// 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 glue_mvnrnd
//! @{

class glue_mvnrnd_vec {
 public:
  template <typename T1, typename T2>
  struct traits {
    static constexpr bool is_row = false;
    static constexpr bool is_col = true;
    static constexpr bool is_xvec = false;
  };

  template <typename T1, typename T2>
  inline static void apply(Mat<typename T1::elem_type>& out,
                           const Glue<T1, T2, glue_mvnrnd_vec>& expr);
};

class glue_mvnrnd : public traits_glue_default {
 public:
  template <typename T1, typename T2>
  inline static void apply(Mat<typename T1::elem_type>& out,
                           const Glue<T1, T2, glue_mvnrnd>& expr);

  template <typename T1, typename T2>
  inline static bool apply_direct(Mat<typename T1::elem_type>& out,
                                  const Base<typename T1::elem_type, T1>& M,
                                  const Base<typename T1::elem_type, T2>& C,
                                  const uword N);

  template <typename eT>
  inline static bool apply_noalias(Mat<eT>& out, const Mat<eT>& M, const Mat<eT>& C,
                                   const uword N);
};

//! @}
