IMatrixImpl.h

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// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------

 
#pragma once
 
#include <arccore/base/String.h>
 
#include <alien/distribution/MatrixDistribution.h>
#include <alien/utils/ObjectWithTrace.h>
#include <alien/utils/Precomp.h>
#include <alien/utils/time_stamp/Timestamp.h>
 
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namespace Alien
{
 
typedef String BackEndId;
 
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class MultiMatrixImpl;
class ISpace;
class Block;
class VBlock;
 
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class ALIEN_EXPORT IMatrixImpl : public Timestamp
, public ObjectWithTrace
{
 public:
  typedef Arccore::Real ValueType;
 
 public:
  explicit IMatrixImpl(const MultiMatrixImpl* multi_impl, BackEndId backend = "");

  virtual ~IMatrixImpl() override = default;
 
  IMatrixImpl(const IMatrixImpl& src) = delete;
  IMatrixImpl(IMatrixImpl&& src) = delete;
  IMatrixImpl& operator=(const IMatrixImpl& src) = delete;
  IMatrixImpl& operator=(IMatrixImpl&& src) = delete;
 
 public:
  virtual void clear() {}

  virtual const ISpace& rowSpace() const;

  virtual const ISpace& colSpace() const;

  virtual const MatrixDistribution& distribution() const;

  virtual BackEndId backend() const { return m_backend; }

  virtual const Block* block() const;

  virtual const VBlock* vblock() const;

  virtual const VBlock* rowBlock() const;

  virtual const VBlock* colBlock() const;
 
  const MultiMatrixImpl* impls() const {
    return m_multi_impl;
  }
 protected:
  const MultiMatrixImpl* m_multi_impl;
  BackEndId m_backend;
};
 
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} // namespace Alien
 
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