MFEMComplexAuxKernel.h

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//* 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 MOOSE_MFEM_ENABLED

#pragma once

#include "MFEMExecutedObject.h"
#include "MFEMContainers.h"

class MFEMComplexAuxKernel : public MFEMExecutedObject
{
public:
  static InputParameters validParams();

  MFEMComplexAuxKernel(const InputParameters & parameters);
  virtual ~MFEMComplexAuxKernel() = default;

  virtual void update() {};

  virtual std::optional<std::string> suppliedVariableName() const override;

  void complexAdd(mfem::ParComplexGridFunction & a,
                  const mfem::ParComplexGridFunction & b,
                  const std::complex<mfem::real_t> scale = {1.0, 0.0});

  void complexScale(mfem::ParComplexGridFunction & a,
                    const std::complex<mfem::real_t> scale = {1.0, 0.0});

protected:
  const AuxVariableName _result_var_name;

  mfem::ParComplexGridFunction & _result_var;

  long _sequence{0};
};

#endif