NEML2CentralDifference.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 NEML2_ENABLED

#pragma once

#include "ExplicitMixedOrder.h"
#include "NEML2Assembly.h"
#include "NEML2FEInterpolation.h"

class NEML2CentralDifference : public ExplicitMixedOrder
{
public:
  static InputParameters validParams();

  NEML2CentralDifference(const InputParameters & parameters);

  void initialSetup() override;
  void meshChanged() override;
  void postSolve() override;

protected:
  void evaluateRHSResidual() override;
  void rebuildBoundaryElementList();

  NEML2Assembly * _neml2_assembly = nullptr;

  NEML2FEInterpolation * _fe = nullptr;

private:
  std::vector<const Elem *> _boundary_elems = {};

  std::vector<const Node *> _no_node = {};

  bool _boundary_elems_dirty = true;
};

#endif // NEML2_ENABLED