BaseDoKDirectMatrixBuilder.h

/*
 * Copyright 2021 IFPEN-CEA
 *
 * 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.
 *
 *  SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ALIEN_BASEDOKDIRECTMATRIXBUILDER_H
#define ALIEN_BASEDOKDIRECTMATRIXBUILDER_H
 
#include <alien/utils/Precomp.h>
 
#include <optional>
 
namespace Alien
{
// Forward declarations.
class IMatrix;
class DoKMatrix;
 
namespace Common
{

  class ALIEN_EXPORT BaseDoKDirectMatrixBuilder
  {
   public:
    // FIXME: This should be implemented with move-semantic.
    explicit BaseDoKDirectMatrixBuilder(IMatrix& self);
    ~BaseDoKDirectMatrixBuilder();

    std::optional<Real> contribute(Integer row, Integer col, Real value);

    std::optional<Real> setNNZ(Integer row, Integer col, Real value);

    bool assemble();
 
   private:
    IMatrix& m_matrix;
    DoKMatrix* m_impl;
  };
 
} // namespace Common
} // namespace Alien
#endif //ALIEN_BASEDOKDIRECTMATRIXBUILDER_H