uniform_refinement_estimator.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2019 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
 
 
 
#ifndef LIBMESH_UNIFORM_REFINEMENT_ESTIMATOR_H
#define LIBMESH_UNIFORM_REFINEMENT_ESTIMATOR_H
 
// Local Includes
#include "libmesh/error_estimator.h"
#include "libmesh/libmesh.h"
 
// C++ includes
#include <cstddef>
#include <vector>
 
#ifdef LIBMESH_ENABLE_AMR
 
namespace libMesh
{
 
class UniformRefinementEstimator : public ErrorEstimator
{
public:
 
  UniformRefinementEstimator();
 
  UniformRefinementEstimator (const UniformRefinementEstimator &) = default;
  UniformRefinementEstimator (UniformRefinementEstimator &&) = default;
  UniformRefinementEstimator & operator= (const UniformRefinementEstimator &) = default;
  UniformRefinementEstimator & operator= (UniformRefinementEstimator &&) = default;
  virtual ~UniformRefinementEstimator() = default;
 
  virtual void estimate_error (const System & system,
                               ErrorVector & error_per_cell,
                               const NumericVector<Number> * solution_vector = nullptr,
                               bool estimate_parent_error = false) override;
 
  virtual void estimate_errors (const EquationSystems & equation_systems,
                                ErrorVector & error_per_cell,
                                const std::map<const System *, SystemNorm> & error_norms,
                                const std::map<const System *, const NumericVector<Number> *> * solution_vectors = nullptr,
                                bool estimate_parent_error = false) override;
 
  virtual void estimate_errors (const EquationSystems & equation_systems,
                                ErrorMap & errors_per_cell,
                                const std::map<const System *, const NumericVector<Number> *> * solution_vectors = nullptr,
                                bool estimate_parent_error = false) override;
 
  virtual ErrorEstimatorType type() const override;
 
  unsigned char number_h_refinements;
 
  unsigned char number_p_refinements;
 
protected:
  virtual void _estimate_error (const EquationSystems * equation_systems,
                                const System * system,
                                ErrorVector * error_per_cell,
                                std::map<std::pair<const System *, unsigned int>, ErrorVector *> * errors_per_cell,
                                const std::map<const System *, SystemNorm > * error_norms,
                                const std::map<const System *, const NumericVector<Number> *> * solution_vectors = nullptr,
                                bool estimate_parent_error = false);
};
 
} // namespace libMesh
 
#endif // #ifdef LIBMESH_ENABLE_AMR
 
#endif // LIBMESH_UNIFORM_REFINEMENT_ESTIMATOR_H