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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 fn_sort_index
//! @{
template<typename T1>
arma_warn_unused
arma_inline
const mtOp<uword,T1,op_sort_index>
sort_index
(
const Base<typename T1::elem_type,T1>& X
)
{
arma_extra_debug_sigprint();
return mtOp<uword,T1,op_sort_index>(X.get_ref(), uword(0), uword(0));
}
template<typename T1, typename T2>
arma_warn_unused
inline
typename
enable_if2
<
( (is_arma_type<T1>::value == true) && (is_same_type<T2, char>::value == true) ),
const mtOp<uword,T1,op_sort_index>
>::result
sort_index
(
const T1& X,
const T2* sort_direction
)
{
arma_extra_debug_sigprint();
const char sig = (sort_direction != nullptr) ? sort_direction[0] : char(0);
arma_debug_check( ((sig != 'a') && (sig != 'd')), "sort_index(): unknown sort direction" );
return mtOp<uword,T1,op_sort_index>(X, ((sig == 'a') ? uword(0) : uword(1)), uword(0));
}
//
template<typename T1>
arma_warn_unused
arma_inline
const mtOp<uword,T1,op_stable_sort_index>
stable_sort_index
(
const Base<typename T1::elem_type,T1>& X
)
{
arma_extra_debug_sigprint();
return mtOp<uword,T1,op_stable_sort_index>(X.get_ref(), uword(0), uword(0));
}
template<typename T1, typename T2>
arma_warn_unused
inline
typename
enable_if2
<
( (is_arma_type<T1>::value == true) && (is_same_type<T2, char>::value == true) ),
const mtOp<uword,T1,op_stable_sort_index>
>::result
stable_sort_index
(
const T1& X,
const T2* sort_direction
)
{
arma_extra_debug_sigprint();
const char sig = (sort_direction != nullptr) ? sort_direction[0] : char(0);
arma_debug_check( ((sig != 'a') && (sig != 'd')), "stable_sort_index(): unknown sort direction" );
return mtOp<uword,T1,op_stable_sort_index>(X, ((sig == 'a') ? uword(0) : uword(1)), uword(0));
}
//! @}
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