periodic_boundary.C

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
 
// This library is free software; you can 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.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
// Local Includes
#include "libmesh/libmesh_config.h"
 
#ifdef LIBMESH_ENABLE_PERIODIC
 
#include "libmesh/libmesh.h" // libMesh::invalid_uint
#include "libmesh/periodic_boundary.h"
 
// C++ Includes
#include <memory>
 
 
namespace libMesh
{
 
PeriodicBoundary::PeriodicBoundary() :
  PeriodicBoundaryBase(),
  translation_vector()
{
}
 
 
 
PeriodicBoundary::PeriodicBoundary(const PeriodicBoundary & o, TransformationType t) :
  PeriodicBoundaryBase(o),
  translation_vector(o.translation_vector)
{
  if (t == INVERSE)
    {
      std::swap(myboundary, pairedboundary);
      translation_vector *= -1.0;
    }
}
 
 
 
PeriodicBoundary::PeriodicBoundary(const RealVectorValue & vector) :
  PeriodicBoundaryBase(),
  translation_vector(vector)
{
}
 
 
 
Point PeriodicBoundary::get_corresponding_pos(const Point & pt) const
{
  return pt + translation_vector;
}
 
 
 
std::unique_ptr<PeriodicBoundaryBase> PeriodicBoundary::clone(TransformationType t) const
{
  return std::make_unique<PeriodicBoundary>(*this, t);
}
 
 
} // namespace libMesh
 
 
#endif // LIBMESH_ENABLE_PERIODIC