ElemElemConstraint.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 "Constraint.h"
#include "NeighborCoupleableMooseVariableDependencyIntermediateInterface.h"
 
class ElementPairInfo;
class FEProblemBase;
 
class ElemElemConstraint : public Constraint,
                           public NeighborCoupleableMooseVariableDependencyIntermediateInterface,
                           public NeighborMooseVariableInterface<Real>
{
public:
  static InputParameters validParams();
 
  ElemElemConstraint(const InputParameters & parameters);
 
  virtual void reinit(const ElementPairInfo & element_pair_info);
 
  virtual void reinitConstraintQuadrature(const ElementPairInfo & element_pair_info);
 
  virtual void computeElemNeighResidual(Moose::DGResidualType type);
 
  virtual void computeResidual() override;
 
  virtual void computeElemNeighJacobian(Moose::DGJacobianType type);
 
  virtual void computeJacobian() override;
 
  unsigned int getInterfaceID() const { return _interface_id; };
 
  const MooseVariable & variable() const override { return _var; }
 
protected:
  FEProblemBase & _fe_problem;
  unsigned int _dim;
 
  unsigned int _interface_id;
 
  MooseVariable & _var;
 
  const Elem * const & _current_elem;
 
  const Elem * const & _neighbor_elem;
 
  std::vector<Point> _constraint_q_point;
  std::vector<Real> _constraint_weight;
 
  unsigned int _i, _j;
 
  const VariableValue & _u;
 
  const VariableGradient & _grad_u;
  const VariablePhiValue & _phi;
  const VariablePhiGradient & _grad_phi;
 
  const VariableTestValue & _test;
  const VariableTestGradient & _grad_test;
 
  const VariablePhiValue & _phi_neighbor;
  const VariablePhiGradient & _grad_phi_neighbor;
 
  const VariableTestValue & _test_neighbor;
  const VariableTestGradient & _grad_test_neighbor;
 
  const VariableValue & _u_neighbor;
  const VariableGradient & _grad_u_neighbor;
 
  virtual Real computeQpResidual(Moose::DGResidualType type) = 0;
 
  virtual Real computeQpJacobian(Moose::DGJacobianType type) = 0;
};