
//! @}