property_pool.h

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// ---------------------------------------------------------------------
//
// Copyright (C) 2017 - 2019 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, redistribute
// it, and/or modify it under the terms of the GNU Lesser General
// Public License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// The full text of the license can be found in the file LICENSE.md at
// the top level directory of deal.II.
//
// ---------------------------------------------------------------------
 
#ifndef dealii_particles_property_pool_h
#define dealii_particles_property_pool_h
 
#include <deal.II/base/config.h>
 
#include <deal.II/base/array_view.h>
 
DEAL_II_NAMESPACE_OPEN
 
namespace Particles
{
  class PropertyPool
  {
  public:
    using Handle = double *;
 
    static const Handle invalid_handle;
 
    PropertyPool(const unsigned int n_properties_per_slot);
 
    Handle
    allocate_properties_array();
 
    void
    deallocate_properties_array(const Handle handle);
 
    ArrayView<double>
    get_properties(const Handle handle);
 
    void
    reserve(const std::size_t size);
 
    unsigned int
    n_properties_per_slot() const;
 
  private:
    const unsigned int n_properties;
  };
 
 
} // namespace Particles
 
DEAL_II_NAMESPACE_CLOSE
 
#endif