XFEMSingleVariableConstraint.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

#pragma once

// MOOSE includes
#include "ElemElemConstraint.h"
#include "MooseMesh.h"

// Forward Declarations

class XFEM;

class Function;

class XFEMSingleVariableConstraint : public ElemElemConstraint
{
public:
  static InputParameters validParams();

  XFEMSingleVariableConstraint(const InputParameters & parameters);
  virtual ~XFEMSingleVariableConstraint();

protected:
  virtual void reinitConstraintQuadrature(const ElementPairInfo & element_pair_info) override;

  virtual Real computeQpResidual(Moose::DGResidualType type) override;

  virtual Real computeQpJacobian(Moose::DGJacobianType type) override;

  Point _interface_normal;

  Real _alpha;

  const Function & _jump;

  const Function & _jump_flux;

  bool _use_penalty;

  std::shared_ptr<XFEM> _xfem;
};