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weighted_patch_recovery_error_estimator.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2012 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_WEIGHTED_PATCH_RECOVERY_ERROR_ESTIMATOR_H
#define LIBMESH_WEIGHTED_PATCH_RECOVERY_ERROR_ESTIMATOR_H

// C++ includes
#include <vector>

// Local Includes
#include "libmesh/elem_range.h"
#include "libmesh/enum_order.h"
#include "libmesh/error_estimator.h"
#include "libmesh/fem_function_base.h"
#include "libmesh/patch_recovery_error_estimator.h"
#include "libmesh/patch.h"
#include "libmesh/point.h"


namespace libMesh
{

// Forward Declarations
class Elem;


class WeightedPatchRecoveryErrorEstimator : public PatchRecoveryErrorEstimator
{
public:

 WeightedPatchRecoveryErrorEstimator() : PatchRecoveryErrorEstimator() {}

  ~WeightedPatchRecoveryErrorEstimator() {}

  virtual void estimate_error (const System& system,
                               ErrorVector& error_per_cell,
                               const NumericVector<Number>* solution_vector = NULL,
                               bool estimate_parent_error = false);
  
  std::vector<FEMFunctionBase<Number>*> weight_functions;

 private:
  
  class EstimateError
  {
  public:
    EstimateError (const System& sys,
                   const WeightedPatchRecoveryErrorEstimator &ee,
                   ErrorVector& epc) :
      system(sys),
      error_estimator(ee),
      error_per_cell(epc)
    {}

    void operator()(const ConstElemRange &range) const;

  private:

    const System &system;
    const WeightedPatchRecoveryErrorEstimator &error_estimator;
    ErrorVector &error_per_cell;
  };

  friend class EstimateError;
};


} // namespace libMesh


#endif // LIBMESH_WEIGHTED_PATCH_RECOVERY_ERROR_ESTIMATOR_H

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Last modified: February 05 2013 19:54:49 UTC

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