VectorElement.h

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/*
 * Copyright 2020 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
 */

 
#pragma once
 
#include <alien/utils/Precomp.h>
 
#include <arccore/collections/Array2.h>
 
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namespace Alien
{
 
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template <typename T, typename Indexer>
class VectorElementT
{
 public:
  VectorElementT(Arccore::ArrayView<T> values,
                 Arccore::ConstArrayView<Arccore::Integer> indexes,
                 Arccore::Integer local_offset);

  void operator=(Arccore::ConstArrayView<T> values);

  void operator+=(Arccore::ConstArrayView<T> values);

  void operator-=(Arccore::ConstArrayView<T> values);
 
 private:
  Arccore::ArrayView<T>& m_values;
  Arccore::ConstArrayView<Arccore::Integer> m_indexes;
  Arccore::Integer m_local_offset;
};
 
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template <typename T, typename Indexer>
class MultVectorElementT
{
 public:
  MultVectorElementT(Arccore::ArrayView<T> values, T factor,
                     Arccore::ConstArrayView<Arccore::Integer> indexes,
                     Arccore::Integer local_offset);

  void operator=(Arccore::ConstArrayView<T> values);

  void operator+=(Arccore::ConstArrayView<T> values);

  void operator-=(Arccore::ConstArrayView<T> values);
 
 private:
  Arccore::ArrayView<T>& m_values;
  T m_factor;
  Arccore::ConstArrayView<Arccore::Integer> m_indexes;
  Arccore::Integer m_local_offset;
};
 
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template <typename T, typename Indexer>
class MultVectorElement2T
{
 public:
  MultVectorElement2T(Arccore::ArrayView<T> values,
                      T factor,
                      Arccore::ConstArray2View<Arccore::Integer> indexes,
                      Arccore::Integer i,
                      Arccore::Integer local_offset);

  void operator=(Arccore::ConstArray2View<T> values);

  void operator+=(Arccore::ConstArray2View<T> values);

  void operator-=(Arccore::ConstArray2View<T> values);
 
 private:
  Arccore::ArrayView<T>& m_values;
  T m_factor;
  Arccore::ConstArray2View<Arccore::Integer> m_indexes;
  Arccore::Integer m_i;
  Arccore::Integer m_local_offset;
};
 
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} // namespace Alien
 
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#include "VectorElementT.h"
 
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