NodalConstraint.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"
 
#include <map>
#include <set>
 
class MooseMesh;
 
class NodalConstraint : public Constraint,
                        public NeighborCoupleableMooseVariableDependencyIntermediateInterface,
                        public NeighborMooseVariableInterface<Real>
{
public:
  static InputParameters validParams();
 
  NodalConstraint(const InputParameters & parameters);
 
  std::vector<dof_id_type> & getPrimaryNodeId() { return _primary_node_vector; }
 
  std::vector<dof_id_type> & getSecondaryNodeId() { return _connected_nodes; }
 
  virtual void updateConnectivity();
 
  void reinitConstraintNodes();
 
  virtual void computeResidual() override final
  {
    mooseError("NodalConstraint do not need computeResidual()");
  }
  virtual void computeResidual(const NumericVector<Number> & residual);
 
  virtual void computeJacobian() override final
  {
    mooseError("NodalConstraint do not need computeJacobian()");
  }
  virtual void computeJacobian(const SparseMatrix<Number> & jacobian);
 
  const MooseVariable & variable() const override { return _var; }
 
protected:
  std::vector<dof_id_type> gatherAndRetainConnectedElems(MooseMesh & mesh,
                                                         const std::vector<dof_id_type> & node_ids);
 
  std::map<MooseMesh *, std::set<Elem *>> _retained_elems;
 
  virtual Real computeQpResidual(Moose::ConstraintType type) = 0;
 
  virtual Real computeQpJacobian(Moose::ConstraintJacobianType type) = 0;
 
  MooseVariable & _var;
 
  MooseVariable & _var_secondary;
 
  const VariableValue & _u_secondary;
  std::vector<dof_id_type> _connected_nodes;
  std::vector<dof_id_type> _primary_node_vector;
  const VariableValue & _u_primary;
  Moose::ConstraintFormulationType _formulation;
  std::vector<Real> _weights;
  unsigned int _i;
  unsigned int _j;
};