// 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 op_sort
//! @{

class op_sort : public traits_op_default {
 public:
  template <typename eT>
  inline static void copy_row(eT* X, const Mat<eT>& A, const uword row);

  template <typename eT>
  inline static void copy_row(Mat<eT>& A, const eT* X, const uword row);

  template <typename eT>
  inline static void direct_sort(eT* X, const uword N, const uword sort_type = 0);

  template <typename eT>
  inline static void direct_sort_ascending(eT* X, const uword N);

  template <typename eT>
  inline static void apply_noalias(Mat<eT>& out, const Mat<eT>& X, const uword sort_type,
                                   const uword dim);

  template <typename T1>
  inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1, op_sort>& in);
};

class op_sort_vec : public traits_op_passthru {
 public:
  template <typename T1>
  inline static void apply(Mat<typename T1::elem_type>& out,
                           const Op<T1, op_sort_vec>& in);
};

//! @}
