MFEMVectorL2Error.h

Go to the documentation of this file.

//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#ifdef MFEM_ENABLED

#pragma once
#include "MFEMPostprocessor.h"
#include "MFEMGeneralUserObject.h"

/*
 * Compute the L2 error for a vector variable.
 */
class MFEMVectorL2Error : public MFEMPostprocessor
{
public:
  static InputParameters validParams();

  MFEMVectorL2Error(const InputParameters & parameters);

  virtual void initialize() override;
  virtual void execute() override;

  virtual PostprocessorValue getValue() const override final;

private:
  const VariableName & _var_name;
  const MFEMVectorCoefficientName & _coeff_name;
  mfem::VectorCoefficient & _vec_coeff;
  mfem::GridFunction & _var;
};

#endif