core/matvec/Vector.h

// -*- 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
//-----------------------------------------------------------------------------
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/* Vector.h                                                    (C) 2000-2026 */
/*                                                                           */
/* Vecteur d'algèbre linéraire.                                              */
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#ifndef ARCANE_CORE_MATVEC_VECTOR_H
#define ARCANE_CORE_MATVEC_VECTOR_H
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#include "arcane/utils/Array.h"
#include "arcane/utils/Numeric.h"
 
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namespace Arcane::MatVec
{
 
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class VectorImpl;
 
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class ARCANE_CORE_EXPORT Vector
{
 public:

  Vector();
  explicit Vector(Integer size);
  Vector(Integer size, Real init_value);
  explicit Vector(RealUniqueArray v);
  Vector(const Vector& rhs);
  const Vector& operator=(const Vector& rhs);
  ~Vector();
 
 public:

  Integer size() const;
  RealArrayView values();
  RealConstArrayView values() const;
  void dump(std::ostream& o) const;
  Vector clone();
  void copy(const Vector& rhs);
  void resize(Integer new_size);
  void resize(Integer new_size, Real init_value);
 
  Real normInf();

  static Vector readHypre(const String& file_name);
 
 private:

  VectorImpl* m_impl = nullptr;
};
 
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} // namespace Arcane::MatVec
 
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#endif